soap-htcondor/lib/schedduler/files.js

A wrapper for consuming HTCondor soap API

module.exports = function(Schedduler) {
	// The two methods declareFile() and sendFile() work in tandem to transfer files to the condor_schedd daemon.
	// The declareFile() method causes the condor_schedd daemon to create the file in its spool location, or indicate in its return value that the file already exists. This increases efficiency, as resending an existing file is a waste of resources.
	Schedduler.prototype.declareFile = function(params, cb) {
		client.declareFile({transaction: tt, clusterId : cl,jobId : jb, name:"Ninguna", size: 0, hashType: 0, hash: ""/*MD5HASH*/}, function(err, result) {
				if (err) {
						cb(err);
						return;
				}
				if(result.response.status.code !== "SUCCESS"){
						cb(result.response.status.code)
						return;
				}
				cb(null, result.response);
	     });
	}

	// The sendFile() method sends base64 encoded data. sendFile() may be used to send an entire file, or chunks of files as desired.
	Schedduler.prototype.sendFile = function(params, cb) {
	     client.sendFile({transaction: tt, clusterId : cl,jobId : jb, name:"Ninguna", offset: 0,data/*base64Binary*/:"" }, function(err, result) {
				 if (err) {
						 cb(err);
						 return;
				 }
				 if(result.response.status.code !== "SUCCESS"){
						 cb(result.response.status.code)
						 return;
				 }
				 cb(null, result.response);
	     });
	}
	// the getFile() method retrieves a file.
	Schedduler.prototype.getFile = function(params, cb) {
	     client.getFile({transaction: tt, clusterId : cl,jobId : jb, name:"Ninguna", offset: 0,length: 0}, function(err, result) {
				 if (err) {
						 cb(err);
						 return;
				 }
				 if(result.response.status.code !== "SUCCESS"){
						 cb(result.response.status.code)
						 return;
				 }
				 cb(null, result.response);
			 //console.dir(result.response);
	     });
	}
	//The job enters Old Age by the application's use of the closeSpool() method
	//  It causes the condor_schedd daemon to remove the job from the queue, and the job's spool files are no longer available
	Schedduler.prototype.closeSpool = function(params, cb) {
	     client.closeSpool({transaction: tt, clusterId : cl,jobId : jb}, function(err, result) {
				 if (err) {
						 cb(err);
						 return;
				 }
				 if(result.response.status.code !== "SUCCESS"){
						 cb(result.response.status.code)
						 return;
				 }
				 cb(null, result.response);
	     });
	}

	// The listSpool() method assists by providing a list of all the job's files in the spool location.
	Schedduler.prototype.listSpool = function(params, cb) {
	     client.listSpool({transaction: tt, clusterId : cl,jobId : jb}, function(err, result) {
				 if (err) {
						 cb(err);
						 return;
				 }
				 if(result.response.status.code !== "SUCCESS"){
						 cb(result.response.status.code)
						 return;
				 }
				 cb(null, result.response.filesInfo);
	     });
	}
}