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964747031f
* Simplify Runner#start_control URL parsing Reuse logic from Binder#parse. * Parameterize log message * Ensure control server Unix socket is closed on shutdown Remove Binder#close_unix_paths Co-authored-by: Nate Berkopec <nate.berkopec@gmail.com>
176 lines
4.1 KiB
Ruby
176 lines
4.1 KiB
Ruby
# frozen_string_literal: true
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require 'puma/server'
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require 'puma/const'
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require 'puma/minissl/context_builder'
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module Puma
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# Generic class that is used by `Puma::Cluster` and `Puma::Single` to
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# serve requests. This class spawns a new instance of `Puma::Server` via
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# a call to `start_server`.
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class Runner
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def initialize(cli, events)
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@launcher = cli
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@events = events
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@options = cli.options
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@app = nil
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@control = nil
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@started_at = Time.now
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end
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def daemon?
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@options[:daemon]
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end
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def development?
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@options[:environment] == "development"
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end
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def test?
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@options[:environment] == "test"
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end
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def log(str)
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@events.log str
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end
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def before_restart
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@control.stop(true) if @control
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end
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def error(str)
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@events.error str
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end
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def debug(str)
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@events.log "- #{str}" if @options[:debug]
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end
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def start_control
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str = @options[:control_url]
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return unless str
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require 'puma/app/status'
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if token = @options[:control_auth_token]
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token = nil if token.empty? || token == 'none'
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end
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app = Puma::App::Status.new @launcher, token
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control = Puma::Server.new app, @launcher.events
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control.min_threads = 0
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control.max_threads = 1
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control.binder.parse [str], self, 'Starting control server'
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control.run
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@control = control
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end
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def close_control_listeners
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@control.binder.close_listeners if @control
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end
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def ruby_engine
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if !defined?(RUBY_ENGINE) || RUBY_ENGINE == "ruby"
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"ruby #{RUBY_VERSION}-p#{RUBY_PATCHLEVEL}"
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else
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if defined?(RUBY_ENGINE_VERSION)
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"#{RUBY_ENGINE} #{RUBY_ENGINE_VERSION} - ruby #{RUBY_VERSION}"
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else
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"#{RUBY_ENGINE} #{RUBY_VERSION}"
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end
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end
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end
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def output_header(mode)
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min_t = @options[:min_threads]
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max_t = @options[:max_threads]
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log "Puma starting in #{mode} mode..."
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log "* Version #{Puma::Const::PUMA_VERSION} (#{ruby_engine}), codename: #{Puma::Const::CODE_NAME}"
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log "* Min threads: #{min_t}, max threads: #{max_t}"
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log "* Environment: #{ENV['RACK_ENV']}"
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if @options[:mode] == :tcp
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log "* Mode: Lopez Express (tcp)"
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end
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end
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def redirected_io?
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@options[:redirect_stdout] || @options[:redirect_stderr]
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end
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def redirect_io
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stdout = @options[:redirect_stdout]
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stderr = @options[:redirect_stderr]
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append = @options[:redirect_append]
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if stdout
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unless Dir.exist?(File.dirname(stdout))
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raise "Cannot redirect STDOUT to #{stdout}"
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end
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STDOUT.reopen stdout, (append ? "a" : "w")
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STDOUT.sync = true
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STDOUT.puts "=== puma startup: #{Time.now} ==="
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end
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if stderr
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unless Dir.exist?(File.dirname(stderr))
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raise "Cannot redirect STDERR to #{stderr}"
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end
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STDERR.reopen stderr, (append ? "a" : "w")
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STDERR.sync = true
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STDERR.puts "=== puma startup: #{Time.now} ==="
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end
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end
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def load_and_bind
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unless @launcher.config.app_configured?
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error "No application configured, nothing to run"
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exit 1
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end
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# Load the app before we daemonize.
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begin
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@app = @launcher.config.app
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rescue Exception => e
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log "! Unable to load application: #{e.class}: #{e.message}"
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raise e
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end
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@launcher.binder.parse @options[:binds], self
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end
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def app
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@app ||= @launcher.config.app
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end
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def start_server
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min_t = @options[:min_threads]
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max_t = @options[:max_threads]
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server = Puma::Server.new app, @launcher.events, @options
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server.min_threads = min_t
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server.max_threads = max_t
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server.inherit_binder @launcher.binder
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if @options[:mode] == :tcp
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server.tcp_mode!
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end
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if @options[:early_hints]
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server.early_hints = true
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end
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unless development? || test?
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server.leak_stack_on_error = false
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end
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server
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end
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end
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end
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