Class: OpzWorks::Commands::BERKS

Inherits:
Object
  • Object
show all
Defined in:
lib/opzworks/commands/berks.rb

Class Method Summary collapse

Class Method Details



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# File 'lib/opzworks/commands/berks.rb', line 15

def self.banner
  'Build the stack berkshelf'
end

.runObject



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# File 'lib/opzworks/commands/berks.rb', line 19

def self.run
  options = Trollop.options do
    banner "      \#{BERKS.banner}\n\n        opzworks berks stack1 stack2 ...\n\n      The stack name can be passed as any unique regex. If there is\n      more than one match, it will simply be skipped.\n\n      Options:\n    EOS\n    opt :ucc, 'Trigger update_custom_cookbooks on stack after uploading a new cookbook tarball.', default: true\n    opt :update, 'Run berks update before packaging the Berkshelf.', default: false, short: 'u'\n    opt :cookbooks, 'Run berks update only for the specified cookbooks (requires -u)', type: :strings, default: nil, short: 'c'\n    opt :clone, 'Only clone the management repo, then exit.', default: false\n  end\n  ARGV.empty? ? Trollop.die('no stacks specified') : false\n\n  config = OpzWorks.config\n\n  aws_credentials_provider = Aws::SharedCredentials.new(profile_name: config.aws_profile)\n  s3 = Aws::S3::Resource.new(region: config.aws_region, credentials: aws_credentials_provider)\n  s3_client = Aws::S3::Client.new(region: config.aws_region, credentials: aws_credentials_provider)\n\n  opsworks = Aws::OpsWorks::Client.new(region: config.aws_region, profile: config.aws_profile)\n  response = opsworks.describe_stacks\n\n  # loops over inputs\n  ARGV.each do |opt|\n    var = populate_stack(opt, response)\n    next if var == false\n\n    hash = {\n      'PROJECT:'      => @project,\n      'CHEF VERSION:' => @chef_version,\n      'STACK ID:'     => @stack_id,\n      'S3 PATH:'      => @s3_path,\n      'S3 URL:'       => @s3_source_url,\n      'BRANCH:'       => @branch\n    }\n    puts \"\\n\"\n    puts '-------------------------------'\n    hash.each { |k, v| printf(\"%-25s %-25s\\n\", k.foreground(:green), v.foreground(:red)) }\n    puts '-------------------------------'\n\n    puts \"\\n\"\n    var = manage_berks_repos\n    next if var == false\n    next if options[:clone] == true\n\n    time             = Time.new.utc.strftime('%FT%TZ')\n    berks_cook_path  = config.berks_base_path || '/tmp'\n    cook_path        = \"\#{berks_cook_path}/\#{@project}-\#{@branch}\"\n    cookbook_tarball = config.berks_tarball_name || 'cookbooks.tgz'\n    cookbook_upload  = cook_path + '/' \"\#{cookbook_tarball}\"\n    s3_bucket        = config.berks_s3_bucket || 'opzworks'\n\n    FileUtils.mkdir_p(cook_path) unless File.exist?(cook_path)\n\n    # berks\n    #\n    unless File.exist?(\"\#{@target_path}/Berksfile.lock\")\n      puts \"\\nNo Berksfile.lock, running berks install before packaging\".foreground(:blue)\n      run_local <<-BASH\n        cd \#{@target_path}\n        berks install\n        git add Berksfile.lock\n      BASH\n    end\n\n    if options[:update] == true\n      if options[:cookbooks].nil?\n        puts \"\\nUpdating the berkshelf\".foreground(:blue)\n        run_local <<-BASH\n          cd \#{@target_path}\n          berks update\n        BASH\n      else\n        puts \"\\nUpdating the berkshelf for cookbook(s): \".foreground(:blue) + options[:cookbooks].join(', ').to_s.foreground(:green)\n        run_local <<-BASH\n          cd \#{@target_path}\n          berks update \#{options[:cookbooks].join(' ')}\n        BASH\n      end\n    else\n      puts \"\\nNot running berks update\".foreground(:blue)\n    end\n\n    puts \"\\nPackaging the berkshelf\".foreground(:blue)\n    run_local <<-BASH\n      cd \#{@target_path}\n      berks package \#{cook_path}/\#{cookbook_tarball}\n    BASH\n\n    puts \"\\nCommitting changes and pushing\".foreground(:blue)\n    system \"cd \#{@target_path} && git commit -am 'berks update'; git push origin \#{@branch}\"\n\n    # backup previous if it exists\n    #\n    puts \"\\nBackup\".foreground(:blue)\n    begin\n      s3_client.head_object(\n        bucket: s3_bucket,\n        key: \"\#{@s3_path}/\#{cookbook_tarball}\"\n      )\n    rescue Aws::S3::Errors::ServiceError\n      puts \"No existing \#{cookbook_tarball} in \#{s3_bucket}/\#{@s3_path} to backup, continuing...\".foreground(:yellow)\n    else\n      puts \"Backing up existing \#{cookbook_tarball} to \#{@s3_path}/\#{cookbook_tarball}-\#{time}\".foreground(:green)\n      begin\n        s3_client.copy_object(\n          key: \"\#{@s3_path}/\#{cookbook_tarball}-\#{time}\",\n          bucket: s3_bucket,\n          copy_source: \"\#{s3_bucket}/\#{@s3_path}/\#{cookbook_tarball}\"\n        )\n      rescue Aws::S3::Errors::ServiceError => e\n        puts \"Caught exception trying to backup existing \#{cookbook_tarball} in \#{s3_bucket}:\".foreground(:red)\n        puts \"\\t\#{e}\"\n        abort\n      end\n    end\n\n    begin\n      cull = s3_client.list_objects(\n        bucket: s3_bucket,\n        prefix: \"\#{@s3_path}/\#{cookbook_tarball}-\"\n      )\n    rescue Aws::S3::Errors::ServiceError => e\n      puts \"Caught exception trying to list backups in \#{s3_bucket}:\".foreground(:red)\n      puts \"\\t\#{e}\"\n    else\n      backup_arr = []\n      cull.contents.each { |k| backup_arr << k.key }\n      backup_arr.pop(5) # keep last 5 backups\n\n      unless backup_arr.empty?\n        delete_arr = []\n        until backup_arr.empty?\n          puts \"Adding backup \#{backup_arr[0]} to the cull list\".foreground(:green)\n          delete_arr << backup_arr.pop\n\n          arr_of_hash = []\n          delete_arr.each { |i| arr_of_hash << { 'key': i } }\n\n          puts 'Culling old backups'.foreground(:green)\n          begin\n            s3_client.delete_objects(\n              bucket: s3_bucket,\n              delete: { objects: arr_of_hash }\n            )\n          rescue Aws::S3::Errors::ServiceError => e\n            puts \"Caught exception trying to delete backups in \#{s3_bucket}:\".foreground(:red)\n            puts \"\\t\#{e}\"\n          end\n        end\n      end\n    end\n\n    # upload\n    puts \"\\nUploading to S3\".foreground(:blue)\n    begin\n      obj = s3.bucket(s3_bucket).object(\"\#{@s3_path}/\#{cookbook_tarball}\")\n      obj.upload_file(cookbook_upload)\n    rescue Aws::S3::Errors::ServiceError => e\n      puts \"Caught exception while uploading to S3 bucket \#{s3_bucket}:\".foreground(:red)\n      puts \"\\t\#{e}\"\n      puts \"\\nCleaning up before exiting\".foreground(:blue)\n\n      FileUtils.rm_rf(cook_path)\n      abort\n    else\n      puts \"Completed successful upload of \#{@s3_path}/\#{cookbook_tarball} to \#{s3_bucket}!\".foreground(:green)\n    end\n\n    # cleanup\n    #\n    puts \"\\nCleaning up\".foreground(:blue)\n    FileUtils.rm_rf(cook_path)\n    puts 'Done!'.foreground(:green)\n\n    # update remote cookbooks\n    #\n    if options[:ucc] == true\n      puts \"\\nTriggering update_custom_cookbooks for remote stack (\#{@stack_id})\".foreground(:blue)\n\n      hash = {}\n      hash[:comment]  = 'shake and bake'\n      hash[:stack_id] = @stack_id\n      hash[:command]  = { name: 'update_custom_cookbooks' }\n\n      begin\n        opsworks.create_deployment(hash)\n      rescue Aws::OpsWorks::Errors::ServiceError => e\n        puts 'Caught error while attempting to trigger deployment: '.foreground(:red)\n        puts \"\\t\#{e}\"\n      else\n        puts 'Done!'.foreground(:green)\n      end\n    else\n      puts 'Update custom cookbooks skipped via --no-ucc switch.'.foreground(:blue)\n    end\n  end\nend\n".unindent