2 Bacula® - The Network Backup Solution
4 Copyright (C) 2007-2010 Free Software Foundation Europe e.V.
6 The main author of Bacula is Kern Sibbald, with contributions from
7 many others, a complete list can be found in the file AUTHORS.
8 This program is Free Software; you can redistribute it and/or
9 modify it under the terms of version three of the GNU Affero General Public
10 License as published by the Free Software Foundation and included
13 This program is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU Affero General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
23 Bacula® is a registered trademark of Kern Sibbald.
24 The licensor of Bacula is the Free Software Foundation Europe
25 (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
26 Switzerland, email:ftf@fsfeurope.org.
29 * DirComm, Director communications,class
31 * Kern Sibbald, January MMVII
39 #include "textinput.h"
42 static int tls_pem_callback(char *buf, int size, const void *userdata);
44 DirComm::DirComm(Console *parent, int conn): m_notifier(NULL), m_api_set(false)
49 m_at_main_prompt = false;
59 /* Terminate any open socket */
60 void DirComm::terminate()
64 m_notifier->setEnabled(false);
68 if (mainWin->m_connDebug)
69 Pmsg2(000, "DirComm %i terminating connections %s\n", m_conn, m_console->m_dir->name());
76 * Connect to Director.
78 bool DirComm::connect_dir()
88 mainWin->set_status( tr("Already connected."));
89 m_console->display_textf(_("Already connected\"%s\".\n"),
90 m_console->m_dir->name());
91 if (mainWin->m_connDebug) {
92 Pmsg2(000, "DirComm %i BAILING already connected %s\n", m_conn, m_console->m_dir->name());
97 if (mainWin->m_connDebug)Pmsg2(000, "DirComm %i connecting %s\n", m_conn, m_console->m_dir->name());
98 memset(jcr, 0, sizeof(JCR));
100 mainWin->set_statusf(_("Connecting to Director %s:%d"), m_console->m_dir->address, m_console->m_dir->DIRport);
102 m_console->display_textf(_("Connecting to Director %s:%d\n\n"), m_console->m_dir->address, m_console->m_dir->DIRport);
105 /* Give GUI a chance */
106 app->processEvents();
109 /* If cons==NULL, default console will be used */
110 cons = (CONRES *)GetNextRes(R_CONSOLE, NULL);
113 /* Initialize Console TLS context once */
114 if (cons && !cons->tls_ctx && (cons->tls_enable || cons->tls_require)) {
115 /* Generate passphrase prompt */
116 bsnprintf(buf, sizeof(buf), "Passphrase for Console \"%s\" TLS private key: ",
119 /* Initialize TLS context:
120 * Args: CA certfile, CA certdir, Certfile, Keyfile,
121 * Keyfile PEM Callback, Keyfile CB Userdata, DHfile, Verify Peer
123 cons->tls_ctx = new_tls_context(cons->tls_ca_certfile,
124 cons->tls_ca_certdir, cons->tls_certfile,
125 cons->tls_keyfile, tls_pem_callback, &buf, NULL, true);
127 if (!cons->tls_ctx) {
128 m_console->display_textf(_("Failed to initialize TLS context for Console \"%s\".\n"),
129 m_console->m_dir->name());
130 if (mainWin->m_connDebug) {
131 Pmsg2(000, "DirComm %i BAILING Failed to initialize TLS context for Console %s\n", m_conn, m_console->m_dir->name());
137 /* Initialize Director TLS context once */
138 if (!m_console->m_dir->tls_ctx && (m_console->m_dir->tls_enable || m_console->m_dir->tls_require)) {
139 /* Generate passphrase prompt */
140 bsnprintf(buf, sizeof(buf), "Passphrase for Director \"%s\" TLS private key: ",
141 m_console->m_dir->name());
143 /* Initialize TLS context:
144 * Args: CA certfile, CA certdir, Certfile, Keyfile,
145 * Keyfile PEM Callback, Keyfile CB Userdata, DHfile, Verify Peer */
146 m_console->m_dir->tls_ctx = new_tls_context(m_console->m_dir->tls_ca_certfile,
147 m_console->m_dir->tls_ca_certdir, m_console->m_dir->tls_certfile,
148 m_console->m_dir->tls_keyfile, tls_pem_callback, &buf, NULL, true);
150 if (!m_console->m_dir->tls_ctx) {
151 m_console->display_textf(_("Failed to initialize TLS context for Director \"%s\".\n"),
152 m_console->m_dir->name());
153 mainWin->set_status("Connection failed");
154 if (mainWin->m_connDebug) {
155 Pmsg2(000, "DirComm %i BAILING Failed to initialize TLS context for Director %s\n", m_conn, m_console->m_dir->name());
161 if (m_console->m_dir->heartbeat_interval) {
162 heart_beat = m_console->m_dir->heartbeat_interval;
164 heart_beat = cons->heartbeat_interval;
169 m_sock = bnet_connect(NULL, 5, 15, heart_beat,
170 _("Director daemon"), m_console->m_dir->address,
171 NULL, m_console->m_dir->DIRport, 0);
172 if (m_sock == NULL) {
173 mainWin->set_status("Connection failed");
174 if (mainWin->m_connDebug) {
175 Pmsg2(000, "DirComm %i BAILING Connection failed %s\n", m_conn, m_console->m_dir->name());
179 /* Update page selector to green to indicate that Console is connected */
180 mainWin->actionConnect->setIcon(QIcon(":images/connected.png"));
181 QBrush greenBrush(Qt::green);
182 QTreeWidgetItem *item = mainWin->getFromHash(m_console);
184 item->setForeground(0, greenBrush);
188 jcr->dir_bsock = m_sock;
190 if (!authenticate_director(jcr, m_console->m_dir, cons, buf, sizeof(buf))) {
191 m_console->display_text(buf);
192 if (mainWin->m_connDebug) {
193 Pmsg2(000, "DirComm %i BAILING Connection failed %s\n", m_conn, m_console->m_dir->name());
199 m_console->display_text(buf);
202 /* Give GUI a chance */
203 app->processEvents();
205 mainWin->set_status(_("Initializing ..."));
208 * Set up input notifier
210 m_notifier = new QSocketNotifier(m_sock->m_fd, QSocketNotifier::Read, 0);
211 QObject::connect(m_notifier, SIGNAL(activated(int)), this, SLOT(notify_read_dir(int)));
212 m_notifier->setEnabled(true);
216 m_console->displayToPrompt(m_conn);
218 m_console->beginNewCommand(m_conn);
220 mainWin->set_status(_("Connected"));
222 if (mainWin->m_connDebug) {
223 Pmsg2(000, "Returning TRUE from DirComm->connect_dir : %i %s\n", m_conn, m_console->m_dir->name());
228 if (mainWin->m_connDebug) {
229 Pmsg2(000, "Returning FALSE from DirComm->connect_dir : %i %s\n", m_conn, m_console->m_dir->name());
236 * This should be moved into a bSocket class
246 int DirComm::write(const QString msg)
248 return write(msg.toUtf8().data());
251 int DirComm::write(const char *msg)
256 m_sock->msglen = pm_strcpy(m_sock->msg, msg);
258 m_at_main_prompt = false;
259 if (mainWin->m_commDebug) Pmsg2(000, "conn %i send: %s\n", m_conn, msg);
260 return m_sock->send();
263 int DirComm::sock_read()
267 bool wasEnabled = notify(false);
268 stat = m_sock->recv();
271 stat = m_sock->recv();
277 * Blocking read from director
289 stat = m_sock->wait_data_intr(0, 50000);
293 app->processEvents();
294 if (m_api_set && m_console->is_messagesPending() && is_notify_enabled() && m_console->hasFocus()) {
295 m_console->write_dir(m_conn, ".messages", false);
296 m_console->messagesPending(false);
305 if (mainWin->m_commDebug) Pmsg2(000, "conn %i got: %s\n", m_conn, m_sock->msg);
307 m_console->display_text("\n");
309 m_at_main_prompt = false;
312 switch (m_sock->msglen) {
313 case BNET_MSGS_PENDING :
314 if (is_notify_enabled() && m_console->hasFocus()) {
315 if (mainWin->m_commDebug) Pmsg1(000, "conn %i MSGS PENDING\n", m_conn);
316 m_console->write_dir(m_conn, ".messages", false);
317 m_console->displayToPrompt(m_conn);
318 m_console->messagesPending(false);
320 m_console->messagesPending(true);
323 if (mainWin->m_commDebug) Pmsg1(000, "conn %i CMD OK\n", m_conn);
325 m_at_main_prompt = false;
326 if (--m_in_command < 0) {
329 mainWin->set_status(_("Command completed ..."));
332 if (mainWin->m_commDebug) Pmsg1(000, "conn %i CMD BEGIN\n", m_conn);
334 m_at_main_prompt = false;
336 mainWin->set_status(_("Processing command ..."));
338 case BNET_MAIN_PROMPT:
339 if (mainWin->m_commDebug) Pmsg1(000, "conn %i MAIN PROMPT\n", m_conn);
340 if (!m_at_prompt && ! m_at_main_prompt) {
342 m_at_main_prompt = true;
343 mainWin->set_status(_("At main prompt waiting for input ..."));
346 case BNET_SUB_PROMPT:
347 if (mainWin->m_commDebug) Pmsg2(000, "conn %i SUB_PROMPT m_in_select=%d\n", m_conn, m_in_select);
349 m_at_main_prompt = false;
350 mainWin->set_status(_("At prompt waiting for input ..."));
352 case BNET_TEXT_INPUT:
353 if (mainWin->m_commDebug) Pmsg4(000, "conn %i TEXT_INPUT at_prompt=%d m_in_select=%d notify=%d\n",
354 m_conn, m_at_prompt, m_in_select, is_notify_enabled());
355 if (!m_in_select && is_notify_enabled()) {
357 new textInputDialog(m_console, m_conn);
359 if (mainWin->m_commDebug) Pmsg0(000, "!m_in_select && is_notify_enabled\n");
361 m_at_main_prompt = false;
362 mainWin->set_status(_("At prompt waiting for input ..."));
365 case BNET_CMD_FAILED:
366 if (mainWin->m_commDebug) Pmsg1(000, "CMD FAILED\n", m_conn);
367 if (--m_in_command < 0) {
370 mainWin->set_status(_("Command failed."));
372 /* We should not get this one */
374 if (mainWin->m_commDebug) Pmsg1(000, "conn %i EOD\n", m_conn);
375 mainWin->set_status_ready();
380 case BNET_START_SELECT:
381 if (mainWin->m_commDebug) Pmsg1(000, "conn %i START SELECT\n", m_conn);
383 new selectDialog(m_console, m_conn);
387 if (mainWin->m_commDebug) Pmsg1(000, "conn %i YESNO\n", m_conn);
388 new yesnoPopUp(m_console, m_conn);
391 if (mainWin->m_commDebug) Pmsg1(000, "conn %i RUN CMD\n", m_conn);
392 new runCmdPage(m_conn);
394 case BNET_START_RTREE:
395 if (mainWin->m_commDebug) Pmsg1(000, "conn %i START RTREE CMD\n", m_conn);
396 new restorePage(m_conn);
399 if (mainWin->m_commDebug) Pmsg1(000, "conn %i END RTREE CMD\n", m_conn);
402 if (mainWin->m_commDebug) Pmsg1(000, "conn %i ERROR MSG\n", m_conn);
403 stat = sock_read(); /* get the message */
404 m_console->display_text(msg());
405 QMessageBox::critical(m_console, "Error", msg(), QMessageBox::Ok);
406 m_console->beginNewCommand(m_conn);
409 case BNET_WARNING_MSG:
410 if (mainWin->m_commDebug) Pmsg1(000, "conn %i WARNING MSG\n", m_conn);
411 stat = sock_read(); /* get the message */
412 if (!m_console->m_warningPrevent) {
413 QMessageBox::critical(m_console, "Warning", msg(), QMessageBox::Ok);
417 if (mainWin->m_commDebug) Pmsg1(000, "conn %i INFO MSG\n", m_conn);
418 stat = sock_read(); /* get the message */
419 m_console->display_text(msg());
420 mainWin->set_status(msg());
428 if (is_bnet_stop(m_sock)) { /* error or term request */
429 if (mainWin->m_commDebug) Pmsg1(000, "conn %i BNET STOP\n", m_conn);
430 m_console->stopTimer();
433 mainWin->actionConnect->setIcon(QIcon(":images/disconnected.png"));
434 QBrush redBrush(Qt::red);
435 QTreeWidgetItem *item = mainWin->getFromHash(m_console);
436 item->setForeground(0, redBrush);
438 m_notifier->setEnabled(false);
442 mainWin->set_status(_("Director disconnected."));
450 /* Called by signal when the Director has output for us */
451 void DirComm::notify_read_dir(int /* fd */)
454 if (!mainWin->m_notify) {
457 if (mainWin->m_commDebug) Pmsg1(000, "enter read_dir conn %i read_dir\n", m_conn);
458 stat = m_sock->wait_data(0, 5000);
460 if (mainWin->m_commDebug) Pmsg2(000, "read_dir conn %i stat=%d\n", m_conn, stat);
461 while (read() >= 0) {
462 m_console->display_text(msg());
465 if (mainWin->m_commDebug) Pmsg2(000, "exit read_dir conn %i stat=%d\n", m_conn, stat);
469 * When the notifier is enabled, read_dir() will automatically be
470 * called by the Qt event loop when ever there is any output
471 * from the Director, and read_dir() will then display it on
474 * When we are in a bat dialog, we want to control *all* output
475 * from the Directory, so we set notify to off.
476 * m_console->notifiy(false);
478 bool DirComm::notify(bool enable)
480 bool prev_enabled = false;
481 /* Set global flag */
482 mainWin->m_notify = enable;
484 prev_enabled = m_notifier->isEnabled();
485 if (prev_enabled != enable) {
486 m_notifier->setEnabled(enable);
488 if (mainWin->m_connDebug) Pmsg3(000, "conn=%i notify=%d prev=%d\n", m_conn, enable, prev_enabled);
489 } else if (mainWin->m_connDebug) {
490 Pmsg2(000, "m_notifier does not exist: %i %s\n", m_conn, m_console->m_dir->name());
495 bool DirComm::is_notify_enabled() const
497 return mainWin->m_notify;
501 * Call-back for reading a passphrase for an encrypted PEM file
502 * This function uses getpass(),
503 * which uses a static buffer and is NOT thread-safe.
505 static int tls_pem_callback(char *buf, int size, const void *userdata)
510 # if defined(HAVE_WIN32)
512 if (win32_cgets(buf, size) == NULL) {
519 const char *prompt = (const char *)userdata;
522 passwd = getpass(prompt);
523 bstrncpy(buf, passwd, size);