diff options
Diffstat (limited to 'build.sh')
| -rwxr-xr-x | build.sh | 164 |
1 files changed, 99 insertions, 65 deletions
@@ -1,6 +1,9 @@ #!/bin/bash # build.sh - Build the custom Arch ZFS installation ISO # Must be run as root +# +# Uses linux-lts kernel with zfs-dkms from archzfs.com repository. +# DKMS builds ZFS from source, ensuring it always matches the kernel version. set -e @@ -9,7 +12,9 @@ PROFILE_DIR="$SCRIPT_DIR/profile" WORK_DIR="$SCRIPT_DIR/work" OUT_DIR="$SCRIPT_DIR/out" CUSTOM_DIR="$SCRIPT_DIR/custom" -ZFS_PKG_DIR="$SCRIPT_DIR/zfs-packages" + +# Live ISO root password (for SSH access during testing/emergencies) +LIVE_ROOT_PASSWORD="archzfs" # Colors for output RED='\033[0;31m' @@ -30,40 +35,6 @@ command -v mkarchiso >/dev/null 2>&1 || { pacman -Sy --noconfirm archiso } -# Get current kernel version -KERNEL_VER=$(pacman -Si linux | grep Version | awk '{print $3}') -info "Current Arch kernel version: $KERNEL_VER" - -# Download ZFS packages from GitHub releases -info "Downloading ZFS packages for kernel $KERNEL_VER..." -mkdir -p "$ZFS_PKG_DIR" - -# Find matching ZFS packages from experimental release -ZFS_LINUX_URL=$(curl -s https://api.github.com/repos/archzfs/archzfs/releases/tags/experimental | \ - jq -r ".assets[] | select(.name | contains(\"zfs-linux-\") and contains(\"${KERNEL_VER}\") and (contains(\"-headers\") | not) and contains(\".pkg.tar.zst\") and (contains(\".sig\") | not)) | .browser_download_url" | head -1) - -ZFS_UTILS_URL=$(curl -s https://api.github.com/repos/archzfs/archzfs/releases/tags/experimental | \ - jq -r '.assets[] | select(.name | contains("zfs-utils-") and contains(".pkg.tar.zst") and (contains(".sig") | not) and (contains("debug") | not)) | .browser_download_url' | head -1) - -if [[ -z "$ZFS_LINUX_URL" ]]; then - warn "No ZFS package found for kernel $KERNEL_VER in experimental" - warn "Checking other releases..." - - # Try to find any recent zfs-linux package - ZFS_LINUX_URL=$(curl -s https://api.github.com/repos/archzfs/archzfs/releases | \ - jq -r ".[].assets[] | select(.name | contains(\"zfs-linux-\") and contains(\"6.18\") and (contains(\"-headers\") | not) and contains(\".pkg.tar.zst\") and (contains(\".sig\") | not)) | .browser_download_url" | head -1) -fi - -if [[ -z "$ZFS_LINUX_URL" || -z "$ZFS_UTILS_URL" ]]; then - error "Could not find matching ZFS packages. The archzfs repo may not have packages for kernel $KERNEL_VER yet." -fi - -info "Downloading: $(basename "$ZFS_LINUX_URL")" -wget -q -N -P "$ZFS_PKG_DIR" "$ZFS_LINUX_URL" || error "Failed to download zfs-linux" - -info "Downloading: $(basename "$ZFS_UTILS_URL")" -wget -q -N -P "$ZFS_PKG_DIR" "$ZFS_UTILS_URL" || error "Failed to download zfs-utils" - # Clean previous builds if [[ -d "$WORK_DIR" ]]; then warn "Removing previous work directory..." @@ -75,12 +46,72 @@ info "Copying base releng profile..." rm -rf "$PROFILE_DIR" cp -r /usr/share/archiso/configs/releng "$PROFILE_DIR" -# Add our custom packages (NOT zfs - we'll install that separately) -info "Adding custom packages..." +# Switch from linux to linux-lts +info "Switching to linux-lts kernel..." +sed -i 's/^linux$/linux-lts/' "$PROFILE_DIR/packages.x86_64" +sed -i 's/^linux-headers$/linux-lts-headers/' "$PROFILE_DIR/packages.x86_64" +# broadcom-wl depends on linux, use DKMS version instead +sed -i 's/^broadcom-wl$/broadcom-wl-dkms/' "$PROFILE_DIR/packages.x86_64" + +# Update bootloader configs to use linux-lts kernel +info "Updating bootloader configurations for linux-lts..." + +# UEFI systemd-boot entries +for entry in "$PROFILE_DIR"/efiboot/loader/entries/*.conf; do + if [[ -f "$entry" ]]; then + sed -i 's/vmlinuz-linux/vmlinuz-linux-lts/g' "$entry" + sed -i 's/initramfs-linux\.img/initramfs-linux-lts.img/g' "$entry" + fi +done + +# BIOS syslinux entries +for cfg in "$PROFILE_DIR"/syslinux/*.cfg; do + if [[ -f "$cfg" ]]; then + sed -i 's/vmlinuz-linux/vmlinuz-linux-lts/g' "$cfg" + sed -i 's/initramfs-linux\.img/initramfs-linux-lts.img/g' "$cfg" + fi +done + +# GRUB config +if [[ -f "$PROFILE_DIR/grub/grub.cfg" ]]; then + sed -i 's/vmlinuz-linux/vmlinuz-linux-lts/g' "$PROFILE_DIR/grub/grub.cfg" + sed -i 's/initramfs-linux\.img/initramfs-linux-lts.img/g' "$PROFILE_DIR/grub/grub.cfg" +fi + +# Update mkinitcpio preset for linux-lts (archiso uses custom preset) +if [[ -f "$PROFILE_DIR/airootfs/etc/mkinitcpio.d/linux.preset" ]]; then + # Rename to linux-lts.preset and update paths + mv "$PROFILE_DIR/airootfs/etc/mkinitcpio.d/linux.preset" \ + "$PROFILE_DIR/airootfs/etc/mkinitcpio.d/linux-lts.preset" + sed -i 's/vmlinuz-linux/vmlinuz-linux-lts/g' \ + "$PROFILE_DIR/airootfs/etc/mkinitcpio.d/linux-lts.preset" + sed -i 's/initramfs-linux/initramfs-linux-lts/g' \ + "$PROFILE_DIR/airootfs/etc/mkinitcpio.d/linux-lts.preset" + sed -i "s/'linux' package/'linux-lts' package/g" \ + "$PROFILE_DIR/airootfs/etc/mkinitcpio.d/linux-lts.preset" +fi + +# Add archzfs repository to pacman.conf +info "Adding archzfs repository..." +cat >> "$PROFILE_DIR/pacman.conf" << 'EOF' + +[archzfs] +Server = https://archzfs.com/$repo/$arch +SigLevel = Optional TrustAll +EOF + +# Add ZFS and our custom packages +info "Adding ZFS and custom packages..." cat >> "$PROFILE_DIR/packages.x86_64" << 'EOF' +# ZFS support (DKMS builds from source - always matches kernel) +zfs-dkms +zfs-utils +linux-lts-headers + # Additional networking wget +networkmanager # Development tools for Claude Code nodejs @@ -106,11 +137,30 @@ sed -i 's/^iso_name=.*/iso_name="archzfs-claude"/' "$PROFILE_DIR/profiledef.sh" # Create airootfs directories mkdir -p "$PROFILE_DIR/airootfs/usr/local/bin" mkdir -p "$PROFILE_DIR/airootfs/code" -mkdir -p "$PROFILE_DIR/airootfs/var/cache/zfs-packages" +mkdir -p "$PROFILE_DIR/airootfs/etc/systemd/system/multi-user.target.wants" + +# Enable SSH on live ISO +info "Enabling SSH on live ISO..." +ln -sf /usr/lib/systemd/system/sshd.service \ + "$PROFILE_DIR/airootfs/etc/systemd/system/multi-user.target.wants/sshd.service" + +# Set root password for live ISO +info "Setting root password for live ISO..." +mkdir -p "$PROFILE_DIR/airootfs/etc" +# Generate password hash +PASS_HASH=$(openssl passwd -6 "$LIVE_ROOT_PASSWORD") +# Create shadow file entry (will be merged with existing) +cat > "$PROFILE_DIR/airootfs/etc/shadow" << EOF +root:${PASS_HASH}:19000:0:99999:7::: +EOF +chmod 400 "$PROFILE_DIR/airootfs/etc/shadow" -# Copy ZFS packages to airootfs for installation during boot -info "Copying ZFS packages to ISO..." -cp "$ZFS_PKG_DIR"/*.pkg.tar.zst "$PROFILE_DIR/airootfs/var/cache/zfs-packages/" +# Allow root SSH login with password (for testing) +mkdir -p "$PROFILE_DIR/airootfs/etc/ssh/sshd_config.d" +cat > "$PROFILE_DIR/airootfs/etc/ssh/sshd_config.d/allow-root.conf" << 'EOF' +PermitRootLogin yes +PasswordAuthentication yes +EOF # Copy our custom scripts info "Copying custom scripts..." @@ -118,26 +168,6 @@ cp "$CUSTOM_DIR/install-archzfs" "$PROFILE_DIR/airootfs/usr/local/bin/" cp "$CUSTOM_DIR/install-claude" "$PROFILE_DIR/airootfs/usr/local/bin/" cp "$CUSTOM_DIR/archsetup-zfs" "$PROFILE_DIR/airootfs/usr/local/bin/" -# Create ZFS setup script that runs on boot -cat > "$PROFILE_DIR/airootfs/usr/local/bin/zfs-setup" << 'ZFSSETUP' -#!/bin/bash -# Install ZFS packages and load module -# Run this first after booting the ISO - -set -e - -echo "Installing ZFS packages..." -pacman -U --noconfirm /var/cache/zfs-packages/*.pkg.tar.zst - -echo "Loading ZFS module..." -modprobe zfs - -echo "" -echo "ZFS is ready! You can now run:" -echo " install-archzfs" -echo "" -ZFSSETUP - # Set permissions in profiledef.sh info "Setting file permissions..." if grep -q "file_permissions=" "$PROFILE_DIR/profiledef.sh"; then @@ -151,7 +181,7 @@ if grep -q "file_permissions=" "$PROFILE_DIR/profiledef.sh"; then /)/ i\ ["/usr/local/bin/archsetup-zfs"]="0:0:755" }' "$PROFILE_DIR/profiledef.sh" sed -i '/^file_permissions=(/,/)/ { - /)/ i\ ["/usr/local/bin/zfs-setup"]="0:0:755" + /)/ i\ ["/etc/shadow"]="0:0:400" }' "$PROFILE_DIR/profiledef.sh" fi @@ -180,9 +210,13 @@ if [[ -f "$ISO_FILE" ]]; then echo "" info "To test: ./scripts/test-vm.sh" echo "" - info "After booting, run:" - echo " zfs-setup # Install ZFS and load module" - echo " install-archzfs # Run the installer" + info "After booting:" + echo " - ZFS is pre-loaded (no setup needed)" + echo " - SSH is enabled (root password: $LIVE_ROOT_PASSWORD)" + echo " - Run 'install-archzfs' to start installation" + echo "" + info "SSH access (from host):" + echo " ssh -p 2222 root@localhost" else error "Build failed - no ISO file found" fi |