/*
* Job control and execution for Storage Daemon
*
+ * Kern Sibbald, MM
+ *
* Version $Id$
*
*/
/*
- Copyright (C) 2000, 2001, 2002 Kern Sibbald and John Walker
+ Copyright (C) 2000-2006 Kern Sibbald
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 2 of
- the License, or (at your option) any later version.
+ modify it under the terms of the GNU General Public License
+ version 2 as amended with additional clauses defined in the
+ file LICENSE in the main source directory.
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, write to the Free
- Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- MA 02111-1307, USA.
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ the file LICENSE for additional details.
*/
#include "bacula.h"
#include "stored.h"
+static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
+
/* Imported variables */
extern uint32_t VolSessionTime;
/* Imported functions */
extern uint32_t newVolSessionId();
-
-/* Forward referenced functions */
-static int use_device_cmd(JCR *jcr);
+extern bool do_mac(JCR *jcr);
/* Requests from the Director daemon */
-static char jobcmd[] = "JobId=%d job=%127s job_name=%127s client_name=%127s \
-type=%d level=%d FileSet=%127s NoAttr=%d SpoolAttr=%d\n";
-static char use_device[] = "use device=%s media_type=%s pool_name=%s pool_type=%s\n";
+static char jobcmd[] = "JobId=%d job=%127s job_name=%127s client_name=%127s "
+ "type=%d level=%d FileSet=%127s NoAttr=%d SpoolAttr=%d FileSetMD5=%127s "
+ "SpoolData=%d WritePartAfterJob=%d PreferMountedVols=%d\n";
+
/* Responses sent to Director daemon */
static char OKjob[] = "3000 OK Job SDid=%u SDtime=%u Authorization=%s\n";
-static char OK_device[] = "3000 OK use device\n";
-static char NO_device[] = "3904 Device %s not available\n";
-static char BAD_use[] = "3903 Bad use command: %s\n";
-static char BAD_job[] = "3905 Bad Job command: %s\n";
-
-
+static char BAD_job[] = "3915 Bad Job command. stat=%d CMD: %s\n";
+//static char OK_query[] = "3001 OK query\n";
+//static char NO_query[] = "3918 Query failed\n";
+//static char BAD_query[] = "3917 Bad query command: %s\n";
/*
* Director requests us to start a job
* - Return when the connection is terminated or
* there is an error.
*/
-int job_cmd(JCR *jcr)
+bool job_cmd(JCR *jcr)
{
- int JobId, errstat;
+ int JobId;
char auth_key[100];
BSOCK *dir = jcr->dir_bsock;
- POOLMEM *job_name, *client_name, *job, *fileset_name;
- int JobType, level, spool_attributes, no_attributes;
- struct timeval tv;
- struct timezone tz;
- struct timespec timeout;
+ POOL_MEM job_name, client_name, job, fileset_name, fileset_md5;
+ int JobType, level, spool_attributes, no_attributes, spool_data;
+ int write_part_after_job, PreferMountedVols;
+ int stat;
+ JCR *ojcr;
/*
* Get JobId and permissions from Director
*/
-
- Dmsg1(130, "Job_cmd: %s\n", dir->msg);
- job = get_memory(dir->msglen);
- job_name = get_memory(dir->msglen);
- client_name = get_memory(dir->msglen);
- fileset_name = get_memory(dir->msglen);
- if (sscanf(dir->msg, jobcmd, &JobId, job, job_name, client_name,
- &JobType, &level, fileset_name, &no_attributes,
- &spool_attributes) != 9) {
- bnet_fsend(dir, BAD_job, dir->msg);
- Emsg1(M_FATAL, 0, _("Bad Job Command from Director: %s\n"), dir->msg);
- free_memory(job);
- free_memory(job_name);
- free_memory(client_name);
- free_memory(fileset_name);
- jcr->JobStatus = JS_ErrorTerminated;
- return 0;
+ Dmsg1(100, "<dird: %s", dir->msg);
+ stat = sscanf(dir->msg, jobcmd, &JobId, job.c_str(), job_name.c_str(),
+ client_name.c_str(),
+ &JobType, &level, fileset_name.c_str(), &no_attributes,
+ &spool_attributes, fileset_md5.c_str(), &spool_data,
+ &write_part_after_job, &PreferMountedVols);
+ if (stat != 13) {
+ pm_strcpy(jcr->errmsg, dir->msg);
+ bnet_fsend(dir, BAD_job, stat, jcr->errmsg);
+ Dmsg1(100, ">dird: %s", dir->msg);
+ set_jcr_job_status(jcr, JS_ErrorTerminated);
+ return false;
+ }
+ /*
+ * Since this job could be rescheduled, we
+ * check to see if we have it already. If so
+ * free the old jcr and use the new one.
+ */
+ ojcr = get_jcr_by_full_name(job.c_str());
+ if (ojcr && !ojcr->authenticated) {
+ Dmsg2(100, "Found ojcr=0x%x Job %s\n", (unsigned)(long)ojcr, job.c_str());
+ free_jcr(ojcr);
}
jcr->JobId = JobId;
jcr->VolSessionId = newVolSessionId();
jcr->VolSessionTime = VolSessionTime;
- strcpy(jcr->Job, job);
+ bstrncpy(jcr->Job, job, sizeof(jcr->Job));
unbash_spaces(job_name);
- jcr->job_name = get_memory(strlen(job_name) + 1);
- strcpy(jcr->job_name, job_name);
+ jcr->job_name = get_pool_memory(PM_NAME);
+ pm_strcpy(jcr->job_name, job_name);
unbash_spaces(client_name);
- jcr->client_name = get_memory(strlen(client_name) + 1);
- strcpy(jcr->client_name, client_name);
+ jcr->client_name = get_pool_memory(PM_NAME);
+ pm_strcpy(jcr->client_name, client_name);
unbash_spaces(fileset_name);
- jcr->fileset_name = get_memory(strlen(fileset_name) + 1);
- strcpy(jcr->fileset_name, fileset_name);
+ jcr->fileset_name = get_pool_memory(PM_NAME);
+ pm_strcpy(jcr->fileset_name, fileset_name);
jcr->JobType = JobType;
jcr->JobLevel = level;
jcr->no_attributes = no_attributes;
jcr->spool_attributes = spool_attributes;
- free_memory(job);
- free_memory(job_name);
- free_memory(client_name);
- free_memory(fileset_name);
-
- /* Initialize FD start condition variable */
- if ((errstat = pthread_cond_init(&jcr->job_start_wait, NULL)) != 0) {
- Emsg1(M_FATAL, 0, _("Unable to init job cond variable: ERR=%s\n"), strerror(errstat));
- jcr->JobStatus = JS_ErrorTerminated;
- return 0;
- }
- jcr->authenticated = FALSE;
+ jcr->spool_data = spool_data;
+ jcr->write_part_after_job = write_part_after_job;
+ jcr->fileset_md5 = get_pool_memory(PM_NAME);
+ pm_strcpy(jcr->fileset_md5, fileset_md5);
+ jcr->PreferMountedVols = PreferMountedVols;
+
+ jcr->authenticated = false;
/*
* Pass back an authorization key for the File daemon
*/
- gettimeofday(&tv, &tz);
- srandom(tv.tv_usec + tv.tv_sec);
- sprintf(auth_key, "%ld", (long)random());
+ make_session_key(auth_key, NULL, 1);
bnet_fsend(dir, OKjob, jcr->VolSessionId, jcr->VolSessionTime, auth_key);
- Dmsg1(110, ">dird: %s", dir->msg);
+ Dmsg1(100, ">dird: %s", dir->msg);
jcr->sd_auth_key = bstrdup(auth_key);
+ memset(auth_key, 0, sizeof(auth_key));
+ generate_daemon_event(jcr, "JobStart");
+ return true;
+}
- /*
- * Wait for the device, media, and pool information
- */
- if (!use_device_cmd(jcr)) {
- jcr->JobStatus = JS_ErrorTerminated;
- return 0;
+bool run_cmd(JCR *jcr)
+{
+ struct timeval tv;
+ struct timezone tz;
+ struct timespec timeout;
+ int errstat;
+
+ Dmsg1(200, "Run_cmd: %s\n", jcr->dir_bsock->msg);
+ /* The following jobs don't need the FD */
+ switch (jcr->JobType) {
+ case JT_MIGRATE:
+ case JT_COPY:
+ case JT_ARCHIVE:
+ jcr->authenticated = true;
+ do_mac(jcr);
+ return false;
}
- jcr->JobStatus = JS_WaitFD; /* wait for FD to connect */
+ set_jcr_job_status(jcr, JS_WaitFD); /* wait for FD to connect */
dir_send_job_status(jcr);
gettimeofday(&tv, &tz);
- timeout.tv_nsec = tv.tv_usec * 1000;
- timeout.tv_sec = tv.tv_sec + 30 * 60; /* wait 30 minutes */
-
+ timeout.tv_nsec = tv.tv_usec * 1000;
+ timeout.tv_sec = tv.tv_sec + 30 * 60; /* wait 30 minutes */
- Dmsg1(200, "%s waiting on job_start_wait\n", jcr->Job);
- P(jcr->mutex);
- for ( ;!job_cancelled(jcr); ) {
- errstat = pthread_cond_timedwait(&jcr->job_start_wait, &jcr->mutex, &timeout);
+ Dmsg1(100, "%s waiting on FD to contact SD\n", jcr->Job);
+ /*
+ * Wait for the File daemon to contact us to start the Job,
+ * when he does, we will be released, unless the 30 minutes
+ * expires.
+ */
+ P(mutex);
+ for ( ;!job_canceled(jcr); ) {
+ errstat = pthread_cond_timedwait(&jcr->job_start_wait, &mutex, &timeout);
if (errstat == 0 || errstat == ETIMEDOUT) {
- break;
+ break;
}
}
- V(jcr->mutex);
+ V(mutex);
- if (jcr->authenticated && !job_cancelled(jcr)) {
- run_job(jcr); /* Run the job */
+ memset(jcr->sd_auth_key, 0, strlen(jcr->sd_auth_key));
+
+ if (jcr->authenticated && !job_canceled(jcr)) {
+ Dmsg1(100, "Running job %s\n", jcr->Job);
+ run_job(jcr); /* Run the job */
}
- return 0;
+ return false;
}
/*
- * This entry point is only called if we have a separate
- * Storage Daemon Data port. Otherwise, the connection
- * is made to the main port, and if it is a File daemon
- * calling, handl_filed_connection() is called directly.
+ * After receiving a connection (in job.c) if it is
+ * from the File daemon, this routine is called.
*/
-void connection_from_filed(void *arg)
-{
- BSOCK *fd = (BSOCK *)arg;
- char job_name[MAX_NAME_LENGTH];
-
- Dmsg0(110, "enter connection_from_filed\n");
- if (bnet_recv(fd) <= 0) {
- Emsg0(M_FATAL, 0, _("Unable to authenticate Client.\n"));
- return;
- }
- Dmsg1(100, "got: %s\n", fd->msg);
-
- if (sscanf(fd->msg, "Hello Start Job %127s\n", job_name) != 1) {
- Emsg1(M_FATAL, 0, _("Authentication failure: %s\n"), fd->msg);
- return;
- }
- handle_filed_connection(fd, job_name);
- return;
-}
-
void handle_filed_connection(BSOCK *fd, char *job_name)
{
JCR *jcr;
+ bmicrosleep(0, 50000); /* wait 50 millisecs */
if (!(jcr=get_jcr_by_full_name(job_name))) {
Jmsg1(NULL, M_FATAL, 0, _("Job name not found: %s\n"), job_name);
+ Dmsg1(100, "Job name not found: %s\n", job_name);
return;
}
jcr->file_bsock = fd;
- jcr->file_bsock->jcr = (void *)jcr;
+ jcr->file_bsock->jcr = jcr;
Dmsg1(110, "Found Job %s\n", job_name);
if (jcr->authenticated) {
- Pmsg2(000, "Hey!!!! JobId %d Job %s already authenticated.\n",
- jcr->JobId, jcr->Job);
+ Jmsg2(jcr, M_FATAL, 0, _("Hey!!!! JobId %u Job %s already authenticated.\n"),
+ jcr->JobId, jcr->Job);
+ free_jcr(jcr);
+ return;
}
-
+
/*
* Authenticate the File daemon
*/
Dmsg1(100, "Authentication failed Job %s\n", jcr->Job);
Jmsg(jcr, M_FATAL, 0, _("Unable to authenticate File daemon\n"));
} else {
- jcr->authenticated = TRUE;
+ jcr->authenticated = true;
Dmsg1(110, "OK Authentication Job %s\n", jcr->Job);
}
- P(jcr->mutex);
if (!jcr->authenticated) {
- jcr->JobStatus = JS_ErrorTerminated;
+ set_jcr_job_status(jcr, JS_ErrorTerminated);
}
pthread_cond_signal(&jcr->job_start_wait); /* wake waiting job */
- V(jcr->mutex);
free_jcr(jcr);
return;
}
-/*
- * Use Device command from Director
- * He tells is what Device Name to use, the Media Type,
- * the Pool Name, and the Pool Type.
+#ifdef needed
+/*
+ * Query Device command from Director
+ * Sends Storage Daemon's information on the device to the
+ * caller (presumably the Director).
+ * This command always returns "true" so that the line is
+ * not closed on an error.
*
- * Ensure that the device exists and is opened, then store
- * the media and pool info in the JCR.
*/
-static int use_device_cmd(JCR *jcr)
+bool query_cmd(JCR *jcr)
{
- POOLMEM *dev_name, *media_type, *pool_name, *pool_type;
+ POOL_MEM dev_name, VolumeName, MediaType, ChangerName;
BSOCK *dir = jcr->dir_bsock;
DEVRES *device;
+ AUTOCHANGER *changer;
+ bool ok;
- if (bnet_recv(dir) <= 0) {
- Emsg0(M_FATAL, 0, "No Device from Director\n");
- return 0;
- }
-
- Dmsg1(120, "Use device: %s", dir->msg);
- dev_name = get_memory(dir->msglen);
- media_type = get_memory(dir->msglen);
- pool_name = get_memory(dir->msglen);
- pool_type = get_memory(dir->msglen);
- if (sscanf(dir->msg, use_device, dev_name, media_type, pool_name, pool_type) == 4) {
+ Dmsg1(100, "Query_cmd: %s", dir->msg);
+ ok = sscanf(dir->msg, query_device, dev_name.c_str()) == 1;
+ Dmsg1(100, "<dird: %s\n", dir->msg);
+ if (ok) {
unbash_spaces(dev_name);
- unbash_spaces(media_type);
- unbash_spaces(pool_name);
- unbash_spaces(pool_type);
- device = NULL;
- LockRes();
- while ((device=(DEVRES *)GetNextRes(R_DEVICE, (RES *)device))) {
- /* Find resource, and make sure we were able to open it */
- if (strcmp(device->hdr.name, dev_name) == 0 && device->dev) {
- Dmsg1(120, "Found device %s\n", device->hdr.name);
- jcr->pool_name = get_memory(strlen(pool_name) + 1);
- strcpy(jcr->pool_name, pool_name);
- jcr->pool_type = get_memory(strlen(pool_type) + 1);
- strcpy(jcr->pool_type, pool_type);
- jcr->media_type = get_memory(strlen(media_type) + 1);
- strcpy(jcr->media_type, media_type);
- jcr->dev_name = get_memory(strlen(dev_name) + 1);
- strcpy(jcr->dev_name, dev_name);
- jcr->device = device;
- Dmsg4(120, use_device, dev_name, media_type, pool_name, pool_type);
- free_memory(dev_name);
- free_memory(media_type);
- free_memory(pool_name);
- free_memory(pool_type);
- UnlockRes();
- return bnet_fsend(dir, OK_device);
- }
+ foreach_res(device, R_DEVICE) {
+ /* Find resource, and make sure we were able to open it */
+ if (fnmatch(dev_name.c_str(), device->hdr.name, 0) == 0) {
+ if (!device->dev) {
+ device->dev = init_dev(jcr, device);
+ }
+ if (!device->dev) {
+ break;
+ }
+ ok = dir_update_device(jcr, device->dev);
+ if (ok) {
+ ok = bnet_fsend(dir, OK_query);
+ } else {
+ bnet_fsend(dir, NO_query);
+ }
+ return ok;
+ }
}
- UnlockRes();
- Jmsg(jcr, M_FATAL, 0, _("Requested device %s not found. Cannot continue.\n"),
- dev_name);
- bnet_fsend(dir, NO_device, dev_name);
+ foreach_res(changer, R_AUTOCHANGER) {
+ /* Find resource, and make sure we were able to open it */
+ if (fnmatch(dev_name.c_str(), changer->hdr.name, 0) == 0) {
+ if (!changer->device || changer->device->size() == 0) {
+ continue; /* no devices */
+ }
+ ok = dir_update_changer(jcr, changer);
+ if (ok) {
+ ok = bnet_fsend(dir, OK_query);
+ } else {
+ bnet_fsend(dir, NO_query);
+ }
+ return ok;
+ }
+ }
+ /* If we get here, the device/autochanger was not found */
+ unbash_spaces(dir->msg);
+ pm_strcpy(jcr->errmsg, dir->msg);
+ bnet_fsend(dir, NO_device, dev_name.c_str());
+ Dmsg1(100, ">dird: %s\n", dir->msg);
} else {
- Jmsg(jcr, M_FATAL, 0, _("store<dir: Bad Use Device command: %s\n"), dir->msg);
- bnet_fsend(dir, BAD_use, dir->msg);
+ unbash_spaces(dir->msg);
+ pm_strcpy(jcr->errmsg, dir->msg);
+ bnet_fsend(dir, BAD_query, jcr->errmsg);
+ Dmsg1(100, ">dird: %s\n", dir->msg);
}
- free_memory(dev_name);
- free_memory(media_type);
- free_memory(pool_name);
- free_memory(pool_type);
- return 0; /* ERROR return */
+ return true;
}
-/*
+#endif
+
+
+/*
* Destroy the Job Control Record and associated
* resources (sockets).
*/
-void stored_free_jcr(JCR *jcr)
+void stored_free_jcr(JCR *jcr)
{
+ Dmsg1(900, "stored_free_jcr JobId=%u\n", jcr->JobId);
if (jcr->file_bsock) {
bnet_close(jcr->file_bsock);
- }
- if (jcr->pool_name) {
- free_memory(jcr->pool_name);
- }
- if (jcr->pool_type) {
- free_memory(jcr->pool_type);
- }
- if (jcr->media_type) {
- free_memory(jcr->media_type);
- }
- if (jcr->dev_name) {
- free_memory(jcr->dev_name);
+ jcr->file_bsock = NULL;
}
if (jcr->job_name) {
free_pool_memory(jcr->job_name);
if (jcr->fileset_name) {
free_memory(jcr->fileset_name);
}
+ if (jcr->fileset_md5) {
+ free_memory(jcr->fileset_md5);
+ }
if (jcr->bsr) {
free_bsr(jcr->bsr);
jcr->bsr = NULL;
free_pool_memory(jcr->RestoreBootstrap);
jcr->RestoreBootstrap = NULL;
}
- if (jcr->next_dev && jcr->prev_dev) {
+ if (jcr->next_dev || jcr->prev_dev) {
Emsg0(M_FATAL, 0, _("In free_jcr(), but still attached to device!!!!\n"));
}
-
+ pthread_cond_destroy(&jcr->job_start_wait);
+ if (jcr->dcrs) {
+ delete jcr->dcrs;
+ }
+ jcr->dcrs = NULL;
+ if (jcr->dcr) {
+ free_dcr(jcr->dcr);
+ jcr->dcr = NULL;
+ }
+ if (jcr->read_dcr) {
+ free_dcr(jcr->read_dcr);
+ jcr->read_dcr = NULL;
+ }
+
+ if (jcr->read_store) {
+ DIRSTORE *store;
+ foreach_alist(store, jcr->read_store) {
+ delete store->device;
+ delete store;
+ }
+ delete jcr->read_store;
+ jcr->read_store = NULL;
+ }
+ if (jcr->write_store) {
+ DIRSTORE *store;
+ foreach_alist(store, jcr->write_store) {
+ delete store->device;
+ delete store;
+ }
+ delete jcr->write_store;
+ jcr->write_store = NULL;
+ }
+
return;
}