install_misc/ubuntu-packages.sh

   1 #!/bin/bash
   2
   3 # Copyright 2012 Universidad Nacional de Cordoba
   4 # Written by Tomas Cohen Arazi
   5 #            Mark Tompsett
   6 #
   7 # This file is part of Koha.
   8 #
   9 # Koha is free software; you can redistribute it and/or modify it
  10 # under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation; either version 3 of the License, or
  12 # (at your option) any later version.
  13 #
  14 # Koha is distributed in the hope that it will be useful, but
  15 # WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17 # GNU General Public License for more details.
  18 #
  19 # You should have received a copy of the GNU General Public License
  20 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  21
  22 # Output simple help
  23 usage() {
  24     local scriptname=$(basename $0)
  25     cat <<EOF
  26 $scriptname
  27
  28 Query for missing dependencies. Print the install command for them if specified.
  29
  30 Usage:
  31 $scriptname -r
  32 $scriptname -ic
  33 $scriptname -h
  34
  35     -r  | --report             Report the status of Koha's dependencies
  36     -ic | --install-command    Display the install command for the missing dependencies
  37     -h  | --help               Display this help message
  38 EOF
  39 }
  40
  41 # Check if the package is installed
  42 packageInstalled() {
  43     local package=$1
  44     local package_status=`dpkg-query --showformat='${Status}' \
  45                           -W $package 2> /dev/null`
  46
  47     if [ "$package_status" == "install ok installed" ] ; then
  48         echo "yes"
  49     else
  50         echo "no"
  51     fi
  52 }
  53
  54 # Get the installed package version
  55 getPackageVersion() {
  56     local package=$1
  57     dpkg-query --showformat='${Version}' -W $package
  58 }
  59
  60 # A parameter is required.
  61 if [ "$#" -eq "0" ]; then
  62     usage
  63     exit 1
  64 fi
  65
  66 # Initialize variables
  67 CHECK=no
  68 INSTALLCMD=no
  69 HELP=no
  70
  71 # Loop over parameters
  72 while (( "$#" )); do
  73     case $1 in
  74         -r | --report )
  75             CHECK=yes
  76             ;;
  77         -ic | --install-command )
  78             INSTALLCMD=yes
  79             ;;
  80         -h | --help)
  81             HELP=yes
  82             ;;
  83         * )
  84             usage
  85             exit 1
  86     esac
  87     shift
  88 done
  89
  90 if [ "$HELP" = "yes" ]; then
  91     usage
  92     exit 0
  93 fi
  94
  95 # Determine what directory this script is in, the packages files
  96 # should be in the same path.
  97 DIR=`dirname $0`
  98
  99 # Determine the Ubuntu release
 100 UBUNTU_RELEASE=`lsb_release -r | cut -f2 -d'    '`
 101 UBUNTU_PACKAGES_FILE=$DIR/ubuntu.$UBUNTU_RELEASE.packages
 102
 103 # Check for the release-specific packages file. Default to the general one
 104 # but warn the user about LTS releases recommended, if they are attempting
 105 # to do an install command option.
 106 if [ ! -e $UBUNTU_PACKAGES_FILE ]; then
 107     UBUNTU_PACKAGES_FILE=$DIR/ubuntu.packages
 108     if [ "$INSTALLCMD" == "yes" ]; then
 109         echo "# There's no packages file for your distro/release"
 110         echo "# WARNING! We strongly recommend an LTS release."
 111     fi
 112 fi
 113
 114 # We where asked to print the packages list and current versions (if any)
 115 UBUNTU_PACKAGES=`awk '{print $1}' $UBUNTU_PACKAGES_FILE | grep -v '^\s*#' | grep -v '^\s*$'`
 116
 117 # Only output this on an install command option in order to maintain
 118 # output equivalence to the former script, in the case of reporting
 119 # only.
 120 if [ "$INSTALLCMD" == "yes" ]; then
 121
 122     # Tell them which file being used to determine the output.
 123     echo "# Using the $UBUNTU_PACKAGES_FILE file as source"
 124
 125     # Comment for skiping the dots if needed ....
 126     if [ "$CHECK" == "no" ]; then
 127         echo -n "#"
 128     fi
 129 fi
 130
 131 # Initialize variable to accumulate missing packages in.
 132 MISSING_PACKAGES=""
 133
 134 # Loop used to accumulate the missing packages and display package information if requested to report.
 135 for PACKAGE in $UBUNTU_PACKAGES; do
 136
 137     # If an install command option is running, but not a report option,
 138     # There is no need to determine the version number. If it was
 139     # This would run even slower!
 140
 141     # Test if the package is installed
 142     PACKAGE_INSTALLED=`packageInstalled $PACKAGE`
 143
 144     # Determine the package version if it is installed.
 145     if [ "$PACKAGE_INSTALLED" == "yes" ]; then
 146         PACKAGE_VERSION=`getPackageVersion $PACKAGE`
 147
 148     # otherwise default to 'none'.
 149     else
 150         PACKAGE_VERSION="none"
 151         MISSING_PACKAGES="$PACKAGE $MISSING_PACKAGES"
 152     fi
 153
 154     # If we are supposed to report...
 155     if [ "$CHECK" == "yes" ]; then
 156
 157
 158         # report the package name and version number.
 159         echo "$PACKAGE = $PACKAGE_VERSION"
 160
 161     # Otherwise, we'll just echo a dot for the impatient.
 162     else
 163         echo -n "."
 164     fi
 165
 166 done
 167
 168 # If we aren't reporting, then the last echo didn't have a newline.
 169 if [ ! "$CHECK" == "yes" ]; then
 170     echo
 171 fi
 172
 173 # If the install command was requested...
 174 if [ "$INSTALLCMD" == "yes" ]; then
 175
 176     # Give them a nicely indented command to copy, if dependencies are missing.
 177     if [ "${#MISSING_PACKAGES}" -gt "0" ]; then
 178         cat <<EOF
 179 # Copy and paste the following command to install all Koha's dependencies on your system:
 180 # Note: this command will run with admin privileges. Make sure your user has sudo rights
 181 EOF
 182
 183         echo -e "\tsudo apt-get install $MISSING_PACKAGES"
 184
 185     # Otherwise tell them all is well.
 186     else
 187         echo -e "# All dependencies installed!"
 188         echo -e "# Please confirm the version numbers are sufficient"
 189         echo -e "# By running koha_perl_deps.pl -m -u."
 190     fi
 191
 192 fi
 193
 194 exit 0