Files
Superalgos/src/FileCloud.js
T

245 lines
12 KiB
JavaScript

function newFileCloud () {
const MODULE_NAME = 'File Cloud'
const INFO_LOG = false
const ERROR_LOG = true
const logger = newWebDebugLog()
logger.fileName = MODULE_NAME
/*
This is the module in the system that actually connects to the cloud storage and grabs from there the needed files.
*/
let thisObject = {
getFile: getFile,
initialize: initialize
}
let blobService
return thisObject
function initialize (pBot) {
try {
if (INFO_LOG === true) { logger.write('[INFO] initialize -> Entering function.') }
if (INFO_LOG === true) { logger.write('[INFO] initialize -> pBot = ' + pBot.codeName) }
switch (STORAGE_PROVIDER) {
case 'Azure': {
blobService = AzureStorage.Blob.createBlobServiceWithSas(pBot.storage.fileUri, pBot.storage.sas)
break
}
case 'AAWeb': {
blobService = newFileStorage()
break
}
default: {
if (ERROR_LOG === true) { logger.write('[ERROR] initialize -> Storage Provider not supported -> process.env.STORAGE_PROVIDER = ' + STORAGE_PROVIDER) }
return
}
}
} catch (err) {
if (ERROR_LOG === true) { logger.write('[ERROR] initialize -> err = ' + err.stack) }
// callBackFunction(GLOBAL.DEFAULT_FAIL_RESPONSE); TODO> Handle this callback.
}
}
function getFile (pDataMine, pBot, pSession, pSet, pExchange, pMarket, pPeriodName, pDatetime, pSequence, pDataRange, callBackFunction) {
try {
if (INFO_LOG === true) { logger.write('[INFO] getFile -> Entering function.') }
const MAX_RETRIES = 3
getFileRecursively(0, pDataMine, pBot, pSession, pSet, pExchange, pMarket, pPeriodName, pDatetime, pSequence, pDataRange, callBackFunction)
function getFileRecursively (pRetryCounter, pDataMine, pBot, pSession, pSet, pExchange, pMarket, pPeriodName, pDatetime, pSequence, pDataRange, callBackFunction) {
try {
if (INFO_LOG === true) { logger.write('[INFO] getFile -> getFileRecursively -> Entering function.') }
if (INFO_LOG === true) { logger.write('[INFO] getFile -> getFileRecursively -> key = ' + pDataMine.codeName + '-' + pBot.codeName + '-' + pSet.filePath + '-' + pSet.fileName) }
let fileName
let filePath
if (pDataRange === undefined) {
fileName = pSet.fileName
filePath = pSet.filePath
} else {
if (pSet.dataRange !== undefined) {
fileName = pSet.dataRange.fileName
filePath = pSet.dataRange.filePath
} else {
let customErr = {
result: GLOBAL.CUSTOM_FAIL_RESPONSE.result,
message: 'Missing Configuration.'
}
if (ERROR_LOG === true) { logger.write('[WARN] getFile -> getFileRecursively -> onFileReceived -> customErr.message = ' + customErr.message) }
if (ERROR_LOG === true) { logger.write('[WARN] getFile -> getFileRecursively -> onFileReceived -> Data Range configuration could not be found. ') }
callBackFunction(customErr)
return
}
}
if (fileName === undefined) {
logger.write('[ERROR] getFile -> getFileRecursively -> Inconsistant data. Check the following: ')
logger.write('[ERROR] getFile -> getFileRecursively -> pDataMine = ' + JSON.stringify(pDataMine))
logger.write('[ERROR] getFile -> getFileRecursively -> pBot = ' + JSON.stringify(pBot))
logger.write('[ERROR] getFile -> getFileRecursively -> pSet = ' + JSON.stringify(pSet))
logger.write('[ERROR] getFile -> getFileRecursively -> pExchange = ' + JSON.stringify(pExchange))
logger.write('[ERROR] getFile -> getFileRecursively -> pMarket = ' + JSON.stringify(pMarket))
logger.write('[ERROR] getFile -> getFileRecursively -> pPeriodName = ' + JSON.stringify(pPeriodName))
throw ('Inconsistant data received.')
}
if (pMarket !== undefined) {
fileName = fileName.replace('@BaseAsset', pMarket.baseAsset)
fileName = fileName.replace('@QuotedAsset', pMarket.quotedAsset)
}
if (pDataMine !== undefined) {
filePath = filePath.replace('@DataMine', pDataMine.codeName)
}
if (pBot !== undefined) {
if (pBot.cloneId !== undefined) {
filePath = filePath.replace('@Bot', pBot.codeName + '-' + pBot.cloneId)
} else {
filePath = filePath.replace('@Bot', pBot.codeName)
}
}
if (pSession !== undefined) {
let code
let sessionFolderName = pSession.id
if (pSession.code !== undefined) {
try {
code = JSON.parse(pSession.code)
if (code.folderName !== undefined) {
sessionFolderName = code.folderName + '-' + pSession.id
}
} catch (err) {
sessionFolderName = pSession.id
}
}
filePath = filePath.replace('@Session', sessionFolderName)
}
if (pExchange !== undefined) {
filePath = filePath.replace('@Exchange', pExchange.name)
}
filePath = filePath.replace('@Period', pPeriodName)
if (pDatetime !== undefined) {
filePath = filePath.replace('@Year', pDatetime.getUTCFullYear())
filePath = filePath.replace('@Month', pad(pDatetime.getUTCMonth() + 1, 2))
filePath = filePath.replace('@Day', pad(pDatetime.getUTCDate(), 2))
filePath = filePath.replace('@Hour', pad(pDatetime.getUTCHours(), 2))
filePath = filePath.replace('@Minute', pad(pDatetime.getUTCMinutes(), 2))
}
if (pSequence !== undefined) {
fileName = fileName.replace('@Sequence', pSequence)
}
if (INFO_LOG === true) { logger.write('[INFO] getFile -> getFileRecursively -> filePath = ' + filePath) }
if (INFO_LOG === true) { logger.write('[INFO] getFile -> getFileRecursively -> fileName = ' + fileName) }
let containerName
containerName = pDataMine.codeName.toLowerCase()
blobService.getBlobToText(containerName, filePath + '/' + fileName, pDataMine.host, onFileReceived)
function onFileReceived (err, text, response) {
try {
if (INFO_LOG === true) { logger.write('[INFO] getFile -> getFileRecursively -> onFileReceived -> Entering function.') }
if (INFO_LOG === true) { logger.write('[INFO] getFile -> getFileRecursively -> onFileReceived -> filePath = ' + filePath) }
if (INFO_LOG === true) { logger.write('[INFO] getFile -> getFileRecursively -> onFileReceived -> fileName = ' + fileName) }
let data
if (err && err.result !== GLOBAL.DEFAULT_OK_RESPONSE.result) {
if (err.code === 'BlobNotFound' | err.code === 'FileNotFound' | err.code === 'ParentNotFound' | err.code === 'The specified key does not exist.') {
let customErr = {
result: GLOBAL.CUSTOM_FAIL_RESPONSE.result,
message: 'File does not exist.'
}
if (INFO_LOG === true) { logger.write('[WARN] getFile -> getFileRecursively -> onFileReceived -> customErr.message = ' + customErr.message) }
callBackFunction(customErr)
return
}
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> containerName = ' + containerName) }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> filePath = ' + filePath) }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> fileName = ' + fileName) }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> Unexpected Error Ocurred.') }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> err = ' + err.stack) }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> text = ' + text) }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> response = ' + response) }
if (err.message === 'XHR error') {
if (pRetryCounter < MAX_RETRIES) {
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> Retrying to get this file. ') }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> MAX_RETRIES = ' + MAX_RETRIES) }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> pRetryCounter = ' + pRetryCounter) }
getFileRecursively(pRetryCounter + 1, pDataMine, pBot, pSet, pExchange, pMarket, pPeriodName, pDatetime, pSequence, pDataRange, callBackFunction)
return
} else {
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> Could not get this file from storage. ') }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> MAX_RETRIES = ' + MAX_RETRIES) }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> pRetryCounter = ' + pRetryCounter) }
}
}
callBackFunction(GLOBAL.DEFAULT_FAIL_RESPONSE)
return
} else {
try {
data = JSON.parse(text)
if (INFO_LOG === true) { logger.write('[INFO] getFile -> getFileRecursively -> onFileReceived -> Data received is valid JSON.') }
callBackFunction(GLOBAL.DEFAULT_OK_RESPONSE, data)
return
} catch (err) {
if (ERROR_LOG === true) { logger.write('[WARN] getFile -> getFileRecursively -> onFileReceived -> err = ' + err.stack) }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> containerName = ' + containerName) }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> filePath = ' + filePath) }
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> fileName = ' + fileName) }
let customErr = {
result: GLOBAL.CUSTOM_OK_RESPONSE.result,
message: 'Data not in JSON Format.'
}
if (ERROR_LOG === true) { logger.write('[WARN] getFile -> getFileRecursively -> onFileReceived -> customErr.message = ' + customErr.message) }
callBackFunction(customErr, text)
return
}
}
} catch (err) {
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> onFileReceived -> err = ' + err.stack) }
callBackFunction(GLOBAL.DEFAULT_FAIL_RESPONSE)
}
}
} catch (err) {
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> getFileRecursively -> err = ' + err.stack) }
callBackFunction(GLOBAL.DEFAULT_FAIL_RESPONSE)
}
}
} catch (err) {
if (ERROR_LOG === true) { logger.write('[ERROR] getFile -> err = ' + err.stack) }
callBackFunction(GLOBAL.DEFAULT_FAIL_RESPONSE)
}
}
}