init

packages/server/src/runner/runner.instance.ts

@@ -0,0 +1,92 @@
+import { EventEmitter } from 'eventemitter3';
+import { run } from '@morten-olsen/mini-loader-runner';
+import { Repos } from '../repos/repos.js';
+import { LoggerEvent } from '../../../mini-loader/dist/esm/logger/logger.js';
+import { ArtifactCreateEvent } from '../../../mini-loader/dist/esm/artifacts/artifacts.js';
+import { Config } from '../config/config.js';
+import { resolve } from 'path';
+import { readFile } from 'fs/promises';
+
+type RunnerInstanceEvents = {
+  completed: (args: { id: string }) => void;
+};
+
+type RunnerInstanceOptions = {
+  id: string;
+  loadId: string;
+  repos: Repos;
+  config: Config;
+};
+
+class RunnerInstance extends EventEmitter<RunnerInstanceEvents> {
+  #options: RunnerInstanceOptions;
+
+  constructor(options: RunnerInstanceOptions) {
+    super();
+    this.#options = options;
+  }
+
+  #addLog = async (event: LoggerEvent['payload']) => {
+    const { repos, id, loadId } = this.#options;
+    const { logs } = repos;
+    await logs.add({
+      runId: id,
+      loadId,
+      severity: event.severity,
+      message: event.message,
+      data: event.data,
+    });
+  };
+
+  #addArtifact = async (event: ArtifactCreateEvent['payload']) => {
+    const { repos, id, loadId } = this.#options;
+    const { artifacts } = repos;
+    await artifacts.add({
+      name: event.name,
+      runId: id,
+      loadId,
+      data: event.data,
+    });
+  };
+
+  public start = async () => {
+    const { repos, id, config } = this.#options;
+    const { runs, secrets } = repos;
+    try {
+      const { script: scriptHash, input } = await runs.getById(id);
+      const scriptLocation = resolve(config.files.location, 'script', `${scriptHash}.js`);
+      const script = await readFile(scriptLocation, 'utf-8');
+      const allSecrets = await secrets.getAll();
+      await runs.started(id);
+      const { promise, emitter } = await run({
+        script,
+        secrets: allSecrets,
+        input,
+      });
+      emitter.on('message', (message) => {
+        switch (message.type) {
+          case 'log': {
+            this.#addLog(message.payload);
+            break;
+          }
+          case 'artifact:create': {
+            this.#addArtifact(message.payload);
+            break;
+          }
+        }
+      });
+      await promise;
+      await runs.finished(id, { status: 'succeeded' });
+    } catch (error) {
+      let errorMessage = 'Unknown error';
+      if (error instanceof Error) {
+        errorMessage = error.message;
+      }
+      await runs.finished(id, { status: 'failed', error: errorMessage });
+    } finally {
+      this.emit('completed', { id });
+    }
+  };
+}
+
+export { RunnerInstance };

packages/server/src/runner/runner.ts

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+import { Config } from '../config/config.js';
+import { Repos } from '../repos/repos.js';
+import { RunnerInstance } from './runner.instance.js';
+
+type RunnerOptions = {
+  repos: Repos;
+  config: Config;
+};
+
+class Runner {
+  #options: RunnerOptions;
+  #instances: Map<string, RunnerInstance> = new Map();
+
+  constructor(options: RunnerOptions) {
+    this.#options = options;
+    const { repos } = options;
+    repos.runs.on('created', this.#start);
+  }
+
+  #start = async (args: { id: string; loadId: string }) => {
+    const { repos, config } = this.#options;
+    if (this.#instances.has(args.id)) {
+      return;
+    }
+    const instance = new RunnerInstance({
+      id: args.id,
+      loadId: args.loadId,
+      repos,
+      config,
+    });
+
+    instance.on('completed', () => {
+      this.#instances.delete(args.id);
+    });
+
+    this.#instances.set(args.id, instance);
+    await instance.start();
+  };
+}
+
+export { Runner };