diff options
Diffstat (limited to 'src/test/test_config.c')
| -rw-r--r-- | src/test/test_config.c | 4483 |
1 files changed, 4400 insertions, 83 deletions
diff --git a/src/test/test_config.c b/src/test/test_config.c index 94ac4dca13..89f9b3e2aa 100644 --- a/src/test/test_config.c +++ b/src/test/test_config.c @@ -1,19 +1,49 @@ /* Copyright (c) 2001-2004, Roger Dingledine. * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson. - * Copyright (c) 2007-2013, The Tor Project, Inc. */ + * Copyright (c) 2007-2016, The Tor Project, Inc. */ /* See LICENSE for licensing information */ #include "orconfig.h" #define CONFIG_PRIVATE +#define PT_PRIVATE +#define ROUTERSET_PRIVATE #include "or.h" +#include "address.h" #include "addressmap.h" +#include "circuitmux_ewma.h" +#include "circuitbuild.h" #include "config.h" #include "confparse.h" +#include "connection.h" #include "connection_edge.h" #include "test.h" #include "util.h" #include "address.h" +#include "connection_or.h" +#include "control.h" +#include "cpuworker.h" +#include "dirserv.h" +#include "dirvote.h" +#include "dns.h" +#include "entrynodes.h" +#include "transports.h" +#include "ext_orport.h" +#include "geoip.h" +#include "hibernate.h" +#include "main.h" +#include "networkstatus.h" +#include "nodelist.h" +#include "policies.h" +#include "rendclient.h" +#include "rendservice.h" +#include "router.h" +#include "routerlist.h" +#include "routerset.h" +#include "statefile.h" +#include "test.h" +#include "transports.h" +#include "util.h" static void test_config_addressmap(void *arg) @@ -48,62 +78,61 @@ test_config_addressmap(void *arg) /* Use old interface for now, so we don't need to rewrite the unit tests */ #define addressmap_rewrite(a,s,eo,ao) \ - addressmap_rewrite((a),(s),AMR_FLAG_USE_IPV4_DNS|AMR_FLAG_USE_IPV6_DNS, \ - (eo),(ao)) + addressmap_rewrite((a),(s), ~0, (eo),(ao)) /* MapAddress .invalidwildcard.com .torserver.exit - no match */ strlcpy(address, "www.invalidwildcard.com", sizeof(address)); - test_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); /* MapAddress *invalidasterisk.com .torserver.exit - no match */ strlcpy(address, "www.invalidasterisk.com", sizeof(address)); - test_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); /* Where no mapping for FQDN match on top-level domain */ /* MapAddress .google.com .torserver.exit */ strlcpy(address, "reader.google.com", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "reader.torserver.exit"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "reader.torserver.exit"); /* MapAddress *.yahoo.com *.google.com.torserver.exit */ strlcpy(address, "reader.yahoo.com", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "reader.google.com.torserver.exit"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "reader.google.com.torserver.exit"); /*MapAddress *.cnn.com www.cnn.com */ strlcpy(address, "cnn.com", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "www.cnn.com"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "www.cnn.com"); /* MapAddress .cn.com www.cnn.com */ strlcpy(address, "www.cn.com", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "www.cnn.com"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "www.cnn.com"); /* MapAddress ex.com www.cnn.com - no match */ strlcpy(address, "www.ex.com", sizeof(address)); - test_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); /* MapAddress ey.com *.cnn.com - invalid expression */ strlcpy(address, "ey.com", sizeof(address)); - test_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); /* Where mapping for FQDN match on FQDN */ strlcpy(address, "www.google.com", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "3.3.3.3"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "3.3.3.3"); strlcpy(address, "www.torproject.org", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "1.1.1.1"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "1.1.1.1"); strlcpy(address, "other.torproject.org", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "this.torproject.org.otherserver.exit"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "this.torproject.org.otherserver.exit"); strlcpy(address, "test.torproject.org", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "2.2.2.2"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "2.2.2.2"); /* Test a chain of address mappings and the order in which they were added: "MapAddress www.example.org 4.4.4.4" @@ -111,17 +140,17 @@ test_config_addressmap(void *arg) "MapAddress 4.4.4.4 5.5.5.5" */ strlcpy(address, "www.example.org", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "5.5.5.5"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "5.5.5.5"); /* Test infinite address mapping results in no change */ strlcpy(address, "www.infiniteloop.org", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "www.infiniteloop.org"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "www.infiniteloop.org"); /* Test we don't find false positives */ strlcpy(address, "www.example.com", sizeof(address)); - test_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); /* Test top-level-domain matching a bit harder */ config_free_lines(get_options_mutable()->AddressMap); @@ -134,24 +163,24 @@ test_config_addressmap(void *arg) config_register_addressmaps(get_options()); strlcpy(address, "www.abc.com", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "www.abc.torserver.exit"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "www.abc.torserver.exit"); strlcpy(address, "www.def.com", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "www.def.torserver.exit"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "www.def.torserver.exit"); strlcpy(address, "www.torproject.org", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "1.1.1.1"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "1.1.1.1"); strlcpy(address, "test.torproject.org", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "1.1.1.1"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "1.1.1.1"); strlcpy(address, "torproject.net", sizeof(address)); - test_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); - test_streq(address, "2.2.2.2"); + tt_assert(addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_str_op(address,OP_EQ, "2.2.2.2"); /* We don't support '*' as a mapping directive */ config_free_lines(get_options_mutable()->AddressMap); @@ -161,19 +190,20 @@ test_config_addressmap(void *arg) config_register_addressmaps(get_options()); strlcpy(address, "www.abc.com", sizeof(address)); - test_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); strlcpy(address, "www.def.net", sizeof(address)); - test_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); strlcpy(address, "www.torproject.org", sizeof(address)); - test_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); + tt_assert(!addressmap_rewrite(address, sizeof(address), &expires, NULL)); #undef addressmap_rewrite done: config_free_lines(get_options_mutable()->AddressMap); get_options_mutable()->AddressMap = NULL; + addressmap_free_all(); } static int @@ -184,7 +214,7 @@ is_private_dir(const char* path) if (r) { return 0; } -#if !defined (_WIN32) || defined (WINCE) +#if !defined (_WIN32) if ((st.st_mode & (S_IFDIR | 0777)) != (S_IFDIR | 0700)) { return 0; } @@ -201,7 +231,7 @@ test_config_check_or_create_data_subdir(void *arg) char *subpath; struct stat st; int r; -#if !defined (_WIN32) || defined (WINCE) +#if !defined (_WIN32) unsigned group_permission; #endif (void)arg; @@ -210,30 +240,30 @@ test_config_check_or_create_data_subdir(void *arg) datadir = options->DataDirectory = tor_strdup(get_fname("datadir-0")); subpath = get_datadir_fname(subdir); -#if defined (_WIN32) && !defined (WINCE) - tt_int_op(mkdir(options->DataDirectory), ==, 0); +#if defined (_WIN32) + tt_int_op(mkdir(options->DataDirectory), OP_EQ, 0); #else - tt_int_op(mkdir(options->DataDirectory, 0700), ==, 0); + tt_int_op(mkdir(options->DataDirectory, 0700), OP_EQ, 0); #endif r = stat(subpath, &st); // The subdirectory shouldn't exist yet, // but should be created by the call to check_or_create_data_subdir. - test_assert(r && (errno == ENOENT)); - test_assert(!check_or_create_data_subdir(subdir)); - test_assert(is_private_dir(subpath)); + tt_assert(r && (errno == ENOENT)); + tt_assert(!check_or_create_data_subdir(subdir)); + tt_assert(is_private_dir(subpath)); // The check should return 0, if the directory already exists // and is private to the user. - test_assert(!check_or_create_data_subdir(subdir)); + tt_assert(!check_or_create_data_subdir(subdir)); r = stat(subpath, &st); if (r) { tt_abort_perror("stat"); } -#if !defined (_WIN32) || defined (WINCE) +#if !defined (_WIN32) group_permission = st.st_mode | 0070; r = chmod(subpath, group_permission); @@ -243,9 +273,9 @@ test_config_check_or_create_data_subdir(void *arg) // If the directory exists, but its mode is too permissive // a call to check_or_create_data_subdir should reset the mode. - test_assert(!is_private_dir(subpath)); - test_assert(!check_or_create_data_subdir(subdir)); - test_assert(is_private_dir(subpath)); + tt_assert(!is_private_dir(subpath)); + tt_assert(!check_or_create_data_subdir(subdir)); + tt_assert(is_private_dir(subpath)); #endif done: @@ -284,27 +314,27 @@ test_config_write_to_data_subdir(void *arg) datadir = options->DataDirectory = tor_strdup(get_fname("datadir-1")); filepath = get_datadir_fname2(subdir, fname); -#if defined (_WIN32) && !defined (WINCE) - tt_int_op(mkdir(options->DataDirectory), ==, 0); +#if defined (_WIN32) + tt_int_op(mkdir(options->DataDirectory), OP_EQ, 0); #else - tt_int_op(mkdir(options->DataDirectory, 0700), ==, 0); + tt_int_op(mkdir(options->DataDirectory, 0700), OP_EQ, 0); #endif // Write attempt shoudl fail, if subdirectory doesn't exist. - test_assert(write_to_data_subdir(subdir, fname, str, NULL)); - test_assert(! check_or_create_data_subdir(subdir)); + tt_assert(write_to_data_subdir(subdir, fname, str, NULL)); + tt_assert(! check_or_create_data_subdir(subdir)); // Content of file after write attempt should be // equal to the original string. - test_assert(!write_to_data_subdir(subdir, fname, str, NULL)); + tt_assert(!write_to_data_subdir(subdir, fname, str, NULL)); cp = read_file_to_str(filepath, 0, NULL); - test_streq(cp, str); + tt_str_op(cp,OP_EQ, str); tor_free(cp); // A second write operation should overwrite the old content. - test_assert(!write_to_data_subdir(subdir, fname, str, NULL)); + tt_assert(!write_to_data_subdir(subdir, fname, str, NULL)); cp = read_file_to_str(filepath, 0, NULL); - test_streq(cp, str); + tt_str_op(cp,OP_EQ, str); tor_free(cp); done: @@ -325,48 +355,48 @@ good_bridge_line_test(const char *string, const char *test_addrport, { char *tmp = NULL; bridge_line_t *bridge_line = parse_bridge_line(string); - test_assert(bridge_line); + tt_assert(bridge_line); /* test addrport */ tmp = tor_strdup(fmt_addrport(&bridge_line->addr, bridge_line->port)); - test_streq(test_addrport, tmp); + tt_str_op(test_addrport,OP_EQ, tmp); tor_free(tmp); /* If we were asked to validate a digest, but we did not get a digest after parsing, we failed. */ if (test_digest && tor_digest_is_zero(bridge_line->digest)) - test_assert(0); + tt_assert(0); /* If we were not asked to validate a digest, and we got a digest after parsing, we failed again. */ if (!test_digest && !tor_digest_is_zero(bridge_line->digest)) - test_assert(0); + tt_assert(0); /* If we were asked to validate a digest, and we got a digest after parsing, make sure it's correct. */ if (test_digest) { tmp = tor_strdup(hex_str(bridge_line->digest, DIGEST_LEN)); tor_strlower(tmp); - test_streq(test_digest, tmp); + tt_str_op(test_digest,OP_EQ, tmp); tor_free(tmp); } /* If we were asked to validate a transport name, make sure tha it matches with the transport name that was parsed. */ if (test_transport && !bridge_line->transport_name) - test_assert(0); + tt_assert(0); if (!test_transport && bridge_line->transport_name) - test_assert(0); + tt_assert(0); if (test_transport) - test_streq(test_transport, bridge_line->transport_name); + tt_str_op(test_transport,OP_EQ, bridge_line->transport_name); /* Validate the SOCKS argument smartlist. */ if (test_socks_args && !bridge_line->socks_args) - test_assert(0); + tt_assert(0); if (!test_socks_args && bridge_line->socks_args) - test_assert(0); + tt_assert(0); if (test_socks_args) - test_assert(smartlist_strings_eq(test_socks_args, + tt_assert(smartlist_strings_eq(test_socks_args, bridge_line->socks_args)); done: @@ -382,7 +412,7 @@ bad_bridge_line_test(const char *string) bridge_line_t *bridge_line = parse_bridge_line(string); if (bridge_line) TT_FAIL(("%s was supposed to fail, but it didn't.", string)); - test_assert(!bridge_line); + tt_assert(!bridge_line); done: bridge_line_free(bridge_line); @@ -490,18 +520,18 @@ test_config_parse_transport_options_line(void *arg) { /* too small line */ options_sl = get_options_from_transport_options_line("valley", NULL); - test_assert(!options_sl); + tt_assert(!options_sl); } { /* no k=v values */ options_sl = get_options_from_transport_options_line("hit it!", NULL); - test_assert(!options_sl); + tt_assert(!options_sl); } { /* correct line, but wrong transport specified */ options_sl = get_options_from_transport_options_line("trebuchet k=v", "rook"); - test_assert(!options_sl); + tt_assert(!options_sl); } { /* correct -- no transport specified */ @@ -512,8 +542,8 @@ test_config_parse_transport_options_line(void *arg) options_sl = get_options_from_transport_options_line("rook ladi=dadi weliketo=party", NULL); - test_assert(options_sl); - test_assert(smartlist_strings_eq(options_sl, sl_tmp)); + tt_assert(options_sl); + tt_assert(smartlist_strings_eq(options_sl, sl_tmp)); SMARTLIST_FOREACH(sl_tmp, char *, s, tor_free(s)); smartlist_free(sl_tmp); @@ -531,8 +561,8 @@ test_config_parse_transport_options_line(void *arg) options_sl = get_options_from_transport_options_line("rook ladi=dadi weliketo=party", "rook"); - test_assert(options_sl); - test_assert(smartlist_strings_eq(options_sl, sl_tmp)); + tt_assert(options_sl); + tt_assert(smartlist_strings_eq(options_sl, sl_tmp)); SMARTLIST_FOREACH(sl_tmp, char *, s, tor_free(s)); smartlist_free(sl_tmp); sl_tmp = NULL; @@ -552,6 +582,269 @@ test_config_parse_transport_options_line(void *arg) } } +/* Mocks needed for the transport plugin line test */ + +static void pt_kickstart_proxy_mock(const smartlist_t *transport_list, + char **proxy_argv, int is_server); +static int transport_add_from_config_mock(const tor_addr_t *addr, + uint16_t port, const char *name, + int socks_ver); +static int transport_is_needed_mock(const char *transport_name); + +static int pt_kickstart_proxy_mock_call_count = 0; +static int transport_add_from_config_mock_call_count = 0; +static int transport_is_needed_mock_call_count = 0; +static int transport_is_needed_mock_return = 0; + +static void +pt_kickstart_proxy_mock(const smartlist_t *transport_list, + char **proxy_argv, int is_server) +{ + (void) transport_list; + (void) proxy_argv; + (void) is_server; + /* XXXX check that args are as expected. */ + + ++pt_kickstart_proxy_mock_call_count; + + free_execve_args(proxy_argv); +} + +static int +transport_add_from_config_mock(const tor_addr_t *addr, + uint16_t port, const char *name, + int socks_ver) +{ + (void) addr; + (void) port; + (void) name; + (void) socks_ver; + /* XXXX check that args are as expected. */ + + ++transport_add_from_config_mock_call_count; + + return 0; +} + +static int +transport_is_needed_mock(const char *transport_name) +{ + (void) transport_name; + /* XXXX check that arg is as expected. */ + + ++transport_is_needed_mock_call_count; + + return transport_is_needed_mock_return; +} + +/** + * Test parsing for the ClientTransportPlugin and ServerTransportPlugin config + * options. + */ + +static void +test_config_parse_transport_plugin_line(void *arg) +{ + (void)arg; + + or_options_t *options = get_options_mutable(); + int r, tmp; + int old_pt_kickstart_proxy_mock_call_count; + int old_transport_add_from_config_mock_call_count; + int old_transport_is_needed_mock_call_count; + + /* Bad transport lines - too short */ + r = parse_transport_line(options, "bad", 1, 0); + tt_assert(r < 0); + r = parse_transport_line(options, "bad", 1, 1); + tt_assert(r < 0); + r = parse_transport_line(options, "bad bad", 1, 0); + tt_assert(r < 0); + r = parse_transport_line(options, "bad bad", 1, 1); + tt_assert(r < 0); + + /* Test transport list parsing */ + r = parse_transport_line(options, + "transport_1 exec /usr/bin/fake-transport", 1, 0); + tt_assert(r == 0); + r = parse_transport_line(options, + "transport_1 exec /usr/bin/fake-transport", 1, 1); + tt_assert(r == 0); + r = parse_transport_line(options, + "transport_1,transport_2 exec /usr/bin/fake-transport", 1, 0); + tt_assert(r == 0); + r = parse_transport_line(options, + "transport_1,transport_2 exec /usr/bin/fake-transport", 1, 1); + tt_assert(r == 0); + /* Bad transport identifiers */ + r = parse_transport_line(options, + "transport_* exec /usr/bin/fake-transport", 1, 0); + tt_assert(r < 0); + r = parse_transport_line(options, + "transport_* exec /usr/bin/fake-transport", 1, 1); + tt_assert(r < 0); + + /* Check SOCKS cases for client transport */ + r = parse_transport_line(options, + "transport_1 socks4 1.2.3.4:567", 1, 0); + tt_assert(r == 0); + r = parse_transport_line(options, + "transport_1 socks5 1.2.3.4:567", 1, 0); + tt_assert(r == 0); + /* Proxy case for server transport */ + r = parse_transport_line(options, + "transport_1 proxy 1.2.3.4:567", 1, 1); + tt_assert(r == 0); + /* Multiple-transport error exit */ + r = parse_transport_line(options, + "transport_1,transport_2 socks5 1.2.3.4:567", 1, 0); + tt_assert(r < 0); + r = parse_transport_line(options, + "transport_1,transport_2 proxy 1.2.3.4:567", 1, 1); + /* No port error exit */ + r = parse_transport_line(options, + "transport_1 socks5 1.2.3.4", 1, 0); + tt_assert(r < 0); + r = parse_transport_line(options, + "transport_1 proxy 1.2.3.4", 1, 1); + tt_assert(r < 0); + /* Unparsable address error exit */ + r = parse_transport_line(options, + "transport_1 socks5 1.2.3:6x7", 1, 0); + tt_assert(r < 0); + r = parse_transport_line(options, + "transport_1 proxy 1.2.3:6x7", 1, 1); + tt_assert(r < 0); + + /* "Strange {Client|Server}TransportPlugin field" error exit */ + r = parse_transport_line(options, + "transport_1 foo bar", 1, 0); + tt_assert(r < 0); + r = parse_transport_line(options, + "transport_1 foo bar", 1, 1); + tt_assert(r < 0); + + /* No sandbox mode error exit */ + tmp = options->Sandbox; + options->Sandbox = 1; + r = parse_transport_line(options, + "transport_1 exec /usr/bin/fake-transport", 1, 0); + tt_assert(r < 0); + r = parse_transport_line(options, + "transport_1 exec /usr/bin/fake-transport", 1, 1); + tt_assert(r < 0); + options->Sandbox = tmp; + + /* + * These final test cases cover code paths that only activate without + * validate_only, so they need mocks in place. + */ + MOCK(pt_kickstart_proxy, pt_kickstart_proxy_mock); + old_pt_kickstart_proxy_mock_call_count = + pt_kickstart_proxy_mock_call_count; + r = parse_transport_line(options, + "transport_1 exec /usr/bin/fake-transport", 0, 1); + tt_assert(r == 0); + tt_assert(pt_kickstart_proxy_mock_call_count == + old_pt_kickstart_proxy_mock_call_count + 1); + UNMOCK(pt_kickstart_proxy); + + /* This one hits a log line in the !validate_only case only */ + r = parse_transport_line(options, + "transport_1 proxy 1.2.3.4:567", 0, 1); + tt_assert(r == 0); + + /* Check mocked client transport cases */ + MOCK(pt_kickstart_proxy, pt_kickstart_proxy_mock); + MOCK(transport_add_from_config, transport_add_from_config_mock); + MOCK(transport_is_needed, transport_is_needed_mock); + + /* Unnecessary transport case */ + transport_is_needed_mock_return = 0; + old_pt_kickstart_proxy_mock_call_count = + pt_kickstart_proxy_mock_call_count; + old_transport_add_from_config_mock_call_count = + transport_add_from_config_mock_call_count; + old_transport_is_needed_mock_call_count = + transport_is_needed_mock_call_count; + r = parse_transport_line(options, + "transport_1 exec /usr/bin/fake-transport", 0, 0); + /* Should have succeeded */ + tt_assert(r == 0); + /* transport_is_needed() should have been called */ + tt_assert(transport_is_needed_mock_call_count == + old_transport_is_needed_mock_call_count + 1); + /* + * pt_kickstart_proxy() and transport_add_from_config() should + * not have been called. + */ + tt_assert(pt_kickstart_proxy_mock_call_count == + old_pt_kickstart_proxy_mock_call_count); + tt_assert(transport_add_from_config_mock_call_count == + old_transport_add_from_config_mock_call_count); + + /* Necessary transport case */ + transport_is_needed_mock_return = 1; + old_pt_kickstart_proxy_mock_call_count = + pt_kickstart_proxy_mock_call_count; + old_transport_add_from_config_mock_call_count = + transport_add_from_config_mock_call_count; + old_transport_is_needed_mock_call_count = + transport_is_needed_mock_call_count; + r = parse_transport_line(options, + "transport_1 exec /usr/bin/fake-transport", 0, 0); + /* Should have succeeded */ + tt_assert(r == 0); + /* + * transport_is_needed() and pt_kickstart_proxy() should have been + * called. + */ + tt_assert(pt_kickstart_proxy_mock_call_count == + old_pt_kickstart_proxy_mock_call_count + 1); + tt_assert(transport_is_needed_mock_call_count == + old_transport_is_needed_mock_call_count + 1); + /* transport_add_from_config() should not have been called. */ + tt_assert(transport_add_from_config_mock_call_count == + old_transport_add_from_config_mock_call_count); + + /* proxy case */ + transport_is_needed_mock_return = 1; + old_pt_kickstart_proxy_mock_call_count = + pt_kickstart_proxy_mock_call_count; + old_transport_add_from_config_mock_call_count = + transport_add_from_config_mock_call_count; + old_transport_is_needed_mock_call_count = + transport_is_needed_mock_call_count; + r = parse_transport_line(options, + "transport_1 socks5 1.2.3.4:567", 0, 0); + /* Should have succeeded */ + tt_assert(r == 0); + /* + * transport_is_needed() and transport_add_from_config() should have + * been called. + */ + tt_assert(transport_add_from_config_mock_call_count == + old_transport_add_from_config_mock_call_count + 1); + tt_assert(transport_is_needed_mock_call_count == + old_transport_is_needed_mock_call_count + 1); + /* pt_kickstart_proxy() should not have been called. */ + tt_assert(pt_kickstart_proxy_mock_call_count == + old_pt_kickstart_proxy_mock_call_count); + + /* Done with mocked client transport cases */ + UNMOCK(transport_is_needed); + UNMOCK(transport_add_from_config); + UNMOCK(pt_kickstart_proxy); + + done: + /* Make sure we undo all mocks */ + UNMOCK(pt_kickstart_proxy); + UNMOCK(transport_add_from_config); + UNMOCK(transport_is_needed); + + return; +} + // Tests if an options with MyFamily fingerprints missing '$' normalises // them correctly and also ensure it also works with multiple fingerprints static void @@ -576,7 +869,8 @@ test_config_fix_my_family(void *arg) TT_FAIL(("options_validate failed: %s", err)); } - test_streq(options->MyFamily, "$1111111111111111111111111111111111111111, " + tt_str_op(options->MyFamily,OP_EQ, + "$1111111111111111111111111111111111111111, " "$1111111111111111111111111111111111111112, " "$1111111111111111111111111111111111111113"); @@ -589,16 +883,4039 @@ test_config_fix_my_family(void *arg) or_options_free(defaults); } +static int n_hostname_01010101 = 0; + +/** This mock function is meant to replace tor_lookup_hostname(). + * It answers with 1.1.1.1 as IP adddress that resulted from lookup. + * This function increments <b>n_hostname_01010101</b> counter by one + * every time it is called. + */ +static int +tor_lookup_hostname_01010101(const char *name, uint32_t *addr) +{ + n_hostname_01010101++; + + if (name && addr) { + *addr = ntohl(0x01010101); + } + + return 0; +} + +static int n_hostname_localhost = 0; + +/** This mock function is meant to replace tor_lookup_hostname(). + * It answers with 127.0.0.1 as IP adddress that resulted from lookup. + * This function increments <b>n_hostname_localhost</b> counter by one + * every time it is called. + */ +static int +tor_lookup_hostname_localhost(const char *name, uint32_t *addr) +{ + n_hostname_localhost++; + + if (name && addr) { + *addr = 0x7f000001; + } + + return 0; +} + +static int n_hostname_failure = 0; + +/** This mock function is meant to replace tor_lookup_hostname(). + * It pretends to fail by returning -1 to caller. Also, this function + * increments <b>n_hostname_failure</b> every time it is called. + */ +static int +tor_lookup_hostname_failure(const char *name, uint32_t *addr) +{ + (void)name; + (void)addr; + + n_hostname_failure++; + + return -1; +} + +static int n_gethostname_replacement = 0; + +/** This mock function is meant to replace tor_gethostname(). It + * responds with string "onionrouter!" as hostname. This function + * increments <b>n_gethostname_replacement</b> by one every time + * it is called. + */ +static int +tor_gethostname_replacement(char *name, size_t namelen) +{ + n_gethostname_replacement++; + + if (name && namelen) { + strlcpy(name,"onionrouter!",namelen); + } + + return 0; +} + +static int n_gethostname_localhost = 0; + +/** This mock function is meant to replace tor_gethostname(). It + * responds with string "127.0.0.1" as hostname. This function + * increments <b>n_gethostname_localhost</b> by one every time + * it is called. + */ +static int +tor_gethostname_localhost(char *name, size_t namelen) +{ + n_gethostname_localhost++; + + if (name && namelen) { + strlcpy(name,"127.0.0.1",namelen); + } + + return 0; +} + +static int n_gethostname_failure = 0; + +/** This mock function is meant to replace tor_gethostname. + * It pretends to fail by returning -1. This function increments + * <b>n_gethostname_failure</b> by one every time it is called. + */ +static int +tor_gethostname_failure(char *name, size_t namelen) +{ + (void)name; + (void)namelen; + n_gethostname_failure++; + + return -1; +} + +static int n_get_interface_address = 0; + +/** This mock function is meant to replace get_interface_address(). + * It answers with address 8.8.8.8. This function increments + * <b>n_get_interface_address</b> by one every time it is called. + */ +static int +get_interface_address_08080808(int severity, uint32_t *addr) +{ + (void)severity; + + n_get_interface_address++; + + if (addr) { + *addr = ntohl(0x08080808); + } + + return 0; +} + +static int n_get_interface_address6 = 0; +static sa_family_t last_address6_family; + +/** This mock function is meant to replace get_interface_address6(). + * It answers with IP address 9.9.9.9 iff both of the following are true: + * - <b>family</b> is AF_INET + * - <b>addr</b> pointer is not NULL. + * This function increments <b>n_get_interface_address6</b> by one every + * time it is called. + */ +static int +get_interface_address6_replacement(int severity, sa_family_t family, + tor_addr_t *addr) +{ + (void)severity; + + last_address6_family = family; + n_get_interface_address6++; + + if ((family != AF_INET) || !addr) { + return -1; + } + + tor_addr_from_ipv4h(addr,0x09090909); + + return 0; +} + +static int n_get_interface_address_failure = 0; + +/** + * This mock function is meant to replace get_interface_address(). + * It pretends to fail getting interface address by returning -1. + * <b>n_get_interface_address_failure</b> is incremented by one + * every time this function is called. + */ +static int +get_interface_address_failure(int severity, uint32_t *addr) +{ + (void)severity; + (void)addr; + + n_get_interface_address_failure++; + + return -1; +} + +static int n_get_interface_address6_failure = 0; + +/** + * This mock function is meant to replace get_interface_addres6(). + * It will pretend to fail by return -1. + * <b>n_get_interface_address6_failure</b> is incremented by one + * every time this function is called and <b>last_address6_family</b> + * is assigned the value of <b>family</b> argument. + */ +static int +get_interface_address6_failure(int severity, sa_family_t family, + tor_addr_t *addr) +{ + (void)severity; + (void)addr; + n_get_interface_address6_failure++; + last_address6_family = family; + + return -1; +} + +static void +test_config_resolve_my_address(void *arg) +{ + or_options_t *options; + uint32_t resolved_addr; + const char *method_used; + char *hostname_out = NULL; + int retval; + int prev_n_hostname_01010101; + int prev_n_hostname_localhost; + int prev_n_hostname_failure; + int prev_n_gethostname_replacement; + int prev_n_gethostname_failure; + int prev_n_gethostname_localhost; + int prev_n_get_interface_address; + int prev_n_get_interface_address_failure; + int prev_n_get_interface_address6; + int prev_n_get_interface_address6_failure; + + (void)arg; + + options = options_new(); + + options_init(options); + + /* + * CASE 1: + * If options->Address is a valid IPv4 address string, we want + * the corresponding address to be parsed and returned. + */ + + options->Address = tor_strdup("128.52.128.105"); + + retval = resolve_my_address(LOG_NOTICE,options,&resolved_addr, + &method_used,&hostname_out); + + tt_want(retval == 0); + tt_want_str_op(method_used,==,"CONFIGURED"); + tt_want(hostname_out == NULL); + tt_assert(resolved_addr == 0x80348069); + + tor_free(options->Address); + +/* + * CASE 2: + * If options->Address is a valid DNS address, we want resolve_my_address() + * function to ask tor_lookup_hostname() for help with resolving it + * and return the address that was resolved (in host order). + */ + + MOCK(tor_lookup_hostname,tor_lookup_hostname_01010101); + + tor_free(options->Address); + options->Address = tor_strdup("www.torproject.org"); + + prev_n_hostname_01010101 = n_hostname_01010101; + + retval = resolve_my_address(LOG_NOTICE,options,&resolved_addr, + &method_used,&hostname_out); + + tt_want(retval == 0); + tt_want(n_hostname_01010101 == prev_n_hostname_01010101 + 1); + tt_want_str_op(method_used,==,"RESOLVED"); + tt_want_str_op(hostname_out,==,"www.torproject.org"); + tt_assert(resolved_addr == 0x01010101); + + UNMOCK(tor_lookup_hostname); + + tor_free(options->Address); + tor_free(hostname_out); + +/* + * CASE 3: + * Given that options->Address is NULL, we want resolve_my_address() + * to try and use tor_gethostname() to get hostname AND use + * tor_lookup_hostname() to get IP address. + */ + + resolved_addr = 0; + tor_free(options->Address); + options->Address = NULL; + + MOCK(tor_gethostname,tor_gethostname_replacement); + MOCK(tor_lookup_hostname,tor_lookup_hostname_01010101); + + prev_n_gethostname_replacement = n_gethostname_replacement; + prev_n_hostname_01010101 = n_hostname_01010101; + + retval = resolve_my_address(LOG_NOTICE,options,&resolved_addr, + &method_used,&hostname_out); + + tt_want(retval == 0); + tt_want(n_gethostname_replacement == prev_n_gethostname_replacement + 1); + tt_want(n_hostname_01010101 == prev_n_hostname_01010101 + 1); + tt_want_str_op(method_used,==,"GETHOSTNAME"); + tt_want_str_op(hostname_out,==,"onionrouter!"); + tt_assert(resolved_addr == 0x01010101); + + UNMOCK(tor_gethostname); + UNMOCK(tor_lookup_hostname); + + tor_free(hostname_out); + +/* + * CASE 4: + * Given that options->Address is a local host address, we want + * resolve_my_address() function to fail. + */ + + resolved_addr = 0; + tor_free(options->Address); + options->Address = tor_strdup("127.0.0.1"); + + retval = resolve_my_address(LOG_NOTICE,options,&resolved_addr, + &method_used,&hostname_out); + + tt_want(resolved_addr == 0); + tt_assert(retval == -1); + + tor_free(options->Address); + tor_free(hostname_out); + +/* + * CASE 5: + * We want resolve_my_address() to fail if DNS address in options->Address + * cannot be resolved. + */ + + MOCK(tor_lookup_hostname,tor_lookup_hostname_failure); + + prev_n_hostname_failure = n_hostname_failure; + + tor_free(options->Address); + options->Address = tor_strdup("www.tor-project.org"); + + retval = resolve_my_address(LOG_NOTICE,options,&resolved_addr, + &method_used,&hostname_out); + + tt_want(n_hostname_failure == prev_n_hostname_failure + 1); + tt_assert(retval == -1); + + UNMOCK(tor_lookup_hostname); + + tor_free(options->Address); + tor_free(hostname_out); + +/* + * CASE 6: + * If options->Address is NULL AND gettting local hostname fails, we want + * resolve_my_address() to fail as well. + */ + + MOCK(tor_gethostname,tor_gethostname_failure); + + prev_n_gethostname_failure = n_gethostname_failure; + + retval = resolve_my_address(LOG_NOTICE,options,&resolved_addr, + &method_used,&hostname_out); + + tt_want(n_gethostname_failure == prev_n_gethostname_failure + 1); + tt_assert(retval == -1); + + UNMOCK(tor_gethostname); + tor_free(hostname_out); + +/* + * CASE 7: + * We want resolve_my_address() to try and get network interface address via + * get_interface_address() if hostname returned by tor_gethostname() cannot be + * resolved into IP address. + */ + + MOCK(tor_gethostname,tor_gethostname_replacement); + MOCK(tor_lookup_hostname,tor_lookup_hostname_failure); + MOCK(get_interface_address,get_interface_address_08080808); + + prev_n_gethostname_replacement = n_gethostname_replacement; + prev_n_get_interface_address = n_get_interface_address; + + retval = resolve_my_address(LOG_NOTICE,options,&resolved_addr, + &method_used,&hostname_out); + + tt_want(retval == 0); + tt_want_int_op(n_gethostname_replacement, ==, + prev_n_gethostname_replacement + 1); + tt_want_int_op(n_get_interface_address, ==, + prev_n_get_interface_address + 1); + tt_want_str_op(method_used,==,"INTERFACE"); + tt_want(hostname_out == NULL); + tt_assert(resolved_addr == 0x08080808); + + UNMOCK(get_interface_address); + tor_free(hostname_out); + +/* + * CASE 8: + * Suppose options->Address is NULL AND hostname returned by tor_gethostname() + * is unresolvable. We want resolve_my_address to fail if + * get_interface_address() fails. + */ + + MOCK(get_interface_address,get_interface_address_failure); + + prev_n_get_interface_address_failure = n_get_interface_address_failure; + prev_n_gethostname_replacement = n_gethostname_replacement; + + retval = resolve_my_address(LOG_NOTICE,options,&resolved_addr, + &method_used,&hostname_out); + + tt_want(n_get_interface_address_failure == + prev_n_get_interface_address_failure + 1); + tt_want(n_gethostname_replacement == + prev_n_gethostname_replacement + 1); + tt_assert(retval == -1); + + UNMOCK(get_interface_address); + tor_free(hostname_out); + +/* + * CASE 9: + * Given that options->Address is NULL AND tor_lookup_hostname() + * fails AND hostname returned by gethostname() resolves + * to local IP address, we want resolve_my_address() function to + * call get_interface_address6(.,AF_INET,.) and return IP address + * the latter function has found. + */ + + MOCK(tor_lookup_hostname,tor_lookup_hostname_failure); + MOCK(tor_gethostname,tor_gethostname_replacement); + MOCK(get_interface_address6,get_interface_address6_replacement); + + prev_n_gethostname_replacement = n_gethostname_replacement; + prev_n_hostname_failure = n_hostname_failure; + prev_n_get_interface_address6 = n_get_interface_address6; + + retval = resolve_my_address(LOG_NOTICE,options,&resolved_addr, + &method_used,&hostname_out); + + tt_want(last_address6_family == AF_INET); + tt_want(n_get_interface_address6 == prev_n_get_interface_address6 + 1); + tt_want(n_hostname_failure == prev_n_hostname_failure + 1); + tt_want(n_gethostname_replacement == prev_n_gethostname_replacement + 1); + tt_want(retval == 0); + tt_want_str_op(method_used,==,"INTERFACE"); + tt_assert(resolved_addr == 0x09090909); + + UNMOCK(tor_lookup_hostname); + UNMOCK(tor_gethostname); + UNMOCK(get_interface_address6); + + tor_free(hostname_out); + + /* + * CASE 10: We want resolve_my_address() to fail if all of the following + * are true: + * 1. options->Address is not NULL + * 2. ... but it cannot be converted to struct in_addr by + * tor_inet_aton() + * 3. ... and tor_lookup_hostname() fails to resolve the + * options->Address + */ + + MOCK(tor_lookup_hostname,tor_lookup_hostname_failure); + + prev_n_hostname_failure = n_hostname_failure; + + tor_free(options->Address); + options->Address = tor_strdup("some_hostname"); + + retval = resolve_my_address(LOG_NOTICE, options, &resolved_addr, + &method_used,&hostname_out); + + tt_want(n_hostname_failure == prev_n_hostname_failure + 1); + tt_assert(retval == -1); + + UNMOCK(tor_gethostname); + UNMOCK(tor_lookup_hostname); + + tor_free(hostname_out); + + /* + * CASE 11: + * Suppose the following sequence of events: + * 1. options->Address is NULL + * 2. tor_gethostname() succeeds to get hostname of machine Tor + * if running on. + * 3. Hostname from previous step cannot be converted to + * address by using tor_inet_aton() function. + * 4. However, tor_lookup_hostname() succeds in resolving the + * hostname from step 2. + * 5. Unfortunately, tor_addr_is_internal() deems this address + * to be internal. + * 6. get_interface_address6(.,AF_INET,.) returns non-internal + * IPv4 + * + * We want resolve_my_addr() to succeed with method "INTERFACE" + * and address from step 6. + */ + + tor_free(options->Address); + options->Address = NULL; + + MOCK(tor_gethostname,tor_gethostname_replacement); + MOCK(tor_lookup_hostname,tor_lookup_hostname_localhost); + MOCK(get_interface_address6,get_interface_address6_replacement); + + prev_n_gethostname_replacement = n_gethostname_replacement; + prev_n_hostname_localhost = n_hostname_localhost; + prev_n_get_interface_address6 = n_get_interface_address6; + + retval = resolve_my_address(LOG_DEBUG, options, &resolved_addr, + &method_used,&hostname_out); + + tt_want(n_gethostname_replacement == prev_n_gethostname_replacement + 1); + tt_want(n_hostname_localhost == prev_n_hostname_localhost + 1); + tt_want(n_get_interface_address6 == prev_n_get_interface_address6 + 1); + + tt_str_op(method_used,==,"INTERFACE"); + tt_assert(!hostname_out); + tt_assert(retval == 0); + + /* + * CASE 11b: + * 1-5 as above. + * 6. get_interface_address6() fails. + * + * In this subcase, we want resolve_my_address() to fail. + */ + + UNMOCK(get_interface_address6); + MOCK(get_interface_address6,get_interface_address6_failure); + + prev_n_gethostname_replacement = n_gethostname_replacement; + prev_n_hostname_localhost = n_hostname_localhost; + prev_n_get_interface_address6_failure = n_get_interface_address6_failure; + + retval = resolve_my_address(LOG_DEBUG, options, &resolved_addr, + &method_used,&hostname_out); + + tt_want(n_gethostname_replacement == prev_n_gethostname_replacement + 1); + tt_want(n_hostname_localhost == prev_n_hostname_localhost + 1); + tt_want(n_get_interface_address6_failure == + prev_n_get_interface_address6_failure + 1); + + tt_assert(retval == -1); + + UNMOCK(tor_gethostname); + UNMOCK(tor_lookup_hostname); + UNMOCK(get_interface_address6); + + /* CASE 12: + * Suppose the following happens: + * 1. options->Address is NULL AND options->DirAuthorities is non-NULL + * 2. tor_gethostname() succeeds in getting hostname of a machine ... + * 3. ... which is successfully parsed by tor_inet_aton() ... + * 4. into IPv4 address that tor_addr_is_inernal() considers to be + * internal. + * + * In this case, we want resolve_my_address() to fail. + */ + + tor_free(options->Address); + options->Address = NULL; + options->DirAuthorities = tor_malloc_zero(sizeof(config_line_t)); + + MOCK(tor_gethostname,tor_gethostname_localhost); + + prev_n_gethostname_localhost = n_gethostname_localhost; + + retval = resolve_my_address(LOG_DEBUG, options, &resolved_addr, + &method_used,&hostname_out); + + tt_want(n_gethostname_localhost == prev_n_gethostname_localhost + 1); + tt_assert(retval == -1); + + UNMOCK(tor_gethostname); + + done: + tor_free(options->Address); + tor_free(options->DirAuthorities); + or_options_free(options); + tor_free(hostname_out); + + UNMOCK(tor_gethostname); + UNMOCK(tor_lookup_hostname); + UNMOCK(get_interface_address); + UNMOCK(get_interface_address6); + UNMOCK(tor_gethostname); +} + +static void +test_config_adding_trusted_dir_server(void *arg) +{ + (void)arg; + + const char digest[DIGEST_LEN] = ""; + dir_server_t *ds = NULL; + tor_addr_port_t ipv6; + int rv = -1; + + clear_dir_servers(); + routerlist_free_all(); + + /* create a trusted ds without an IPv6 address and port */ + ds = trusted_dir_server_new("ds", "127.0.0.1", 9059, 9060, NULL, digest, + NULL, V3_DIRINFO, 1.0); + tt_assert(ds); + dir_server_add(ds); + tt_assert(get_n_authorities(V3_DIRINFO) == 1); + tt_assert(smartlist_len(router_get_fallback_dir_servers()) == 1); + + /* create a trusted ds with an IPv6 address and port */ + rv = tor_addr_port_parse(LOG_WARN, "[::1]:9061", &ipv6.addr, &ipv6.port, -1); + tt_assert(rv == 0); + ds = trusted_dir_server_new("ds", "127.0.0.1", 9059, 9060, &ipv6, digest, + NULL, V3_DIRINFO, 1.0); + tt_assert(ds); + dir_server_add(ds); + tt_assert(get_n_authorities(V3_DIRINFO) == 2); + tt_assert(smartlist_len(router_get_fallback_dir_servers()) == 2); + + done: + clear_dir_servers(); + routerlist_free_all(); +} + +static void +test_config_adding_fallback_dir_server(void *arg) +{ + (void)arg; + + const char digest[DIGEST_LEN] = ""; + dir_server_t *ds = NULL; + tor_addr_t ipv4; + tor_addr_port_t ipv6; + int rv = -1; + + clear_dir_servers(); + routerlist_free_all(); + + rv = tor_addr_parse(&ipv4, "127.0.0.1"); + tt_assert(rv == AF_INET); + + /* create a trusted ds without an IPv6 address and port */ + ds = fallback_dir_server_new(&ipv4, 9059, 9060, NULL, digest, 1.0); + tt_assert(ds); + dir_server_add(ds); + tt_assert(smartlist_len(router_get_fallback_dir_servers()) == 1); + + /* create a trusted ds with an IPv6 address and port */ + rv = tor_addr_port_parse(LOG_WARN, "[::1]:9061", &ipv6.addr, &ipv6.port, -1); + tt_assert(rv == 0); + ds = fallback_dir_server_new(&ipv4, 9059, 9060, &ipv6, digest, 1.0); + tt_assert(ds); + dir_server_add(ds); + tt_assert(smartlist_len(router_get_fallback_dir_servers()) == 2); + + done: + clear_dir_servers(); + routerlist_free_all(); +} + +/* No secrets here: + * v3ident is `echo "onion" | shasum | cut -d" " -f1 | tr "a-f" "A-F"` + * fingerprint is `echo "unionem" | shasum | cut -d" " -f1 | tr "a-f" "A-F"` + * with added spaces + */ +#define TEST_DIR_AUTH_LINE_START \ + "foobar orport=12345 " \ + "v3ident=14C131DFC5C6F93646BE72FA1401C02A8DF2E8B4 " +#define TEST_DIR_AUTH_LINE_END \ + "1.2.3.4:54321 " \ + "FDB2 FBD2 AAA5 25FA 2999 E617 5091 5A32 C777 3B17" +#define TEST_DIR_AUTH_IPV6_FLAG \ + "ipv6=[feed::beef]:9 " + +static void +test_config_parsing_trusted_dir_server(void *arg) +{ + (void)arg; + int rv = -1; + + /* parse a trusted dir server without an IPv6 address and port */ + rv = parse_dir_authority_line(TEST_DIR_AUTH_LINE_START + TEST_DIR_AUTH_LINE_END, + V3_DIRINFO, 1); + tt_assert(rv == 0); + + /* parse a trusted dir server with an IPv6 address and port */ + rv = parse_dir_authority_line(TEST_DIR_AUTH_LINE_START + TEST_DIR_AUTH_IPV6_FLAG + TEST_DIR_AUTH_LINE_END, + V3_DIRINFO, 1); + tt_assert(rv == 0); + + /* Since we are only validating, there is no cleanup. */ + done: + ; +} + +#undef TEST_DIR_AUTH_LINE_START +#undef TEST_DIR_AUTH_LINE_END +#undef TEST_DIR_AUTH_IPV6_FLAG + +/* No secrets here: + * id is `echo "syn-propanethial-S-oxide" | shasum | cut -d" " -f1` + */ +#define TEST_DIR_FALLBACK_LINE \ + "1.2.3.4:54321 orport=12345 " \ + "id=50e643986f31ea1235bcc1af17a1c5c5cfc0ee54 " +#define TEST_DIR_FALLBACK_IPV6_FLAG \ + "ipv6=[2015:c0de::deed]:9" + +static void +test_config_parsing_fallback_dir_server(void *arg) +{ + (void)arg; + int rv = -1; + + /* parse a trusted dir server without an IPv6 address and port */ + rv = parse_dir_fallback_line(TEST_DIR_FALLBACK_LINE, 1); + tt_assert(rv == 0); + + /* parse a trusted dir server with an IPv6 address and port */ + rv = parse_dir_fallback_line(TEST_DIR_FALLBACK_LINE + TEST_DIR_FALLBACK_IPV6_FLAG, + 1); + tt_assert(rv == 0); + + /* Since we are only validating, there is no cleanup. */ + done: + ; +} + +#undef TEST_DIR_FALLBACK_LINE +#undef TEST_DIR_FALLBACK_IPV6_FLAG + +static void +test_config_adding_default_trusted_dir_servers(void *arg) +{ + (void)arg; + + clear_dir_servers(); + routerlist_free_all(); + + /* Assume we only have one bridge authority */ + add_default_trusted_dir_authorities(BRIDGE_DIRINFO); + tt_assert(get_n_authorities(BRIDGE_DIRINFO) == 1); + tt_assert(smartlist_len(router_get_fallback_dir_servers()) == 1); + + /* Assume we have eight V3 authorities */ + add_default_trusted_dir_authorities(V3_DIRINFO); + tt_int_op(get_n_authorities(V3_DIRINFO), OP_EQ, 9); + tt_int_op(smartlist_len(router_get_fallback_dir_servers()), OP_EQ, 10); + + done: + clear_dir_servers(); + routerlist_free_all(); +} + +static int n_add_default_fallback_dir_servers_known_default = 0; + +/** + * This mock function is meant to replace add_default_fallback_dir_servers(). + * It will parse and add one known default fallback dir server, + * which has a dir_port of 99. + * <b>n_add_default_fallback_dir_servers_known_default</b> is incremented by + * one every time this function is called. + */ +static void +add_default_fallback_dir_servers_known_default(void) +{ + int i; + const char *fallback[] = { + "127.0.0.1:60099 orport=9009 " + "id=0923456789012345678901234567890123456789", + NULL + }; + for (i=0; fallback[i]; i++) { + if (parse_dir_fallback_line(fallback[i], 0)<0) { + log_err(LD_BUG, "Couldn't parse internal FallbackDir line %s", + fallback[i]); + } + } + n_add_default_fallback_dir_servers_known_default++; +} + +/* Test all the different combinations of adding dir servers */ +static void +test_config_adding_dir_servers(void *arg) +{ + (void)arg; + + /* allocate options */ + or_options_t *options = tor_malloc_zero(sizeof(or_options_t)); + + /* Allocate and populate configuration lines: + * + * Use the same format as the hard-coded directories in + * add_default_trusted_dir_authorities(). + * Zeroing the structure has the same effect as initialising to: + * { NULL, NULL, NULL, CONFIG_LINE_NORMAL, 0}; + */ + config_line_t *test_dir_authority = tor_malloc_zero(sizeof(config_line_t)); + test_dir_authority->key = tor_strdup("DirAuthority"); + test_dir_authority->value = tor_strdup( + "D0 orport=9000 " + "v3ident=0023456789012345678901234567890123456789 " + "127.0.0.1:60090 0123 4567 8901 2345 6789 0123 4567 8901 2345 6789" + ); + + config_line_t *test_alt_bridge_authority = tor_malloc_zero( + sizeof(config_line_t)); + test_alt_bridge_authority->key = tor_strdup("AlternateBridgeAuthority"); + test_alt_bridge_authority->value = tor_strdup( + "B1 orport=9001 bridge " + "127.0.0.1:60091 1123 4567 8901 2345 6789 0123 4567 8901 2345 6789" + ); + + config_line_t *test_alt_dir_authority = tor_malloc_zero( + sizeof(config_line_t)); + test_alt_dir_authority->key = tor_strdup("AlternateDirAuthority"); + test_alt_dir_authority->value = tor_strdup( + "A2 orport=9002 " + "v3ident=0223456789012345678901234567890123456789 " + "127.0.0.1:60092 2123 4567 8901 2345 6789 0123 4567 8901 2345 6789" + ); + + /* Use the format specified in the manual page */ + config_line_t *test_fallback_directory = tor_malloc_zero( + sizeof(config_line_t)); + test_fallback_directory->key = tor_strdup("FallbackDir"); + test_fallback_directory->value = tor_strdup( + "127.0.0.1:60093 orport=9003 id=0323456789012345678901234567890123456789" + ); + + /* We need to know if add_default_fallback_dir_servers is called, + * whatever the size of the list in fallback_dirs.inc, + * so we use a version of add_default_fallback_dir_servers that adds + * one known default fallback directory. */ + MOCK(add_default_fallback_dir_servers, + add_default_fallback_dir_servers_known_default); + + /* There are 16 different cases, covering each combination of set/NULL for: + * DirAuthorities, AlternateBridgeAuthority, AlternateDirAuthority & + * FallbackDir. (We always set UseDefaultFallbackDirs to 1.) + * But validate_dir_servers() ensures that: + * "You cannot set both DirAuthority and Alternate*Authority." + * This reduces the number of cases to 10. + * + * Let's count these cases using binary, with 1 meaning set & 0 meaning NULL + * So 1001 or case 9 is: + * DirAuthorities set, + * AlternateBridgeAuthority NULL, + * AlternateDirAuthority NULL + * FallbackDir set + * The valid cases are cases 0-9 counting using this method, as every case + * greater than or equal to 10 = 1010 is invalid. + * + * 1. Outcome: Use Set Directory Authorities + * - No Default Authorities + * - Use AlternateBridgeAuthority, AlternateDirAuthority, and FallbackDir + * if they are set + * Cases expected to yield this outcome: + * 8 & 9 (the 2 valid cases where DirAuthorities is set) + * 6 & 7 (the 2 cases where DirAuthorities is NULL, and + * AlternateBridgeAuthority and AlternateDirAuthority are both set) + * + * 2. Outcome: Use Set Bridge Authority + * - Use Default Non-Bridge Directory Authorities + * - Use FallbackDir if it is set, otherwise use default FallbackDir + * Cases expected to yield this outcome: + * 4 & 5 (the 2 cases where DirAuthorities is NULL, + * AlternateBridgeAuthority is set, and + * AlternateDirAuthority is NULL) + * + * 3. Outcome: Use Set Alternate Directory Authority + * - Use Default Bridge Authorities + * - Use FallbackDir if it is set, otherwise No Default Fallback Directories + * Cases expected to yield this outcome: + * 2 & 3 (the 2 cases where DirAuthorities and AlternateBridgeAuthority + * are both NULL, but AlternateDirAuthority is set) + * + * 4. Outcome: Use Set Custom Fallback Directory + * - Use Default Bridge & Directory Authorities + * Cases expected to yield this outcome: + * 1 (DirAuthorities, AlternateBridgeAuthority and AlternateDirAuthority + * are all NULL, but FallbackDir is set) + * + * 5. Outcome: Use All Defaults + * - Use Default Bridge & Directory Authorities, and + * Default Fallback Directories + * Cases expected to yield this outcome: + * 0 (DirAuthorities, AlternateBridgeAuthority, AlternateDirAuthority + * and FallbackDir are all NULL) + */ + + /* + * Find out how many default Bridge, Non-Bridge and Fallback Directories + * are hard-coded into this build. + * This code makes some assumptions about the implementation. + * If they are wrong, one or more of cases 0-5 could fail. + */ + int n_default_alt_bridge_authority = 0; + int n_default_alt_dir_authority = 0; + int n_default_fallback_dir = 0; +#define n_default_authorities ((n_default_alt_bridge_authority) \ + + (n_default_alt_dir_authority)) + + /* Pre-Count Number of Authorities of Each Type + * Use 0000: No Directory Authorities or Fallback Directories Set + */ + { + /* clear fallback dirs counter */ + n_add_default_fallback_dir_servers_known_default = 0; + + /* clear options*/ + memset(options, 0, sizeof(or_options_t)); + + /* clear any previous dir servers: + consider_adding_dir_servers() should do this anyway */ + clear_dir_servers(); + + /* assign options: 0000 */ + options->DirAuthorities = NULL; + options->AlternateBridgeAuthority = NULL; + options->AlternateDirAuthority = NULL; + options->FallbackDir = NULL; + options->UseDefaultFallbackDirs = 1; + + /* parse options - ensure we always update by passing NULL old_options */ + consider_adding_dir_servers(options, NULL); + + /* check outcome */ + + /* we must have added the default fallback dirs */ + tt_assert(n_add_default_fallback_dir_servers_known_default == 1); + + /* we have more fallbacks than just the authorities */ + tt_assert(networkstatus_consensus_can_use_extra_fallbacks(options) == 1); + + { + /* fallback_dir_servers */ + const smartlist_t *fallback_servers = router_get_fallback_dir_servers(); + + /* Count Bridge Authorities */ + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if it's a bridge auth */ + n_default_alt_bridge_authority += + ((ds->is_authority && (ds->type & BRIDGE_DIRINFO)) ? + 1 : 0) + ); + /* If we have no default bridge authority, something has gone wrong */ + tt_assert(n_default_alt_bridge_authority >= 1); + + /* Count v3 Authorities */ + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment found counter if it's a v3 auth */ + n_default_alt_dir_authority += + ((ds->is_authority && (ds->type & V3_DIRINFO)) ? + 1 : 0) + ); + /* If we have no default authorities, something has gone really wrong */ + tt_assert(n_default_alt_dir_authority >= 1); + + /* Calculate Fallback Directory Count */ + n_default_fallback_dir = (smartlist_len(fallback_servers) - + n_default_alt_bridge_authority - + n_default_alt_dir_authority); + /* If we have a negative count, something has gone really wrong, + * or some authorities aren't being added as fallback directories. + * (networkstatus_consensus_can_use_extra_fallbacks depends on all + * authorities being fallback directories.) */ + tt_assert(n_default_fallback_dir >= 0); + } + } + + /* + * 1. Outcome: Use Set Directory Authorities + * - No Default Authorities + * - Use AlternateBridgeAuthority, AlternateDirAuthority, and FallbackDir + * if they are set + * Cases expected to yield this outcome: + * 8 & 9 (the 2 valid cases where DirAuthorities is set) + * 6 & 7 (the 2 cases where DirAuthorities is NULL, and + * AlternateBridgeAuthority and AlternateDirAuthority are both set) + */ + + /* Case 9: 1001 - DirAuthorities Set, AlternateBridgeAuthority Not Set, + AlternateDirAuthority Not Set, FallbackDir Set */ + { + /* clear fallback dirs counter */ + n_add_default_fallback_dir_servers_known_default = 0; + + /* clear options*/ + memset(options, 0, sizeof(or_options_t)); + + /* clear any previous dir servers: + consider_adding_dir_servers() should do this anyway */ + clear_dir_servers(); + + /* assign options: 1001 */ + options->DirAuthorities = test_dir_authority; + options->AlternateBridgeAuthority = NULL; + options->AlternateDirAuthority = NULL; + options->FallbackDir = test_fallback_directory; + options->UseDefaultFallbackDirs = 1; + + /* parse options - ensure we always update by passing NULL old_options */ + consider_adding_dir_servers(options, NULL); + + /* check outcome */ + + /* we must not have added the default fallback dirs */ + tt_assert(n_add_default_fallback_dir_servers_known_default == 0); + + /* we have more fallbacks than just the authorities */ + tt_assert(networkstatus_consensus_can_use_extra_fallbacks(options) == 1); + + { + /* trusted_dir_servers */ + const smartlist_t *dir_servers = router_get_trusted_dir_servers(); + /* D0, (No B1), (No A2) */ + tt_assert(smartlist_len(dir_servers) == 1); + + /* DirAuthority - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 1); + + /* (No AlternateBridgeAuthority) - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 0); + + /* (No AlternateDirAuthority) - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 0); + } + + { + /* fallback_dir_servers */ + const smartlist_t *fallback_servers = router_get_fallback_dir_servers(); + /* D0, (No B1), (No A2), Custom Fallback */ + tt_assert(smartlist_len(fallback_servers) == 2); + + /* DirAuthority - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 1); + + /* (No AlternateBridgeAuthority) - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 0); + + /* (No AlternateDirAuthority) - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 0); + + /* Custom FallbackDir - No Nickname - dir_port: 60093 */ + int found_non_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_non_default_fallback += + (ds->dir_port == 60093 ? + 1 : 0) + ); + tt_assert(found_non_default_fallback == 1); + + /* (No Default FallbackDir) - No Nickname - dir_port: 60099 */ + int found_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_default_fallback += + (ds->dir_port == 60099 ? + 1 : 0) + ); + tt_assert(found_default_fallback == 0); + } + } + + /* Case 8: 1000 - DirAuthorities Set, Others Not Set */ + { + /* clear fallback dirs counter */ + n_add_default_fallback_dir_servers_known_default = 0; + + /* clear options*/ + memset(options, 0, sizeof(or_options_t)); + + /* clear any previous dir servers: + consider_adding_dir_servers() should do this anyway */ + clear_dir_servers(); + + /* assign options: 1000 */ + options->DirAuthorities = test_dir_authority; + options->AlternateBridgeAuthority = NULL; + options->AlternateDirAuthority = NULL; + options->FallbackDir = NULL; + options->UseDefaultFallbackDirs = 1; + + /* parse options - ensure we always update by passing NULL old_options */ + consider_adding_dir_servers(options, NULL); + + /* check outcome */ + + /* we must not have added the default fallback dirs */ + tt_assert(n_add_default_fallback_dir_servers_known_default == 0); + + /* we just have the authorities */ + tt_assert(networkstatus_consensus_can_use_extra_fallbacks(options) == 0); + + { + /* trusted_dir_servers */ + const smartlist_t *dir_servers = router_get_trusted_dir_servers(); + /* D0, (No B1), (No A2) */ + tt_assert(smartlist_len(dir_servers) == 1); + + /* DirAuthority - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 1); + + /* (No AlternateBridgeAuthority) - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 0); + + /* (No AlternateDirAuthority) - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 0); + } + + { + /* fallback_dir_servers */ + const smartlist_t *fallback_servers = router_get_fallback_dir_servers(); + /* D0, (No B1), (No A2), (No Fallback) */ + tt_assert(smartlist_len(fallback_servers) == 1); + + /* DirAuthority - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 1); + + /* (No AlternateBridgeAuthority) - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 0); + + /* (No AlternateDirAuthority) - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 0); + + /* (No Custom FallbackDir) - No Nickname - dir_port: 60093 */ + int found_non_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_non_default_fallback += + (ds->dir_port == 60093 ? + 1 : 0) + ); + tt_assert(found_non_default_fallback == 0); + + /* (No Default FallbackDir) - No Nickname - dir_port: 60099 */ + int found_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_default_fallback += + (ds->dir_port == 60099 ? + 1 : 0) + ); + tt_assert(found_default_fallback == 0); + } + } + + /* Case 7: 0111 - DirAuthorities Not Set, Others Set */ + { + /* clear fallback dirs counter */ + n_add_default_fallback_dir_servers_known_default = 0; + + /* clear options*/ + memset(options, 0, sizeof(or_options_t)); + + /* clear any previous dir servers: + consider_adding_dir_servers() should do this anyway */ + clear_dir_servers(); + + /* assign options: 0111 */ + options->DirAuthorities = NULL; + options->AlternateBridgeAuthority = test_alt_bridge_authority; + options->AlternateDirAuthority = test_alt_dir_authority; + options->FallbackDir = test_fallback_directory; + options->UseDefaultFallbackDirs = 1; + + /* parse options - ensure we always update by passing NULL old_options */ + consider_adding_dir_servers(options, NULL); + + /* check outcome */ + + /* we must not have added the default fallback dirs */ + tt_assert(n_add_default_fallback_dir_servers_known_default == 0); + + /* we have more fallbacks than just the authorities */ + tt_assert(networkstatus_consensus_can_use_extra_fallbacks(options) == 1); + + { + /* trusted_dir_servers */ + const smartlist_t *dir_servers = router_get_trusted_dir_servers(); + /* (No D0), B1, A2 */ + tt_assert(smartlist_len(dir_servers) == 2); + + /* (No DirAuthority) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* AlternateBridgeAuthority - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 1); + + /* AlternateDirAuthority - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 1); + } + + { + /* fallback_dir_servers */ + const smartlist_t *fallback_servers = router_get_fallback_dir_servers(); + /* (No D0), B1, A2, Custom Fallback */ + tt_assert(smartlist_len(fallback_servers) == 3); + + /* (No DirAuthority) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* AlternateBridgeAuthority - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 1); + + /* AlternateDirAuthority - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 1); + + /* Custom FallbackDir - No Nickname - dir_port: 60093 */ + int found_non_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_non_default_fallback += + (ds->dir_port == 60093 ? + 1 : 0) + ); + tt_assert(found_non_default_fallback == 1); + + /* (No Default FallbackDir) - No Nickname - dir_port: 60099 */ + int found_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_default_fallback += + (ds->dir_port == 60099 ? + 1 : 0) + ); + tt_assert(found_default_fallback == 0); + } + } + + /* Case 6: 0110 - DirAuthorities Not Set, AlternateBridgeAuthority & + AlternateDirAuthority Set, FallbackDir Not Set */ + { + /* clear fallback dirs counter */ + n_add_default_fallback_dir_servers_known_default = 0; + + /* clear options*/ + memset(options, 0, sizeof(or_options_t)); + + /* clear any previous dir servers: + consider_adding_dir_servers() should do this anyway */ + clear_dir_servers(); + + /* assign options: 0110 */ + options->DirAuthorities = NULL; + options->AlternateBridgeAuthority = test_alt_bridge_authority; + options->AlternateDirAuthority = test_alt_dir_authority; + options->FallbackDir = NULL; + options->UseDefaultFallbackDirs = 1; + + /* parse options - ensure we always update by passing NULL old_options */ + consider_adding_dir_servers(options, NULL); + + /* check outcome */ + + /* we must not have added the default fallback dirs */ + tt_assert(n_add_default_fallback_dir_servers_known_default == 0); + + /* we have more fallbacks than just the authorities */ + tt_assert(networkstatus_consensus_can_use_extra_fallbacks(options) == 0); + + { + /* trusted_dir_servers */ + const smartlist_t *dir_servers = router_get_trusted_dir_servers(); + /* (No D0), B1, A2 */ + tt_assert(smartlist_len(dir_servers) == 2); + + /* (No DirAuthority) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* AlternateBridgeAuthority - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 1); + + /* AlternateDirAuthority - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 1); + } + + { + /* fallback_dir_servers */ + const smartlist_t *fallback_servers = router_get_fallback_dir_servers(); + /* (No D0), B1, A2, (No Fallback) */ + tt_assert(smartlist_len(fallback_servers) == 2); + + /* (No DirAuthority) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* AlternateBridgeAuthority - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 1); + + /* AlternateDirAuthority - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 1); + + /* (No Custom FallbackDir) - No Nickname - dir_port: 60093 */ + int found_non_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_non_default_fallback += + (ds->dir_port == 60093 ? + 1 : 0) + ); + tt_assert(found_non_default_fallback == 0); + + /* (No Default FallbackDir) - No Nickname - dir_port: 60099 */ + int found_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_default_fallback += + (ds->dir_port == 60099 ? + 1 : 0) + ); + tt_assert(found_default_fallback == 0); + } + } + + /* + 2. Outcome: Use Set Bridge Authority + - Use Default Non-Bridge Directory Authorities + - Use FallbackDir if it is set, otherwise use default FallbackDir + Cases expected to yield this outcome: + 4 & 5 (the 2 cases where DirAuthorities is NULL, + AlternateBridgeAuthority is set, and + AlternateDirAuthority is NULL) + */ + + /* Case 5: 0101 - DirAuthorities Not Set, AlternateBridgeAuthority Set, + AlternateDirAuthority Not Set, FallbackDir Set */ + { + /* clear fallback dirs counter */ + n_add_default_fallback_dir_servers_known_default = 0; + + /* clear options*/ + memset(options, 0, sizeof(or_options_t)); + + /* clear any previous dir servers: + consider_adding_dir_servers() should do this anyway */ + clear_dir_servers(); + + /* assign options: 0101 */ + options->DirAuthorities = NULL; + options->AlternateBridgeAuthority = test_alt_bridge_authority; + options->AlternateDirAuthority = NULL; + options->FallbackDir = test_fallback_directory; + options->UseDefaultFallbackDirs = 1; + + /* parse options - ensure we always update by passing NULL old_options */ + consider_adding_dir_servers(options, NULL); + + /* check outcome */ + + /* we must not have added the default fallback dirs */ + tt_assert(n_add_default_fallback_dir_servers_known_default == 0); + + /* we have more fallbacks than just the authorities */ + tt_assert(networkstatus_consensus_can_use_extra_fallbacks(options) == 1); + + { + /* trusted_dir_servers */ + const smartlist_t *dir_servers = router_get_trusted_dir_servers(); + /* (No D0), B1, (No A2), Default v3 Non-Bridge Authorities */ + tt_assert(smartlist_len(dir_servers) == 1 + n_default_alt_dir_authority); + + /* (No DirAuthorities) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* AlternateBridgeAuthority - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 1); + + /* (No AlternateDirAuthority) - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 0); + + /* There's no easy way of checking that we have included all the + * default v3 non-Bridge directory authorities, so let's assume that + * if the total count above is correct, we have the right ones. + */ + } + + { + /* fallback_dir_servers */ + const smartlist_t *fallback_servers = router_get_fallback_dir_servers(); + /* (No D0), B1, (No A2), Default v3 Non-Bridge Authorities, + * Custom Fallback */ + tt_assert(smartlist_len(fallback_servers) == + 2 + n_default_alt_dir_authority); + + /* (No DirAuthorities) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* AlternateBridgeAuthority - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 1); + + /* (No AlternateDirAuthority) - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 0); + + /* Custom FallbackDir - No Nickname - dir_port: 60093 */ + int found_non_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_non_default_fallback += + (ds->dir_port == 60093 ? + 1 : 0) + ); + tt_assert(found_non_default_fallback == 1); + + /* (No Default FallbackDir) - No Nickname - dir_port: 60099 */ + int found_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_default_fallback += + (ds->dir_port == 60099 ? + 1 : 0) + ); + tt_assert(found_default_fallback == 0); + + /* There's no easy way of checking that we have included all the + * default v3 non-Bridge directory authorities, so let's assume that + * if the total count above is correct, we have the right ones. + */ + } + } + + /* Case 4: 0100 - DirAuthorities Not Set, AlternateBridgeAuthority Set, + AlternateDirAuthority & FallbackDir Not Set */ + { + /* clear fallback dirs counter */ + n_add_default_fallback_dir_servers_known_default = 0; + + /* clear options*/ + memset(options, 0, sizeof(or_options_t)); + + /* clear any previous dir servers: + consider_adding_dir_servers() should do this anyway */ + clear_dir_servers(); + + /* assign options: 0100 */ + options->DirAuthorities = NULL; + options->AlternateBridgeAuthority = test_alt_bridge_authority; + options->AlternateDirAuthority = NULL; + options->FallbackDir = NULL; + options->UseDefaultFallbackDirs = 1; + + /* parse options - ensure we always update by passing NULL old_options */ + consider_adding_dir_servers(options, NULL); + + /* check outcome */ + + /* we must have added the default fallback dirs */ + tt_assert(n_add_default_fallback_dir_servers_known_default == 1); + + /* we have more fallbacks than just the authorities */ + tt_assert(networkstatus_consensus_can_use_extra_fallbacks(options) == 1); + + { + /* trusted_dir_servers */ + const smartlist_t *dir_servers = router_get_trusted_dir_servers(); + /* (No D0), B1, (No A2), Default v3 Non-Bridge Authorities */ + tt_assert(smartlist_len(dir_servers) == 1 + n_default_alt_dir_authority); + + /* (No DirAuthorities) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* AlternateBridgeAuthority - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 1); + + /* (No AlternateDirAuthority) - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 0); + + /* There's no easy way of checking that we have included all the + * default v3 non-Bridge directory authorities, so let's assume that + * if the total count above is correct, we have the right ones. + */ + } + + { + /* fallback_dir_servers */ + const smartlist_t *fallback_servers = router_get_fallback_dir_servers(); + /* (No D0), B1, (No A2), Default v3 Non-Bridge Authorities, + * Default Fallback */ + tt_assert(smartlist_len(fallback_servers) == + 2 + n_default_alt_dir_authority); + + /* (No DirAuthorities) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* AlternateBridgeAuthority - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 1); + + /* (No AlternateDirAuthority) - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 0); + + /* (No Custom FallbackDir) - No Nickname - dir_port: 60093 */ + int found_non_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_non_default_fallback += + (ds->dir_port == 60093 ? + 1 : 0) + ); + tt_assert(found_non_default_fallback == 0); + + /* Default FallbackDir - No Nickname - dir_port: 60099 */ + int found_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_default_fallback += + (ds->dir_port == 60099 ? + 1 : 0) + ); + tt_assert(found_default_fallback == 1); + + /* There's no easy way of checking that we have included all the + * default v3 non-Bridge directory authorities, so let's assume that + * if the total count above is correct, we have the right ones. + */ + } + } + + /* + 3. Outcome: Use Set Alternate Directory Authority + - Use Default Bridge Authorities + - Use FallbackDir if it is set, otherwise No Default Fallback Directories + Cases expected to yield this outcome: + 2 & 3 (the 2 cases where DirAuthorities and AlternateBridgeAuthority + are both NULL, but AlternateDirAuthority is set) + */ + + /* Case 3: 0011 - DirAuthorities & AlternateBridgeAuthority Not Set, + AlternateDirAuthority & FallbackDir Set */ + { + /* clear fallback dirs counter */ + n_add_default_fallback_dir_servers_known_default = 0; + + /* clear options*/ + memset(options, 0, sizeof(or_options_t)); + + /* clear any previous dir servers: + consider_adding_dir_servers() should do this anyway */ + clear_dir_servers(); + + /* assign options: 0011 */ + options->DirAuthorities = NULL; + options->AlternateBridgeAuthority = NULL; + options->AlternateDirAuthority = test_alt_dir_authority; + options->FallbackDir = test_fallback_directory; + options->UseDefaultFallbackDirs = 1; + + /* parse options - ensure we always update by passing NULL old_options */ + consider_adding_dir_servers(options, NULL); + + /* check outcome */ + + /* we must not have added the default fallback dirs */ + tt_assert(n_add_default_fallback_dir_servers_known_default == 0); + + /* we have more fallbacks than just the authorities */ + tt_assert(networkstatus_consensus_can_use_extra_fallbacks(options) == 1); + + { + /* trusted_dir_servers */ + const smartlist_t *dir_servers = router_get_trusted_dir_servers(); + /* (No D0), (No B1), Default Bridge Authorities, A2 */ + tt_assert(smartlist_len(dir_servers) == + 1 + n_default_alt_bridge_authority); + + /* (No DirAuthorities) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* (No AlternateBridgeAuthority) - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 0); + + /* AlternateDirAuthority - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 1); + + /* There's no easy way of checking that we have included all the + * default Bridge authorities (except for hard-coding tonga's details), + * so let's assume that if the total count above is correct, + * we have the right ones. + */ + } + + { + /* fallback_dir_servers */ + const smartlist_t *fallback_servers = router_get_fallback_dir_servers(); + /* (No D0), (No B1), Default Bridge Authorities, A2, + * Custom Fallback Directory, (No Default Fallback Directories) */ + tt_assert(smartlist_len(fallback_servers) == + 2 + n_default_alt_bridge_authority); + + /* (No DirAuthorities) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* (No AlternateBridgeAuthority) - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 0); + + /* AlternateDirAuthority - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 1); + + /* Custom FallbackDir - No Nickname - dir_port: 60093 */ + int found_non_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_non_default_fallback += + (ds->dir_port == 60093 ? + 1 : 0) + ); + tt_assert(found_non_default_fallback == 1); + + /* (No Default FallbackDir) - No Nickname - dir_port: 60099 */ + int found_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_default_fallback += + (ds->dir_port == 60099 ? + 1 : 0) + ); + tt_assert(found_default_fallback == 0); + + /* There's no easy way of checking that we have included all the + * default Bridge authorities (except for hard-coding tonga's details), + * so let's assume that if the total count above is correct, + * we have the right ones. + */ + } + } + + /* Case 2: 0010 - DirAuthorities & AlternateBridgeAuthority Not Set, + AlternateDirAuthority Set, FallbackDir Not Set */ + { + /* clear fallback dirs counter */ + n_add_default_fallback_dir_servers_known_default = 0; + + /* clear options*/ + memset(options, 0, sizeof(or_options_t)); + + /* clear any previous dir servers: + consider_adding_dir_servers() should do this anyway */ + clear_dir_servers(); + + /* assign options: 0010 */ + options->DirAuthorities = NULL; + options->AlternateBridgeAuthority = NULL; + options->AlternateDirAuthority = test_alt_dir_authority; + options->FallbackDir = NULL; + options->UseDefaultFallbackDirs = 1; + + /* parse options - ensure we always update by passing NULL old_options */ + consider_adding_dir_servers(options, NULL); + + /* check outcome */ + + /* we must not have added the default fallback dirs */ + tt_assert(n_add_default_fallback_dir_servers_known_default == 0); + + /* we just have the authorities */ + tt_assert(networkstatus_consensus_can_use_extra_fallbacks(options) == 0); + + { + /* trusted_dir_servers */ + const smartlist_t *dir_servers = router_get_trusted_dir_servers(); + /* (No D0), (No B1), Default Bridge Authorities, A2, + * No Default or Custom Fallback Directories */ + tt_assert(smartlist_len(dir_servers) == + 1 + n_default_alt_bridge_authority); + + /* (No DirAuthorities) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* (No AlternateBridgeAuthority) - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 0); + + /* AlternateDirAuthority - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 1); + + /* There's no easy way of checking that we have included all the + * default Bridge authorities (except for hard-coding tonga's details), + * so let's assume that if the total count above is correct, + * we have the right ones. + */ + } + + { + /* fallback_dir_servers */ + const smartlist_t *fallback_servers = router_get_fallback_dir_servers(); + /* (No D0), (No B1), Default Bridge Authorities, A2, + * No Custom or Default Fallback Directories */ + tt_assert(smartlist_len(fallback_servers) == + 1 + n_default_alt_bridge_authority); + + /* (No DirAuthorities) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* (No AlternateBridgeAuthority) - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 0); + + /* AlternateDirAuthority - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 1); + + /* (No Custom FallbackDir) - No Nickname - dir_port: 60093 */ + int found_non_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_non_default_fallback += + (ds->dir_port == 60093 ? + 1 : 0) + ); + tt_assert(found_non_default_fallback == 0); + + /* (No Default FallbackDir) - No Nickname - dir_port: 60099 */ + int found_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_default_fallback += + (ds->dir_port == 60099 ? + 1 : 0) + ); + tt_assert(found_default_fallback == 0); + + /* There's no easy way of checking that we have included all the + * default Bridge authorities (except for hard-coding tonga's details), + * so let's assume that if the total count above is correct, + * we have the right ones. + */ + } + } + + /* + 4. Outcome: Use Set Custom Fallback Directory + - Use Default Bridge & Directory Authorities + Cases expected to yield this outcome: + 1 (DirAuthorities, AlternateBridgeAuthority and AlternateDirAuthority + are all NULL, but FallbackDir is set) + */ + + /* Case 1: 0001 - DirAuthorities, AlternateBridgeAuthority + & AlternateDirAuthority Not Set, FallbackDir Set */ + { + /* clear fallback dirs counter */ + n_add_default_fallback_dir_servers_known_default = 0; + + /* clear options*/ + memset(options, 0, sizeof(or_options_t)); + + /* clear any previous dir servers: + consider_adding_dir_servers() should do this anyway */ + clear_dir_servers(); + + /* assign options: 0001 */ + options->DirAuthorities = NULL; + options->AlternateBridgeAuthority = NULL; + options->AlternateDirAuthority = NULL; + options->FallbackDir = test_fallback_directory; + options->UseDefaultFallbackDirs = 1; + + /* parse options - ensure we always update by passing NULL old_options */ + consider_adding_dir_servers(options, NULL); + + /* check outcome */ + + /* we must not have added the default fallback dirs */ + tt_assert(n_add_default_fallback_dir_servers_known_default == 0); + + /* we have more fallbacks than just the authorities */ + tt_assert(networkstatus_consensus_can_use_extra_fallbacks(options) == 1); + + { + /* trusted_dir_servers */ + const smartlist_t *dir_servers = router_get_trusted_dir_servers(); + /* (No D0), (No B1), Default Bridge Authorities, + * (No A2), Default v3 Directory Authorities */ + tt_assert(smartlist_len(dir_servers) == n_default_authorities); + + /* (No DirAuthorities) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* (No AlternateBridgeAuthority) - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 0); + + /* (No AlternateDirAuthority) - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 0); + + /* There's no easy way of checking that we have included all the + * default Bridge & V3 Directory authorities, so let's assume that + * if the total count above is correct, we have the right ones. + */ + } + + { + /* fallback_dir_servers */ + const smartlist_t *fallback_servers = router_get_fallback_dir_servers(); + /* (No D0), (No B1), Default Bridge Authorities, + * (No A2), Default v3 Directory Authorities, + * Custom Fallback Directory, (No Default Fallback Directories) */ + tt_assert(smartlist_len(fallback_servers) == + 1 + n_default_authorities); + + /* (No DirAuthorities) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* (No AlternateBridgeAuthority) - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 0); + + /* (No AlternateDirAuthority) - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 0); + + /* Custom FallbackDir - No Nickname - dir_port: 60093 */ + int found_non_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_non_default_fallback += + (ds->dir_port == 60093 ? + 1 : 0) + ); + tt_assert(found_non_default_fallback == 1); + + /* (No Default FallbackDir) - No Nickname - dir_port: 60099 */ + int found_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_default_fallback += + (ds->dir_port == 60099 ? + 1 : 0) + ); + tt_assert(found_default_fallback == 0); + + /* There's no easy way of checking that we have included all the + * default Bridge & V3 Directory authorities, so let's assume that + * if the total count above is correct, we have the right ones. + */ + } + } + + /* + 5. Outcome: Use All Defaults + - Use Default Bridge & Directory Authorities, Default Fallback Directories + Cases expected to yield this outcome: + 0 (DirAuthorities, AlternateBridgeAuthority, AlternateDirAuthority + and FallbackDir are all NULL) + */ + + /* Case 0: 0000 - All Not Set */ + { + /* clear fallback dirs counter */ + n_add_default_fallback_dir_servers_known_default = 0; + + /* clear options*/ + memset(options, 0, sizeof(or_options_t)); + + /* clear any previous dir servers: + consider_adding_dir_servers() should do this anyway */ + clear_dir_servers(); + + /* assign options: 0001 */ + options->DirAuthorities = NULL; + options->AlternateBridgeAuthority = NULL; + options->AlternateDirAuthority = NULL; + options->FallbackDir = NULL; + options->UseDefaultFallbackDirs = 1; + + /* parse options - ensure we always update by passing NULL old_options */ + consider_adding_dir_servers(options, NULL); + + /* check outcome */ + + /* we must have added the default fallback dirs */ + tt_assert(n_add_default_fallback_dir_servers_known_default == 1); + + /* we have more fallbacks than just the authorities */ + tt_assert(networkstatus_consensus_can_use_extra_fallbacks(options) == 1); + + { + /* trusted_dir_servers */ + const smartlist_t *dir_servers = router_get_trusted_dir_servers(); + /* (No D0), (No B1), Default Bridge Authorities, + * (No A2), Default v3 Directory Authorities */ + tt_assert(smartlist_len(dir_servers) == n_default_authorities); + + /* (No DirAuthorities) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* (No AlternateBridgeAuthority) - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 0); + + /* (No AlternateDirAuthority) - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(dir_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 0); + + /* There's no easy way of checking that we have included all the + * default Bridge & V3 Directory authorities, so let's assume that + * if the total count above is correct, we have the right ones. + */ + } + + { + /* fallback_dir_servers */ + const smartlist_t *fallback_servers = router_get_fallback_dir_servers(); + /* (No D0), (No B1), Default Bridge Authorities, + * (No A2), Default v3 Directory Authorities, + * (No Custom Fallback Directory), Default Fallback Directories */ + tt_assert(smartlist_len(fallback_servers) == + n_default_authorities + n_default_fallback_dir); + + /* (No DirAuthorities) - D0 - dir_port: 60090 */ + int found_D0 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_D0 += + (ds->dir_port == 60090 ? + 1 : 0) + ); + tt_assert(found_D0 == 0); + + /* (No AlternateBridgeAuthority) - B1 - dir_port: 60091 */ + int found_B1 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_B1 += + (ds->dir_port == 60091 ? + 1 : 0) + ); + tt_assert(found_B1 == 0); + + /* (No AlternateDirAuthority) - A2 - dir_port: 60092 */ + int found_A2 = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_A2 += + (ds->dir_port == 60092 ? + 1 : 0) + ); + tt_assert(found_A2 == 0); + + /* Custom FallbackDir - No Nickname - dir_port: 60093 */ + int found_non_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_non_default_fallback += + (ds->dir_port == 60093 ? + 1 : 0) + ); + tt_assert(found_non_default_fallback == 0); + + /* (No Default FallbackDir) - No Nickname - dir_port: 60099 */ + int found_default_fallback = 0; + SMARTLIST_FOREACH(fallback_servers, + dir_server_t *, + ds, + /* increment the found counter if dir_port matches */ + found_default_fallback += + (ds->dir_port == 60099 ? + 1 : 0) + ); + tt_assert(found_default_fallback == 1); + + /* There's no easy way of checking that we have included all the + * default Bridge & V3 Directory authorities, and the default + * Fallback Directories, so let's assume that if the total count + * above is correct, we have the right ones. + */ + } + } + + done: + clear_dir_servers(); + + tor_free(test_dir_authority->key); + tor_free(test_dir_authority->value); + tor_free(test_dir_authority); + + tor_free(test_alt_dir_authority->key); + tor_free(test_alt_dir_authority->value); + tor_free(test_alt_dir_authority); + + tor_free(test_alt_bridge_authority->key); + tor_free(test_alt_bridge_authority->value); + tor_free(test_alt_bridge_authority); + + tor_free(test_fallback_directory->key); + tor_free(test_fallback_directory->value); + tor_free(test_fallback_directory); + + options->DirAuthorities = NULL; + options->AlternateBridgeAuthority = NULL; + options->AlternateDirAuthority = NULL; + options->FallbackDir = NULL; + or_options_free(options); + + UNMOCK(add_default_fallback_dir_servers); +} + +static void +test_config_default_dir_servers(void *arg) +{ + or_options_t *opts = NULL; + (void)arg; + int trusted_count = 0; + int fallback_count = 0; + + /* new set of options should stop fallback parsing */ + opts = tor_malloc_zero(sizeof(or_options_t)); + opts->UseDefaultFallbackDirs = 0; + /* set old_options to NULL to force dir update */ + consider_adding_dir_servers(opts, NULL); + trusted_count = smartlist_len(router_get_trusted_dir_servers()); + fallback_count = smartlist_len(router_get_fallback_dir_servers()); + or_options_free(opts); + opts = NULL; + + /* assume a release will never go out with less than 7 authorities */ + tt_assert(trusted_count >= 7); + /* if we disable the default fallbacks, there must not be any extra */ + tt_assert(fallback_count == trusted_count); + + opts = tor_malloc_zero(sizeof(or_options_t)); + opts->UseDefaultFallbackDirs = 1; + consider_adding_dir_servers(opts, opts); + trusted_count = smartlist_len(router_get_trusted_dir_servers()); + fallback_count = smartlist_len(router_get_fallback_dir_servers()); + or_options_free(opts); + opts = NULL; + + /* assume a release will never go out with less than 7 authorities */ + tt_assert(trusted_count >= 7); + /* XX/teor - allow for default fallbacks to be added without breaking + * the unit tests. Set a minimum fallback count once the list is stable. */ + tt_assert(fallback_count >= trusted_count); + + done: + or_options_free(opts); +} + +static int mock_router_pick_published_address_result = 0; + +static int +mock_router_pick_published_address(const or_options_t *options, + uint32_t *addr, int cache_only) +{ + (void)options; + (void)addr; + (void)cache_only; + return mock_router_pick_published_address_result; +} + +static int mock_router_my_exit_policy_is_reject_star_result = 0; + +static int +mock_router_my_exit_policy_is_reject_star(void) +{ + return mock_router_my_exit_policy_is_reject_star_result; +} + +static int mock_advertised_server_mode_result = 0; + +static int +mock_advertised_server_mode(void) +{ + return mock_advertised_server_mode_result; +} + +static routerinfo_t *mock_router_get_my_routerinfo_result = NULL; + +static const routerinfo_t * +mock_router_get_my_routerinfo(void) +{ + return mock_router_get_my_routerinfo_result; +} + +static void +test_config_directory_fetch(void *arg) +{ + (void)arg; + + /* Test Setup */ + or_options_t *options = tor_malloc_zero(sizeof(or_options_t)); + routerinfo_t routerinfo; + memset(&routerinfo, 0, sizeof(routerinfo)); + mock_router_pick_published_address_result = -1; + mock_router_my_exit_policy_is_reject_star_result = 1; + mock_advertised_server_mode_result = 0; + mock_router_get_my_routerinfo_result = NULL; + MOCK(router_pick_published_address, mock_router_pick_published_address); + MOCK(router_my_exit_policy_is_reject_star, + mock_router_my_exit_policy_is_reject_star); + MOCK(advertised_server_mode, mock_advertised_server_mode); + MOCK(router_get_my_routerinfo, mock_router_get_my_routerinfo); + + /* Clients can use multiple directory mirrors for bootstrap */ + memset(options, 0, sizeof(or_options_t)); + options->ClientOnly = 1; + tt_assert(server_mode(options) == 0); + tt_assert(public_server_mode(options) == 0); + tt_assert(directory_fetches_from_authorities(options) == 0); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 1); + + /* Bridge Clients can use multiple directory mirrors for bootstrap */ + memset(options, 0, sizeof(or_options_t)); + options->UseBridges = 1; + tt_assert(server_mode(options) == 0); + tt_assert(public_server_mode(options) == 0); + tt_assert(directory_fetches_from_authorities(options) == 0); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 1); + + /* Bridge Relays (Bridges) must act like clients, and use multiple + * directory mirrors for bootstrap */ + memset(options, 0, sizeof(or_options_t)); + options->BridgeRelay = 1; + options->ORPort_set = 1; + tt_assert(server_mode(options) == 1); + tt_assert(public_server_mode(options) == 0); + tt_assert(directory_fetches_from_authorities(options) == 0); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 1); + + /* Clients set to FetchDirInfoEarly must fetch it from the authorities, + * but can use multiple authorities for bootstrap */ + memset(options, 0, sizeof(or_options_t)); + options->FetchDirInfoEarly = 1; + tt_assert(server_mode(options) == 0); + tt_assert(public_server_mode(options) == 0); + tt_assert(directory_fetches_from_authorities(options) == 1); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 1); + + /* OR servers only fetch the consensus from the authorities when they don't + * know their own address, but never use multiple directories for bootstrap + */ + memset(options, 0, sizeof(or_options_t)); + options->ORPort_set = 1; + + mock_router_pick_published_address_result = -1; + tt_assert(server_mode(options) == 1); + tt_assert(public_server_mode(options) == 1); + tt_assert(directory_fetches_from_authorities(options) == 1); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 0); + + mock_router_pick_published_address_result = 0; + tt_assert(server_mode(options) == 1); + tt_assert(public_server_mode(options) == 1); + tt_assert(directory_fetches_from_authorities(options) == 0); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 0); + + /* Exit OR servers only fetch the consensus from the authorities when they + * refuse unknown exits, but never use multiple directories for bootstrap + */ + memset(options, 0, sizeof(or_options_t)); + options->ORPort_set = 1; + options->ExitRelay = 1; + mock_router_pick_published_address_result = 0; + mock_router_my_exit_policy_is_reject_star_result = 0; + mock_advertised_server_mode_result = 1; + mock_router_get_my_routerinfo_result = &routerinfo; + + routerinfo.supports_tunnelled_dir_requests = 1; + + options->RefuseUnknownExits = 1; + tt_assert(server_mode(options) == 1); + tt_assert(public_server_mode(options) == 1); + tt_assert(directory_fetches_from_authorities(options) == 1); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 0); + + options->RefuseUnknownExits = 0; + mock_router_pick_published_address_result = 0; + tt_assert(server_mode(options) == 1); + tt_assert(public_server_mode(options) == 1); + tt_assert(directory_fetches_from_authorities(options) == 0); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 0); + + /* Dir servers fetch the consensus from the authorities, unless they are not + * advertising themselves (hibernating) or have no routerinfo or are not + * advertising their dirport, and never use multiple directories for + * bootstrap. This only applies if they are also OR servers. + * (We don't care much about the behaviour of non-OR directory servers.) */ + memset(options, 0, sizeof(or_options_t)); + options->DirPort_set = 1; + options->ORPort_set = 1; + options->DirCache = 1; + mock_router_pick_published_address_result = 0; + mock_router_my_exit_policy_is_reject_star_result = 1; + + mock_advertised_server_mode_result = 1; + routerinfo.dir_port = 1; + mock_router_get_my_routerinfo_result = &routerinfo; + tt_assert(server_mode(options) == 1); + tt_assert(public_server_mode(options) == 1); + tt_assert(directory_fetches_from_authorities(options) == 1); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 0); + + mock_advertised_server_mode_result = 0; + routerinfo.dir_port = 1; + mock_router_get_my_routerinfo_result = &routerinfo; + tt_assert(server_mode(options) == 1); + tt_assert(public_server_mode(options) == 1); + tt_assert(directory_fetches_from_authorities(options) == 0); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 0); + + mock_advertised_server_mode_result = 1; + mock_router_get_my_routerinfo_result = NULL; + tt_assert(server_mode(options) == 1); + tt_assert(public_server_mode(options) == 1); + tt_assert(directory_fetches_from_authorities(options) == 0); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 0); + + mock_advertised_server_mode_result = 1; + routerinfo.dir_port = 0; + routerinfo.supports_tunnelled_dir_requests = 0; + mock_router_get_my_routerinfo_result = &routerinfo; + tt_assert(server_mode(options) == 1); + tt_assert(public_server_mode(options) == 1); + tt_assert(directory_fetches_from_authorities(options) == 0); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 0); + + mock_advertised_server_mode_result = 1; + routerinfo.dir_port = 1; + routerinfo.supports_tunnelled_dir_requests = 1; + mock_router_get_my_routerinfo_result = &routerinfo; + tt_assert(server_mode(options) == 1); + tt_assert(public_server_mode(options) == 1); + tt_assert(directory_fetches_from_authorities(options) == 1); + tt_assert(networkstatus_consensus_can_use_multiple_directories(options) + == 0); + + done: + tor_free(options); + UNMOCK(router_pick_published_address); + UNMOCK(router_get_my_routerinfo); + UNMOCK(advertised_server_mode); + UNMOCK(router_my_exit_policy_is_reject_star); +} + +static void +test_config_default_fallback_dirs(void *arg) +{ + const char *fallback[] = { +#include "../or/fallback_dirs.inc" + NULL + }; + + int n_included_fallback_dirs = 0; + int n_added_fallback_dirs = 0; + + (void)arg; + clear_dir_servers(); + + while (fallback[n_included_fallback_dirs]) + n_included_fallback_dirs++; + + add_default_fallback_dir_servers(); + + n_added_fallback_dirs = smartlist_len(router_get_fallback_dir_servers()); + + tt_assert(n_included_fallback_dirs == n_added_fallback_dirs); + + done: + clear_dir_servers(); +} + +static void +test_config_port_cfg_line_extract_addrport(void *arg) +{ + (void)arg; + int unixy = 0; + const char *rest = NULL; + char *a = NULL; + + tt_int_op(port_cfg_line_extract_addrport("", &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 0); + tt_str_op(a, OP_EQ, "");; + tt_str_op(rest, OP_EQ, ""); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("hello", &a, &unixy, &rest), + OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 0); + tt_str_op(a, OP_EQ, "hello");; + tt_str_op(rest, OP_EQ, ""); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport(" flipperwalt gersplut", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 0); + tt_str_op(a, OP_EQ, "flipperwalt");; + tt_str_op(rest, OP_EQ, "gersplut"); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport(" flipperwalt \t gersplut", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 0); + tt_str_op(a, OP_EQ, "flipperwalt");; + tt_str_op(rest, OP_EQ, "gersplut"); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("flipperwalt \t gersplut", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 0); + tt_str_op(a, OP_EQ, "flipperwalt");; + tt_str_op(rest, OP_EQ, "gersplut"); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("unix:flipperwalt \t gersplut", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 1); + tt_str_op(a, OP_EQ, "flipperwalt");; + tt_str_op(rest, OP_EQ, "gersplut"); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("lolol", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 0); + tt_str_op(a, OP_EQ, "lolol");; + tt_str_op(rest, OP_EQ, ""); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("unix:lolol", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 1); + tt_str_op(a, OP_EQ, "lolol");; + tt_str_op(rest, OP_EQ, ""); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("unix:lolol ", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 1); + tt_str_op(a, OP_EQ, "lolol");; + tt_str_op(rest, OP_EQ, ""); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport(" unix:lolol", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 1); + tt_str_op(a, OP_EQ, "lolol");; + tt_str_op(rest, OP_EQ, ""); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("foobar:lolol", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 0); + tt_str_op(a, OP_EQ, "foobar:lolol");; + tt_str_op(rest, OP_EQ, ""); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport(":lolol", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 0); + tt_str_op(a, OP_EQ, ":lolol");; + tt_str_op(rest, OP_EQ, ""); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("unix:\"lolol\"", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 1); + tt_str_op(a, OP_EQ, "lolol");; + tt_str_op(rest, OP_EQ, ""); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("unix:\"lolol\" ", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 1); + tt_str_op(a, OP_EQ, "lolol");; + tt_str_op(rest, OP_EQ, ""); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("unix:\"lolol\" foo ", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 1); + tt_str_op(a, OP_EQ, "lolol");; + tt_str_op(rest, OP_EQ, "foo "); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("unix:\"lol ol\" foo ", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 1); + tt_str_op(a, OP_EQ, "lol ol");; + tt_str_op(rest, OP_EQ, "foo "); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("unix:\"lol\\\" ol\" foo ", + &a, &unixy, &rest), OP_EQ, 0); + tt_int_op(unixy, OP_EQ, 1); + tt_str_op(a, OP_EQ, "lol\" ol");; + tt_str_op(rest, OP_EQ, "foo "); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("unix:\"lol\\\" ol foo ", + &a, &unixy, &rest), OP_EQ, -1); + tor_free(a); + + tt_int_op(port_cfg_line_extract_addrport("unix:\"lol\\0\" ol foo ", + &a, &unixy, &rest), OP_EQ, -1); + tor_free(a); + + done: + tor_free(a); +} + +static config_line_t * +mock_config_line(const char *key, const char *val) +{ + config_line_t *config_line = tor_malloc(sizeof(config_line_t)); + memset(config_line, 0, sizeof(config_line_t)); + config_line->key = tor_strdup(key); + config_line->value = tor_strdup(val); + return config_line; +} + +static void +test_config_parse_port_config__listenaddress(void *data) +{ + (void)data; + int ret; + config_line_t *config_listen_address = NULL, *config_listen_address2 = NULL, + *config_listen_address3 = NULL; + config_line_t *config_port1 = NULL, *config_port2 = NULL, + *config_port3 = NULL, *config_port4 = NULL, *config_port5 = NULL; + smartlist_t *slout = NULL; + port_cfg_t *port_cfg = NULL; + + // Test basic invocation with no arguments + ret = parse_port_config(NULL, NULL, NULL, NULL, 0, NULL, 0, 0); + tt_int_op(ret, OP_EQ, 0); + + // Setup some test data + config_listen_address = mock_config_line("DNSListenAddress", "127.0.0.1"); + config_listen_address2 = mock_config_line("DNSListenAddress", "x$$$:::345"); + config_listen_address3 = mock_config_line("DNSListenAddress", + "127.0.0.1:1442"); + config_port1 = mock_config_line("DNSPort", "42"); + config_port2 = mock_config_line("DNSPort", "43"); + config_port1->next = config_port2; + config_port3 = mock_config_line("DNSPort", "auto"); + config_port4 = mock_config_line("DNSPort", "55542"); + config_port5 = mock_config_line("DNSPort", "666777"); + + // Test failure when we have a ListenAddress line and several + // Port lines for the same portname + ret = parse_port_config(NULL, config_port1, config_listen_address, "DNS", 0, + NULL, 0, 0); + + tt_int_op(ret, OP_EQ, -1); + + // Test case when we have a listen address, no default port and allow + // spurious listen address lines + ret = parse_port_config(NULL, NULL, config_listen_address, "DNS", 0, NULL, + 0, CL_PORT_ALLOW_EXTRA_LISTENADDR); + tt_int_op(ret, OP_EQ, 1); + + // Test case when we have a listen address, no default port but doesn't + // allow spurious listen address lines + ret = parse_port_config(NULL, NULL, config_listen_address, "DNS", 0, NULL, + 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test case when we have a listen address, and a port that points to auto, + // should use the AUTO port + slout = smartlist_new(); + ret = parse_port_config(slout, config_port3, config_listen_address, "DNS", + 0, NULL, 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->port, OP_EQ, CFG_AUTO_PORT); + + // Test when we have a listen address and a custom port + ret = parse_port_config(slout, config_port4, config_listen_address, "DNS", + 0, NULL, 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 2); + port_cfg = (port_cfg_t *)smartlist_get(slout, 1); + tt_int_op(port_cfg->port, OP_EQ, 55542); + + // Test when we have a listen address and an invalid custom port + ret = parse_port_config(slout, config_port5, config_listen_address, "DNS", + 0, NULL, 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test we get a server port configuration when asked for it + ret = parse_port_config(slout, NULL, config_listen_address, "DNS", 0, NULL, + 123, CL_PORT_SERVER_OPTIONS); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 4); + port_cfg = (port_cfg_t *)smartlist_get(slout, 2); + tt_int_op(port_cfg->port, OP_EQ, 123); + tt_int_op(port_cfg->server_cfg.no_listen, OP_EQ, 1); + tt_int_op(port_cfg->server_cfg.bind_ipv4_only, OP_EQ, 1); + + // Test an invalid ListenAddress configuration + ret = parse_port_config(NULL, NULL, config_listen_address2, "DNS", 0, NULL, + 222, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test default to the port in the listen address if available + ret = parse_port_config(slout, config_port2, config_listen_address3, "DNS", + 0, NULL, 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 5); + port_cfg = (port_cfg_t *)smartlist_get(slout, 4); + tt_int_op(port_cfg->port, OP_EQ, 1442); + + // Test we work correctly without an out, but with a listen address + // and a port + ret = parse_port_config(NULL, config_port2, config_listen_address, "DNS", + 0, NULL, 0, 0); + tt_int_op(ret, OP_EQ, 0); + + // Test warning nonlocal control + ret = parse_port_config(slout, config_port2, config_listen_address, "DNS", + CONN_TYPE_CONTROL_LISTENER, NULL, 0, + CL_PORT_WARN_NONLOCAL); + tt_int_op(ret, OP_EQ, 0); + + // Test warning nonlocal ext or listener + ret = parse_port_config(slout, config_port2, config_listen_address, "DNS", + CONN_TYPE_EXT_OR_LISTENER, NULL, 0, + CL_PORT_WARN_NONLOCAL); + tt_int_op(ret, OP_EQ, 0); + + // Test warning nonlocal other + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + ret = parse_port_config(slout, config_port2, config_listen_address, "DNS", + 0, NULL, 0, CL_PORT_WARN_NONLOCAL); + tt_int_op(ret, OP_EQ, 0); + + // Test warning nonlocal control without an out + ret = parse_port_config(NULL, config_port2, config_listen_address, "DNS", + CONN_TYPE_CONTROL_LISTENER, NULL, 0, + CL_PORT_WARN_NONLOCAL); + tt_int_op(ret, OP_EQ, 0); + + done: + config_free_lines(config_listen_address); + config_free_lines(config_listen_address2); + config_free_lines(config_listen_address3); + config_free_lines(config_port1); + /* 2 was linked from 1. */ + config_free_lines(config_port3); + config_free_lines(config_port4); + config_free_lines(config_port5); + if (slout) + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_free(slout); +} + +static void +test_config_parse_port_config__ports__no_ports_given(void *data) +{ + (void)data; + int ret; + smartlist_t *slout = NULL; + port_cfg_t *port_cfg = NULL; + + slout = smartlist_new(); + + // Test no defaultport, no defaultaddress and no out + ret = parse_port_config(NULL, NULL, NULL, "DNS", 0, NULL, 0, 0); + tt_int_op(ret, OP_EQ, 0); + + // Test with defaultport, no defaultaddress and no out + ret = parse_port_config(NULL, NULL, NULL, "DNS", 0, NULL, 42, 0); + tt_int_op(ret, OP_EQ, 0); + + // Test no defaultport, with defaultaddress and no out + ret = parse_port_config(NULL, NULL, NULL, "DNS", 0, "127.0.0.2", 0, 0); + tt_int_op(ret, OP_EQ, 0); + + // Test with defaultport, with defaultaddress and no out + ret = parse_port_config(NULL, NULL, NULL, "DNS", 0, "127.0.0.2", 42, 0); + tt_int_op(ret, OP_EQ, 0); + + // Test no defaultport, no defaultaddress and with out + ret = parse_port_config(slout, NULL, NULL, "DNS", 0, NULL, 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 0); + + // Test with defaultport, no defaultaddress and with out + ret = parse_port_config(slout, NULL, NULL, "DNS", 0, NULL, 42, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 0); + + // Test no defaultport, with defaultaddress and with out + ret = parse_port_config(slout, NULL, NULL, "DNS", 0, "127.0.0.2", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 0); + + // Test with defaultport, with defaultaddress and out, adds a new port cfg + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + ret = parse_port_config(slout, NULL, NULL, "DNS", 0, "127.0.0.2", 42, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->port, OP_EQ, 42); + tt_int_op(port_cfg->is_unix_addr, OP_EQ, 0); + + // Test with defaultport, with defaultaddress and out, adds a new port cfg + // for a unix address + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + ret = parse_port_config(slout, NULL, NULL, "DNS", 0, "/foo/bar/unixdomain", + 42, CL_PORT_IS_UNIXSOCKET); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->port, OP_EQ, 0); + tt_int_op(port_cfg->is_unix_addr, OP_EQ, 1); + tt_str_op(port_cfg->unix_addr, OP_EQ, "/foo/bar/unixdomain"); + + done: + if (slout) + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_free(slout); +} + +static void +test_config_parse_port_config__ports__ports_given(void *data) +{ + (void)data; + int ret; + smartlist_t *slout = NULL; + port_cfg_t *port_cfg = NULL; + config_line_t *config_port_invalid = NULL, *config_port_valid = NULL; + tor_addr_t addr; + + slout = smartlist_new(); + + // Test error when encounters an invalid Port specification + config_port_invalid = mock_config_line("DNSPort", ""); + ret = parse_port_config(NULL, config_port_invalid, NULL, "DNS", 0, NULL, + 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test error when encounters an empty unix domain specification + config_free_lines(config_port_invalid); config_port_invalid = NULL; + config_port_invalid = mock_config_line("DNSPort", "unix:"); + ret = parse_port_config(NULL, config_port_invalid, NULL, "DNS", 0, NULL, + 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test error when encounters a unix domain specification but the listener + // doesn't support domain sockets + config_port_valid = mock_config_line("DNSPort", "unix:/tmp/foo/bar"); + ret = parse_port_config(NULL, config_port_valid, NULL, "DNS", + CONN_TYPE_AP_DNS_LISTENER, NULL, 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test valid unix domain + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + ret = parse_port_config(slout, config_port_valid, NULL, "SOCKS", + CONN_TYPE_AP_LISTENER, NULL, 0, 0); +#ifdef _WIN32 + tt_int_op(ret, OP_EQ, -1); +#else + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->port, OP_EQ, 0); + tt_int_op(port_cfg->is_unix_addr, OP_EQ, 1); + tt_str_op(port_cfg->unix_addr, OP_EQ, "/tmp/foo/bar"); + /* Test entry port defaults as initialised in parse_port_config */ + tt_int_op(port_cfg->entry_cfg.dns_request, OP_EQ, 1); + tt_int_op(port_cfg->entry_cfg.ipv4_traffic, OP_EQ, 1); + tt_int_op(port_cfg->entry_cfg.onion_traffic, OP_EQ, 1); + tt_int_op(port_cfg->entry_cfg.cache_ipv4_answers, OP_EQ, 1); + tt_int_op(port_cfg->entry_cfg.prefer_ipv6_virtaddr, OP_EQ, 1); +#endif + + // Test failure if we have no ipv4 and no ipv6 and no onion (DNS only) + config_free_lines(config_port_invalid); config_port_invalid = NULL; + config_port_invalid = mock_config_line("SOCKSPort", + "unix:/tmp/foo/bar NoIPv4Traffic " + "NoOnionTraffic"); + ret = parse_port_config(NULL, config_port_invalid, NULL, "SOCKS", + CONN_TYPE_AP_LISTENER, NULL, 0, + CL_PORT_TAKES_HOSTNAMES); + tt_int_op(ret, OP_EQ, -1); + + // Test failure if we have no DNS and we're a DNSPort + config_free_lines(config_port_invalid); config_port_invalid = NULL; + config_port_invalid = mock_config_line("DNSPort", + "127.0.0.1:80 NoDNSRequest"); + ret = parse_port_config(NULL, config_port_invalid, NULL, "DNS", + CONN_TYPE_AP_DNS_LISTENER, NULL, 0, + CL_PORT_TAKES_HOSTNAMES); + tt_int_op(ret, OP_EQ, -1); + + // If we're a DNSPort, DNS only is ok + // Use a port because DNSPort doesn't support sockets + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "127.0.0.1:80 " + "NoIPv4Traffic NoOnionTraffic"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", + CONN_TYPE_AP_DNS_LISTENER, NULL, 0, + CL_PORT_TAKES_HOSTNAMES); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.dns_request, OP_EQ, 1); + tt_int_op(port_cfg->entry_cfg.ipv4_traffic, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.ipv6_traffic, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.onion_traffic, OP_EQ, 0); + + // Test failure if we have DNS but no ipv4 and no ipv6 + config_free_lines(config_port_invalid); config_port_invalid = NULL; + config_port_invalid = mock_config_line("SOCKSPort", + "unix:/tmp/foo/bar NoIPv4Traffic"); + ret = parse_port_config(NULL, config_port_invalid, NULL, "SOCKS", + CONN_TYPE_AP_LISTENER, NULL, 0, + CL_PORT_TAKES_HOSTNAMES); + tt_int_op(ret, OP_EQ, -1); + + // Test success with no DNS, no ipv4, no ipv6 (only onion, using separate + // options) + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("SOCKSPort", "unix:/tmp/foo/bar " + "NoDNSRequest NoIPv4Traffic"); + ret = parse_port_config(slout, config_port_valid, NULL, "SOCKS", + CONN_TYPE_AP_LISTENER, NULL, 0, + CL_PORT_TAKES_HOSTNAMES); +#ifdef _WIN32 + tt_int_op(ret, OP_EQ, -1); +#else + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.dns_request, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.ipv4_traffic, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.ipv6_traffic, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.onion_traffic, OP_EQ, 1); +#endif + + // Test success with quoted unix: address. + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("SOCKSPort", "unix:\"/tmp/foo/ bar\" " + "NoDNSRequest NoIPv4Traffic"); + ret = parse_port_config(slout, config_port_valid, NULL, "SOCKS", + CONN_TYPE_AP_LISTENER, NULL, 0, + CL_PORT_TAKES_HOSTNAMES); +#ifdef _WIN32 + tt_int_op(ret, OP_EQ, -1); +#else + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.dns_request, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.ipv4_traffic, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.ipv6_traffic, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.onion_traffic, OP_EQ, 1); +#endif + + // Test failure with broken quoted unix: address. + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("SOCKSPort", "unix:\"/tmp/foo/ bar " + "NoDNSRequest NoIPv4Traffic"); + ret = parse_port_config(slout, config_port_valid, NULL, "SOCKS", + CONN_TYPE_AP_LISTENER, NULL, 0, + CL_PORT_TAKES_HOSTNAMES); + tt_int_op(ret, OP_EQ, -1); + + // Test failure with empty quoted unix: address. + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("SOCKSPort", "unix:\"\" " + "NoDNSRequest NoIPv4Traffic"); + ret = parse_port_config(slout, config_port_valid, NULL, "SOCKS", + CONN_TYPE_AP_LISTENER, NULL, 0, + CL_PORT_TAKES_HOSTNAMES); + tt_int_op(ret, OP_EQ, -1); + + // Test success with OnionTrafficOnly (no DNS, no ipv4, no ipv6) + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("SOCKSPort", "unix:/tmp/foo/bar " + "OnionTrafficOnly"); + ret = parse_port_config(slout, config_port_valid, NULL, "SOCKS", + CONN_TYPE_AP_LISTENER, NULL, 0, + CL_PORT_TAKES_HOSTNAMES); +#ifdef _WIN32 + tt_int_op(ret, OP_EQ, -1); +#else + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.dns_request, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.ipv4_traffic, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.ipv6_traffic, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.onion_traffic, OP_EQ, 1); +#endif + + // Test success with no ipv4 but take ipv6 + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("SOCKSPort", "unix:/tmp/foo/bar " + "NoIPv4Traffic IPv6Traffic"); + ret = parse_port_config(slout, config_port_valid, NULL, "SOCKS", + CONN_TYPE_AP_LISTENER, NULL, 0, + CL_PORT_TAKES_HOSTNAMES); +#ifdef _WIN32 + tt_int_op(ret, OP_EQ, -1); +#else + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.ipv4_traffic, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.ipv6_traffic, OP_EQ, 1); +#endif + + // Test success with both ipv4 and ipv6 + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("SOCKSPort", "unix:/tmp/foo/bar " + "IPv4Traffic IPv6Traffic"); + ret = parse_port_config(slout, config_port_valid, NULL, "SOCKS", + CONN_TYPE_AP_LISTENER, NULL, 0, + CL_PORT_TAKES_HOSTNAMES); +#ifdef _WIN32 + tt_int_op(ret, OP_EQ, -1); +#else + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.ipv4_traffic, OP_EQ, 1); + tt_int_op(port_cfg->entry_cfg.ipv6_traffic, OP_EQ, 1); +#endif + + // Test failure if we specify world writable for an IP Port + config_free_lines(config_port_invalid); config_port_invalid = NULL; + config_port_invalid = mock_config_line("DNSPort", "42 WorldWritable"); + ret = parse_port_config(NULL, config_port_invalid, NULL, "DNS", 0, + "127.0.0.3", 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test failure if we specify group writable for an IP Port + config_free_lines(config_port_invalid); config_port_invalid = NULL; + config_port_invalid = mock_config_line("DNSPort", "42 GroupWritable"); + ret = parse_port_config(NULL, config_port_invalid, NULL, "DNS", 0, + "127.0.0.3", 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test failure if we specify group writable for an IP Port + config_free_lines(config_port_invalid); config_port_invalid = NULL; + config_port_invalid = mock_config_line("DNSPort", "42 RelaxDirModeCheck"); + ret = parse_port_config(NULL, config_port_invalid, NULL, "DNS", 0, + "127.0.0.3", 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test success with only a port (this will fail without a default address) + config_free_lines(config_port_valid); config_port_valid = NULL; + config_port_valid = mock_config_line("DNSPort", "42"); + ret = parse_port_config(NULL, config_port_valid, NULL, "DNS", 0, + "127.0.0.3", 0, 0); + tt_int_op(ret, OP_EQ, 0); + + // Test success with only a port and isolate destination port + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 IsolateDestPort"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.3", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.isolation_flags, OP_EQ, + ISO_DEFAULT | ISO_DESTPORT); + + // Test success with a negative isolate destination port, and plural + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 NoIsolateDestPorts"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.3", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.isolation_flags, OP_EQ, + ISO_DEFAULT & ~ISO_DESTPORT); + + // Test success with isolate destination address + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 IsolateDestAddr"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.3", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.isolation_flags, OP_EQ, + ISO_DEFAULT | ISO_DESTADDR); + + // Test success with isolate socks AUTH + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 IsolateSOCKSAuth"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.3", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.isolation_flags, OP_EQ, + ISO_DEFAULT | ISO_SOCKSAUTH); + + // Test success with isolate client protocol + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 IsolateClientProtocol"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.3", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.isolation_flags, OP_EQ, + ISO_DEFAULT | ISO_CLIENTPROTO); + + // Test success with isolate client address + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 IsolateClientAddr"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.3", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.isolation_flags, OP_EQ, + ISO_DEFAULT | ISO_CLIENTADDR); + + // Test success with ignored unknown options + config_free_lines(config_port_valid); config_port_valid = NULL; + config_port_valid = mock_config_line("DNSPort", "42 ThisOptionDoesntExist"); + ret = parse_port_config(NULL, config_port_valid, NULL, "DNS", 0, + "127.0.0.3", 0, 0); + tt_int_op(ret, OP_EQ, 0); + + // Test success with no isolate socks AUTH + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 NoIsolateSOCKSAuth"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.3", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.socks_prefer_no_auth, OP_EQ, 1); + + // Test success with prefer ipv6 + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("SOCKSPort", + "42 IPv6Traffic PreferIPv6"); + ret = parse_port_config(slout, config_port_valid, NULL, "SOCKS", + CONN_TYPE_AP_LISTENER, "127.0.0.42", 0, + CL_PORT_TAKES_HOSTNAMES); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.prefer_ipv6, OP_EQ, 1); + + // Test success with cache ipv4 DNS + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 CacheIPv4DNS"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.42", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.cache_ipv4_answers, OP_EQ, 1); + tt_int_op(port_cfg->entry_cfg.cache_ipv6_answers, OP_EQ, 0); + + // Test success with cache ipv6 DNS + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 CacheIPv6DNS"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.42", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.cache_ipv4_answers, OP_EQ, 1); + tt_int_op(port_cfg->entry_cfg.cache_ipv6_answers, OP_EQ, 1); + + // Test success with no cache ipv4 DNS + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 NoCacheIPv4DNS"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.42", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.cache_ipv4_answers, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.cache_ipv6_answers, OP_EQ, 0); + + // Test success with cache DNS + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 CacheDNS"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.42", 0, CL_PORT_TAKES_HOSTNAMES); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.cache_ipv4_answers, OP_EQ, 1); + tt_int_op(port_cfg->entry_cfg.cache_ipv6_answers, OP_EQ, 1); + + // Test success with use cached ipv4 DNS + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 UseIPv4Cache"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.42", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.use_cached_ipv4_answers, OP_EQ, 1); + tt_int_op(port_cfg->entry_cfg.use_cached_ipv6_answers, OP_EQ, 0); + + // Test success with use cached ipv6 DNS + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 UseIPv6Cache"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.42", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.use_cached_ipv4_answers, OP_EQ, 0); + tt_int_op(port_cfg->entry_cfg.use_cached_ipv6_answers, OP_EQ, 1); + + // Test success with use cached DNS + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 UseDNSCache"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.42", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.use_cached_ipv4_answers, OP_EQ, 1); + tt_int_op(port_cfg->entry_cfg.use_cached_ipv6_answers, OP_EQ, 1); + + // Test success with not preferring ipv6 automap + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 NoPreferIPv6Automap"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.42", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.prefer_ipv6_virtaddr, OP_EQ, 0); + + // Test success with prefer SOCKS no auth + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 PreferSOCKSNoAuth"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.42", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.socks_prefer_no_auth, OP_EQ, 1); + + // Test failure with both a zero port and a non-zero port + config_free_lines(config_port_invalid); config_port_invalid = NULL; + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_invalid = mock_config_line("DNSPort", "0"); + config_port_valid = mock_config_line("DNSPort", "42"); + config_port_invalid->next = config_port_valid; + ret = parse_port_config(slout, config_port_invalid, NULL, "DNS", 0, + "127.0.0.42", 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test success with warn non-local control + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + ret = parse_port_config(slout, config_port_valid, NULL, "Control", + CONN_TYPE_CONTROL_LISTENER, "127.0.0.42", 0, + CL_PORT_WARN_NONLOCAL); + tt_int_op(ret, OP_EQ, 0); + + // Test success with warn non-local listener + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + ret = parse_port_config(slout, config_port_valid, NULL, "ExtOR", + CONN_TYPE_EXT_OR_LISTENER, "127.0.0.42", 0, + CL_PORT_WARN_NONLOCAL); + tt_int_op(ret, OP_EQ, 0); + + // Test success with warn non-local other + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.42", 0, CL_PORT_WARN_NONLOCAL); + tt_int_op(ret, OP_EQ, 0); + + // Test success with warn non-local other without out + ret = parse_port_config(NULL, config_port_valid, NULL, "DNS", 0, + "127.0.0.42", 0, CL_PORT_WARN_NONLOCAL); + tt_int_op(ret, OP_EQ, 0); + + // Test success with both ipv4 and ipv6 but without stream options + config_free_lines(config_port_invalid); config_port_invalid = NULL; + config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 IPv4Traffic " + "IPv6Traffic"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.44", 0, + CL_PORT_TAKES_HOSTNAMES | + CL_PORT_NO_STREAM_OPTIONS); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.ipv4_traffic, OP_EQ, 1); + tt_int_op(port_cfg->entry_cfg.ipv6_traffic, OP_EQ, 0); + + // Test failure for a SessionGroup argument with invalid value + config_free_lines(config_port_invalid); config_port_invalid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_invalid = mock_config_line("DNSPort", "42 SessionGroup=invalid"); + ret = parse_port_config(slout, config_port_invalid, NULL, "DNS", 0, + "127.0.0.44", 0, CL_PORT_NO_STREAM_OPTIONS); + tt_int_op(ret, OP_EQ, -1); + + // TODO: this seems wrong. Shouldn't it be the other way around? + // Potential bug. + // Test failure for a SessionGroup argument with valid value but with stream + // options allowed + config_free_lines(config_port_invalid); config_port_invalid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_invalid = mock_config_line("DNSPort", "42 SessionGroup=123"); + ret = parse_port_config(slout, config_port_invalid, NULL, "DNS", 0, + "127.0.0.44", 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test failure for more than one SessionGroup argument + config_free_lines(config_port_invalid); config_port_invalid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_invalid = mock_config_line("DNSPort", "42 SessionGroup=123 " + "SessionGroup=321"); + ret = parse_port_config(slout, config_port_invalid, NULL, "DNS", 0, + "127.0.0.44", 0, CL_PORT_NO_STREAM_OPTIONS); + tt_int_op(ret, OP_EQ, -1); + + // Test success with a sessiongroup options + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "42 SessionGroup=1111122"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.44", 0, CL_PORT_NO_STREAM_OPTIONS); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->entry_cfg.session_group, OP_EQ, 1111122); + + // Test success with a zero unix domain socket, and doesnt add it to out + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "0"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.45", 0, CL_PORT_IS_UNIXSOCKET); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 0); + + // Test success with a one unix domain socket, and doesnt add it to out + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "something"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.45", 0, CL_PORT_IS_UNIXSOCKET); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->is_unix_addr, OP_EQ, 1); + tt_str_op(port_cfg->unix_addr, OP_EQ, "something"); + + // Test success with a port of auto - it uses the default address + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "auto"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.46", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->port, OP_EQ, CFG_AUTO_PORT); + tor_addr_parse(&addr, "127.0.0.46"); + tt_assert(tor_addr_eq(&port_cfg->addr, &addr)) + + // Test success with parsing both an address and an auto port + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "127.0.0.122:auto"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.46", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->port, OP_EQ, CFG_AUTO_PORT); + tor_addr_parse(&addr, "127.0.0.122"); + tt_assert(tor_addr_eq(&port_cfg->addr, &addr)) + + // Test failure when asked to parse an invalid address followed by auto + config_free_lines(config_port_invalid); config_port_invalid = NULL; + config_port_invalid = mock_config_line("DNSPort", "invalidstuff!!:auto"); + ret = parse_port_config(NULL, config_port_invalid, NULL, "DNS", 0, + "127.0.0.46", 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test success with parsing both an address and a real port + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "127.0.0.123:656"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, + "127.0.0.46", 0, 0); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->port, OP_EQ, 656); + tor_addr_parse(&addr, "127.0.0.123"); + tt_assert(tor_addr_eq(&port_cfg->addr, &addr)) + + // Test failure if we can't parse anything at all + config_free_lines(config_port_invalid); config_port_invalid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_invalid = mock_config_line("DNSPort", "something wrong"); + ret = parse_port_config(slout, config_port_invalid, NULL, "DNS", 0, + "127.0.0.46", 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test failure if we find both an address, a port and an auto + config_free_lines(config_port_invalid); config_port_invalid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_invalid = mock_config_line("DNSPort", "127.0.1.0:123:auto"); + ret = parse_port_config(slout, config_port_invalid, NULL, "DNS", 0, + "127.0.0.46", 0, 0); + tt_int_op(ret, OP_EQ, -1); + + // Test that default to group writeable default sets group writeable for + // domain socket + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("SOCKSPort", "unix:/tmp/somewhere"); + ret = parse_port_config(slout, config_port_valid, NULL, "SOCKS", + CONN_TYPE_AP_LISTENER, "127.0.0.46", 0, + CL_PORT_DFLT_GROUP_WRITABLE); +#ifdef _WIN32 + tt_int_op(ret, OP_EQ, -1); +#else + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->is_group_writable, OP_EQ, 1); +#endif + + done: + if (slout) + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_free(slout); + config_free_lines(config_port_invalid); config_port_invalid = NULL; + config_free_lines(config_port_valid); config_port_valid = NULL; +} + +static void +test_config_parse_port_config__ports__server_options(void *data) +{ + (void)data; + int ret; + smartlist_t *slout = NULL; + port_cfg_t *port_cfg = NULL; + config_line_t *config_port_invalid = NULL, *config_port_valid = NULL; + + slout = smartlist_new(); + + // Test success with NoAdvertise option + config_free_lines(config_port_valid); config_port_valid = NULL; + config_port_valid = mock_config_line("DNSPort", + "127.0.0.124:656 NoAdvertise"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, NULL, 0, + CL_PORT_SERVER_OPTIONS); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->server_cfg.no_advertise, OP_EQ, 1); + tt_int_op(port_cfg->server_cfg.no_listen, OP_EQ, 0); + + // Test success with NoListen option + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "127.0.0.124:656 NoListen"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, NULL, 0, + CL_PORT_SERVER_OPTIONS); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->server_cfg.no_advertise, OP_EQ, 0); + tt_int_op(port_cfg->server_cfg.no_listen, OP_EQ, 1); + + // Test failure with both NoAdvertise and NoListen option + config_free_lines(config_port_invalid); config_port_invalid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_invalid = mock_config_line("DNSPort", "127.0.0.124:656 NoListen " + "NoAdvertise"); + ret = parse_port_config(slout, config_port_invalid, NULL, "DNS", 0, NULL, + 0, CL_PORT_SERVER_OPTIONS); + tt_int_op(ret, OP_EQ, -1); + + // Test success with IPv4Only + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "127.0.0.124:656 IPv4Only"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, NULL, 0, + CL_PORT_SERVER_OPTIONS); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->server_cfg.bind_ipv4_only, OP_EQ, 1); + tt_int_op(port_cfg->server_cfg.bind_ipv6_only, OP_EQ, 0); + + // Test success with IPv6Only + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "[::1]:656 IPv6Only"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, NULL, 0, + CL_PORT_SERVER_OPTIONS); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + port_cfg = (port_cfg_t *)smartlist_get(slout, 0); + tt_int_op(port_cfg->server_cfg.bind_ipv4_only, OP_EQ, 0); + tt_int_op(port_cfg->server_cfg.bind_ipv6_only, OP_EQ, 1); + + // Test failure with both IPv4Only and IPv6Only + config_free_lines(config_port_invalid); config_port_invalid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_invalid = mock_config_line("DNSPort", "127.0.0.124:656 IPv6Only " + "IPv4Only"); + ret = parse_port_config(slout, config_port_invalid, NULL, "DNS", 0, NULL, + 0, CL_PORT_SERVER_OPTIONS); + tt_int_op(ret, OP_EQ, -1); + + // Test success with invalid parameter + config_free_lines(config_port_valid); config_port_valid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_valid = mock_config_line("DNSPort", "127.0.0.124:656 unknown"); + ret = parse_port_config(slout, config_port_valid, NULL, "DNS", 0, NULL, 0, + CL_PORT_SERVER_OPTIONS); + tt_int_op(ret, OP_EQ, 0); + tt_int_op(smartlist_len(slout), OP_EQ, 1); + + // Test failure when asked to bind only to ipv6 but gets an ipv4 address + config_free_lines(config_port_invalid); config_port_invalid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_invalid = mock_config_line("DNSPort", + "127.0.0.124:656 IPv6Only"); + ret = parse_port_config(slout, config_port_invalid, NULL, "DNS", 0, NULL, + 0, CL_PORT_SERVER_OPTIONS); + tt_int_op(ret, OP_EQ, -1); + + // Test failure when asked to bind only to ipv4 but gets an ipv6 address + config_free_lines(config_port_invalid); config_port_invalid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_invalid = mock_config_line("DNSPort", "[::1]:656 IPv4Only"); + ret = parse_port_config(slout, config_port_invalid, NULL, "DNS", 0, NULL, + 0, CL_PORT_SERVER_OPTIONS); + tt_int_op(ret, OP_EQ, -1); + + // Check for failure with empty unix: address. + config_free_lines(config_port_invalid); config_port_invalid = NULL; + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_clear(slout); + config_port_invalid = mock_config_line("ORPort", "unix:\"\""); + ret = parse_port_config(slout, config_port_invalid, NULL, "ORPort", 0, NULL, + 0, CL_PORT_SERVER_OPTIONS); + tt_int_op(ret, OP_EQ, -1); + + done: + if (slout) + SMARTLIST_FOREACH(slout,port_cfg_t *,pf,port_cfg_free(pf)); + smartlist_free(slout); + config_free_lines(config_port_invalid); config_port_invalid = NULL; + config_free_lines(config_port_valid); config_port_valid = NULL; +} + #define CONFIG_TEST(name, flags) \ { #name, test_config_ ## name, flags, NULL, NULL } struct testcase_t config_tests[] = { + CONFIG_TEST(adding_trusted_dir_server, TT_FORK), + CONFIG_TEST(adding_fallback_dir_server, TT_FORK), + CONFIG_TEST(parsing_trusted_dir_server, 0), + CONFIG_TEST(parsing_fallback_dir_server, 0), + CONFIG_TEST(adding_default_trusted_dir_servers, TT_FORK), + CONFIG_TEST(adding_dir_servers, TT_FORK), + CONFIG_TEST(default_dir_servers, TT_FORK), + CONFIG_TEST(default_fallback_dirs, 0), + CONFIG_TEST(resolve_my_address, TT_FORK), CONFIG_TEST(addressmap, 0), CONFIG_TEST(parse_bridge_line, 0), CONFIG_TEST(parse_transport_options_line, 0), + CONFIG_TEST(parse_transport_plugin_line, TT_FORK), CONFIG_TEST(check_or_create_data_subdir, TT_FORK), CONFIG_TEST(write_to_data_subdir, TT_FORK), CONFIG_TEST(fix_my_family, 0), + CONFIG_TEST(directory_fetch, 0), + CONFIG_TEST(port_cfg_line_extract_addrport, 0), + CONFIG_TEST(parse_port_config__listenaddress, 0), + CONFIG_TEST(parse_port_config__ports__no_ports_given, 0), + CONFIG_TEST(parse_port_config__ports__server_options, 0), + CONFIG_TEST(parse_port_config__ports__ports_given, 0), END_OF_TESTCASES }; 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