From edb4444be43db1821427e595bdfbe58b2af3577c Mon Sep 17 00:00:00 2001
From: venaas <venaas>
Date: Tue, 29 May 2007 13:03:24 +0000
Subject: removed some old backwards compatible config stuff
 (clients.conf/servers.conf)

git-svn-id: https://svn.testnett.uninett.no/radsecproxy/trunk@110 e88ac4ed-0b26-0410-9574-a7f39faa03bf
---
 radsecproxy.c | 55 ++++++++++++++++++++++++++++++++++++++++---------------
 1 file changed, 40 insertions(+), 15 deletions(-)

diff --git a/radsecproxy.c b/radsecproxy.c
index 94785ac..291d2af 100644
--- a/radsecproxy.c
+++ b/radsecproxy.c
@@ -995,14 +995,15 @@ int msmppdecrypt(uint8_t *text, uint8_t len, uint8_t *shared, uint8_t sharedlen,
     return 1;
 }
 
-struct server *id2server(char *id, uint8_t len) {
+int id2server(struct server **server, char *id, uint8_t len) {
     int i;
     for (i = 0; i < realm_count; i++)
 	if (!regexec(&realms[i].regex, id, 0, NULL, 0)) {
 	    debug(DBG_DBG, "found matching realm: %s, host %s", realms[i].name, realms[i].server->peer.host);
-	    return realms[i].server;
+	    *server = realms[i].server;
+	    return 1;
 	}
-    return NULL;
+    return 0;
 }
 
 int rqinqueue(struct server *to, struct client *from, uint8_t id) {
@@ -1103,6 +1104,21 @@ void respondstatusserver(struct request *rq) {
     sendreply(rq->from, resp, rq->from->peer.type == 'U' ? &rq->fromsa : NULL);
 }
 
+void respondreject(struct request *rq) {
+    unsigned char *resp;
+
+    resp = malloc(20);
+    if (!resp) {
+	debug(DBG_ERR, "respondreject: malloc failed");
+	return;
+    }
+    memcpy(resp, rq->buf, 20);
+    resp[0] = RAD_Access_Reject;
+    resp[2] = 0;
+    resp[3] = 20;
+    sendreply(rq->from, resp, rq->from->peer.type == 'U' ? &rq->fromsa : NULL);
+}
+
 void radsrv(struct request *rq) {
     uint8_t code, id, *auth, *attrs, *attr;
     uint16_t len;
@@ -1144,14 +1160,13 @@ void radsrv(struct request *rq) {
 	username[ATTRVALLEN(attr)] = '\0';
 	debug(DBG_DBG, "Access Request with username: %s", username);
     
-	to = id2server(username, strlen(username));
-	if (!to) {
+	if (!id2server(&to, username, strlen(username))) {
 	    debug(DBG_INFO, "radsrv: ignoring request, don't know where to send it");
 	    free(buf);
 	    return;
 	}
-    
-	if (rqinqueue(to, rq->from, id)) {
+
+	if (to && rqinqueue(to, rq->from, id)) {
 	    debug(DBG_INFO, "radsrv: already got request from host %s with id %d, ignoring", rq->from->peer.host, id);
 	    free(buf);
 	    return;
@@ -1169,6 +1184,12 @@ void radsrv(struct request *rq) {
 	respondstatusserver(rq);
 	return;
     }
+
+    if (!to) {
+	debug(DBG_INFO, "radsrv: sending reject to %s for %s", rq->from->peer.host, username);
+	respondreject(rq);
+	return;
+    }
     
     if (!RAND_bytes(newauth, 16)) {
 	debug(DBG_WARN, "radsrv: failed to generate random auth");
@@ -1690,13 +1711,15 @@ void addrealm(char *value, char *server) {
     int i, n;
     struct realm *realm;
     char *s, *regex = NULL;
-    
-    for (i = 0; i < server_count; i++)
-	if (!strcasecmp(server, servers[i].peer.host))
-	    break;
-    if (i == server_count)
-	debugx(1, DBG_ERR, "addrealm failed, no server %s", server);
 
+    if (server) {
+	for (i = 0; i < server_count; i++)
+	    if (!strcasecmp(server, servers[i].peer.host))
+		break;
+	if (i == server_count)
+	    debugx(1, DBG_ERR, "addrealm failed, no server %s", server);
+    }
+    
     if (*value != '/') {
 	/* not a regexp, let us make it one */
 	if (*value == '*' && !value[1])
@@ -1731,7 +1754,8 @@ void addrealm(char *value, char *server) {
     realm->name = stringcopy(value, 0);
     if (!realm->name)
 	debugx(1, DBG_ERR, "malloc failed");
-    realm->server = servers + i;
+    if (server)
+	realm->server = servers + i;
     if (regcomp(&realm->regex, regex ? regex : value + 1, REG_ICASE | REG_NOSUB))
 	debugx(1, DBG_ERR, "addrealm: failed to compile regular expression %s", regex ? regex : value + 1);
     if (regex)
@@ -2098,9 +2122,10 @@ void confrealm_cb(FILE *f, char *opt, char *val) {
 		     "server", CONF_STR, &server,
 		     NULL
 		     );
+#if 0    
     if (!server)
 	debugx(1, DBG_ERR, "error in block %s, server must be specified", block);
-
+#endif
     addrealm(val, server);
     free(server);
     free(block);
-- 
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