aptly-mirror.sh

#/bin/bash
# vim: tabstop=2:softtabstop=2:shiftwidth=2:noexpandtab
#
# Authored by Yazz D. Atlas <yazz.atlas@hp.com>
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.


# Example of my configuation that should be placed in /etc/aptly-mirror.cf
# aptly-mirror.cfg in the same directy you run this script.
config_example(){
cat << EOF
# Aptly Mirror Config for mirror.sh script
## copy into your /etc/aptly-mirror.cfg or
##    $PATH/aptly-mirror.cfg
# Using an associative array to store the mirrors I want
declare -A MIRROR
#
# To add another mirror just follow the format below
MIRROR[ubuntu]="http://us.archive.ubuntu.com/ubuntu trusty main restricted universe"
MIRROR[ubuntu-security]="http://us.archive.ubuntu.com/ubuntu trusty-security main restricted universe"
MIRROR[ubuntu-updates]="http://us.archive.ubuntu.com/ubuntu trusty-updates main restricted universe"
#
# Adding some other repos
MIRROR[salt]="http://ppa.launchpad.net/saltstack/salt/ubuntu trusty main"
MIRROR[docker]="http://get.docker.io/ubuntu docker main"
MIRROR[percona]="http://repo.percona.com/apt trusty main"
MIRROR[openstack-icehouse]="ppa:openstack-ubuntu-testing/icehouse"
MIRROR[ansible]="ppa:rquillo/ansible"
EOF
}

# If you copy all the MIRROR lines above into a one of the following files
# You should be set
#
# Add some logic to override the above if there is a config file
if [ -f /etc/aptly-mirror.cfg ] ; then
  source /etc/aptly-mirror.cfg
# Add some logic to override /etc/aptly-mirror.cfg and anything else
elif [ -f aptly-mirror.cfg ] ; then
  source aptly-mirror.cfg
else
  config_example
  exit 1
fi

# Creating a tempfile to use
tempdir=$(mktemp -d )  || { echo "Failed to create temp file"; exit 1; }
line="---------------------------------------------------"

# If I need tempfiles lets do it cleanly
function cleanup {
  echo ${line}
  cat ${tempdir}/*
  echo ${line}
  rm -rf ${tempdir}
  echo "Removed ${tempdir}"
  exit
}

# Catch the crtl-c and others nicely
trap cleanup  EXIT SIGHUP SIGINT SIGTERM
#

print(){
 echo "$1"
 echo "${line}"
}


# Create Mirror function it should not try
# to create the mirror twice
create_mirror(){
  # Timestamp
  date > ${tempdir}/start
  echo -n "Start:  "
  cat ${tempdir}/start

  # Just wanting a list of mirrors
  aptly mirror list > ${tempdir}/mirror-list

  for mirror in "${!MIRROR[@]}"; do
    if ! aptly mirror show $mirror > /dev/null ; then
      print "aptly mirror create $mirror ${MIRROR[$mirror]}"
      aptly mirror create $mirror ${MIRROR[$mirror]}
    fi
  done
  # Timestamp
  echo -n "Finish: "
  date > ${tempdir}/end
  cat ${tempdir}/end
}

update_mirror(){
  for mirror in "${!MIRROR[@]}"; do
    print "aptly mirror update $mirror"
    aptly mirror update $mirror

    if ! aptly snapshot show ${mirror}-$(date +%Y%m%d) > /dev/null ; then
      print "aptly snapshot create ${mirror}-$(date +%Y%m%d) from $mirror"
      aptly snapshot create ${mirror}-$(date +%Y%m%d) from mirror $mirror
    fi
    # Need some logic her how snapshots are published over an already pubished one.
    print "aptly publish snapshot ${mirror}-$(date +%Y%m%d) ${mirror}"
    aptly publish snapshot ${mirror}-$(date +%Y%m%d) ${mirror}
  done
}

# Now actually run the above functions
create_mirror
update_mirror

# Clean up
aptly db cleanup