class PhusionPassenger::Config::DetachProcessCommand
Private Class Methods
create_option_parser(options)
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# File lib/phusion_passenger/config/detach_process_command.rb, line 44 def self.create_option_parser(options) OptionParser.new do |opts| nl = "\n" + ' ' * 37 opts.banner = "Usage: passenger-config detach-process [OPTIONS] <PID>\n" opts.separator "" opts.separator " Remove an application process from the #{PROGRAM_NAME} process pool." opts.separator " Has a similar effect to killing the application process directly with" opts.separator " `kill <PID>`, but killing directly may cause the HTTP client to see an" opts.separator " error, while using this command guarantees that clients see no errors." opts.separator "" opts.separator "Options:" opts.on("--instance INSTANCE_PID", Integer, "The #{PROGRAM_NAME} instance to select") do |value| options[:instance] = value end opts.on("-h", "--help", "Show this help") do options[:help] = true end end end
Public Instance Methods
run()
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# File lib/phusion_passenger/config/detach_process_command.rb, line 36 def run parse_options select_passenger_instance @admin_client = connect_to_passenger_admin_socket(:role => :passenger_status) perform_detach end
Private Instance Methods
help()
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# File lib/phusion_passenger/config/detach_process_command.rb, line 65 def help puts @parser end
parse_options()
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Calls superclass method
PhusionPassenger::Config::Command#parse_options
# File lib/phusion_passenger/config/detach_process_command.rb, line 69 def parse_options super if @argv.empty? abort "Please pass a PID. " + "See --help for more information." elsif @argv.size == 1 @pid = @argv[0].to_i elsif @argv.size > 1 help abort end end
perform_detach()
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# File lib/phusion_passenger/config/detach_process_command.rb, line 82 def perform_detach if @admin_client.pool_detach_process(@pid) puts "Process #{@pid} detached." else abort "Could not detach process #{@pid}." end end