module Management::Helper
Public Instance Methods
cloud()
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# File lib/management/helper.rb, line 39 def cloud require 'fog' require_relative '../ext/fog' @cloud ||= Fog::Compute.new(config[:cloud]) end
config()
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# File lib/management/helper.rb, line 35 def config @config ||= symbolize_keys!(raw_yaml) end
get_address(name)
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# File lib/management/helper.rb, line 25 def get_address(name) addresses = cloud.addresses ip = config[:addresses][name.to_sym] or invalid_selection "Invalid address: #{name}", config[:addresses].map(&:first) addresses.find{|a| a.public_ip == ip} or abort "Could not find an address with the IP #{ip} (#{name})" end
get_env(name)
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# File lib/management/helper.rb, line 5 def get_env(name) return nil if name.nil? config[:envs].include?(name) and name or invalid_selection "Invalid environment: #{name}", config[:envs] end
get_script(name)
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# File lib/management/helper.rb, line 14 def get_script(name) config[:scripts][name.to_sym] or invalid_selection "Invalid script: #{name}", config[:scripts].map(&:first) end
get_server(name)
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# File lib/management/helper.rb, line 18 def get_server(name) servers = live_servers server = servers.find{|server| server.name == name} or invalid_selection "Invalid server: #{name}", servers.map(&:name) server.username = config[:root_user] if server && config[:root_user] server end
get_type(name)
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# File lib/management/helper.rb, line 10 def get_type(name) config[:types][name.to_sym] or invalid_selection "Invalid type: #{name}", config[:types].map(&:first) end
live_servers()
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# File lib/management/helper.rb, line 31 def live_servers cloud.servers.reject{ |s| s.state == 'terminated' || s.state == 'shutting-down' } end
system_verbose(cmd)
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# File lib/management/helper.rb, line 45 def system_verbose(cmd) puts "############ Running: #{cmd}" system cmd end
Private Instance Methods
invalid_selection(str, selection)
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# File lib/management/helper.rb, line 58 def invalid_selection(str, selection) abort "#{str}\nValid choices:" + (["\n"] + selection).join("\n - ") end
raw_yaml()
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# File lib/management/helper.rb, line 53 def raw_yaml require 'yaml' YAML.load(File.read("management_config.yml")) end
symbolize_keys!(h)
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# File lib/management/helper.rb, line 62 def symbolize_keys! h case h when Hash pairs = h.map { |k, v| [k.respond_to?(:to_sym) ? k.to_sym : k, symbolize_keys!(v)] } return Hash[pairs] when Array return h.map{ |e| symbolize_keys!(e) } else return h end end