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authorNick Mathewson <nickm@torproject.org>2011-01-12 12:37:51 -0500
committerNick Mathewson <nickm@torproject.org>2011-01-12 12:37:51 -0500
commit597433bcec3cc8270dec810fe82d8accc85931ef (patch)
tree646560d6470819448f6f505ef675ebb8b2f4c0b7
parentaa45e8259368c9733e459dc4f91f62492b9926da (diff)
parent5044cb9752b4414cadcdc3b12926b005e390fdf0 (diff)
downloadtor-597433bcec3cc8270dec810fe82d8accc85931ef.tar.gz
tor-597433bcec3cc8270dec810fe82d8accc85931ef.zip
Merge branch 'bug2346' into maint-0.2.2
-rw-r--r--changes/bug23466
-rw-r--r--src/or/config.c9
2 files changed, 14 insertions, 1 deletions
diff --git a/changes/bug2346 b/changes/bug2346
new file mode 100644
index 0000000000..0f78b84614
--- /dev/null
+++ b/changes/bug2346
@@ -0,0 +1,6 @@
+ o Minor features
+ - If writing the state file to disk fails, wait up to an hour
+ before retrying again. (Our old code would retry the write
+ immediately.) Fixes bug 2346. Bugfix on Tor 0.1.1.3-alpha.
+
+
diff --git a/src/or/config.c b/src/or/config.c
index 17d776e71e..a27fd22b24 100644
--- a/src/or/config.c
+++ b/src/or/config.c
@@ -5145,6 +5145,9 @@ or_state_load(void)
return r;
}
+/** If writing the state to disk fails, try again after this many seconds. */
+#define STATE_WRITE_RETRY_INTERVAL 3600
+
/** Write the persistent state to disk. Return 0 for success, <0 on failure. */
int
or_state_save(time_t now)
@@ -5179,10 +5182,14 @@ or_state_save(time_t now)
tor_free(state);
fname = get_datadir_fname("state");
if (write_str_to_file(fname, contents, 0)<0) {
- log_warn(LD_FS, "Unable to write state to file \"%s\"", fname);
+ log_warn(LD_FS, "Unable to write state to file \"%s\"; will try later",
+ fname);
global_state->LastWritten = -1;
tor_free(fname);
tor_free(contents);
+ /* Try again after STATE_WRITE_RETRY_INTERVAL (or sooner, if the state
+ * changes sooner). */
+ global_state->next_write = now + STATE_WRITE_RETRY_INTERVAL;
return -1;
}