3 * Bacula Director -- User Agent Server
5 * Kern Sibbald, September MM
11 Copyright (C) 2000-2004 Kern Sibbald and John Walker
13 This program is free software; you can redistribute it and/or
14 modify it under the terms of the GNU General Public License as
15 published by the Free Software Foundation; either version 2 of
16 the License, or (at your option) any later version.
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 General Public License for more details.
23 You should have received a copy of the GNU General Public
24 License along with this program; if not, write to the Free
25 Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
33 /* Imported subroutines */
35 /* Imported variables */
38 extern struct s_res resources[];
39 extern int console_msg_pending;
40 extern char my_name[];
42 /* Static variables */
44 /* Exported variables */
45 int quit_cmd_thread = 0;
47 /* Imported functions */
49 /* Forward referenced functions */
51 extern "C" void *connect_thread(void *arg);
53 static void *handle_UA_client_request(void *arg);
56 /* Global variables */
57 static int started = FALSE;
58 static workq_t ua_workq;
65 /* Called here by Director daemon to start UA (user agent)
66 * command thread. This routine creates the thread and then
69 void start_UA_server(dlist *addrs)
73 static dlist *myaddrs = addrs;
75 if ((status=pthread_create(&thid, NULL, connect_thread, (void *)myaddrs)) != 0) {
78 Emsg1(M_ABORT, 0, _("Cannot create UA thread: %s\n"), be.strerror());
85 void *connect_thread(void *arg)
87 pthread_detach(pthread_self());
89 /* ****FIXME**** put # 10 (timeout) on config parameter */
90 bnet_thread_server((dlist*)arg, 10, &ua_workq, handle_UA_client_request);
95 * Create a Job Control Record for a control "job",
96 * filling in all the appropriate fields.
98 JCR *new_control_jcr(const char *base_name, int job_type)
101 jcr = new_jcr(sizeof(JCR), dird_free_jcr);
103 * The job and defaults are not really used, but
104 * we set them up to ensure that everything is correctly
108 jcr->job = (JOB *)GetNextRes(R_JOB, NULL);
109 set_jcr_defaults(jcr, jcr->job);
111 jcr->sd_auth_key = bstrdup("dummy"); /* dummy Storage daemon key */
112 create_unique_job_name(jcr, base_name);
113 jcr->sched_time = jcr->start_time;
114 jcr->JobType = job_type;
115 jcr->JobLevel = L_NONE;
116 jcr->JobStatus = JS_Running;
122 * Handle Director User Agent commands
125 static void *handle_UA_client_request(void *arg)
130 BSOCK *UA_sock = (BSOCK *)arg;
132 pthread_detach(pthread_self());
134 jcr = new_control_jcr("*Console*", JT_CONSOLE);
136 ua = new_ua_context(jcr);
137 ua->UA_sock = UA_sock;
139 bnet_recv(ua->UA_sock); /* Get first message */
140 if (!authenticate_user_agent(ua)) {
145 stat = bnet_recv(ua->UA_sock);
147 pm_strcpy(ua->cmd, ua->UA_sock->msg);
149 if (ua->argc > 0 && ua->argk[0][0] == '.') {
150 do_a_dot_command(ua, ua->cmd);
152 do_a_command(ua, ua->cmd);
155 if (ua->auto_display_messages) {
156 strcpy(ua->cmd, "messages");
157 qmessagescmd(ua, ua->cmd);
158 ua->user_notified_msg_pending = FALSE;
159 } else if (!ua->user_notified_msg_pending && console_msg_pending) {
160 bsendmsg(ua, _("You have messages.\n"));
161 ua->user_notified_msg_pending = TRUE;
163 bnet_sig(ua->UA_sock, BNET_EOD); /* send end of command */
165 } else if (is_bnet_stop(ua->UA_sock)) {
167 } else { /* signal */
168 bnet_sig(ua->UA_sock, BNET_POLL);
181 * Create a UAContext for a Job that is running so that
182 * it can the User Agent routines and
183 * to ensure that the Job gets the proper output.
184 * This is a sort of mini-kludge, and should be
185 * unified at some point.
187 UAContext *new_ua_context(JCR *jcr)
191 ua = (UAContext *)malloc(sizeof(UAContext));
192 memset(ua, 0, sizeof(UAContext));
195 ua->cmd = get_pool_memory(PM_FNAME);
196 ua->args = get_pool_memory(PM_FNAME);
198 ua->automount = TRUE;
202 void free_ua_context(UAContext *ua)
205 free_pool_memory(ua->cmd);
208 free_pool_memory(ua->args);
215 bnet_close(ua->UA_sock);
222 * Called from main Bacula thread
224 void term_ua_server()
229 quit_cmd_thread = TRUE;