Synnefo » snf-ganeti

#!/bin/bash

#

# Copyright (C) 2009, 2010, 2011, 2012 Google Inc.

#

# 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; either version 2 of the License, or

# (at your option) any later version.

#

# 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., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.

set -e -u

@SHELL_ENV_INIT@

# Overridden by unittest

: ${CHECK_CERT_EXPIRED:=$PKGLIBDIR/check-cert-expired}

usage() {

    echo "Usage: $0 node|master" 2>&1

    exit $1

}

if [[ "$#" -ne 1 ]]; then

  usage 1

fi

case "$1" in

  node)

    readonly CLEANER_LOG_DIR=$LOG_DIR/cleaner

    ;;

  master)

    readonly CLEANER_LOG_DIR=$LOG_DIR/master-cleaner

    ;;

  --help-completion)

    echo "choices=node,master 1 1"

    exit 0

    ;;

  --help)

    usage 0

    ;;

  *)

    usage 1

    ;;

esac

readonly CRYPTO_DIR=$RUN_DIR/crypto

readonly QUEUE_ARCHIVE_DIR=$DATA_DIR/queue/archive

in_cluster() {

  [[ -e $DATA_DIR/ssconf_master_node ]]

}

cleanup_node() {

  # Return if directory for crypto keys doesn't exist

  [[ -d $CRYPTO_DIR ]] || return 0

  find $CRYPTO_DIR -mindepth 1 -maxdepth 1 -type d | \

  while read dir; do

    if $CHECK_CERT_EXPIRED $dir/cert; then

      rm -vf $dir/{cert,key}

      rmdir -v --ignore-fail-on-non-empty $dir

    fi

  done

}

cleanup_watcher() {

  # Return if machine is not part of a cluster

  in_cluster || return 0

  # Remove old watcher files

  find $DATA_DIR -maxdepth 1 -type f -mtime +$REMOVE_AFTER \

    \( -name 'watcher.*-*-*-*.data' -or \

       -name 'watcher.*-*-*-*.instance-status' \) -print0 | \

  xargs -r0 rm -vf

}

cleanup_master() {

  # Return if machine is not part of a cluster

  in_cluster || return 0

  # Return if queue archive directory doesn't exist

  [[ -d $QUEUE_ARCHIVE_DIR ]] || return 0

  # Remove old jobs

  find $QUEUE_ARCHIVE_DIR -mindepth 2 -type f -mtime +$REMOVE_AFTER -print0 | \

  xargs -r0 rm -vf

}

# Define how many days archived jobs should be left alone

REMOVE_AFTER=21

# Define how many log files to keep around (usually one per day)

KEEP_LOGS=50

# Log file for this run

LOG_FILE=$CLEANER_LOG_DIR/cleaner-$(date +'%Y-%m-%dT%H_%M').$$.log

# Create log directory

mkdir -p $CLEANER_LOG_DIR

# Redirect all output to log file

exec >>$LOG_FILE 2>&1

echo "Cleaner started at $(date)"

# Remove old cleaner log files

find $CLEANER_LOG_DIR -maxdepth 1 -type f | sort | head -n -$KEEP_LOGS | \

xargs -r rm -vf

case "$1" in

  node)

    cleanup_node

    cleanup_watcher

    ;;

  master)

    cleanup_master

    ;;

esac

exit 0