Startup scripts for custom metrics

cluster/common.sh

@@ -545,6 +545,11 @@ EOF
 KUBELET_TEST_LOG_LEVEL: $(yaml-quote ${KUBELET_TEST_LOG_LEVEL})
 EOF
   fi
+  if [ -n "${ENABLE_CUSTOM_METRICS:-}" ]; then
+    cat >>$file <<EOF
+ENABLE_CUSTOM_METRICS: $(yaml-quote ${ENABLE_CUSTOM_METRICS})
+EOF
+  fi
   if [[ "${master}" == "true" ]]; then
     # Master-only env vars.
     cat >>$file <<EOF

cluster/gce/configure-vm.sh

@@ -395,6 +395,11 @@ EOF
 terminated_pod_gc_threshold: '$(echo "${TERMINATED_POD_GC_THRESHOLD}" | sed -e "s/'/''/g")'
 EOF
     fi
+    if [ -n "${ENABLE_CUSTOM_METRICS:-}" ]; then
+      cat <<EOF >>/srv/salt-overlay/pillar/cluster-params.sls       
+enable_custom_metrics: '$(echo "${ENABLE_CUSTOM_METRICS}" | sed -e "s/'/''/g")'
+EOF
+    fi
 }
 
 # The job of this function is simple, but the basic regular expression syntax makes

cluster/saltbase/salt/kubelet/default

@@ -163,5 +163,10 @@
   {% set log_level = pillar['kubelet_test_log_level'] -%}
 {% endif -%}
 
+{% set enable_custom_metrics = "" -%}
+{% if pillar['enable_custom_metrics'] is defined -%}
+  {% set enable_custom_metrics="--enable-custom-metrics=" + pillar['enable_custom_metrics'] %}
+{% 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 }} {{ configure_hairpin_mode }} {{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 }} {{ configure_hairpin_mode }} {{enable_custom_metrics}} {{test_args}}"

hack/verify-flags/exceptions.txt

@@ -5,6 +5,7 @@ cluster/aws/templates/configure-vm-aws.sh:  # We set the hostname_override to th
 cluster/aws/templates/configure-vm-aws.sh:  api_servers: '${API_SERVERS}'
 cluster/aws/templates/configure-vm-aws.sh:  env-to-grains "hostname_override"
 cluster/aws/templates/configure-vm-aws.sh:  env-to-grains "runtime_config"
+cluster/aws/templates/salt-minion.sh:# We set the hostname_override to the full EC2 private dns name
 cluster/centos/util.sh:  local node_ip=${node#*@}
 cluster/gce/configure-vm.sh:  advertise_address: '${EXTERNAL_IP}'
 cluster/gce/configure-vm.sh:  api_servers: '${KUBERNETES_MASTER_NAME}'
@@ -59,6 +60,7 @@ cluster/saltbase/salt/kube-proxy/kube-proxy.manifest:  {% set api_servers_with_p
 cluster/saltbase/salt/kube-proxy/kube-proxy.manifest:  {% set api_servers_with_port = api_servers -%}
 cluster/saltbase/salt/kubelet/default:  {% set api_servers_with_port = api_servers + ":6443" -%}
 cluster/saltbase/salt/kubelet/default:  {% set api_servers_with_port = api_servers -%}
+cluster/saltbase/salt/kubelet/default:  {% set enable_custom_metrics="--enable-custom-metrics=" + pillar['enable_custom_metrics'] %}
 cluster/saltbase/salt/kubelet/default:  {% set kubelet_port="--port=" + pillar['kubelet_port'] %}
 cluster/saltbase/salt/opencontrail-networking-master/init.sls:      - 'SERVICE_CLUSTER_IP_RANGE': '{{ pillar.get('service_cluster_ip_range') }}'
 cluster/saltbase/salt/opencontrail-networking-minion/init.sls:      - 'SERVICE_CLUSTER_IP_RANGE': '{{ pillar.get('service_cluster_ip_range') }}'