fix longname returned in HS_DESC control events

According to control spec, longname should not contain any spaces and is
consists only of identy_digest + nickname

added two functions:
* node_get_verbose_nickname_by_id()
* node_describe_longname_by_id()

1 files changed, 39 insertions, 15 deletions

diff --git a/src/test/test_hs.c b/src/test/test_hs.c
index 75c9b62871..99ef7dd570 100644
--- a/src/test/test_hs.c
+++ b/src/test/test_hs.c
@@ -11,6 +11,17 @@
 #include "test.h"
 #include "control.h"
 
+/* mock ID digest and longname for node that's in nodelist */
+#define HSDIR_EXIST_ID "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" \
+                       "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA"
+#define STR_HSDIR_EXIST_LONGNAME \
+                       "$AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=TestDir"
+/* mock ID digest and longname for node that's not in nodelist */
+#define HSDIR_NONE_EXIST_ID "\xBB\xBB\xBB\xBB\xBB\xBB\xBB\xBB\xBB\xBB" \
+                            "\xBB\xBB\xBB\xBB\xBB\xBB\xBB\xBB\xBB\xBB"
+#define STR_HSDIR_NONE_EXIST_LONGNAME \
+                       "$BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"
+
 /* Helper global variable for hidden service descriptor event test.
  * It's used as a pointer to dynamically created message buffer in
  * send_control_event_string_replacement function, which mocks
@@ -31,6 +42,19 @@ send_control_event_string_replacement(uint16_t event, event_format_t which,
   received_msg = tor_strdup(msg);
 }
 
+/** Mock function for node_describe_longname_by_id, it returns either
+ * STR_HSDIR_EXIST_LONGNAME or STR_HSDIR_NONE_EXIST_LONGNAME
+ */
+static const char *
+node_describe_longname_by_id_replacement(const char *id_digest)
+{
+  if (!strcmp(id_digest, HSDIR_EXIST_ID)) {
+    return STR_HSDIR_EXIST_LONGNAME;
+  } else {
+    return STR_HSDIR_NONE_EXIST_LONGNAME;
+  }
+}
+
 /** Make sure each hidden service descriptor async event generation
  *
  * function generates the message in expected format.
@@ -39,8 +63,6 @@ static void
 test_hs_desc_event(void *arg)
 {
   #define STR_HS_ADDR "ajhb7kljbiru65qo"
-  #define STR_HS_DIR_LONGNAME \
-      "$AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=TestDir at 1.2.3.4"
   #define STR_HS_ID "b3oeducbhjmbqmgw2i3jtz4fekkrinwj"
 
   rend_data_t rend_query;
@@ -49,6 +71,8 @@ test_hs_desc_event(void *arg)
   (void) arg;
   MOCK(send_control_event_string,
        send_control_event_string_replacement);
+  MOCK(node_describe_longname_by_id,
+       node_describe_longname_by_id_replacement);
 
   /* setup rend_query struct */
   strncpy(rend_query.onion_address, STR_HS_ADDR,
@@ -56,44 +80,44 @@ test_hs_desc_event(void *arg)
   rend_query.auth_type = 0;
 
   /* test request event */
-  control_event_hs_descriptor_requested(&rend_query, STR_HS_DIR_LONGNAME,
+  control_event_hs_descriptor_requested(&rend_query, HSDIR_EXIST_ID,
                                         STR_HS_ID);
-  expected_msg =
-    "650 HS_DESC REQUESTED "STR_HS_ADDR" NO_AUTH "STR_HS_DIR_LONGNAME\
-    " "STR_HS_ID"\r\n";
+  expected_msg = "650 HS_DESC REQUESTED "STR_HS_ADDR" NO_AUTH "\
+                  STR_HSDIR_EXIST_LONGNAME" "STR_HS_ID"\r\n";
   test_assert(received_msg);
   test_streq(received_msg, expected_msg);
   tor_free(received_msg);
 
   /* test received event */
   rend_query.auth_type = 1;
-  control_event_hs_descriptor_received(&rend_query, STR_HS_DIR_LONGNAME);
-  expected_msg =
-    "650 HS_DESC RECEIVED "STR_HS_ADDR" BASIC_AUTH "STR_HS_DIR_LONGNAME"\r\n";
+  control_event_hs_descriptor_received(&rend_query, HSDIR_EXIST_ID);
+  expected_msg = "650 HS_DESC RECEIVED "STR_HS_ADDR" BASIC_AUTH "\
+                  STR_HSDIR_EXIST_LONGNAME"\r\n";
   test_assert(received_msg);
   test_streq(received_msg, expected_msg);
   tor_free(received_msg);
 
   /* test failed event */
   rend_query.auth_type = 2;
-  control_event_hs_descriptor_failed(&rend_query, STR_HS_DIR_LONGNAME);
-  expected_msg =
-    "650 HS_DESC FAILED "STR_HS_ADDR" STEALTH_AUTH "STR_HS_DIR_LONGNAME"\r\n";
+  control_event_hs_descriptor_failed(&rend_query, HSDIR_NONE_EXIST_ID);
+  expected_msg = "650 HS_DESC FAILED "STR_HS_ADDR" STEALTH_AUTH "\
+                  STR_HSDIR_NONE_EXIST_LONGNAME"\r\n";
   test_assert(received_msg);
   test_streq(received_msg, expected_msg);
   tor_free(received_msg);
 
   /* test invalid auth type */
   rend_query.auth_type = 999;
-  control_event_hs_descriptor_failed(&rend_query, STR_HS_DIR_LONGNAME);
-  expected_msg =
-    "650 HS_DESC FAILED "STR_HS_ADDR" UNKNOWN "STR_HS_DIR_LONGNAME"\r\n";
+  control_event_hs_descriptor_failed(&rend_query, HSDIR_EXIST_ID);
+  expected_msg = "650 HS_DESC FAILED "STR_HS_ADDR" UNKNOWN "\
+                  STR_HSDIR_EXIST_LONGNAME"\r\n";
   test_assert(received_msg);
   test_streq(received_msg, expected_msg);
   tor_free(received_msg);
 
  done:
   UNMOCK(send_control_event_string);
+  UNMOCK(node_describe_longname_by_id);
   tor_free(received_msg);
 }