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proxmox: constify CreateOptions methods and add helpers

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Adds convenience helpers `.owner_root()`.
Unfortunately for the group equivalent `nix` needs to have
const `Gid` constructors...

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
This commit is contained in:
Wolfgang Bumiller 2021-04-21 11:32:07 +02:00
parent 6eef946e20
commit 4dda9b5865
1 changed files with 23 additions and 3 deletions
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26
proxmox/src/tools/fs.rs
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@ -219,20 +219,40 @@ impl CreateOptions {
}
}
pub fn perm(mut self, perm: stat::Mode) -> Self {
pub const fn perm(mut self, perm: stat::Mode) -> Self {
self.perm = Some(perm);
self
}
pub fn owner(mut self, owner: Uid) -> Self {
pub const fn owner(mut self, owner: Uid) -> Self {
self.owner = Some(owner);
self
}
pub fn group(mut self, group: Gid) -> Self {
pub const fn group(mut self, group: Gid) -> Self {
self.group = Some(group);
self
}
/// Convenience shortcut around having to import `Uid` from nix.
pub const fn owner_root(self) -> Self {
self.owner(nix::unistd::ROOT)
}
// TODO: once 'nix' has `const fn` constructors for Uid and Gid we can enable these:
/*
/// Convenience shortcut around having to import `Gid` from nix.
pub const fn group_root(self) -> Self {
// nix hasn't constified these yet, but it's just an alias to gid_t:
self.group(Gid::from_raw(0))
}
/// Convenience shortcut to set both owner and group to 0.
pub const fn root_only(self) -> Self {
self.owner_root().group_root()
}
*/
}
/// Creates directory at the provided path with specified ownership.