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_flags ⇒ 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
186 187 188 189 190 191 |
# File 'lib/mongrel_cluster/init.rb', line 186 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
167 168 169 170 171 172 173 174 175 176 |
# File 'lib/mongrel_cluster/init.rb', line 167 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 pid end |
#cmd_flags ⇒ Object
182 183 184 |
# File 'lib/mongrel_cluster/init.rb', line 182 def cmd_flags RUBY_PLATFORM =~ /solaris|aix/i ? "-eo" : "-ewwo" end |
#cmd_name ⇒ Object
178 179 180 |
# File 'lib/mongrel_cluster/init.rb', line 178 def cmd_name RUBY_PLATFORM =~ /solaris|aix/i ? "args" : "command" end |
#find_pid(port) ⇒ Object
202 203 204 205 206 207 208 209 210 211 212 |
# File 'lib/mongrel_cluster/init.rb', line 202 def find_pid(port) ps_cmd = "ps #{cmd_flags} 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 nil end |
#log(message) ⇒ Object
222 223 224 |
# File 'lib/mongrel_cluster/init.rb', line 222 def log() puts end |
#log_error(message) ⇒ Object
214 215 216 |
# File 'lib/mongrel_cluster/init.rb', line 214 def log_error() log() end |
#log_verbose(message) ⇒ Object
218 219 220 |
# File 'lib/mongrel_cluster/init.rb', line 218 def log_verbose() log() if @verbose end |
#pid_file_exists?(port) ⇒ Boolean
158 159 160 161 162 163 164 165 |
# File 'lib/mongrel_cluster/init.rb', line 158 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
54 55 56 57 |
# 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
49 50 51 52 |
# 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
43 44 45 46 47 |
# 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
37 38 39 40 41 |
# 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
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 |
# 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
193 194 195 196 197 198 199 200 |
# File 'lib/mongrel_cluster/init.rb', line 193 def read_pid(port) pid_file = port_pid_file(port) pid = 0 chdir_cwd do pid = File.read(pid_file) end pid end |
#start ⇒ Object
59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 |
# 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 << "-o #{@options['timeout']}" if @options['timeout'] argv << "-t #{@options['throttle']}" if @options['throttle'] 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}" chdir_cwd do File.unlink(pid_file) end 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
133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 |
# File 'lib/mongrel_cluster/init.rb', line 133 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 status end |
#stop ⇒ Object
103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 |
# File 'lib/mongrel_cluster/init.rb', line 103 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
12 13 14 15 |
# File 'lib/mongrel_cluster/init.rb', line 12 def validate valid_exists?(@config_file, "Configuration file does not exist. Run mongrel_rails cluster::configure.") @valid end |