chore: Add more logging to loading conferences from savedata.

Better error messages than "something went wrong in type 20".

Also fix bazel-asan/tsan builds.

https://github.com/tweag/rules_nixpkgs/issues/442 is blocking fuzz
tests under asan.

.circleci/bazel-test

@@ -4,11 +4,12 @@ set -eux
 
 git submodule update --init --recursive
 /src/workspace/tools/inject-repo c-toxcore
+# TODO(iphydf): Re-enable fuzz-test when https://github.com/tweag/rules_nixpkgs/issues/442 is fixed.
 cd /src/workspace && bazel test -k \
+  --config=ci \
   --config=remote \
-  --build_tag_filters=-haskell \
+  --build_tag_filters=-haskell,-fuzz-test \
-  --test_tag_filters=-haskell \
+  --test_tag_filters=-haskell,-fuzz-test \
-  --remote_download_minimal \
   -- \
   //c-toxcore/... \
   "$@"

other/bootstrap_daemon/docker/tox-bootstrapd.sha256

@@ -1 +1 @@
-61c4cff326cf3a32fa5edad1c899c9eb586e4ebfcb8d11c9cf55d120fc7ab467  /usr/local/bin/tox-bootstrapd
+036adfc1e993624ae0bf49f08c2890bb44e6d4224a07a8c7fd2e2b5a8be6bf4c  /usr/local/bin/tox-bootstrapd

testing/fuzzing/BUILD.bazel

@@ -28,7 +28,7 @@ cc_library(
 
 cc_fuzz_test(
     name = "bootstrap_fuzz_test",
-    #size = "small",
+    size = "small",
     srcs = ["bootstrap_harness.cc"],
     copts = ["-UNDEBUG"],
     corpus = ["//tools/toktok-fuzzer/corpus:bootstrap_fuzzer"],
@@ -43,7 +43,7 @@ cc_fuzz_test(
 
 cc_fuzz_test(
     name = "e2e_fuzz_test",
-    #size = "small",
+    size = "small",
     srcs = ["e2e_fuzz_test.cc"],
     copts = ["-UNDEBUG"],
     corpus = ["//tools/toktok-fuzzer/corpus:e2e_fuzz_test"],
@@ -59,7 +59,7 @@ cc_fuzz_test(
 
 cc_fuzz_test(
     name = "toxsave_fuzz_test",
-    #size = "small",
+    size = "small",
     srcs = ["toxsave_harness.cc"],
     copts = ["-UNDEBUG"],
     corpus = ["//tools/toktok-fuzzer/corpus:toxsave_fuzzer"],
@@ -92,7 +92,7 @@ fuzzing_binary(
 
 cc_fuzz_test(
     name = "protodump_reduce",
-    #size = "small",
+    size = "small",
     srcs = ["protodump_reduce.cc"],
     copts = ["-UNDEBUG"],
     deps = [

toxcore/Messenger.c

@@ -2988,6 +2988,7 @@ static State_Load_Status load_nospam_keys(Messenger *m, const uint8_t *data, uin
     load_secret_key(m->net_crypto, data + sizeof(uint32_t) + CRYPTO_PUBLIC_KEY_SIZE);
 
     if (!pk_equal(data + sizeof(uint32_t), nc_get_self_public_key(m->net_crypto))) {
+        LOGGER_ERROR(m->log, "public key stored in savedata does not match its secret key");
         return STATE_LOAD_STATUS_ERROR;
     }
 

toxcore/group.c

@@ -802,6 +802,7 @@ static int addpeer(Group_Chats *g_c, uint32_t groupnumber, const uint8_t *real_p
 
     if (peer_index != -1) {
         if (!pk_equal(g->group[peer_index].real_pk, real_pk)) {
+            LOGGER_ERROR(g_c->m->log, "peer public key is incorrect for peer %d", peer_number);
             return -1;
         }
 
@@ -3679,6 +3680,7 @@ static State_Load_Status load_conferences_helper(Group_Chats *g_c, const uint8_t
 
         if (groupnumber == -1) {
             // If this fails there's a serious problem, don't bother with cleanup
+            LOGGER_ERROR(g_c->m->log, "conference creation failed");
             return STATE_LOAD_STATUS_ERROR;
         }
 
@@ -3696,6 +3698,7 @@ static State_Load_Status load_conferences_helper(Group_Chats *g_c, const uint8_t
                 assert(ret);
             }
 
+            LOGGER_ERROR(g_c->m->log, "conference loading failed");
             return STATE_LOAD_STATUS_ERROR;
         }
 
@@ -3705,6 +3708,7 @@ static State_Load_Status load_conferences_helper(Group_Chats *g_c, const uint8_t
                                        nullptr, true, false);
 
         if (peer_index == -1) {
+            LOGGER_ERROR(g_c->m->log, "adding peer %d failed", g->peer_number);
             return STATE_LOAD_STATUS_ERROR;
         }
 

toxcore/state.c

@@ -52,7 +52,7 @@ int state_load(const Logger *log, state_load_cb *state_load_callback, void *oute
             }
 
             case STATE_LOAD_STATUS_ERROR: {
-                LOGGER_ERROR(log, "Error occcured in state file (type: %u).", type);
+                LOGGER_ERROR(log, "Error occcured in state file (type: 0x%02x).", type);
                 return -1;
             }