bin/pkgimg.sh



    1 #!/usr/bin/env bash
    2 #
    3 # Portimg uses Crux port-like system for creating software deployment images.
    4 # Copyright (C) 2016 Aaron Ball <nullspoon@oper.io>
    5 #
    6 # This program is free software: you can redistribute it and/or modify
    7 # it under the terms of the GNU General Public License as published by
    8 # the Free Software Foundation, either version 3 of the License, or
    9 # (at your option) any later version.
   10 #
   11 # This program is distributed in the hope that it will be useful,
   12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
   13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   14 # GNU General Public License for more details.
   15 #
   16 # You should have received a copy of the GNU General Public License
   17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
   18 #
   19 set -u
   20 
   21 export BASEDIR="$(cd $(dirname ${0})/../ && pwd)"
   22 export LIBDIR="${BASEDIR}/lib"
   23 
   24 source ${LIBDIR}/log.sh
   25 source ${LIBDIR}/pkg.sh
   26 source ${LIBDIR}/config.sh
   27 source ${LIBDIR}/common.sh
   28 
   29 export PORTSDIR=${PORTSDIR:-${BASEDIR}/ports}
   30 export KEEP_BUILD=${KEEP_BUILD:-0}
   31 
   32 function main {
   33   local manifest=${1:-}
   34 
   35   local _installbase # Path to the temporary image working directory
   36   local _porttmp     # Path to the temporary package working directory
   37 
   38   # Port image variables
   39   local _imgname      # Name of the image/port collection
   40   local _imgdepends   # Dependencies to build the port image
   41   local _imgversion   # Version of the image
   42   local _imgrelease   # Release number of the image
   43   local _imgbuildname # Name of the built image file
   44 
   45   if [[ -z "${manifest}" ]]; then
   46     lerror "Please specify a port manifest."
   47     return 1
   48   fi
   49   if [[ ! -f "${manifest}" ]]; then
   50     lerror "Path '${manifest}' does not exist or is not a manifest"
   51     return 2
   52   fi
   53 
   54   source ${manifest}
   55   # Set all these variables as the same variables will be set later by port
   56   # files
   57   _imgname=${name}              && unset 'name'
   58   _imgdepends=("${depends[@]}") && unset 'depends[@]'
   59   _imgversion=${version}        && unset 'version'
   60   _imgrelease=${release}        && unset 'release'
   61   _imgbuildname="${_imgname}#${_imgversion}_${_imgrelease}"
   62 
   63   # Convert portsdir to absolute path
   64   PORTSDIR="$(cd ${PORTSDIR} && pwd)"
   65 
   66   _installbase=$(mktemp -d /tmp/pkgimg-${_imgbuildname}.XXXX)
   67 
   68   # Loop over each port in the manifest
   69   for port in ${_imgdepends[@]}; do
   70     # Call pkgmk to build the port
   71     pkgmk ${port} '_porttmp'
   72     [ $? -gt 0 ] && return 1
   73 
   74     # Move the package contents to the install base
   75     linfo "Synchronizing ${port} build to install base ${_installbase}"
   76     rsync -a ${_porttmp}/pkg/ ${_installbase}/
   77 
   78     # Cleanup
   79     if [ "${KEEP_BUILD}" = 0 ]; then
   80       rm -rf ${_porttmp}
   81     else
   82       linfo "KEEP_BUILD is set. Skipping cleanup of ${port}."
   83     fi
   84   done
   85 
   86   linfo "Generating footprint file for ${_installbase}"
   87   footprint_dir ${_installbase} > ${_installbase}.footprint
   88 
   89   linfo "Creating deployment tarball from ${_installbase}"
   90   tar -cf ${_installbase}.tar -C ${_installbase} ./*
   91 
   92   linfo "Compressing ${_installbase}.tar"
   93   xz -v ${_installbase}.tar
   94 
   95   # Move the package and footprint to current directory
   96   mv ${_installbase}.tar.xz    ${BASEDIR}/${_imgbuildname}.tar.xz
   97   mv ${_installbase}.footprint ${BASEDIR}/${_imgbuildname}.footprint
   98 
   99   linfo "Build dir:          ${_installbase}"
  100   linfo "Deployment tarball: ${BASEDIR}/${_imgbuildname}.tar.xz"
  101   linfo "Tarball footprint:  ${BASEDIR}/${_imgbuildname}.footprint"
  102 
  103 }
  104 
  105 main ${@}