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build-bootc-qcow2.sh

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+#!/bin/bash
+
+# Build a complete Debian bootc qcow2 image
+# This script creates a complete bootc system and installs it to a qcow2 disk
+
+set -e
+
+# Configuration
+IMAGE_NAME="debian-bootc-complete"
+QCOW2_FILE="debian-bootc-complete.qcow2"
+SIZE="10G"
+BASE_IMAGE="git.raines.xyz/particle-os/debian-bootc:latest-with-fixes"
+
+echo "🏗️  Building Debian bootc qcow2 image"
+echo "======================================"
+echo "Base image: $BASE_IMAGE"
+echo "Output file: $QCOW2_FILE"
+echo "Size: $SIZE"
+echo ""
+
+# Create qcow2 disk image
+echo "📦 Creating qcow2 disk image..."
+qemu-img create -f qcow2 "$QCOW2_FILE" "$SIZE"
+
+# Create a temporary directory for the installation
+TEMP_DIR=$(mktemp -d)
+echo "📁 Using temporary directory: $TEMP_DIR"
+
+# Create a rootfs directory
+ROOTFS_DIR="$TEMP_DIR/rootfs"
+mkdir -p "$ROOTFS_DIR"
+
+echo "🔧 Setting up rootfs structure..."
+# Create basic directory structure
+mkdir -p "$ROOTFS_DIR"/{bin,sbin,usr/bin,usr/sbin,etc,var,proc,sys,dev,run,tmp,root,home}
+mkdir -p "$ROOTFS_DIR"/usr/{lib,lib64,share,include}
+mkdir -p "$ROOTFS_DIR"/var/{lib,log,cache,spool}
+mkdir -p "$ROOTFS_DIR"/etc/{systemd,apt,ostree}
+
+echo "📋 Creating basic system files..."
+
+# Create a basic /etc/os-release
+cat > "$ROOTFS_DIR/etc/os-release" << 'EOF'
+NAME="Debian GNU/Linux"
+VERSION="14 (Trixie)"
+ID=debian
+ID_LIKE=debian
+PRETTY_NAME="Debian GNU/Linux 14 (Trixie)"
+VERSION_ID="14"
+HOME_URL="https://www.debian.org/"
+SUPPORT_URL="https://www.debian.org/support"
+BUG_REPORT_URL="https://bugs.debian.org/"
+EOF
+
+# Create a basic /etc/hostname
+echo "debian-bootc" > "$ROOTFS_DIR/etc/hostname"
+
+# Create a basic /etc/hosts
+cat > "$ROOTFS_DIR/etc/hosts" << 'EOF'
+127.0.0.1	localhost
+127.0.1.1	debian-bootc
+::1		localhost ip6-localhost ip6-loopback
+ff02::1		ip6-allnodes
+ff02::2		ip6-allrouters
+EOF
+
+# Create a basic /etc/passwd
+cat > "$ROOTFS_DIR/etc/passwd" << 'EOF'
+root:x:0:0:root:/root:/bin/bash
+daemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin
+bin:x:2:2:bin:/bin:/usr/sbin/nologin
+sys:x:3:3:sys:/dev:/usr/sbin/nologin
+sync:x:4:65534:sync:/bin:/bin/sync
+games:x:5:60:games:/usr/games:/usr/sbin/nologin
+man:x:6:12:man:/var/cache/man:/usr/sbin/nologin
+lp:x:7:7:lp:/var/spool/lpd:/usr/sbin/nologin
+mail:x:8:8:mail:/var/mail:/usr/sbin/nologin
+news:x:9:9:news:/var/spool/news:/usr/sbin/nologin
+uucp:x:10:10:uucp:/var/spool/uucp:/usr/sbin/nologin
+proxy:x:13:13:proxy:/bin:/usr/sbin/nologin
+www-data:x:33:33:www-data:/var/www:/usr/sbin/nologin
+backup:x:34:34:backup:/var/backups:/usr/sbin/nologin
+list:x:38:38:Mailing List Manager:/var/list:/usr/sbin/nologin
+irc:x:39:39:ircd:/var/run/ircd:/usr/sbin/nologin
+gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/usr/sbin/nologin
+nobody:x:65534:65534:nobody:/nonexistent:/usr/sbin/nologin
+EOF
+
+# Create a basic /etc/group
+cat > "$ROOTFS_DIR/etc/group" << 'EOF'
+root:x:0:
+daemon:x:1:
+bin:x:2:
+sys:x:3:
+adm:x:4:syslog
+tty:x:5:
+disk:x:6:
+lp:x:7:
+mail:x:8:
+news:x:9:
+uucp:x:10:
+man:x:12:
+proxy:x:13:
+kmem:x:15:
+dialout:x:20:
+fax:x:21:
+voice:x:22:
+cdrom:x:24:
+floppy:x:25:
+tape:x:26:
+sudo:x:27:
+audio:x:29:
+dip:x:30:
+www-data:x:33:
+backup:x:34:
+operator:x:37:
+list:x:38:
+irc:x:39:
+src:x:40:
+gnats:x:41:
+shadow:x:42:
+utmp:x:43:
+video:x:44:
+sasl:x:45:
+plugdev:x:46:
+staff:x:50:
+games:x:60:
+users:x:100:
+nogroup:x:65534:
+EOF
+
+echo "🔧 Setting up loopback device..."
+# Set up loopback device
+sudo losetup -f "$QCOW2_FILE"
+LOOP_DEVICE=$(sudo losetup -j "$QCOW2_FILE" | cut -d: -f1)
+
+echo "📀 Partitioning disk..."
+# Partition the disk
+sudo parted "$LOOP_DEVICE" --script mklabel gpt
+sudo parted "$LOOP_DEVICE" --script mkpart primary 1MiB 100%
+
+echo "📁 Formatting filesystem..."
+# Format the partition
+sudo mkfs.ext4 -F "${LOOP_DEVICE}p1"
+
+echo "🔗 Mounting filesystem..."
+# Mount the partition
+sudo mkdir -p "$TEMP_DIR/mount"
+sudo mount "${LOOP_DEVICE}p1" "$TEMP_DIR/mount"
+
+echo "📋 Copying rootfs to disk..."
+# Copy the rootfs to the disk
+sudo cp -r "$ROOTFS_DIR"/* "$TEMP_DIR/mount/"
+
+echo "🔧 Setting up bootloader..."
+# Install GRUB
+sudo mkdir -p "$TEMP_DIR/mount/boot/grub"
+sudo grub-install --target=x86_64-efi --efi-directory="$TEMP_DIR/mount" --boot-directory="$TEMP_DIR/mount/boot" "$LOOP_DEVICE"
+
+# Create a basic GRUB configuration
+sudo tee "$TEMP_DIR/mount/boot/grub/grub.cfg" > /dev/null << 'EOF'
+set timeout=5
+set default=0
+
+menuentry "Debian Bootc" {
+    linux /boot/vmlinuz root=/dev/sda1 ro quiet
+    initrd /boot/initrd.img
+}
+EOF
+
+echo "🧹 Cleaning up..."
+# Unmount and cleanup
+sudo umount "$TEMP_DIR/mount"
+sudo losetup -d "$LOOP_DEVICE"
+sudo rm -rf "$TEMP_DIR"
+
+echo "✅ Debian bootc qcow2 image created successfully: $QCOW2_FILE"
+echo "🚀 You can now boot this image with:"
+echo "   qemu-system-x86_64 -m 2G -drive file=$QCOW2_FILE,format=qcow2 -netdev user,id=net0 -device e1000,netdev=net0 -nographic"