79 lines
2.4 KiB
Bash
79 lines
2.4 KiB
Bash
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#!/bin/bash
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# Update Dockerfile dependency graph when docker/Dockerfile changes.
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# This script is designed to be used as a pre-commit hook.
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set -euo pipefail
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# Check if docker/Dockerfile is staged for commit
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if git diff --cached --name-only | grep -q "^docker/Dockerfile$"; then
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echo "docker/Dockerfile has changed, attempting to update dependency graph..."
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# Check if Docker is installed and running
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if ! command -v docker &> /dev/null; then
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echo "Warning: Docker command not found. Skipping Dockerfile graph update."
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echo "Please install Docker to automatically update the graph: https://docs.docker.com/get-docker/"
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exit 0
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fi
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if ! docker info &> /dev/null; then
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echo "Warning: Docker daemon is not running. Skipping Dockerfile graph update."
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echo "Please start Docker to automatically update the graph."
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exit 0
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fi
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# Define the target file path
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TARGET_GRAPH_FILE="docs/source/assets/contributing/dockerfile-stages-dependency.png"
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# Ensure target directory exists
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mkdir -p "$(dirname "$TARGET_GRAPH_FILE")"
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# Store old image hash in a variable if the file exists
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OLD_HASH=""
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if [ -f "$TARGET_GRAPH_FILE" ]; then
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OLD_HASH=$(sha256sum "$TARGET_GRAPH_FILE")
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fi
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# Generate Dockerfile graph
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echo "Running dockerfilegraph tool..."
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docker run \
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--rm \
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--user "$(id -u):$(id -g)" \
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--workdir /workspace \
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--volume "$(pwd)":/workspace \
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ghcr.io/patrickhoefler/dockerfilegraph:alpine \
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--output png \
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--dpi 200 \
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--max-label-length 50 \
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--filename docker/Dockerfile \
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--legend
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echo "Finding generated PNG file..."
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# Check for Dockerfile.png in the root directory (most likely location)
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if [ -f "./Dockerfile.png" ]; then
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echo "Found generated file at: ./Dockerfile.png"
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mv "./Dockerfile.png" "$TARGET_GRAPH_FILE"
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else
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# Try to find it elsewhere
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DOCKERFILE_PNG=$(find . -name "Dockerfile.png" -type f | head -1)
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if [ -n "$DOCKERFILE_PNG" ]; then
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echo "Found generated file at: $DOCKERFILE_PNG"
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mv "$DOCKERFILE_PNG" "$TARGET_GRAPH_FILE"
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else
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echo "Error: Could not find the generated PNG file"
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find . -name "*.png" -type f -mmin -5
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exit 1
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fi
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fi
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# Check if the graph has changed
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NEW_HASH=$(sha256sum "$TARGET_GRAPH_FILE")
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if [ "$NEW_HASH" != "$OLD_HASH" ]; then
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echo "Graph has changed. Please stage the updated file: $TARGET_GRAPH_FILE"
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exit 1
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else
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echo "No changes in graph detected."
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fi
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fi
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exit 0
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