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Stop users configuring IPv6-only v3 single onion services

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They are not yet implemented: they will upload descriptors, but won't be
able to rendezvous, because IPv6 addresses in link specifiers are ignored.

Part of #23820.
This commit is contained in:
teor 2017-10-26 16:49:00 +11:00 committed by Nick Mathewson
parent a4f34c1106
commit cc072b6fbf
1 changed files with 12 additions and 4 deletions
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16
src/or/hs_config.c
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@ -424,11 +424,19 @@ config_generic_service(const config_line_t *line_,
}
}
/* Check if we are configured in non anonymous mode and single hop mode
* meaning every service become single onion. */
if (rend_service_allow_non_anonymous_connection(options) &&
rend_service_non_anonymous_mode_enabled(options)) {
/* Check if we are configured in non anonymous mode meaning every service
* becomes a single onion service. */
if (rend_service_non_anonymous_mode_enabled(options)) {
config->is_single_onion = 1;
/* We will add support for IPv6-only v3 single onion services in a future
* Tor version. This won't catch "ReachableAddresses reject *4", but that
* option doesn't work anyway. */
if (options->ClientUseIPv4 == 0 && config->version == HS_VERSION_THREE) {
log_warn(LD_CONFIG, "IPv6-only v3 single onion services are not "
"supported. Set HiddenServiceSingleHopMode 0 and "
"HiddenServiceNonAnonymousMode 0, or set ClientUseIPv4 1.");
goto err;
}
}
/* Success */