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fix: add chunkResponseStatus tag (#6509)

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* fix: add chunkResponseStatus tag

* add-tests

* fix tests

* tests

* description

* comments

* comment

* move

* comment

* lint
This commit is contained in:
Vignesh Mohankumar 2023-05-09 17:44:58 -04:00 committed by GitHub
parent 55eea6a724
commit 2f80646ddd
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3 changed files with 102 additions and 137 deletions
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4
src/setupTests.ts
View File

@ -20,6 +20,10 @@ if (typeof global.TextEncoder === 'undefined') {
global.ResizeObserver = ResizeObserver
// Sets origin to the production origin, because some tests depend on this.
// This prevents each test file from needing to set this manually.
global.origin = 'https://app.uniswap.org'
global.matchMedia =
global.matchMedia ||
function () {

167
src/tracing/errors.test.ts
View File

@ -1,12 +1,68 @@
import { ErrorEvent } from '@sentry/types'
import { ErrorEvent, Event } from '@sentry/types'
import { filterKnownErrors } from './errors'
import { beforeSend, filterKnownErrors } from './errors'
Object.defineProperty(window.performance, 'getEntriesByType', {
writable: true,
value: jest.fn(),
})
describe('beforeSend', () => {
const ERROR = {} as ErrorEvent
describe('chunkResponseStatus', () => {
afterEach(() => {
jest.restoreAllMocks()
})
it('handles when matching JS file not found', () => {
jest.spyOn(window.performance, 'getEntriesByType').mockReturnValue([])
const originalException = new Error(
'Loading chunk 20 failed. (error: https://app.uniswap.org/static/js/20.d55382e0.chunk.js)'
)
expect((beforeSend(ERROR, { originalException }) as Event).tags).toBeUndefined()
})
it('handles when matching CSS file not found', () => {
jest.spyOn(window.performance, 'getEntriesByType').mockReturnValue([])
const originalException = new Error(
'Loading chunk 20 failed. (error: https://app.uniswap.org/static/js/20.d55382e0.chunk.js)'
)
expect((beforeSend(ERROR, { originalException }) as Event).tags).toBeUndefined()
})
it('handles when performance is undefined', () => {
window.performance = undefined as any
const originalException = new Error('Loading CSS chunk 12 failed. (./static/css/12.d5b3cfe3.chunk.css)')
expect((beforeSend(ERROR, { originalException }) as Event).tags).toBeUndefined()
})
it('adds status for a matching JS file', () => {
jest.spyOn(window.performance, 'getEntriesByType').mockReturnValue([
{
name: 'https://app.uniswap.org/static/js/20.d55382e0.chunk.js',
responseStatus: 499,
} as PerformanceEntry,
])
const originalException = new Error(
'Loading chunk 20 failed. (error: https://app.uniswap.org/static/js/20.d55382e0.chunk.js)'
)
expect((beforeSend(ERROR, { originalException }) as Event).tags?.chunkResponseStatus).toBe(499)
})
it('adds status for a matching CSS file', () => {
jest.spyOn(window.performance, 'getEntriesByType').mockReturnValue([
{
name: 'https://app.uniswap.org/static/css/12.d5b3cfe3.chunk.css',
responseStatus: 200,
} as PerformanceEntry,
])
const originalException = new Error('Loading CSS chunk 12 failed. (./static/css/12.d5b3cfe3.chunk.css)')
expect((beforeSend(ERROR, { originalException }) as Event).tags?.chunkResponseStatus).toBe(200)
})
})
})
describe('filterKnownErrors', () => {
const ERROR = {} as ErrorEvent
it('propagates an error', () => {
@ -72,113 +128,6 @@ describe('filterKnownErrors', () => {
})
})
describe('chunk errors', () => {
afterEach(() => {
jest.restoreAllMocks()
})
it('filters 499 error coded chunk error', () => {
jest.spyOn(window.performance, 'getEntriesByType').mockReturnValue([
{
name: 'https://app.uniswap.org/static/js/20.d55382e0.chunk.js',
responseStatus: 499,
} as PerformanceEntry,
])
const originalException = new Error(
'Loading chunk 20 failed. (error: https://app.uniswap.org/static/js/20.d55382e0.chunk.js)'
)
expect(filterKnownErrors(ERROR, { originalException })).toBeNull()
})
it('filters 499 error coded chunk timeout', () => {
jest.spyOn(window.performance, 'getEntriesByType').mockReturnValue([
{
name: 'https://app.uniswap.org/static/js/20.d55382e0.chunk.js',
responseStatus: 499,
} as PerformanceEntry,
])
const originalException = new Error(
'Loading chunk 20 failed. (timeout: https://app.uniswap.org/static/js/20.d55382e0.chunk.js)'
)
expect(filterKnownErrors(ERROR, { originalException })).toBeNull()
})
it('filters 499 error coded chunk missing', () => {
jest.spyOn(window.performance, 'getEntriesByType').mockReturnValue([
{
name: 'https://app.uniswap.org/static/js/20.d55382e0.chunk.js',
responseStatus: 499,
} as PerformanceEntry,
])
const originalException = new Error(
'Loading chunk 20 failed. (missing: https://app.uniswap.org/static/js/20.d55382e0.chunk.js)'
)
expect(filterKnownErrors(ERROR, { originalException })).toBeNull()
})
it('filters 499 error coded CSS chunk error', () => {
jest.spyOn(window.performance, 'getEntriesByType').mockReturnValue([
{
name: 'https://app.uniswap.org/static/css/12.d5b3cfe3.chunk.css',
responseStatus: 499,
} as PerformanceEntry,
])
const originalException = new Error('Loading CSS chunk 12 failed. (./static/css/12.d5b3cfe3.chunk.css)')
expect(filterKnownErrors(ERROR, { originalException })).toBeNull()
})
it('keeps error when status is different than 499', () => {
jest.spyOn(window.performance, 'getEntriesByType').mockReturnValue([
{
name: 'https://app.uniswap.org/static/js/20.d55382e0.chunk.js',
responseStatus: 400,
} as PerformanceEntry,
])
const originalException = new Error(
'Loading chunk 20 failed. (error: https://app.uniswap.org/static/js/20.d55382e0.chunk.js)'
)
expect(filterKnownErrors(ERROR, { originalException })).not.toBeNull()
})
it('keeps CSS error when status is different than 499', () => {
jest.spyOn(window.performance, 'getEntriesByType').mockReturnValue([
{
name: 'https://app.uniswap.org/static/css/12.d5b3cfe3.chunk.css',
responseStatus: 400,
} as PerformanceEntry,
])
const originalException = new Error('Loading CSS chunk 12 failed. (./static/css/12.d5b3cfe3.chunk.css)')
expect(filterKnownErrors(ERROR, { originalException })).not.toBeNull()
})
it('filters out error when resource is missing', () => {
jest.spyOn(window.performance, 'getEntriesByType').mockReturnValue([])
const originalException = new Error(
'Loading chunk 20 failed. (error: https://app.uniswap.org/static/js/20.d55382e0.chunk.js)'
)
expect(filterKnownErrors(ERROR, { originalException })).toBeNull()
})
it('filters out error when performance is undefined', () => {
const originalException = new Error(
'Loading chunk 20 failed. (error: https://app.uniswap.org/static/js/20.d55382e0.chunk.js)'
)
expect(filterKnownErrors(ERROR, { originalException })).toBeNull()
})
it('filters out error when responseStatus is undefined', () => {
jest.spyOn(window.performance, 'getEntriesByType').mockReturnValue([
{
name: 'https://app.uniswap.org/static/js/20.d55382e0.chunk.js',
} as PerformanceEntry,
])
const originalException = new Error(
'Loading chunk 20 failed. (error: https://app.uniswap.org/static/js/20.d55382e0.chunk.js)'
)
expect(filterKnownErrors(ERROR, { originalException })).toBeNull()
})
})
describe('Content Security Policy', () => {
it('filters unsafe-eval evaluate errors', () => {
const originalException = new Error(

60
src/tracing/errors.ts
View File

@ -9,32 +9,58 @@ declare global {
}
}
export function beforeSend(event: ErrorEvent, hint: EventHint) {
updateRequestUrl(event)
addChunkResponseStatusTag(event, hint)
return filterKnownErrors(event, hint)
}
/** Identifies ethers request errors (as thrown by {@type import(@ethersproject/web).fetchJson}). */
function isEthersRequestError(error: Error): error is Error & { requestBody: string } {
return 'requestBody' in error && typeof (error as unknown as Record<'requestBody', unknown>).requestBody === 'string'
}
export function beforeSend(event: ErrorEvent, hint: EventHint) {
// Since the interface currently uses HashRouter, URLs will have a # before the path.
// This leads to issues when we send the URL into Sentry, as the path gets parsed as a "fragment".
// Instead, this logic removes the # part of the URL.
// See https://romain-clement.net/articles/sentry-url-fragments/#url-fragments
function updateRequestUrl(event: ErrorEvent) {
if (event.request?.url) {
event.request.url = event.request.url.replace('/#', '')
}
return filterKnownErrors(event, hint)
}
function shouldFilterChunkError(asset?: string) {
// If a request fails due to a chunk error, this looks for that asset in the performance entries.
// If found, it adds a tag to the event with the response status of the chunk request.
function addChunkResponseStatusTag(event: ErrorEvent, hint: EventHint) {
const error = hint.originalException
if (error instanceof Error) {
let asset: string | undefined
if (error.message.match(/Loading chunk \d+ failed\. \(([a-zA-Z]+): .+\.chunk\.js\)/)) {
asset = error.message.match(/https?:\/\/.+?\.chunk\.js/)?.[0]
}
if (error.message.match(/Loading CSS chunk \d+ failed\. \(.+\.chunk\.css\)/)) {
const relativePath = error.message.match(/\/static\/css\/.*\.chunk\.css/)?.[0]
asset = `${window.origin}${relativePath}`
}
if (asset) {
const status = getChunkResponseStatus(asset)
if (status) {
if (!event.tags) {
event.tags = {}
}
event.tags.chunkResponseStatus = status
}
}
}
}
function getChunkResponseStatus(asset?: string): number | undefined {
const entries = [...(performance?.getEntriesByType('resource') ?? [])]
const resource = entries?.find(({ name }) => name === asset)
const status = resource?.responseStatus
// If the status if 499, then we ignore.
// If there's no status (meaning the browser doesn't support `responseStatus`) then we also ignore.
// These errors are likely also 499 errors, and we can catch any spikes in non-499 chunk errors via other browsers.
return !status || status === 499
return resource?.responseStatus
}
/**
@ -57,20 +83,6 @@ export const filterKnownErrors: Required<ClientOptions>['beforeSend'] = (event:
// If the error is based on a user rejecting, it should not be considered an exception.
if (didUserReject(error)) return null
// This ignores 499 errors, which are caused by Cloudflare when a request is cancelled.
// CF claims that some number of these is expected, and that they should be ignored.
// See https://groups.google.com/a/uniswap.org/g/cloudflare-eng/c/t3xvAiJFujY.
if (error.message.match(/Loading chunk \d+ failed\. \(([a-zA-Z]+): .+\.chunk\.js\)/)) {
const asset = error.message.match(/https?:\/\/.+?\.chunk\.js/)?.[0]
if (shouldFilterChunkError(asset)) return null
}
if (error.message.match(/Loading CSS chunk \d+ failed\. \(.+\.chunk\.css\)/)) {
const relativePath = error.message.match(/\/static\/css\/.*\.chunk\.css/)?.[0]
const asset = `https://app.uniswap.org${relativePath}`
if (shouldFilterChunkError(asset)) return null
}
// This is caused by HTML being returned for a chunk from Cloudflare.
// Usually, it's the result of a 499 exception right before it, which should be handled.
// Therefore, this can be ignored.