@mittwald/kubernetes/config.js

Kubernetes client library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const fs = require("fs");
const yaml = require("yamljs");
class GenericClientConfig {
    constructor(kubeconfig) {
        this.kubeconfig = kubeconfig;
        const context = this.kubeconfig.contexts.find(c => c.name === this.kubeconfig["current-context"]);
        const cluster = this.kubeconfig.clusters.find(c => c.name === context.context.cluster);
        const user = this.kubeconfig.users.find(c => c.name === context.context.user);
        this.apiServerURL = cluster.cluster.server.replace(/\/$/, "");
        this.namespace = context.context.namespace || "default";
    }
    mapRequestOptions(opts) {
        const context = this.kubeconfig.contexts.find(c => c.name === this.kubeconfig["current-context"]);
        const cluster = this.kubeconfig.clusters.find(c => c.name === context.context.cluster);
        const user = this.kubeconfig.users.find(c => c.name === context.context.user);
        const ca = cluster.cluster["certificate-authority-data"];
        if (ca) {
            opts.ca = Buffer.from(ca, "base64");
        }
        const caFile = cluster.cluster["certificate-authority"];
        if (caFile) {
            opts.ca = fs.readFileSync(caFile);
        }
        if (!opts.headers) {
            opts.headers = {};
        }
        if (user.user.token) {
            opts.headers.Authorization = "Bearer " + user.user.token;
        }
        const clientCert = user.user["client-certificate-data"];
        if (clientCert) {
            opts.cert = Buffer.from(clientCert, "base64");
        }
        const clientCertFile = user.user["client-certificate"];
        if (clientCertFile) {
            opts.cert = fs.readFileSync(clientCertFile);
        }
        const clientKey = user.user["client-key-data"];
        if (clientKey) {
            opts.key = Buffer.from(clientKey, "base64");
        }
        const clientKeyFile = user.user["client-key"];
        if (clientKeyFile) {
            opts.key = fs.readFileSync(clientKeyFile);
        }
        if (user.user.username && user.user.password) {
            opts.auth = { username: user.user.username, password: user.user.password };
        }
        return opts;
    }
}
exports.GenericClientConfig = GenericClientConfig;
class FileBasedConfig extends GenericClientConfig {
    constructor(kubeconfigFile) {
        // const contents = fs.readFileSync(kubeconfigFile, "utf-8");
        const kubeconfig = yaml.load(kubeconfigFile);
        super(kubeconfig);
    }
}
exports.FileBasedConfig = FileBasedConfig;
class InClusterConfig extends GenericClientConfig {
    constructor(namespace) {
        const kubeconfig = {
            "apiVersion": "v1",
            "clusters": [{
                    name: "local",
                    cluster: {
                        "certificate-authority": "/var/run/secrets/kubernetes.io/serviceaccount/ca.crt",
                        "server": "https://kubernetes.default",
                    },
                }],
            "users": [{
                    name: "serviceaccount",
                    user: {
                        token: fs.readFileSync("/var/run/secrets/kubernetes.io/serviceaccount/token", "utf-8"),
                    },
                }],
            "contexts": [{
                    name: "local",
                    context: { cluster: "local", user: "serviceaccount", namespace: namespace || "default" },
                }],
            "current-context": "local",
        };
        super(kubeconfig);
    }
}
exports.InClusterConfig = InClusterConfig;
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