[Issue 591 healthcheck (#592)

* curl and healthcheck support

api/Dockerfile

@@ -52,6 +52,8 @@ RUN poetry install --no-root --with dev
 
 COPY . /api
 
+COPY --from=ghcr.io/tarampampam/curl:8.1.1 /bin/curl /bin/curl
+
 # Set the host to 0.0.0.0 to make the server available external
 # to the Docker container that it's running in.
 ENV HOST=0.0.0.0
@@ -98,6 +100,8 @@ RUN poetry install --no-root --only main
 # or the application will not build
 RUN poetry build --format wheel && poetry run pip install 'dist/grants_equity_api-0.1.0-py3-none-any.whl'
 
+COPY --from=ghcr.io/tarampampam/curl:8.1.1 /bin/curl /bin/curl
+
 # Add project's virtual env to the PATH so we can directly run poetry scripts
 # defiend in pyproject.toml
 ENV PATH="/api/.venv/bin:$PATH"

docker-compose.yml

@@ -46,6 +46,23 @@ services:
     restart: always
     ports:
       - 3000:3000
+    healthcheck:
+      # CMD-SHELL runs on the default shell client, ie /bin/sh
+      # CMD runs the command directly
+      test: ["CMD",
+           "curl",
+            "--fail",
+            "-sLo",
+            "/dev/null",
+            "-w",
+            "%{http_code}",
+          "http://localhost:3000/health"
+        ]
+      interval: 60s
+      timeout: 5s
+      retries: 3
+      start_period: 20s
+
 
   storybook:
     container_name: storybook

frontend/Dockerfile

@@ -23,6 +23,8 @@ COPY src ./src
 COPY stories ./stories
 COPY .storybook ./.storybook
 
+COPY --from=ghcr.io/tarampampam/curl:8.1.1 /bin/curl /bin/curl
+
 ENV NEXT_TELEMETRY_DISABLED 1
 
 CMD ["npm", "run", "dev"]
@@ -86,6 +88,8 @@ RUN adduser --system --uid 1001 nextjs
 RUN chown nextjs:nodejs /frontend/.next/cache/images/
 USER nextjs
 
+COPY --from=ghcr.io/tarampampam/curl:8.1.1 /bin/curl /bin/curl
+
 COPY --from=builder /frontend/public ./public
 
 # Automatically leverage output traces to reduce image size

infra/modules/service/main.tf

@@ -80,8 +80,14 @@ resource "aws_ecs_task_definition" "app" {
         interval = 30,
         retries  = 3,
         timeout  = 5,
-        command = ["CMD-SHELL",
-          "wget --no-verbose --tries=1 --spider http://localhost:${var.container_port}/health || exit 1"
+        command = ["CMD",
+          "curl",
+          "--fail",
+          "-sLo",
+          "/dev/null",
+          "-w",
+          "%%{http_code}",
+          "http://localhost:8000/health"
         ]
       },
       environment = local.environment_variables,