Kill docker daemon after configuring cbr0

cluster/saltbase/salt/kubelet/default

@@ -164,6 +164,11 @@
   {% set hairpin_mode = "--hairpin-mode=" + pillar['hairpin_mode'] -%}
 {% endif -%}
 
+{% set babysit_daemons = "" -%}
+{% if grains['cloud'] is defined and grains.cloud in [ 'aws', 'gce' ]  %}
+  {% set babysit_daemons = "--babysit-daemons=true" -%}
+{% endif -%}
+
 {% set kubelet_port = "" -%}
 {% if pillar['kubelet_port'] is defined -%}
   {% set kubelet_port="--port=" + pillar['kubelet_port'] %}
@@ -185,4 +190,4 @@
 {% endif -%}
 
 # test_args has to be kept at the end, so they'll overwrite any prior configuration
-DAEMON_ARGS="{{daemon_args}} {{api_servers_with_port}} {{debugging_handlers}} {{hostname_override}} {{cloud_provider}} {{config}} {{manifest_url}} --allow-privileged={{pillar['allow_privileged']}} {{log_level}} {{cluster_dns}} {{cluster_domain}} {{docker_root}} {{kubelet_root}} {{configure_cbr0}} {{non_masquerade_cidr}} {{cgroup_root}} {{system_container}} {{pod_cidr}} {{ master_kubelet_args }} {{cpu_cfs_quota}} {{network_plugin}} {{kubelet_port}} {{experimental_flannel_overlay}} {{ reconcile_cidr_args }} {{ hairpin_mode }} {{enable_custom_metrics}} {{runtime_container}} {{kubelet_container}} {{node_labels}} {{test_args}}"
+DAEMON_ARGS="{{daemon_args}} {{api_servers_with_port}} {{debugging_handlers}} {{hostname_override}} {{cloud_provider}} {{config}} {{manifest_url}} --allow-privileged={{pillar['allow_privileged']}} {{log_level}} {{cluster_dns}} {{cluster_domain}} {{docker_root}} {{kubelet_root}} {{configure_cbr0}} {{non_masquerade_cidr}} {{cgroup_root}} {{system_container}} {{pod_cidr}} {{ master_kubelet_args }} {{cpu_cfs_quota}} {{network_plugin}} {{kubelet_port}} {{experimental_flannel_overlay}} {{ reconcile_cidr_args }} {{ hairpin_mode }} {{enable_custom_metrics}} {{runtime_container}} {{kubelet_container}} {{node_labels}} {{babysit_daemons}} {{test_args}}"

cmd/kubelet/app/options/options.go

@@ -126,6 +126,7 @@ func NewKubeletServer() *KubeletServer {
 			ExperimentalFlannelOverlay:     experimentalFlannelOverlay,
 			OutOfDiskTransitionFrequency:   unversioned.Duration{5 * time.Minute},
 			HairpinMode:                    componentconfig.PromiscuousBridge,
+			BabysitDaemons:                 false,
 		},
 	}
 }
@@ -208,6 +209,8 @@ func (s *KubeletServer) AddFlags(fs *pflag.FlagSet) {
 	fs.StringVar(&s.RktStage1Image, "rkt-stage1-image", s.RktStage1Image, "image to use as stage1. Local paths and http/https URLs are supported. If empty, the 'stage1.aci' in the same directory as '--rkt-path' will be used")
 	fs.BoolVar(&s.ConfigureCBR0, "configure-cbr0", s.ConfigureCBR0, "If true, kubelet will configure cbr0 based on Node.Spec.PodCIDR.")
 	fs.StringVar(&s.HairpinMode, "hairpin-mode", s.HairpinMode, "How should the kubelet setup hairpin NAT. This allows endpoints of a Service to loadbalance back to themselves if they should try to access their own Service. Valid values are \"promiscuous-bridge\", \"hairpin-veth\" and \"none\".")
+	fs.BoolVar(&s.BabysitDaemons, "babysit-daemons", s.BabysitDaemons, "If true, the node has babysitter process monitoring docker and kubelet.")
+	fs.MarkDeprecated("babysit-daemons", "Will be removed in a future version.")
 	fs.IntVar(&s.MaxPods, "max-pods", s.MaxPods, "Number of Pods that can run on this Kubelet.")
 	fs.StringVar(&s.DockerExecHandlerName, "docker-exec-handler", s.DockerExecHandlerName, "Handler to use when executing a command in a container. Valid values are 'native' and 'nsenter'. Defaults to 'native'.")
 	fs.StringVar(&s.NonMasqueradeCIDR, "non-masquerade-cidr", s.NonMasqueradeCIDR, "Traffic to IPs outside this range will use IP masquerade.")

cmd/kubelet/app/server.go

@@ -253,8 +253,8 @@ func UnsecuredKubeletConfig(s *options.KubeletServer) (*KubeletConfig, error) {
 		VolumePlugins:                  ProbeVolumePlugins(s.VolumePluginDir),
 		OutOfDiskTransitionFrequency:   s.OutOfDiskTransitionFrequency.Duration,
 		HairpinMode:                    s.HairpinMode,
-
-		ExperimentalFlannelOverlay: s.ExperimentalFlannelOverlay,
+		BabysitDaemons:                 s.BabysitDaemons,
+		ExperimentalFlannelOverlay:     s.ExperimentalFlannelOverlay,
 		NodeIP: net.ParseIP(s.NodeIP),
 	}, nil
 }
@@ -766,6 +766,7 @@ type KubeletConfig struct {
 	NodeIP                     net.IP
 	ContainerRuntimeOptions    []kubecontainer.Option
 	HairpinMode                string
+	BabysitDaemons             bool
 	Options                    []kubelet.Option
 }
 
@@ -853,6 +854,7 @@ func CreateAndInitKubelet(kc *KubeletConfig) (k KubeletBootstrap, pc *config.Pod
 		kc.VolumeStatsAggPeriod,
 		kc.ContainerRuntimeOptions,
 		kc.HairpinMode,
+		kc.BabysitDaemons,
 		kc.Options,
 	)
 

docs/admin/kubelet.md

@@ -152,7 +152,7 @@ kubelet
       --volume-stats-agg-period=1m0s: Specifies interval for kubelet to calculate and cache the volume disk usage for all pods and volumes.  To disable volume calculations, set to 0.  Default: '1m'
 ```
 
-###### Auto generated by spf13/cobra on 24-Feb-2016
+###### Auto generated by spf13/cobra on 1-Mar-2016
 
 
 <!-- BEGIN MUNGE: GENERATED_ANALYTICS -->

hack/verify-flags/known-flags.txt

@@ -22,6 +22,7 @@ authorization-mode
 authorization-policy-file
 authorization-webhook-config-file
 basic-auth-file
+babysit-daemons
 bench-pods
 bench-quiet
 bench-tasks