r19539: Move pidfile to smbd/
[kai/samba.git] / source4 / smbd / server.c
index 93399b15f378a73bc2700a2aee551e8f397daf6b..2239f33d179faaf9ca5bcf4f239a2c552995b0b2 100644 (file)
 #include "lib/cmdline/popt_common.h"
 #include "system/dir.h"
 #include "system/filesys.h"
-
+#include "build.h"
+#include "ldb/include/ldb.h"
+#include "registry/registry.h"
+#include "ntvfs/ntvfs.h"
+#include "ntptr/ntptr.h"
+#include "auth/gensec/gensec.h"
+#include "smbd/process_model.h"
+#include "smbd/service.h"
+#include "passdb/secrets.h"
+#include "smbd/pidfile.h"
 
 /*
   recursively delete a directory tree
@@ -48,8 +57,7 @@ static void recursive_delete(const char *path)
                char *fname;
                struct stat st;
 
-               if (strcmp(de->d_name, ".") == 0 ||
-                   strcmp(de->d_name, "..") == 0) {
+               if (ISDOT(de->d_name) || ISDOTDOT(de->d_name)) {
                        continue;
                }
 
@@ -90,6 +98,24 @@ static void cleanup_tmp_files(void)
        talloc_free(mem_ctx);
 }
 
+static void sig_hup(int sig)
+{
+       debug_schedule_reopen_logs();
+}
+
+static void sig_term(int sig)
+{
+#if HAVE_GETPGRP
+       static int done_sigterm;
+       if (done_sigterm == 0 && getpgrp() == getpid()) {
+               DEBUG(0,("SIGTERM: killing children\n"));
+               done_sigterm = 1;
+               kill(-getpgrp(), SIGTERM);
+       }
+#endif
+       exit(0);
+}
+
 /*
   setup signal masks
 */
@@ -103,6 +129,9 @@ static void setup_signals(void)
        BlockSignals(True,SIGFPE);
 #endif
 
+       /* We are no longer interested in USR1 */
+       BlockSignals(True, SIGUSR1);
+
 #if defined(SIGUSR2)
        /* We are no longer interested in USR2 */
        BlockSignals(True,SIGUSR2);
@@ -111,10 +140,11 @@ static void setup_signals(void)
        /* POSIX demands that signals are inherited. If the invoking process has
         * these signals masked, we will have problems, as we won't recieve them. */
        BlockSignals(False, SIGHUP);
-       BlockSignals(False, SIGUSR1);
        BlockSignals(False, SIGTERM);
-}
 
+       CatchSignal(SIGHUP, sig_hup);
+       CatchSignal(SIGTERM, sig_term);
+}
 
 /*
   handle io on stdin
@@ -122,65 +152,84 @@ static void setup_signals(void)
 static void server_stdin_handler(struct event_context *event_ctx, struct fd_event *fde, 
                                 uint16_t flags, void *private)
 {
+       const char *binary_name = private;
        uint8_t c;
        if (read(0, &c, 1) == 0) {
-               DEBUG(0,("smbd: EOF on stdin - terminating\n"));
+               DEBUG(0,("%s: EOF on stdin - terminating\n", binary_name));
+#if HAVE_GETPGRP
+               if (getpgrp() == getpid()) {
+                       kill(-getpgrp(), SIGTERM);
+               }
+#endif
                exit(0);
        }
 }
 
-
 /*
   die if the user selected maximum runtime is exceeded
 */
 static void max_runtime_handler(struct event_context *ev, struct timed_event *te, 
                                struct timeval t, void *private)
 {
-       DEBUG(0,("smbd maximum runtime exceeded - terminating\n"));
+       const char *binary_name = private;
+       DEBUG(0,("%s: maximum runtime exceeded - terminating\n", binary_name));
        exit(0);
 }
 
-
 /*
  main server.
 */
-static int binary_smbd_main(int argc, const char *argv[])
+static int binary_smbd_main(const char *binary_name, int argc, const char *argv[])
 {
        BOOL interactive = False;
        int opt;
        poptContext pc;
+       init_module_fn static_init[] = STATIC_service_MODULES;
+       init_module_fn *shared_init;
        struct event_context *event_ctx;
        NTSTATUS status;
        const char *model = "standard";
        int max_runtime = 0;
+       enum {
+               OPT_INTERACTIVE         = 1000,
+               OPT_PROCESS_MODEL
+       };
        struct poptOption long_options[] = {
                POPT_AUTOHELP
-               {"interactive", 'i', POPT_ARG_VAL, &interactive, True, 
+               {"interactive", 'i', POPT_ARG_NONE, NULL, OPT_INTERACTIVE,
                 "Run interactive (not a daemon)", NULL},
-               {"model", 'M', POPT_ARG_STRING, &model, True
+               {"model", 'M', POPT_ARG_STRING, NULL, OPT_PROCESS_MODEL
                 "Select process model", "MODEL"},
-               {"maximum-runtime", 0, POPT_ARG_INT, &max_runtime, True
-                "set maximum time for smbd to live", "seconds"},
+               {"maximum-runtime",0, POPT_ARG_INT, &max_runtime, 0
+                "set maximum runtime of the server process, till autotermination", "seconds"},
                POPT_COMMON_SAMBA
                POPT_COMMON_VERSION
-               POPT_TABLEEND
+               { NULL }
        };
-       
-       pc = poptGetContext("smbd", argc, argv, long_options, 0);
-       
-       while((opt = poptGetNextOpt(pc)) != -1) /* noop */ ;
 
+       pc = poptGetContext(binary_name, argc, argv, long_options, 0);
+       
+       while((opt = poptGetNextOpt(pc)) != -1) {
+               switch(opt) {
+               case OPT_INTERACTIVE:
+                       interactive = True;
+                       break;
+               case OPT_PROCESS_MODEL:
+                       model = poptGetOptArg(pc);
+                       break;
+               }
+       }
        poptFreeContext(pc);
 
-       setup_logging(argv[0], interactive?DEBUG_STDOUT:DEBUG_FILE);
+       setup_logging(binary_name, interactive?DEBUG_STDOUT:DEBUG_FILE);
        setup_signals();
 
        /* we want total control over the permissions on created files,
           so set our umask to 0 */
        umask(0);
 
-       DEBUG(0,("smbd version %s started.\n", SAMBA_VERSION_STRING));
-       DEBUGADD(0,("Copyright Andrew Tridgell and the Samba Team 1992-2005\n"));
+       DEBUG(0,("%s version %s started.\n", binary_name, SAMBA_VERSION_STRING));
+       DEBUGADD(0,("Copyright Andrew Tridgell and the Samba Team 1992-2006\n"));
 
        if (sizeof(uint16_t) < 2 || sizeof(uint32_t) < 4 || sizeof(uint64_t) < 8) {
                DEBUG(0,("ERROR: Samba is not configured correctly for the word size on your machine\n"));
@@ -198,7 +247,7 @@ static int binary_smbd_main(int argc, const char *argv[])
                mkdir(lp_lockdir(), 0755);
        }
 
-       pidfile_create("smbd");
+       pidfile_create(binary_name);
 
        /* Do *not* remove this, until you have removed
         * passdb/secrets.c, and proved that Samba still builds... */
@@ -207,8 +256,30 @@ static int binary_smbd_main(int argc, const char *argv[])
                exit(1);
        }
 
-       smbd_init_subsystems;
+       ldb_global_init(); /* FIXME: */
+
+       share_init();
 
+       gensec_init(); /* FIXME: */
+
+       registry_init(); /* FIXME: maybe run this in the initialization function 
+                                               of the winreg RPC server instead? */
+
+       ntptr_init();   /* FIXME: maybe run this in the initialization function 
+                                               of the spoolss RPC server instead? */
+
+       ntvfs_init();   /* FIXME: maybe run this in the initialization functions 
+                                               of the SMB[,2] server instead? */
+
+       process_model_init(); 
+
+       shared_init = load_samba_modules(NULL, "service");
+
+       run_init_functions(static_init);
+       run_init_functions(shared_init);
+
+       talloc_free(shared_init);
+       
        /* the event context is the top level structure in smbd. Everything else
           should hang off that */
        event_ctx = event_context_init(NULL);
@@ -219,17 +290,19 @@ static int binary_smbd_main(int argc, const char *argv[])
                signal(SIGTTIN, SIG_IGN);
 #endif
                event_add_fd(event_ctx, event_ctx, 0, EVENT_FD_READ, 
-                            server_stdin_handler, NULL);
+                            server_stdin_handler,
+                            discard_const(binary_name));
        }
 
 
        if (max_runtime) {
                event_add_timed(event_ctx, event_ctx, 
                                timeval_current_ofs(max_runtime, 0), 
-                               max_runtime_handler, NULL);
+                               max_runtime_handler,
+                               discard_const(binary_name));
        }
 
-       DEBUG(0,("Using %s process model\n", model));
+       DEBUG(0,("%s: using '%s' process model\n", binary_name, model));
        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)));
@@ -249,5 +322,5 @@ static int binary_smbd_main(int argc, const char *argv[])
 
  int main(int argc, const char *argv[])
 {
-       return binary_smbd_main(argc, argv);
+       return binary_smbd_main("smbd", argc, argv);
 }