Module: KBE

Defined in:
lib/kbe.rb,
lib/kbe/cli.rb,
lib/kbe/version.rb,
lib/kbe/cli/help_command.rb,
lib/kbe/cli/list_command.rb,
lib/kbe/cli/root_command.rb,
lib/kbe/cli/enter_command.rb,
lib/kbe/cli/version_command.rb

Defined Under Namespace

Modules: CLI Classes: Error

Constant Summary collapse

VERSION = 
"0.1.4"

Class Method Summary collapse

Class Method Details

.kubectl(*args) ⇒ Object 



5
6
7
8
9
10
11
12
13
 
# File 'lib/kbe.rb', line 5

def self.kubectl(*args)
  cmd = []
  cmd << "kubectl"
  cmd << args

  cmd_string = cmd.join " "
  STDERR.puts cmd_string.colorize(:light_black)
  exec cmd_string
end

.pod_by(selector) ⇒ Object 



15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
 
# File 'lib/kbe.rb', line 15

def self.pod_by(selector)
  ["app", "job-name"].each do |selector_prefix|
    magic_selector = if selector.match? "="
      selector
    else
      "#{selector_prefix}=#{selector}"
    end

    pods = `kubectl get pods --no-headers -o custom-columns=":metadata.name" --field-selector=status.phase=Running --selector=#{magic_selector}`.split("\n")
    return pods.first if pods.size == 1

    break if magic_selector == selector
    next if pods.empty?

    STDERR.puts "too many pods"
    exit 1
  end

  STDERR.puts "no pod found"
  exit 1
end