Taskmaster is a program manager like supervisor in Nodejs, 'graphic' interface in Html/Css/Angular
First time :
. npm install
. node taskmaster.js
. http://localhost:8080/ (designed view)
. tail -f logs/taskmaster.logs (display log))
Configuration :
Taskmaster parse /config/config.json and run program.
Different properties :
.cmd -> program,application,cmd to run.
.numprocs -> number of process to run.
.umask -> the rights granted (read,write,exec for user,group,all).
.workingdir -> where the program running.
.autostart -> if launched at begin (= true) or not (= false).
.autorestart -> always (graceful and crash exit) / never / unexpected (crash exit).
.exitcodes -> What type of return value needed to considerate graceful stop.
.startretries -> how many times program try to restart.
.starttime -> How long has the program to be launched, to considerate successful
.stopsignal -> What signal is sent to stop gracefully program.
.stoptime -> how many time program need to be considerate stopped
.stdout -> Where the result and logs of program are stocked
.stderr -> Wherre error return are stocked
.env -> With which environments the program is launched
Exemple JSON format :
"ping" : {
"cmd" : "/sbin/ping 8.8.8.8",
"numprocs" : 6,
"umask": "002",
"workingdir": "/tmp",
"autostart": true,
"autorestart": "never",
"exitcodes": [0, 1, 2],
"startretries": "2",
"starttime": 5,
"stopsignal": "INT",
"stoptime": 10,
"stdout": "/logs/ping.stdout",
"stderr": "/logs/ping.stderr",
"type": "loop",
"env": {
"STARTED_BY": "taskmaster",
"COUCOU": 54
}
}
Command line :
.start [process_name] : Start process
.stop all / stop [process_name] [...] : Stop one/all process
.restart [process_name] : Restart process without check last modification in config file
.status / status [process_name] [...] : States of process
.reload [process_name] : Reload config.json and apply modification
.shutdown : Exit taskmaster and close all process supervised