*/
/*
- * Originally written by Kern Sibbald for inclusion in apcupsd.
+ * Originally written by Kern Sibbald for inclusion in apcupsd,
+ * but heavily modified for Bacula
+ *
+ * Version $Id$
*/
#include "bacula.h"
/* Become Threaded Network Server */
void
-bnet_thread_server(int port, int max_clients, workq_t *client_wq,
+bnet_thread_server(char *bind_addr, int port, int max_clients, workq_t *client_wq,
void handle_client_request(void *bsock))
{
int newsockfd, sockfd, stat;
socklen_t clilen;
struct sockaddr_in cli_addr; /* client's address */
struct sockaddr_in serv_addr; /* our address */
+ struct in_addr bind_ip; /* address to bind to */
int tlog;
fd_set ready, sockset;
int turnon = 1;
for (tlog=0; (sockfd = socket(AF_INET, SOCK_STREAM, 0)) < 0; tlog -= 10 ) {
if (tlog <= 0) {
tlog = 60;
- Emsg1(M_ERROR, 0, "Cannot open stream socket: %s. Retrying ...\n", strerror(errno));
+ Emsg1(M_ERROR, 0, _("Cannot open stream socket: %s. Retrying ...\n"), strerror(errno));
}
sleep(10);
}
* Reuse old sockets
*/
if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &turnon, sizeof(turnon)) < 0) {
- Emsg1(M_WARNING, 0, "Cannot set SO_REUSEADDR on socket: %s\n" , strerror(errno));
+ Emsg1(M_WARNING, 0, _("Cannot set SO_REUSEADDR on socket: %s\n"), strerror(errno));
}
/*
* Bind our local address so that the client can send to us.
*/
- bzero((char *) &serv_addr, sizeof(serv_addr));
+ bind_ip.s_addr = htonl(INADDR_ANY);
+ if (bind_addr && bind_addr[0]) {
+ if (inet_pton(AF_INET, bind_addr, &bind_ip) <= 0) {
+ Emsg1(M_WARNING, 0, _("Invalid bind address: %s, using INADDR_ANY\n"),
+ bind_addr);
+ bind_ip.s_addr = htonl(INADDR_ANY);
+ }
+ }
+ memset((char *) &serv_addr, 0, sizeof(serv_addr));
serv_addr.sin_family = AF_INET;
- serv_addr.sin_addr.s_addr = htonl(INADDR_ANY);
+ serv_addr.sin_addr.s_addr = bind_ip.s_addr;
serv_addr.sin_port = htons(port);
+ int tmax = 30 * (60 / 5); /* wait 30 minutes max */
for (tlog=0; bind(sockfd, (struct sockaddr *) &serv_addr, sizeof(serv_addr)) < 0; tlog -= 5 ) {
if (tlog <= 0) {
tlog = 2*60; /* Complain every 2 minutes */
- Emsg2(M_WARNING, 0, "Cannot bind port %d: %s. Retrying ...\n", port, strerror(errno));
+ Emsg2(M_WARNING, 0, _("Cannot bind port %d: %s. Retrying ...\n"), port, strerror(errno));
}
sleep(5);
+ if (--tmax <= 0) {
+ Emsg2(M_ABORT, 0, _("Cannot bind port %d: %s.\n"), port, strerror(errno));
+ }
}
listen(sockfd, 5); /* tell system we are ready */
/* Start work queue thread */
if ((stat = workq_init(client_wq, max_clients, handle_client_request)) != 0) {
- Emsg1(M_ABORT, 0, "Could not init client queue: ERR=%s\n", strerror(stat));
+ Emsg1(M_ABORT, 0, _("Could not init client queue: ERR=%s\n"), strerror(stat));
}
for (;;) {
continue;
}
close(sockfd);
- Emsg1(M_FATAL, 0, "Error in select: %s\n", strerror(errno));
+ Emsg1(M_FATAL, 0, _("Error in select: %s\n"), strerror(errno));
break;
}
clilen = sizeof(cli_addr);
fromhost(&request);
if (!hosts_access(&request)) {
V(mutex);
- Emsg2(M_WARNING, 0, "Connection from %s:%d refused by hosts.access",
+ Jmsg2(NULL, M_WARNING, 0, _("Connection from %s:%d refused by hosts.access"),
inet_ntoa(cli_addr.sin_addr), ntohs(cli_addr.sin_port));
close(newsockfd);
continue;
* Receive notification when connection dies.
*/
if (setsockopt(newsockfd, SOL_SOCKET, SO_KEEPALIVE, &turnon, sizeof(turnon)) < 0) {
- Emsg1(M_WARNING, 0, "Cannot set SO_KEEPALIVE on socket: %s\n" , strerror(errno));
+ Emsg1(M_WARNING, 0, _("Cannot set SO_KEEPALIVE on socket: %s\n") , strerror(errno));
}
/* see who client is. i.e. who connected to us. */
/* Queue client to be served */
if ((stat = workq_add(client_wq,
- (void *)init_bsock(newsockfd, "client", caller, port))) != 0) {
- Emsg1(M_ABORT, 0, "Could not add job to client queue: ERR=%s\n", strerror(stat));
+ (void *)init_bsock(NULL, newsockfd, "client", caller, port))) != 0) {
+ Jmsg1(NULL, M_ABORT, 0, _("Could not add job to client queue: ERR=%s\n"), strerror(stat));
}
}
}
+#ifdef REALLY_USED
/*
* Bind an address so that we may accept connections
* one at a time.
for (tlog=0; (sockfd = socket(AF_INET, SOCK_STREAM, 0)) < 0; tlog -= 10 ) {
if (tlog <= 0) {
tlog = 2*60;
- Emsg1(M_ERROR, 0, "Cannot open stream socket: %s\n", strerror(errno));
+ Emsg1(M_ERROR, 0, _("Cannot open stream socket: %s\n"), strerror(errno));
}
sleep(60);
}
* Reuse old sockets
*/
if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &turnon, sizeof(turnon)) < 0) {
- Emsg1(M_WARNING, 0, "Cannot set SO_REUSEADDR on socket: %s\n" , strerror(errno));
+ Emsg1(M_WARNING, 0, _("Cannot set SO_REUSEADDR on socket: %s\n") , strerror(errno));
}
/*
for (tlog=0; bind(sockfd, (struct sockaddr *) &serv_addr, sizeof(serv_addr)) < 0; tlog -= 5 ) {
if (tlog <= 0) {
tlog = 2*60;
- Emsg2(M_WARNING, 0, "Cannot bind port %d: %s: retrying ...\n", port, strerror(errno));
+ Emsg2(M_WARNING, 0, _("Cannot bind port %d: %s: retrying ...\n"), port, strerror(errno));
}
sleep(5);
}
listen(sockfd, 1); /* tell system we are ready */
- return init_bsock(sockfd, "Server socket", "client", port);
+ return init_bsock(NULL, sockfd, _("Server socket"), _("client"), port);
}
/*
errno = 0;
continue;
}
- Emsg1(M_FATAL, 0, "Error in select: %s\n", strerror(errno));
+ Emsg1(M_FATAL, 0, _("Error in select: %s\n"), strerror(errno));
newsockfd = -1;
break;
}
fromhost(&request);
if (!hosts_access(&request)) {
V(mutex);
- Emsg2(M_WARNING, 0, "Connection from %s:%d refused by hosts.access",
+ Emsg2(M_WARNING, 0, _("Connection from %s:%d refused by hosts.access"),
inet_ntoa(cli_addr.sin_addr), ntohs(cli_addr.sin_port));
close(newsockfd);
return NULL;
* Receive notification when connection dies.
*/
if (setsockopt(newsockfd, SOL_SOCKET, SO_KEEPALIVE, &turnon, sizeof(turnon)) < 0) {
- Emsg1(M_WARNING, 0, "Cannot set SO_KEEPALIVE on socket: %s\n" , strerror(errno));
+ Emsg1(M_WARNING, 0, _("Cannot set SO_KEEPALIVE on socket: %s\n"), strerror(errno));
}
/* see who client is. I.e. who connected to us.
bsock->msglen = strlen(bsock->msg);
if (newsockfd < 0) {
- Emsg2(M_FATAL, 0, "Socket accept error for %s. ERR=%s\n", who,
+ Emsg2(M_FATAL, 0, _("Socket accept error for %s. ERR=%s\n"), who,
strerror(errno));
return NULL;
} else {
strcpy(buf, who);
strcat(buf, ": ");
strcat(buf, caller);
- bs = init_bsock(newsockfd, "client", buf, bsock->port);
+ bs = init_bsock(NULL, newsockfd, "client", buf, bsock->port);
free(buf);
return bs; /* return new BSOCK */
}
}
-
-
-
-/*
- * The following code will soon be deleted, don't attempt
- * to use it.
- */
-#ifdef dont_have_threads_junk
-
-/*
- * This routine is called by the main process to
- * track its children. On CYGWIN, the child processes
- * don't always exit when the other end of the socket
- * hangs up. Thus they remain hung on a read(). After
- * 30 seconds, we send them a SIGTERM signal, which
- * causes them to wake up to the reality of the situation.
- *
- * Also, on certain Unix systems such as SunOS, we must
- * explicitly do the wait, otherwise, the child that dies
- * remains a zombie potentially remaining bound to the
- * port.
- */
-
-#ifdef HAVE_SUN_OS
-
-static void reap_children(int childpid)
-{
- static int pids[10] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
- static int times[10];
- int i;
- time_t now;
-
- time(&now);
- for (i=0; i<10; i++) {
- if (pids[i] && (waitpid(pids[i], NULL, WNOHANG) == pids[i])) {
- pids[i] = 0;
- } else {
- if (pids[i] && ((now - times[i]) > 30))
- kill(pids[i], SIGTERM);
- }
- }
- for (i=0; i<10; i++) {
- if (pids[i] && (waitpid(pids[i], NULL, WNOHANG) == pids[i])) {
- pids[i] = 0;
- }
- if (childpid && (pids[i] == 0)) {
- pids[i] = childpid;
- times[i] = now;
- childpid = 0;
- }
- }
-}
-
-#endif /* HAVE_SUN_OS */
-
-/* Become network server */
-void
-bnet_server(int port, void handle_client_request(BSOCK *bsock))
-{
- int newsockfd, sockfd, clilen, childpid, stat;
- struct sockaddr_in cli_addr; /* client's address */
- struct sockaddr_in serv_addr; /* our address */
- int tlog;
- fd_set ready, sockset;
- int turnon = 1;
- char *caller;
-#ifdef HAVE_LIBWRAP
- struct request_info request;
-#endif
-
- /* **** FIXME **** handle BSD too */
- signal(SIGCHLD, SIG_IGN);
-
- /*
- * Open a TCP socket
- */
- for (tlog=0; (sockfd = socket(AF_INET, SOCK_STREAM, 0)) < 0; tlog -= 10 ) {
- if (tlog <= 0) {
- tlog = 60;
- Emsg1(M_ERROR, 0, "Cannot open stream socket: %s. Retrying ...\n", strerror(errno));
- }
- sleep(10);
- }
-
- /*
- * Reuse old sockets
- */
- if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &turnon, sizeof(turnon)) < 0) {
- Emsg1(M_WARNING, 0, "Cannot set SO_REUSEADDR on socket: %s\n" , strerror(errno));
- }
-
- /*
- * Receive notification when connection dies.
- */
- if (setsockopt(sockfd, SOL_SOCKET, SO_KEEPALIVE, &turnon, sizeof(turnon)) < 0) {
- Emsg1(M_WARNING, 0, "Cannot set SO_KEEPALIVE on socket: %s\n" , strerror(errno));
- }
-
- /*
- * Bind our local address so that the client can send to us.
- */
- bzero((char *) &serv_addr, sizeof(serv_addr));
- serv_addr.sin_family = AF_INET;
- serv_addr.sin_addr.s_addr = htonl(INADDR_ANY);
- serv_addr.sin_port = htons(port);
-
- for (tlog=0; bind(sockfd, (struct sockaddr *) &serv_addr, sizeof(serv_addr)) < 0; tlog -= 5 ) {
- if (tlog <= 0) {
- tlog = 2*60; /* Complain every 2 minutes */
- Emsg2(M_WARNING, 0, "Cannot bind port %d: %s. Retrying ...\n", port, strerror(errno));
- }
- sleep(5);
- }
- listen(sockfd, 5); /* tell system we are ready */
-
- FD_ZERO(&sockset);
- FD_SET(sockfd, &sockset);
-
- for (;;) {
- /*
- * Wait for a connection from a client process.
- */
- ready = sockset;
- if ((stat = select(sockfd+1, &ready, NULL, NULL, NULL)) < 0) {
- if (errno == EINTR || errno == EAGAIN) {
- errno = 0;
- continue;
- }
- close(sockfd);
- Emsg1(M_FATAL, 0, "Error in select: %s\n", strerror(errno));
- break;
- }
- clilen = sizeof(cli_addr);
- newsockfd = accept(sockfd, (struct sockaddr *)&cli_addr, &clilen);
-
-#ifdef HAVE_LIBWRAP
- request_init(&request, RQ_DAEMON, my_name, RQ_FILE, newsockfd, 0);
- fromhost(&request);
- if (!hosts_access(&request)) {
- Emsg2(M_WARNING, 0, "Connection from %s:%d refused by hosts.access",
- inet_ntoa(cli_addr.sin_addr), ntohs(cli_addr.sin_port));
- close(newsockfd);
- continue;
- }
-#endif
-
- /*
- * Receive notification when connection dies.
- */
- if (setsockopt(newsockfd, SOL_SOCKET, SO_KEEPALIVE, &turnon, sizeof(turnon)) < 0) {
- Emsg1(M_WARNING, 0, "Cannot set SO_KEEPALIVE on socket: %s\n" , strerror(errno));
- }
-
-
- /* see who client is. i.e. who connected to us. */
- caller = inet_ntoa(cli_addr.sin_addr);
- if (caller == NULL) {
- caller = "client";
- }
-
-#ifdef HAVE_CYGWIN
- childpid = 0;
- handle_client_request(init_bsock(newsockfd, "client", caller, port));
-#else
- /* fork to provide the response */
- for (tlog=0; (childpid = fork()) < 0; tlog -= 5*60 ) {
- if (tlog <= 0) {
- tlog = 60*60;
- Emsg1(M_FATAL, 0, "Fork error: %s\n", strerror(errno));
- }
- sleep(5*60);
- }
- if (childpid == 0) { /* child process */
- close(sockfd); /* close original socket */
- handle_client_request(init_bsock(newsockfd, "client", caller, port)); /* process the request */
- Dmsg0(99, "back from handle request\n");
- close(newsockfd);
- exit(0);
- }
#endif
-
- close(newsockfd); /* parent process */
-#ifdef HAVE_SUN_OS
- reap_children(childpid);
-#endif /* HAVE_SUN_OS */
- }
-}
-
-#endif /* no threads -- not supported any more sorry! */