Class: BetweenMeals::Knife

Inherits:
Object
  • Object
show all
Includes:
Util
Defined in:
lib/between_meals/knife.rb

Overview

Knife does not have a usable API for using it as a lib This could be possibly refactored to touch its internals instead of shelling out

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Util

#exec, #exec!, #time

Constructor Details

#initialize(opts = {}) ⇒ Knife

Returns a new instance of Knife.



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# File 'lib/between_meals/knife.rb', line 31

def initialize(opts = {})
  @logger = opts[:logger] || nil
  @user = opts[:user] || ENV['USER']
  @home = opts[:home] || ENV['HOME']
  # make sure people can pass in false :)
  @ssl = opts[:ssl].nil? ? true : opts[:ssl]
  @host = opts[:host] || 'localhost'
  @port = opts[:port] || 4000
  @config = opts[:config] ||
            "#{@home}/.chef/knife-#{@user}-taste-tester.rb"
  @knife = opts[:bin] || 'knife'
  @berks = opts[:berks_bin] || 'berks'
  @berks_config = opts[:berks_config]
  @pem = opts[:pem] ||
         "#{@home}/.chef/#{@user}-taste-tester.pem"
  @role_dir = opts[:role_dir]
  @role_type = opts[:role_type] || 'rb'
  @cookbook_dirs = opts[:cookbook_dirs]
  @databag_dir = opts[:databag_dir]
  @checksum_dir = opts[:checksum_dir]
  @client_key =
    File.expand_path("#{@home}/.chef/#{@user}-taste-tester.pem")
end

Instance Attribute Details

#cookbook_dirs ⇒ Object

Returns the value of attribute cookbook_dirs.



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# File 'lib/between_meals/knife.rb', line 29

def cookbook_dirs
  @cookbook_dirs
end

Instance Method Details

#berks_cookbook_upload(cookbooks) ⇒ Object 



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# File 'lib/between_meals/knife.rb', line 106

def berks_cookbook_upload(cookbooks)
  # cookbooks: array
  # cookbook_paths: array
  if @berks_config
    berks_config = '--config=' + @berks_config
  end
  if cookbooks.any?
    @cookbook_dirs.each do |path|
      cookbooks.each do |cb|
        next unless File.exists?("#{path}/#{cb}")

        @logger.warn("Running berkshelf on cookbook: #{cb}")
        exec!("cd #{path}/#{cb} && #{@berks} install #{berks_config} && " +
          "#{@berks} upload #{berks_config}", @logger)
      end
    end
  end
end

#berks_cookbook_upload_all ⇒ Object 



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# File 'lib/between_meals/knife.rb', line 85

def berks_cookbook_upload_all
  if @berks_config
    berks_config = '--config=' + @berks_config
  end
  @cookbook_dirs.each do |path|
    cookbooks = Dir["#{path}/*"].select { |o| File.directory?(o) }
    cookbooks.each do |cb|
      @logger.warn("Running berkshelf on cookbook: #{cb}")
      exec!("cd #{cb} && #{@berks} install #{berks_config} && " +
        "#{@berks} upload #{berks_config}", @logger)
    end
  end
end

#cookbook_delete(cookbooks) ⇒ Object 



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# File 'lib/between_meals/knife.rb', line 125

def cookbook_delete(cookbooks)
  if cookbooks.any?
    cookbooks.each do |cookbook|
      exec!("#{@knife} cookbook delete #{cookbook.name}" +
              " --purge -a --yes -c #{@config}", @logger)
    end
  end
end

#cookbook_upload(cookbooks) ⇒ Object 



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# File 'lib/between_meals/knife.rb', line 99

def cookbook_upload(cookbooks)
  if cookbooks.any?
    cookbooks = cookbooks.map(&:name).join(' ')
    exec!("#{@knife} cookbook upload #{cookbooks} -c #{@config}", @logger)
  end
end

#cookbook_upload_all ⇒ Object 



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# File 'lib/between_meals/knife.rb', line 81

def cookbook_upload_all
  exec!("#{@knife} cookbook upload -a -c #{@config}", @logger)
end

#databag_delete(databags) ⇒ Object 



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# File 'lib/between_meals/knife.rb', line 159

def databag_delete(databags)
  if databags.any?
    databags.group_by(&:name).each do |dbname, dbs|
      dbs.each do |db|
        exec!("#{@knife} data bag delete #{dbname} #{db.item}" +
                " --yes -c #{@config}", @logger)
      end
      delete_databag_if_empty(dbname)
    end
  end
end

#databag_upload(databags) ⇒ Object 



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# File 'lib/between_meals/knife.rb', line 144

def databag_upload(databags)
  if databags.any?
    databags.group_by(&:name).each do |dbname, dbs|
      create_databag_if_missing(dbname)
      dbitems = dbs.map do |x|
        File.join(@databag_dir, dbname, "#{x.item}.json")
      end.join(' ')
      exec!(
        "#{@knife} data bag from file #{dbname} #{dbitems} -c #{@config}",
        @logger,
      )
    end
  end
end

#databag_upload_all ⇒ Object 



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# File 'lib/between_meals/knife.rb', line 134

def databag_upload_all
  glob = File.join(@databag_dir, '*', '*.json')
  items = Dir.glob(glob).map do |file|
    BetweenMeals::Changes::Databag.new(
      { :status => :modified, :path => file }, @databag_dir
    )
  end
  databag_upload(items)
end

#role_delete(roles) ⇒ Object 



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# File 'lib/between_meals/knife.rb', line 71

def role_delete(roles)
  if roles.any?
    roles.each do |role|
      exec!(
        "#{@knife} role delete #{role.name} --yes -c #{@config}", @logger
      )
    end
  end
end

#role_upload(roles) ⇒ Object 



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# File 'lib/between_meals/knife.rb', line 62

def role_upload(roles)
  if roles.any?
    roles = roles.map do |x|
      File.join(@role_dir, "#{x.name}.#{@role_type}")
    end.join(' ')
    exec!("#{@knife} role from file #{roles} -c #{@config}", @logger)
  end
end

#role_upload_all ⇒ Object 



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# File 'lib/between_meals/knife.rb', line 55

def role_upload_all
  if File.exists?(@role_dir)
    roles = File.join(@role_dir, "*.#{@role_type}")
    exec!("#{@knife} role from file #{roles} -c #{@config}", @logger)
  end
end

#write_user_config ⇒ Object 



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# File 'lib/between_meals/knife.rb', line 171

def write_user_config
  scheme = @ssl ? 'https' : 'http'
  cfg = <<-BLOCK
user = ENV['USER']
log_level :info
log_location STDOUT
node_name user
chef_server_url "#{scheme}://#{@host}:#{@port}"
ssl_verify_mode :verify_none
cache_type 'BasicFile'
client_key '#{@client_key}'
cache_options(:path => File.expand_path("#{@checksum_dir}"))
cookbook_path [
BLOCK
  @cookbook_dirs.each do |dir|
    cfg << "  \"#{dir}\",\n"
  end
  cfg << "]\n"
  unless File.directory?(File.dirname(@config))
    Dir.mkdir(File.dirname(@config), 0o755)
  end
  if !File.exists?(@config) ||
     ::Digest::MD5.hexdigest(cfg) !=
     ::Digest::MD5.hexdigest(File.read(@config))
    @logger.info("Generating #{@config}")
    File.write(@config, cfg)
  end

  # Won't work with shorter keys
  pem = <<-BLOCK
-----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----
  BLOCK

  unless File.directory?(File.dirname(@pem))
    Dir.mkdir(File.dirname(@pem), 0o755)
  end

  unless File.exists?(@pem)
    @logger.info("Generating #{@pem}")
    File.write(@pem, pem)
  end
end