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f5e3b1e9d3
Signed-off-by: Simo Sorce <idra@samba.org> Autobuild-User(master): Simo Sorce <idra@samba.org> Autobuild-Date(master): Mon Mar 19 20:29:28 CET 2018 on sn-devel-144
105 lines
3.0 KiB
C
105 lines
3.0 KiB
C
/*
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Unix SMB/CIFS implementation.
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run s3 file server within Samba4
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Copyright (C) Andrew Tridgell 2011
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "talloc.h"
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#include "tevent.h"
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#include "system/filesys.h"
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#include "lib/param/param.h"
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#include "source4/smbd/service.h"
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#include "source4/smbd/process_model.h"
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#include "dynconfig.h"
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#include "nsswitch/winbind_client.h"
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/*
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called if smbd exits
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*/
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static void file_server_smbd_done(struct tevent_req *subreq)
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{
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struct task_server *task =
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tevent_req_callback_data(subreq,
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struct task_server);
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int sys_errno;
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int ret;
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ret = samba_runcmd_recv(subreq, &sys_errno);
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if (ret != 0) {
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DEBUG(0,("file_server smbd daemon died with exit status %d\n", sys_errno));
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} else {
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DEBUG(0,("file_server smbd daemon exited normally\n"));
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}
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task_server_terminate(task, "smbd child process exited", true);
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}
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/*
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startup a copy of smbd as a child daemon
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*/
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static void s3fs_task_init(struct task_server *task)
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{
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struct tevent_req *subreq;
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const char *smbd_path;
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const char *smbd_cmd[2] = { NULL, NULL };
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task_server_set_title(task, "task[s3fs_parent]");
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smbd_path = talloc_asprintf(task, "%s/smbd", dyn_SBINDIR);
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smbd_cmd[0] = smbd_path;
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/* the child should be able to call through nss_winbind */
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(void)winbind_on();
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/* start it as a child process */
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subreq = samba_runcmd_send(task, task->event_ctx, timeval_zero(), 1, 0,
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smbd_cmd,
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"-D",
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"--option=server role check:inhibit=yes",
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"--foreground",
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debug_get_output_is_stdout()?"--log-stdout":NULL,
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NULL);
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/* the parent should not be able to call through nss_winbind */
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if (!winbind_off()) {
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DEBUG(0,("Failed to re-disable recursive winbindd calls after forking smbd\n"));
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task_server_terminate(task, "Failed to re-disable recursive winbindd calls", true);
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return;
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}
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if (subreq == NULL) {
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DEBUG(0, ("Failed to start smbd as child daemon\n"));
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task_server_terminate(task, "Failed to startup s3fs smb task", true);
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return;
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}
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tevent_req_set_callback(subreq, file_server_smbd_done, task);
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DEBUG(5,("Started file server child smbd\n"));
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}
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/* called at smbd startup - register ourselves as a server service */
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NTSTATUS server_service_s3fs_init(TALLOC_CTX *);
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NTSTATUS server_service_s3fs_init(TALLOC_CTX *ctx)
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{
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struct service_details details = {
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.inhibit_fork_on_accept = true,
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.inhibit_pre_fork = true
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};
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return register_server_service(ctx, "s3fs", s3fs_task_init, &details);
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}
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