Class: Kdep::Commands::Sh

Inherits:
Object
  • Object
show all
Defined in:
lib/kdep/commands/sh.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(global_options:, command_options:, args:) ⇒ Sh

Returns a new instance of Sh.



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# File 'lib/kdep/commands/sh.rb', line 16

def initialize(global_options:, command_options:, args:)
  @global_options = global_options
  @command_options = command_options
  @args = args
  @ui = Kdep::UI.new(color: false)
end

Class Method Details

.option_parser ⇒ Object 



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# File 'lib/kdep/commands/sh.rb', line 6

def self.option_parser
  OptionParser.new do |opts|
    opts.banner = "Usage: kdep sh [deploy] [container]"
    opts.separator ""
    opts.separator "Opens an interactive shell inside a running pod."
    opts.separator ""
    opts.on("-c", "--container=NAME", "Container name for multi-container pods")
  end
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/kdep/commands/sh.rb', line 23

def execute
  deploy_name = @args[0]

  # Discover kdep/ directory
  discovery = Kdep::Discovery.new
  kdep_dir = discovery.find_kdep_dir
  unless kdep_dir
    @ui.error("No kdep/ directory found")
    exit 1
  end

  # Resolve deploy directory
  deploy_dir = resolve_deploy_dir(kdep_dir, deploy_name, discovery)
  unless deploy_dir
    exit 1
  end

  # Load config
  config = Kdep::Config.new(deploy_dir, nil).load

  # Validate context before any cluster operation
  begin
    Kdep::ContextGuard.new(config["context"]).validate!
  rescue Kdep::Kubectl::Error => e
    @ui.error(e.message)
    exit 1
  end

  # Find running pod
  namespace = config["namespace"]
  app_name = config["name"]
  pod_name = find_pod(namespace, app_name)

  # Exec into pod
  exec_shell(pod_name, namespace)
end