X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fcontrol.c;h=956d6ee10bd066174c4ef406ec8d71020b31de9d;hb=248d300f1be0d5f2aae39202041699ab2b46c56b;hp=7f46a7093dd0e16ede03e247b6189c6e81c39898;hpb=fec279a9c54ec8a13bd1ba4c7bec0d2a15454992;p=tinc

diff --git a/src/control.c b/src/control.c
index 7f46a709..956d6ee1 100644
--- a/src/control.c
+++ b/src/control.c
@@ -1,6 +1,6 @@
 /*
     control.c -- Control socket handling.
-    Copyright (C) 2007 Guus Sliepen <guus@tinc-vpn.org>
+    Copyright (C) 2012 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -44,16 +44,16 @@ static bool control_ok(connection_t *c, int type) {
 	return control_return(c, type, 0);
 }
 
-bool control_h(connection_t *c, char *request) {
+bool control_h(connection_t *c, const char *request) {
 	int type;
 
 	if(!c->status.control || c->allow_request != CONTROL) {
-		logger(LOG_ERR, "Unauthorized control request from %s (%s)", c->name, c->hostname);
+		logger(DEBUG_ALWAYS, LOG_ERR, "Unauthorized control request from %s (%s)", c->name, c->hostname);
 		return false;
 	}
 
 	if(sscanf(request, "%*d %d", &type) != 1) {
-		logger(LOG_ERR, "Got bad %s from %s (%s)", "CONTROL", c->name, c->hostname);
+		logger(DEBUG_ALWAYS, LOG_ERR, "Got bad %s from %s (%s)", "CONTROL", c->name, c->hostname);
 		return false;
 	}
 
@@ -93,7 +93,7 @@ bool control_h(connection_t *c, char *request) {
 			return control_ok(c, REQ_RETRY);
 
 		case REQ_RELOAD:
-			logger(LOG_NOTICE, "Got '%s' command", "reload");
+			logger(DEBUG_ALWAYS, LOG_NOTICE, "Got '%s' command", "reload");
 			int result = reload_configuration();
 			return control_return(c, REQ_RELOAD, result);
 
@@ -122,10 +122,17 @@ bool control_h(connection_t *c, char *request) {
 			return dump_traffic(c);
 
 		case REQ_PCAP:
+			sscanf(request, "%*d %*d %d", &c->outmaclength);
 			c->status.pcap = true;
 			pcap = true;
 			return true;
 
+		case REQ_LOG:
+			sscanf(request, "%*d %*d %d", &c->outcompression);
+			c->status.log = true;
+			logcontrol = true;
+			return true;
+
 		default:
 			return send_request(c, "%d %d", CONTROL, REQ_INVALID);
 	}
@@ -137,7 +144,7 @@ bool init_control(void) {
 
 	FILE *f = fopen(pidfilename, "w");
 	if(!f) {
-		logger(LOG_ERR, "Cannot write control socket cookie file %s: %s", pidfilename, strerror(errno));
+		logger(DEBUG_ALWAYS, LOG_ERR, "Cannot write control socket cookie file %s: %s", pidfilename, strerror(errno));
 		return false;
 	}
 
@@ -152,10 +159,22 @@ bool init_control(void) {
 	sockaddr_t sa;
 	socklen_t len = sizeof sa;
 
-	if(getsockname(listen_socket[0].tcp, (struct sockaddr *)&sa, &len))
+	// Make sure we have a valid address, and map 0.0.0.0 and :: to 127.0.0.1 and ::1.
+
+	if(getsockname(listen_socket[0].tcp, (struct sockaddr *)&sa, &len)) {
 		xasprintf(&localhost, "127.0.0.1 port %d", myport);
-	else
+	} else {
+		if(sa.sa.sa_family == AF_INET) {
+			if(sa.in.sin_addr.s_addr == 0)
+				sa.in.sin_addr.s_addr = htonl(0x7f000001);
+		} else if(sa.sa.sa_family == AF_INET6) {
+			static const uint8_t zero[16] = {0};
+			if(!memcmp(sa.in6.sin6_addr.s6_addr, zero, sizeof zero))
+				sa.in6.sin6_addr.s6_addr[15] = 1;
+		}
+
 		localhost = sockaddr2hostname(&sa);
+	}
 
 	fprintf(f, "%d %s %s\n", (int)getpid(), controlcookie, localhost);