diff --git a/src/node/plugin.ts b/src/node/plugin.ts index 54f7f2b7..e17a9909 100644 --- a/src/node/plugin.ts +++ b/src/node/plugin.ts @@ -4,11 +4,15 @@ import * as path from "path" import * as util from "util" import { Args } from "./cli" import { HttpServer } from "./http" +import { paths } from "./util" /* eslint-disable @typescript-eslint/no-var-requires */ export type Activate = (httpServer: HttpServer, args: Args) => void +/** + * Plugins must implement this interface. + */ export interface Plugin { activate: Activate } @@ -23,38 +27,60 @@ require("module")._load = function (request: string, parent: object, isMain: boo return originalLoad.apply(this, [request.replace(/^code-server/, path.resolve(__dirname, "../..")), parent, isMain]) } +/** + * Load a plugin and run its activation function. + */ const loadPlugin = async (pluginPath: string, httpServer: HttpServer, args: Args): Promise => { try { const plugin: Plugin = require(pluginPath) plugin.activate(httpServer, args) - logger.debug("Loaded plugin", field("name", path.basename(pluginPath))) + + const packageJson = require(path.join(pluginPath, "package.json")) + logger.debug( + "Loaded plugin", + field("name", packageJson.name || path.basename(pluginPath)), + field("path", pluginPath), + field("version", packageJson.version || "n/a"), + ) } catch (error) { - if (error.code !== "MODULE_NOT_FOUND") { - logger.warn(error.message) - } else { - logger.error(error.message) - } + logger.error(error.message) } } -const _loadPlugins = async (httpServer: HttpServer, args: Args): Promise => { - const pluginPath = path.resolve(__dirname, "../../plugins") - const files = await util.promisify(fs.readdir)(pluginPath, { - withFileTypes: true, - }) - await Promise.all(files.map((file) => loadPlugin(path.join(pluginPath, file.name), httpServer, args))) -} - -export const loadPlugins = async (httpServer: HttpServer, args: Args): Promise => { +/** + * Load all plugins in the specified directory. + */ +const _loadPlugins = async (pluginDir: string, httpServer: HttpServer, args: Args): Promise => { try { - await _loadPlugins(httpServer, args) + const files = await util.promisify(fs.readdir)(pluginDir, { + withFileTypes: true, + }) + await Promise.all(files.map((file) => loadPlugin(path.join(pluginDir, file.name), httpServer, args))) } catch (error) { if (error.code !== "ENOENT") { logger.warn(error.message) } } - - if (process.env.PLUGIN_DIR) { - await loadPlugin(process.env.PLUGIN_DIR, httpServer, args) - } +} + +/** + * Load all plugins from the `plugins` directory, directories specified by + * `CS_PLUGIN_PATH` (colon-separated), and individual plugins specified by + * `CS_PLUGIN` (also colon-separated). + */ +export const loadPlugins = async (httpServer: HttpServer, args: Args): Promise => { + const pluginPath = process.env.CS_PLUGIN_PATH || `${path.join(paths.data, "plugins")}:/usr/share/code-server/plugins` + const plugin = process.env.CS_PLUGIN || "" + await Promise.all([ + // Built-in plugins. + _loadPlugins(path.resolve(__dirname, "../../plugins"), httpServer, args), + // User-added plugins. + ...pluginPath.split(":").map((dir) => _loadPlugins(path.resolve(dir), httpServer, args)), + // Individual plugins so you don't have to symlink or move them into a + // directory specifically for plugins. This lets you load plugins that are + // on the same level as other directories that are not plugins (if you tried + // to use CS_PLUGIN_PATH code-server would try to load those other + // directories as plugins). Intended for development. + ...plugin.split(":").map((dir) => loadPlugin(path.resolve(dir), httpServer, args)), + ]) }