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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| 'use strict' | ||
|
|
||
| const log = require('../log') | ||
| const { URL } = require('url') | ||
| const libdatadog = require('@datadog/libdatadog') | ||
| const binding = libdatadog.load('crashtracker') | ||
| const pkg = require('../../../../package.json') | ||
|
|
||
| class Crashtracker { | ||
| constructor () { | ||
| this._started = false | ||
| } | ||
|
|
||
| configure (config) { | ||
| if (!this._started) return | ||
|
|
||
| try { | ||
| binding.updateConfig(this._getConfig(config)) | ||
| binding.updateMetadata(this._getMetadata(config)) | ||
| } catch (e) { | ||
| log.error(e) | ||
| } | ||
| } | ||
|
|
||
| start (config) { | ||
| if (this._started) return this.configure(config) | ||
|
|
||
| this._started = true | ||
|
|
||
| try { | ||
| binding.initWithReceiver( | ||
| this._getConfig(config), | ||
| this._getReceiverConfig(config), | ||
| this._getMetadata(config), | ||
| ) | ||
| } catch (e) { | ||
| log.error(e) | ||
| } | ||
| } | ||
|
|
||
| // TODO: Send only configured values when defaults are fixed. | ||
| _getConfig (config) { | ||
| const { hostname = '127.0.0.1', port = 8126 } = config | ||
| const url = config.url || new URL(`http://${hostname}:${port}`) | ||
|
|
||
| return { | ||
| additional_files: [], | ||
| create_alt_stack: false, | ||
| endpoint: { | ||
| // TODO: Use the string directly when deserialization is fixed. | ||
| url: { | ||
| scheme: url.protocol.slice(0, -1), | ||
| authority: url.protocol === 'unix' | ||
| ? Buffer.from(url.pathname).toString('hex') | ||
| : url.host, | ||
| path_and_query: '' | ||
| }, | ||
| timeout_ms: 3000 | ||
| }, | ||
| // TODO: Use `EnabledWithSymbolsInReceiver` instead for Linux when fixed. | ||
| resolve_frames: 'EnabledWithInprocessSymbols', | ||
| wait_for_receiver: false | ||
| } | ||
| } | ||
|
|
||
| _getMetadata (config) { | ||
| const tags = Object.keys(config.tags).map(key => `${key}:${config.tags[key]}`) | ||
|
|
||
| return { | ||
| library_name: pkg.name, | ||
| library_version: pkg.version, | ||
| family: 'nodejs', | ||
| tags: [ | ||
| ...tags, | ||
| 'is_crash:true', | ||
| 'language:javascript', | ||
| `library_version:${pkg.version}`, | ||
| 'runtime:nodejs', | ||
| 'severity:crash' | ||
| ] | ||
| } | ||
| } | ||
|
|
||
| _getReceiverConfig () { | ||
| return { | ||
| args: [], | ||
| env: [], | ||
| path_to_receiver_binary: libdatadog.find('crashtracker-receiver', true), | ||
| stderr_filename: null, | ||
| stdout_filename: null, | ||
| } | ||
| } | ||
| } | ||
|
|
||
| module.exports = new Crashtracker() |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| 'use strict' | ||
|
|
||
| const { isMainThread } = require('worker_threads') | ||
| const log = require('../log') | ||
|
|
||
| if (isMainThread) { | ||
| try { | ||
| module.exports = require('./crashtracker') | ||
| } catch (e) { | ||
| log.warn(e.message) | ||
| module.exports = require('./noop') | ||
| } | ||
| } else { | ||
| module.exports = require('./noop') | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| 'use strict' | ||
|
|
||
| class NoopCrashtracker { | ||
| configure () {} | ||
| start () {} | ||
| } | ||
|
|
||
| module.exports = new NoopCrashtracker() |
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134 changes: 134 additions & 0 deletions
134
packages/dd-trace/test/crashtracking/crashtracker.spec.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| 'use strict' | ||
|
|
||
| const { expect } = require('chai') | ||
| const sinon = require('sinon') | ||
| const pkg = require('../../../../package.json') | ||
| const proxyquire = require('proxyquire').noCallThru() | ||
|
|
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| require('../setup/tap') | ||
|
|
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| describe('crashtracking', () => { | ||
| describe('crashtracker', () => { | ||
| let crashtracker | ||
| let binding | ||
| let config | ||
| let crashtrackerConfig | ||
| let crashtrackerMetadata | ||
| let crashtrackerReceiverConfig | ||
| let libdatadog | ||
|
|
||
| beforeEach(() => { | ||
| config = { | ||
| port: 7357, | ||
| tags: { | ||
| foo: 'bar' | ||
| } | ||
| } | ||
|
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| crashtrackerConfig = { | ||
| endpoint: { | ||
| url: { | ||
| scheme: 'http', | ||
| authority: '127.0.0.1:7357', | ||
| path_and_query: '' | ||
| } | ||
| }, | ||
| resolve_frames: 'EnabledWithInprocessSymbols' | ||
| } | ||
|
|
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| crashtrackerReceiverConfig = { | ||
| path_to_receiver_binary: '/test/receiver' | ||
| } | ||
|
|
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| crashtrackerMetadata = { | ||
| tags: [ | ||
| 'foo:bar', | ||
| 'is_crash:true', | ||
| 'language:javascript', | ||
| `library_version:${pkg.version}`, | ||
| 'runtime:nodejs', | ||
| 'severity:crash' | ||
| ] | ||
| } | ||
|
|
||
| binding = { | ||
| initWithReceiver: sinon.stub(), | ||
| updateConfig: sinon.stub(), | ||
| updateMetadata: sinon.stub() | ||
| } | ||
|
|
||
| libdatadog = { | ||
| find: sinon.stub(), | ||
| load: sinon.stub() | ||
| } | ||
| libdatadog.find.withArgs('crashtracker-receiver', true).returns('/test/receiver') | ||
| libdatadog.load.withArgs('crashtracker').returns(binding) | ||
|
|
||
| crashtracker = proxyquire('../../src/crashtracking/crashtracker', { | ||
| '@datadog/libdatadog': libdatadog | ||
| }) | ||
| }) | ||
|
|
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| describe('start', () => { | ||
| it('should initialize the binding', () => { | ||
| crashtracker.start(config) | ||
|
|
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| expect(binding.initWithReceiver).to.have.been.calledWithMatch( | ||
| crashtrackerConfig, | ||
| crashtrackerReceiverConfig, | ||
| crashtrackerMetadata | ||
| ) | ||
| }) | ||
|
|
||
| it('should initialize the binding only once', () => { | ||
| crashtracker.start(config) | ||
| crashtracker.start(config) | ||
|
|
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| expect(binding.initWithReceiver).to.have.been.calledOnce | ||
| }) | ||
|
|
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| it('should reconfigure when started multiple times', () => { | ||
| crashtracker.start(config) | ||
| crashtracker.start(config) | ||
|
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| expect(binding.updateConfig).to.have.been.calledWithMatch(crashtrackerConfig) | ||
| expect(binding.updateMetadata).to.have.been.calledWithMatch(crashtrackerMetadata) | ||
| }) | ||
|
|
||
| it('should handle errors', () => { | ||
| binding.initWithReceiver.throws(new Error('boom')) | ||
|
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| crashtracker.start(config) | ||
|
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| expect(() => crashtracker.start(config)).to.not.throw() | ||
| }) | ||
| }) | ||
|
|
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| describe('configure', () => { | ||
| it('should reconfigure the binding when started', () => { | ||
| crashtracker.start(config) | ||
| crashtracker.configure(config) | ||
|
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| expect(binding.updateConfig).to.have.been.calledWithMatch(crashtrackerConfig) | ||
| expect(binding.updateMetadata).to.have.been.calledWithMatch(crashtrackerMetadata) | ||
| }) | ||
|
|
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| it('should reconfigure the binding only when started', () => { | ||
| crashtracker.configure(config) | ||
|
|
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| expect(binding.updateConfig).to.not.have.been.called | ||
| expect(binding.updateMetadata).to.not.have.been.called | ||
| }) | ||
|
|
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| it('should handle errors', () => { | ||
| binding.updateConfig.throws(new Error('boom')) | ||
| binding.updateMetadata.throws(new Error('boom')) | ||
|
|
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| crashtracker.start(config) | ||
| crashtracker.configure(config) | ||
|
|
||
| expect(() => crashtracker.configure(config)).to.not.throw() | ||
| }) | ||
| }) | ||
| }) | ||
| }) |
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