Refactor entire project (#39)

- Use more modern TypeScript conventions
- Use JavaScript Kubernetes Client
- Add unit tests
- Add integration tests
- Add TypeScript compile verify workflow
- Switch codeowners

lib/kubeconfigs/arc.js

@@ -0,0 +1,84 @@
+"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.getArcKubeconfig = exports.KUBECONFIG_LOCATION = void 0;
+const core = __importStar(require("@actions/core"));
+const io = __importStar(require("@actions/io"));
+const method_1 = require("../types/method");
+const path = __importStar(require("path"));
+const azCommands_1 = require("./azCommands");
+const RUNNER_TEMP = process.env["RUNNER_TEMP"] || "";
+exports.KUBECONFIG_LOCATION = path.join(RUNNER_TEMP, `arc_kubeconfig_${Date.now()}`);
+/**
+ * Gets the kubeconfig based on provided method for an Arc Kubernetes cluster
+ * @returns The kubeconfig wrapped in a Promise
+ */
+function getArcKubeconfig() {
+    return __awaiter(this, void 0, void 0, function* () {
+        const resourceGroupName = core.getInput("resource-group", { required: true });
+        const clusterName = core.getInput("cluster-name", { required: true });
+        const azPath = yield io.which("az", true);
+        const method = method_1.parseMethod(core.getInput("method", { required: true }));
+        yield azCommands_1.runAzCliCommand(azPath, ["extension", "add", "-n", "connectedk8s"]);
+        switch (method) {
+            case method_1.Method.SERVICE_ACCOUNT:
+                const saToken = core.getInput("token", { required: true });
+                return yield azCommands_1.runAzKubeconfigCommandBlocking(azPath, [
+                    "connectedk8s",
+                    "proxy",
+                    "-n",
+                    clusterName,
+                    "-g",
+                    resourceGroupName,
+                    "--token",
+                    saToken,
+                    "-f",
+                    exports.KUBECONFIG_LOCATION,
+                ], exports.KUBECONFIG_LOCATION);
+            case method_1.Method.SERVICE_PRINCIPAL:
+                return yield azCommands_1.runAzKubeconfigCommandBlocking(azPath, [
+                    "connectedk8s",
+                    "proxy",
+                    "-n",
+                    clusterName,
+                    "-g",
+                    resourceGroupName,
+                    "-f",
+                    exports.KUBECONFIG_LOCATION,
+                ], exports.KUBECONFIG_LOCATION);
+            case undefined:
+                core.warning("Defaulting to kubeconfig method");
+            case method_1.Method.KUBECONFIG:
+            default:
+                throw Error("Kubeconfig method not supported for Arc cluster");
+        }
+    });
+}
+exports.getArcKubeconfig = getArcKubeconfig;

lib/kubeconfigs/azCommands.js

@@ -0,0 +1,67 @@
+"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.runAzKubeconfigCommandBlocking = exports.runAzCliCommand = void 0;
+const fs = __importStar(require("fs"));
+const exec_1 = require("@actions/exec");
+const child_process_1 = require("child_process");
+const AZ_TIMEOUT_SECONDS = 120;
+/**
+ * Executes an az cli command
+ * @param azPath The path to the az tool
+ * @param args The arguments to be invoked
+ * @param options Optional options for the command execution
+ */
+function runAzCliCommand(azPath, args, options = {}) {
+    return __awaiter(this, void 0, void 0, function* () {
+        yield exec_1.exec(azPath, args, options);
+    });
+}
+exports.runAzCliCommand = runAzCliCommand;
+/**
+ * Executes an az cli command that will set the kubeconfig
+ * @param azPath The path to the az tool
+ * @param args The arguments to be be invoked
+ * @param kubeconfigPath The path to the kubeconfig that is updated by the command
+ * @returns The contents of the kubeconfig
+ */
+function runAzKubeconfigCommandBlocking(azPath, args, kubeconfigPath) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const proc = child_process_1.spawn(azPath, args, {
+            detached: true,
+            stdio: "ignore",
+        });
+        proc.unref();
+        yield sleep(AZ_TIMEOUT_SECONDS);
+        return fs.readFileSync(kubeconfigPath).toString();
+    });
+}
+exports.runAzKubeconfigCommandBlocking = runAzKubeconfigCommandBlocking;
+const sleep = (seconds) => new Promise((resolve) => setTimeout(resolve, seconds * 1000));

lib/kubeconfigs/default.js

@@ -0,0 +1,87 @@
+"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.createKubeconfig = exports.getDefaultKubeconfig = void 0;
+const core = __importStar(require("@actions/core"));
+const jsyaml = __importStar(require("js-yaml"));
+const k8sSecret_1 = require("../types/k8sSecret");
+const method_1 = require("../types/method");
+/**
+ * Gets the kubeconfig based on provided method for a default Kubernetes cluster
+ * @returns The kubeconfig
+ */
+function getDefaultKubeconfig() {
+    const method = method_1.parseMethod(core.getInput("method", { required: true }));
+    switch (method) {
+        case method_1.Method.SERVICE_ACCOUNT: {
+            const clusterUrl = core.getInput("k8s-url", { required: true });
+            core.debug("Found clusterUrl. Creating kubeconfig using certificate and token");
+            const k8sSecret = core.getInput("k8s-secret", {
+                required: true,
+            });
+            const parsedK8sSecret = k8sSecret_1.parseK8sSecret(jsyaml.load(k8sSecret));
+            const certAuth = parsedK8sSecret.data["ca.crt"];
+            const token = Buffer.from(parsedK8sSecret.data.token, "base64").toString();
+            return createKubeconfig(certAuth, token, clusterUrl);
+        }
+        case method_1.Method.SERVICE_PRINCIPAL: {
+            core.warning("Service Principal method not supported for default cluster type");
+        }
+        case undefined: {
+            core.warning("Defaulting to kubeconfig method");
+        }
+        default: {
+            core.debug("Setting context using kubeconfig");
+            return core.getInput("kubeconfig", { required: true });
+        }
+    }
+}
+exports.getDefaultKubeconfig = getDefaultKubeconfig;
+/**
+ * Creates a kubeconfig and returns the string representation
+ * @param certAuth The certificate authentication of the cluster
+ * @param token The user token
+ * @param clusterUrl The server url of the cluster
+ * @returns The kubeconfig as a string
+ */
+function createKubeconfig(certAuth, token, clusterUrl) {
+    const kubeconfig = {
+        apiVersion: "v1",
+        kind: "Config",
+        clusters: [
+            {
+                cluster: {
+                    "certificate-authority-data": certAuth,
+                    server: clusterUrl,
+                },
+            },
+        ],
+        users: [
+            {
+                user: {
+                    token: token,
+                },
+            },
+        ],
+    };
+    return JSON.stringify(kubeconfig);
+}
+exports.createKubeconfig = createKubeconfig;