224 lines
No EOL
9.1 KiB
Bash
Executable file
224 lines
No EOL
9.1 KiB
Bash
Executable file
#!/bin/bash
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# This script automates the backporting of ostree packages for Ubuntu Noble and Debian Trixie.
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# Ubuntu: Pulls source from Ubuntu Questing
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# Debian: Pulls source from Debian sid
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#
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# ⚠️ WARNING: This script modifies system libraries. Use with caution!
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# - Test in a VM first
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# - Have a system backup
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# - Be prepared for potential side effects with Flatpak and other ostree-dependent software
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# Exit immediately if a command exits with a non-zero status.
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set -e
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# --- Configuration ---
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OSTREE_VERSION="2025.2"
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OSTREE_DEBIAN_REVISION="1"
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# Distribution-specific configurations
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declare -A DISTRO_CONFIGS
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DISTRO_CONFIGS["noble"]="ubuntu|questing|noble|~noble1|http://archive.ubuntu.com/ubuntu/pool/universe/o/ostree/"
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DISTRO_CONFIGS["trixie"]="debian|sid|trixie|~trixie1|http://deb.debian.org/debian/pool/main/o/ostree/"
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# Default to noble if no distribution specified
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TARGET_DISTRO=${1:-noble}
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# Validate target distribution
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if [[ ! ${DISTRO_CONFIGS[$TARGET_DISTRO]} ]]; then
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echo "Error: Unsupported distribution '$TARGET_DISTRO'"
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echo "Supported distributions: ${!DISTRO_CONFIGS[@]}"
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exit 1
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fi
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# Parse distribution config
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IFS='|' read -r DISTRO_TYPE SOURCE_RELEASE TARGET_RELEASE BACKPORT_SUFFIX POOL_URL <<< "${DISTRO_CONFIGS[$TARGET_DISTRO]}"
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# Set working directory based on distribution
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BACKPORT_DIR="${BACKPORT_DIR:-/opt/Projects/ostree-backport-${TARGET_DISTRO}}"
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# --- Functions ---
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log_info() {
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echo -e "\n\e[1;34m[INFO]\e[0m $1"
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}
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log_success() {
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echo -e "\n\e[1;32m[SUCCESS]\e[0m $1"
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}
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log_warning() {
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echo -e "\n\e[1;33m[WARNING]\e[0m $1"
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}
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log_error() {
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echo -e "\n\e[1;31m[ERROR]\e[0m $1" >&2
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exit 1
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}
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cleanup() {
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log_info "Cleaning up temporary files..."
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# Remove the added source list file
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sudo rm -f /etc/apt/sources.list.d/${TARGET_RELEASE}-sources.list
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# Remove the entire backport working directory
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sudo rm -rf "${BACKPORT_DIR}"
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sudo apt update >/dev/null 2>&1 || true
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log_success "Cleanup completed."
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}
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# Safety check function
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safety_check() {
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log_info "Performing safety checks..."
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# Check if we're running as root (shouldn't be)
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if [ "$EUID" -eq 0 ]; then
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log_error "This script should not be run as root. Please run as a regular user with sudo privileges."
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fi
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# Check if we're in a VM (recommended)
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if ! grep -q "VMware\|VirtualBox\|QEMU\|KVM" /sys/class/dmi/id/product_name 2>/dev/null; then
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log_warning "This doesn't appear to be running in a VM. Consider testing in a VM first."
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read -p "Continue anyway? (y/N): " -n 1 -r
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echo
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if [[ ! $REPLY =~ ^[Yy]$ ]]; then
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log_info "Aborted by user."
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exit 0
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fi
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fi
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# Check if we have enough disk space (rough estimate: 500MB)
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AVAILABLE_SPACE=$(df /opt | awk 'NR==2 {print $4}')
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if [ "$AVAILABLE_SPACE" -lt 500000 ]; then
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log_error "Insufficient disk space. Need at least 500MB available in /opt"
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fi
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log_success "Safety checks passed."
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}
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# Set trap to ensure cleanup runs on exit
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# Commented out for debugging - uncomment when script is working
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# trap cleanup EXIT
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# --- Main Script ---
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log_info "Starting ostree backport process for ${DISTRO_TYPE^} ${TARGET_RELEASE}..."
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log_info "Source: ${SOURCE_RELEASE} → Target: ${TARGET_RELEASE}"
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# Safety checks
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safety_check
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# Step 0: Clean up any existing backport directory
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log_info "Step 0: Cleaning up any existing backport directory..."
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if [ -d "${BACKPORT_DIR}" ]; then
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log_info "Removing existing backport directory: ${BACKPORT_DIR}"
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sudo rm -rf "${BACKPORT_DIR}"
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fi
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log_success "Cleanup completed."
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# Step 1: Install Required Tools
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log_info "Step 1: Installing essential build tools (devscripts, build-essential)..."
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sudo apt update || log_error "Failed to update apt cache."
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sudo apt install -y devscripts build-essential || log_error "Failed to install build tools."
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log_success "Build tools installed."
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# Step 1.5: Add Source Repositories
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log_info "Step 1.5: Adding source repositories for build dependencies..."
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if [[ "$DISTRO_TYPE" == "ubuntu" ]]; then
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echo "deb-src http://us.archive.ubuntu.com/ubuntu/ ${TARGET_RELEASE} main universe" | sudo tee /etc/apt/sources.list.d/${TARGET_RELEASE}-sources.list
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else
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echo "deb-src http://deb.debian.org/debian/ ${TARGET_RELEASE} main contrib non-free" | sudo tee /etc/apt/sources.list.d/${TARGET_RELEASE}-sources.list
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fi
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sudo apt update || log_error "Failed to update apt cache with source repositories."
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log_success "Source repositories added."
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# Step 2: Create Backport Directory Structure
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log_info "Step 2: Creating backport directory structure at ${BACKPORT_DIR}..."
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mkdir -p "${BACKPORT_DIR}" || log_error "Failed to create directory ${BACKPORT_DIR}."
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cd "${BACKPORT_DIR}" || log_error "Failed to change directory to ${BACKPORT_DIR}."
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log_success "Directory structure created."
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# Step 3: Download Source
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log_info "Step 3: Downloading ostree ${OSTREE_VERSION}-${OSTREE_DEBIAN_REVISION} source from ${SOURCE_RELEASE}..."
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# Construct the full filenames
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DSC_FILE="ostree_${OSTREE_VERSION}-${OSTREE_DEBIAN_REVISION}.dsc"
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ORIG_TAR_XZ_FILE="ostree_${OSTREE_VERSION}.orig.tar.xz"
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DEBIAN_TAR_XZ_FILE="ostree_${OSTREE_VERSION}-${OSTREE_DEBIAN_REVISION}.debian.tar.xz"
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# Check if files already exist to avoid re-downloading
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for file in "${DSC_FILE}" "${ORIG_TAR_XZ_FILE}" "${DEBIAN_TAR_XZ_FILE}"; do
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if [ ! -f "$file" ]; then
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wget "${POOL_URL}${file}" || log_error "Failed to download ${file}."
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else
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log_info "File ${file} already exists, skipping download."
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fi
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done
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log_success "Source files downloaded."
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# Step 4: Extract and Modify Source
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log_info "Step 4: Extracting source and modifying debian/changelog..."
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dpkg-source -x "${DSC_FILE}" || log_error "Failed to extract source package."
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cd "ostree-${OSTREE_VERSION}" || log_error "Failed to change directory to ostree-${OSTREE_VERSION}."
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# Create backport version entry in changelog
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# For backports, we need to manually set the version and distribution
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# Use -b to force the version change since backport versions are "less than" original
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if ! dch --newversion "${OSTREE_VERSION}-${OSTREE_DEBIAN_REVISION}${BACKPORT_SUFFIX}" \
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--distribution "${TARGET_RELEASE}-backports" \
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-b \
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"Backport ostree ${OSTREE_VERSION}-${OSTREE_DEBIAN_REVISION} from ${SOURCE_RELEASE} for ${TARGET_RELEASE} compatibility."; then
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log_info "dch failed, attempting manual changelog update..."
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log_error "Manual changelog update not implemented. Please check debian/changelog format."
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fi
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log_success "Source extracted and changelog updated."
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# Step 5: Install Build Dependencies
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log_info "Step 5: Installing build dependencies for ostree..."
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# This command relies on the debian/control file in the extracted source
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sudo apt build-dep ./ || log_error "Failed to install build dependencies. Check debian/control or your ${TARGET_RELEASE} repositories."
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log_success "Build dependencies installed."
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# Step 6: Build the Backport
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log_info "Step 6: Building the ostree backport for ${TARGET_RELEASE}..."
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dpkg-buildpackage -us -uc -b || log_error "Failed to build the Debian package."
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log_success "ostree backport built successfully."
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# Step 7: Install the Backport
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log_info "Step 7: Installing the built ostree packages..."
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cd .. # Go back to the directory where the .deb files are
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# Find all .deb files from the current build (more flexible)
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OSTREE_DEBS=$(find . -maxdepth 1 -name "*ostree*${BACKPORT_SUFFIX}*.deb" -o -name "*libostree*${BACKPORT_SUFFIX}*.deb")
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if [ -z "$OSTREE_DEBS" ]; then
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log_error "No .deb packages found to install. Build might have failed or naming is unexpected."
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log_info "Available .deb files:"
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ls -la *.deb 2>/dev/null || echo "No .deb files found"
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exit 1
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fi
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log_info "Found packages to install: $OSTREE_DEBS"
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sudo dpkg -i ${OSTREE_DEBS} || log_error "Failed to install the backported .deb packages."
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log_success "Backported ostree packages installed."
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# Run apt --fix-broken install to handle any missed dependencies if dpkg -i failed to resolve them
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log_info "Running apt --fix-broken install to resolve any lingering dependencies..."
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sudo apt --fix-broken install -y || log_error "apt --fix-broken install failed."
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log_success "Dependency resolution attempted."
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# Step 8: Verify Installation
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log_info "Step 8: Verifying installation..."
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if dpkg -l | grep -q "ostree.*${BACKPORT_SUFFIX}"; then
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log_success "ostree backport successfully installed."
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else
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log_warning "ostree backport installation verification failed, but continuing..."
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fi
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# Step 9: Test with bootc
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log_info "Step 9: Now you can try building bootc with the newly installed ostree."
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log_info "Example: (assuming bootc source is in /opt/Projects/bootc-deb/bootc)"
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echo "cd /opt/Projects/bootc-deb/bootc"
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echo "cargo build --release"
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log_info "Remember to monitor for AppArmor denials during bootc operation if issues arise."
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log_success "ostree backport process completed for ${DISTRO_TYPE^} ${TARGET_RELEASE}."
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log_warning "⚠️ IMPORTANT: Please reboot your system if you experience any issues with applications that use ostree (e.g., Flatpak)."
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log_info "If you encounter problems, you can revert by reinstalling the original ostree packages from the ${TARGET_RELEASE} repositories." |