mirror of
https://0xacab.org/liberate/backupninja.git
synced 2024-09-20 07:31:41 +02:00
151 lines
3.5 KiB
Plaintext
151 lines
3.5 KiB
Plaintext
#
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# rdiff-backup handler script for backupninja
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# requires rdiff-backup
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#
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getconf options
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getconf testconnect yes
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getconf nicelevel 0
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setsection source
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getconf type; sourcetype=$type
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getconf label
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getconf keep 60
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getconf include
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getconf vsinclude
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getconf exclude
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### DESTINATION ###
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setsection dest
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getconf directory; destdir=$directory
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# strip trailing /
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destdir=${destdir%/}
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getconf type; desttype=$type
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getconf user; destuser=$user
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getconf host; desthost=$host
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# See if vservers are configured
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if [ "$vservers" = "yes" ]
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then
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if [ ! -d $VROOTDIR ]
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then
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fatal "vservers enabled, but $VROOTDIR does not exist!"
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else
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info "vserver method enabled"
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usevserver=1
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fi
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fi
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[ "$destdir" != "" ] || fatal "Destination directory not set"
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if [ "$desttype" == "remote" ]; then
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# see if we can login
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if [ "$testconnect" == "yes" ]; then
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hostalive=0
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debug "ssh -o PreferredAuthentications=publickey $desthost -l $destuser 'echo -n 1'"
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ret=`ssh -o PreferredAuthentications=publickey $desthost -l $destuser 'echo -n host is alive'`
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if echo $ret | grep "host is alive"; then
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debug "Connected to $desthost as $destuser successfully"
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else
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fatal "Can't connect to $desthost as $destuser."
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fi
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fi
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# see that rdiff-backup has the same version as here
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debug "ssh -o PreferredAuthentications=publickey $desthost -l $destuser '$RDIFFBACKUP -V'\""
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remoteversion=`ssh -o PreferredAuthentications=publickey $desthost -l $destuser "$RDIFFBACKUP -V | grep rdiff-backup"`
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localversion=`$RDIFFBACKUP -V`
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if [ "$remoteversion" != "$localversion" ]; then
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fatal "rdiff-backup does not have the same version on this computer and the backup server."
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fi
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execstr_serverpart="$destuser@$desthost::$destdir/$label"
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else
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execstr_serverpart="$destdir/$label"
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fi
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### SOURCE ###
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[ "$label" != "" ] || fatal "Source missing label"
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[ "$sourcetype" == "local" ] || fatal "Only local source type supported"
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[ "$include" != "" -o "$vsinclude" != "" ] || fatal "No source includes specified"
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#TODO should I test for vsinclude if usevservers=1?
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execstr_clientpart="/"
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## REMOVE OLD BACKUPS
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if [ "`echo $keep | tr -d 0-9`" == "" ]; then
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keep="${keep}D"
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fi
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removestr="rdiff-backup --force --remove-older-than $keep "
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if [ "$desttype" == "remote" ]; then
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removestr="${removestr}${destuser}@${desthost}::"
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fi
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removestr="${removestr}${destdir}/${label}";
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debug "$removestr"
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if [ ! $test ]; then
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output=`$removestr 2>&1`
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code=$?
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if [ "$code" == "0" ]; then
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debug $output
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info "Removing backups older than $keep days succeeded."
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else
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warning $output
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warning "Failed removing backups older than $keep."
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fi
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fi
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## EXECUTE ##
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execstr="$RDIFFBACKUP $options --print-statistics "
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# TODO: order the includes and excludes
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# excludes
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for i in $exclude; do
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str="${i//__star__/*}"
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execstr="${execstr}--exclude '$str' "
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done
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# includes
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for i in $include; do
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str="${i//__star__/*}"
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execstr="${execstr}--include '$str' "
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done
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# vsinclude
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if [ $usevserver ]
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then
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for vserver in `ls $VROOTDIR | grep -E -v "lost+found|ARCHIVES"`
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do
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for vi in $vsinclude
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do
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str="${vi//__star__/*}"
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execstr="${execstr}--include '$VROOTDIR/$vserver$str' "
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done
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done
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fi
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# exclude everything else
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execstr="${execstr}--exclude '/*' "
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# include client-part and server-part
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execstr="${execstr}$execstr_clientpart $execstr_serverpart"
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debug "$execstr"
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if [ ! $test ]; then
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output=`nice -n $nicelevel su -c "$execstr" 2>&1`
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code=$?
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if [ "$code" == "0" ]; then
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debug $output
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info "Successfully finished backing up source '$label'"
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else
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warning $output
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warning "Failed backup up source '$label'"
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fi
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fi
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return 0
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