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Package user

import "os/user"
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Package user allows user account lookups by name or id.

type Group

Group represents a grouping of users.

On POSIX systems Gid contains a decimal number representing the group ID.

type Group struct {
    Gid  string // group ID
    Name string // group name
}

func LookupGroup

func LookupGroup(name string) (*Group, error)

LookupGroup looks up a group by name. If the group cannot be found, the returned error is of type UnknownGroupError.

func LookupGroupId

func LookupGroupId(gid string) (*Group, error)

LookupGroupId looks up a group by groupid. If the group cannot be found, the returned error is of type UnknownGroupIdError.

type UnknownGroupError

UnknownGroupError is returned by LookupGroup when a group cannot be found.

type UnknownGroupError string

func (UnknownGroupError) Error

func (e UnknownGroupError) Error() string

type UnknownGroupIdError

UnknownGroupIdError is returned by LookupGroupId when a group cannot be found.

type UnknownGroupIdError string

func (UnknownGroupIdError) Error

func (e UnknownGroupIdError) Error() string

type UnknownUserError

UnknownUserError is returned by Lookup when a user cannot be found.

type UnknownUserError string

func (UnknownUserError) Error

func (e UnknownUserError) Error() string

type UnknownUserIdError

UnknownUserIdError is returned by LookupId when a user cannot be found.

type UnknownUserIdError int

func (UnknownUserIdError) Error

func (e UnknownUserIdError) Error() string

type User

User represents a user account.

type User struct {
    // Uid is the user ID.
    // On POSIX systems, this is a decimal number representing the uid.
    // On Windows, this is a security identifier (SID) in a string format.
    // On Plan 9, this is the contents of /dev/user.
    Uid string
    // Gid is the primary group ID.
    // On POSIX systems, this is a decimal number representing the gid.
    // On Windows, this is a SID in a string format.
    // On Plan 9, this is the contents of /dev/user.
    Gid string
    // Username is the login name.
    Username string
    // Name is the user's real or display name.
    // It might be blank.
    // On POSIX systems, this is the first (or only) entry in the GECOS field
    // list.
    // On Windows, this is the user's display name.
    // On Plan 9, this is the contents of /dev/user.
    Name string
    // HomeDir is the path to the user's home directory (if they have one).
    HomeDir string
}

func Current

func Current() (*User, error)

Current returns the current user.

func Lookup

func Lookup(username string) (*User, error)

Lookup looks up a user by username. If the user cannot be found, the returned error is of type UnknownUserError.

func LookupId

func LookupId(uid string) (*User, error)

LookupId looks up a user by userid. If the user cannot be found, the returned error is of type UnknownUserIdError.

func (*User) GroupIds

func (u *User) GroupIds() ([]string, error)

GroupIds returns the list of group IDs that the user is a member of.