class Dockerhelper::Kubernetes
Attributes
config[R]
Public Class Methods
new(config)
click to toggle source
# File lib/dockerhelper/kubernetes.rb, line 7 def initialize(config) @config = config end
Public Instance Methods
app_full_name()
click to toggle source
# File lib/dockerhelper/kubernetes.rb, line 19 def app_full_name "#{app_name}-#{app_version}" end
app_name()
click to toggle source
# File lib/dockerhelper/kubernetes.rb, line 11 def app_name config.app_name end
app_version()
click to toggle source
# File lib/dockerhelper/kubernetes.rb, line 15 def app_version config.kube_rc_version || config.docker_repo_tag end
current_rc()
click to toggle source
# File lib/dockerhelper/kubernetes.rb, line 23 def current_rc out = Command.new("kubectl get rc -l app=#{app_name},environment=#{config.environment}", label: 'kubectl-get-rc').capture # assumes rc will be found out.lines[1].match(/^\S+/)[0] end
replication_controller_create()
click to toggle source
# File lib/dockerhelper/kubernetes.rb, line 36 def replication_controller_create Command.new("kubectl create -f #{replication_controller_filename}", label: 'kubectl-create-rc').run end
replication_controller_delete()
click to toggle source
# File lib/dockerhelper/kubernetes.rb, line 41 def replication_controller_delete Command.new("kubectl delete rc #{current_rc}", label: 'kubectl-delete-rc').run end
replication_controller_filename()
click to toggle source
# File lib/dockerhelper/kubernetes.rb, line 54 def replication_controller_filename File.join(config.kube_rc_dest_dir, "#{app_full_name}-rc.yml") end
replication_controller_yaml()
click to toggle source
# File lib/dockerhelper/kubernetes.rb, line 45 def replication_controller_yaml yaml_in = File.read(config.kube_rc_template) ERB.new(yaml_in).result(binding) end
rolling_update()
click to toggle source
# File lib/dockerhelper/kubernetes.rb, line 31 def rolling_update Command.new("kubectl rolling-update #{current_rc} -f #{replication_controller_filename}", label: 'kubectl-get-rc').run end
write_replication_controller()
click to toggle source
# File lib/dockerhelper/kubernetes.rb, line 50 def write_replication_controller File.write(replication_controller_filename, replication_controller_yaml) end