2 Bacula® - The Network Backup Solution
4 Copyright (C) 2010-2011 Bacula Systems(R) SA
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, which is
11 listed in the file LICENSE.
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 * Written by James Harper, October 2008
32 #include "exchange-fd.h"
34 /* Pointers to Bacula functions */
35 bFuncs *bfuncs = NULL;
38 #define PLUGIN_LICENSE "Bacula AGPLv3"
39 #define PLUGIN_AUTHOR "James Harper"
40 #define PLUGIN_DATE "September 2008"
41 #define PLUGIN_VERSION "1"
42 #define PLUGIN_DESCRIPTION "Exchange Plugin"
44 static pInfo pluginInfo = {
46 FD_PLUGIN_INTERFACE_VERSION,
55 /* Forward referenced functions */
56 static bRC newPlugin(bpContext *ctx);
57 static bRC freePlugin(bpContext *ctx);
58 static bRC getPluginValue(bpContext *ctx, pVariable var, void *value);
59 static bRC setPluginValue(bpContext *ctx, pVariable var, void *value);
60 static bRC handlePluginEvent(bpContext *ctx, bEvent *event, void *value);
61 static bRC startBackupFile(bpContext *ctx, struct save_pkt *sp);
62 static bRC endBackupFile(bpContext *ctx);
63 static bRC pluginIO(bpContext *ctx, struct io_pkt *io);
64 static bRC startRestoreFile(bpContext *ctx, const char *cmd);
65 static bRC endRestoreFile(bpContext *ctx);
66 static bRC createFile(bpContext *ctx, struct restore_pkt *rp);
67 static bRC setFileAttributes(bpContext *ctx, struct restore_pkt *rp);
69 static pFuncs pluginFuncs = {
71 FD_PLUGIN_INTERFACE_VERSION,
73 /* Entry points into plugin */
74 newPlugin, /* new plugin instance */
75 freePlugin, /* free plugin instance */
91 splitString(char *string, char split, int maxParts, int *count)
97 //KdPrint((__DRIVER_NAME " a\n"));
101 RetVal = (char **)malloc((maxParts + 1) * sizeof(char *));
105 if (*count == maxParts)
108 for (last = first; *last != '\0' && *last != split; last++);
109 RetVal[*count] = (char *)malloc(last - first + 1);
110 strncpy(RetVal[*count], first, last - first);
111 RetVal[*count][last - first] = 0;
115 } while (*last != 0);
116 RetVal[*count] = NULL;
121 loadPlugin(bInfo *lbinfo, bFuncs *lbfuncs, pInfo **pinfo, pFuncs **pfuncs)
124 bfuncs = lbfuncs; /* set Bacula funct pointers */
126 *pinfo = &pluginInfo;
127 *pfuncs = &pluginFuncs;
128 retval = loadExchangeApi();
129 if (retval != bRC_OK) {
130 printf("Cannot load Exchange DLL\n");
145 b_malloc(const char *file, int lone, size_t size)
151 sm_malloc(const char *file, int lone, size_t size)
157 static bRC newPlugin(bpContext *ctx)
159 exchange_fd_context_t *context;
164 ctx->pContext = new exchange_fd_context_t;
165 context = (exchange_fd_context_t *)ctx->pContext;
166 context->bpContext = ctx;
167 context->job_since = 0;
168 context->notrunconfull_option = false;
169 context->plugin_active = false;
170 bfuncs->getBaculaValue(ctx, bVarJobId, (void *)&JobId);
171 _DebugMessage(0, "newPlugin JobId=%d\n", JobId);
172 bfuncs->registerBaculaEvents(ctx, 1, 2, 0);
173 size = MAX_COMPUTERNAME_LENGTH + 1;
174 context->computer_name = new WCHAR[size];
176 GetComputerNameW(context->computer_name, &size);
178 GetComputerNameExW(ComputerNameNetBIOS, context->computer_name, &size);
179 context->current_node = NULL;
180 context->root_node = NULL;
184 static bRC freePlugin(bpContext *ctx)
186 exchange_fd_context_t *context = (exchange_fd_context_t *)ctx->pContext;
188 bfuncs->getBaculaValue(ctx, bVarJobId, (void *)&JobId);
189 _DebugMessage(100, "freePlugin JobId=%d\n", JobId);
194 static bRC getPluginValue(bpContext *ctx, pVariable var, void *value)
196 exchange_fd_context_t *context = (exchange_fd_context_t *)ctx->pContext;
197 _DebugMessage(100, "getPluginValue var=%d\n", var);
201 static bRC setPluginValue(bpContext *ctx, pVariable var, void *value)
203 exchange_fd_context_t *context = (exchange_fd_context_t *)ctx->pContext;
204 _DebugMessage(100, "setPluginValue var=%d\n", var);
208 static bRC handlePluginEvent(bpContext *ctx, bEvent *event, void *value)
210 exchange_fd_context_t *context = (exchange_fd_context_t *)ctx->pContext;
217 switch (event->eventType) {
219 _DebugMessage(0, "JobStart=%s\n", (char *)value);
220 context->plugin_active = false;
223 _DebugMessage(0, "JobEnd\n");
225 case bEventPluginCommand:
226 _DebugMessage(0, "bEventPluginCommand %s\n", value);
227 command = bstrdup((char *)value);
228 /* this isn't really unused */
229 plugin_name = strtok((char *)command, ":");
230 if (strcmp(plugin_name, "exchange") != 0) {
231 context->plugin_active = false;
233 context->plugin_active = true;
237 case bEventStartBackupJob:
238 if (!context->plugin_active) {
241 _DebugMessage(0, "BackupStart\n");
242 bfuncs->getBaculaValue(ctx, bVarAccurate, (void *)&accurate);
243 context->accurate = accurate;
244 context->job_type = JOB_TYPE_BACKUP;
245 // level should have been specified by now - check it
246 // if level is D or I, since should have been specified too
247 switch (context->job_level) {
249 if (context->notrunconfull_option) {
250 context->truncate_logs = false;
252 context->truncate_logs = true;
256 context->truncate_logs = false;
259 context->truncate_logs = false;
262 _DebugMessage(0, "Invalid job level %c\n", context->job_level);
266 case bEventEndBackupJob:
267 _DebugMessage(0, "BackupEnd\n");
268 if (!context->plugin_active) {
273 if (!context->plugin_active) {
276 intval = (intptr_t)value;
277 _DebugMessage(0, "JobLevel=%c %d\n", intval, intval);
278 context->job_level = intval;
281 if (!context->plugin_active) {
284 intval = (intptr_t)value;
285 _DebugMessage(0, "since=%d\n", intval);
286 context->job_since = (time_t)value;
288 case bEventStartRestoreJob:
289 _DebugMessage(0, "StartRestoreJob\n");
290 context->job_type = JOB_TYPE_RESTORE;
291 context->plugin_active = true;
293 case bEventEndRestoreJob:
294 if (!context->plugin_active) {
297 _DebugMessage(0, "EndRestoreJob\n");
298 context->plugin_active = false;
301 /* Plugin command e.g. plugin = <plugin-name>:<name-space>:command */
302 case bEventRestoreCommand:
303 _DebugMessage(0, "restore\n"); // command=%s\n", (char *)value);
304 if (!context->plugin_active) {
309 case bEventBackupCommand:
310 if (!context->plugin_active) {
314 _DebugMessage(0, "backup command=%s\n", (char *)value);
315 char *command = new char[strlen((char *)value)];
316 strcpy(command, (char *)value);
317 char *plugin_name = strtok((char *)command, ":");
318 char *path = strtok(NULL, ":");
320 while ((option = strtok(NULL, ":")) != NULL) {
321 _DebugMessage(100, "option %s\n", option);
322 if (stricmp(option, "notrunconfull") == 0) {
323 context->notrunconfull_option = true;
325 _JobMessage(M_WARNING, "Unknown plugin option '%s'\n", option);
328 _DebugMessage(0, "name = %s\n", plugin_name);
329 _DebugMessage(0, "path = %s\n", path);
331 _JobMessage(M_FATAL, "Path does not begin with a '/'\n");
335 for (i = 0; i < 6; i++) {
336 context->path_bits[i] = NULL;
339 char *path_bit = strtok(path, "/");
340 for (i = 0; path_bit != NULL && i < 6; i++) {
341 context->path_bits[i] = new char[strlen(path_bit) + 1];
342 strcpy(context->path_bits[i], path_bit);
343 path_bit = strtok(NULL, "/");
346 if (i < 2 || i > 4) {
347 _JobMessage(M_FATAL, "Invalid plugin backup path\n");
350 context->root_node = new root_node_t(context->path_bits[0]);
351 context->current_node = context->root_node;
357 _JobMessage(M_FATAL, "unknown event=%d\n", event->eventType);
359 bfuncs->getBaculaValue(ctx, bVarFDName, (void *)&name);
364 startBackupFile(bpContext *ctx, struct save_pkt *sp)
367 exchange_fd_context_t *context = (exchange_fd_context_t *)ctx->pContext;
368 node_t *current_node;
370 _DebugMessage(100, "startBackupFile, cmd = %s\n", sp->cmd);
371 if (sp->pkt_size != sizeof(struct save_pkt) || sp->pkt_end != sizeof(struct save_pkt)) {
372 _JobMessage(M_FATAL, "save_pkt size mismatch - sizeof(struct save_pkt) = %d, pkt_size = %d, pkt_end = %d\n", sizeof(struct save_pkt), sp->pkt_size, sp->pkt_end);
376 //context->root_node = new root_node_t(PLUGIN_PATH_PREFIX_BASE);
377 //context->current_node = context->root_node;
379 current_node = context->current_node;
380 retval = current_node->startBackupFile(context, sp);
381 if (retval == bRC_Seen)
383 } while (current_node != context->current_node);
384 _DebugMessage(100, "startBackupFile done - type = %d, fname = %s, retval = %d\n", sp->type, sp->fname, retval);
388 static bRC endBackupFile(bpContext *ctx)
391 exchange_fd_context_t *context = (exchange_fd_context_t *)ctx->pContext;
392 node_t *current_node;
394 _DebugMessage(100, "endBackupFile\n");
397 current_node = context->current_node;
398 retval = current_node->endBackupFile(context);
399 } while (current_node != context->current_node);
400 _DebugMessage(100, "endBackupFile done - retval = %d\n", retval);
407 static bRC pluginIO(bpContext *ctx, struct io_pkt *io)
410 exchange_fd_context_t *context = (exchange_fd_context_t *)ctx->pContext;
412 if (io->pkt_size != sizeof(struct io_pkt) || io->pkt_end != sizeof(struct io_pkt))
414 _JobMessage(M_FATAL, "io_pkt size mismatch - sizeof(struct io_pkt) = %d, pkt_size = %d, pkt_end = %d\n", sizeof(struct io_pkt), io->pkt_size, io->pkt_end);
419 _DebugMessage(100, "IO_OPEN\n");
420 retval = context->current_node->pluginIoOpen(context, io);
423 //_DebugMessage(100, "IO_READ buf=%p len=%d\n", io->buf, io->count);
424 retval = context->current_node->pluginIoRead(context, io);
427 //_DebugMessage(100, "IO_WRITE buf=%p len=%d\n", io->buf, io->count);
428 retval = context->current_node->pluginIoWrite(context, io);
431 _DebugMessage(100, "IO_CLOSE\n");
432 retval = context->current_node->pluginIoClose(context, io);
438 static bRC startRestoreFile(bpContext *ctx, const char *cmd)
440 exchange_fd_context_t *context = (exchange_fd_context_t *)ctx->pContext;
441 _DebugMessage(100, "startRestoreFile\n");
446 static bRC endRestoreFile(bpContext *ctx)
449 exchange_fd_context_t *context = (exchange_fd_context_t *)ctx->pContext;
450 node_t *current_node;
452 _DebugMessage(100, "endRestoreFile\n");
455 current_node = context->current_node;
456 retval = current_node->endRestoreFile(context);
457 } while (current_node != context->current_node);
458 _DebugMessage(100, "endRestoreFile done - retval = %d\n", retval);
462 static bRC createFile(bpContext *ctx, struct restore_pkt *rp)
465 exchange_fd_context_t *context = (exchange_fd_context_t *)ctx->pContext;
466 node_t *current_node;
472 _DebugMessage(100, "createFile - type = %d, ofname = %s\n", rp->type, rp->ofname);
473 if (rp->pkt_size != sizeof(struct restore_pkt) || rp->pkt_end != sizeof(struct restore_pkt))
475 _JobMessage(M_FATAL, "restore_pkt size mismatch - sizeof(struct restore_pkt) = %d, pkt_size = %d, pkt_end = %d\n", sizeof(struct restore_pkt), rp->pkt_size, rp->pkt_end);
479 for (i = 0; i < 6; i++)
481 context->path_bits[i] = NULL;
484 path_bits = splitString((char *)rp->ofname, '/', 7, &count);
486 _DebugMessage(100, "count = %d\n", count);
488 for (i = 1; i < count; i++)
490 _DebugMessage(150, "%d = '%s'\n", i, path_bits[i]);
491 context->path_bits[i - 1] = path_bits[i];
494 if (context->current_node == NULL)
496 context->root_node = new root_node_t(context->path_bits[0]);
497 context->current_node = context->root_node;
501 current_node = context->current_node;
502 retval = current_node->createFile(context, rp);
503 } while (current_node != context->current_node);
504 _DebugMessage(100, "createFile done - retval = %d\n", retval);
508 static bRC setFileAttributes(bpContext *ctx, struct restore_pkt *rp)
510 exchange_fd_context_t *context = (exchange_fd_context_t *)ctx->pContext;
511 _DebugMessage(100, "setFileAttributes\n");