puavo-test-puavo-pkg-installers

#!/usr/bin/ruby1.9.1

require 'fileutils'
require 'highline/import'
require 'json'

def cleanup_old_installations(config)
  dirs = [ config['cachedir'], config['installers_dir'], config['rootdir'] ]

  dirs.each do |dir|
    colormsg("cleaning up #{ dir }", HighLine::CYAN)
    FileUtils.remove_entry_secure(dir, true)
  end
end

def colormsg(msg, color)
  HighLine.say(HighLine.new.color(msg, color))
end

def get_config()
  pkglist = get_pkglist()

  pkglist.each do |pkg|
    colormsg("removing #{ pkg }", HighLine::CYAN)
    run('puavo-pkg', 'remove', pkg)
  end

  cachedir       = '/var/cache/puavo-pkg'
  rootdir        = '/var/lib/puavo-pkg'
  installers_dir = nil

  IO.readlines('/etc/puavo-pkg/puavo-pkg.conf').each do |line|
    if line.match(/^PUAVO_PKG_CACHEDIR=/) then
      cachedir = (line.split('=')[1] || '').chomp
    end
    if line.match(/^PUAVO_PKG_ROOTDIR=/) then
      rootdir = (line.split('=')[1] || '').chomp
    end
  end

  puavo_pkg_updater_conf \
    = JSON.parse( IO.read('/etc/puavo-pkg/puavo-pkg-updater.conf') )

  installers_dir = puavo_pkg_updater_conf['installers_dir']

  raise 'cachedir not set'       unless cachedir       && !cachedir.empty?
  raise 'installers_dir not set' unless installers_dir && !installers_dir.empty?
  raise 'rootdir not set'        unless rootdir        && !rootdir.empty?

  {
    'cachedir'       => cachedir,
    'installers_dir' => installers_dir,
    'rootdir'        => rootdir,
  }
end

def get_pkglist()
  output = %x(puavo-pkg list)
  raise 'puavo-pkg list returned error' if $?.exitstatus != 0

  output.split("\n").map { |line| (line.split(/\s+/))[0] }
end

def run(*args)
  system(*args) \
    or raise "error in running #{ args.inspect }"
end

config = get_config()
cleanup_old_installations(config)

colormsg('running puavo-pkg-updater --update-installers', HighLine::CYAN)
run('puavo-pkg-updater', '--update-installers')

logdir = 'puavo-test-puavo-pkg-installers-logs'

FileUtils.mkdir_p(logdir)

packages = {}

installers_dir = "#{ config['installers_dir'] }/installers"
Dir.glob("#{ installers_dir }/*.tar.gz").each do |puavopkgtar|
  puavopkg = File.basename(puavopkgtar, '.tar.gz')
  logfile = "#{ logdir }/#{ puavopkg }.log"
  colormsg("installing #{ puavopkg }, see #{ logfile }",
           HighLine::CYAN)
  pid = spawn('timeout', '1h', 'puavo-pkg', 'install', puavopkgtar,
              { :out => logfile, :err => logfile })
  packages[pid] = puavopkg
end

failed_packages = []

begin
  loop do
    pid = Process.wait(-1)
    status = $?.exitstatus

    puavopkg = packages[pid]

    if status == 0 then
      msg = "#{ puavopkg } was installed OK!"
      colormsg(msg, HighLine::GREEN)
    else
      failed_packages << puavopkg
      logfile = "#{ logdir }/#{ puavopkg }.log"
      msg = "An error occurred when installing #{ puavopkg }, " \
              + "see #{ logfile } for details"
      colormsg(msg, HighLine::RED)
    end
  end
rescue Errno::ECHILD
end

if !failed_packages.empty? then
  packages = failed_packages.sort.join(' ')
  warn "The following packages returned errors: #{ packages }"
  exit(1)
end

puts 'Everything was ok'

exit(0)