class EbDeployer::ConfigLoader
Public Instance Methods
load(options)
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# File lib/eb_deployer/config_loader.rb, line 21 def load(options) options = options.dup package_digest = package_digest(options[:package]) config_file = options.delete(:config_file) env = options[:environment] config_settings = load_config_settings(config_file, package_digest, env) app_name = config_settings[:application] common_settings = symbolize_keys(config_settings[:common]) common_settings[:version_label] ||= package_digest envs = config_settings[:environments] raise "Environment #{env} is not defined in #{config_file}" unless envs.has_key?(env) env_settings = symbolize_keys(envs[env] || {}) env_option_settings = env_settings.delete(:option_settings) || [] ret = options.merge(common_settings).merge(env_settings) ret[:application] = app_name ret[:option_settings] ||= [] ret[:option_settings] += env_option_settings ret end
Private Instance Methods
eval_binding(package_digest, env)
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# File lib/eb_deployer/config_loader.rb, line 54 def eval_binding(package_digest, env) EvalBinding.new(package_digest, env).instance_eval { binding } end
load_config_settings(config_file, package_digest, env)
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# File lib/eb_deployer/config_loader.rb, line 48 def load_config_settings(config_file, package_digest, env) yaml = ERB.new(File.read(config_file)). result(eval_binding(package_digest, env)) symbolize_keys(YAML.load(yaml)) end
package_digest(package)
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# File lib/eb_deployer/config_loader.rb, line 58 def package_digest(package) return nil unless package return package unless File.exist?(package) Digest::MD5.file(package).hexdigest end