diff options
Diffstat (limited to 'handlers/rdiff')
| -rw-r--r-- | handlers/rdiff | 251 |
1 files changed, 0 insertions, 251 deletions
diff --git a/handlers/rdiff b/handlers/rdiff deleted file mode 100644 index 46cae49..0000000 --- a/handlers/rdiff +++ /dev/null @@ -1,251 +0,0 @@ -# -*- mode: sh; sh-basic-offset: 3; indent-tabs-mode: nil; -*- -# -# rdiff-backup handler script for backupninja -# requires rdiff-backup -# - -### FUNCTIONS ### - -function test_connection() { - # given a user and host, - # tests the connection. - # if user or host is missing, returns 0 - # (ie, assume it's a local connection). - if [ $# -lt 2 ]; then - debug "(local is assumed to be a good connection)" - return 0 - fi - local user=$1 - local host=$2 - debug "ssh $sshoptions -o PasswordAuthentication=no $host -l $user 'echo -n 1'" - local ret=`ssh $sshoptions -o PasswordAuthentication=no $host -l $user 'echo -n host is alive'` - if echo $ret | grep "host is alive"; then - debug "Connected to $host as $user successfully" - else - fatal "Can't connect to $host as $user." - fi -} - -function get_version() { - # given no arguments, returns the local version. - # given a user and host, returns the remote version. - # if user or host is missing, returns the local version. - if [ "$#" -lt 2 ]; then - debug "$RDIFFBACKUP -V" - echo `$RDIFFBACKUP -V | cut -d. -f1,2` - else - local user=$1 - local host=$2 - debug "ssh $sshoptions $host -l $user '$RDIFFBACKUP -V'" - echo `ssh $sshoptions $host -l $user "$RDIFFBACKUP -V | grep rdiff-backup | cut -d. -f1,2"` - fi -} - -function check_consistency() { - local section=$1 - local type=$2 - local user=$3 - local host=$4 - if [ "$type" == "local" ]; then - if [ "$user" != "" ]; then - warning "User should not be specified for local $section." - fi - if [ "$host" != "" ]; then - warning "Host should not be specified for local $section." - fi - fi - if [ "$type" == "remote" ]; then - if [ "$user" == "" ]; then - fatal "User must be specified for remote $section." - fi - if [ "host" == "" ]; then - fatal "Host must be specifed for remote $section." - fi - fi -} - -function check_cstream() { - local cstream=$1 - if [ ! -x $cstream ]; then - fatal "Can't find your cstream binary (trying: $cstream). If you use bwlimit you must have cstream installed." - fi -} - -### GET CONFIG ### - -getconf options -getconf testconnect yes -getconf nicelevel 0 -getconf bwlimit - -setsection source -getconf type; sourcetype=$type -getconf user; sourceuser=$user -getconf host; sourcehost=$host -check_consistency "source" "$type" "$user" "$host" -getconf label -getconf keep 60 -getconf include -getconf vsnames all -getconf vsinclude -getconf exclude - -setsection dest -getconf directory; destdir=$directory -# strip trailing / -destdir=${destdir%/} -getconf type; desttype=$type -getconf user; destuser=$user -getconf host; desthost=$host -getconf sshoptions -check_consistency "destination" "$type" "$user" "$host" - -### CHECK CONFIG ### - -# If vservers are configured, check that the ones listed in $vsnames do exist. -local usevserver=no -if [ $vservers_are_available = yes ]; then - if [ "$vsnames" = all ]; then - vsnames="$found_vservers" - else - if ! vservers_exist "$vsnames" ; then - fatal "At least one of the vservers listed in vsnames ($vsnames) does not exist." - fi - fi - if [ -n "$vsinclude" ]; then - info "Using vservers '$vsnames'" - usevserver=yes - fi -else - [ -z "$vsinclude" ] || warning 'vservers support disabled in backupninja.conf, vsincludes configuration lines will be ignored' -fi - -# check the connection at the source and destination -[ -n "$test" ] || test=0 -if [ "$testconnect" = "yes" ] || [ "${test}" -eq 1 ]; then - test_connection $sourceuser $sourcehost - test_connection $destuser $desthost -fi - -# see that rdiff-backup has the same version at the source and destination -sourceversion=`get_version $sourceuser $sourcehost` -destversion=`get_version $destuser $desthost` -if [ "$sourceversion" != "$destversion" ]; then - fatal "rdiff-backup does not have the same version at the source and at the destination." -fi - -# source specific checks -[ "$include" != "" -o "$vsinclude" != "" ] || fatal "No source includes specified" -case $sourcetype in - remote ) execstr_sourcepart="$sourceuser@$sourcehost::/" ;; - local ) execstr_sourcepart="/" ;; - * ) fatal "sourcetype '$sourcetype' is neither local nor remote" ;; -esac - -# destination specific checks -[ "$destdir" != "" ] || fatal "Destination directory not set" -case $desttype in - remote ) execstr_destpart="$destuser@$desthost::$destdir/$label" ;; - local ) execstr_destpart="$destdir/$label" ;; - * ) fatal "desttype '$desttype' is neither local nor remote" ;; -esac - -### REMOVE OLD BACKUPS ### - -if [ "$keep" != yes ]; then - - if [ "`echo $keep | tr -d 0-9`" == "" ]; then - # add D if no other date unit is specified - keep="${keep}D" - fi - - removestr="$RDIFFBACKUP $options --force --remove-older-than $keep " - if [ "$desttype" == "remote" ]; then - removestr="${removestr}${destuser}@${desthost}::" - fi - removestr="${removestr}${destdir}/${label}"; - - debug "$removestr" - if [ $test = 0 ]; then - output="`su -c "$removestr" 2>&1`" - if [ $? = 0 ]; then - debug $output - info "Removing backups older than $keep days succeeded." - else - warning $output - warning "Failed removing backups older than $keep." - fi - fi - -fi - -# Add cstream - -if [ ! -z $bwlimit ]; then - check_cstream $CSTREAM; - if [ "$desttype" = "remote" ]; then - RDIFFBACKUP="$RDIFFBACKUP --remote-schema 'cstream -t $bwlimit | ssh %s \''rdiff-backup --server\'''" - elif [ "$sourcetype" = "remote" ]; then - RDIFFBACKUP="$RDIFFBACKUP --remote-schema 'ssh %s \''rdiff-backup --server\'' | cstream -t $bwlimit'" - else - fatal "You specified a bandwidth limit but neither your source nor destination types are remote." - fi -fi - -### EXECUTE ### - -execstr="$RDIFFBACKUP $options --print-statistics " - -set -o noglob - -symlinks_warning="Maybe you have mixed symlinks and '*' in this statement, which is not supported." - -# TODO: order the includes and excludes -# excludes -for i in $exclude; do - str="${i//__star__/*}" - execstr="${execstr}--exclude '$str' " -done -# includes -for i in $include; do - [ "$i" != "/" ] || fatal "Sorry, you cannot use 'include = /'" - str="${i//__star__/*}" - execstr="${execstr}--include '$str' " -done - -# vsinclude -if [ $usevserver = yes ]; then - for vserver in $vsnames; do - for vi in $vsinclude; do - str="${vi//__star__/*}" - str="$VROOTDIR/$vserver$str" - if [ -n "$str" ]; then - execstr="${execstr}--include '$str' " - else - warning "vsinclude statement '${vi//__star__/*}' will be ignored for VServer $vserver. $symlinks_warning" - fi - done - done -fi - -set +o noglob - -# exclude everything else -execstr="${execstr}--exclude '/*' " - -# include client-part and server-part -execstr="${execstr}$execstr_sourcepart $execstr_destpart" - -debug "$execstr" -if [ $test = 0 ]; then - output=`nice -n $nicelevel su -c "$execstr" 2>&1` - if [ $? = 0 ]; then - debug $output - info "Successfully finished backing up source $label" - else - warning $output - warning "Failed backup up source $label" - fi -fi - -return 0 |