From 983e6df5b019722c0d335f300f5cb99b33ed890c Mon Sep 17 00:00:00 2001
From: nmdra <nimendradilshan11@gmail.com>
Date: Sat, 12 Oct 2024 23:34:16 +0530
Subject: [PATCH] =?UTF-8?q?=F0=9F=9A=80=20Add=20API=20Health=20for=20Docke?=
 =?UTF-8?q?r?=
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---
 backend/Dockerfile.prod  | 3 +++
 backend/server.js        | 4 ++++
 docker-compose.caddy.yml | 8 ++++++++
 3 files changed, 15 insertions(+)

diff --git a/backend/Dockerfile.prod b/backend/Dockerfile.prod
index fbfe7c9d..31e332f3 100644
--- a/backend/Dockerfile.prod
+++ b/backend/Dockerfile.prod
@@ -16,6 +16,9 @@ COPY . .
 # Stage 2: Serve the app 
 FROM node:22-alpine3.20
 
+# Install curl (use RUN instead of CMD)
+RUN apk add --no-cache curl
+
 # Set the working directory
 WORKDIR /app
 
diff --git a/backend/server.js b/backend/server.js
index a3733702..5c54895c 100644
--- a/backend/server.js
+++ b/backend/server.js
@@ -63,6 +63,10 @@ app.get('/', (_req, res) => {
     res.send('FarmCart API is Running...')
 })
 
+app.get('/health', (req, res) => {
+    res.status(200).json({ status: 'UP' });
+});
+
 // Define API routes
 app.use('/api/users', userRoute)
 app.use('/api/orders', orderRoute)
diff --git a/docker-compose.caddy.yml b/docker-compose.caddy.yml
index 6237e1df..b7e5063a 100644
--- a/docker-compose.caddy.yml
+++ b/docker-compose.caddy.yml
@@ -12,6 +12,13 @@ services:
     deploy:
       mode: replicated
       replicas: 2
+    healthcheck:
+      test: ["CMD", "curl", "-f", "api:5002/health"]  # Use service name instead of localhost
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 5s
+    
     # ports:
     #   - "5002:5002"  # Expose the API on port 5002 for internal communication
 
@@ -36,6 +43,7 @@ services:
     networks:
       - app-network-caddy
 
+
 networks:
   app-network-caddy:
     driver: bridge