Class: MobyDerp::PodConfig

Inherits:
ConfigFile show all
Includes:
LoggingHelpers
Defined in:
lib/moby_derp/pod_config.rb

Constant Summary collapse

VALID_CONFIG_KEYS = 
%w{
	containers
	hostname
	common_environment
	common_labels
	root_labels
	common_mounts
	expose
	publish
	publish_all
}

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(filename, system_config) ⇒ PodConfig

Returns a new instance of PodConfig.



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# File 'lib/moby_derp/pod_config.rb', line 38

def initialize(filename, system_config)
	@logger = system_config.logger

	super(filename)

	@system_config = system_config

	@name = File.basename(filename, ".*")
	validate_name

	unless (bad_keys = @config.keys - VALID_CONFIG_KEYS).empty?
		raise ConfigurationError,
		      "Invalid pod configuration key(s): #{bad_keys.inspect}"
	end

	unless @config.has_key?("containers")
		raise ConfigurationError,
		      "no containers defined"
	end
	@containers = @config.fetch("containers")
	validate_containers

	@logger.debug(logloc) { "Hostname is #{@system_config.host_hostname}" }
	@hostname = @config.fetch("hostname", "#{@name.gsub("_", "-")}-#{@system_config.host_hostname}")

	@common_environment = @config.fetch("common_environment", {})
	@common_labels      = @config.fetch("common_labels", {})
	@root_labels        = @config.fetch("root_labels", {})
	validate_common_environment
	validate_hash(:common_labels)
	validate_hash(:root_labels)

	@common_mounts = @config.fetch("common_mounts", [])
	@expose        = @config.fetch("expose", [])
	@publish       = @config.fetch("publish", [])

	if @system_config.use_host_resolv_conf
		@common_mounts << {
			"source"   => "/etc/resolv.conf",
			"target"   => "/etc/resolv.conf",
			"readonly" => true
		}
	end

	validate_common_mounts
	validate_expose
	validate_publish

	@publish_all = @config.fetch("publish_all", false)
	validate_publish_all

	@mount_root = File.join(system_config.mount_root, @name)
end

Instance Attribute Details

#common_environment ⇒ Object (readonly)

Returns the value of attribute common_environment.



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# File 'lib/moby_derp/pod_config.rb', line 24

def common_environment
  @common_environment
end

#common_labels ⇒ Object (readonly)

Returns the value of attribute common_labels.



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# File 'lib/moby_derp/pod_config.rb', line 24

def common_labels
  @common_labels
end

#common_mounts ⇒ Object (readonly)

Returns the value of attribute common_mounts.



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# File 'lib/moby_derp/pod_config.rb', line 24

def common_mounts
  @common_mounts
end

#containers ⇒ Object (readonly)

Returns the value of attribute containers.



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# File 'lib/moby_derp/pod_config.rb', line 24

def containers
  @containers
end

#expose ⇒ Object (readonly)

Returns the value of attribute expose.



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# File 'lib/moby_derp/pod_config.rb', line 24

def expose
  @expose
end

#hostname ⇒ Object (readonly)

Returns the value of attribute hostname.



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# File 'lib/moby_derp/pod_config.rb', line 24

def hostname
  @hostname
end

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/moby_derp/pod_config.rb', line 24

def logger
  @logger
end

#mount_root ⇒ Object (readonly)

Returns the value of attribute mount_root.



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# File 'lib/moby_derp/pod_config.rb', line 24

def mount_root
  @mount_root
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/moby_derp/pod_config.rb', line 24

def name
  @name
end

#publish ⇒ Object (readonly)

Returns the value of attribute publish.



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# File 'lib/moby_derp/pod_config.rb', line 24

def publish
  @publish
end

#publish_all ⇒ Object (readonly)

Returns the value of attribute publish_all.



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# File 'lib/moby_derp/pod_config.rb', line 24

def publish_all
  @publish_all
end

#root_labels ⇒ Object (readonly)

Returns the value of attribute root_labels.



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# File 'lib/moby_derp/pod_config.rb', line 24

def root_labels
  @root_labels
end

#system_config ⇒ Object (readonly)

Returns the value of attribute system_config.



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# File 'lib/moby_derp/pod_config.rb', line 24

def system_config
  @system_config
end

Instance Method Details

#network_name ⇒ Object 



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# File 'lib/moby_derp/pod_config.rb', line 92

def network_name
	@system_config.network_name
end