thread model: standard (1 thread per client connection)
Copyright (C) Andrew Tridgell 2003
Copyright (C) James J Myers 2003 <myersjj@samba.org>
+ Copyright (C) Stefan (metze) Metzmacher 2004
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include "execinfo.h"
#endif
-static void *connection_thread(void *thread_parm)
+static void *thread_connection_fn(void *thread_parm)
{
struct event_context *ev = thread_parm;
/* wait for action */
event_loop_wait(ev);
-
+
#if 0
pthread_cleanup_pop(1); /* will invoke terminate_mt_connection() */
#endif
return NULL;
}
-static int get_id(struct request_context *req)
+static int thread_get_id(struct smbsrv_request *req)
{
return (int)pthread_self();
}
/*
called when a listening socket becomes readable
*/
-static void accept_connection(struct event_context *ev, struct fd_event *fde,
+static void thread_accept_connection(struct event_context *ev, struct fd_event *srv_fde,
time_t t, uint16_t flags)
-{
- int accepted_fd, rc;
- struct sockaddr addr;
- socklen_t in_addrlen = sizeof(addr);
+{
+ NTSTATUS status;
+ struct socket_context *sock;
+ int rc;
pthread_t thread_id;
pthread_attr_t thread_attr;
- struct model_ops *model_ops = fde->private;
-
- /* accept an incoming connection */
- accepted_fd = accept(fde->fd,&addr,&in_addrlen);
-
- if (accepted_fd == -1) {
- DEBUG(0,("accept_connection_thread: accept: %s\n",
- strerror(errno)));
+ struct server_socket *server_socket = srv_fde->private;
+ struct server_connection *conn;
+
+ /* accept an incoming connection. */
+ status = socket_accept(server_socket->socket, &sock);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(0,("accept_connection_single: accept: %s\n",
+ nt_errstr(status)));
return;
}
with the main event loop, then return. When we return the
main event_context is continued.
*/
- ev = event_context_init();
- MUTEX_LOCK_BY_ID(MUTEX_SMBD);
- init_smbsession(ev, model_ops, accepted_fd, smbd_read_handler);
- MUTEX_UNLOCK_BY_ID(MUTEX_SMBD);
-
- pthread_attr_init(&thread_attr);
- pthread_attr_setdetachstate(&thread_attr, PTHREAD_CREATE_DETACHED);
- rc = pthread_create(&thread_id, &thread_attr, &connection_thread, ev);
- pthread_attr_destroy(&thread_attr);
- if (rc == 0) {
- DEBUG(4,("accept_connection_thread: created thread_id=%lu for fd=%d\n",
- (unsigned long int)thread_id, accepted_fd));
- } else {
- DEBUG(0,("accept_connection_thread: thread create failed for fd=%d, rc=%d\n", accepted_fd, rc));
- }
-}
+ ev = event_context_init(server_socket);
+ if (!ev) {
+ DEBUG(0,("thread_accept_connection: failed to create event_context!\n"));
+ socket_destroy(sock);
+ return;
+ }
-/*
- called when a rpc listening socket becomes readable
-*/
-static void accept_rpc_connection(struct event_context *ev, struct fd_event *fde, time_t t, uint16_t flags)
-{
- int accepted_fd, rc;
- struct sockaddr addr;
- socklen_t in_addrlen = sizeof(addr);
- pthread_t thread_id;
- pthread_attr_t thread_attr;
-
- /* accept an incoming connection */
- accepted_fd = accept(fde->fd,&addr,&in_addrlen);
-
- if (accepted_fd == -1) {
- DEBUG(0,("accept_connection_thread: accept: %s\n",
- strerror(errno)));
+ conn = server_setup_connection(ev, server_socket, sock, t, pthread_self());
+ if (!conn) {
+ DEBUG(0,("server_setup_connection(ev, server_socket, sock, t) failed\n"));
+ event_context_destroy(ev);
+ socket_destroy(sock);
return;
}
-
- ev = event_context_init();
+
+ talloc_steal(conn, ev);
+ talloc_steal(conn, sock);
+
+ /* TODO: is this MUTEX_LOCK in the right place here?
+ * --metze
+ */
MUTEX_LOCK_BY_ID(MUTEX_SMBD);
- init_rpc_session(ev, fde->private, accepted_fd);
+ DLIST_ADD(server_socket->connection_list,conn);
MUTEX_UNLOCK_BY_ID(MUTEX_SMBD);
pthread_attr_init(&thread_attr);
pthread_attr_setdetachstate(&thread_attr, PTHREAD_CREATE_DETACHED);
- rc = pthread_create(&thread_id, &thread_attr, &connection_thread, ev);
+ rc = pthread_create(&thread_id, &thread_attr, thread_connection_fn, ev);
pthread_attr_destroy(&thread_attr);
if (rc == 0) {
DEBUG(4,("accept_connection_thread: created thread_id=%lu for fd=%d\n",
- (unsigned long int)thread_id, accepted_fd));
+ (unsigned long int)thread_id, socket_get_fd(sock)));
} else {
- DEBUG(0,("accept_connection_thread: thread create failed for fd=%d, rc=%d\n", accepted_fd, rc));
+ DEBUG(0,("accept_connection_thread: thread create failed for fd=%d, rc=%d\n", socket_get_fd(sock), rc));
+ event_context_destroy(ev);
+ socket_destroy(sock);
+ return;
}
}
/* called when a SMB connection goes down */
-static void terminate_connection(struct server_context *server, const char *reason)
+static void thread_terminate_connection(struct server_connection *conn, const char *reason)
{
- server_terminate(server);
-
- /* terminate this thread */
- pthread_exit(NULL); /* thread cleanup routine will do actual cleanup */
-}
+ DEBUG(0,("thread_terminate_connection: reason[%s]\n",reason));
-/* called when a rpc connection goes down */
-static void terminate_rpc_connection(void *r, const char *reason)
-{
- rpc_server_terminate(r);
+ if (conn) {
+ talloc_free(conn);
+ }
/* terminate this thread */
pthread_exit(NULL); /* thread cleanup routine will do actual cleanup */
/*
called when the process model is selected
*/
-static void model_startup(void)
+static void thread_model_startup(void)
{
struct mutex_ops m_ops;
struct debug_ops d_ops;
register_debug_handlers("thread", &d_ops);
}
-static void thread_exit_server(struct server_context *smb, const char *reason)
+static void thread_exit_server(struct server_context *srv_ctx, const char *reason)
{
DEBUG(1,("thread_exit_server: reason[%s]\n",reason));
}
ops.name = "thread";
/* fill in all the operations */
- ops.model_startup = model_startup;
- ops.accept_connection = accept_connection;
- ops.accept_rpc_connection = accept_rpc_connection;
- ops.terminate_connection = terminate_connection;
- ops.terminate_rpc_connection = terminate_rpc_connection;
+ ops.model_startup = thread_model_startup;
+ ops.accept_connection = thread_accept_connection;
+ ops.terminate_connection = thread_terminate_connection;
ops.exit_server = thread_exit_server;
- ops.get_id = get_id;
+ ops.get_id = thread_get_id;
/* register ourselves with the PROCESS_MODEL subsystem. */
ret = register_backend("process_model", &ops);