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relay: Log if we can't find an address for configured ORPort

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Everytime we try to discover an address we want to publish, emit a log notice
if we are unable to find it even though an ORPort was configured for it.

Because the function can be called quite often, we rate limit that notice to
every hour so it gets annoying just enough so the operator fixes that.

Related to #40254

Signed-off-by: David Goulet <dgoulet@torproject.org>
This commit is contained in:
David Goulet 2021-01-22 10:59:05 -05:00 committed by Nick Mathewson
parent 2e600019ea
commit f03047332c
1 changed files with 11 additions and 0 deletions
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11
src/feature/relay/relay_find_addr.c
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@ -144,6 +144,17 @@ relay_find_addr_to_publish, (const or_options_t *options, int family,
if (find_my_address(options, family, LOG_INFO, addr_out, NULL, NULL)) {
goto found;
}
/* No publishable address was found even though we have an ORPort thus
* print a notice log so operator can notice. We'll do that every hour so
* it is not too spammy but enough so operators address the issue. */
static ratelim_t rlim = RATELIM_INIT(3600);
log_fn_ratelim(&rlim, LOG_NOTICE, LD_CONFIG,
"Unable to find %s address for ORPort %u. "
"You might want to specify %sOnly to it or set an "
"explicit address or set Address.",
fmt_af_family(family),
routerconf_find_or_port(options, family),
fmt_af_family(family));
}
/* Third, consider address from our suggestion cache. */