who

Get information about users who are currently logged in with ruby.
linux manual

Basic Usage

require 'kanrisuru'
host = Kanrisuru::Remote::Host.new(host: '127.0.1.1', username: 'ubuntu', keys: ['~/.ssh/id_rsa'])

result = host.who
result.success?
true

result[0].user
'ubuntu'

result[0].ip.to_s
'172.16.30.1'

Parameters

Field	Type	Description
username	`string`	Name of user to get login information about.

Result

Returns an array of UserLoggedIn struct.

UserLoggedIn Fields

Field	Type	Description
user	`string`	The name of the currently logged in user.
tty	`string`	The name of the terminal the user is logging in from.
ip	`IPAddr`	The IP address of the terminal or host the user is logging in from.
login	`string`	The time the user logged in, in a 24-hour format.
idle	`string`	The time since the user last used the terminal; displays ?xdm? if the user is currently active.
jcpu	`string`	The total run time of all system processes attached to the user's terminal.
pcpu	`string`	Elapsed time for the user's current process.
command	`string`	The name of the user's current process.

Return Example

host.who
[
  [0] #<Struct:Kanrisuru::Core::System::UserLoggedIn:0x00000730
    command = "irb",
    idle = "3.00s",
    ip = #<IPAddr: IPv4:172.16.30.1/255.255.255.255>,
    jcpu = 1.73,
    login = "19:17",
    pcpu = 1.47,
    tty = "pts/0",
    user = "ubuntu"
  >
]

Exit Status

Code	Description
0	Success
1	Failure

Tested On

Ubuntu, Debian, Centos, Fedora, Redhat, OpenSuse, SLES