Merge pull request #47 from moreal/PDX-150-uncaught-error-slack

Notify uncaught error to slack
planetarium · Nov 21, 2023 · 6b08853 · 6b08853
2 parents 9602a50 + 097a09f
commit 6b08853
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Showing 2 changed files with 36 additions and 9 deletions.
diff --git a/src/index.ts b/src/index.ts
@@ -23,6 +23,14 @@ import { AppStopEvent } from "./slack/messages/app-stop-event";
 import { Sqlite3MonitorStateStore } from "./sqlite3-monitor-state-store";
 import { Planet } from "./types/registry";
 
+const slackBot = new SlackBot(
+    getRequiredEnv("SLACK__BOT_USERNAME"),
+    new SlackChannel(
+        getRequiredEnv("SLACK__CHANNEL"),
+        new WebClient(getRequiredEnv("SLACK__BOT_TOKEN")),
+    ),
+);
+
 (async () => {
     const [upstreamPlanet, downstreamPlanet]: Planet[] =
         await new PreloadHandler().preparePlanets();
@@ -81,14 +89,6 @@ import { Planet } from "./types/registry";
         new AssetDownstreamObserver(upstreamTransfer, downstreamBurner),
     );
 
-    const slackBot = new SlackBot(
-        getRequiredEnv("SLACK__BOT_USERNAME"),
-        new SlackChannel(
-            getRequiredEnv("SLACK__CHANNEL"),
-            new WebClient(getRequiredEnv("SLACK__BOT_TOKEN")),
-        ),
-    );
-
     await slackBot.sendMessage(
         new AppStartEvent(
             await upstreamAccount.getAddress(),
@@ -114,7 +114,8 @@ import { Planet } from "./types/registry";
     upstreamAssetsTransferredMonitorMonitor.run();
     downstreamAssetsTransferredMonitorMonitor.run();
     garageMonitor.run();
-})().catch((error) => {
+})().catch(async (error) => {
     console.error(error);
+    await slackBot.sendMessage(new AppStopEvent(error));
     process.exit(-1);
 });
diff --git a/src/slack/messages/app-stop-event.ts b/src/slack/messages/app-stop-event.ts
@@ -3,7 +3,33 @@ import { ISlackMessage, SlackMessageSymbol } from ".";
 export class AppStopEvent implements ISlackMessage {
     [SlackMessageSymbol] = true as const;
 
+    constructor(private readonly error?: Error) {}
+
     render() {
+        if (this.error) {
+            return {
+                text: "App stopped with uncaught error",
+                attachments: [
+                    {
+                        title: "Type",
+                        text: this.error.constructor.name,
+                    },
+                    {
+                        title: "Name",
+                        text: this.error.name,
+                    },
+                    {
+                        title: "Message",
+                        text: this.error.message,
+                    },
+                    {
+                        title: "Stack",
+                        text: this.error.stack,
+                    },
+                ],
+            };
+        }
+
         return {
             text: "App Stopped",
             fallback: "App Stopped",