diff options
Diffstat (limited to 'sandbox/testAppNevena/Front/node_modules/make-fetch-happen/lib/remote.js')
-rw-r--r-- | sandbox/testAppNevena/Front/node_modules/make-fetch-happen/lib/remote.js | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/sandbox/testAppNevena/Front/node_modules/make-fetch-happen/lib/remote.js b/sandbox/testAppNevena/Front/node_modules/make-fetch-happen/lib/remote.js deleted file mode 100644 index 7e4ed24e..00000000 --- a/sandbox/testAppNevena/Front/node_modules/make-fetch-happen/lib/remote.js +++ /dev/null @@ -1,102 +0,0 @@ -const Minipass = require('minipass') -const MinipassPipeline = require('minipass-pipeline') -const fetch = require('minipass-fetch') -const promiseRetry = require('promise-retry') -const ssri = require('ssri') - -const getAgent = require('./agent.js') -const pkg = require('../package.json') - -const USER_AGENT = `${pkg.name}/${pkg.version} (+https://npm.im/${pkg.name})` - -const RETRY_ERRORS = [ - 'ECONNRESET', // remote socket closed on us - 'ECONNREFUSED', // remote host refused to open connection - 'EADDRINUSE', // failed to bind to a local port (proxy?) - 'ETIMEDOUT', // someone in the transaction is WAY TOO SLOW - 'ERR_SOCKET_TIMEOUT', // same as above, but this one comes from agentkeepalive - // Known codes we do NOT retry on: - // ENOTFOUND (getaddrinfo failure. Either bad hostname, or offline) -] - -const RETRY_TYPES = [ - 'request-timeout', -] - -// make a request directly to the remote source, -// retrying certain classes of errors as well as -// following redirects (through the cache if necessary) -// and verifying response integrity -const remoteFetch = (request, options) => { - const agent = getAgent(request.url, options) - if (!request.headers.has('connection')) - request.headers.set('connection', agent ? 'keep-alive' : 'close') - - if (!request.headers.has('user-agent')) - request.headers.set('user-agent', USER_AGENT) - - // keep our own options since we're overriding the agent - // and the redirect mode - const _opts = { - ...options, - agent, - redirect: 'manual', - } - - return promiseRetry(async (retryHandler, attemptNum) => { - const req = new fetch.Request(request, _opts) - try { - let res = await fetch(req, _opts) - if (_opts.integrity && res.status === 200) { - // we got a 200 response and the user has specified an expected - // integrity value, so wrap the response in an ssri stream to verify it - const integrityStream = ssri.integrityStream({ integrity: _opts.integrity }) - res = new fetch.Response(new MinipassPipeline(res.body, integrityStream), res) - } - - res.headers.set('x-fetch-attempts', attemptNum) - - // do not retry POST requests, or requests with a streaming body - // do retry requests with a 408, 420, 429 or 500+ status in the response - const isStream = Minipass.isStream(req.body) - const isRetriable = req.method !== 'POST' && - !isStream && - ([408, 420, 429].includes(res.status) || res.status >= 500) - - if (isRetriable) { - if (typeof options.onRetry === 'function') - options.onRetry(res) - - return retryHandler(res) - } - - return res - } catch (err) { - const code = (err.code === 'EPROMISERETRY') - ? err.retried.code - : err.code - - // err.retried will be the thing that was thrown from above - // if it's a response, we just got a bad status code and we - // can re-throw to allow the retry - const isRetryError = err.retried instanceof fetch.Response || - (RETRY_ERRORS.includes(code) && RETRY_TYPES.includes(err.type)) - - if (req.method === 'POST' || isRetryError) - throw err - - if (typeof options.onRetry === 'function') - options.onRetry(err) - - return retryHandler(err) - } - }, options.retry).catch((err) => { - // don't reject for http errors, just return them - if (err.status >= 400 && err.type !== 'system') - return err - - throw err - }) -} - -module.exports = remoteFetch |