Slim healthchecks

samples/django-postgres/app/Dockerfile

@@ -1,6 +1,8 @@
 # Use an official Python runtime as a parent image
 FROM python:3.11-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Set environment variables
 ENV PYTHONDONTWRITEBYTECODE 1
 ENV PYTHONUNBUFFERED 1
@@ -19,4 +21,4 @@ COPY . /code/
 RUN python manage.py collectstatic --noinput
 
 # Start server
-CMD python manage.py migrate && python manage.py createsuperuser && gunicorn crm_platform.wsgi:application --bind 0.0.0.0:8000
+CMD python manage.py migrate && python manage.py createsuperuser && gunicorn crm_platform.wsgi:application --bind 0.0.0.0:8000

samples/django/app/Dockerfile

@@ -1,6 +1,8 @@
 # Use an official Python runtime as a parent image
 FROM python:3.11-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Set environment variables
 ENV PYTHONDONTWRITEBYTECODE 1
 ENV PYTHONUNBUFFERED 1

samples/golang-http-form/app/Dockerfile

@@ -17,9 +17,9 @@ COPY . .
 RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main .
 
 # Start a new stage from scratch
-FROM alpine:latest
+FROM golang:1.20-slim
 
-RUN apk --no-cache add ca-certificates
+RUN apt update && apt install -y curl ca-certificates
 
 WORKDIR /root/
 

samples/golang-http-form/compose.yaml

@@ -12,4 +12,4 @@ services:
         reservations:
           memory: 50M
     healthcheck:
-      test: ["CMD", "wget", "-q", "--spider", "http://localhost:8080/"]
+      test: ["CMD", "curl", "-f", "http://localhost:8080/"]

samples/golang-mongodb-atlas/app/Dockerfile

@@ -17,7 +17,9 @@ COPY . .
 RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o taskmanager .
 
 # Start a new stage from scratch
-FROM alpine:latest  
+FROM golang:1.20-slim
+
+RUN apt update && apt install -y curl ca-certificates
 
 WORKDIR /root/
 
@@ -30,4 +32,3 @@ EXPOSE 8080
 
 # Command to run the executable
 CMD ["./taskmanager"]
-

samples/golang-mongodb-atlas/compose.yaml

@@ -14,3 +14,5 @@ services:
     #  resources:
     #    reservations:
     #      memory: 256M
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:8080/"]

samples/golang-openai/app/Dockerfile

@@ -17,9 +17,9 @@ COPY . .
 RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main .
 
 # Start a new stage from scratch
-FROM alpine:latest
+FROM golang:1.20-slim
 
-RUN apk --no-cache add ca-certificates
+RUN apt update && apt install -y curl ca-certificates
 
 WORKDIR /root/
 

samples/golang-openai/compose.yaml

@@ -14,4 +14,4 @@ services:
         reservations:
           memory: 50M
     healthcheck:
-      test: ["CMD", "wget", "-q", "--spider", "http://localhost:8080/"]
+      test: ["CMD", "curl", "-f", "http://localhost:8080/"]

samples/golang-rest-api/app/Dockerfile

@@ -17,9 +17,9 @@ COPY . .
 RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main .
 
 # Start a new stage from scratch
-FROM alpine:latest
+FROM golang:1.20-slim
 
-RUN apk --no-cache add ca-certificates
+RUN apt update && apt install -y curl ca-certificates
 
 WORKDIR /root/
 

samples/golang-rest-api/compose.yaml

@@ -12,4 +12,4 @@ services:
         reservations:
           memory: 50M
     healthcheck:
-      test: ["CMD", "wget", "-q", "--spider", "http://localhost:8080/"]
+      test: ["CMD", "curl", "-f", "http://localhost:8080/"]

samples/golang-s3/app/Dockerfile

@@ -17,9 +17,9 @@ COPY . .
 RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main .
 
 # Start a new stage from scratch
-FROM alpine:latest
+FROM golang:1.20-slim
 
-RUN apk --no-cache add ca-certificates
+RUN apt update && apt install -y curl ca-certificates
 
 WORKDIR /root/
 

samples/golang-s3/compose.yaml

@@ -15,4 +15,4 @@ services:
         reservations:
           memory: 50M
     healthcheck:
-      test: ["CMD", "wget", "-q", "--spider", "http://localhost:8080/"]
+      test: ["CMD", "curl", "-f", "http://localhost:8080/"]

samples/golang-slackbot/app/Dockerfile

@@ -17,9 +17,9 @@ COPY . .
 RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main .
 
 # Start a new stage from scratch
-FROM alpine:latest
+FROM golang:1.20-slim
 
-RUN apk --no-cache add ca-certificates
+RUN apt update && apt install -y curl ca-certificates
 
 WORKDIR /root/
 
@@ -30,4 +30,4 @@ COPY --from=builder /src/main .
 EXPOSE 8080
 
 # Run the binary
-CMD ["./main"]
+CMD ["./main"]

samples/golang-slackbot/compose.yaml

@@ -14,3 +14,5 @@ services:
     #  resources:
     #    reservations:
     #      memory: 256M
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:8080/"]

samples/javalin/app/Dockerfile

@@ -15,6 +15,8 @@ RUN mvn clean package
 # Stage 2: Create the runtime image
 FROM openjdk:17-jdk-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Set the working directory
 WORKDIR /app
 
@@ -25,4 +27,4 @@ COPY --from=build /app/target/defang-javalin-1.0.0.jar /app/app.jar
 EXPOSE 7000
 
 # Command to run the Javalin application
-CMD ["java", "-jar", "/app/app.jar"]
+CMD ["java", "-jar", "/app/app.jar"]

samples/javalin/compose.yaml

@@ -6,3 +6,5 @@ services:
       - target: 7000
         published: 7000
         mode: ingress
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:7000/"]

samples/langchain/app/Dockerfile

@@ -1,6 +1,8 @@
 # Use an official Python runtime as a parent image
 FROM python:3.11-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Set the working directory in the container
 WORKDIR /app
 

samples/langchain/compose.yaml

@@ -10,3 +10,5 @@ services:
         published: 8080
         protocol: tcp
         mode: ingress
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:8080/"]

samples/nodejs-chatroom/app/Dockerfile

@@ -1,6 +1,8 @@
 # Use the slim version of Node.js on Debian Bookworm as the base image
 FROM node:20-bookworm-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Set the working directory to /app
 WORKDIR /app
 

samples/nodejs-chatroom/compose.yaml

@@ -12,4 +12,4 @@ services:
         reservations:
           memory: 256M
     healthcheck:
-      test: ["CMD", "wget", "-q", "--spider", "http://localhost:3000/"]
+      test: ["CMD", "curl", "-f", "http://localhost:3000/"]

samples/nodejs-express/app/Dockerfile

@@ -1,6 +1,8 @@
 # Use the slim version of Node.js on Debian Bookworm as the base image
 FROM node:20-bookworm-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Set the working directory to /app
 WORKDIR /app
 

samples/nodejs-express/compose.yaml

@@ -11,4 +11,4 @@ services:
         reservations:
           memory: 256M
     healthcheck:
-      test: ["CMD", "wget", "-q", "--spider", "http://localhost:3000/"]
+      test: ["CMD", "curl", "-f", "http://localhost:3000/"]

samples/nodejs-form/app/Dockerfile

@@ -1,6 +1,8 @@
 # Use the slim version of Node.js on Debian Bookworm as the base image
 FROM node:20-bookworm-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Set the working directory to /app
 WORKDIR /app
 

samples/nodejs-form/compose.yaml

@@ -12,4 +12,4 @@ services:
         reservations:
           memory: 256M
     healthcheck:
-      test: ["CMD", "wget", "-q", "--spider", "http://localhost:3000/"]
+      test: ["CMD", "curl", "-f", "http://localhost:3000/"]

samples/nodejs-http/app/Dockerfile

@@ -1,6 +1,8 @@
 # Use the slim version of Node.js on Debian Bookworm as the base image
 FROM node:20-bookworm-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Set the working directory to /app
 WORKDIR /app
 

samples/nodejs-http/compose.yaml

@@ -12,4 +12,4 @@ services:
         reservations:
           memory: 256M
     healthcheck:
-      test: ["CMD", "wget", "-q", "--spider", "http://localhost:3000/"]
+      test: ["CMD", "curl", "-f", "http://localhost:3000/"]

samples/nodejs-openai/app/Dockerfile

@@ -1,6 +1,8 @@
 # Use the slim version of Node.js on Debian Bookworm as the base image
 FROM node:20-bookworm-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Set the working directory to /app
 WORKDIR /app
 

samples/nodejs-openai/compose.yaml

@@ -14,4 +14,4 @@ services:
         reservations:
           memory: 256M
     healthcheck:
-      test: ["CMD", "wget", "-q", "--spider", "http://localhost:3000/"]
+      test: ["CMD", "curl", "-f", "http://localhost:3000/"]

samples/nodejs-rest-api/app/Dockerfile

@@ -1,6 +1,8 @@
 # Use the slim version of Node.js on Debian Bookworm as the base image
 FROM node:20-bookworm-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Set the working directory to /app
 WORKDIR /app
 

samples/nodejs-rest-api/compose.yaml

@@ -12,4 +12,4 @@ services:
         reservations:
           memory: 256M
     healthcheck:
-      test: ["CMD", "wget", "-q", "--spider", "http://localhost:3000/"]
+      test: ["CMD", "curl", "-f", "http://localhost:3000/"]

samples/nodejs-s3/app/Dockerfile

@@ -1,6 +1,8 @@
 # Use the slim version of Node.js on Debian Bookworm as the base image
 FROM node:20-bookworm-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Set the working directory to /app
 WORKDIR /app
 

samples/nodejs-s3/compose.yaml

@@ -15,4 +15,4 @@ services:
         reservations:
           memory: 256M
     healthcheck:
-      test: ["CMD", "wget", "-q", "--spider", "http://localhost:3000/"]
+      test: ["CMD", "curl", "-f", "http://localhost:3000/"]

samples/rails/app/.dockerignore

@@ -35,3 +35,5 @@
 /app/assets/builds/*
 !/app/assets/builds/.keep
 /public/assets
+
+/test

samples/sailsjs-postgres/app/Dockerfile

@@ -1,6 +1,8 @@
 # Use the slim version of Node.js on Debian Bookworm as the base image
 FROM node:20-bookworm-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Create app directory
 WORKDIR /usr/src/app
 

samples/sailsjs-postgres/compose.yaml

@@ -16,6 +16,8 @@ services:
     #  resources:
     #    reservations:
     #      memory: 256M
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:1337/"]
 
 networks:
   app-network:

samples/svelte-mysql/app/Dockerfile

@@ -13,6 +13,8 @@ RUN npm install --legacy-peer-deps && npm run build
 # Stage 2: Build Node.js backend
 FROM node:20-bookworm-slim as backend
 
+RUN apt-get update && apt-get install -y curl
+
 WORKDIR /app
 
 # Copy backend source code

samples/svelte-mysql/compose.yaml

@@ -29,6 +29,8 @@ services:
       - "3001:3001"
     depends_on:
       - db
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:3001/"]
     #deploy:
     #  resources:
     #    reservations:

samples/sveltekit-mongodb/app/Dockerfile

@@ -1,6 +1,8 @@
 # Use the slim version of Node.js v20 on Debian Bookworm as the base image
 FROM node:20-bookworm-slim
 
+RUN apt-get update && apt-get install -y curl
+
 # Set the working directory
 WORKDIR /app
 

samples/sveltekit-mongodb/compose.yaml

@@ -19,6 +19,8 @@ services:
     #  resources:
     #    reservations:
     #      memory: 256M
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:3000/"]
 
   mongo:
     restart: unless-stopped