homepage-plus/src/utils/config/kubernetes.js
James Wynn e0f1aae4d5 Added support for environment variable substitution
* Only environment variables starting with HOMEPAGE_VAR_ and HOMEPAGE_FILE_
  are supported
* The value of env var HOMEPAGE_VAR_XXX will replace {{HOMEPAGE_VAR_XXX}}
  in any config
* The value of env var HOMEPAGE_FILE_XXX must be a file path, the contents
  of which will be used to replace {{HOMEPAGE_FILE_XXX}} in any config
* If a substituted value contains a variable reference it may also be
  replaced, but the behavior is non-deterministic
2023-02-23 08:50:25 -06:00

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JavaScript

import path from "path";
import { readFileSync } from "fs";
import yaml from "js-yaml";
import { KubeConfig } from "@kubernetes/client-node";
import checkAndCopyConfig, { substituteEnvironmentVars } from "utils/config/config";
export default function getKubeConfig() {
checkAndCopyConfig("kubernetes.yaml");
const configFile = path.join(process.cwd(), "config", "kubernetes.yaml");
const rawConfigData = readFileSync(configFile, "utf8");
const configData = substituteEnvironmentVars(rawConfigData);
const config = yaml.load(configData);
const kc = new KubeConfig();
switch (config?.mode) {
case 'cluster':
kc.loadFromCluster();
break;
case 'default':
kc.loadFromDefault();
break;
case 'disabled':
default:
return null;
}
return kc;
}