115 lines
3.4 KiB
JavaScript
115 lines
3.4 KiB
JavaScript
const env = require("../../environment")
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const { getAllApps, getGlobalDBName } = require("@budibase/backend-core/db")
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const { getGlobalDB } = require("@budibase/backend-core/tenancy")
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const { streamFile } = require("../../utilities/fileSystem")
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const { stringToReadStream } = require("../../utilities")
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const { getDocParams, DocumentType, isDevAppID } = require("../../db/utils")
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const { create } = require("./application")
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const { join } = require("path")
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const sdk = require("../../sdk")
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async function createApp(appName, appDirectory) {
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const ctx = {
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request: {
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body: {
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useTemplate: true,
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name: appName,
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},
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files: {
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templateFile: {
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path: appDirectory,
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},
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},
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},
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}
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return create(ctx)
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}
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async function getAllDocType(db, docType) {
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const response = await db.allDocs(
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getDocParams(docType, null, {
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include_docs: true,
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})
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)
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return response.rows.map(row => row.doc)
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}
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exports.exportApps = async ctx => {
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if (env.SELF_HOSTED || !env.MULTI_TENANCY) {
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ctx.throw(400, "Exporting only allowed in multi-tenant cloud environments.")
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}
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const apps = await getAllApps({ all: true })
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const globalDBString = await sdk.backups.exportDB(getGlobalDBName(), {
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filter: doc => !doc._id.startsWith(DocumentType.USER),
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})
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// only export the dev apps as they will be the latest, the user can republish the apps
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// in their self-hosted environment
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let appMetadata = apps
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.filter(app => isDevAppID(app.appId || app._id))
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.map(app => ({ appId: app.appId || app._id, name: app.name }))
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const tmpPath = await sdk.backups.exportMultipleApps(
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appMetadata,
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globalDBString
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)
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const filename = `cloud-export-${new Date().getTime()}.tar.gz`
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ctx.attachment(filename)
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ctx.body = streamFile(tmpPath)
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}
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async function hasBeenImported() {
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if (!env.SELF_HOSTED || env.MULTI_TENANCY) {
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return true
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}
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const apps = await getAllApps({ all: true })
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return apps.length !== 0
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}
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exports.hasBeenImported = async ctx => {
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ctx.body = {
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imported: await hasBeenImported(),
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}
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}
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exports.importApps = async ctx => {
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if (!env.SELF_HOSTED || env.MULTI_TENANCY) {
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ctx.throw(400, "Importing only allowed in self hosted environments.")
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}
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const beenImported = await hasBeenImported()
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if (beenImported || !ctx.request.files || !ctx.request.files.importFile) {
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ctx.throw(
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400,
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"Import file is required and environment must be fresh to import apps."
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)
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}
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if (ctx.request.files.importFile.type !== "application/gzip") {
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ctx.throw(400, "Import file must be a gzipped tarball.")
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}
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// initially get all the app databases out of the tarball
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const tmpPath = sdk.backups.untarFile(ctx.request.files.importFile)
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const globalDbImport = sdk.backups.getGlobalDBFile(tmpPath)
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const appNames = sdk.backups.getListOfAppsInMulti(tmpPath)
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const globalDb = getGlobalDB()
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// load the global db first
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await globalDb.load(stringToReadStream(globalDbImport))
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for (let appName of appNames) {
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await createApp(appName, join(tmpPath, appName))
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}
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// if there are any users make sure to remove them
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let users = await getAllDocType(globalDb, DocumentType.USER)
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let userDeletionPromises = []
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for (let user of users) {
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userDeletionPromises.push(globalDb.remove(user._id, user._rev))
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}
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if (userDeletionPromises.length > 0) {
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await Promise.all(userDeletionPromises)
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}
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await globalDb.bulkDocs(users)
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ctx.body = {
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message: "Apps successfully imported.",
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}
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}
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