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test_svr.js
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test_svr.js
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Q=require('q');
logger=console;
//_child_pool={};
//_debug_pool=()=>{
// for(var pid in _child_pool){
// logger.log("_child_pool.pid=",pid);
// }
//};
proc=null;
fork_q = (n,onMessage) =>{
const {fork} = require('child_process');
dfr=Q.defer();
proc = fork(n);
if(onMessage)
proc.on('message', onMessage);
//TODO onMessage('onError') onMessage('onExit')
proc.on('error',err => dfr.reject(err) );
proc.on('exit', errcode => {
dfr.reject(errcode)
if(onMessage){
onMessage('onExit',{errcode})
}
//fork again if child exit... to keep it alive
proc = fork(n)
//TODO write log
});
//_child_pool[proc.pid]=proc;
return dfr.promise;
};
fork_q('./testAddon', msg=>{
//process.send(m);
logger.log('child proc .msg=',msg);
})
tmp_loop = ()=>{
pid = process.pid;//TODO
logger.log("parent.pid=",pid);
//_debug_pool();
setTimeout(()=>{
tmp_loop()
},11111);
};
tmp_loop();