mirror of
https://git.launchpad.net/livecd-rootfs
synced 2026-03-18 13:37:42 +00:00
6175dfb3ac
Creates (or reuses) a per-suite LXD VM, mounts the livecd-rootfs checkout into it, waits for the VM to be ready, installs dependencies, and runs build-livefs inside the VM — keeping the host clean. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
127 lines
3.3 KiB
Python
Executable File
127 lines
3.3 KiB
Python
Executable File
#!/usr/bin/env python3
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import pathlib
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import subprocess
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import time
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import click
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@click.command(
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context_settings={"ignore_unknown_options": True, "allow_extra_args": True}
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)
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@click.option("--suite", required=True, help="Ubuntu suite/series (e.g. noble)")
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@click.option(
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"--vm-name",
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default=None,
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help="LXD VM name (default: livefs-builder-{suite})",
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)
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@click.argument("extra_args", nargs=-1, type=click.UNPROCESSED)
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def main(suite, vm_name, extra_args):
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livecd_rootfs_root = pathlib.Path(__file__).resolve().parent.parent
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vm_name = vm_name or f"livefs-builder-{suite}"
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host_conf = (
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pathlib.Path.home() / ".config" / "livecd-rootfs" / "build-livefs.conf"
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)
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result = subprocess.run(["lxc", "info", vm_name], capture_output=True)
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if result.returncode != 0:
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subprocess.run(
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[
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"lxc", "launch", f"ubuntu-daily:{suite}", vm_name, "--vm",
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"--config", "limits.cpu=4",
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"--config", "limits.memory=8GiB",
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"--device", "root,size=100GiB",
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],
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check=True,
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)
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device_info = subprocess.run(
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["lxc", "config", "device", "show", vm_name],
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capture_output=True,
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text=True,
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check=True,
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).stdout
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if "livecd-rootfs" not in device_info:
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subprocess.run(
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[
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"lxc",
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"config",
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"device",
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"add",
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vm_name,
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"livecd-rootfs",
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"disk",
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f"source={livecd_rootfs_root}",
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"path=/srv/livecd-rootfs",
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],
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check=True,
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)
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info = subprocess.run(
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["lxc", "info", vm_name], capture_output=True, text=True, check=True
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).stdout
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if "Status: STOPPED" in info:
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subprocess.run(["lxc", "start", vm_name], check=True)
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for _ in range(30):
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result = subprocess.run(
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["lxc", "exec", vm_name, "--", "true"], capture_output=True
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)
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if result.returncode == 0:
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break
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time.sleep(2)
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else:
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raise click.ClickException(f"VM {vm_name!r} did not become ready in time")
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subprocess.run(
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["lxc", "exec", vm_name, "--", "cloud-init", "status", "--wait"], check=True
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)
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subprocess.run(
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["lxc", "exec", vm_name, "--", "apt-get", "install", "-y", "livecd-rootfs"],
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check=True,
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)
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if host_conf.exists():
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subprocess.run(
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[
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"lxc",
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"exec",
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vm_name,
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"--",
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"mkdir",
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"-p",
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"/root/.config/livecd-rootfs",
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],
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check=True,
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)
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subprocess.run(
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[
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"lxc",
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"file",
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"push",
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str(host_conf),
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f"{vm_name}/root/.config/livecd-rootfs/build-livefs.conf",
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],
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check=True,
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)
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subprocess.run(
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[
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"lxc",
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"exec",
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vm_name,
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"--",
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"/srv/livecd-rootfs/live-build/build-livefs",
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"--suite",
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suite,
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*extra_args,
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],
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check=True,
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)
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if __name__ == "__main__":
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main()
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