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ndb/cs: icmp only supports version 4 addresses, icmpv6 only version 6 addresses

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This commit is contained in:
cinap_lenrek 2017-10-04 05:04:33 +02:00
parent c11a3bb3b1
commit b12763136e
1 changed files with 6 additions and 2 deletions
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8
sys/src/cmd/ndb/cs.c
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@ -1525,8 +1525,12 @@ iptrans(Ndbtuple *t, Network *np, char *serv, char *rem, int hack)
snprint(reply, sizeof(reply), "%s/%s/clone %s%s",
mntpt, np->net, ts, x);
else {
/* il only supports ipv4 addresses */
if(strcmp(np->net, "il") == 0 && !isv4str(t->val))
/* il and icmp only supports ipv4 addresses */
if((strcmp(np->net, "il") == 0 || strcmp(np->net, "icmp") == 0) && !isv4str(t->val))
return nil;
/* icmpv6 does not support ipv4 addresses */
if(strcmp(np->net, "icmpv6") == 0 && isv4str(t->val))
return nil;
snprint(reply, sizeof(reply), "%s/%s/clone %s!%s%s%s",