X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=bacula%2Fsrc%2Fstored%2Fmount.c;h=6175d8bc2611a8600de8da755da00ba3568e9a26;hb=a839f0af80ae757becd93b472d39cad6955b6351;hp=fa7dd67f0f40c57233f4c8a80378fb3f14cbf6b5;hpb=4bc0dde91d96b026b76ceb1b0faf525185f909f5;p=bacula%2Fbacula diff --git a/bacula/src/stored/mount.c b/bacula/src/stored/mount.c index fa7dd67f0f..6175d8bc26 100644 --- a/bacula/src/stored/mount.c +++ b/bacula/src/stored/mount.c @@ -4,39 +4,53 @@ * writing. * * Kern Sibbald, August MMII - * + * * Version $Id$ */ /* - Copyright (C) 2000-2003 Kern Sibbald and John Walker + Bacula® - The Network Backup Solution + + Copyright (C) 2002-2007 Free Software Foundation Europe e.V. - 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. + The main author of Bacula is Kern Sibbald, with contributions from + many others, a complete list can be found in the file AUTHORS. + This program is Free Software; you can redistribute it and/or + modify it under the terms of version two of the GNU General Public + License as published by the Free Software Foundation plus additions + that are listed in the file LICENSE. - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of + 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. + 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., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301, USA. - */ + Bacula® is a registered trademark of John Walker. + The licensor of Bacula is the Free Software Foundation Europe + (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich, + Switzerland, email:ftf@fsfeurope.org. +*/ #include "bacula.h" /* pull in global headers */ #include "stored.h" /* pull in Storage Deamon headers */ -/* Forward referenced routines */ -static void mark_volume_in_error(JCR *jcr, DEVICE *dev); +static void mark_volume_not_inchanger(DCR *dcr); +static int try_autolabel(DCR *dcr, bool opened); +enum { + try_next_vol = 1, + try_read_vol, + try_error, + try_default +}; /* - * If release is set, we rewind the current volume, - * which we no longer want, and ask the user (console) + * If release is set, we rewind the current volume, + * which we no longer want, and ask the user (console) * to mount the next volume. * * Continue trying until we get it, and then ensure @@ -46,286 +60,311 @@ static void mark_volume_in_error(JCR *jcr, DEVICE *dev); * impossible to get the requested Volume. * */ -int mount_next_write_volume(JCR *jcr, DEVICE *dev, DEV_BLOCK *block, int release) +bool mount_next_write_volume(DCR *dcr, bool release) { int retry = 0; bool ask = false, recycle, autochanger; int vol_label_status; + DEVICE *dev = dcr->dev; + JCR *jcr = dcr->jcr; + DEV_BLOCK *block = dcr->block; + int mode; + + Dmsg2(150, "Enter mount_next_volume(release=%d) dev=%s\n", release, + dev->print_name()); - Dmsg0(100, "Enter mount_next_volume()\n"); + init_device_wait_timers(dcr); - /* + /* * Attempt to mount the next volume. If something non-fatal goes * wrong, we come back here to re-try (new op messages, re-read * Volume, ...) */ mount_next_vol: - if (retry++ > 5) { - Jmsg(jcr, M_FATAL, 0, _("Too many errors trying to mount device %s.\n"), - dev_name(dev)); - return 0; + Dmsg1(150, "mount_next_vol retry=%d\n", retry); + /* Ignore retry if this is poll request */ + if (!dev->poll && retry++ > 4) { + /* Last ditch effort before giving up, force operator to respond */ + dcr->VolCatInfo.Slot = 0; + if (!dir_ask_sysop_to_mount_volume(dcr)) { + Jmsg(jcr, M_FATAL, 0, _("Too many errors trying to mount device %s.\n"), + dev->print_name()); + return false; + } } if (job_canceled(jcr)) { Jmsg(jcr, M_FATAL, 0, _("Job %d canceled.\n"), jcr->JobId); - return 0; + return false; } - autochanger = false; /* Assume no autochanger */ recycle = false; if (release) { - Dmsg0(100, "mount_next_volume release=1\n"); - release_volume(jcr, dev); - ask = true; /* ask operator to mount tape */ + Dmsg0(150, "mount_next_volume release=1\n"); + release_volume(dcr); + ask = true; /* ask operator to mount tape */ } - /* - * Get Director's idea of what tape we should have mounted. - * in jcr->VolCatInfo + /* + * Get Director's idea of what tape we should have mounted. + * in dcr->VolCatInfo */ - Dmsg0(100, "Before dir_find_next\n"); - if (!dir_find_next_appendable_volume(jcr)) { - Dmsg0(100, "not dir_find_next\n"); - if (!dir_ask_sysop_to_mount_next_volume(jcr, dev)) { - return 0; + Dmsg0(200, "Before dir_find_next_appendable_volume.\n"); + while (!dir_find_next_appendable_volume(dcr)) { + Dmsg0(200, "not dir_find_next\n"); + if (!dir_ask_sysop_to_create_appendable_volume(dcr)) { + return false; } + Dmsg0(200, "Again dir_find_next_append...\n"); } - Dmsg2(100, "After find_next_append. Vol=%s Slot=%d\n", - jcr->VolCatInfo.VolCatName, jcr->VolCatInfo.Slot); - - /* + if (job_canceled(jcr)) { + return false; + } + Dmsg3(150, "After find_next_append. Vol=%s Slot=%d Parts=%d\n", + dcr->VolCatInfo.VolCatName, dcr->VolCatInfo.Slot, dcr->VolCatInfo.VolCatParts); + + /* * Get next volume and ready it for append * This code ensures that the device is ready for * writing. We start from the assumption that there - * may not be a tape mounted. + * may not be a tape mounted. * * If the device is a file, we create the output * file. If it is a tape, we check the volume name * and move the tape to the end of data. * - * It assumes that the device is not already in use! - * */ - dev->state &= ~(ST_APPEND|ST_READ|ST_EOT|ST_WEOT|ST_EOF); - - autochanger = autoload_device(jcr, dev, 1, NULL); - Dmsg1(100, "autoload_dev returns %d\n", autochanger); + if (autoload_device(dcr, 1, NULL) > 0) { + autochanger = true; + ask = false; + } else { + autochanger = false; + dcr->VolCatInfo.Slot = 0; + } + Dmsg1(200, "autoload_dev returns %d\n", autochanger); /* * If we autochanged to correct Volume or (we have not just - * released the Volume AND we can automount) we go ahead - * and read the label. If there is no tape in the drive, - * we will err, recurse and ask the operator the next time. + * released the Volume AND we can automount) we go ahead + * and read the label. If there is no tape in the drive, + * we will err, recurse and ask the operator the next time. */ - if (autochanger || (!release && dev_is_tape(dev) && dev_cap(dev, CAP_AUTOMOUNT))) { + if (!release && dev->is_tape() && dev->has_cap(CAP_AUTOMOUNT)) { + Dmsg0(150, "(1)Ask=0\n"); ask = false; /* don't ask SYSOP this time */ } - Dmsg2(100, "Ask=%d autochanger=%d\n", ask, autochanger); + /* Don't ask if not removable */ + if (!dev->is_removable()) { + Dmsg0(150, "(2)Ask=0\n"); + ask = false; + } + Dmsg2(150, "Ask=%d autochanger=%d\n", ask, autochanger); release = true; /* release next time if we "recurse" */ - if (ask && !dir_ask_sysop_to_mount_next_volume(jcr, dev)) { - Dmsg0(100, "Error return ask_sysop ...\n"); - return 0; /* error return */ + if (ask && !dir_ask_sysop_to_mount_volume(dcr)) { + Dmsg0(150, "Error return ask_sysop ...\n"); + return false; /* error return */ } - Dmsg1(100, "want vol=%s\n", jcr->VolumeName); - - /* Open device */ - if (!(dev_state(dev, ST_OPENED))) { - int mode; - if (dev_cap(dev, CAP_STREAM)) { - mode = OPEN_WRITE_ONLY; - } else { - mode = OPEN_READ_WRITE; - } - if (open_dev(dev, jcr->VolCatInfo.VolCatName, mode) < 0) { - Jmsg2(jcr, M_FATAL, 0, _("Unable to open device %s. ERR=%s\n"), - dev_name(dev), strerror_dev(dev)); - return 0; - } + if (job_canceled(jcr)) { + return false; + } + Dmsg1(150, "want vol=%s\n", dcr->VolumeName); + + if (dev->poll && dev->has_cap(CAP_CLOSEONPOLL)) { + dev->close(); + } + + /* Ensure the device is open */ + if (dev->has_cap(CAP_STREAM)) { + mode = OPEN_WRITE_ONLY; + } else { + mode = OPEN_READ_WRITE; + } + /* Try autolabel if enabled */ + if (dev->open(dcr, mode) < 0) { + try_autolabel(dcr, false); /* try to create a new volume label */ + } + while (dev->open(dcr, mode) < 0) { + Dmsg1(150, "open_device failed: ERR=%s\n", dev->bstrerror()); + if ((dev->is_file() && dev->is_removable()) || dev->is_dvd()) { + bool ok = true; + Dmsg0(150, "call scan_dir_for_vol\n"); + if (dev->is_dvd()) { + if (!dev->mount(0)) { + ok = false; + } + } + if (ok && dev->scan_dir_for_volume(dcr)) { + if (dev->open(dcr, mode) >= 0) { + break; /* got a valid volume */ + } + } + if (ok && dev->is_dvd()) { + dev->unmount(0); + } + } + if (try_autolabel(dcr, false) == try_read_vol) { + break; /* created a new volume label */ + } + /* If DVD, ignore the error, very often you cannot open the device + * (when there is no DVD, or when the one inserted is a wrong one) */ + if (dev->poll || dev->is_dvd() || dev->is_removable()) { + goto mount_next_vol; + } else { + Jmsg(jcr, M_ERROR, 0, _("Could not open device %s: ERR=%s\n"), + dev->print_name(), dev->print_errmsg()); + return false; + } } /* * Now make sure we have the right tape mounted */ read_volume: - /* + /* * If we are writing to a stream device, ASSUME the volume label * is correct. */ - if (dev_cap(dev, CAP_STREAM)) { + if (dev->has_cap(CAP_STREAM)) { vol_label_status = VOL_OK; - create_volume_label(dev, jcr->VolumeName, "Default"); + create_volume_label(dev, dcr->VolumeName, "Default", false /* not DVD */); dev->VolHdr.LabelType = PRE_LABEL; } else { - vol_label_status = read_dev_volume_label(jcr, dev, block); + vol_label_status = read_dev_volume_label(dcr); + } + if (job_canceled(jcr)) { + return false; } - Dmsg2(100, "dirVol=%s dirStat=%s\n", jcr->VolumeName, - jcr->VolCatInfo.VolCatStatus); + Dmsg2(150, "Want dirVol=%s dirStat=%s\n", dcr->VolumeName, + dcr->VolCatInfo.VolCatStatus); /* * At this point, dev->VolCatInfo has what is in the drive, if anything, - * and jcr->VolCatInfo has what the Director wants. + * and dcr->VolCatInfo has what the Director wants. */ switch (vol_label_status) { case VOL_OK: - Dmsg1(100, "Vol OK name=%s\n", jcr->VolumeName); - memcpy(&dev->VolCatInfo, &jcr->VolCatInfo, sizeof(jcr->VolCatInfo)); + Dmsg1(150, "Vol OK name=%s\n", dcr->VolumeName); + dev->VolCatInfo = dcr->VolCatInfo; /* structure assignment */ recycle = strcmp(dev->VolCatInfo.VolCatStatus, "Recycle") == 0; - break; /* got a Volume */ + break; /* got a Volume */ case VOL_NAME_ERROR: - VOLUME_CAT_INFO VolCatInfo; + VOLUME_CAT_INFO dcrVolCatInfo, devVolCatInfo; + char VolumeName[MAX_NAME_LENGTH]; - Dmsg1(100, "Vol NAME Error Name=%s\n", jcr->VolumeName); - /* + /* If not removable, Volume is broken */ + if (!dev->is_removable()) { + Jmsg(jcr, M_WARNING, 0, _("Volume \"%s\" not on device %s.\n"), + dcr->VolumeName, dev->print_name()); + mark_volume_in_error(dcr); + goto mount_next_vol; + } + + Dmsg1(150, "Vol NAME Error Name=%s\n", dcr->VolumeName); + /* If polling and got a previous bad name, ignore it */ + if (dev->poll && strcmp(dev->BadVolName, dev->VolHdr.VolumeName) == 0) { + ask = true; + Dmsg1(200, "Vol Name error supress due to poll. Name=%s\n", dcr->VolumeName); + goto mount_next_vol; + } + /* * OK, we got a different volume mounted. First save the - * requested Volume info (jcr) structure, then query if + * requested Volume info (dcr) structure, then query if * this volume is really OK. If not, put back the desired - * volume name and continue. + * volume name, mark it not in changer and continue. */ - memcpy(&VolCatInfo, &jcr->VolCatInfo, sizeof(VolCatInfo)); + dcrVolCatInfo = dcr->VolCatInfo; /* structure assignment */ + devVolCatInfo = dev->VolCatInfo; /* structure assignment */ /* Check if this is a valid Volume in the pool */ - pm_strcpy(&jcr->VolumeName, dev->VolHdr.VolName); - if (!dir_get_volume_info(jcr, GET_VOL_INFO_FOR_WRITE)) { + bstrncpy(VolumeName, dcr->VolumeName, sizeof(VolumeName)); + bstrncpy(dcr->VolumeName, dev->VolHdr.VolumeName, sizeof(dcr->VolumeName)); + if (!dir_get_volume_info(dcr, GET_VOL_INFO_FOR_WRITE)) { + /* Restore desired volume name, note device info out of sync */ + /* This gets the info regardless of the Pool */ + bstrncpy(dcr->VolumeName, dev->VolHdr.VolumeName, sizeof(dcr->VolumeName)); + if (autochanger && !dir_get_volume_info(dcr, GET_VOL_INFO_FOR_READ)) { + /* + * If we get here, we know we cannot write on the Volume, + * and we know that we cannot read it either, so it + * is not in the autochanger. + */ + mark_volume_not_inchanger(dcr); + } + dev->VolCatInfo = devVolCatInfo; /* structure assignment */ + bstrncpy(dev->BadVolName, dev->VolHdr.VolumeName, sizeof(dev->BadVolName)); Jmsg(jcr, M_WARNING, 0, _("Director wanted Volume \"%s\".\n" " Current Volume \"%s\" not acceptable because:\n" " %s"), - VolCatInfo.VolCatName, dev->VolHdr.VolName, - jcr->dir_bsock->msg); - /* Restore desired volume name, note device info out of sync */ - memcpy(&jcr->VolCatInfo, &VolCatInfo, sizeof(jcr->VolCatInfo)); - ask = true; - goto mount_next_vol; + dcrVolCatInfo.VolCatName, dev->VolHdr.VolumeName, + jcr->dir_bsock->msg); + ask = true; + /* Restore saved DCR before continuing */ + bstrncpy(dcr->VolumeName, VolumeName, sizeof(dcr->VolumeName)); + dcr->VolCatInfo = dcrVolCatInfo; /* structure assignment */ + goto mount_next_vol; } - Dmsg1(100, "want new name=%s\n", jcr->VolumeName); - memcpy(&dev->VolCatInfo, &jcr->VolCatInfo, sizeof(dev->VolCatInfo)); + /* + * This was not the volume we expected, but it is OK with + * the Director, so use it. + */ + Dmsg1(150, "want new name=%s\n", dcr->VolumeName); + dev->VolCatInfo = dcr->VolCatInfo; /* structure assignment */ recycle = strcmp(dev->VolCatInfo.VolCatStatus, "Recycle") == 0; - break; /* got a Volume */ + break; /* got a Volume */ /* * At this point, we assume we have a blank tape mounted. */ - case VOL_NO_LABEL: case VOL_IO_ERROR: - /* - * If permitted, we label the device, make sure we can do - * it by checking that the VolCatBytes is zero => not labeled, - * once the Volume is labeled we don't want to label another - * blank tape with the same name. For disk, we go ahead and - * label it anyway, because the OS insures that there is only - * one Volume with that name. - * As noted above, at this point jcr->VolCatInfo has what - * the Director wants and dev->VolCatInfo has info on the - * previous tape (or nothing). - */ - if (dev_cap(dev, CAP_LABEL) && (jcr->VolCatInfo.VolCatBytes == 0 || - (!dev_is_tape(dev) && strcmp(jcr->VolCatInfo.VolCatStatus, - "Recycle") == 0))) { - Dmsg0(100, "Create volume label\n"); - if (!write_volume_label_to_dev(jcr, (DEVRES *)dev->device, jcr->VolumeName, - jcr->pool_name)) { - Dmsg0(100, "!write_vol_label\n"); - goto mount_next_vol; - } - Dmsg0(100, "dir_update_vol_info. Set Append\n"); - /* Copy Director's info into the device info */ - memcpy(&dev->VolCatInfo, &jcr->VolCatInfo, sizeof(dev->VolCatInfo)); - dir_update_volume_info(jcr, dev, 1); /* indicate tape labeled */ - Jmsg(jcr, M_INFO, 0, _("Labeled new Volume \"%s\" on device %s.\n"), - jcr->VolumeName, dev_name(dev)); - goto read_volume; /* read label we just wrote */ - } + if (dev->is_dvd()) { + Jmsg(jcr, M_FATAL, 0, "%s", jcr->errmsg); + mark_volume_in_error(dcr); + return false; /* we could not write on DVD */ + } + /* Fall through wanted */ + case VOL_NO_LABEL: + switch (try_autolabel(dcr, true)) { + case try_next_vol: + goto mount_next_vol; + case try_read_vol: + goto read_volume; + case try_error: + return false; + case try_default: + break; + } + /* NOTE! Fall-through wanted. */ case VOL_NO_MEDIA: default: + Dmsg0(200, "VOL_NO_MEDIA or default.\n"); /* Send error message */ - Jmsg(jcr, M_WARNING, 0, "%s", jcr->errmsg); + if (!dev->poll) { + } else { + Dmsg1(200, "Msg suppressed by poll: %s\n", jcr->errmsg); + } ask = true; + /* Needed, so the medium can be changed */ + if (dev->requires_mount()) { + dev->close(); + } goto mount_next_vol; } - /* + /* * See if we have a fresh tape or a tape with data. * * Note, if the LabelType is PRE_LABEL, it was labeled * but never written. If so, rewrite the label but set as * VOL_LABEL. We rewind and return the label (reconstructed) * in the block so that in the case of a new tape, data can - * be appended just after the block label. If we are writing + * be appended just after the block label. If we are writing * a second volume, the calling routine will write the label * before writing the overflow block. * * If the tape is marked as Recycle, we rewrite the label. */ if (dev->VolHdr.LabelType == PRE_LABEL || recycle) { - Dmsg1(190, "ready_for_append found freshly labeled volume. dev=%x\n", dev); - dev->VolHdr.LabelType = VOL_LABEL; /* set Volume label */ - write_volume_label_to_block(jcr, dev, block); - /* - * If we are not dealing with a streaming device, - * write the block now to ensure we have write permission. - * It is better to find out now rather than later. - */ - if (!dev_cap(dev, CAP_STREAM)) { - if (!rewind_dev(dev)) { - Jmsg2(jcr, M_WARNING, 0, _("Rewind error on device %s. ERR=%s\n"), - dev_name(dev), strerror_dev(dev)); - } - if (recycle) { - if (!truncate_dev(dev)) { - Jmsg2(jcr, M_WARNING, 0, _("Truncate error on device %s. ERR=%s\n"), - dev_name(dev), strerror_dev(dev)); - } - } - /* Attempt write to check write permission */ - if (!write_block_to_dev(jcr, dev, block)) { - Jmsg2(jcr, M_ERROR, 0, _("Unable to write device %s. ERR=%s\n"), - dev_name(dev), strerror_dev(dev)); - goto mount_next_vol; - } - /* - * We do not return the label in the block, because if we are - * running multiple simultaneous jobs, once we release the lock - * some other thread may write his block over the label. So, - * we simply write it definitively now. - */ -#ifdef needed - if (!rewind_dev(dev)) { - Jmsg2(jcr, M_ERROR, 0, _("Unable to rewind device %s. ERR=%s\n"), - dev_name(dev), strerror_dev(dev)); - goto mount_next_vol; - } - - /* Recreate a correct volume label and return it in the block */ - write_volume_label_to_block(jcr, dev, block); -#endif - } - /* Set or reset Volume statistics */ - dev->VolCatInfo.VolCatJobs = 0; - dev->VolCatInfo.VolCatFiles = 0; - dev->VolCatInfo.VolCatBytes = 1; - dev->VolCatInfo.VolCatErrors = 0; - dev->VolCatInfo.VolCatBlocks = 0; - dev->VolCatInfo.VolCatRBytes = 0; - if (recycle) { - dev->VolCatInfo.VolCatMounts++; - dev->VolCatInfo.VolCatRecycles++; - } else { - dev->VolCatInfo.VolCatMounts = 1; - dev->VolCatInfo.VolCatRecycles = 0; - dev->VolCatInfo.VolCatWrites = 1; - dev->VolCatInfo.VolCatReads = 1; - } - Dmsg0(100, "dir_update_vol_info. Set Append\n"); - bstrncpy(dev->VolCatInfo.VolCatStatus, "Append", sizeof(dev->VolCatInfo.VolCatStatus)); - dir_update_volume_info(jcr, dev, 1); /* indicate doing relabel */ - if (recycle) { - Jmsg(jcr, M_INFO, 0, _("Recycled volume \"%s\" on device %s, all previous data lost.\n"), - jcr->VolumeName, dev_name(dev)); - } else { - Jmsg(jcr, M_INFO, 0, _("Wrote label to prelabeled Volume \"%s\" on device %s\n"), - jcr->VolumeName, dev_name(dev)); + if (!rewrite_volume_label(dcr, recycle)) { + mark_volume_in_error(dcr); + goto mount_next_vol; } - /* - * End writing real Volume label (from pre-labeled tape), or recycling - * the volume. - */ - } else { /* * OK, at this point, we have a valid Bacula label, but @@ -334,103 +373,249 @@ read_volume: */ Dmsg0(200, "Device previously written, moving to end of data\n"); Jmsg(jcr, M_INFO, 0, _("Volume \"%s\" previously written, moving to end of data.\n"), - jcr->VolumeName); - if (!eod_dev(dev)) { - Jmsg(jcr, M_ERROR, 0, _("Unable to position to end of data %s. ERR=%s\n"), - dev_name(dev), strerror_dev(dev)); - mark_volume_in_error(jcr, dev); - goto mount_next_vol; + dcr->VolumeName); + if (!dev->eod(dcr)) { + Jmsg(jcr, M_ERROR, 0, _("Unable to position to end of data on device %s: ERR=%s\n"), + dev->print_name(), dev->bstrerror()); + mark_volume_in_error(dcr); + goto mount_next_vol; + } + if (dev->is_dvd()) { + char ed1[50], ed2[50]; + if (dev->VolCatInfo.VolCatBytes == dev->part_start + dev->part_size) { + Jmsg(jcr, M_INFO, 0, _("Ready to append to end of Volume \"%s\"" + " part=%d size=%s\n"), dcr->VolumeName, + dev->part, edit_uint64(dev->VolCatInfo.VolCatBytes,ed1)); + } else { + Jmsg(jcr, M_ERROR, 0, _("I cannot write on Volume \"%s\" because: " + "The sizes do not match! Volume=%s Catalog=%s\n"), + dcr->VolumeName, + edit_uint64(dev->part_start + dev->part_size, ed1), + edit_uint64(dev->VolCatInfo.VolCatBytes, ed2)); + mark_volume_in_error(dcr); + goto mount_next_vol; + } } /* *****FIXME**** we should do some checking for files too */ - if (dev_is_tape(dev)) { - /* - * Check if we are positioned on the tape at the same place - * that the database says we should be. - */ - if (dev->VolCatInfo.VolCatFiles == dev_file(dev)) { - Jmsg(jcr, M_INFO, 0, _("Ready to append to end of Volume at file=%d.\n"), - dev_file(dev)); - } else { - Jmsg(jcr, M_ERROR, 0, _("I canot write on this volume because:\n\ -The number of files mismatch! Volume=%u Catalog=%u\n"), - dev_file(dev), dev->VolCatInfo.VolCatFiles); - mark_volume_in_error(jcr, dev); - goto mount_next_vol; - } + if (dev->is_tape()) { + /* + * Check if we are positioned on the tape at the same place + * that the database says we should be. + */ + if (dev->VolCatInfo.VolCatFiles == dev->get_file()) { + Jmsg(jcr, M_INFO, 0, _("Ready to append to end of Volume \"%s\" at file=%d.\n"), + dcr->VolumeName, dev->get_file()); + } else { + Jmsg(jcr, M_ERROR, 0, _("I cannot write on Volume \"%s\" because:\n" + "The number of files mismatch! Volume=%u Catalog=%u\n"), + dcr->VolumeName, dev->get_file(), dev->VolCatInfo.VolCatFiles); + mark_volume_in_error(dcr); + goto mount_next_vol; + } } - dev->VolCatInfo.VolCatMounts++; /* Update mounts */ - Dmsg1(100, "update volinfo mounts=%d\n", dev->VolCatInfo.VolCatMounts); - dir_update_volume_info(jcr, dev, 0); + dev->VolCatInfo.VolCatMounts++; /* Update mounts */ + Dmsg1(150, "update volinfo mounts=%d\n", dev->VolCatInfo.VolCatMounts); + if (!dir_update_volume_info(dcr, false)) { + return false; + } + + /* + * DVD : check if the last part was removed or truncated, or if a written + * part was overwritten. + * We need to do it after dir_update_volume_info, so we have the EndBlock + * info. (nb: I don't understand why VolCatFiles is set (used to check + * tape file number), but not EndBlock) + * Maybe could it be changed "dev->is_file()" (would remove the fixme above) + * + * Disabled: I had problems with this code... + * (maybe is it related to the seek bug ?) + */ +#ifdef xxx + if (dev->is_dvd()) { + Dmsg2(150, "DVD/File sanity check addr=%u vs endblock=%u\n", (unsigned int)dev->file_addr, (unsigned int)dev->VolCatInfo.EndBlock); + if (dev->file_addr == dev->VolCatInfo.EndBlock+1) { + Jmsg(jcr, M_INFO, 0, _("Ready to append to end of Volume \"%s\" at file address=%u.\n"), + dcr->VolumeName, (unsigned int)dev->file_addr); + } + else { + Jmsg(jcr, M_ERROR, 0, _("I cannot write on Volume \"%s\" because:\n" + "The EOD file address is wrong: Volume file address=%u != Catalog Endblock=%u(+1)\n" + "You probably removed DVD last part in spool directory.\n"), + dcr->VolumeName, (unsigned int)dev->file_addr, (unsigned int)dev->VolCatInfo.EndBlock); + mark_volume_in_error(dcr); + goto mount_next_vol; + } + } +#endif + /* Return an empty block */ - empty_block(block); /* we used it for reading so set for write */ + empty_block(block); /* we used it for reading so set for write */ } - dev->state |= ST_APPEND; - Dmsg0(100, "Normal return from read_dev_for_append\n"); - return 1; + dev->set_append(); + Dmsg1(150, "set APPEND, normal return from mount_next_write_volume. dev=%s\n", + dev->print_name()); + + return true; } -static void mark_volume_in_error(JCR *jcr, DEVICE *dev) +/* + * If permitted, we label the device, make sure we can do + * it by checking that the VolCatBytes is zero => not labeled, + * once the Volume is labeled we don't want to label another + * blank tape with the same name. For disk, we go ahead and + * label it anyway, because the OS insures that there is only + * one Volume with that name. + * As noted above, at this point dcr->VolCatInfo has what + * the Director wants and dev->VolCatInfo has info on the + * previous tape (or nothing). + * + * Return codes are: + * try_next_vol label failed, look for another volume + * try_read_vol labeled volume, now re-read the label + * try_error hard error (catalog update) + * try_default I couldn't do anything + */ +static int try_autolabel(DCR *dcr, bool opened) { - Jmsg(jcr, M_INFO, 0, _("Marking Volume \"%s\" in Error in Catalog.\n"), - jcr->VolumeName); + DEVICE *dev = dcr->dev; + + if (dev->poll && !dev->is_tape()) { + return try_default; /* if polling, don't try to create new labels */ + } + /* For a tape require it to be opened and read before labeling */ + if (!opened && dev->is_tape()) { + return try_default; + } + if (dev->has_cap(CAP_LABEL) && (dcr->VolCatInfo.VolCatBytes == 0 || + (!dev->is_tape() && strcmp(dcr->VolCatInfo.VolCatStatus, + "Recycle") == 0))) { + Dmsg0(150, "Create volume label\n"); + /* Create a new Volume label and write it to the device */ + if (!write_new_volume_label_to_dev(dcr, dcr->VolumeName, + dcr->pool_name, false, /* no relabel */ false /* defer DVD label */)) { + Dmsg0(150, "!write_vol_label\n"); + if (opened) { + mark_volume_in_error(dcr); + } + return try_next_vol; + } + Dmsg0(150, "dir_update_vol_info. Set Append\n"); + /* Copy Director's info into the device info */ + dev->VolCatInfo = dcr->VolCatInfo; /* structure assignment */ + if (!dir_update_volume_info(dcr, true)) { /* indicate tape labeled */ + return try_error; + } + Jmsg(dcr->jcr, M_INFO, 0, _("Labeled new Volume \"%s\" on device %s.\n"), + dcr->VolumeName, dev->print_name()); + return try_read_vol; /* read label we just wrote */ + } + if (!dev->has_cap(CAP_LABEL) && dcr->VolCatInfo.VolCatBytes == 0) { + Jmsg(dcr->jcr, M_WARNING, 0, _("Device %s not configured to autolabel Volumes.\n"), + dev->print_name()); + } + /* If not removable, Volume is broken */ + if (!dev->is_removable()) { + Jmsg(dcr->jcr, M_WARNING, 0, _("Volume \"%s\" not on device %s.\n"), + dcr->VolumeName, dev->print_name()); + mark_volume_in_error(dcr); + return try_next_vol; + } + return try_default; +} + + +/* + * Mark volume in error in catalog + */ +void mark_volume_in_error(DCR *dcr) +{ + DEVICE *dev = dcr->dev; + Jmsg(dcr->jcr, M_INFO, 0, _("Marking Volume \"%s\" in Error in Catalog.\n"), + dcr->VolumeName); + dev->VolCatInfo = dcr->VolCatInfo; /* structure assignment */ bstrncpy(dev->VolCatInfo.VolCatStatus, "Error", sizeof(dev->VolCatInfo.VolCatStatus)); - Dmsg0(100, "dir_update_vol_info. Set Error.\n"); - dir_update_volume_info(jcr, dev, 0); + Dmsg0(150, "dir_update_vol_info. Set Error.\n"); + dir_update_volume_info(dcr, false); } -/* - * If we are reading, we come here at the end of the tape - * and see if there are more volumes to be mounted. +/* + * The Volume is not in the correct slot, so mark this + * Volume as not being in the Changer. */ -int mount_next_read_volume(JCR *jcr, DEVICE *dev, DEV_BLOCK *block) +static void mark_volume_not_inchanger(DCR *dcr) { - Dmsg2(90, "NumVolumes=%d CurVolume=%d\n", jcr->NumVolumes, jcr->CurVolume); - /* - * End Of Tape -- mount next Volume (if another specified) - */ - if (jcr->NumVolumes > 1 && jcr->CurVolume < jcr->NumVolumes) { - close_dev(dev); - dev->state &= ~ST_READ; - if (!acquire_device_for_read(jcr, dev, block)) { - Jmsg2(jcr, M_FATAL, 0, "Cannot open Dev=%s, Vol=%s\n", dev_name(dev), - jcr->VolumeName); - return 0; - } - return 1; /* next volume mounted */ - } - Dmsg0(90, "End of Device reached.\n"); - return 0; + JCR *jcr = dcr->jcr; + DEVICE *dev = dcr->dev; + Jmsg(jcr, M_ERROR, 0, _("Autochanger Volume \"%s\" not found in slot %d.\n" +" Setting InChanger to zero in catalog.\n"), + dcr->VolCatInfo.VolCatName, dcr->VolCatInfo.Slot); + dev->VolCatInfo = dcr->VolCatInfo; /* structure assignment */ + dcr->VolCatInfo.InChanger = false; + dev->VolCatInfo.InChanger = false; + Dmsg0(400, "update vol info in mount\n"); + dir_update_volume_info(dcr, true); /* set new status */ } /* * Either because we are going to hang a new volume, or because * of explicit user request, we release the current volume. */ -void release_volume(JCR *jcr, DEVICE *dev) +void release_volume(DCR *dcr) { - if (jcr->WroteVol) { - Jmsg0(jcr, M_ERROR, 0, "Hey!!!!! WroteVol non-zero !!!!!\n"); + JCR *jcr = dcr->jcr; + DEVICE *dev = dcr->dev; + if (dcr->WroteVol) { + Jmsg0(jcr, M_ERROR, 0, _("Hey!!!!! WroteVol non-zero !!!!!\n")); + Dmsg0(190, "Hey!!!!! WroteVol non-zero !!!!!\n"); } - /* - * First erase all memory of the current volume + /* + * First erase all memory of the current volume */ dev->block_num = dev->file = 0; dev->EndBlock = dev->EndFile = 0; memset(&dev->VolCatInfo, 0, sizeof(dev->VolCatInfo)); - memset(&jcr->VolCatInfo, 0, sizeof(jcr->VolCatInfo)); + memset(&dcr->VolCatInfo, 0, sizeof(dcr->VolCatInfo)); + free_volume(dev); memset(&dev->VolHdr, 0, sizeof(dev->VolHdr)); /* Force re-read of label */ - dev->state &= ~(ST_LABEL|ST_READ|ST_APPEND); - jcr->VolumeName[0] = 0; + dev->clear_labeled(); + dev->clear_read(); + dev->clear_append(); + dev->label_type = B_BACULA_LABEL; + dcr->VolumeName[0] = 0; - if ((dev->state & ST_OPENED) && - (!dev_is_tape(dev) || !dev_cap(dev, CAP_ALWAYSOPEN))) { - offline_or_rewind_dev(dev); - close_dev(dev); + if (dev->is_open() && (!dev->is_tape() || !dev->has_cap(CAP_ALWAYSOPEN))) { + dev->close(); } /* If we have not closed the device, then at least rewind the tape */ - if (dev->state & ST_OPENED) { - offline_or_rewind_dev(dev); + if (dev->is_open()) { + dev->offline_or_rewind(); } + Dmsg0(190, "release_volume\n"); +} + +/* + * If we are reading, we come here at the end of the tape + * and see if there are more volumes to be mounted. + */ +bool mount_next_read_volume(DCR *dcr) +{ + DEVICE *dev = dcr->dev; + JCR *jcr = dcr->jcr; + Dmsg2(90, "NumReadVolumes=%d CurReadVolume=%d\n", jcr->NumReadVolumes, jcr->CurReadVolume); + /* + * End Of Tape -- mount next Volume (if another specified) + */ + if (jcr->NumReadVolumes > 1 && jcr->CurReadVolume < jcr->NumReadVolumes) { + dev->close(); + if (!acquire_device_for_read(dcr)) { + Jmsg2(jcr, M_FATAL, 0, _("Cannot open Dev=%s, Vol=%s\n"), dev->print_name(), + dcr->VolumeName); + return false; + } + return true; /* next volume mounted */ + } + Dmsg0(90, "End of Device reached.\n"); + return false; }