Don't cry and die on a configured server (!) which doesn't resolve (DNS). Just cry some.postpone-resolving

Part of fixing RADSECPROXY-30.

1 files changed, 4 insertions, 22 deletions

diff --git a/udp.c b/udp.c
index 2724a1d..9484ab9 100644
--- a/udp.c
+++ b/udp.c
@@ -25,6 +25,7 @@
 #include <regex.h>
 #include <pthread.h>
 #include "radsecproxy.h"
+#include "common.h"
 #include "hostport.h"
 
 #ifdef RADPROT_UDP
@@ -36,7 +37,7 @@ static char **getlistenerargs();
 void *udpserverrd(void *arg);
 int clientradputudp(struct server *server, unsigned char *rad);
 void addclientudp(struct client *client);
-void addserverextraudp(struct clsrvconf *conf);
+int addserverextraudp(const struct clsrvconf *conf);
 void udpsetsrcres();
 void initextraudp();
 
@@ -316,27 +317,8 @@ void addclientudp(struct client *client) {
     client->replyq = server_replyq;
 }
 
-void addserverextraudp(struct clsrvconf *conf) {
-    switch (((struct hostportres *)list_first(conf->hostports)->data)->addrinfo->ai_family) {
-    case AF_INET:
-	if (client4_sock < 0) {
-	    client4_sock = bindtoaddr(srcres, AF_INET, 0, 1);
-	    if (client4_sock < 0)
-		debugx(1, DBG_ERR, "addserver: failed to create client socket for server %s", conf->name);
-	}
-	conf->servers->sock = client4_sock;
-	break;
-    case AF_INET6:
-	if (client6_sock < 0) {
-	    client6_sock = bindtoaddr(srcres, AF_INET6, 0, 1);
-	    if (client6_sock < 0)
-		debugx(1, DBG_ERR, "addserver: failed to create client socket for server %s", conf->name);
-	}
-	conf->servers->sock = client6_sock;
-	break;
-    default:
-	debugx(1, DBG_ERR, "addserver: unsupported address family");
-    }
+int addserverextraudp(const struct clsrvconf *conf) {
+    return addserverextra(conf, &client4_sock, &client6_sock, srcres);
 }
 
 void initextraudp() {