Allow to set custom healthcheck endpoint path + app healthcheck

.changeset/mean-plums-jam.md

@@ -0,0 +1,6 @@
+---
+"@hyperdx/api": patch
+"@hyperdx/app": patch
+---
+
+Allow to set custom healthcheck endpoint path + app healthcheck

docker-compose.yml

@@ -178,6 +178,7 @@ services:
       REDIS_URL: redis://redis:6379
       SERVER_URL: ${HYPERDX_API_URL}:${HYPERDX_API_PORT}
       USAGE_STATS_ENABLED: ${USAGE_STATS_ENABLED:-true}
+      HEALTHCHECK_PATH: '/health'
     networks:
       - internal
     depends_on:
@@ -194,6 +195,7 @@ services:
       HYPERDX_API_KEY: ${HYPERDX_API_KEY}
       NODE_ENV: development
       PORT: ${HYPERDX_APP_PORT}
+      HEALTHCHECK_PATH: '/health'
     networks:
       - internal
     depends_on:

packages/api/src/routers/api/root.ts

@@ -43,7 +43,7 @@ const registrationSchema = z
 
 const router = express.Router();
 
-router.get('/health', async (req, res) => {
+router.get(process.env.HEALTHCHECK_PATH || '/health', async (req, res) => {
   res.send({ data: 'OK', version: config.CODE_VERSION, ip: req.ip });
 });
 

packages/app/Dockerfile

@@ -32,9 +32,10 @@ ENV NEXT_PUBLIC_OTEL_SERVICE_NAME $OTEL_SERVICE_NAME
 ENV NEXT_PUBLIC_SERVER_URL $SERVER_URL
 
 COPY ./packages/app/tsconfig.json ./packages/app/next.config.js ./packages/app/mdx.d.ts ./packages/app/.eslintrc.js ./
-COPY ./packages/app/src ./src 
-COPY ./packages/app/pages ./pages 
-COPY ./packages/app/public ./public 
+COPY ./packages/app/middleware.ts ./
+COPY ./packages/app/src ./src
+COPY ./packages/app/pages ./pages
+COPY ./packages/app/public ./public
 COPY ./packages/app/styles ./styles
 COPY --from=base /app/node_modules ./node_modules
 RUN yarn build && yarn install --production --ignore-scripts --prefer-offline

packages/app/middleware.ts

@@ -0,0 +1,12 @@
+import type { NextRequest } from 'next/server';
+import { NextResponse } from 'next/server';
+
+const healthCheckUrl = process.env.HEALTHCHECK_PATH || '/health';
+
+export function middleware(request: NextRequest) {
+  if (healthCheckUrl === request.nextUrl.pathname) {
+    return NextResponse.json({ data: 'ok' }, { status: 200 });
+  }
+
+  return NextResponse.next();
+}

packages/app/tsconfig.json

@@ -23,6 +23,6 @@
       "@styles/*": ["styles/*"]
     }
   },
-  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx"],
+  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx", "middleware.ts"],
   "exclude": ["node_modules"]
 }