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Fix URL path for reanaconda #43

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Fix URL path for reanaconda #43

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bf3e82b
reanaconda: Early quit if deps not installed
jkonecny12 Feb 28, 2024
ac681eb
reanaconda: Fix URL path to download boot files
jkonecny12 Feb 28, 2024
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30 changes: 28 additions & 2 deletions reanaconda/reanaconda.py
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Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,8 @@

import docopt

from urllib.error import HTTPError

QEMU_SENSIBLE_ARGUMENTS = [
'-enable-kvm', '-machine', 'q35', '-cpu', 'host', '-smp', '2', '-m', '2G',
'-object', 'rng-random,id=rng0,filename=/dev/urandom',
Expand All @@ -63,6 +65,18 @@
CMDLINE_KICKSTART = 'inst.ks=http://10.0.2.22/kickstart'


def check_dependencies():
ok = True
if not shutil.which("qemu-system-x86_64"):
print("'qemu-system-x86_64' needs to be installed!", file=sys.stderr)
ok = False
if not shutil.which("qemu-img"):
print("'qemu-img' needs to be installed!", file=sys.stderr)
ok = False

return ok


class DaemonHTTPServer(http.server.HTTPServer, socketserver.ThreadingMixIn):
daemon_threads = True

Expand Down Expand Up @@ -200,8 +214,7 @@ def prime(qemu_args, append, fetch_from=None):
'reanaconda/disk.img', '20G'])

if fetch_from:
_download(f'{fetch_from}/isolinux/vmlinuz', 'reanaconda/vmlinuz')
_download(f'{fetch_from}/isolinux/initrd.img', 'reanaconda/initrd.img')
_fetch_boot_files(fetch_from)
qemu_args += ['-kernel', 'reanaconda/vmlinuz',
'-initrd', 'reanaconda/initrd.img']
append += f' inst.stage2={fetch_from}'
Expand Down Expand Up @@ -229,6 +242,16 @@ def cb():
saving_done.wait()
print('exiting')

def _fetch_boot_files(url):
try:
_download(f'{url}/images/pxeboot/vmlinuz', 'reanaconda/vmlinuz')
_download(f'{url}/images/pxeboot/initrd.img', 'reanaconda/initrd.img')
except HTTPError as ex:
print(f"Can't download {url}: {ex}")
print(f"Trying older isolinux/ path instead")
_download(f'{url}/isolinux/vmlinuz', 'reanaconda/vmlinuz')
_download(f'{url}/isolinux/initrd.img', 'reanaconda/initrd.img')


def updates(updates_img, kickstart=None):
if not os.path.isdir('reanaconda'):
Expand All @@ -250,6 +273,9 @@ def cleanup():


if __name__ == '__main__':
# early quit if dependencies are not installed in the system
check_dependencies()

if len(sys.argv) < 2 or '--help' in sys.argv:
print(__doc__)
sys.exit(1)
Expand Down