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MEDIUM: config: use str2sa_range() to parse peers addresses

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Similarly to previous changes, use str2sa_range() so that we can
detect invalid addresses or port configurations in peers.
This commit is contained in:
Willy Tarreau 2013-02-20 19:20:59 +01:00
parent dbfa445bbc
commit 2aa388025f
1 changed files with 15 additions and 17 deletions
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32
src/cfgparse.c
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@ -1480,9 +1480,8 @@ int cfg_parse_peers(const char *file, int linenum, char **args, int kwm)
curpeers->id = strdup(args[1]);
}
else if (strcmp(args[0], "peer") == 0) { /* peer definition */
char *rport, *raddr;
short realport = 0;
struct sockaddr_storage *sk;
int port1, port2;
char *err_msg = NULL;
if (!*args[2]) {
@ -1517,26 +1516,27 @@ int cfg_parse_peers(const char *file, int linenum, char **args, int kwm)
newpeer->last_change = now.tv_sec;
newpeer->id = strdup(args[1]);
raddr = strdup(args[2]);
rport = strrchr(raddr, ':');
if (rport) {
*rport++ = 0;
realport = atol(rport);
}
if (!realport) {
Alert("parsing [%s:%d] : Missing or invalid port in '%s'\n", file, linenum, args[2]);
sk = str2sa_range(args[2], &port1, &port2);
if (!sk) {
Alert("parsing [%s:%d] : '%s %s' : unknown host in '%s'\n", file, linenum, args[0], args[1], args[2]);
err_code |= ERR_ALERT | ERR_FATAL;
free(raddr);
goto out;
}
sk = str2ip(raddr);
free(raddr);
if (!sk) {
Alert("parsing [%s:%d] : Unknown host in '%s'\n", file, linenum, args[2]);
if (port1 != port2) {
Alert("parsing [%s:%d] : '%s %s' : port ranges and offsets are not allowed in '%s'\n",
file, linenum, args[0], args[1], args[2]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (!port1) {
Alert("parsing [%s:%d] : '%s %s' : missing or invalid port in '%s'\n",
file, linenum, args[0], args[1], args[2]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
newpeer->addr = *sk;
newpeer->proto = protocol_by_family(newpeer->addr.ss_family);
newpeer->xprt = &raw_sock;
@ -1549,8 +1549,6 @@ int cfg_parse_peers(const char *file, int linenum, char **args, int kwm)
goto out;
}
set_host_port(&newpeer->addr, realport);
if (strcmp(newpeer->id, localpeer) == 0) {
/* Current is local peer, it define a frontend */
newpeer->local = 1;