[tor-commits] [tor/maint-0.4.5] dir auths write consensuses to disk after creation

[dgoulet at torproject.org]

commit 9e6064ec359a170ab37fb5d66ef7c46519ac1caa
Author: Roger Dingledine <arma at torproject.org>
Date:   Sat Jan 16 16:23:31 2021 -0500

    dir auths write consensuses to disk after creation
    
    This step happens after we make each consensus flavor, and before we
    worry about sigs or anything. That way if Tor crashes, or if we fail to
    get enough sigs, we still have a chance to know what consensus we wanted
    to make.
---
 src/feature/dirauth/dirvote.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/feature/dirauth/dirvote.c b/src/feature/dirauth/dirvote.c
index 6824af815f..cf1135ba37 100644
--- a/src/feature/dirauth/dirvote.c
+++ b/src/feature/dirauth/dirvote.c
@@ -3462,6 +3462,15 @@ dirvote_compute_consensuses(void)
       pending[flav].body = consensus_body;
       pending[flav].consensus = consensus;
       n_generated++;
+
+      /* Write it out to disk too, for dir auth debugging purposes */
+      {
+        char *filename;
+        tor_asprintf(&filename, "my-consensus-%s", flavor_name);
+        write_str_to_file(get_datadir_fname(filename), consensus_body, 0);
+        tor_free(filename);
+      }
+
       consensus_body = NULL;
       consensus = NULL;
     }