diff options
Diffstat (limited to 'file_server')
| -rw-r--r-- | file_server/file_server.c | 122 | ||||
| -rw-r--r-- | file_server/wscript_build | 10 |
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 + ) |