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@@ -72,9 +72,11 @@ in the master process via message passing: | |
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### cluster.fork() | ||
### cluster.fork([env]) | ||
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Spawn a new worker process. This can only be called from the master process. | ||
The function takes an optional `env` object. The propertyies in this object | ||
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AndreasMadsen
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will be added to the process environment in the worker. | ||
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### cluster.isMaster | ||
### cluster.isWorker | ||
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@@ -92,6 +94,6 @@ This can be used to restart the worker by calling `fork()` again. | |
console.log('worker ' + worker.pid + ' died. restart...'); | ||
cluster.fork(); | ||
}); | ||
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Different techniques can be used to restart the worker depending on the | ||
application. |
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@@ -0,0 +1,66 @@ | ||
// Copyright Joyent, Inc. and other Node contributors. | ||
// | ||
// Permission is hereby granted, free of charge, to any person obtaining a | ||
// copy of this software and associated documentation files (the | ||
// "Software"), to deal in the Software without restriction, including | ||
// without limitation the rights to use, copy, modify, merge, publish, | ||
// distribute, sublicense, and/or sell copies of the Software, and to permit | ||
// persons to whom the Software is furnished to do so, subject to the | ||
// following conditions: | ||
// | ||
// The above copyright notice and this permission notice shall be included | ||
// in all copies or substantial portions of the Software. | ||
// | ||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | ||
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | ||
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN | ||
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, | ||
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR | ||
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE | ||
// USE OR OTHER DEALINGS IN THE SOFTWARE. | ||
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var common = require('../common'); | ||
var assert = require('assert'); | ||
var cluster = require('cluster'); | ||
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if (cluster.isWorker) { | ||
process.send({ | ||
testcase: true, | ||
prop: process.env['cluster_test_prop'], | ||
overwrite: process.env['cluster_test_overwrite'] | ||
}); | ||
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} else if (cluster.isMaster) { | ||
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var checks = { | ||
using: false, | ||
overwrite: false | ||
}; | ||
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//To check that the cluster extend on the process.env we will overwrite a | ||
//property | ||
process.env['cluster_test_overwrite'] = 'old'; | ||
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//Fork worker | ||
var worker = cluster.fork({ | ||
'cluster_test_prop': 'custom', | ||
'cluster_test_overwrite': 'new' | ||
}); | ||
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//Checks worker env | ||
worker.on('message', function(data) { | ||
if (data.testcase) { | ||
checks.using = (data.prop === 'custom'); | ||
checks.overwrite = (data.overwrite === 'new'); | ||
process.exit(0); | ||
} | ||
}); | ||
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process.once('exit', function() { | ||
assert.ok(checks.using, 'The worker did not receive the correct env.'); | ||
assert.ok(checks.overwrite, 'The custom environment did not overwrite ' + | ||
'the existing environment.'); | ||
}); | ||
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} |
This should be "properties" and not "propertyies." I'd send a pull request, but for some reason github is giving me a 404 when I try to propose the file change.