Class: Spiceweasel::Environments

Inherits:
Object
  • Object
show all
Includes:
CommandHelper
Defined in:
lib/spiceweasel/environments.rb

Overview

manages parsing of Environments

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from CommandHelper

#bundler?, #create_command, #delete_command

Constructor Details

#initialize(environments = [], cookbooks = {}) ⇒ Environments

rubocop:disable CyclomaticComplexity



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# File 'lib/spiceweasel/environments.rb', line 30

def initialize(environments = [], cookbooks = {}) # rubocop:disable CyclomaticComplexity
  @create = []
  @delete = []
  @environment_list = []

  return unless environments

  Spiceweasel::Log.debug("environments: #{environments}")
  envfiles = do_flattened_environments(cookbooks, environments)
  create_command("knife environment#{Spiceweasel::Config[:knife_options]} from file #{envfiles.uniq.sort.join(' ')}")
end

Instance Attribute Details

#create ⇒ Object (readonly)

Returns the value of attribute create.



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# File 'lib/spiceweasel/environments.rb', line 28

def create
  @create
end

#delete ⇒ Object (readonly)

Returns the value of attribute delete.



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# File 'lib/spiceweasel/environments.rb', line 28

def delete
  @delete
end

#environment_list ⇒ Object (readonly)

Returns the value of attribute environment_list.



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# File 'lib/spiceweasel/environments.rb', line 28

def environment_list
  @environment_list
end

Instance Method Details

#do_cookbook_version(cookbooks, dep, environment) ⇒ Object 



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# File 'lib/spiceweasel/environments.rb', line 98

def do_cookbook_version(cookbooks, dep, environment)
  Spiceweasel::Log.debug("environment: '#{environment}' cookbook: '#{dep}'")

  return if cookbooks.member?(dep)

  STDERR.puts "ERROR: Cookbook dependency '#{dep}' from environment '#{environment}' is missing from the list of cookbooks in the manifest."
  exit(-1)
end

#do_flattened_environments(cookbooks, environments) ⇒ Object 



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# File 'lib/spiceweasel/environments.rb', line 42

def do_flattened_environments(cookbooks, environments)
  flatenvs = environments.map(&:keys).flatten
  envfiles = []
  flatenvs.each do |env|
    Spiceweasel::Log.debug("environment: #{env}")
    if File.directory?('environments')
      # expand wildcards and push into environments
      if env =~ /\*/ # wildcard support
        wildenvs = Dir.glob("environments/#{env}")
        # remove anything not ending in .json or .rb
        wildenvs.delete_if { |x| !x.end_with?('.rb', '.json') }
        Spiceweasel::Log.debug("found environments '#{wildenvs}' for wildcard: #{env}")
        flatenvs.concat(wildenvs.map { |x| x[x.rindex('/') + 1..x.rindex('.') - 1] })
        next
      end
      validate(env, cookbooks) unless Spiceweasel::Config[:novalidation]
    elsif !Spiceweasel::Config[:novalidation]
      STDERR.puts "'environments' directory not found, unable to validate or load environments"
      exit(-1)
    end
    if File.exist?("environments/#{env}.json")
      envfiles.push("#{env}.json")
    else # assume no .json means they want .rb and catchall for misssing dir
      envfiles.push("#{env}.rb")
    end
    delete_command("knife environment#{Spiceweasel::Config[:knife_options]} delete #{env} -y")
    @environment_list.push(env)
  end
  envfiles
end

#do_ruby_environment_file(file) ⇒ Object 



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# File 'lib/spiceweasel/environments.rb', line 107

def do_ruby_environment_file(file)
  if Chef::VERSION.split('.')[0].to_i < 11
    env = Chef::Environment.new(false)
  else
    env = Chef::Environment.new
  end
  begin
    env.from_file(file)
  rescue SyntaxError => e
    STDERR.puts "ERROR: Environment '#{file}' has syntax errors."
    STDERR.puts e.message
    exit(-1)
  end
  env
end

#member?(environment) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/spiceweasel/environments.rb', line 123

def member?(environment)
  environment_list.include?(environment)
end

#validate(environment, cookbooks) ⇒ Object

validate the content of the environment file



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# File 'lib/spiceweasel/environments.rb', line 74

def validate(environment, cookbooks) # rubocop:disable CyclomaticComplexity
  env = nil
  file = %W(environments/#{environment}.rb environments/#{environment}.json).find { |f| File.exist?(f) }
  environment = environment.split('/').last if environment =~ /\// # pull out directories
  if file
    case file
    when /\.json$/
      env = Chef::JSONCompat.from_json(IO.read(file))
    when /\.rb$/
      env = do_ruby_environment_file(file)
    end
    if env.name != environment
      STDERR.puts "ERROR: Environment '#{environment}' listed in the manifest does not match the name '#{env.name}' within the #{file} file."
      exit(-1)
    end
    env.cookbook_versions.keys.each do |dep|
      do_cookbook_version(cookbooks, dep, environment)
    end
  else # environment is not here
    STDERR.puts "ERROR: Invalid Environment '#{environment}' listed in the manifest but not found in the environments directory."
    exit(-1)
  end
end