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#! /bin/bash
set -e
# runmirrors script for Debian
# Based losely on existing scripts, written by an unknown number of
# different people over the years.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; version 2.
#
# This program 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
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
# Read our config file
NAME="`basename $0`"
. ${HOME}/etc/${NAME}.conf
# Make sure some variables are always in the environment
export HOME LOGNAME USER PATH
# Source our common functions
. ${HOME}/etc/common
# Set sane defaults if the configfile didn't do that for us.
LOGDIR=${LOGDIR:-"${HOME}/log"}
LOG=${LOG:-"${LOGDIR}/$0.log"}
SAVELOG=${SAVELOG:-"savelog -t -c 14"}
# used by log()
PROGRAM=${PROGRAM:-"ftpsync-$(hostname -s)"}
# Make sure we have our log directory
mkdir -p ${LOG}
# Some sane defaults
cd ${HOME}
umask 002
trap 'log "Mirrorpush done"; ${SAVELOG} "${LOG}" > /dev/null' EXIT
# Start log by redirecting everything there.
exec >"${LOG}" 2>&1
log "Pushing leaf mirrors"
# Set the HOOKSCRIPT variable in the config file if you want to run an
# extra script right before the mirrors get pushed
if [ -n ${HOOKSCRIPT} ]; then
log "Running hook ${HOOKSCRIPT}"
${HOOKSCRIPT}
log "Hook finished with errorcode $?"
fi
# From here on we do *NOT* want to exit on errors. We don't want to
# stop pushing mirrors just because we can't reach one atm.
set +e
# Now read our mirrorfile and push the mirrors defined in there.
# We use grep to easily sort out all lines having a # in front of them.
egrep -v '^[[:space:]]*(#|$)' ${HOME}/etc/runmirrors.mirror |
while read MLNAME MHOSTNAME MUSER MPROTO MKEYFILE; do
# Process the two options that can be left blank in the config
if [ -z ${MPROTO} ]; then
MPROTO=2
fi
if [ -z ${MKEYFILE} ]; then
MKEYFILE="${HOME}/${KEYFILE}"
fi
# Now, people can do stupid things and leave out the protocol, but
# define a keyfile...
if [ ${MPROTO} -ne 1 ] && [ ${MPROTO} -ne 2 ]; then
error "Need a correct ssh protocol version for ${MLNAME}, skipping"
continue
fi
# And finally, push the mirrors
log "Trigger ${MLNAME}"
signal ${MLNAME} ${MHOSTNAME} ${MUSER} ${MPROTO} ${MKEYFILE}
done
exit 0
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