diff options
Diffstat (limited to 'source4/smbd/server.c')
| -rw-r--r-- | source4/smbd/server.c | 173 |
1 files changed, 105 insertions, 68 deletions
diff --git a/source4/smbd/server.c b/source4/smbd/server.c index 3c4c40fe1c..57f835970e 100644 --- a/source4/smbd/server.c +++ b/source4/smbd/server.c @@ -1,7 +1,9 @@ /* Unix SMB/CIFS implementation. + Main SMB server routines - Copyright (C) Andrew Tridgell 1992-1998 + + Copyright (C) Andrew Tridgell 1992-2005 Copyright (C) Martin Pool 2002 Copyright (C) Jelmer Vernooij 2002 Copyright (C) James J Myers 2003 <myersjj@samba.org> @@ -23,56 +25,56 @@ #include "includes.h" #include "version.h" +#include "dynconfig.h" #include "lib/cmdline/popt_common.h" +#include "system/dir.h" -/**************************************************************************** - main server. -****************************************************************************/ -static int binary_smbd_main(int argc,const char *argv[]) + +/* + cleanup temporary files. This is the new alternative to + TDB_CLEAR_IF_FIRST. Unfortunately TDB_CLEAR_IF_FIRST is not + efficient on unix systems due to the lack of scaling of the byte + range locking system. So instead of putting the burden on tdb to + cleanup tmp files, this function deletes them. +*/ +static void cleanup_tmp_files(void) { - BOOL is_daemon = False; - BOOL interactive = False; - BOOL Fork = True; - BOOL log_stdout = False; - int opt; - poptContext pc; - struct server_context *server; - const char *model = "standard"; - struct poptOption long_options[] = { - POPT_AUTOHELP - POPT_COMMON_SAMBA - {"daemon", 'D', POPT_ARG_VAL, &is_daemon, True, "Become a daemon (default)" , NULL }, - {"interactive", 'i', POPT_ARG_VAL, &interactive, True, "Run interactive (not a daemon)", NULL}, - {"foreground", 'F', POPT_ARG_VAL, &Fork, True, "Run daemon in foreground (for daemontools & etc)" , NULL }, - {"log-stdout", 'S', POPT_ARG_VAL, &log_stdout, True, "Log to stdout", NULL }, - {"port", 'p', POPT_ARG_STRING, NULL, 0, "Listen on the specified ports", "PORTS"}, - {"model", 'M', POPT_ARG_STRING, &model, True, "Select process model", "MODEL"}, - POPT_COMMON_VERSION - POPT_TABLEEND - }; - - pc = poptGetContext("smbd", argc, argv, long_options, 0); - - while((opt = poptGetNextOpt(pc)) != -1) { - switch (opt) { - case 'p': - lp_set_cmdline("smb ports", poptGetOptArg(pc)); - break; - } - } - poptFreeContext(pc); + char *path; + DIR *dir; + struct dirent *de; + TALLOC_CTX *mem_ctx = talloc_new(NULL); + + path = smbd_tmp_path(mem_ctx, NULL); - if (interactive) { - Fork = False; - log_stdout = True; + dir = opendir(path); + if (!dir) { + talloc_free(mem_ctx); + return; } - if (log_stdout && Fork) { - DEBUG(0,("ERROR: Can't log to stdout (-S) unless daemon is in foreground (-F) or interactive (-i)\n")); - exit(1); + for (de=readdir(dir);de;de=readdir(dir)) { + char *fname = talloc_asprintf(mem_ctx, "%s/%s", path, de->d_name); + int ret = unlink(fname); + if (ret == -1 && + errno != ENOENT && + errno != EISDIR && + errno != EISDIR) { + DEBUG(0,("Unabled to delete '%s' - %s\n", + fname, strerror(errno))); + smb_panic("unable to cleanup tmp files"); + } + talloc_free(fname); } - setup_logging(argv[0], log_stdout?DEBUG_STDOUT:DEBUG_FILE); + closedir(dir); + + talloc_free(mem_ctx); +} +/* + setup signal masks +*/ +static void setup_signals(void) +{ fault_setup(NULL); /* we are never interested in SIGPIPE */ @@ -93,6 +95,39 @@ static int binary_smbd_main(int argc,const char *argv[]) BlockSignals(False, SIGHUP); BlockSignals(False, SIGUSR1); BlockSignals(False, SIGTERM); +} + + +/* + main server. +*/ +static int binary_smbd_main(int argc, const char *argv[]) +{ + BOOL interactive = False; + int opt; + poptContext pc; + struct event_context *event_ctx; + NTSTATUS status; + const char *model = "standard"; + struct poptOption long_options[] = { + POPT_AUTOHELP + POPT_COMMON_SAMBA + {"interactive", 'i', POPT_ARG_VAL, &interactive, True, + "Run interactive (not a daemon)", NULL}, + {"model", 'M', POPT_ARG_STRING, &model, True, + "Select process model", "MODEL"}, + POPT_COMMON_VERSION + POPT_TABLEEND + }; + + pc = poptGetContext("smbd", argc, argv, long_options, 0); + + while((opt = poptGetNextOpt(pc)) != -1) /* noop */ ; + + poptFreeContext(pc); + + setup_logging(argv[0], interactive?DEBUG_STDOUT:DEBUG_FILE); + setup_signals(); /* we want total control over the permissions on created files, so set our umask to 0 */ @@ -108,49 +143,51 @@ static int binary_smbd_main(int argc,const char *argv[]) exit(1); } - if (!reload_services(NULL, False)) - return(-1); - - if (!is_daemon && !is_a_socket(0)) { - if (!interactive) - DEBUG(0,("standard input is not a socket, assuming -D option\n")); + lp_load(dyn_CONFIGFILE, False, False, True); - /* - * Setting is_daemon here prevents us from eventually calling - * the open_sockets_inetd() - */ - - is_daemon = True; - } + reopen_logs(); + load_interfaces(); - if (is_daemon && !interactive) { + if (!interactive) { DEBUG(3,("Becoming a daemon.\n")); - become_daemon(Fork); + become_daemon(True); } + cleanup_tmp_files(); + if (!directory_exist(lp_lockdir(), NULL)) { mkdir(lp_lockdir(), 0755); } - if (is_daemon) { - pidfile_create("smbd"); + pidfile_create("smbd"); + + /* Do *not* remove this, until you have removed + * passdb/secrets.c, and proved that Samba still builds... */ + /* Setup the SECRETS subsystem */ + if (!secrets_init()) { + exit(1); } - init_subsystems(); + smbd_init_subsystems; - smbd_process_init(); + /* the event context is the top level structure in smbd. Everything else + should hang off that */ + event_ctx = event_context_init(NULL); DEBUG(0,("Using %s process model\n", model)); - server = server_service_startup(model, lp_server_services()); - if (!server) { - DEBUG(0,("Starting Services failed.\n")); + status = server_service_startup(event_ctx, model, lp_server_services()); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0,("Starting Services failed - %s\n", nt_errstr(status))); return 1; } - /* wait for events */ - event_loop_wait(server->event.ctx); + /* wait for events - this is where smbd sits for most of its + life */ + event_loop_wait(event_ctx); - server_service_shutdown(server, "exit"); + /* as everything hangs off this event context, freeing it + should initiate a clean shutdown of all services */ + talloc_free(event_ctx); return 0; } |