mirror of
https://github.com/node-red/node-red-nodes.git
synced 2023-10-10 13:36:58 +02:00
Check mpd really is listening on port 6600 before allowing nodes to exist.
Otherwise komponist fails badly.
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parent
03484169e3
commit
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@ -15,8 +15,10 @@
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**/
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var RED = require(process.env.NODE_RED_HOME+"/red/red");
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var util = require("util");
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var exec = require('child_process').exec;
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var komponist = require('komponist');
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var mpc = "";
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exec("which mpd",function(err,stdout,stderr) {
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if (stdout.indexOf('mpd') == -1) {
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util.log('[69-mpd.js] Error: Cannot find "mpd" command. Please install MPD.');
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@ -24,13 +26,17 @@ exec("which mpd",function(err,stdout,stderr) {
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}
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});
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var mpc = "";
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komponist.createConnection(6600, 'localhost', function(err, client) {
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exec("netstat -an | grep LISTEN | grep 6600",function(err,stdout,stderr) {
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if (stdout.indexOf('6600') == -1) {
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util.log('[69-mpd.js] Error: MPD daemon not listening on port 6600. Please start MPD.');
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return;
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}
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komponist.createConnection(6600, 'localhost', function(err, client) {
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if (err) node.error("MPD: Failed to connect to MPD server");
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mpc = client;
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});
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});
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function MPDOut(n) {
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function MPDOut(n) {
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RED.nodes.createNode(this,n);
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var node = this;
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node.mpc = mpc;
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@ -51,10 +57,10 @@ function MPDOut(n) {
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node.mpc.on('error', function(err) {
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console.log("MPD: Error:",err);
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});
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}
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RED.nodes.registerType("mpd out",MPDOut);
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}
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RED.nodes.registerType("mpd out",MPDOut);
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function MPDIn(n) {
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function MPDIn(n) {
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RED.nodes.createNode(this,n);
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var node = this;
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node.mpc = mpc;
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@ -87,5 +93,7 @@ function MPDIn(n) {
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this.on("close", function() {
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// node.mpc.command("stop");
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});
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}
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RED.nodes.registerType("mpd in",MPDIn);
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}
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RED.nodes.registerType("mpd in",MPDIn);
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});
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