lib/pkg.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 
   20 source ${LIBDIR}/log.sh                 # Logging support
   21 source ${LIBDIR}/template.sh            # Included so each port can use templates
   22 source ${LIBDIR}/port.sh                # Basic port functions
   23 
   24 export PORTSDIR=${PORTSDIR:-/usr/ports} # Path to port store
   25 export PORTTMP=''                       # Path to the port temp dir
   26 
   27 function pkg_download_src {
   28   local _port=${1:-}
   29   local _pkgsrc=${2:-}
   30   shift && shift
   31   local _src=${@}
   32 
   33   # Download from Pkgfile src spec
   34   for file in ${_src[@]}; do
   35     if [[ -f ${file} ]]; then
   36       # If the source file exists locally, just copy from here
   37       cp -p ${file} ${_pkgsrc}
   38     else
   39       if [ -f $(basename ${file}) ]; then
   40         linfo "Source '${file}' already downloaded"
   41       else
   42         linfo "Downloading ${file}"
   43         download_src ${file} ${_port}
   44       fi
   45       linfo "Extracting $(basename ${file}) to ${_pkgsrc}"
   46       archive_extract ${_port}/$(basename ${file}) ${_pkgsrc}
   47     fi
   48   done
   49 }
   50 
   51 
   52 #
   53 # TODO: Describe this
   54 #
   55 function pkgmk {
   56   local _port=${1:-}
   57   local _ref_porttmp=${2:-}
   58 
   59   local _retval  # Return value variable
   60   local _tmpdir  # Temporary working directory to build the pkg
   61   # NOTE: These are "global", so the Pkgfile can access them
   62   local PKG      # Path to the port pkg dir (binary install dest)
   63   local PKGSRC   # Path to the port src dir
   64 
   65   # Change context to port dir
   66   cd ${PORTSDIR}/${_port}
   67 
   68   # Include the port Pkgfile
   69   source Pkgfile
   70   
   71   # Create the port build and install directory structure
   72   _tmpdir=$(mktemp -d /tmp/pkgmk-${_port}.XXXX)
   73   PKGSRC=${_tmpdir}/src
   74   PKG=${_tmpdir}/pkg
   75   mkdir -p {${PKGSRC},${PKG}}
   76 
   77   # Download the package source files
   78   pkg_download_src "${PORTSDIR}/${_port}" "${PKGSRC}" "${source[@]}"
   79 
   80   cd ${PKGSRC}
   81 
   82   # Call the build process if defined
   83   if [[ $(type -t pkgbuild) == 'function' ]]; then
   84     linfo "Running ${_port} build process"
   85     pkgbuild
   86     _retval=$?
   87 
   88     # Set the pkg temp dir (this is our return value)
   89     eval "${_ref_porttmp}=${_tmpdir}"
   90     return ${_retval}
   91   else
   92     lerror "Port ${_port} has no pkgbuild function. Aborting."
   93     return 1
   94   fi
   95 
   96   return 1
   97 }
   98 
   99 
  100 #
  101 # Installs the specified port's compiled package to the specified destination.
  102 #
  103 # @param _port Name of the port (contained in PORTSDIR) to be installed
  104 # @param _dest Path to install the port to
  105 #
  106 function pkgadd {
  107   local _port=${1:-}
  108   local _dest=${2:-}
  109 
  110   local _pkgname      # Pkgfile value for 'name'
  111   local _pkgversion   # Pkgfile value for 'version'
  112   local _pkgrelease   # Pkgfile value for 'release'
  113   local _pkgbuildname # Pkgfile composite of name, version, and release
  114 
  115   # Ensure Pkgfile exists (we can't assemble the package filename without this)
  116   if [ ! -f ${PORTSDIR}/${_port}/Pkgfile ]; then
  117     lerror "Could not find Pkgfile for port ${_port}"
  118     return 1
  119   fi
  120 
  121   # Import the Pkgfile values
  122   source ${PORTSDIR}/${_port}/Pkgfile
  123   _pkgname=${name}       && unset 'name'
  124   _pkgversion=${version} && unset 'version'
  125   _pkgrelease=${release} && unset 'release'
  126   _pkgbuildname="${_pkgname}#${_pkgversion}_${_pkgrelease}"
  127 
  128   # Ensure the built package exists
  129   if [ ! -f "${PORTSDIR}/${_port}/${_pkgbuildname}.tar.xz" ]; then
  130     lerror "Could not find compiled package for ${_port}"
  131     return 1
  132   fi
  133 
  134   # Extract the package to the destination directory
  135   cd ${_dest}
  136   tar -xf ${PORTSDIR}/${_port}/${_pkgbuildname}.tar.xz
  137 }