@backstage/backend-defaults/dist/entrypoints/rootHttpRouter/http/config.cjs.js

Backend defaults used by Backstage backend apps

'use strict';

const DEFAULT_PORT = 7007;
const DEFAULT_HOST = "";
function readHttpServerOptions(config) {
  return {
    listen: readHttpListenOptions(config),
    https: readHttpsOptions(config)
  };
}
function readHttpListenOptions(config) {
  const listen = config?.getOptional("listen");
  if (typeof listen === "string") {
    const parts = String(listen).split(":");
    const port = parseInt(parts[parts.length - 1], 10);
    if (!isNaN(port)) {
      if (parts.length === 1) {
        return { port, host: DEFAULT_HOST };
      }
      if (parts.length === 2) {
        return { host: parts[0], port };
      }
    }
    throw new Error(
      `Unable to parse listen address ${listen}, expected <port> or <host>:<port>`
    );
  }
  const host = config?.getOptional("listen.host") ?? DEFAULT_HOST;
  if (typeof host !== "string") {
    config?.getOptionalString("listen.host");
    throw new Error("unreachable");
  }
  return {
    port: config?.getOptionalNumber("listen.port") ?? DEFAULT_PORT,
    host
  };
}
function readHttpsOptions(config) {
  const https = config?.getOptional("https");
  if (https === true) {
    const baseUrl = config.getString("baseUrl");
    let hostname;
    try {
      hostname = new URL(baseUrl).hostname;
    } catch (error) {
      throw new Error(`Invalid baseUrl "${baseUrl}"`);
    }
    return { certificate: { type: "generated", hostname } };
  }
  const cc = config?.getOptionalConfig("https");
  if (!cc) {
    return void 0;
  }
  return {
    certificate: {
      type: "pem",
      cert: cc.getString("certificate.cert"),
      key: cc.getString("certificate.key")
    }
  };
}

exports.readHttpServerOptions = readHttpServerOptions;
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