backupninja/handlers/dup

165 lines
4.4 KiB
Plaintext
Raw Normal View History

# -*- mode: sh; sh-basic-offset: 3; indent-tabs-mode: nil; -*-
2005-01-19 20:37:20 +01:00
#
# duplicity script for backupninja
# requires duplicity
#
getconf options
getconf testconnect yes
getconf nicelevel 0
setsection gpg
getconf password
getconf sign no
getconf encryptkey
getconf signkey
setsection source
2005-01-19 20:37:20 +01:00
getconf include
getconf vsnames all
getconf vsinclude
2005-01-19 20:37:20 +01:00
getconf exclude
setsection dest
getconf incremental yes
getconf keep 60
getconf sshoptions
getconf bandwidthlimit 0
2005-01-19 20:37:20 +01:00
getconf desthost
getconf destdir
getconf destuser
destdir=${destdir%/}
[ "$destdir" != "" ] || fatal "Destination directory not set"
[ "$include" != "" ] || fatal "No source includes specified"
### vservers stuff ###
local usevserver=no
# If vservers are configured, check that the ones listed in $vsnames do exist.
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'
[ -z "$vsnames" ] || warning 'vservers support disabled in backupninja.conf, vsnames configuration line will be ignored'
fi
### see if we can login ###
if [ "$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 $destuser 'echo -n 1'`
2005-01-19 20:37:20 +01:00
if [ "$result" != "1" ]; then
fatal "Can't connect to $desthost as $destuser."
else
debug "Connected to $desthost as $destuser successfully"
2005-01-19 20:37:20 +01:00
fi
fi
2005-01-19 20:37:20 +01:00
fi
### COMMAND-LINE MANGLING ###
scpoptions="$sshoptions"
[ "$bandwidthlimit" == 0 ] || scpoptions="$scpoptions -l $bandwidthlimit"
execstr="$options --no-print-statistics --scp-command 'scp $scpoptions' --ssh-command 'ssh $sshoptions' "
# deal with symmetric or asymmetric (public/private key pair) encryption
if [ -n "$encryptkey" ]; then
execstr="${execstr}--encrypt-key $encryptkey "
debug "Data will be encrypted with the GnuPG key $encryptkey."
else
[ -n "$password" ] || fatal "The password option must be set when using symmetric encryption."
debug "Data will be encrypted using symmetric encryption."
fi
# deal with data signing
if [ "$sign" == yes ]; then
# duplicity is not able to sign data when using symmetric encryption
[ -n "$encryptkey" ] || fatal "The encryptkey option must be set when signing."
# if needed, initialize signkey to a value that is not empty (checked above)
[ -n "$signkey" ] || signkey="$encryptkey"
# check password validity
[ -n "$password" ] || fatal "The password option must be set when signing."
execstr="${execstr}--sign-key $signkey "
debug "Data will be signed will the GnuPG key $signkey."
else
debug "Data won't be signed."
fi
if [ "$keep" != "yes" ]; then
if [ "`echo $keep | tr -d 0-9`" == "" ]; then
2005-01-19 20:37:20 +01:00
keep="${keep}D"
fi
execstr="${execstr}--remove-older-than $keep "
2005-01-19 20:37:20 +01:00
fi
if [ "$incremental" == "no" ]; then
execstr="${execstr}--full "
fi
2005-01-19 20:37:20 +01:00
execstr_serverpart="scp://$destuser@$desthost/$destdir"
execstr_clientpart="/"
### SOURCE ###
2005-01-19 20:37:20 +01:00
# excludes
for i in "$exclude"; do
2005-01-19 20:37:20 +01:00
str="${i//__star__/*}"
execstr="${execstr}--exclude '$str' "
2005-01-19 20:37:20 +01:00
done
# includes
for i in "$include"; do
2005-01-19 20:37:20 +01:00
str="${i//__star__/*}"
execstr="${execstr}--include '$str' "
2005-01-19 20:37:20 +01:00
done
# vsincludes
if [ $usevserver = yes ]; then
for vserver in $vsnames; do
for vi in "$vsinclude"; do
str="${vi//__star__/*}"
execstr="${execstr}--include '$VROOTDIR/$vserver$str' "
done
done
fi
### EXECUTE ###
2005-01-19 20:37:20 +01:00
# exclude everything else, start with root
#execstr="${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 '**' / $execstr_serverpart 2>&1"`
2005-01-19 20:37:20 +01:00
code=$?
if [ $code -eq 0 ]; then
2005-01-19 20:37:20 +01:00
debug $output
info "Duplicity finished successfully."
else
debug $output
fatal "Duplicity failed."
2005-01-19 20:37:20 +01:00
fi
fi
return 0