mirror of
https://github.com/overleaf/overleaf.git
synced 2024-09-16 02:52:31 -04:00
Cleanup and refactor S3PersistorManager to use aws-sdk only
This commit is contained in:
Simon Detheridge
parent
473aea4e60
commit
2ca74fdf15
4 changed files with 896 additions and 879 deletions
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@ -1,376 +1,258 @@
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/* eslint-disable
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handle-callback-err,
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new-cap,
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no-return-assign,
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no-unused-vars,
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node/no-deprecated-api,
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standard/no-callback-literal,
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*/
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// TODO: This file was created by bulk-decaffeinate.
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// Fix any style issues and re-enable lint.
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/*
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* decaffeinate suggestions:
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* DS101: Remove unnecessary use of Array.from
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* DS102: Remove unnecessary code created because of implicit returns
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* DS207: Consider shorter variations of null checks
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* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
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*/
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// This module is the one which is used in production. It needs to be migrated
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// to use aws-sdk throughout, see the comments in AWSSDKPersistorManager for
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// details. The knox library is unmaintained and has bugs.
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const http = require('http')
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http.globalAgent.maxSockets = 300
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const https = require('https')
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http.globalAgent.maxSockets = 300
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https.globalAgent.maxSockets = 300
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const settings = require('settings-sharelatex')
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const request = require('request')
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const logger = require('logger-sharelatex')
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const metrics = require('metrics-sharelatex')
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const meter = require('stream-meter')
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const fs = require('fs')
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const knox = require('knox')
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const path = require('path')
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const LocalFileWriter = require('./LocalFileWriter')
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const Errors = require('./Errors')
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const _ = require('underscore')
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const awsS3 = require('aws-sdk/clients/s3')
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const URL = require('url')
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const S3 = require('aws-sdk/clients/s3')
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const { URL } = require('url')
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const { callbackify } = require('util')
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const { WriteError, ReadError, NotFoundError } = require('./Errors')
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const thirtySeconds = 30 * 1000
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const buildDefaultOptions = function(bucketName, method, key) {
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let endpoint
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if (settings.filestore.s3.endpoint) {
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endpoint = `${settings.filestore.s3.endpoint}/${bucketName}`
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} else {
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endpoint = `https://${bucketName}.s3.amazonaws.com`
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}
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return {
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aws: {
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key: settings.filestore.s3.key,
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secret: settings.filestore.s3.secret,
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bucket: bucketName
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},
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method,
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timeout: thirtySeconds,
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uri: `${endpoint}/${key}`
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module.exports = {
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sendFile: callbackify(sendFile),
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sendStream: callbackify(sendStream),
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getFileStream: callbackify(getFileStream),
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deleteDirectory: callbackify(deleteDirectory),
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getFileSize: callbackify(getFileSize),
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deleteFile: callbackify(deleteFile),
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copyFile: callbackify(copyFile),
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checkIfFileExists: callbackify(checkIfFileExists),
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getDirectorySize: callbackify(getDirectorySize),
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promises: {
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sendFile,
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sendStream,
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getFileStream,
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deleteDirectory,
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getFileSize,
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deleteFile,
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copyFile,
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checkIfFileExists,
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getDirectorySize
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}
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}
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const getS3Options = function(credentials) {
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const _client = new S3(_defaultOptions())
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async function sendFile(bucketName, key, fsPath) {
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let readStream
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try {
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readStream = fs.createReadStream(fsPath)
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} catch (err) {
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throw _wrapError(
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err,
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'error reading file from disk',
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{ bucketName, key, fsPath },
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ReadError
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)
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}
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return sendStream(bucketName, key, readStream)
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}
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async function sendStream(bucketName, key, readStream) {
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try {
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const meteredStream = meter()
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meteredStream.on('finish', () => {
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metrics.count('s3.egress', meteredStream.bytes)
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})
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const response = await _client
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.upload({
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Bucket: bucketName,
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Key: key,
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Body: readStream.pipe(meteredStream)
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})
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.promise()
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logger.log({ response, bucketName, key }, 'data uploaded to s3')
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} catch (err) {
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throw _wrapError(
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err,
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'upload to S3 failed',
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{ bucketName, key },
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WriteError
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)
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}
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}
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async function getFileStream(bucketName, key, opts) {
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opts = opts || {}
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const params = {
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Bucket: bucketName,
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Key: key
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}
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if (opts.start != null && opts.end != null) {
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params.Range = `bytes=${opts.start}-${opts.end}`
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}
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return new Promise((resolve, reject) => {
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const stream = _client.getObject(params).createReadStream()
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const meteredStream = meter()
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meteredStream.on('finish', () => {
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metrics.count('s3.ingress', meteredStream.bytes)
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})
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const onStreamReady = function() {
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stream.removeListener('readable', onStreamReady)
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resolve(stream.pipe(meteredStream))
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}
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stream.on('readable', onStreamReady)
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stream.on('error', err => {
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reject(_wrapError(err, 'error reading from S3', params, ReadError))
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})
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})
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}
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async function deleteDirectory(bucketName, key) {
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logger.log({ key, bucketName }, 'deleting directory')
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let response
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try {
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response = await _client
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.listObjects({ Bucket: bucketName, Prefix: key })
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.promise()
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} catch (err) {
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throw _wrapError(
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err,
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'failed to list objects in S3',
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{ bucketName, key },
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ReadError
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)
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}
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const objects = response.Contents.map(item => ({ Key: item.Key }))
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if (objects.length) {
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try {
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await _client
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.deleteObjects({
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Bucket: bucketName,
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Delete: {
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Objects: objects,
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Quiet: true
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}
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})
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.promise()
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} catch (err) {
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throw _wrapError(
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err,
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'failed to delete objects in S3',
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{ bucketName, key },
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WriteError
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)
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}
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}
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}
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async function getFileSize(bucketName, key) {
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try {
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const response = await _client
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.headObject({ Bucket: bucketName, Key: key })
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.promise()
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return response.ContentLength
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} catch (err) {
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throw _wrapError(
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err,
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'error getting size of s3 object',
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{ bucketName, key },
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ReadError
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)
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}
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}
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async function deleteFile(bucketName, key) {
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try {
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await _client.deleteObject({ Bucket: bucketName, Key: key }).promise()
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} catch (err) {
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throw _wrapError(
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err,
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'failed to delete file in S3',
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{ bucketName, key },
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WriteError
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)
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}
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}
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async function copyFile(bucketName, sourceKey, destKey) {
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const params = {
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Bucket: bucketName,
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Key: destKey,
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CopySource: `${bucketName}/${sourceKey}`
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}
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try {
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await _client.copyObject(params).promise()
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} catch (err) {
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throw _wrapError(err, 'failed to copy file in S3', params, WriteError)
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}
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}
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async function checkIfFileExists(bucketName, key) {
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try {
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await getFileSize(bucketName, key)
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return true
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} catch (err) {
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if (err instanceof NotFoundError) {
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return false
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}
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throw _wrapError(
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err,
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'error checking whether S3 object exists',
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{ bucketName, key },
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ReadError
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)
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}
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}
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async function getDirectorySize(bucketName, key) {
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try {
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const response = await _client
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.listObjects({ Bucket: bucketName, Prefix: key })
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.promise()
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return response.Contents.reduce((acc, item) => item.Size + acc, 0)
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} catch (err) {
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throw _wrapError(
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err,
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'error getting directory size in S3',
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{ bucketName, key },
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ReadError
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)
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}
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}
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function _wrapError(error, message, params, ErrorType) {
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if (['NoSuchKey', 'NotFound', 'ENOENT'].includes(error.code)) {
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return new NotFoundError({
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message: 'no such file',
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info: params
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}).withCause(error)
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} else {
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return new ErrorType({
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message: message,
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info: params
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}).withCause(error)
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}
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}
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function _defaultOptions() {
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const options = {
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credentials: {
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accessKeyId: credentials.auth_key,
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secretAccessKey: credentials.auth_secret
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accessKeyId: settings.filestore.s3.key,
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secretAccessKey: settings.filestore.s3.secret
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}
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}
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if (settings.filestore.s3.endpoint) {
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const endpoint = URL.parse(settings.filestore.s3.endpoint)
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const endpoint = new URL(settings.filestore.s3.endpoint)
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options.endpoint = settings.filestore.s3.endpoint
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options.sslEnabled = endpoint.protocol === 'https'
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}
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return options
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}
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const defaultS3Client = new awsS3(
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getS3Options({
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auth_key: settings.filestore.s3.key,
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auth_secret: settings.filestore.s3.secret
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})
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)
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const getS3Client = function(credentials) {
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if (credentials != null) {
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return new awsS3(getS3Options(credentials))
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} else {
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return defaultS3Client
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}
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}
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const getKnoxClient = bucketName => {
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const options = {
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key: settings.filestore.s3.key,
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secret: settings.filestore.s3.secret,
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bucket: bucketName
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}
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if (settings.filestore.s3.endpoint) {
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const endpoint = URL.parse(settings.filestore.s3.endpoint)
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options.endpoint = endpoint.hostname
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options.port = endpoint.port
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}
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return knox.createClient(options)
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}
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module.exports = {
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sendFile(bucketName, key, fsPath, callback) {
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const s3Client = getKnoxClient(bucketName)
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let uploaded = 0
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const putEventEmiter = s3Client.putFile(fsPath, key, function(err, res) {
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metrics.count('s3.egress', uploaded)
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if (err != null) {
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logger.err(
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{ err, bucketName, key, fsPath },
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'something went wrong uploading file to s3'
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)
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return callback(err)
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}
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if (res == null) {
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logger.err(
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{ err, res, bucketName, key, fsPath },
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'no response from s3 put file'
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)
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return callback('no response from put file')
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}
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if (res.statusCode !== 200) {
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logger.err(
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{ bucketName, key, fsPath },
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'non 200 response from s3 putting file'
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)
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return callback('non 200 response from s3 on put file')
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}
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logger.log({ res, bucketName, key, fsPath }, 'file uploaded to s3')
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return callback(err)
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})
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putEventEmiter.on('error', function(err) {
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logger.err(
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{ err, bucketName, key, fsPath },
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'error emmited on put of file'
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)
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return callback(err)
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})
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return putEventEmiter.on(
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'progress',
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progress => (uploaded = progress.written)
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)
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},
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sendStream(bucketName, key, readStream, callback) {
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logger.log({ bucketName, key }, 'sending file to s3')
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readStream.on('error', err =>
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logger.err({ bucketName, key }, 'error on stream to send to s3')
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)
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return LocalFileWriter.writeStream(readStream, null, (err, fsPath) => {
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if (err != null) {
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logger.err(
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{ bucketName, key, fsPath, err },
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'something went wrong writing stream to disk'
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)
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return callback(err)
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}
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return this.sendFile(bucketName, key, fsPath, (
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err // delete the temporary file created above and return the original error
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) => LocalFileWriter.deleteFile(fsPath, () => callback(err)))
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})
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},
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// opts may be {start: Number, end: Number}
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getFileStream(bucketName, key, opts, callback) {
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if (callback == null) {
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callback = function(err, res) {}
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}
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opts = opts || {}
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callback = _.once(callback)
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logger.log({ bucketName, key }, 'getting file from s3')
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const s3 = getS3Client(opts.credentials)
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const s3Params = {
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Bucket: bucketName,
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Key: key
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}
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if (opts.start != null && opts.end != null) {
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s3Params.Range = `bytes=${opts.start}-${opts.end}`
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}
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const s3Request = s3.getObject(s3Params)
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s3Request.on(
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'httpHeaders',
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(statusCode, headers, response, statusMessage) => {
|
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if ([403, 404].includes(statusCode)) {
|
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// S3 returns a 403 instead of a 404 when the user doesn't have
|
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// permission to list the bucket contents.
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logger.log({ bucketName, key }, 'file not found in s3')
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return callback(
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new Errors.NotFoundError(
|
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`File not found in S3: ${bucketName}:${key}`
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),
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null
|
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)
|
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}
|
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if (![200, 206].includes(statusCode)) {
|
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logger.log(
|
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{ bucketName, key },
|
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`error getting file from s3: ${statusCode}`
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)
|
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return callback(
|
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new Error(
|
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`Got non-200 response from S3: ${statusCode} ${statusMessage}`
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),
|
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null
|
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)
|
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}
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const stream = response.httpResponse.createUnbufferedStream()
|
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stream.on('data', data => metrics.count('s3.ingress', data.byteLength))
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|
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return callback(null, stream)
|
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}
|
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)
|
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|
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s3Request.on('error', err => {
|
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logger.err({ err, bucketName, key }, 'error getting file stream from s3')
|
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return callback(err)
|
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})
|
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|
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return s3Request.send()
|
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},
|
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|
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getFileSize(bucketName, key, callback) {
|
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logger.log({ bucketName, key }, 'getting file size from S3')
|
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const s3 = getS3Client()
|
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return s3.headObject({ Bucket: bucketName, Key: key }, function(err, data) {
|
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if (err != null) {
|
||||
if ([403, 404].includes(err.statusCode)) {
|
||||
// S3 returns a 403 instead of a 404 when the user doesn't have
|
||||
// permission to list the bucket contents.
|
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logger.log(
|
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{
|
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bucketName,
|
||||
key
|
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},
|
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'file not found in s3'
|
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)
|
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callback(
|
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new Errors.NotFoundError(
|
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`File not found in S3: ${bucketName}:${key}`
|
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)
|
||||
)
|
||||
} else {
|
||||
logger.err(
|
||||
{
|
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bucketName,
|
||||
key,
|
||||
err
|
||||
},
|
||||
'error performing S3 HeadObject'
|
||||
)
|
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callback(err)
|
||||
}
|
||||
return
|
||||
}
|
||||
return callback(null, data.ContentLength)
|
||||
})
|
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},
|
||||
|
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copyFile(bucketName, sourceKey, destKey, callback) {
|
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logger.log({ bucketName, sourceKey, destKey }, 'copying file in s3')
|
||||
const source = bucketName + '/' + sourceKey
|
||||
// use the AWS SDK instead of knox due to problems with error handling (https://github.com/Automattic/knox/issues/114)
|
||||
const s3 = getS3Client()
|
||||
return s3.copyObject(
|
||||
{ Bucket: bucketName, Key: destKey, CopySource: source },
|
||||
function(err) {
|
||||
if (err != null) {
|
||||
if (err.code === 'NoSuchKey') {
|
||||
logger.err(
|
||||
{ bucketName, sourceKey },
|
||||
'original file not found in s3 when copying'
|
||||
)
|
||||
return callback(
|
||||
new Errors.NotFoundError(
|
||||
'original file not found in S3 when copying'
|
||||
)
|
||||
)
|
||||
} else {
|
||||
logger.err(
|
||||
{ err, bucketName, sourceKey, destKey },
|
||||
'something went wrong copying file in aws'
|
||||
)
|
||||
return callback(err)
|
||||
}
|
||||
} else {
|
||||
return callback()
|
||||
}
|
||||
}
|
||||
)
|
||||
},
|
||||
|
||||
deleteFile(bucketName, key, callback) {
|
||||
logger.log({ bucketName, key }, 'delete file in s3')
|
||||
const options = buildDefaultOptions(bucketName, 'delete', key)
|
||||
return request(options, function(err, res) {
|
||||
if (err != null) {
|
||||
logger.err(
|
||||
{ err, res, bucketName, key },
|
||||
'something went wrong deleting file in aws'
|
||||
)
|
||||
}
|
||||
return callback(err)
|
||||
})
|
||||
},
|
||||
|
||||
deleteDirectory(bucketName, key, _callback) {
|
||||
// deleteMultiple can call the callback multiple times so protect against this.
|
||||
const callback = function(...args) {
|
||||
_callback(...Array.from(args || []))
|
||||
return (_callback = function() {})
|
||||
}
|
||||
|
||||
logger.log({ key, bucketName }, 'deleting directory')
|
||||
const s3Client = getKnoxClient(bucketName)
|
||||
return s3Client.list({ prefix: key }, function(err, data) {
|
||||
if (err != null) {
|
||||
logger.err(
|
||||
{ err, bucketName, key },
|
||||
'something went wrong listing prefix in aws'
|
||||
)
|
||||
return callback(err)
|
||||
}
|
||||
const keys = _.map(data.Contents, entry => entry.Key)
|
||||
return s3Client.deleteMultiple(keys, callback)
|
||||
})
|
||||
},
|
||||
|
||||
checkIfFileExists(bucketName, key, callback) {
|
||||
logger.log({ bucketName, key }, 'checking if file exists in s3')
|
||||
const options = buildDefaultOptions(bucketName, 'head', key)
|
||||
return request(options, function(err, res) {
|
||||
if (err != null) {
|
||||
logger.err(
|
||||
{ err, res, bucketName, key },
|
||||
'something went wrong checking file in aws'
|
||||
)
|
||||
return callback(err)
|
||||
}
|
||||
if (res == null) {
|
||||
logger.err(
|
||||
{ err, res, bucketName, key },
|
||||
'no response object returned when checking if file exists'
|
||||
)
|
||||
err = new Error(`no response from s3 ${bucketName} ${key}`)
|
||||
return callback(err)
|
||||
}
|
||||
const exists = res.statusCode === 200
|
||||
logger.log({ bucketName, key, exists }, 'checked if file exsists in s3')
|
||||
return callback(err, exists)
|
||||
})
|
||||
},
|
||||
|
||||
directorySize(bucketName, key, callback) {
|
||||
logger.log({ bucketName, key }, 'get project size in s3')
|
||||
const s3Client = getKnoxClient(bucketName)
|
||||
return s3Client.list({ prefix: key }, function(err, data) {
|
||||
if (err != null) {
|
||||
logger.err(
|
||||
{ err, bucketName, key },
|
||||
'something went wrong listing prefix in aws'
|
||||
)
|
||||
return callback(err)
|
||||
}
|
||||
let totalSize = 0
|
||||
_.each(data.Contents, entry => (totalSize += entry.Size))
|
||||
logger.log({ totalSize }, 'total size')
|
||||
return callback(null, totalSize)
|
||||
})
|
||||
}
|
||||
}
|
||||
|
|
|
|||
34
services/filestore/npm-shrinkwrap.json
generated
34
services/filestore/npm-shrinkwrap.json
generated
|
|
@ -5018,6 +5018,38 @@
|
|||
"resolved": "https://registry.npmjs.org/stream-counter/-/stream-counter-1.0.0.tgz",
|
||||
"integrity": "sha1-kc8lac5NxQYf6816yyY5SloRR1E="
|
||||
},
|
||||
"stream-meter": {
|
||||
"version": "1.0.4",
|
||||
"resolved": "https://registry.npmjs.org/stream-meter/-/stream-meter-1.0.4.tgz",
|
||||
"integrity": "sha1-Uq+Vql6nYKJJFxZwTb/5D3Ov3R0=",
|
||||
"requires": {
|
||||
"readable-stream": "^2.1.4"
|
||||
},
|
||||
"dependencies": {
|
||||
"readable-stream": {
|
||||
"version": "2.3.6",
|
||||
"resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
|
||||
"integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
|
||||
"requires": {
|
||||
"core-util-is": "~1.0.0",
|
||||
"inherits": "~2.0.3",
|
||||
"isarray": "~1.0.0",
|
||||
"process-nextick-args": "~2.0.0",
|
||||
"safe-buffer": "~5.1.1",
|
||||
"string_decoder": "~1.1.1",
|
||||
"util-deprecate": "~1.0.1"
|
||||
}
|
||||
},
|
||||
"string_decoder": {
|
||||
"version": "1.1.1",
|
||||
"resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
|
||||
"integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
|
||||
"requires": {
|
||||
"safe-buffer": "~5.1.0"
|
||||
}
|
||||
}
|
||||
}
|
||||
},
|
||||
"stream-shift": {
|
||||
"version": "1.0.0",
|
||||
"resolved": "https://registry.npmjs.org/stream-shift/-/stream-shift-1.0.0.tgz",
|
||||
|
|
@ -5531,7 +5563,7 @@
|
|||
"xml2js": {
|
||||
"version": "0.4.19",
|
||||
"resolved": "https://registry.npmjs.org/xml2js/-/xml2js-0.4.19.tgz",
|
||||
"integrity": "sha1-aGwg8hMgnpSr8NG88e+qKRx4J6c=",
|
||||
"integrity": "sha512-esZnJZJOiJR9wWKMyuvSE1y6Dq5LCuJanqhxslH2bxM6duahNZ+HMpCLhBQGZkbX6xRf8x1Y2eJlgt2q3qo49Q==",
|
||||
"requires": {
|
||||
"sax": ">=0.6.0",
|
||||
"xmlbuilder": "~9.0.1"
|
||||
|
|
|
|||
|
|
@ -44,6 +44,7 @@
|
|||
"settings-sharelatex": "^1.1.0",
|
||||
"stream-browserify": "^2.0.1",
|
||||
"stream-buffers": "~0.2.5",
|
||||
"stream-meter": "^1.0.4",
|
||||
"underscore": "~1.5.2"
|
||||
},
|
||||
"devDependencies": {
|
||||
|
|
|
|||
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Reference in a new issue