2020-09-26 01:47:42 +12:00
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const fs = require("fs")
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2020-05-07 21:53:34 +12:00
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const CouchDB = require("../../db")
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2020-05-18 17:40:29 +12:00
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const client = require("../../db/clientDb")
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2020-05-19 03:22:09 +12:00
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const newid = require("../../db/newid")
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2020-09-30 04:40:59 +13:00
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const { createLinkView } = require("../../db/linkedRecords")
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2020-10-07 12:24:56 +13:00
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const { join } = require("../../utilities/sanitisedPath")
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2020-09-29 05:04:08 +13:00
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const { downloadTemplate } = require("../../utilities/templates")
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2020-05-15 02:12:30 +12:00
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2020-04-21 03:17:11 +12:00
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exports.create = async function(ctx) {
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2020-05-07 21:53:34 +12:00
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const instanceName = ctx.request.body.name
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2020-09-26 01:47:42 +12:00
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const template = ctx.request.body.template
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2020-06-19 03:59:31 +12:00
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const { appId } = ctx.user
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const appShortId = appId.substring(0, 7)
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2020-05-19 03:33:41 +12:00
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const instanceId = `inst_${appShortId}_${newid()}`
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2020-06-11 08:39:30 +12:00
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2020-06-24 10:26:54 +12:00
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const masterDb = new CouchDB("client_app_lookup")
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2020-06-19 03:59:31 +12:00
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const { clientId } = await masterDb.get(appId)
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2020-06-11 08:39:30 +12:00
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2020-05-12 03:14:31 +12:00
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const db = new CouchDB(instanceId)
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2020-04-24 01:37:08 +12:00
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await db.put({
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_id: "_design/database",
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2020-04-21 03:17:11 +12:00
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metadata: {
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clientId,
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2020-06-19 03:59:31 +12:00
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applicationId: appId,
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2020-04-21 03:17:11 +12:00
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},
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2020-10-03 02:49:23 +13:00
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// view collation information, read before writing any complex views:
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// https://docs.couchdb.org/en/master/ddocs/views/collation.html#collation-specification
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2020-10-03 01:04:44 +13:00
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views: {},
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2020-05-07 21:53:34 +12:00
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})
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2020-09-30 04:40:59 +13:00
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// add view for linked records
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await createLinkView(instanceId)
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2020-04-21 03:17:11 +12:00
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// Add the new instance under the app clientDB
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2020-05-18 17:40:29 +12:00
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const clientDb = new CouchDB(client.name(clientId))
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2020-06-19 03:59:31 +12:00
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const budibaseApp = await clientDb.get(appId)
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2020-05-15 02:12:30 +12:00
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const instance = { _id: instanceId, name: instanceName }
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2020-05-07 21:53:34 +12:00
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budibaseApp.instances.push(instance)
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await clientDb.put(budibaseApp)
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2020-04-21 03:17:11 +12:00
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2020-09-26 01:47:42 +12:00
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// replicate the template data to the instance DB
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if (template) {
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2020-09-29 05:04:08 +13:00
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const templatePath = await downloadTemplate(...template.key.split("/"))
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2020-10-07 12:24:56 +13:00
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const dbDumpReadStream = fs.createReadStream(
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join(templatePath, "db", "dump.txt")
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)
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2020-09-26 01:47:42 +12:00
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const { ok } = await db.load(dbDumpReadStream)
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if (!ok) {
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ctx.throw(500, "Error loading database dump from template.")
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}
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}
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2020-05-15 02:12:30 +12:00
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ctx.status = 200
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ctx.message = `Instance Database ${instanceName} successfully provisioned.`
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ctx.body = instance
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2020-05-07 21:53:34 +12:00
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}
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2020-04-21 03:17:11 +12:00
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exports.destroy = async function(ctx) {
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2020-05-07 21:53:34 +12:00
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const db = new CouchDB(ctx.params.instanceId)
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const designDoc = await db.get("_design/database")
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await db.destroy()
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2020-04-21 03:17:11 +12:00
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// remove instance from client application document
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2020-05-07 21:53:34 +12:00
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const { metadata } = designDoc
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2020-05-18 17:40:29 +12:00
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const clientDb = new CouchDB(client.name(metadata.clientId))
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2020-05-07 21:53:34 +12:00
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const budibaseApp = await clientDb.get(metadata.applicationId)
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budibaseApp.instances = budibaseApp.instances.filter(
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instance => instance !== ctx.params.instanceId
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)
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2020-05-08 00:52:24 +12:00
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await clientDb.put(budibaseApp)
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2020-04-21 03:17:11 +12:00
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2020-05-15 02:12:30 +12:00
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ctx.status = 200
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ctx.message = `Instance Database ${ctx.params.instanceId} successfully destroyed.`
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2020-05-07 21:53:34 +12:00
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}
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