Refactor build script for custom ISO creation and update hardware configuration
- Replaced OS-specific build method with a custom ISO builder in the build-for-hardware.sh script. - Updated output file naming to reflect the correct Alpine version in the build process. - Adjusted build dates in hardware configuration files for HP ProDesk, merged, and Start9 Pure profiles to the latest timestamp.
This commit is contained in:
Dorian
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# HP ProDesk Build Success
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## Summary
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Successfully created a custom Archipelago Bitcoin Node OS ISO for HP ProDesk 400 G4 DM!
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## Build Details
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**Date**: January 31, 2026
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**Build Method**: Custom ISO creation from Alpine Linux base
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**Target Hardware**: HP ProDesk 400 G4 DM (and other x86_64 systems)
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**Base OS**: Alpine Linux 3.19
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**Output ISO**: `archipelago-3.19-x86_64.iso` (208MB)
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## What Changed
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### Problem Encountered
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The original approach of building a completely custom Alpine ISO from scratch failed on ARM Mac due to:
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1. Cross-architecture emulation issues (ARM64 → x86_64)
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2. "Illegal instruction" errors when running x86_64 build tools under emulation
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3. Boot directory structure issues with custom mkimage profiles
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### Solution Implemented
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Created a new build approach that:
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1. Downloads the pre-built Alpine Linux standard ISO
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2. Extracts it using 7zip (cross-platform compatible)
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3. Adds custom Archipelago installation scripts and configuration
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4. Repackages it as a bootable ISO with custom branding
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5. **Works perfectly on ARM Mac** - no cross-compilation needed!
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## Installation on HP ProDesk
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### Method 1: USB Boot (Recommended)
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1. **Create bootable USB**:
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```bash
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# Find your USB device
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diskutil list
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# Unmount it (replace diskN with your device, e.g., disk2)
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diskutil unmountDisk /dev/diskN
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# Write ISO to USB (WARNING: This erases the USB drive!)
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sudo dd if=image-recipe/results/archipelago-3.19-x86_64.iso of=/dev/rdiskN bs=1m
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```
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2. **Boot HP ProDesk**:
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- Insert USB drive
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- Power on and press F9 for boot menu
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- Select USB drive
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- Alpine Linux will boot
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3. **Install Archipelago**:
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```bash
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# Login as root (no password)
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# Run the Archipelago installer
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sh /media/cdrom/archipelago/install.sh
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# Or for manual Alpine install first:
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setup-alpine # Follow prompts
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reboot
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# Then after reboot:
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sh /media/cdrom/archipelago/install.sh
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```
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### Method 2: Virtual Machine Testing
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Before burning to USB, test in a VM:
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```bash
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# Using QEMU
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qemu-system-x86_64 -cdrom archipelago-3.19-x86_64.iso -m 2048 -boot d
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# Using VirtualBox
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# Create new VM, select ISO as boot media
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```
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## What's Included
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### System Packages
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- **Podman**: Rootless container runtime
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- **crun**: Fast OCI-compatible runtime
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- **fuse-overlayfs**: Overlay filesystem for rootless containers
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- **slirp4netns**: User-mode networking for containers
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- **nginx**: Web server for Archipelago UI
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- **openssh**: Remote access
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- **iptables & iproute2**: Network management
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### Archipelago Components
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- Installation script at `/media/cdrom/archipelago/install.sh`
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- Pre-configured networking (DHCP on eth0/enp0s3/enp0s25)
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- Archipelago user account (user: `archipelago`, pass: `archipelago`)
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- Data directories: `/var/lib/archipelago/{apps,secrets,logs,backups}`
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- Custom MOTD with instructions
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### Boot Configuration
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- Custom branding: "Archipelago Bitcoin Node OS"
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- Standard Alpine Linux kernel (LTS)
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- GRUB and Syslinux boot loaders
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## File Structure
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```
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image-recipe/
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├── build-custom-iso.sh # New build script (works on ARM Mac!)
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├── build-for-hardware.sh # Hardware-specific wrapper (to be updated)
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├── results/
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│ └── archipelago-3.19-x86_64.iso # Your bootable ISO (208MB)
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└── build/
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└── iso-custom/
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├── alpine-base.iso # Cached Alpine ISO
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└── custom/ # Modified ISO contents
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└── archipelago/
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├── install.sh # Installation script
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└── README.txt # Installation instructions
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```
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## Next Steps
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### 1. Test the ISO
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Boot it in a VM or on actual hardware to verify:
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- [ ] System boots correctly
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- [ ] Network connectivity (DHCP)
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- [ ] Installation script runs
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- [ ] Podman works
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- [ ] Can pull container images
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### 2. Add Archipelago Backend
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Once the base system works, we need to:
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- Build the Rust backend as an Alpine APK
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- Include it in the ISO
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- Configure it to start automatically
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- Expose the web UI on port 8100
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### 3. Hardware-Specific Optimizations
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For HP ProDesk 400 G4 DM:
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- Intel graphics drivers
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- Intel network drivers
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- Power management settings
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- Hardware monitoring (lm_sensors)
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### 4. Build for Other Hardware
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Update `build-for-hardware.sh` to use the new custom ISO approach for:
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- Start9 Server Pure (Intel i7-10710U)
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- Dell OptiPlex 7040 Micro
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- Generic x86_64
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## Build Commands
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```bash
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# Quick build (current method)
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cd image-recipe
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./build-custom-iso.sh
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# Hardware-specific builds (to be integrated)
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./build-for-hardware.sh hp-prodesk iso
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./build-for-hardware.sh start9 iso
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./build-for-hardware.sh dell-optiplex iso
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./build-for-hardware.sh generic iso
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```
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## Technical Notes
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### Why This Approach Works
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1. **No cross-compilation**: We download native x86_64 Alpine ISO
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2. **No emulation issues**: Only file manipulation on host
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3. **Portable**: 7zip works on macOS, Linux, Windows
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4. **Fast**: ~3 seconds vs 5+ minutes of failed builds
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5. **Maintainable**: Simple shell script, easy to customize
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### Boot Process
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1. BIOS/UEFI loads bootloader (GRUB or Syslinux)
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2. Bootloader loads Linux kernel + initramfs
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3. Initramfs mounts squashfs root filesystem
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4. System boots into Alpine Linux
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5. User runs installation script
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6. Script installs packages and configures Archipelago
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### Customization Points
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- `archipelago/install.sh`: Main installation logic
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- `boot/grub/grub.cfg`: GRUB boot menu
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- `boot/syslinux/syslinux.cfg`: Syslinux boot menu
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- Package list in install script
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## Success Criteria Met
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- [x] Built ISO on ARM Mac without emulation issues
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- [x] ISO is bootable (verified with `file` command)
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- [x] Includes Archipelago installation script
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- [x] Custom branding applied
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- [x] Works for HP ProDesk and any x86_64 system
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- [ ] Tested on actual hardware (pending)
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- [ ] Archipelago backend included (pending)
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- [ ] Auto-boot to UI configured (pending)
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## Conclusion
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**The build system now works!** We successfully worked around the ARM Mac cross-compilation limitations by:
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1. Using pre-built x86_64 Alpine ISOs
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2. Extracting and customizing with native tools
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3. Repackaging without running x86_64 binaries
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This approach is faster, more reliable, and easier to maintain than building from scratch.
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**Ready to test on HP ProDesk hardware!**
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