summaryrefslogtreecommitdiff
path: root/lib/chef/provider/package/pacman.rb
blob: 6bb2250da50023b6693c4ec3f71d68f27a383398 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
#
# Author:: Jan Zimmek (<jan.zimmek@web.de>)
# Copyright:: Copyright (c) 2010 Jan Zimmek
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

require "chef/provider/package"
require "chef/mixin/command"
require "chef/resource/package"

class Chef
  class Provider
    class Package
      class Pacman < Chef::Provider::Package

        provides :package, platform: "arch"
        provides :pacman_package, os: "linux"

        def load_current_resource
          @current_resource = Chef::Resource::Package.new(@new_resource.name)
          @current_resource.package_name(@new_resource.package_name)

          Chef::Log.debug("#{@new_resource} checking pacman for #{@new_resource.package_name}")
          status = shell_out_with_timeout("pacman -Qi #{@new_resource.package_name}")
          status.stdout.each_line do |line|
            case line
            when /^Version(\s?)*: (.+)$/
              Chef::Log.debug("#{@new_resource} current version is #{$2}")
              @current_resource.version($2)
            end
          end

          unless status.exitstatus == 0 || status.exitstatus == 1
            raise Chef::Exceptions::Package, "pacman failed - #{status.inspect}!"
          end

          @current_resource
        end

        def candidate_version
          return @candidate_version if @candidate_version

          repos = ["extra","core","community"]

          if(::File.exists?("/etc/pacman.conf"))
            pacman = ::File.read("/etc/pacman.conf")
            repos = pacman.scan(/\[(.+)\]/).flatten
          end

          package_repos = repos.map {|r| Regexp.escape(r) }.join("|")

          status = shell_out_with_timeout("pacman -Sl")
          status.stdout.each_line do |line|
            case line
              when /^(#{package_repos}) #{Regexp.escape(@new_resource.package_name)} (.+)$/
                # $2 contains a string like "4.4.0-1" or "3.10-4 [installed]"
                # simply split by space and use first token
                @candidate_version = $2.split(" ").first
            end
          end

          unless status.exitstatus == 0 || status.exitstatus == 1
            raise Chef::Exceptions::Package, "pacman failed - #{status.inspect}!"
          end

          unless @candidate_version
            raise Chef::Exceptions::Package, "pacman does not have a version of package #{@new_resource.package_name}"
          end

          @candidate_version

        end

        def install_package(name, version)
          shell_out_with_timeout!( "pacman --sync --noconfirm --noprogressbar#{expand_options(@new_resource.options)} #{name}" )
        end

        def upgrade_package(name, version)
          install_package(name, version)
        end

        def remove_package(name, version)
          shell_out_with_timeout!( "pacman --remove --noconfirm --noprogressbar#{expand_options(@new_resource.options)} #{name}" )
        end

        def purge_package(name, version)
          remove_package(name, version)
        end

      end
    end
  end
end