Struct Users 

pub struct Users { /* private fields */ }

Holds 2 hashmaps, one for users, one for groups. it looks into /etc/passwd and /etc/group to map uid & gid to user name or group name. Holding them avoid to access the files every time.

Implementations

impl Users

pub fn only_users() -> Self

pub fn update(&mut self)

Refresh the users from /etc/passwd and /etc/groups

pub fn get_user_by_uid(&self, uid: u32) -> Option<&String>

Name of the user from its uid.

pub fn get_group_by_gid(&self, gid: u32) -> Option<&String>

Name of the group from its gid.

Trait Implementations

impl Clone for Users

fn clone(&self) -> Users

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Users

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for Users

fn default() -> Self

Creates both hashmaps of uid:user and gid:group read from /etc/passwd and /etc/groups.