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mirror of https://github.com/sasjs/adapter.git synced 2026-01-03 18:50:05 +00:00
Files
adapter/src/SASViyaApiClient.ts
2021-01-26 17:17:46 +05:00

1391 lines
40 KiB
TypeScript

import {
isAuthorizeFormRequired,
parseAndSubmitAuthorizeForm,
convertToCSV,
makeRequest,
isRelativePath,
isUri,
isUrl
} from './utils'
import * as NodeFormData from 'form-data'
import {
Job,
Session,
Context,
ContextAllAttributes,
Folder,
CsrfToken,
EditContextInput,
JobDefinition,
PollOptions
} from './types'
import { formatDataForRequest } from './utils/formatDataForRequest'
import { SessionManager } from './SessionManager'
import { ContextManager } from './ContextManager'
import { timestampToYYYYMMDDHHMMSS } from '@sasjs/utils/time'
import { Logger, LogLevel } from '@sasjs/utils/logger'
/**
* A client for interfacing with the SAS Viya REST API.
*
*/
export class SASViyaApiClient {
constructor(
private serverUrl: string,
private rootFolderName: string,
private contextName: string,
private setCsrfToken: (csrfToken: CsrfToken) => void
) {
if (serverUrl) isUrl(serverUrl)
}
private csrfToken: CsrfToken | null = null
private fileUploadCsrfToken: CsrfToken | null = null
private _debug = false
private sessionManager = new SessionManager(
this.serverUrl,
this.contextName,
this.setCsrfToken
)
private contextManager = new ContextManager(this.serverUrl, this.setCsrfToken)
private folderMap = new Map<string, Job[]>()
public get debug() {
return this._debug
}
public set debug(value: boolean) {
this._debug = value
if (this.sessionManager) {
this.sessionManager.debug = value
}
}
/**
* Returns a list of jobs in the currently set root folder.
*/
public async getJobsInFolder(folderPath: string) {
const path = isRelativePath(folderPath)
? `${this.rootFolderName}/${folderPath}`
: folderPath
if (this.folderMap.get(path)) {
return this.folderMap.get(path)
}
await this.populateFolderMap(path)
return this.folderMap.get(path)
}
/**
* Returns an object containing the server URL and root folder name.
*/
public getConfig() {
return {
serverUrl: this.serverUrl,
rootFolderName: this.rootFolderName
}
}
/**
* Updates server URL and root folder name, if it was not set.
* @param serverUrl - the URL of the server.
* @param rootFolderName - the name for root folder.
*/
public setConfig(serverUrl: string, rootFolderName: string) {
if (serverUrl) this.serverUrl = serverUrl
if (rootFolderName) this.rootFolderName = rootFolderName
}
/**
* Returns all available compute contexts on this server.
* @param accessToken - an access token for an authorized user.
*/
public async getComputeContexts(accessToken?: string) {
return await this.contextManager.getComputeContexts(accessToken)
}
/**
* Returns default(system) compute contexts.
*/
public getDefaultComputeContexts() {
return this.contextManager.getDefaultComputeContexts
}
/**
* Returns all available launcher contexts on this server.
* @param accessToken - an access token for an authorized user.
*/
public async getLauncherContexts(accessToken?: string) {
return await this.contextManager.getLauncherContexts(accessToken)
}
/**
* Returns all compute contexts on this server that the user has access to.
* @param accessToken - an access token for an authorized user.
*/
public async getExecutableContexts(accessToken?: string) {
const bindedExecuteScript = this.executeScript.bind(this)
return await this.contextManager.getExecutableContexts(
bindedExecuteScript,
accessToken
)
}
/**
* Creates a session on the given context.
* @param contextName - the name of the context to create a session on.
* @param accessToken - an access token for an authorized user.
*/
public async createSession(contextName: string, accessToken?: string) {
const headers: any = {
'Content-Type': 'application/json'
}
if (accessToken) {
headers.Authorization = `Bearer ${accessToken}`
}
const { result: contexts } = await this.request<{ items: Context[] }>(
`${this.serverUrl}/compute/contexts?limit=10000`,
{ headers }
)
const executionContext =
contexts.items && contexts.items.length
? contexts.items.find((c: any) => c.name === contextName)
: null
if (!executionContext) {
throw new Error(`Execution context ${contextName} not found.`)
}
const createSessionRequest = {
method: 'POST',
headers: {
Authorization: `Bearer ${accessToken}`,
'Content-Type': 'application/json'
}
}
const { result: createdSession } = await this.request<Session>(
`${this.serverUrl}/compute/contexts/${executionContext.id}/sessions`,
createSessionRequest
)
return createdSession
}
/**
* Creates a compute context on the given server.
* @param contextName - the name of the context to be created.
* @param launchContextName - the name of the launcher context used by the compute service.
* @param sharedAccountId - the ID of the account to run the servers for this context.
* @param autoExecLines - the lines of code to execute during session initialization.
* @param accessToken - an access token for an authorized user.
* @param authorizedUsers - an optional list of authorized user IDs.
*/
public async createComputeContext(
contextName: string,
launchContextName: string,
sharedAccountId: string,
autoExecLines: string[],
accessToken?: string,
authorizedUsers?: string[]
) {
return await this.contextManager.createComputeContext(
contextName,
launchContextName,
sharedAccountId,
autoExecLines,
accessToken,
authorizedUsers
)
}
/**
* Creates a launcher context on the given server.
* @param contextName - the name of the context to be created.
* @param description - the description of the context to be created.
* @param launchType - launch type of the context to be created.
* @param accessToken - an access token for an authorized user.
*/
public async createLauncherContext(
contextName: string,
description: string,
launchType = 'direct',
accessToken?: string
) {
return await this.contextManager.createLauncherContext(
contextName,
description,
launchType,
accessToken
)
}
/**
* Updates a compute context on the given server.
* @param contextName - the original name of the context to be updated.
* @param editedContext - an object with the properties to be updated.
* @param accessToken - an access token for an authorized user.
*/
public async editComputeContext(
contextName: string,
editedContext: EditContextInput,
accessToken?: string
) {
return await this.contextManager.editComputeContext(
contextName,
editedContext,
accessToken
)
}
/**
* Deletes a compute context on the given server.
* @param contextName - the name of the context to be deleted.
* @param accessToken - an access token for an authorized user.
*/
public async deleteComputeContext(contextName: string, accessToken?: string) {
return await this.contextManager.deleteComputeContext(
contextName,
accessToken
)
}
/**
* Executes code on the current SAS Viya server.
* @param jobPath - the path to the file being submitted for execution.
* @param linesOfCode - an array of code lines to execute.
* @param contextName - the context to execute the code in.
* @param accessToken - an access token for an authorized user.
* @param data - execution data.
* @param debug - when set to true, the log will be returned.
* @param expectWebout - when set to true, the automatic _webout fileref will be checked for content, and that content returned. This fileref is used when the Job contains a SASjs web request (as opposed to executing arbitrary SAS code).
* @param waitForResult - when set to true, function will return the session
* @param pollOptions - an object that represents poll interval(milliseconds) and maximum amount of attempts. Object example: { MAX_POLL_COUNT: 24 * 60 * 60, POLL_INTERVAL: 1000 }.
* @param printPid - a boolean that indicates whether the function should print (PID) of the started job.
*/
public async executeScript(
jobPath: string,
linesOfCode: string[],
contextName: string,
accessToken?: string,
data = null,
debug: boolean = false,
expectWebout = false,
waitForResult = true,
pollOptions?: PollOptions,
printPid = false
): Promise<any> {
try {
const headers: any = {
'Content-Type': 'application/json'
}
if (accessToken) {
headers.Authorization = `Bearer ${accessToken}`
}
let executionSessionId: string
const session = await this.sessionManager
.getSession(accessToken)
.catch((err) => {
throw err
})
executionSessionId = session!.id
if (printPid) {
const { result: jobIdVariable } = await this.sessionManager.getVariable(
executionSessionId,
'SYSJOBID',
accessToken
)
if (jobIdVariable && jobIdVariable.value) {
const relativeJobPath = this.rootFolderName
? jobPath.split(this.rootFolderName).join('').replace(/^\//, '')
: jobPath
const logger = new Logger(debug ? LogLevel.Debug : LogLevel.Info)
logger.info(
`Triggered '${relativeJobPath}' with PID ${
jobIdVariable.value
} at ${timestampToYYYYMMDDHHMMSS()}`
)
}
}
const jobArguments: { [key: string]: any } = {
_contextName: contextName,
_OMITJSONLISTING: true,
_OMITJSONLOG: true,
_OMITSESSIONRESULTS: true,
_OMITTEXTLISTING: true,
_OMITTEXTLOG: true
}
if (debug) {
jobArguments['_OMITTEXTLOG'] = false
jobArguments['_OMITSESSIONRESULTS'] = false
jobArguments['_DEBUG'] = 131
}
let fileName
if (isRelativePath(jobPath)) {
fileName = `exec-${
jobPath.includes('/') ? jobPath.split('/')[1] : jobPath
}`
} else {
const jobPathParts = jobPath.split('/')
fileName = jobPathParts.pop()
}
let jobVariables: any = {
SYS_JES_JOB_URI: '',
_program: isRelativePath(jobPath)
? this.rootFolderName + '/' + jobPath
: jobPath
}
let files: any[] = []
if (data) {
if (JSON.stringify(data).includes(';')) {
files = await this.uploadTables(data, accessToken).catch((err) => {
throw err
})
jobVariables['_webin_file_count'] = files.length
files.forEach((fileInfo, index) => {
jobVariables[
`_webin_fileuri${index + 1}`
] = `/files/files/${fileInfo.file.id}`
jobVariables[`_webin_name${index + 1}`] = fileInfo.tableName
})
} else {
jobVariables = { ...jobVariables, ...formatDataForRequest(data) }
}
}
// Execute job in session
const postJobRequest = {
method: 'POST',
headers,
body: JSON.stringify({
name: fileName,
description: 'Powered by SASjs',
code: linesOfCode,
variables: jobVariables,
arguments: jobArguments
})
}
const { result: postedJob, etag } = await this.request<Job>(
`${this.serverUrl}/compute/sessions/${executionSessionId}/jobs`,
postJobRequest
).catch((err) => {
throw err
})
if (!waitForResult) {
return session
}
if (debug) {
console.log(`Job has been submitted for '${fileName}'.`)
console.log(
`You can monitor the job progress at '${this.serverUrl}${
postedJob.links.find((l: any) => l.rel === 'state')!.href
}'.`
)
}
const jobStatus = await this.pollJobState(
postedJob,
etag,
accessToken,
pollOptions
)
const { result: currentJob } = await this.request<Job>(
`${this.serverUrl}/compute/sessions/${executionSessionId}/jobs/${postedJob.id}`,
{ headers }
).catch((err) => {
throw err
})
let jobResult
let log
const logLink = currentJob.links.find((l) => l.rel === 'log')
if (debug && logLink) {
log = await this.request<any>(
`${this.serverUrl}${logLink.href}/content?limit=10000`,
{
headers
}
)
.then((res: any) =>
res.result.items.map((i: any) => i.line).join('\n')
)
.catch((err) => {
throw err
})
}
if (jobStatus === 'failed' || jobStatus === 'error') {
return Promise.reject({ job: currentJob, log })
}
let resultLink
if (expectWebout) {
resultLink = `/compute/sessions/${executionSessionId}/filerefs/_webout/content`
} else {
return { job: currentJob, log }
}
if (resultLink) {
jobResult = await this.request<any>(
`${this.serverUrl}${resultLink}`,
{ headers },
'text'
).catch(async (e) => {
if (e && e.status === 404) {
if (logLink) {
log = await this.request<any>(
`${this.serverUrl}${logLink.href}/content?limit=10000`,
{
headers
}
)
.then((res: any) =>
res.result.items.map((i: any) => i.line).join('\n')
)
.catch((err) => {
throw err
})
return Promise.reject({
status: 500,
log: log
})
}
}
return {
result: JSON.stringify(e)
}
})
}
await this.sessionManager
.clearSession(executionSessionId, accessToken)
.catch((err) => {
throw err
})
return { result: jobResult?.result, log }
} catch (e) {
if (e && e.status === 404) {
return this.executeScript(
jobPath,
linesOfCode,
contextName,
accessToken,
data,
debug,
false,
true
)
} else {
throw e
}
}
}
/**
* Creates a folder. Path to or URI of the parent folder is required.
* @param folderName - the name of the new folder.
* @param parentFolderPath - the full path to the parent folder. If not
* provided, the parentFolderUri must be provided.
* @param parentFolderUri - the URI (eg /folders/folders/UUID) of the parent
* folder. If not provided, the parentFolderPath must be provided.
* @param accessToken - an access token for authorizing the request.
* @param isForced - flag that indicates if target folder already exists, it and all subfolders have to be deleted.
*/
public async createFolder(
folderName: string,
parentFolderPath?: string,
parentFolderUri?: string,
accessToken?: string,
isForced?: boolean
): Promise<Folder> {
if (!parentFolderPath && !parentFolderUri) {
throw new Error('Path or URI of the parent folder is required.')
}
if (!parentFolderUri && parentFolderPath) {
parentFolderUri = await this.getFolderUri(parentFolderPath, accessToken)
if (!parentFolderUri) {
console.log(
`Parent folder at path '${parentFolderPath}' is not present.`
)
const newParentFolderPath = parentFolderPath.substring(
0,
parentFolderPath.lastIndexOf('/')
)
const newFolderName = `${parentFolderPath.split('/').pop()}`
if (newParentFolderPath === '') {
throw new Error('Root folder has to be present on the server.')
}
console.log(
`Creating parent folder:\n'${newFolderName}' in '${newParentFolderPath}'`
)
const parentFolder = await this.createFolder(
newFolderName,
newParentFolderPath,
undefined,
accessToken
)
console.log(
`Parent folder '${newFolderName}' has been successfully created.`
)
parentFolderUri = `/folders/folders/${parentFolder.id}`
} else if (isForced && accessToken) {
const folderPath = parentFolderPath + '/' + folderName
const folderUri = await this.getFolderUri(folderPath, accessToken)
if (folderUri) {
await this.deleteFolder(
parentFolderPath + '/' + folderName,
accessToken
)
}
}
}
const createFolderRequest: RequestInit = {
method: 'POST',
body: JSON.stringify({
name: folderName,
type: 'folder'
})
}
createFolderRequest.headers = { 'Content-Type': 'application/json' }
if (accessToken) {
createFolderRequest.headers.Authorization = `Bearer ${accessToken}`
}
const { result: createFolderResponse } = await this.request<Folder>(
`${this.serverUrl}/folders/folders?parentFolderUri=${parentFolderUri}`,
createFolderRequest
)
// update folder map with newly created folder.
await this.populateFolderMap(
`${parentFolderPath}/${folderName}`,
accessToken
)
return createFolderResponse
}
/**
* Creates a Job in the specified folder (or folder uri).
* @param parentFolderPath - the location of the new job.
* @param parentFolderUri - the URI location of the new job. The function is a
* little faster if the folder URI is supplied instead of the path.
* @param jobName - the name of the new job to be created.
* @param code - the SAS code for the new job.
*/
public async createJobDefinition(
jobName: string,
code: string,
parentFolderPath?: string,
parentFolderUri?: string,
accessToken?: string
) {
if (!parentFolderPath && !parentFolderUri) {
throw new Error(`Path to or URI of the parent folder is required.`)
}
if (!parentFolderUri && parentFolderPath) {
parentFolderUri = await this.getFolderUri(parentFolderPath, accessToken)
}
const createJobDefinitionRequest: RequestInit = {
method: 'POST',
headers: {
'Content-Type': 'application/vnd.sas.job.definition+json',
Accept: 'application/vnd.sas.job.definition+json'
},
body: JSON.stringify({
name: jobName,
parameters: [
{
name: '_addjesbeginendmacros',
type: 'CHARACTER',
defaultValue: 'false'
}
],
type: 'Compute',
code
})
}
if (accessToken) {
createJobDefinitionRequest!.headers = {
...createJobDefinitionRequest.headers,
Authorization: `Bearer ${accessToken}`
}
}
return await this.request<Job>(
`${this.serverUrl}/jobDefinitions/definitions?parentFolderUri=${parentFolderUri}`,
createJobDefinitionRequest
)
}
/**
* Performs a login redirect and returns an auth code for the given client.
* @param clientId - the client ID to authenticate with.
*/
public async getAuthCode(clientId: string) {
const authUrl = `${this.serverUrl}/SASLogon/oauth/authorize?client_id=${clientId}&response_type=code`
const authCode = await fetch(authUrl, {
referrerPolicy: 'same-origin',
credentials: 'include'
})
.then((response) => response.text())
.then(async (response) => {
let code = ''
if (isAuthorizeFormRequired(response)) {
const formResponse: any = await parseAndSubmitAuthorizeForm(
response,
this.serverUrl
)
const responseBody = formResponse
.split('<body>')[1]
.split('</body>')[0]
const bodyElement: any = document.createElement('div')
bodyElement.innerHTML = responseBody
code = bodyElement.querySelector('.infobox h4').innerText
return code
} else {
const responseBody = response.split('<body>')[1].split('</body>')[0]
const bodyElement: any = document.createElement('div')
bodyElement.innerHTML = responseBody
if (bodyElement) {
code = bodyElement.querySelector('.infobox h4').innerText
}
return code
}
})
.catch(() => null)
return authCode
}
/**
* Exchanges the auth code for an access token for the given client.
* @param clientId - the client ID to authenticate with.
* @param clientSecret - the client secret to authenticate with.
* @param authCode - the auth code received from the server.
* @param insecure - this boolean tells adapter to ignore SSL errors. [Not Recommended]
*/
public async getAccessToken(
clientId: string,
clientSecret: string,
authCode: string,
insecure: boolean = false
) {
const url = this.serverUrl + '/SASLogon/oauth/token'
let token
if (typeof Buffer === 'undefined') {
token = btoa(clientId + ':' + clientSecret)
} else {
token = Buffer.from(clientId + ':' + clientSecret).toString('base64')
}
const headers = {
Authorization: 'Basic ' + token
}
let formData
if (typeof FormData === 'undefined') {
formData = new NodeFormData()
formData.append('grant_type', 'authorization_code')
formData.append('code', authCode)
} else {
formData = new FormData()
formData.append('grant_type', 'authorization_code')
formData.append('code', authCode)
}
let moreOptions = {}
if (insecure) {
const https = require('https')
moreOptions = {
agent: new https.Agent({
rejectUnauthorized: false
})
}
}
const authResponse = await fetch(url, {
method: 'POST',
credentials: 'include',
headers,
body: formData as any,
referrerPolicy: 'same-origin',
...moreOptions
}).then((res) => res.json())
return authResponse
}
/**
* Exchanges the refresh token for an access token for the given client.
* @param clientId - the client ID to authenticate with.
* @param clientSecret - the client secret to authenticate with.
* @param authCode - the refresh token received from the server.
*/
public async refreshTokens(
clientId: string,
clientSecret: string,
refreshToken: string
) {
const url = this.serverUrl + '/SASLogon/oauth/token'
let token
if (typeof Buffer === 'undefined') {
token = btoa(clientId + ':' + clientSecret)
} else {
token = Buffer.from(clientId + ':' + clientSecret).toString('base64')
}
const headers = {
Authorization: 'Basic ' + token
}
let formData
if (typeof FormData === 'undefined') {
formData = new NodeFormData()
formData.append('grant_type', 'refresh_token')
formData.append('refresh_token', refreshToken)
} else {
formData = new FormData()
formData.append('grant_type', 'refresh_token')
formData.append('refresh_token', refreshToken)
}
const authResponse = await fetch(url, {
method: 'POST',
credentials: 'include',
headers,
body: formData as any,
referrerPolicy: 'same-origin'
}).then((res) => res.json())
return authResponse
}
/**
* Deletes the client representing the supplied ID.
* @param clientId - the client ID to authenticate with.
* @param accessToken - an access token for authorizing the request.
*/
public async deleteClient(clientId: string, accessToken?: string) {
const url = this.serverUrl + `/oauth/clients/${clientId}`
const headers: any = {}
if (accessToken) {
headers.Authorization = `Bearer ${accessToken}`
}
const deleteResponse = await this.request(url, {
method: 'DELETE',
credentials: 'include',
headers
})
return deleteResponse
}
/**
* Executes a job via the SAS Viya Compute API.
* @param sasJob - the relative path to the job.
* @param contextName - the name of the context where the job is to be executed.
* @param debug - sets the _debug flag in the job arguments.
* @param data - any data to be passed in as input to the job.
* @param accessToken - an optional access token for an authorized user.
* @param waitForResult - a boolean indicating if the function should wait for a result.
* @param expectWebout - a boolean indicating whether to expect a _webout response.
* @param pollOptions - an object that represents poll interval(milliseconds) and maximum amount of attempts. Object example: { MAX_POLL_COUNT: 24 * 60 * 60, POLL_INTERVAL: 1000 }.
* @param printPid - a boolean that indicates whether the function should print (PID) of the started job.
*/
public async executeComputeJob(
sasJob: string,
contextName: string,
debug?: boolean,
data?: any,
accessToken?: string,
waitForResult = true,
expectWebout = false,
pollOptions?: PollOptions,
printPid = false
) {
if (isRelativePath(sasJob) && !this.rootFolderName) {
throw new Error(
'Relative paths cannot be used without specifying a root folder name'
)
}
const folderPathParts = sasJob.split('/')
const jobName = folderPathParts.pop()
const folderPath = folderPathParts.join('/')
const fullFolderPath = isRelativePath(sasJob)
? `${this.rootFolderName}/${folderPath}`
: folderPath
await this.populateFolderMap(fullFolderPath, accessToken)
const jobFolder = this.folderMap.get(fullFolderPath)
if (!jobFolder) {
throw new Error(
`The folder '${fullFolderPath}' was not found on '${this.serverUrl}'`
)
}
const headers: any = { 'Content-Type': 'application/json' }
if (!!accessToken) {
headers.Authorization = `Bearer ${accessToken}`
}
const jobToExecute = jobFolder?.find((item) => item.name === jobName)
if (!jobToExecute) {
throw new Error(`Job was not found.`)
}
let code = jobToExecute?.code
if (!code) {
const jobDefinitionLink = jobToExecute?.links.find(
(l) => l.rel === 'getResource'
)
if (!jobDefinitionLink) {
throw new Error(`URI of job definition was not found.`)
}
const { result: jobDefinition } = await this.request<JobDefinition>(
`${this.serverUrl}${jobDefinitionLink.href}`,
{ headers }
)
code = jobDefinition.code
// Adds code to existing job definition
jobToExecute.code = code
}
if (!code) code = ''
const linesToExecute = code.replace(/\r\n/g, '\n').split('\n')
return await this.executeScript(
sasJob,
linesToExecute,
contextName,
accessToken,
data,
debug,
expectWebout,
waitForResult,
pollOptions,
printPid
)
}
/**
* Executes a job via the SAS Viya Job Execution API
* @param sasJob - the relative or absolute path to the job.
* @param contextName - the name of the context where the job is to be executed.
* @param debug - sets the _debug flag in the job arguments.
* @param data - any data to be passed in as input to the job.
* @param accessToken - an optional access token for an authorized user.
*/
public async executeJob(
sasJob: string,
contextName: string,
debug: boolean,
data?: any,
accessToken?: string
) {
if (isRelativePath(sasJob) && !this.rootFolderName) {
throw new Error(
'Relative paths cannot be used without specifying a root folder name.'
)
}
const folderPathParts = sasJob.split('/')
const jobName = folderPathParts.pop()
const folderPath = folderPathParts.join('/')
const fullFolderPath = isRelativePath(sasJob)
? `${this.rootFolderName}/${folderPath}`
: folderPath
await this.populateFolderMap(fullFolderPath, accessToken)
const jobFolder = this.folderMap.get(fullFolderPath)
if (!jobFolder) {
throw new Error(
`The folder '${fullFolderPath}' was not found on '${this.serverUrl}'.`
)
}
const jobToExecute = jobFolder?.find((item) => item.name === jobName)
let files: any[] = []
if (data && Object.keys(data).length) {
files = await this.uploadTables(data, accessToken)
}
if (!jobToExecute) {
throw new Error(`Job was not found.`)
}
const jobDefinitionLink = jobToExecute?.links.find(
(l) => l.rel === 'getResource'
)?.href
const requestInfo: any = {
method: 'GET'
}
const headers: any = { 'Content-Type': 'application/json' }
if (!!accessToken) {
headers.Authorization = `Bearer ${accessToken}`
}
requestInfo.headers = headers
const { result: jobDefinition } = await this.request<Job>(
`${this.serverUrl}${jobDefinitionLink}`,
requestInfo
)
const jobArguments: { [key: string]: any } = {
_contextName: contextName,
_program: `${fullFolderPath}/${jobName}`,
_webin_file_count: files.length,
_OMITJSONLISTING: true,
_OMITJSONLOG: true,
_OMITSESSIONRESULTS: true,
_OMITTEXTLISTING: true,
_OMITTEXTLOG: true
}
if (debug) {
jobArguments['_OMITTEXTLOG'] = 'false'
jobArguments['_OMITSESSIONRESULTS'] = 'false'
jobArguments['_DEBUG'] = 131
}
files.forEach((fileInfo, index) => {
jobArguments[
`_webin_fileuri${index + 1}`
] = `/files/files/${fileInfo.file.id}`
jobArguments[`_webin_name${index + 1}`] = fileInfo.tableName
})
const postJobRequest = {
method: 'POST',
headers,
body: JSON.stringify({
name: `exec-${jobName}`,
description: 'Powered by SASjs',
jobDefinition,
arguments: jobArguments
})
}
const { result: postedJob, etag } = await this.request<Job>(
`${this.serverUrl}/jobExecution/jobs?_action=wait`,
postJobRequest
)
const jobStatus = await this.pollJobState(postedJob, etag, accessToken)
const { result: currentJob } = await this.request<Job>(
`${this.serverUrl}/jobExecution/jobs/${postedJob.id}`,
{ headers }
)
let jobResult
let log
if (jobStatus === 'failed') {
return Promise.reject(currentJob.error)
}
const resultLink = currentJob.results['_webout.json']
const logLink = currentJob.links.find((l) => l.rel === 'log')
if (resultLink) {
jobResult = await this.request<any>(
`${this.serverUrl}${resultLink}/content`,
{ headers },
'text'
)
}
if (debug && logLink) {
log = await this.request<any>(
`${this.serverUrl}${logLink.href}/content`,
{
headers
}
).then((res: any) => res.result.items.map((i: any) => i.line).join('\n'))
}
return { result: jobResult?.result, log }
}
private async populateFolderMap(folderPath: string, accessToken?: string) {
const path = isRelativePath(folderPath)
? `${this.rootFolderName}/${folderPath}`
: folderPath
if (this.folderMap.get(path)) {
return
}
const url = '/folders/folders/@item?path=' + path
const requestInfo: any = {
method: 'GET'
}
if (accessToken) {
requestInfo.headers = { Authorization: `Bearer ${accessToken}` }
}
const { result: folder } = await this.request<Folder>(
`${this.serverUrl}${url}`,
requestInfo
)
if (!folder) {
throw new Error(`The path ${path} does not exist on ${this.serverUrl}`)
}
const { result: members } = await this.request<{ items: any[] }>(
`${this.serverUrl}/folders/folders/${folder.id}/members?limit=${folder.memberCount}`,
requestInfo
)
const itemsAtRoot = members.items
this.folderMap.set(path, itemsAtRoot)
}
// REFACTOR: set default value for 'pollOptions' attribute
private async pollJobState(
postedJob: any,
etag: string | null,
accessToken?: string,
pollOptions?: PollOptions
) {
let POLL_INTERVAL = 100
let MAX_POLL_COUNT = 1000
if (pollOptions) {
POLL_INTERVAL = pollOptions.POLL_INTERVAL || POLL_INTERVAL
MAX_POLL_COUNT = pollOptions.MAX_POLL_COUNT || MAX_POLL_COUNT
}
let postedJobState = ''
let pollCount = 0
const headers: any = {
'Content-Type': 'application/json',
'If-None-Match': etag
}
if (accessToken) {
headers.Authorization = `Bearer ${accessToken}`
}
const stateLink = postedJob.links.find((l: any) => l.rel === 'state')
if (!stateLink) {
Promise.reject(`Job state link was not found.`)
}
const { result: state } = await this.request<string>(
`${this.serverUrl}${stateLink.href}?_action=wait&wait=30`,
{
headers
},
'text'
)
const currentState = state.trim()
if (currentState === 'completed') {
return Promise.resolve(currentState)
}
return new Promise(async (resolve, _) => {
let printedState = ''
const interval = setInterval(async () => {
if (
postedJobState === 'running' ||
postedJobState === '' ||
postedJobState === 'pending'
) {
if (stateLink) {
const { result: jobState } = await this.request<string>(
`${this.serverUrl}${stateLink.href}?_action=wait&wait=30`,
{
headers
},
'text'
)
postedJobState = jobState.trim()
if (this.debug && printedState !== postedJobState) {
console.log('Polling job status...')
console.log(`Current job state: ${postedJobState}`)
printedState = postedJobState
}
pollCount++
if (pollCount >= MAX_POLL_COUNT) {
resolve(postedJobState)
}
}
} else {
clearInterval(interval)
resolve(postedJobState)
}
}, POLL_INTERVAL)
})
}
private async uploadTables(data: any, accessToken?: string) {
const uploadedFiles = []
const headers: any = {
'Content-Type': 'application/json'
}
if (accessToken) {
headers.Authorization = `Bearer ${accessToken}`
}
for (const tableName in data) {
const csv = convertToCSV(data[tableName])
if (csv === 'ERROR: LARGE STRING LENGTH') {
throw new Error(
'The max length of a string value in SASjs is 32765 characters.'
)
}
const createFileRequest = {
method: 'POST',
body: csv,
headers
}
const uploadResponse = await this.request<any>(
`${this.serverUrl}/files/files#rawUpload`,
createFileRequest,
'json',
'fileUpload'
)
uploadedFiles.push({ tableName, file: uploadResponse.result })
}
return uploadedFiles
}
private async getFolderUri(folderPath: string, accessToken?: string) {
const url = '/folders/folders/@item?path=' + folderPath
const requestInfo: any = {
method: 'GET'
}
if (accessToken) {
requestInfo.headers = { Authorization: `Bearer ${accessToken}` }
}
const { result: folder } = await this.request<Folder>(
`${this.serverUrl}${url}`,
requestInfo
).catch((err) => {
return { result: null }
})
if (!folder) return undefined
return `/folders/folders/${folder.id}`
}
private async getRecycleBinUri(accessToken: string) {
const url = '/folders/folders/@myRecycleBin'
const requestInfo = {
method: 'GET',
headers: {
'Content-Type': 'application/json',
Authorization: 'Bearer ' + accessToken
}
}
const { result: folder } = await this.request<Folder>(
`${this.serverUrl}${url}`,
requestInfo
).catch((err) => {
return { result: null }
})
if (!folder) return undefined
return `/folders/folders/${folder.id}`
}
/**
* Returns a JSON representation of a compute context.
* @example: { "createdBy": "admin", "links": [...], "id": "ID", "version": 2, "name": "context1" }
* @param contextName - the name of the context to return.
* @param accessToken - an access token for an authorized user.
*/
public async getComputeContextByName(
contextName: string,
accessToken?: string
): Promise<Context> {
return await this.contextManager.getComputeContextByName(
contextName,
accessToken
)
}
/**
* Returns a JSON representation of a compute context.
* @param contextId - an id of the context to return.
* @param accessToken - an access token for an authorized user.
*/
public async getComputeContextById(
contextId: string,
accessToken?: string
): Promise<ContextAllAttributes> {
return await this.contextManager.getComputeContextById(
contextId,
accessToken
)
}
/**
* Moves a Viya folder to a new location. The folder may be renamed at the same time.
* @param sourceFolder - the full path (eg `/Public/example/myFolder`) or URI of the source folder to be moved. Providing URI instead of path will save one extra request.
* @param targetParentFolder - the full path or URI of the _parent_ folder to which the `sourceFolder` will be moved (eg `/Public/newDestination`). To move a folder, a user has to have write permissions in targetParentFolder. Providing URI instead of path will save one extra request.
* @param targetFolderName - the name of the "moved" folder. If left blank, the original folder name will be used (eg `myFolder` in `/Public/newDestination/myFolder` for the example above). Optional field.
* @param accessToken - an access token for authorizing the request.
*/
public async moveFolder(
sourceFolder: string,
targetParentFolder: string,
targetFolderName: string,
accessToken: string
) {
// checks if 'sourceFolder' is already a URI
const sourceFolderUri = isUri(sourceFolder)
? sourceFolder
: await this.getFolderUri(sourceFolder, accessToken)
// checks if 'targetParentFolder' is already a URI
const targetParentFolderUri = isUri(targetParentFolder)
? targetParentFolder
: await this.getFolderUri(targetParentFolder, accessToken)
const sourceFolderId = sourceFolderUri?.split('/').pop()
const url = sourceFolderUri
const requestInfo = {
method: 'PATCH',
headers: {
'Content-Type': 'application/json',
Authorization: 'Bearer ' + accessToken
},
body: JSON.stringify({
id: sourceFolderId,
name: targetFolderName,
parentFolderUri: targetParentFolderUri
})
}
const { result: folder } = await this.request<Folder>(
`${this.serverUrl}${url}`,
requestInfo
).catch((err) => {
if (err.code && err.code === 'ENOTFOUND') {
const notFoundError = {
body: JSON.stringify({
message: `Folder '${sourceFolder.split('/').pop()}' was not found.`
})
}
throw notFoundError
}
throw err
})
if (!folder) return undefined
return folder
}
/**
* For performance (and in case of accidental error) the `deleteFolder` function does not actually delete the folder (and all its content and subfolder content). Instead the folder is simply moved to the recycle bin. Deletion time will be added to the folder name.
* @param folderPath - the full path (eg `/Public/example/deleteThis`) of the folder to be deleted.
* @param accessToken - an access token for authorizing the request.
*/
public async deleteFolder(folderPath: string, accessToken: string) {
const recycleBinUri = await this.getRecycleBinUri(accessToken)
const folderName = folderPath.split('/').pop() || ''
const date = new Date()
const timeMark = date.toLocaleDateString() + ' ' + date.toLocaleTimeString()
const deletedFolderName = folderName + ' ' + timeMark
const movedFolder = await this.moveFolder(
folderPath,
recycleBinUri!,
deletedFolderName,
accessToken
)
return movedFolder
}
setCsrfTokenLocal = (csrfToken: CsrfToken) => {
this.csrfToken = csrfToken
this.setCsrfToken(csrfToken)
}
setFileUploadCsrfToken = (csrfToken: CsrfToken) => {
this.fileUploadCsrfToken = csrfToken
}
private async request<T>(
url: string,
options: RequestInit,
contentType: 'text' | 'json' = 'json',
type: 'fileUpload' | 'other' = 'other'
) {
const callback =
type === 'fileUpload'
? this.setFileUploadCsrfToken
: this.setCsrfTokenLocal
if (type === 'other') {
if (this.csrfToken) {
options.headers = {
...options.headers,
[this.csrfToken.headerName]: this.csrfToken.value
}
}
} else {
if (this.fileUploadCsrfToken) {
options.headers = {
...options.headers,
[this.fileUploadCsrfToken.headerName]: this.fileUploadCsrfToken.value
}
}
}
return await makeRequest<T>(url, options, callback, contentType)
}
}