From 8db121be4265bc4de3b34c6eab1b5ae2fd882957 Mon Sep 17 00:00:00 2001 From: Andrew Tridgell Date: Tue, 3 May 2011 09:35:07 +1000 Subject: s3fs: added file_server directory this contains a file server backend that forks and starts smbd Pair-Programmed-With: Andrew Bartlett --- file_server/file_server.c | 124 ++++++++++++++++++++++++++++++++++++++++++++++ file_server/file_server.h | 25 ++++++++++ file_server/wscript_build | 10 ++++ 3 files changed, 159 insertions(+) create mode 100644 file_server/file_server.c create mode 100644 file_server/file_server.h create mode 100644 file_server/wscript_build (limited to 'file_server') diff --git a/file_server/file_server.c b/file_server/file_server.c new file mode 100644 index 0000000000..2c5ec43fe1 --- /dev/null +++ b/file_server/file_server.c @@ -0,0 +1,124 @@ +/* + 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 . +*/ + +#include "includes.h" +#include "talloc.h" +#include "tevent.h" +#include "system/filesys.h" +#include "lib/param/param.h" +#include "source4/smbd/service.h" +#include "source4/smbd/process_model.h" +#include "file_server/file_server.h" +#include "dynconfig.h" + +/* + generate a smbd config file for the file server + */ +static const char *generate_smb_conf(struct task_server *task) +{ + int fd; + struct loadparm_context *lp_ctx = task->lp_ctx; + const char *path = smbd_tmp_path(task, lp_ctx, "fileserver.conf"); + + if (path == NULL) { + return NULL; + } + + fd = open(path, O_WRONLY|O_CREAT|O_TRUNC, 0644); + if (fd == -1) { + DEBUG(0,("Failed to create %s", path)); + return NULL; + } + + fdprintf(fd, "# auto-generated config for fileserver\n"); + fdprintf(fd, "auth methods = guest samba4\n"); + fdprintf(fd, "passdb backend = samba4\n"); + fdprintf(fd, "rpc_server:default = external\n"); + fdprintf(fd, "rpc_server:dssetup = disabled\n"); + fdprintf(fd, "rpc_server:spoolss = embedded\n"); + fdprintf(fd, "rpc_daemon:spoolssd = disabled\n"); + fdprintf(fd, "rpc_server:tcpip = no\n"); + + fdprintf(fd, "include = %s\n", lpcfg_configfile(lp_ctx)); + close(fd); + return path; +} + +/* + called if smbd exits + */ +static void file_server_smbd_done(struct tevent_req *subreq) +{ + 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")); + } +} + + +/* + startup a copy of smbd as a child daemon +*/ +static void s3fs_task_init(struct task_server *task) +{ + const char *fileserver_conf; + struct tevent_req *req; + const char *smbd_path; + const char *smbd_cmd[2] = { NULL, NULL }; + + task_server_set_title(task, "task[s3fs_parent]"); + + /* create a smb.conf for smbd to use */ + fileserver_conf = generate_smb_conf(task); + + smbd_path = talloc_asprintf(task, "%s/smbd", dyn_SBINDIR); + smbd_cmd[0] = smbd_path; + + /* start it as a child process */ + req = samba_runcmd_send(task, task->event_ctx, timeval_zero(), 1, 0, + smbd_cmd, + "--configfile", fileserver_conf, + "--foreground", NULL); + if (req == NULL) { + DEBUG(0, ("Failed to start smbd as child daemon\n")); + goto failed; + } + + tevent_req_set_callback(req, file_server_smbd_done, task); + + DEBUG(1,("Started file server smbd with config %s\n", fileserver_conf)); + return; +failed: + task_server_terminate(task, "Failed to startup s3fs smb task", true); +} + +/* called at smbd startup - register ourselves as a server service */ +NTSTATUS server_service_s3fs_init(void); + +NTSTATUS server_service_s3fs_init(void) +{ + return register_server_service("s3fs", s3fs_task_init); +} diff --git a/file_server/file_server.h b/file_server/file_server.h new file mode 100644 index 0000000000..7da9437f57 --- /dev/null +++ b/file_server/file_server.h @@ -0,0 +1,25 @@ +/* + 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 . +*/ + +/* + open the s3 smb server sockets +*/ +void s3_smbd_task_init(struct task_server *task); diff --git a/file_server/wscript_build b/file_server/wscript_build new file mode 100644 index 0000000000..f76c8470a1 --- /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 + ) -- cgit