2 Unix SMB/CIFS implementation.
4 helper functions for task based servers (nbtd, winbind etc)
6 Copyright (C) Andrew Tridgell 2005
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 #include "process_model.h"
24 #include "lib/messaging/irpc.h"
25 #include "param/param.h"
26 #include "librpc/gen_ndr/ndr_irpc_c.h"
29 terminate a task service
31 void task_server_terminate(struct task_server *task, const char *reason, bool fatal)
33 struct tevent_context *event_ctx = task->event_ctx;
34 const struct model_ops *model_ops = task->model_ops;
35 DEBUG(0,("task_server_terminate: [%s]\n", reason));
37 if (fatal && task->msg_ctx != NULL) {
38 struct dcerpc_binding_handle *irpc_handle;
39 struct samba_terminate r;
41 irpc_handle = irpc_binding_handle_by_name(task, task->msg_ctx,
42 "samba", &ndr_table_irpc);
43 if (irpc_handle != NULL) {
45 dcerpc_samba_terminate_r(irpc_handle, task, &r);
49 imessaging_cleanup(task->msg_ctx);
51 model_ops->terminate(event_ctx, task->lp_ctx, reason);
53 /* don't free this above, it might contain the 'reason' being printed */
57 /* used for the callback from the process model code */
59 void (*task_init)(struct task_server *);
60 const struct model_ops *model_ops;
65 called by the process model code when the new task starts up. This then calls
66 the server specific startup code
68 static void task_server_callback(struct tevent_context *event_ctx,
69 struct loadparm_context *lp_ctx,
70 struct server_id server_id, void *private_data)
72 struct task_state *state = talloc_get_type(private_data, struct task_state);
73 struct task_server *task;
75 task = talloc(event_ctx, struct task_server);
76 if (task == NULL) return;
78 task->event_ctx = event_ctx;
79 task->model_ops = state->model_ops;
80 task->server_id = server_id;
81 task->lp_ctx = lp_ctx;
83 task->msg_ctx = imessaging_init(task,
86 task->event_ctx, false);
88 task_server_terminate(task, "imessaging_init() failed", true);
92 state->task_init(task);
96 startup a task based server
98 NTSTATUS task_server_startup(struct tevent_context *event_ctx,
99 struct loadparm_context *lp_ctx,
100 const char *service_name,
101 const struct model_ops *model_ops,
102 void (*task_init)(struct task_server *))
104 struct task_state *state;
106 state = talloc(event_ctx, struct task_state);
107 NT_STATUS_HAVE_NO_MEMORY(state);
109 state->task_init = task_init;
110 state->model_ops = model_ops;
112 model_ops->new_task(event_ctx, lp_ctx, service_name, task_server_callback, state);
120 void task_server_set_title(struct task_server *task, const char *title)
122 task->model_ops->set_title(task->event_ctx, title);