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mkksiso: Check the iso's arch against the host's

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mkksiso cannot be run on an iso from another arch, some of the files and
tools are arch specific. Catch this problem and tell the user that the
iso doesn't match the host's architecture.

Related: rhbz#2028048
This commit is contained in:
Brian C. Lane 2021-12-07 14:13:11 -08:00
parent f4e0adc090
commit 692dc5773c
1 changed files with 10 additions and 0 deletions
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10
src/sbin/mkksiso
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@ -398,6 +398,16 @@ class MakeKickstartISO():
self.label = self.iso.label if volid is None else volid
if not self.label:
raise RuntimeError("No volume id found, cannot create iso.")
# If the iso contains a .discinfo file check the arch against the host's
if os.path.exists(os.path.join(self.iso.mount_dir, ".discinfo")):
with open(os.path.join(self.iso.mount_dir, ".discinfo")) as f:
discinfo = [l.strip() for l in f.readlines()]
log.info("iso arch = %s", discinfo[2])
if os.uname().machine != discinfo[2]:
raise RuntimeError("iso arch does not match the host arch.")
log.info("Volume Id = %s", self.label)
if os.path.exists(os.path.join(self.iso.mount_dir, "images/efiboot.img")):