static int fpm_socket_af_inet_listening_socket(struct fpm_worker_pool_s *wp)
{
struct sockaddr_in sa_in;
char *dup_address = strdup(wp->config->listen_address);
char *port_str = strchr(dup_address, ':');
char *addr = NULL;
int port = 0;
if (port_str) { /* this is host:port pair */
*port_str++ = '\0';
port = atoi(port_str);
addr = dup_address;
}
else if (strlen(dup_address) == strspn(dup_address, "0123456789")) { /* this is port */
port = atoi(dup_address);
port_str = dup_address;
}
if (port == 0) {
zlog(ZLOG_STUFF, ZLOG_ERROR, "invalid port value '%s'", port_str);
return -1;
}
memset(&sa_in, 0, sizeof(sa_in));
if (addr) {
sa_in.sin_addr.s_addr = inet_addr(addr);
if (sa_in.sin_addr.s_addr == INADDR_NONE) { /* do resolve */
if (0 > fpm_sockets_resolve_af_inet(addr, NULL, &sa_in)) {
return -1;
}
zlog(ZLOG_STUFF, ZLOG_NOTICE, "address '%s' resolved as %u.%u.%u.%u", addr, IPQUAD(&sa_in.sin_addr));
}
}
else {
sa_in.sin_addr.s_addr = htonl(INADDR_ANY);
}
sa_in.sin_family = AF_INET;
sa_in.sin_port = htons(port);
free(dup_address);
return fpm_sockets_get_listening_socket(wp, (struct sockaddr *) &sa_in, sizeof(struct sockaddr_in));
}
static int fpm_sockets_hash_op(int sock, struct sockaddr *sa, char *key, int type, int op) /* {{{ */
{
if (key == NULL) {
switch (type) {
case FPM_AF_INET : {
struct sockaddr_in *sa_in = (struct sockaddr_in *) sa;
key = alloca(sizeof("xxx.xxx.xxx.xxx:ppppp"));
sprintf(key, "%u.%u.%u.%u:%u", IPQUAD(&sa_in->sin_addr), (unsigned int) ntohs(sa_in->sin_port));
break;
}
case FPM_AF_UNIX : {
struct sockaddr_un *sa_un = (struct sockaddr_un *) sa;
key = alloca(strlen(sa_un->sun_path) + 1);
strcpy(key, sa_un->sun_path);
break;
}
default :
return -1;
}
}
switch (op) {
case FPM_GET_USE_SOCKET :
{
unsigned i;
struct listening_socket_s *ls = sockets_list.data;
for (i = 0; i < sockets_list.used; i++, ls++) {
if (!strcmp(ls->key, key)) {
++ls->refcount;
return ls->sock;
}
}
break;
}
case FPM_STORE_SOCKET : /* inherited socket */
case FPM_STORE_USE_SOCKET : /* just created */
{
struct listening_socket_s *ls;
ls = fpm_array_push(&sockets_list);
if (!ls) {
break;
}
if (op == FPM_STORE_SOCKET) {
ls->refcount = 0;
} else {
ls->refcount = 1;
}
ls->type = type;
ls->sock = sock;
ls->key = strdup(key);
return 0;
}
}
return -1;
}