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/*
* This library is free software ; you can redistribute it and / or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation ; either
* version 2.1 of the License , or ( at your option ) any later version .
*
* This library 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
* Lesser General Public License for more details .
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library . If not , see
* < http : //www.gnu.org/licenses/>.
*/
# include <config.h>
# include "virsh-backup.h"
# include "virsh-util.h"
# include "internal.h"
# include "virfile.h"
/*
* " backup-begin " command
*/
static const vshCmdInfo info_backup_begin [ ] = {
{ . name = " help " ,
. data = N_ ( " Start a disk backup of a live domain " )
} ,
{ . name = " desc " ,
. data = N_ ( " Use XML to start a full or incremental disk backup of a live "
" domain, optionally creating a checkpoint " )
} ,
{ . name = NULL }
} ;
static const vshCmdOptDef opts_backup_begin [ ] = {
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VIRSH_COMMON_OPT_DOMAIN_FULL ( VIR_CONNECT_LIST_DOMAINS_ACTIVE ) ,
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{ . name = " backupxml " ,
. type = VSH_OT_STRING ,
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. completer = virshCompletePathLocalExisting ,
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. help = N_ ( " domain backup XML " ) ,
} ,
{ . name = " checkpointxml " ,
. type = VSH_OT_STRING ,
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. completer = virshCompletePathLocalExisting ,
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. help = N_ ( " domain checkpoint XML " ) ,
} ,
{ . name = " reuse-external " ,
. type = VSH_OT_BOOL ,
. help = N_ ( " reuse files provided by caller " ) ,
} ,
{ . name = NULL }
} ;
static bool
cmdBackupBegin ( vshControl * ctl ,
const vshCmd * cmd )
{
g_autoptr ( virshDomain ) dom = NULL ;
const char * backup_from = NULL ;
g_autofree char * backup_buffer = NULL ;
const char * check_from = NULL ;
g_autofree char * check_buffer = NULL ;
unsigned int flags = 0 ;
if ( vshCommandOptBool ( cmd , " reuse-external " ) )
flags | = VIR_DOMAIN_BACKUP_BEGIN_REUSE_EXTERNAL ;
if ( ! ( dom = virshCommandOptDomain ( ctl , cmd , NULL ) ) )
return false ;
if ( vshCommandOptStringReq ( ctl , cmd , " backupxml " , & backup_from ) < 0 )
return false ;
if ( ! backup_from ) {
backup_buffer = g_strdup ( " <domainbackup/> " ) ;
} else {
if ( virFileReadAll ( backup_from , VSH_MAX_XML_FILE , & backup_buffer ) < 0 ) {
vshSaveLibvirtError ( ) ;
return false ;
}
}
if ( vshCommandOptStringReq ( ctl , cmd , " checkpointxml " , & check_from ) < 0 )
return false ;
if ( check_from ) {
if ( virFileReadAll ( check_from , VSH_MAX_XML_FILE , & check_buffer ) < 0 ) {
vshSaveLibvirtError ( ) ;
return false ;
}
}
if ( virDomainBackupBegin ( dom , backup_buffer , check_buffer , flags ) < 0 )
return false ;
vshPrint ( ctl , _ ( " Backup started \n " ) ) ;
return true ;
}
/*
* " backup-dumpxml " command
*/
static const vshCmdInfo info_backup_dumpxml [ ] = {
{ . name = " help " ,
. data = N_ ( " Dump XML for an ongoing domain block backup job " )
} ,
{ . name = " desc " ,
. data = N_ ( " Backup Dump XML " )
} ,
{ . name = NULL }
} ;
static const vshCmdOptDef opts_backup_dumpxml [ ] = {
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VIRSH_COMMON_OPT_DOMAIN_FULL ( VIR_CONNECT_LIST_DOMAINS_ACTIVE ) ,
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{ . name = NULL }
} ;
static bool
cmdBackupDumpXML ( vshControl * ctl ,
const vshCmd * cmd )
{
g_autoptr ( virshDomain ) dom = NULL ;
g_autofree char * xml = NULL ;
if ( ! ( dom = virshCommandOptDomain ( ctl , cmd , NULL ) ) )
return false ;
if ( ! ( xml = virDomainBackupGetXMLDesc ( dom , 0 ) ) )
return false ;
vshPrint ( ctl , " %s " , xml ) ;
return true ;
}
const vshCmdDef backupCmds [ ] = {
{ . name = " backup-begin " ,
. handler = cmdBackupBegin ,
. opts = opts_backup_begin ,
. info = info_backup_begin ,
. flags = 0
} ,
{ . name = " backup-dumpxml " ,
. handler = cmdBackupDumpXML ,
. opts = opts_backup_dumpxml ,
. info = info_backup_dumpxml ,
. flags = 0
} ,
{ . name = NULL }
} ;