remove controller service lock

app/src/application/controller/main.ts

@@ -1,5 +1,4 @@
 #!/usr/bin/env node
-import { randomUUID } from "node:crypto";
 import { createServer } from "node:http";
 import { pathToFileURL } from "node:url";
 import { AgentStore } from "../../adapters/database/store.js";
@@ -25,9 +24,6 @@ async function main(): Promise<void> {
     const store = new AgentStore(
         process.env.AGENT_DB_PATH || "/var/lib/gitea-agent/agent.db",
     );
-    const owner = `controller-${randomUUID()}`;
-    if (!store.acquireServiceLock("controller", owner, 30_000))
-        throw new Error("Another controller owns the service lock");
     store.recoverControllerWork();
     store.purgeDeliveries(Date.now() - 7 * 24 * 60 * 60_000);
     const shutdown = new AbortController();
@@ -93,13 +89,11 @@ async function main(): Promise<void> {
         }
     };
     const pumpTimer = setInterval(pump, 250);
-    const lockTimer = setInterval(() => renewLock(store, owner), 5_000);
     const retentionTimer = setInterval(
         () => store.purgeDeliveries(Date.now() - 7 * 24 * 60 * 60_000),
         60 * 60_000,
     );
     pumpTimer.unref();
-    lockTimer.unref();
     retentionTimer.unref();
 
     const server = createServer((request, response) => {
@@ -141,7 +135,6 @@ async function main(): Promise<void> {
             if (stopping) return;
             stopping = true;
             clearInterval(pumpTimer);
-            clearInterval(lockTimer);
             clearInterval(retentionTimer);
             server.close(() => resolve());
             shutdown.abort(new Error("Controller is shutting down"));
@@ -153,24 +146,9 @@ async function main(): Promise<void> {
         delivering?.catch(() => undefined),
         publishing?.catch(() => undefined),
     ]);
-    store.releaseServiceLock("controller", owner);
     store.close();
 }
 
-function renewLock(store: AgentStore, owner: string): void {
-    try {
-        if (!store.renewServiceLock("controller", owner, 30_000))
-            process.kill(process.pid, "SIGTERM");
-    } catch (error) {
-        console.error(
-            log("error", "Controller lock renewal failed", {
-                error: safeFailure(error),
-            }),
-        );
-        process.kill(process.pid, "SIGTERM");
-    }
-}
-
 function parsePort(value: string): number {
     const port = Number(value);
     if (!Number.isInteger(port) || port < 1 || port > 65_535)