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Merge pull request #12586 from xokdvium/refactor/chmod-if-needed

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{libutil,libstore}: Factor out chmodIfNeeded
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Robert Hensing 2025-03-15 09:06:28 +00:00 • committed by GitHub
commit e4bda20918
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4 changed files with 58 additions and 5 deletions
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5
src/libstore/local-store.cc
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@ -135,13 +135,10 @@ LocalStore::LocalStore(
for (auto & perUserDir : {profilesDir + "/per-user", gcRootsDir + "/per-user"}) {
createDirs(perUserDir);
if (!readOnly) {
auto st = lstat(perUserDir);
// Skip chmod call if the directory already has the correct permissions (0755).
// This is to avoid failing when the executing user lacks permissions to change the directory's permissions
// even if it would be no-op.
if ((st.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO)) != 0755 && chmod(perUserDir.c_str(), 0755) == -1)
throw SysError("could not set permissions on '%s' to 755", perUserDir);
chmodIfNeeded(perUserDir, 0755, S_IRWXU | S_IRWXG | S_IRWXO);
}
}