fix: resolve self-hosting issues on Ubuntu without Docker

apps/desktop/scripts/ensure-pty-prebuilds.ts

@@ -16,11 +16,11 @@
 import { execFileSync } from 'node:child_process'
 import { createHash, timingSafeEqual } from 'node:crypto'
 import {
+  cpSync,
   existsSync,
   mkdirSync,
   mkdtempSync,
   readFileSync,
-  renameSync,
   rmSync,
   writeFileSync,
 } from 'node:fs'
@@ -103,7 +103,7 @@ async function fetchPrebuild(arch: string, version: string): Promise<void> {
     const target = packageDir(arch)
     mkdirSync(dirname(target), { recursive: true })
     rmSync(target, { recursive: true, force: true })
-    renameSync(join(staging, 'package'), target)
+    cpSync(join(staging, 'package'), target, { recursive: true, force: true })
   } finally {
     rmSync(staging, { recursive: true, force: true })
   }

apps/sim/.env.example

@@ -96,6 +96,7 @@ CRON_SECRET=your_cron_secret # Use `openssl rand -hex 32` to generate. Authentic
 # LITELLM_BASE_URL=http://localhost:4000 # Base URL for your LiteLLM proxy (OpenAI-compatible)
 # LITELLM_API_KEY=                       # Optional bearer token if your LiteLLM proxy requires auth
 # OPENROUTER_API_KEY=                    # Optional self-hosted fallback for OpenAI knowledge-base embeddings
+# DISABLE_TELEMETRY=1                    # Disable all OpenTelemetry collection (traces, metrics, logs). Prevents export timeouts when the telemetry endpoint is unreachable
 # NEXT_PUBLIC_FORCE_HOSTED=true          # Dev only: treat this instance as hosted Sim (sim-auto pool, platform keys); ignored in production builds
 # FIREWORKS_API_KEY=                     # Optional Fireworks AI API key for model listing and inference
 # FIREWORKS_API_KEY_1=                   # Optional Fireworks API key for rotation (hosted deployments)

apps/sim/instrumentation-node.ts

@@ -35,7 +35,7 @@ const DEFAULT_TELEMETRY_CONFIG = {
     maxQueueSize: 2048,
     maxExportBatchSize: 512,
     scheduledDelayMillis: 5000,
-    exportTimeoutMillis: 30000,
+    exportTimeoutMillis: 10000,
   },
 }
 
@@ -151,8 +151,12 @@ class MothershipOriginSpanProcessor implements SpanProcessor {
 
 async function initializeOpenTelemetry() {
   try {
-    if (env.NEXT_TELEMETRY_DISABLED === '1' || process.env.NEXT_TELEMETRY_DISABLED === '1') {
-      logger.info('OpenTelemetry disabled via NEXT_TELEMETRY_DISABLED=1')
+    if (
+      process.env.DISABLE_TELEMETRY === '1' ||
+      env.NEXT_TELEMETRY_DISABLED === '1' ||
+      process.env.NEXT_TELEMETRY_DISABLED === '1'
+    ) {
+      logger.info('OpenTelemetry disabled via env var')
       return
     }
 
@@ -359,15 +363,19 @@ async function initializeOpenTelemetry() {
 
     const shutdownOtel = async () => {
       try {
-        await sdk.shutdown()
+        const shutdownPromise = sdk.shutdown()
+        const timeoutPromise = new Promise<void>((_, reject) =>
+          setTimeout(() => reject(new Error('OTel shutdown timed out')), 5000)
+        )
+        await Promise.race([shutdownPromise, timeoutPromise])
         logger.info('OpenTelemetry SDK shut down successfully')
       } catch (err) {
         logger.error('Error shutting down OpenTelemetry SDK', err)
       }
     }
 
-    process.on('SIGTERM', shutdownOtel)
-    process.on('SIGINT', shutdownOtel)
+    process.once('SIGTERM', shutdownOtel)
+    process.once('SIGINT', shutdownOtel)
 
     logger.info('OpenTelemetry instrumentation initialized', {
       serviceName: telemetryConfig.serviceName,
@@ -398,8 +406,8 @@ export async function register() {
     }
   }
 
-  process.on('SIGTERM', shutdownPostHog)
-  process.on('SIGINT', shutdownPostHog)
+  process.once('SIGTERM', shutdownPostHog)
+  process.once('SIGINT', shutdownPostHog)
 
   const { startMemoryTelemetry } = await import('./lib/monitoring/memory-telemetry')
   startMemoryTelemetry()

apps/sim/lib/auth/anonymous.ts

@@ -9,6 +9,19 @@ const logger = createLogger('AnonymousAuth')
 
 let anonymousUserEnsured = false
 
+function isMissingTableError(error: unknown): boolean {
+  if (error && typeof error === 'object') {
+    const code = (error as Record<string, unknown>).code
+    if (code === '42P01') return true
+    const cause = (error as Record<string, unknown>).cause
+    if (cause && typeof cause === 'object') {
+      const innerCode = (cause as Record<string, unknown>).code
+      if (innerCode === '42P01') return true
+    }
+  }
+  return false
+}
+
 /**
  * Ensures the anonymous user and their stats record exist in the database.
  * Called when DISABLE_AUTH is enabled to ensure DB operations work.
@@ -47,6 +60,11 @@ export async function ensureAnonymousUserExists(): Promise<void> {
 
     anonymousUserEnsured = true
   } catch (error) {
+    if (isMissingTableError(error)) {
+      throw new Error(
+        'Database tables not found. Run database migrations before starting the app: bun run db:migrate'
+      )
+    }
     if (
       error instanceof Error &&
       (error.message.includes('unique') || error.message.includes('duplicate'))

apps/sim/telemetry.config.ts

@@ -57,7 +57,7 @@ const config = {
     maxQueueSize: 2048,
     maxExportBatchSize: 512,
     scheduledDelayMillis: 5000,
-    exportTimeoutMillis: 30000,
+    exportTimeoutMillis: 10000,
   },
 
   /**