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Implement -T cookiealwaysvalid

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When -T cookiealwaysvalid is passed to named, DNS cookie checks for
the incoming queries always pass, given they are structurally correct.
This commit is contained in:
Aram Sargsyan
2025-03-11 14:03:56 +00:00
parent 06427720f7
commit 807ef8545d
4 changed files with 41 additions and 21 deletions
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8
bin/named/main.c
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@@ -129,6 +129,7 @@ static int maxudp = 0;
/*
* -T options:
*/
static bool cookiealwaysvalid = false;
static bool dropedns = false;
static bool ednsformerr = false;
static bool ednsnotimp = false;
@@ -652,7 +653,9 @@ parse_T_opt(char *option) {
* force the server to behave (or misbehave) in
* specified ways for testing purposes.
*/
if (!strcmp(option, "dropedns")) {
if (!strcmp(option, "cookiealwaysvalid")) {
cookiealwaysvalid = true;
} else if (!strcmp(option, "dropedns")) {
dropedns = true;
} else if (!strcmp(option, "ednsformerr")) {
ednsformerr = true;
@@ -1220,6 +1223,9 @@ setup(void) {
/*
* Modify server context according to command line options
*/
if (cookiealwaysvalid) {
ns_server_setoption(sctx, NS_SERVER_COOKIEALWAYSVALID, true);
}
if (disable4) {
ns_server_setoption(sctx, NS_SERVER_DISABLE4, true);
}