cc-haxe/src/kernel/service/ServiceManager.hx
2023-06-04 14:32:20 +02:00

132 lines
3.3 KiB
Haxe

package kernel.service;
import kernel.log.Log;
import kernel.binstore.BinStore;
import lib.KVStore;
using tink.CoreApi;
class ServiceManager {
public static var instance: ServiceManager;
private final services:Map<String,Service> = new Map();
@:allow(kernel.Init)
private function new() {
this.startAllEnabled();
}
/**
Add a service to be automatically started.
**/
private function enable(name: String) {
if (!this.services.exists(name)){
return; // Service must be started
}
var store = KVStore.getStoreForClass();
var enabled = store.get("enabled",[]);
enabled.push(name);
store.set("enabled",enabled);
store.save();
}
/**
Remove a service from being automatically started.
**/
private function disable(name: String) {
var store = KVStore.getStoreForClass();
var enabled: Array<String> = store.get("enabled");
var index = enabled.indexOf(name);
if (index == -1){
return;
}
enabled.splice(index,1);
store.save();
}
private function startAllEnabled() {
var store = KVStore.getStoreForClass();
var enabled: Array<String> = store.get("enabled",[]);
for (name in enabled){
this.start(name);
}
}
private function load(name: String): Null<Service> {
var store = new KVStore('service/${name}');
store.load();
if (!store.exists("service")){
return null;
}
return store.get("service");
}
public function register(name: String, binName: String,args: Array<String>): Outcome<Noise,String> {
if (BinStore.instance.getBinByAlias(binName) == null){
return Failure("bin not found");
}
if (this.load(name) != null){
return Failure("service already exists");
}
var service = new Service(binName,name,args);
var store = new KVStore('service/${name}');
store.set("service",service);
store.save();
Log.info('Service ${name} registered');
return Success(Noise);
}
public function unregister(name: String): Outcome<Noise,String> {
if (this.services.exists(name)){
return Failure("service is running");
}
KVStore.removeNamespace('service/${name}');
Log.info('Service ${name} unregistered');
return Success(Noise);
}
public function start(name: String): Outcome<Noise,String> {
var service = this.load(name);
if (service == null){
return Failure("service not found");
}
service.start();
this.services.set(name,service);
Log.info('Service ${name} started');
return Success(Noise);
}
public function stop(name: String): Outcome<Noise,String> {
if (!this.services.exists(name)){
return Failure("service not found");
}
var service = this.services.get(name);
service.stop();
this.services.remove(name);
Log.info('Service ${name} stopped');
return Success(Noise);
}
public function listRunning(): Array<String> {
var running = [];
for (name in this.services.keys()){
running.push(name);
}
return running;
}
}