diff options
Diffstat (limited to 'src/proto_uxst.c')
-rw-r--r-- | src/proto_uxst.c | 65 |
1 files changed, 6 insertions, 59 deletions
diff --git a/src/proto_uxst.c b/src/proto_uxst.c index 7988e00..7828e31 100644 --- a/src/proto_uxst.c +++ b/src/proto_uxst.c @@ -219,7 +219,7 @@ static int uxst_suspend_receiver(struct receiver *rx) */ static int uxst_connect_server(struct connection *conn, int flags) { - int fd; + int fd, stream_err; struct server *srv; struct proxy *be; @@ -239,65 +239,12 @@ static int uxst_connect_server(struct connection *conn, int flags) return SF_ERR_INTERNAL; } - if ((fd = conn->handle.fd = socket(PF_UNIX, SOCK_STREAM, 0)) == -1) { - qfprintf(stderr, "Cannot get a server socket.\n"); - - if (errno == ENFILE) { - conn->err_code = CO_ER_SYS_FDLIM; - send_log(be, LOG_EMERG, - "Proxy %s reached system FD limit (maxsock=%d). Please check system tunables.\n", - be->id, global.maxsock); - } - else if (errno == EMFILE) { - conn->err_code = CO_ER_PROC_FDLIM; - send_log(be, LOG_EMERG, - "Proxy %s reached process FD limit (maxsock=%d). Please check 'ulimit-n' and restart.\n", - be->id, global.maxsock); - } - else if (errno == ENOBUFS || errno == ENOMEM) { - conn->err_code = CO_ER_SYS_MEMLIM; - send_log(be, LOG_EMERG, - "Proxy %s reached system memory limit (maxsock=%d). Please check system tunables.\n", - be->id, global.maxsock); - } - else if (errno == EAFNOSUPPORT || errno == EPROTONOSUPPORT) { - conn->err_code = CO_ER_NOPROTO; - } - else - conn->err_code = CO_ER_SOCK_ERR; - - /* this is a resource error */ - conn->flags |= CO_FL_ERROR; - return SF_ERR_RESOURCE; - } - - if (fd >= global.maxsock) { - /* do not log anything there, it's a normal condition when this option - * is used to serialize connections to a server ! - */ - ha_alert("socket(): not enough free sockets. Raise -n argument. Giving up.\n"); - close(fd); - conn->err_code = CO_ER_CONF_FDLIM; - conn->flags |= CO_FL_ERROR; - return SF_ERR_PRXCOND; /* it is a configuration limit */ - } - - if (fd_set_nonblock(fd) == -1) { - qfprintf(stderr,"Cannot set client socket to non blocking mode.\n"); - close(fd); - conn->err_code = CO_ER_SOCK_ERR; - conn->flags |= CO_FL_ERROR; - return SF_ERR_INTERNAL; - } - - if (master == 1 && fd_set_cloexec(fd) == -1) { - ha_alert("Cannot set CLOEXEC on client socket.\n"); - close(fd); - conn->err_code = CO_ER_SOCK_ERR; - conn->flags |= CO_FL_ERROR; - return SF_ERR_INTERNAL; - } + /* perform common checks on obtained socket FD, return appropriate Stream Error Flag in case of failure */ + fd = conn->handle.fd = sock_create_server_socket(conn, be, &stream_err); + if (fd == -1) + return stream_err; + /* FD is ok, continue with protocol specific settings */ if (global.tune.server_sndbuf) setsockopt(fd, SOL_SOCKET, SO_SNDBUF, &global.tune.server_sndbuf, sizeof(global.tune.server_sndbuf)); |