Percona apt repository installer

percona_apt_install.sh

#!/bin/bash

# This script will enable the Percona apt Repository

# david dot bennett at percona dot com - 2015-08-11

# Make sure we are running as root

if [ ! "${EUID}" == 0 ]; then
  echo >&2 "This script must be run with root permissions."
  exit 1;
fi

# Check to see if we have all the commands we need

for cmd in "apt-get" "apt-key" "curl" "grep" "awk" "head" "getopt"; do
  hash ${cmd} &> /dev/null
  if [ $? -eq 1 ]; then
    echo >&2 "This system does not have '${cmd}', install before running."
    exit 1;
  fi
done

# everything looks good

echo "Enabling the Percona Server apt repository..."

# get key id

KEYID='1C4CBDCDCD2EFD2A'
OPTS=$(getopt -o k: -l keyid: -n 'parse-options' -- "$@")
eval set -- "$OPTS"

while true; do
  case "$1" in
    -k | --keyid ) KEYID="$2"; shift; shift ;;
    * ) break;
  esac
done

# error log

errorLog=$(mktemp -t percona-apt-install-XXXXX.log)

# install Percona apt key

apt-key adv --keyserver keys.gnupg.net --recv-keys "${KEYID}" >> "${errorLog}" 2>&1 

apt-key list | grep -qi percona || {
  echo "Something went wrong during installation of the Percona gnupg key."
  echo "Check log: ${errorLog}" 
  exit 1;
}

# get the distribution version

distver=$(grep '^deb ' /etc/apt/sources.list | awk '{print $3}' | grep -Fv '-' | head -n1)

if [ "${distver}" == "" ]; then
  echo >&2 "Unable to determine distribution version."
  exit 1;
fi

# check that release is supported by Percona apt repository

curl -s "http://repo.percona.com/apt/dists/${distver}/Release.gpg" | grep -Fq SIGNATURE || {
  echo >&2 "Distribution: '${distver}' is not supported."
  exit 1;
}  

# Create percona.list in apt configuration

mkdir -p /etc/apt/sources.list.d

cat <<_EOF_ >/etc/apt/sources.list.d/percona.list
deb http://repo.percona.com/apt ${distver} main
deb-src http://repo.percona.com/apt ${distver} main
_EOF_

# update the repository

apt-get update -y >> "${errorLog}" 2>&1

# check and report

echo '-----'
if apt-cache madison percona-server-server | grep -q 'repo\.percona'; then
  echo 'The Percona apt repository is ready to use.'
  exit 0;
else
  echo "Something went wrong during installation of the Percona apt repository."
  echo "Check log: ${errorLog}" 
  exit 1;
fi