diff options
Diffstat (limited to 'bin/ftpsync')
| -rwxr-xr-x | bin/ftpsync | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/bin/ftpsync b/bin/ftpsync new file mode 100755 index 0000000..9883d30 --- /dev/null +++ b/bin/ftpsync @@ -0,0 +1,183 @@ +#! /bin/bash + +set -e + +# ftpsync script for Debian +# Based losely on a number of 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 + +######################################################################## +# Config options go here. Feel free to overwrite them in the config # +# file if you need to. # +# On debian.org machines the defaults should be ok. # +# # +# The following extra variables can be defined in the config file: # +# # +# ARCH_EXCLUDE # +# can be used to exclude a complete architecture from # +# mirrorring. Use as space seperated list. # +# Possible values are: # +# alpha, amd64, arm, armel, hppa, hurd-i386, i386, ia64, # +# m68k, mipsel, mips, powerpc, s390, sh, sparc and source # +# eg. ARCH_EXCLUDE="alpha arm armel mipsel mips s390 sparc" # +# # +# An unset value will mirror all architectures # +######################################################################## + +######################################################################## +# There should be nothing to edit here, use the config file # +######################################################################## +HOSTNAME=${HOSTNAME:-`hostname -f`} +LOGDIR=${LOG:-"${HOME}/log"} +LOG=${LOG:-"${LOGDIR}/$0.log"} +TO="/org/ftp.debian.org/ftp/" + +# used by log() +PROGRAM=${PROGRAM:-"ftpsync-kassia"} + +# Where to send mails about mirroring to? +MAILTO=${MAILTO:-"joerg@debian.org"} + +SAVELOG=${SAVELOG:-"savelog -t -c 14"} +LOCKFILE=${LOCKFILE:-"lockfile"} + +LOCK=${LOCK:-"${TO}/Archive-Update-in-Progress-${HOSTNAME}"} +UPDATEREQUIRED="${TO}/Archive-Update-Required-${HOSTNAME}" +TRACE=${TRACE:-"project/trace/${HOSTNAME}"} + +RSYNC=${RSYNC:-rsync} +# Default rsync options for *every* rsync call +RSYNC_OPTIONS=${RSYNC_OPTIONS:-"-rltvHSB8192 --timeout 3600 --stats --exclude ${LOCK} --exclude ${TRACE} --exclude ${UPDATEREQUIRED}"} +# Options we only use in the first pass, where we do not want packages/sources to fly in yet +RSYNC_OPTIONS1=${RSYNC_OPTIONS1:-"--exclude Packages* --exclude Sources* --exclude Release* --exclude ls-lR*"} +# Options for the second pass, where we do want everything +RSYNC_OPTIONS2=${RSYNC_OPTIONS2:-"--max-delete=40000 --delay-updates --delete --delete-after"} +# Which rsync share to use? +RSYNC_PATH=${RSYNC_PATH:-"ftp"} + +# General excludes. Dont list architecture specific stuff here, use ARCH_EXCLUDE for that! +EXCLUDE=${EXCLUDE:-""} + +# The temp directory used by rsync --delay-updates is not +# world-readable remotely. Always exclude it to avoid errors. +EXCLUDE="${EXCLUDE} --exclude .~tmp~/" + +# Check for some environment variables +if [ -z "${TO}" ] || [ -z "${RSYNC_HOST}" ] || [ -z "${FROM}" ]; then + error "One of the TO, RSYNC_HOST or FROM variables seems to be empty" + exit 2 +fi + +SOURCE_EXCLUDE= +# Exclude architectures defined in $ARCH_EXCLUDE +for ARCH in ${ARCH_EXCLUDE}; do + EXCLUDE=${EXCLUDE}"\ + --exclude binary-${ARCH}/ \ + --exclude disks-${ARCH}/ \ + --exclude installer-${ARCH}/ \ + --exclude Contents-${ARCH}.gz \ + --exclude Contents-${ARCH}.diff/ \ + --exclude arch-${ARCH}.files \ + --exclude arch-${ARCH}.list.gz \ + --exclude *_${ARCH}.deb \ + --exclude *_${ARCH}.udeb " + if [ "${ARCH}" = "source" ]; then + SOURCE_EXCLUDE="\ + --exclude source/ \ + --exclude *.tar.gz \ + --exclude *.diff.gz \ + --exclude *.dsc " + fi +done + +# Some sane defaults +cd ${HOME} +umask 002 + +# Used to make sure we will have the archive fully and completly synced before +# we stop, even if we get multiple pushes while this script is running. +# Otherwise we can end up with a half-synced archive: +# - get a push +# - sync, while locked +# - get another push. Of course no extra sync run then happens. +# - done. Archive not correctly synced, we don't have all the changes from the second push. +touch "${UPDATEREQUIRED}" + +# If we are here for the first time, create the +# destination and the trace directory +if [ ! -d "${TO}/project/trace/" ]; then + mkdir -p ${TO}/project/trace +fi + +# Check to see if another sync is in progress +if ${LOCKFILE} -! -l 43200 -r 0 "${LOCK}"; then + error "Unable to start rsync, lock file still exists" + exit 1 +fi +trap 'rm -f ${LOCK}; log "Mirrorsync done"; ${SAVELOG} "$LOG" > /dev/null' EXIT + +# Start log by redirecting everything there. +exec >"$LOG" 2>&1 +log "Mirrorsync start" + +log "Acquired main lock" + +export RSYNC_PASSWORD + +# Now do the actual mirroring, and run as long as we have an updaterequired file. +while [ -e "${UPDATEREQUIRED}" ]; do + log "Running mirrorsync, update is required, ${UPDATEREQUIRED} exists" + rm -f "${UPDATEREQUIRED}" + + # Step one, sync everything except Packages/Releases + ${RSYNC} ${RSYNC_OPTIONS} ${RSYNC_OPTIONS1} ${EXCLUDE} ${SOURCE_EXCLUDE} \ + ${RSYNC_USER}@${RSYNC_HOST}::${RSYNC_PATH} ${TO} + + result=$? + if [ $result -eq 0 ]; then + # We are lucky, it worked. Now do step 2 and sync again, this time including + # the packages/releases files + ${RSYNC} ${RSYNC_OPTIONS} ${RSYNC_OPTIONS2} ${EXCLUDE} ${SOURCE_EXCLUDE} \ + ${RSYNC_USER}@${RSYNC_HOST}::${RSYNC_PATH} ${TO} + result=$? + if [ $result -ne 0 ]; then + error "ERROR: Sync step 2 went wrong, got errorcode ${result}. Logfile: ${LOG}" + exit 4 + fi + else + error "ERROR: Sync step 1 went wrong, got errorcode ${result}. Logfile: ${LOG}" + exit 3 + fi +done + +if [ -d "${TO}/project/trace" ]; then + date -u > "${TO}/project/trace/${HOSTNAME}" +fi + +log "Trigger slave mirrors" +${HOME}/runmirrors + +# Finally, all done. Mail the log, exit. +if [ -n "${MAILTO}" ]; then + mail -e -s "${PROGRAM} ($(hostname)) - archive sync finished on $(date +"+%Y.%m.%d-%H:%M:%S")" ${MAILTO} < ${LOG} +fi + +rm -f $LOCK |