summaryrefslogtreecommitdiff
path: root/lib/leap_cli/commands/deploy.rb
blob: 310fccac139e6a330cf66b86b0bed3dd2840261e (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
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177

module LeapCli
  module Commands

    desc 'Apply recipes to a node or set of nodes.'
    long_desc 'The FILTER can be the name of a node, service, or tag.'
    arg_name 'FILTER'
    command :deploy do |c|

      # --fast
      c.switch :fast, :desc => 'Makes the deploy command faster by skipping some slow steps. A "fast" deploy can be used safely if you recently completed a normal deploy.',
                      :negatable => false

      # --sync
      c.switch :sync, :desc => "Sync files, but don't actually apply recipes."

      # --force
      c.switch :force, :desc => 'Deploy even if there is a lockfile.', :negatable => false

      # --tags
      c.flag :tags, :desc => 'Specify tags to pass through to puppet (overriding the default).',
                    :default_value => DEFAULT_TAGS.join(','), :arg_name => 'TAG[,TAG]'

      c.flag :port, :desc => 'Override the default SSH port.',
                    :arg_name => 'PORT'

      c.flag :ip,   :desc => 'Override the default SSH IP address.',
                    :arg_name => 'IPADDRESS'

      c.action do |global,options,args|
        init_submodules

        nodes = filter_deploy_nodes(args)
        if nodes.size > 1
          say "Deploying to these nodes: #{nodes.keys.join(', ')}"
          if !global[:yes] && !agree("Continue? ")
            quit! "OK. Bye."
          end
        end

        compile_hiera_files(nodes)

        ssh_connect(nodes, connect_options(options)) do |ssh|
          ssh.leap.log :checking, 'node' do
            ssh.leap.check_for_no_deploy
            ssh.leap.assert_initialized
          end
          ssh.leap.log :synching, "configuration files" do
            sync_hiera_config(ssh)
            sync_support_files(ssh)
          end
          ssh.leap.log :synching, "puppet manifests" do
            sync_puppet_files(ssh)
          end
          unless options[:sync]
            ssh.leap.log :applying, "puppet" do
              ssh.puppet.apply(:verbosity => LeapCli.log_level, :tags => tags(options), :force => options[:force])
            end
          end
        end
      end
    end

    private

    def sync_hiera_config(ssh)
      dest_dir = provider.hiera_sync_destination
      ssh.rsync.update do |server|
        node = manager.node(server.host)
        hiera_file = Path.relative_path([:hiera, node.name])
        ssh.leap.log hiera_file + ' -> ' + node.name + ':' + dest_dir + '/hiera.yaml'
        {
          :source => hiera_file,
          :dest => dest_dir + '/hiera.yaml',
          :flags => "-rltp --chmod=u+rX,go-rwx"
        }
      end
    end

    def sync_support_files(ssh)
      dest_dir = provider.hiera_sync_destination
      ssh.rsync.update do |server|
        node = manager.node(server.host)
        files_to_sync = node.file_paths.collect {|path| Path.relative_path(path, Path.provider) }
        if files_to_sync.any?
          ssh.leap.log(files_to_sync.join(', ') + ' -> ' + node.name + ':' + dest_dir)
          {
            :chdir => Path.provider,
            :source => ".",
            :dest => dest_dir,
            :excludes => "*",
            :includes => calculate_includes_from_files(files_to_sync),
            :flags => "-rltp --chmod=u+rX,go-rwx --relative --delete --delete-excluded --filter='protect hiera.yaml' --copy-links"
          }
        else
          nil
        end
      end
    end

    def sync_puppet_files(ssh)
      ssh.rsync.update do |server|
        ssh.leap.log(Path.platform + '/[bin,tests,puppet] -> ' + server.host + ':' + LeapCli::PUPPET_DESTINATION)
        {
          :dest => LeapCli::PUPPET_DESTINATION,
          :source => '.',
          :chdir => Path.platform,
          :excludes => '*',
          :includes => ['/bin', '/bin/**', '/puppet', '/puppet/**', '/tests', '/tests/**'],
          :flags => "-rlt --relative --delete --copy-links"
        }
      end
    end

    def init_submodules
      Dir.chdir Path.platform do
        assert_run! "git submodule sync"
        statuses = assert_run! "git submodule status"
        statuses.strip.split("\n").each do |status_line|
          if status_line =~ /^[\+-]/
            submodule = status_line.split(' ')[1]
            log "Updating submodule #{submodule}"
            assert_run! "git submodule update --init #{submodule}"
          end
        end
      end
    end

    def calculate_includes_from_files(files)
      return nil unless files and files.any?

      # prepend '/' (kind of like ^ for rsync)
      includes = files.collect {|file| '/' + file}

      # include all sub files of specified directories
      includes.size.times do |i|
        if includes[i] =~ /\/$/
          includes << includes[i] + '**'
        end
      end

      # include all parent directories (required because of --exclude '*')
      includes.size.times do |i|
        path = File.dirname(includes[i])
        while(path != '/')
          includes << path unless includes.include?(path)
          path = File.dirname(path)
        end
      end

      return includes
    end

    def tags(options)
      if options[:tags]
        tags = options[:tags].split(',')
      else
        tags = LeapCli::DEFAULT_TAGS.dup
      end
      tags << 'leap_slow' unless options[:fast]
      tags.join(',')
    end

    #
    # for safety, we allow production deploys to be turned off in the Leapfile.
    #
    def filter_deploy_nodes(filter)
      nodes = manager.filter!(filter)
      if !leapfile.allow_production_deploy
        nodes = nodes[:environment => "!production"]
        assert! nodes.any?, "Skipping deploy because @allow_production_deploy is disabled."
      end
      nodes
    end

  end
end