Module: Cluster::ExecBase
- Includes:
- Mongrel::Command::Base
- Defined in:
- lib/mongrel_cluster/init.rb
Constant Summary collapse
- STATUS_OK =
0
- STATUS_ERROR =
2
Instance Method Summary collapse
- #chdir_cwd ⇒ Object
- #check_process(port) ⇒ Object
- #cmd_name ⇒ Object
- #find_pid(port) ⇒ Object
- #log(message) ⇒ Object
- #log_error(message) ⇒ Object
- #log_verbose(message) ⇒ Object
- #pid_file_exists?(port) ⇒ Boolean
- #port_log_file(port) ⇒ Object
- #port_pid_file(port) ⇒ Object
- #process_log_file(log_file) ⇒ Object
- #process_pid_file(pid_file) ⇒ Object
- #read_options ⇒ Object
- #read_pid(port) ⇒ Object
- #start ⇒ Object
- #status ⇒ Object
- #stop ⇒ Object
- #validate ⇒ Object
Instance Method Details
#chdir_cwd ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 179 def chdir_cwd pwd = Dir.pwd Dir.chdir(@options["cwd"]) if @options["cwd"] yield Dir.chdir(pwd) if @options["cwd"] end |
#check_process(port) ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 164 def check_process(port) if pid_file_exists?(port) pid = read_pid(port) ps_output = `ps -o #{cmd_name}= -p #{pid}` pid = ps_output =~ /mongrel_rails/ ? pid : nil else pid = find_pid(port) end return pid end |
#cmd_name ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 175 def cmd_name RUBY_PLATFORM =~ /solaris/i ? "args" : "command" end |
#find_pid(port) ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 195 def find_pid(port) ps_cmd = "ps -ewwo pid,#{cmd_name}" ps_output = `#{ps_cmd}` ps_output.each do |line| if line =~ /-P #{Regexp.escape(port_pid_file(port))} / pid = line.split[0] return pid end end return nil end |
#log(message) ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 215 def log() puts end |
#log_error(message) ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 207 def log_error() log() end |
#log_verbose(message) ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 211 def log_verbose() log() if @verbose end |
#pid_file_exists?(port) ⇒ Boolean
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# File 'lib/mongrel_cluster/init.rb', line 155 def pid_file_exists?(port) pid_file = port_pid_file(port) exists = false chdir_cwd do exists = File.exists?(pid_file) end exists end |
#port_log_file(port) ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 54 def port_log_file(port) log_file = [@log_file_base, port].join(".") + @log_file_ext File.join(@log_file_dir, log_file) end |
#port_pid_file(port) ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 49 def port_pid_file(port) pid_file = [@pid_file_base, port].join(".") + @pid_file_ext File.join(@pid_file_dir, pid_file) end |
#process_log_file(log_file) ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 43 def process_log_file(log_file) @log_file_ext = File.extname(log_file) @log_file_base = File.basename(log_file, @log_file_ext) @log_file_dir = File.dirname(log_file) end |
#process_pid_file(pid_file) ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 37 def process_pid_file(pid_file) @pid_file_ext = File.extname(pid_file) @pid_file_base = File.basename(pid_file, @pid_file_ext) @pid_file_dir = File.dirname(pid_file) end |
#read_options ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 17 def @options = { "environment" => ENV['RAILS_ENV'] || "development", "port" => 3000, "pid_file" => "tmp/pids/mongrel.pid", "log_file" => "log/mongrel.log", "servers" => 2 } conf = YAML.load_file(@config_file) @options.merge! conf if conf process_pid_file @options["pid_file"] process_log_file @options["log_file"] start_port = end_port = @only start_port ||= @options["port"].to_i end_port ||= start_port + @options["servers"] - 1 @ports = (start_port..end_port).to_a end |
#read_pid(port) ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 186 def read_pid(port) pid_file = port_pid_file(port) pid = 0 chdir_cwd do pid = File.read(pid_file) end return pid end |
#start ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 59 def start argv = [ "mongrel_rails" ] argv << "start" argv << "-d" argv << "-e #{@options["environment"]}" if @options["environment"] argv << "-a #{@options["address"]}" if @options["address"] argv << "-c #{@options["cwd"]}" if @options["cwd"] argv << "-t #{@options["timeout"]}" if @options["timeout"] argv << "-m #{@options["mime_map"]}" if @options["mime_map"] argv << "-r #{@options["docroot"]}" if @options["docroot"] argv << "-n #{@options["num_procs"]}" if @options["num_procs"] argv << "-B" if @options["debug"] argv << "-S #{@options["config_script"]}" if @options["config_script"] argv << "--user #{@options["user"]}" if @options["user"] argv << "--group #{@options["group"]}" if @options["group"] argv << "--prefix #{@options["prefix"]}" if @options["prefix"] cmd = argv.join " " @ports.each do |port| if @clean && pid_file_exists?(port) && !check_process(port) pid_file = port_pid_file(port) log "missing process: removing #{pid_file}" File.unlink(pid_file) end if pid_file_exists?(port) && check_process(port) log "already started port #{port}" next end exec_cmd = cmd + " -p #{port} -P #{port_pid_file(port)}" exec_cmd += " -l #{port_log_file(port)}" log "starting port #{port}" log_verbose exec_cmd output = `#{exec_cmd}` log_error output unless $?.success? end end |
#status ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 130 def status status = STATUS_OK @ports.each do |port| pid = check_process(port) unless pid_file_exists?(port) log "missing pid_file: #{port_pid_file(port)}" status = STATUS_ERROR else log "found pid_file: #{port_pid_file(port)}" end if pid log "found mongrel_rails: port #{port}, pid #{pid}" else log "missing mongrel_rails: port #{port}" status = STATUS_ERROR end puts "" end return status end |
#stop ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 100 def stop argv = [ "mongrel_rails" ] argv << "stop" argv << "-c #{@options["cwd"]}" if @options["cwd"] argv << "-f" if @force cmd = argv.join " " @ports.each do |port| pid = check_process(port) if @clean && pid && !pid_file_exists?(port) log "missing pid_file: killing mongrel_rails port #{port}, pid #{pid}" Process.kill("KILL", pid.to_i) end if !check_process(port) log "already stopped port #{port}" next end exec_cmd = cmd + " -P #{port_pid_file(port)}" log "stopping port #{port}" log_verbose exec_cmd output = `#{exec_cmd}` log_error output unless $?.success? end end |
#validate ⇒ Object
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# File 'lib/mongrel_cluster/init.rb', line 12 def validate valid_exists?(@config_file, "Configuration file does not exist. Run mongrel_rails cluster::configure.") return @valid end |