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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 17:20:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 17:20:00 +0000
commit8daa83a594a2e98f39d764422bfbdbc62c9efd44 (patch)
tree4099e8021376c7d8c05bdf8503093d80e9c7bad0 /file_server
parentInitial commit. (diff)
downloadsamba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.tar.xz
samba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.zip
Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'file_server')
-rw-r--r--file_server/file_server.c122
-rw-r--r--file_server/wscript_build10
2 files changed, 132 insertions, 0 deletions
diff --git a/file_server/file_server.c b/file_server/file_server.c
new file mode 100644
index 0000000..b8e53cd
--- /dev/null
+++ b/file_server/file_server.c
@@ -0,0 +1,122 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ run s3 file server within Samba4
+
+ Copyright (C) Andrew Tridgell 2011
+
+ 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
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "talloc.h"
+#include "tevent.h"
+#include "system/filesys.h"
+#include "lib/param/param.h"
+#include "source4/samba/service.h"
+#include "source4/samba/process_model.h"
+#include "dynconfig.h"
+#include "nsswitch/winbind_client.h"
+
+/*
+ called if smbd exits
+ */
+static void file_server_smbd_done(struct tevent_req *subreq)
+{
+ struct task_server *task =
+ tevent_req_callback_data(subreq,
+ struct task_server);
+ int sys_errno;
+ int ret;
+
+ ret = samba_runcmd_recv(subreq, &sys_errno);
+ if (ret != 0) {
+ DEBUG(0,("file_server smbd daemon died with exit status %d\n", sys_errno));
+ } else {
+ DEBUG(0,("file_server smbd daemon exited normally\n"));
+ }
+ task_server_terminate(task, "smbd child process exited", true);
+}
+
+
+/*
+ startup a copy of smbd as a child daemon
+*/
+static NTSTATUS s3fs_task_init(struct task_server *task)
+{
+ struct tevent_req *subreq;
+ const char *smbd_path;
+ const char *smbd_cmd[2] = { NULL, NULL };
+ const char *config_file = "";
+
+ task_server_set_title(task, "task[s3fs_parent]");
+
+ smbd_path = talloc_asprintf(task, "%s/smbd", dyn_SBINDIR);
+ if (smbd_path == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ smbd_cmd[0] = smbd_path;
+
+ if (!is_default_dyn_CONFIGFILE()) {
+ config_file = talloc_asprintf(task,
+ "--configfile=%s",
+ get_dyn_CONFIGFILE());
+ if (config_file == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+
+ /* the child should be able to call through nss_winbind */
+ (void)winbind_on();
+ /* start it as a child process */
+ subreq = samba_runcmd_send(task, task->event_ctx, timeval_zero(), 1, 0,
+ smbd_cmd,
+ "-D",
+ "--option=server role check:inhibit=yes",
+ "--foreground",
+ config_file,
+ debug_get_output_is_stdout()?"--debug-stdout":NULL,
+ NULL);
+ /* the parent should not be able to call through nss_winbind */
+ if (!winbind_off()) {
+ DEBUG(0,("Failed to re-disable recursive winbindd calls after forking smbd\n"));
+ task_server_terminate(task, "Failed to re-disable recursive winbindd calls", true);
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ if (subreq == NULL) {
+ DEBUG(0, ("Failed to start smbd as child daemon\n"));
+ task_server_terminate(task, "Failed to startup s3fs smb task", true);
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ tevent_req_set_callback(subreq, file_server_smbd_done, task);
+
+ DEBUG(5,("Started file server child smbd\n"));
+
+ return NT_STATUS_OK;
+}
+
+/* called at smbd startup - register ourselves as a server service */
+NTSTATUS server_service_s3fs_init(TALLOC_CTX *);
+
+NTSTATUS server_service_s3fs_init(TALLOC_CTX *ctx)
+{
+ struct service_details details = {
+ .inhibit_fork_on_accept = true,
+ .inhibit_pre_fork = true,
+ .task_init = s3fs_task_init,
+ .post_fork = NULL
+ };
+ return register_server_service(ctx, "s3fs", &details);
+}
diff --git a/file_server/wscript_build b/file_server/wscript_build
new file mode 100644
index 0000000..f76c847
--- /dev/null
+++ b/file_server/wscript_build
@@ -0,0 +1,10 @@
+#!/usr/bin/env python
+
+bld.SAMBA_MODULE('service_s3fs',
+ source='file_server.c',
+ autoproto='file_server_proto.h',
+ subsystem='service',
+ init_function='server_service_s3fs_init',
+ deps='samba-hostconfig service talloc UTIL_RUNCMD',
+ internal_module=False
+ )