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unified-isos: Resolve symlinks

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If the compose is configured to use symlinks for packages, the unified
ISO would include the symlinks which is useless.

Instead, let's check and replace any symlinks pointing outside of the
compose with the actual file.

JIRA: RHELCMP-13802
Signed-off-by: Lubomír Sedlář <lsedlar@redhat.com>
This commit is contained in:
Lubomír Sedlář 2024-06-07 15:18:45 +02:00
parent 4a5106375e
commit 8ced384540
1 changed files with 7 additions and 0 deletions
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7
pungi_utils/unified_isos.py
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@ -148,6 +148,13 @@ class UnifiedISO(object):
new_path = os.path.join(self.temp_dir, "trees", arch, old_relpath)
makedirs(os.path.dirname(new_path))
# Resolve symlinks to external files. Symlinks within the
# provided `dir` are kept.
if os.path.islink(old_path):
real_path = os.readlink(old_path)
abspath = os.path.normpath(os.path.join(os.path.dirname(old_path), real_path))
if not abspath.startswith(dir):
old_path = real_path
try:
self.linker.link(old_path, new_path)
except OSError as exc: