ipset-dns: support simultaneously populating IPv4 and IPv6 sets

SVN-Revision: 36554

1 files changed, 57 insertions, 0 deletions

diff --git a/package/network/services/ipset-dns/patches/100-simultaneous-ipv4-ipv6.patch b/package/network/services/ipset-dns/patches/100-simultaneous-ipv4-ipv6.patch
new file mode 100644
index 0000000000..19669a05b5
--- /dev/null
+++ b/package/network/services/ipset-dns/patches/100-simultaneous-ipv4-ipv6.patch
@@ -0,0 +1,57 @@
+--- a/ipset-dns.c
++++ b/ipset-dns.c
+@@ -307,19 +307,20 @@ int main(int argc, char *argv[]) 
+ 	struct timeval tv;
+ 	char msg[512];
+ 	char ip[INET6_ADDRSTRLEN];
+-	char *ipset;
++	char *ipset, *ipset6;
+ 	int listen_sock, upstream_sock;
+ 	int pos, i, size, af;
+ 	socklen_t len;
+ 	size_t received;
+ 	pid_t child;
+ 	
+-	if (argc != 4) {
+-		fprintf(stderr, "Usage: %s ipset port upstream\n", argv[0]);
++	if (argc != 5) {
++		fprintf(stderr, "Usage: %s ipv4-ipset ipv6-ipset port upstream\n", argv[0]);
+ 		return 1;
+ 	}
+ 
+ 	ipset = argv[1];
++	ipset6 = argv[2];
+ 
+ 	listen_sock = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
+ 	if (listen_sock < 0) {
+@@ -329,7 +330,7 @@ int main(int argc, char *argv[]) 
+ 
+ 	memset(&listen_addr, 0, sizeof(listen_addr));
+ 	listen_addr.sin_family = AF_INET;
+-	listen_addr.sin_port = htons(atoi(argv[2]));
++	listen_addr.sin_port = htons(atoi(argv[3]));
+ 	listen_addr.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
+ 	i = 1;
+ 	setsockopt(listen_sock, SOL_SOCKET, SO_REUSEADDR, &i, sizeof(i));
+@@ -341,7 +342,7 @@ int main(int argc, char *argv[]) 
+ 	memset(&upstream_addr, 0, sizeof(upstream_addr));
+ 	upstream_addr.sin_family = AF_INET;
+ 	upstream_addr.sin_port = htons(53);
+-	inet_aton(argv[3], &upstream_addr.sin_addr);
++	inet_aton(argv[4], &upstream_addr.sin_addr);
+ 	
+ 	/* TODO: Put all of the below code in several forks all listening on the same sock. */
+ 
+@@ -434,8 +435,11 @@ int main(int argc, char *argv[]) 
+ 				continue;
+ 			}
+ 
++			if ((af == AF_INET && !*ipset) || (af == AF_INET6 && !*ipset6))
++				continue;
++
+ 			printf("%s: %s\n", answer.dotted, ip);
+-			if (add_to_ipset(ipset, answer.rdata, af) < 0)
++			if (add_to_ipset((af == AF_INET) ? ipset : ipset6, answer.rdata, af) < 0)
+ 				perror("add_to_ipset");
+ 		}
+