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| author | Lennart Poettering <lennart@poettering.net> | 2016-01-11 20:05:29 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2016-01-11 20:05:29 +0100 |
| commit | d0129ddb9fbb07bed7c8ea51b8031f824bf506fb (patch) | |
| tree | 9467e4acba84631984450893495e50a9bde15720 /src/resolve/resolved-bus.c | |
| parent | 274b874830b93e6592f190608866133384066a35 (diff) | |
resolved: refuse doing queries for known-obsolete RR types
Given how fragile DNS servers are with some DNS types, and given that we really should avoid confusing them with
known-weird lookups, refuse doing lookups for known-obsolete RR types.
Diffstat (limited to 'src/resolve/resolved-bus.c')
| -rw-r--r-- | src/resolve/resolved-bus.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/resolve/resolved-bus.c b/src/resolve/resolved-bus.c index 87eeb6055d..437b1929f4 100644 --- a/src/resolve/resolved-bus.c +++ b/src/resolve/resolved-bus.c @@ -563,6 +563,8 @@ static int bus_method_resolve_record(sd_bus_message *message, void *userdata, sd if (!dns_type_is_valid_query(type)) return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid RR type for query %" PRIu16, type); + if (dns_type_is_obsolete(type)) + return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Specified DNS RR type %" PRIu16 " is obsolete.", type); r = check_ifindex_flags(ifindex, &flags, 0, error); if (r < 0) |