commit - 01498c42e0fc9fb6355312a236656cf2f36cebc0
commit + 610dd8c9f454e1625b0eddc16af87b765279b0a5
blob - d908471eeceff6cfcb6cf32db263b9fc5e018ba4
blob + 4a98f544d07275e73edfe3df1b42a22bc24af9c0
--- gotwebd/gotwebd.h
+++ gotwebd/gotwebd.h
};
struct socket_conf {
- struct addresslist al;
+ struct address addr;
char name[GOTWEBD_MAXTEXT];
char srv_name[GOTWEBD_MAXTEXT];
blob - bde51dbff1e8cbc18fd20d36fe3701aa4ab66e53
blob + 836377578903d72f44f5cc1ae1fecf1e440af00c
--- gotwebd/sockets.c
+++ gotwebd/sockets.c
int sockets_dispatch_gotwebd(int, struct privsep_proc *, struct imsg *);
int sockets_unix_socket_listen(struct privsep *, struct socket *);
-int sockets_create_socket(struct addresslist *, in_port_t);
+int sockets_create_socket(struct address *, in_port_t);
int sockets_accept_reserve(int, struct sockaddr *, socklen_t *, int,
volatile int *);
-struct socket *sockets_conf_new_socket(struct gotwebd *, struct server *,
- int, int);
+struct socket *sockets_conf_new_socket_unix(struct gotwebd *, struct server *,
+ int);
+struct socket *sockets_conf_new_socket_fcgi(struct gotwebd *, struct server *,
+ int, struct address *);
int cgi_inflight = 0;
sockets_parse_sockets(struct gotwebd *env)
{
struct server *srv;
+ struct address *a;
struct socket *new_sock = NULL;
- int sock_id = 0, ipv4 = 0, ipv6 = 0;
+ int sock_id = 1;
TAILQ_FOREACH(srv, &env->servers, entry) {
if (srv->unix_socket) {
- sock_id++;
- new_sock = sockets_conf_new_socket(env, srv,
- sock_id, AF_UNIX);
- /* Should always succeed. */
- TAILQ_INSERT_TAIL(&env->sockets, new_sock, entry);
- }
-
- if (srv->fcgi_socket) {
- sock_id++;
- new_sock = sockets_conf_new_socket(env, srv, sock_id,
- AF_INET);
+ new_sock = sockets_conf_new_socket_unix(env, srv,
+ sock_id);
if (new_sock) {
+ sock_id++;
TAILQ_INSERT_TAIL(&env->sockets, new_sock,
entry);
- ipv4 = 1;
- sock_id++;
}
+ }
- new_sock = sockets_conf_new_socket(env, srv, sock_id,
- AF_INET6);
- if (new_sock) {
- TAILQ_INSERT_TAIL(&env->sockets,
- new_sock, entry);
- ipv6 = 1;
+ if (srv->fcgi_socket) {
+ if (TAILQ_EMPTY(&srv->al)) {
+ fatalx("%s: server %s has no IP addresses to "
+ "listen for FCGI connections", __func__,
+ srv->name);
}
-
- if (ipv4 == 0 && ipv6 == 0) {
- fatalx("%s: have no IP addresses to listen "
- "for FCGI connections", __func__);
+ TAILQ_FOREACH(a, &srv->al, entry) {
+ if (a->ss.ss_family != AF_INET &&
+ a->ss.ss_family != AF_INET6)
+ continue;
+ new_sock = sockets_conf_new_socket_fcgi(env,
+ srv, sock_id, a);
+ if (new_sock) {
+ sock_id++;
+ TAILQ_INSERT_TAIL(&env->sockets,
+ new_sock, entry);
+ }
}
}
}
}
-/* Returns NULL if no addresses in the requested family are configured. */
struct socket *
-sockets_conf_new_socket(struct gotwebd *env, struct server *srv, int id,
- int af_type)
+sockets_conf_new_socket_unix(struct gotwebd *env, struct server *srv, int id)
{
struct socket *sock;
- struct address *a, *acp;
int n;
if ((sock = calloc(1, sizeof(*sock))) == NULL)
fatalx("%s: calloc", __func__);
- TAILQ_INIT(&sock->conf.al);
-
sock->conf.id = id;
sock->fd = -1;
- sock->conf.af_type = af_type;
+ sock->conf.af_type = AF_UNIX;
- if (af_type == AF_UNIX) {
- if (strlcpy(sock->conf.unix_socket_name,
- srv->unix_socket_name,
- sizeof(sock->conf.unix_socket_name)) >=
- sizeof(sock->conf.unix_socket_name)) {
- free(sock);
- fatalx("%s: strlcpy", __func__);
- }
+ if (strlcpy(sock->conf.unix_socket_name,
+ srv->unix_socket_name,
+ sizeof(sock->conf.unix_socket_name)) >=
+ sizeof(sock->conf.unix_socket_name)) {
+ free(sock);
+ fatalx("%s: strlcpy", __func__);
}
- sock->conf.fcgi_socket_port = srv->fcgi_socket_port;
-
n = snprintf(sock->conf.name, GOTWEBD_MAXTEXT, "%s_parent",
srv->name);
if (n < 0 || (size_t)n >= GOTWEBD_MAXTEXT) {
fatalx("%s: strlcpy", __func__);
}
- TAILQ_FOREACH(a, &srv->al, entry) {
- if (a->ss.ss_family != af_type)
- continue;
+ return sock;
+}
- if ((acp = calloc(1, sizeof(*acp))) == NULL) {
- free(sock);
- fatal("%s: calloc", __func__);
- }
- memcpy(&acp->ss, &a->ss, sizeof(acp->ss));
- acp->ipproto = a->ipproto;
- acp->prefixlen = a->prefixlen;
- acp->port = a->port;
- if (strlen(a->ifname) != 0) {
- if (strlcpy(acp->ifname, a->ifname,
- sizeof(acp->ifname)) >= sizeof(acp->ifname)) {
- fatalx("%s: interface name truncated",
- __func__);
- }
- }
+struct socket *
+sockets_conf_new_socket_fcgi(struct gotwebd *env, struct server *srv, int id,
+ struct address *a)
+{
+ struct socket *sock;
+ struct address *acp;
+ int n;
- TAILQ_INSERT_TAIL(&sock->conf.al, acp, entry);
- }
+ if ((sock = calloc(1, sizeof(*sock))) == NULL)
+ fatalx("%s: calloc", __func__);
- if ((af_type == AF_INET || af_type == AF_INET6) &&
- TAILQ_EMPTY(&sock->conf.al)) {
+ sock->conf.id = id;
+ sock->fd = -1;
+ sock->conf.af_type = a->ss.ss_family;
+
+ sock->conf.fcgi_socket_port = srv->fcgi_socket_port;
+
+ n = snprintf(sock->conf.name, GOTWEBD_MAXTEXT, "%s_parent",
+ srv->name);
+ if (n < 0 || (size_t)n >= GOTWEBD_MAXTEXT) {
free(sock);
- return NULL;
+ fatalx("%s: snprintf", __func__);
}
+ if (strlcpy(sock->conf.srv_name, srv->name,
+ sizeof(sock->conf.srv_name)) >= sizeof(sock->conf.srv_name)) {
+ free(sock);
+ fatalx("%s: strlcpy", __func__);
+ }
+
+ acp = &sock->conf.addr;
+
+ memcpy(&acp->ss, &a->ss, sizeof(acp->ss));
+ acp->ipproto = a->ipproto;
+ acp->prefixlen = a->prefixlen;
+ acp->port = a->port;
+ if (strlen(a->ifname) != 0) {
+ if (strlcpy(acp->ifname, a->ifname,
+ sizeof(acp->ifname)) >= sizeof(acp->ifname)) {
+ fatalx("%s: interface name truncated",
+ __func__);
+ }
+ }
+
return (sock);
}
log_debug("%s: initializing %s FCGI socket on port %d for %s",
__func__, sock->conf.af_type == AF_INET ? "inet" : "inet6",
sock->conf.fcgi_socket_port, sock->conf.name);
- sock->fd = sockets_create_socket(&sock->conf.al,
+ sock->fd = sockets_create_socket(&sock->conf.addr,
sock->conf.fcgi_socket_port);
if (sock->fd == -1) {
- log_warnx("%s: create unix socket failed", __func__);
+ log_warnx("%s: create FCGI socket failed", __func__);
return -1;
}
}
}
int
-sockets_create_socket(struct addresslist *al, in_port_t port)
+sockets_create_socket(struct address *a, in_port_t port)
{
struct addrinfo hints;
- struct address *a;
int fd = -1, o_val = 1, flags;
memset(&hints, 0, sizeof(hints));
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags |= AI_PASSIVE;
- TAILQ_FOREACH(a, al, entry) {
- switch (a->ss.ss_family) {
- case AF_INET:
- ((struct sockaddr_in *)(&a->ss))->sin_port = port;
- break;
- case AF_INET6:
- ((struct sockaddr_in6 *)(&a->ss))->sin6_port = port;
- break;
- default:
- log_warnx("%s: unknown address family", __func__);
- goto fail;
- }
+ switch (a->ss.ss_family) {
+ case AF_INET:
+ ((struct sockaddr_in *)(&a->ss))->sin_port = port;
+ break;
+ case AF_INET6:
+ ((struct sockaddr_in6 *)(&a->ss))->sin6_port = port;
+ break;
+ default:
+ log_warnx("%s: unknown address family", __func__);
+ return -1;
+ }
- fd = socket(a->ss.ss_family, hints.ai_socktype,
- a->ipproto);
- log_debug("%s: opening socket (%d) for %s", __func__,
- fd, a->ifname);
+ fd = socket(a->ss.ss_family, hints.ai_socktype, a->ipproto);
+ if (fd == -1)
+ return -1;
- if (setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &o_val,
- sizeof(int)) == -1) {
- log_warn("%s: setsockopt error", __func__);
- return -1;
- }
+ log_debug("%s: opened socket (%d) for %s", __func__,
+ fd, a->ifname);
- /* non-blocking */
- flags = fcntl(fd, F_GETFL);
- flags |= O_NONBLOCK;
- fcntl(fd, F_SETFL, flags);
+ if (setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &o_val,
+ sizeof(int)) == -1) {
+ log_warn("%s: setsockopt error", __func__);
+ close(fd);
+ return -1;
+ }
- if (bind(fd, (struct sockaddr *)&a->ss, a->ss.ss_len) == -1) {
- close(fd);
- log_info("%s: can't bind to port %d", __func__,
- ntohs(port));
- goto fail;
- }
+ /* non-blocking */
+ flags = fcntl(fd, F_GETFL);
+ flags |= O_NONBLOCK;
+ if (fcntl(fd, F_SETFL, flags) == -1) {
+ log_info("%s: could not enable non-blocking I/O", __func__);
+ close(fd);
+ return -1;
+ }
- if (listen(fd, SOMAXCONN) == -1) {
- log_warn("%s, unable to listen on socket", __func__);
- goto fail;
- }
+ if (bind(fd, (struct sockaddr *)&a->ss, a->ss.ss_len) == -1) {
+ close(fd);
+ log_info("%s: can't bind to port %d", __func__,
+ ntohs(port));
+ return -1;
}
- free(a);
+ if (listen(fd, SOMAXCONN) == -1) {
+ log_warn("%s, unable to listen on socket", __func__);
+ close(fd);
+ return -1;
+ }
+
return (fd);
-fail:
- free(a);
- return -1;
}
int
