backupninja/handlers/dup

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#
# duplicity script for backupninja
# requires duplicity
#
getconf options
getconf testconnect yes
getconf nicelevel 0
setsection gpg
getconf password
getconf sign no
getconf encryptkey
setsection source
getconf include
getconf vsnames all
getconf vsinclude
getconf exclude
setsection dest
getconf keep 60
getconf sshoptions
getconf bandwidthlimit 0
getconf desthost
getconf destdir
getconf destuser
destdir=${destdir%/}
[ "$destdir" != "" ] || fatal "Destination directory not set"
[ "$include" != "" ] || fatal "No source includes specified"
[ "$password" != "" ] || fatal "No password specified"
### vservers stuff ###
# See if vservers are configured.
# If so, check that the ones listed in $vsnames do exist.
if [ "$vservers" == "yes" ]; then
[ -d "$VROOTDIR" ] || fatal "vservers enabled, but $VROOTDIR does not exist!"
if [ "$vsnames" == "all" ]; then
vsnames=""
for vserver in `ls $VROOTDIR | grep -E -v "lost+found|ARCHIVES"`; do
vsnames="$vserver $vsnames"
done
else
for vserver in "$vsnames"; do
[ -d "$VROOTDIR/$vserver" ] || fatal "vserver '$vserver' does not exist."
done
fi
if [ -n "$vsnames" ]; then
if [ -n "$vsinclude" ]; then
info "Using vservers '$vsnames'"
usevserver=1
fi
else
[ -z "$vsinclude" ] || warning 'vsnames is empty, vsinclude configuration lines will be ignored'
fi
fi
### see if we can login ###
if [ "$testconnect" == "yes" ]; then
debug "ssh $sshoptions -o PasswordAuthentication=no $desthost -l $destuser 'echo -n 1'"
if [ ! $test ]; then
result=`ssh $sshoptions -o PasswordAuthentication=no $desthost -l $destuser 'echo -n 1'`
if [ "$result" != "1" ]; then
fatal "Can't connect to $desthost as $destuser."
else
debug "Connected to $desthost as $destuser successfully"
fi
fi
fi
### COMMAND-LINE MANGLING ###
scpoptions="$sshoptions"
[ "$bandwidthlimit" == 0 ] || scpoptions="$scpoptions -l $bandwidthlimit"
execstr="$options --no-print-statistics --scp-command 'scp $scpoptions' --ssh-command 'ssh $sshoptions' "
if [ "$encryptkey" == "" ]; then
[ "$sign" != "yes" ] || fatal "encryptkey option must be set when signing."
else
execstr="${execstr}--encrypt-key $encryptkey "
[ "$sign" != "yes" ] || execstr="${execstr}--sign-key $encryptkey "
fi
if [ "$keep" != "yes" ]; then
if [ "`echo $keep | tr -d 0-9`" == "" ]; then
keep="${keep}D"
fi
execstr="${execstr}--remove-older-than $keep "
fi
execstr_serverpart="scp://$destuser@$desthost/$destdir"
execstr_clientpart="/"
### SOURCE ###
# excludes
for i in $exclude; do
str="${i//__star__/*}"
execstr="${execstr}--exclude $str "
done
# includes
for i in $include; do
str="${i//__star__/*}"
execstr="${execstr}--include $str "
done
# vsincludes
if [ $usevserver ]; then
for vserver in $vsnames; do
for vi in $vsinclude; do
str="${vi//__star__/*}"
execstr="${execstr}--include '$VROOTDIR/$vserver$str' "
done
done
fi
### EXECUTE ###
# exclude everything else, start with root
#execstr="${execstr}--exclude '**' / "
# include client-part and server-part
#execstr="$execstr $execstr_serverpart"
execstr=${execstr//\\*/\\\\\\*}
debug "duplicity $execstr --exclude '**' / $execstr_serverpart"
if [ ! $test ]; then
export PASSPHRASE=$password
output=`nice -n $nicelevel \
su -c \
"duplicity $execstr --exclude '**' / $execstr_serverpart 2>&1"`
code=$?
if [ $code -eq 0 ]; then
debug $output
info "Duplicity finished successfully."
else
debug $output
fatal "Duplicity failed."
fi
fi
return 0