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binfmt/cli: add cmd_status(), improve logging

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InsanePrawn 2023-05-01 05:28:54 +02:00 • committed by Prawn
parent fd4495dd58
commit eb2b0a6c75
1 changed files with 31 additions and 8 deletions
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39
binfmt/cli.py
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@ -1,21 +1,44 @@
import click
import os
from typing import Optional
from constants import Arch, ARCHES
from .binfmt import binfmt_unregister
from .binfmt import binfmt_unregister, binfmt_is_registered
cmd_binfmt = click.Group('binfmt', help='Manage qemu binfmt for executing foreign architecture binaries')
arch_arg = click.argument('arch', type=click.Choice(ARCHES))
arches_arg = click.argument('arches', type=click.Choice(ARCHES), nargs=-1, required=True)
arches_arg_optional = click.argument('arches', type=click.Choice(ARCHES), nargs=-1, required=False)
@cmd_binfmt.command('register', help='Register a binfmt handler with the kernel')
@arch_arg
def cmd_register(arch: Arch, disable_chroot: bool = False):
@arches_arg
def cmd_register(arches: list[Arch], disable_chroot: bool = False):
from packages.build import build_enable_qemu_binfmt
build_enable_qemu_binfmt(arch)
for arch in arches:
build_enable_qemu_binfmt(arch)
@cmd_binfmt.command('unregister', help='Unregister a binfmt handler from the kernel')
@arch_arg
def cmd_unregister(arch: Arch):
binfmt_unregister(arch)
@arches_arg_optional
def cmd_unregister(arches: Optional[list[Arch]]):
for arch in arches or ARCHES:
binfmt_unregister(arch)
@cmd_binfmt.command('status', help='Get the status of a binfmt handler from the kernel')
@arches_arg_optional
def cmd_status(arches: Optional[list[Arch]]):
for arch in arches or ARCHES:
native = arch == os.uname().machine
active = binfmt_is_registered(arch)
if native and not active:
# boooring
continue
verb = click.style(
"is" if active else "is NOT",
fg='green' if (active ^ native) else 'red',
bold=True,
)
click.echo(f'Binfmt for {arch} {verb} set up! {"(host architecture!)" if native else ""}')