+ sockaddr2str(&c->address, &host, &port);
+ setenv("REMOTEADDRESS", host, true);
+ setenv("REMOTEPORT", port, true);
+ setenv("NODE", c->name, true);
+ setenv("NAME", myself->name, true);
+
+ if(netname) {
+ setenv("NETNAME", netname, true);
+ }
+
+ int result = system(command);
+
+ if(result < 0) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "Could not execute %s: %s", command, strerror(errno));
+ } else if(result) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "%s exited with non-zero status %d", command, result);
+ }
+
+ exit(result);
+#else
+ logger(DEBUG_ALWAYS, LOG_ERR, "Proxy type exec not supported on this platform!");
+ return;
+#endif
+}
+
+static void handle_meta_write(connection_t *c) {
+ if(c->outbuf.len <= c->outbuf.offset) {
+ return;
+ }
+
+ ssize_t outlen = send(c->socket, c->outbuf.data + c->outbuf.offset, c->outbuf.len - c->outbuf.offset, 0);
+
+ if(outlen <= 0) {
+ if(!sockerrno || sockerrno == EPIPE) {
+ logger(DEBUG_CONNECTIONS, LOG_NOTICE, "Connection closed by %s (%s)", c->name, c->hostname);
+ } else if(sockwouldblock(sockerrno)) {
+ logger(DEBUG_META, LOG_DEBUG, "Sending %d bytes to %s (%s) would block", c->outbuf.len - c->outbuf.offset, c->name, c->hostname);
+ return;