121 lines
3.5 KiB
TypeScript

import express, { Express, Request, Response } from "express"
import dotenv from "dotenv"
import fs from "fs"
import yaml from "yaml"
import path from "path"
import cors from "cors"
import {
KubeConfig,
AppsV1Api,
CoreV1Api,
NetworkingV1Api,
} from "@kubernetes/client-node"
import { z } from "zod"
const app = express()
const port = process.env.PORT || 4001
app.use(express.json())
app.use(cors())
dotenv.config()
const kubeconfig = new KubeConfig()
kubeconfig.loadFromDefault()
const coreV1Api = kubeconfig.makeApiClient(CoreV1Api)
const appsV1Api = kubeconfig.makeApiClient(AppsV1Api)
const networkingV1Api = kubeconfig.makeApiClient(NetworkingV1Api)
const readAndParseKubeYaml = (
filePath: string,
sandboxId: string
): Array<any> => {
const fileContent = fs.readFileSync(filePath, "utf8")
const docs = yaml.parseAllDocuments(fileContent).map((doc) => {
let docString = doc.toString()
const regex = new RegExp(`<SANDBOX>`, "g")
docString = docString.replace(regex, sandboxId)
if (!process.env.CF_API_TOKEN) {
throw new Error("CF_API_TOKEN is not defined")
}
const regexEnv1 = new RegExp(`<CF_API_TOKEN>`, "g")
docString = docString.replace(regexEnv1, process.env.CF_API_TOKEN)
if (!process.env.CF_USER_ID) {
throw new Error("CF_USER_ID is not defined")
}
const regexEnv2 = new RegExp(`<CF_USER_ID>`, "g")
docString = docString.replace(regexEnv2, process.env.CF_USER_ID)
return yaml.parse(docString)
})
return docs
}
const dataSchema = z.object({
userId: z.string(),
sandboxId: z.string(),
})
app.post("/start", async (req, res) => {
const { userId, sandboxId } = dataSchema.parse(req.body)
const namespace = "default"
try {
const kubeManifests = readAndParseKubeYaml(
path.join(__dirname, "../service.yaml"),
sandboxId
)
kubeManifests.forEach(async (manifest) => {
if (manifest.kind === "Deployment")
await appsV1Api.createNamespacedDeployment(namespace, manifest)
else if (manifest.kind === "Service")
await coreV1Api.createNamespacedService(namespace, manifest)
else if (manifest.kind === "Ingress")
await networkingV1Api.createNamespacedIngress(namespace, manifest)
})
res.status(200).send({ message: "Resources created." })
} catch (error) {
console.log("Failed to create resources", error)
res.status(500).send({ message: "Failed to create resources." })
}
})
app.post("/stop", async (req, res) => {
const { userId, sandboxId } = dataSchema.parse(req.body)
const namespace = "default"
try {
const kubeManifests = readAndParseKubeYaml(
path.join(__dirname, "../service.yaml"),
sandboxId
)
kubeManifests.forEach(async (manifest) => {
if (manifest.kind === "Deployment")
await appsV1Api.deleteNamespacedDeployment(
manifest.metadata?.name || "",
namespace
)
else if (manifest.kind === "Service")
await coreV1Api.deleteNamespacedService(
manifest.metadata?.name || "",
namespace
)
else if (manifest.kind === "Ingress")
await networkingV1Api.deleteNamespacedIngress(
manifest.metadata?.name || "",
namespace
)
})
res.status(200).send({ message: "Resources deleted." })
} catch (error) {
console.log("Failed to delete resources", error)
res.status(500).send({ message: "Failed to delete resources." })
}
})
app.listen(port, () => {
console.log(`Listening on port: ${port}`)
})