/*
graph.c -- graph algorithms
- Copyright (C) 2001-2011 Guus Sliepen <guus@tinc-vpn.org>,
+ Copyright (C) 2001-2013 Guus Sliepen <guus@tinc-vpn.org>,
2001-2005 Ivo Timmermans
This program is free software; you can redistribute it and/or modify
bool indirect;
char *name;
char *address, *port;
- char *envp[7];
+ char *envp[8] = {NULL};
int i;
todo_list = list_alloc(NULL);
sockaddr2str(&n->address, &address, &port);
xasprintf(&envp[4], "REMOTEADDRESS=%s", address);
xasprintf(&envp[5], "REMOTEPORT=%s", port);
- envp[6] = NULL;
+ xasprintf(&envp[6], "NAME=%s", myself->name);
execute_script(n->status.reachable ? "host-up" : "host-down", envp);
free(address);
free(port);
- for(i = 0; i < 6; i++)
+ for(i = 0; i < 7; i++)
free(envp[i]);
subnet_update(n, NULL, n->status.reachable);
- if(!n->status.reachable)
+ if(!n->status.reachable) {
update_node_udp(n, NULL);
- else if(n->connection)
+ memset(&n->status, 0, sizeof n->status);
+ n->options = 0;
+ } else if(n->connection) {
send_ans_key(n);
+ }
}
}
}
node_t *n;
edge_t *e;
char *filename = NULL, *tmpname = NULL;
- FILE *file;
+ FILE *file, *pipe = NULL;
if(!graph_changed || !get_config_string(lookup_config(config_tree, "GraphDumpFile"), &filename))
return;
ifdebug(PROTOCOL) logger(LOG_NOTICE, "Dumping graph");
if(filename[0] == '|') {
- file = popen(filename + 1, "w");
+ file = pipe = popen(filename + 1, "w");
} else {
xasprintf(&tmpname, "%s.new", filename);
file = fopen(tmpname, "w");
fprintf(file, "}\n");
- if(filename[0] == '|') {
- pclose(file);
+ if(pipe) {
+ pclose(pipe);
} else {
fclose(file);
#ifdef HAVE_MINGW