79 lines
2.2 KiB
JavaScript
79 lines
2.2 KiB
JavaScript
function newFileStorage(host, port) {
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const MODULE_NAME = 'File Storage'
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const INFO_LOG = false
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const logger = newWebDebugLog()
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logger.fileName = MODULE_NAME
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const MAX_RETRY = 2
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let currentRetry = 0
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const recoverableErrors = [
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'SOCKETTIMEDOUT',
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'TIMEDOUT',
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'CONNRESET',
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'CONNREFUSED',
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'NOTFOUND',
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'ENOTFOUND',
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'ECONNREFUSED',
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'CONNREFUSED',
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'NOTFOUND',
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'ESOCKETTIMEDOUT',
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'ECONNRESET',
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'ETIMEDOUT',
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'EAI_AGAIN'
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]
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let thisObject = {
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getFileFromHost: getFileFromHost
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}
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return thisObject
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async function getFileFromHost(filePath, callBackFunction, pathComplete) {
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try {
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if (INFO_LOG === true) { logger.write('[INFO] getFileFromHost -> Entering function.') }
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let folder = ''
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if (pathComplete === false || pathComplete === undefined) {
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folder = 'Storage/'
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}
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let url = folder + filePath
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if (host !== undefined && port !== undefined) {
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url = 'http://' + host + ':' + port + '/' + folder + filePath
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} else {
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url = folder + filePath
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}
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callServer(undefined, url, (response, fileContent) => {
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if (response.result === GLOBAL.DEFAULT_OK_RESPONSE.result) {
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callBackFunction(GLOBAL.DEFAULT_OK_RESPONSE, fileContent)
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} else {
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callBackFunction(response)
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}
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})
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} catch (err) {
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if (verifyRetry(err.code) && currentRetry < MAX_RETRY) {
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currentRetry++
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if (INFO_LOG === true) { console.log('[INFO] getTextFile -> Retrying connection to the server because received error: ' + err.code + '. Retry #: ' + currentRetry) }
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getFileFromHost(filePath, callBackFunction)
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} else if (err.message === 'Request aborted') {
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let err = { code: 'The specified key does not exist.' }
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callBackFunction(err)
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} else {
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console.log('Error geting the file from the serever:', err)
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callBackFunction(GLOBAL.DEFAULT_FAIL_RESPONSE)
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}
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}
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}
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function verifyRetry(errorCode) {
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for (let i = 0; i < recoverableErrors.length; i++) {
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const error = recoverableErrors[i]
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if (error === errorCode) {
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return true
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}
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}
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return false
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}
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}
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