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Use environment variable to set path for nodes....

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Dave C-J
2013-10-25 18:22:45 +01:00
parent f1bc8c3f56
commit 5ec8147eb1
6 changed files with 166 additions and 165 deletions
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64
io/ping/88-ping.js
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@@ -13,45 +13,45 @@
* See the License for the specific language governing permissions and
* limitations under the License.
**/
var RED = require("../../red/red");
var RED = require(process.env.NODE_RED_HOME+"/red/red");
var spawn = require('child_process').spawn;
var plat = require('os').platform();
function PingNode(n) {
RED.nodes.createNode(this,n);
this.host = n.host;
this.timer = n.timer * 1000;
var node = this;
RED.nodes.createNode(this,n);
this.host = n.host;
this.timer = n.timer * 1000;
var node = this;
node.tout = setInterval(function() {
var ex;
if (plat == "linux") ex = spawn('ping', ['-n', '-w 5', '-c 1', node.host]);
else if (plat.match(/^win/)) ex = spawn('ping', ['-n 1', '-w 5000', node.host]);
else if (plat == "darwin") ex = spawn('ping', ['-n', '-t 5', '-c 1', node.host]);
else node.error("Sorry - your platform - "+plat+" - is not recognised.");
var res="";
node.tout = setInterval(function() {
var ex;
if (plat == "linux") ex = spawn('ping', ['-n', '-w 5', '-c 1', node.host]);
else if (plat.match(/^win/)) ex = spawn('ping', ['-n 1', '-w 5000', node.host]);
else if (plat == "darwin") ex = spawn('ping', ['-n', '-t 5', '-c 1', node.host]);
else node.error("Sorry - your platform - "+plat+" - is not recognised.");
var res="";
ex.stdout.on('data', function (data) {
//console.log('[ping] stdout: ' + data.toString());
var regex = /time=(.*)ms/;
var m = regex.exec(data.toString())||[""];
res = Number(m[1]);
});
ex.stderr.on('data', function (data) {
//console.log('[ping] stderr: ' + data);
});
ex.on('close', function (code) {
//console.log('[ping] result: ' + code);
var msg = { payload: false, topic:node.host };
if (code == 0) msg = { payload: res, topic:node.host };
node.send(msg);
});
}, node.timer);
ex.stdout.on('data', function (data) {
//console.log('[ping] stdout: ' + data.toString());
var regex = /time=(.*)ms/;
var m = regex.exec(data.toString())||[""];
res = Number(m[1]);
});
ex.stderr.on('data', function (data) {
//console.log('[ping] stderr: ' + data);
});
ex.on('close', function (code) {
//console.log('[ping] result: ' + code);
var msg = { payload: false, topic:node.host };
if (code == 0) msg = { payload: res, topic:node.host };
node.send(msg);
});
this.on("close", function() {
clearInterval(this.tout);
});
}, node.timer);
}
RED.nodes.registerType("ping",PingNode);
PingNode.prototype.close = function() {
clearInterval(this.tout);
}