Class: Spiceweasel::Environments

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from CommandHelper

#create_command, #delete_command

Constructor Details

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

Returns a new instance of Environments.



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

def initialize(environments = [], cookbooks = {})
  @create = Array.new
  @delete = Array.new
  @environment_list = Array.new
  if environments
    Spiceweasel::Log.debug("environments: #{environments}")
    flatenvs = environments.collect {|x| x.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.collect {|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.exists?("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
    create_command("knife environment#{Spiceweasel::Config[:knife_options]} from file #{envfiles.uniq.sort.join(' ')}")
  end
end

Instance Attribute Details

#create ⇒ Object (readonly)

Returns the value of attribute create.



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# File 'lib/spiceweasel/environments.rb', line 26

def create
  @create
end

#delete ⇒ Object (readonly)

Returns the value of attribute delete.



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# File 'lib/spiceweasel/environments.rb', line 26

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 26

def environment_list
  @environment_list
end

Instance Method Details

#member?(environment) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/spiceweasel/environments.rb', line 100

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 66

def validate(environment, cookbooks)
  file = %W(environments/#{environment}.rb environments/#{environment}.json).detect{|f| File.exists?(f)}
  if environment =~ /\// #pull out directories
    environment = environment.split('/').last
  end
  if file
    case file
    when /\.json$/
      env = Chef::JSONCompat.from_json(IO.read(file))
    when /\.rb$/
      if (Chef::VERSION.split('.')[0].to_i < 11)
        env = Chef::Environment.new(false)
      else
        env = Chef::Environment.new
      end
      env.from_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|
      Spiceweasel::Log.debug("environment: '#{environment}' cookbook: '#{dep}'")
      unless 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
    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