From 90325e8c2e559a21ef0bc2f26b844c140faf8020 Mon Sep 17 00:00:00 2001 From: Daniel Mack Date: Tue, 4 Aug 2015 14:12:46 +0200 Subject: [PATCH] resolved: flush keys when DNS_RESOURCE_KEY_CACHE_FLUSH is set In mDNS, DNS_RESOURCE_KEY_CACHE_FLUSH denotes whether other records with the same key should be flushed from the cache. --- src/resolve/resolved-dns-cache.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/src/resolve/resolved-dns-cache.c b/src/resolve/resolved-dns-cache.c index bcb9994a8c..2179a61890 100644 --- a/src/resolve/resolved-dns-cache.c +++ b/src/resolve/resolved-dns-cache.c @@ -459,7 +459,12 @@ int dns_cache_put( /* Second, add in positive entries for all contained RRs */ for (i = 0; i < MIN(max_rrs, answer->n_rrs); i++) { - r = dns_cache_put_positive(c, answer->items[i].rr, authenticated, timestamp, owner_family, owner_address); + DnsResourceRecord *rr = answer->items[i].rr; + + if (rr->key->cache_flush) + dns_cache_remove(c, rr->key); + + r = dns_cache_put_positive(c, rr, authenticated, timestamp, owner_family, owner_address); if (r < 0) goto fail; }