ActionsOwner

Quick Start

R.deployment :backend do
  container do
    liveness_probe.use_http '/api/status/liveness'

    lifecycle.post_start.use_command 'rm', '/data/lock'
  end
end

ActionsOwner

Property	Kubernetes property	Type
exec	exec	ExecAction
http_get	httpGet	HTTPGetAction
tcp_socket	tcpSocket	TCPSocketAction

use_command

Creates, configures and assigns ExecAction with the specified command and arguments:

container do
  liveness_probe do
    use_command 'ls', '-ld', '/data/output.data'
  end
end

use_http

Creates, configures and assigns HTTPGetAction with path and optional port, providing ability to continue configuration in block:

container do
  liveness_probe do
    # Check /api/status endpoint
    use_http '/api/status'

    # Check /api/status endpoint at port 8080
    use_http '/api/status', 8080

    # Check /api/status endpoint passing Host header
    use_http '/api/status' do
      header Host: 'www.example.org'
    end
  end
end

use_tcp

Creates and assigns TCPSocketAction with the provided port and optional host:

container do
  liveness_probe do
    # Check port 5432
    use_tcp 5432

    # Check port 5432 of host gamma.example.org
    use_tcp 5432, 'gamma.example.org'
  end
end

ExecAction

Kubernetes Documentation

Property	Kubernetes property	Type
command	command	Array of String

HTTPGetAction

Kubernetes Documentation

Property	Kubernetes property	Type
host	host	String
http_headers	httpHeaders	Array of HTTPHeader
path	path	String
scheme	scheme	String

headers

Add set of headers to the http_headers array. An alias header is provided for aesthetic purposes:

http_get '/api/status' do
  headers Host: 'www.example.org',
          'Content-Type': 'application/json'
end

HTTPHeader

Kubernetes Documentation

Property	Kubernetes property	Type
name	name	String
value	value	String

TCPSocketAction

Kubernetes Documentation

Property	Kubernetes property	Type
host	host	String
port	port	Integer or String