141 lines
4.2 KiB
Bash
Executable File
141 lines
4.2 KiB
Bash
Executable File
#!/bin/bash
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# Base Image Pre-Pull Script for Bakery-IA
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# This script pre-pulls all required base images to reduce Docker Hub usage
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# Run this script before building services to cache base images locally
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set -e
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echo "=========================================="
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echo "Bakery-IA Base Image Pre-Pull Script"
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echo "=========================================="
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echo ""
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# Docker Hub credentials (use the same as in your Kubernetes setup)
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DOCKER_USERNAME="uals"
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DOCKER_PASSWORD="dckr_pat_zzEY5Q58x1S0puraIoKEtbpue3A"
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# Authenticate with Docker Hub
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echo "Authenticating with Docker Hub..."
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docker login -u "$DOCKER_USERNAME" -p "$DOCKER_PASSWORD"
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echo "✓ Authentication successful"
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echo ""
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# Define all base images used in the project
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# All images are cached in local registry for dev environment
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BASE_IMAGES=(
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# Service base images
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"python:3.11-slim"
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# Database images
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"postgres:17-alpine"
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"redis:7.4-alpine"
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"rabbitmq:4.1-management-alpine"
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# Utility images
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"busybox:1.36"
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"curlimages/curl:latest"
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"bitnami/kubectl:latest"
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# Alpine variants
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"alpine:3.18"
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"alpine:3.19"
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"alpine/git:2.43.0"
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# CI/CD images
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"gcr.io/kaniko-project/executor:v1.23.0"
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"gcr.io/go-containerregistry/crane:latest"
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"registry.k8s.io/kustomize/kustomize:v5.3.0"
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# Storage images
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"minio/minio:RELEASE.2024-11-07T00-52-20Z"
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"minio/mc:RELEASE.2024-11-17T19-35-25Z"
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# Geocoding
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"mediagis/nominatim:4.4"
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# Mail server (Mailu - from GHCR)
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"ghcr.io/mailu/nginx:2024.06"
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"ghcr.io/mailu/admin:2024.06"
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"ghcr.io/mailu/postfix:2024.06"
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"ghcr.io/mailu/dovecot:2024.06"
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"ghcr.io/mailu/rspamd:2024.06"
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# DNS resolver (Unbound)
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"mvance/unbound:latest"
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)
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# Local registry configuration
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# Set USE_LOCAL_REGISTRY=true to push images to local registry after pulling
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USE_LOCAL_REGISTRY=true
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LOCAL_REGISTRY="localhost:5000"
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echo "Base images to pre-pull:"
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echo "----------------------------------------"
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for image in "${BASE_IMAGES[@]}"; do
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echo " - $image"
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done
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echo ""
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echo "Starting pre-pull process..."
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echo "----------------------------------------"
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# Pull each base image
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for image in "${BASE_IMAGES[@]}"; do
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echo "Pulling: $image"
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# Pull the image
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docker pull "$image"
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# Tag for local registry if enabled
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if [ "$USE_LOCAL_REGISTRY" = true ]; then
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# Convert image name to local registry format:
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# - Replace / with _
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# - Replace : with _
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# - Convert to lowercase (Docker requires lowercase repository names)
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# - Add :latest tag for Kustomize compatibility
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# Example: gcr.io/kaniko-project/executor:v1.23.0 -> gcr.io_kaniko-project_executor_v1.23.0:latest
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local_repo="$(echo $image | sed 's|/|_|g' | sed 's|:|_|g' | tr '[:upper:]' '[:lower:]')"
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local_image="$LOCAL_REGISTRY/${local_repo}:latest"
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docker tag "$image" "$local_image"
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echo " Tagged as: $local_image"
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# Push to local registry
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docker push "$local_image"
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echo " Pushed to local registry"
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fi
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echo " ✓ Successfully pulled $image"
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echo ""
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done
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echo "=========================================="
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echo "Base Image Pre-Pull Complete!"
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echo "=========================================="
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echo ""
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echo "Summary:"
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echo " - Total images pulled: ${#BASE_IMAGES[@]}"
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echo " - Local registry enabled: $USE_LOCAL_REGISTRY"
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echo ""
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if [ "$USE_LOCAL_REGISTRY" = true ]; then
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echo "Local registry contents:"
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curl -s http://$LOCAL_REGISTRY/v2/_catalog | jq .
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echo ""
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fi
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echo "Next steps:"
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echo " 1. Run your service builds - they will use cached images"
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echo " 2. For Kubernetes: Consider setting up a pull-through cache"
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echo " 3. For CI/CD: Run this script before your build pipeline"
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echo ""
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echo "To use local registry in your builds:"
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echo " - Update Dockerfiles to use: $LOCAL_REGISTRY/..."
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echo " - Or configure Docker daemon to use local registry as mirror"
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echo ""
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# Optional: Configure Docker daemon to use local registry as mirror
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if [ "$USE_LOCAL_REGISTRY" = true ]; then
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echo "To configure Docker daemon to use local registry as mirror:"
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echo ""
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cat << 'EOF'
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{
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"registry-mirrors": ["http://localhost:5000"]
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}
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EOF
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echo ""
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echo "Add this to /etc/docker/daemon.json and restart Docker"
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fi |