build.

Author: alexmay23

.github/workflows/build.yml

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+name: Build and Push Multiple Docker Images
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+
+  build-app:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Log in to registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build Docker image
+        run: |
+          docker build -t ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.sha }} .
+
+      - name: Push Docker image
+        run: |
+          docker push ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.sha }}

.gitignore

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+.idea/
+

Dockerfile

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+FROM alpine:3.19
+
+# Install wrk and dependencies in one layer
+RUN apk add --no-cache \
+    wrk \
+    bash
+
+# Copy entrypoint
+COPY run.sh /run.sh
+RUN chmod +x /run.sh
+
+# Default command
+CMD ["/run.sh"]

run.sh

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+#!/bin/bash
+
+set -e
+
+if [ -z "$TARGET_URL" ]; then
+  echo "ERROR: TARGET_URL env var is required"
+  exit 1
+fi
+
+THREADS="${THREADS:-4}"
+CONNECTIONS="${CONNECTIONS:-200}"
+DURATION="${DURATION:-30s}"
+
+echo "Running wrk against $TARGET_URL"
+echo "Threads: $THREADS"
+echo "Connections: $CONNECTIONS"
+echo "Duration: $DURATION"
+
+# Build header args as an array
+HEADER_ARGS=()
+if [ -n "$HEADERS" ]; then
+  IFS=',' read -ra HLIST <<< "$HEADERS"
+  for h in "${HLIST[@]}"; do
+    HEADER_ARGS+=(-H "$h")
+  done
+fi
+
+# Execute wrk
+echo "Executing: wrk -t$THREADS -c$CONNECTIONS -d$DURATION ${HEADER_ARGS[*]} $TARGET_URL"
+
+wrk -t"$THREADS" -c"$CONNECTIONS" -d"$DURATION" "${HEADER_ARGS[@]}" "$TARGET_URL"

test.sh

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+docker build -t wrk-load-test .
+
+docker run --rm \
+  -e TARGET_URL=https://example.com \
+  -e THREADS=2 \
+  -e CONNECTIONS=400 \
+  -e DURATION=5s \
+  -e HEADERS="Authorization: Bearer token123,Content-Type: application/json" \
+  wrk-load-test