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48 lines
1.6 KiB
Diff
48 lines
1.6 KiB
Diff
--- a/log.h
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+++ b/log.h
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@@ -25,6 +25,7 @@ extern void log_nxdomain(const char *,co
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extern void log_nodata(const char *,const char *,const char *,unsigned int);
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extern void log_servfail(const char *);
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extern void log_lame(const char *,const char *,const char *);
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+extern void log_ignore_referral(const char *,const char *,const char *);
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extern void log_rr(const char *,const char *,const char *,const char *,unsigned int,unsigned int);
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extern void log_rrns(const char *,const char *,const char *,unsigned int);
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--- a/log.c
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+++ b/log.c
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@@ -197,6 +197,13 @@ void log_lame(const char server[4],const
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line();
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}
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+void log_ignore_referral(const char server[4],const char * control, const char *referral)
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+{
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+ string("ignored referral "); ip(server); space();
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+ name(control); space(); name(referral);
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+ line();
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+}
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+
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void log_servfail(const char *dn)
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{
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const char *x = error_str(errno);
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--- a/query.c
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+++ b/query.c
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@@ -828,6 +828,18 @@ static int doit(struct query *z,int stat
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if (!dns_domain_suffix(d,referral)) goto DIE;
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+
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+ /* In strict "forwardonly" mode, we don't, as the manual states,
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+ ** contact a chain of servers according to "NS" resource records.
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+ ** We don't obey any referral responses, therefore. Instead, we
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+ ** eliminate the server from the list and try the next one.
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+ */
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+ if (flagforwardonly) {
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+ log_ignore_referral(whichserver,control,referral);
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+ byte_zero(whichserver,4);
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+ goto HAVENS;
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+ }
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+
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control = d + dns_domain_suffixpos(d,referral);
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z->control[z->level] = control;
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byte_zero(z->servers[z->level],64);
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