Templatize l7 rc

cluster/addons/cluster-loadbalancing/glbc/glbc.yaml

@@ -1,3 +1,8 @@
+{% set kube_uid = "" -%}
+{% if pillar['kube_uid'] is defined -%}
+  {% set kube_uid = pillar['kube_uid'] %}
+{% endif -%}
+
 apiVersion: v1
 kind: ReplicationController
 metadata:
@@ -65,4 +70,5 @@ spec:
             memory: 50Mi
         args:
         - --default-backend-service=kube-system/default-http-backend
-        - --sync-period=300s
+        - --sync-period=60s
+        - --cluster-uid={{kube_uid}}

cluster/common.sh

@@ -38,6 +38,7 @@ KUBE_RELEASE_VERSION_REGEX="^v(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*
 # kube::release::parse_and_validate_ci_version()
 KUBE_CI_VERSION_REGEX="^v(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)-(beta|alpha)\\.(0|[1-9][0-9]*)(\\.(0|[1-9][0-9]*)\\+[-0-9a-z]*)?$"
 
+
 # Generate kubeconfig data for the created cluster.
 # Assumed vars:
 #   KUBE_USER
@@ -201,13 +202,14 @@ function gen-kube-bearertoken() {
     KUBE_BEARER_TOKEN=$(dd if=/dev/urandom bs=128 count=1 2>/dev/null | base64 | tr -d "=+/" | dd bs=32 count=1 2>/dev/null)
 }
 
-# Generate uuid
-# This function only works on systems with /proc/sys/kernel/random/uuid.
+# Generate uid
+# This function only works on systems with python. It generates a time based
+# UID instead of a UUID because GCE has a name length limit.
 #
 # Vars set:
-#   KUBE_UUID
-function gen-uuid {
-    KUBE_UUID=$(cat /proc/sys/kernel/random/uuid)
+#   KUBE_UID
+function gen-uid {
+    KUBE_UID=$(python -c 'import uuid; print uuid.uuid1().fields[0]')
 }
 
 
@@ -464,7 +466,7 @@ function build-kube-env {
   local file=$2
 
   build-runtime-config
-  gen-uuid
+  gen-uid
 
   rm -f ${file}
   cat >$file <<EOF
@@ -512,7 +514,7 @@ KUBE_DOCKER_REGISTRY: $(yaml-quote ${KUBE_DOCKER_REGISTRY:-})
 KUBE_ADDON_REGISTRY: $(yaml-quote ${KUBE_ADDON_REGISTRY:-})
 MULTIZONE: $(yaml-quote ${MULTIZONE:-})
 NON_MASQUERADE_CIDR: $(yaml-quote ${NON_MASQUERADE_CIDR:-})
-KUBE_UUID: $(yaml-quote ${KUBE_UUID:-})
+KUBE_UID: $(yaml-quote ${KUBE_UID:-})
 EOF
   if [ -n "${KUBELET_PORT:-}" ]; then
     cat >>$file <<EOF

cluster/gce/configure-vm.sh

@@ -439,7 +439,7 @@ manifest_url: '$(echo "$MANIFEST_URL" | sed -e "s/'/''/g")'
 manifest_url_header: '$(echo "$MANIFEST_URL_HEADER" | sed -e "s/'/''/g")'
 num_nodes: $(echo "${NUM_NODES}" | sed -e "s/'/''/g")
 e2e_storage_test_environment: '$(echo "$E2E_STORAGE_TEST_ENVIRONMENT" | sed -e "s/'/''/g")'
-kube_uuid: '$(echo "${KUBE_UUID}" | sed -e "s/'/''/g")'
+kube_uid: '$(echo "${KUBE_UID}" | sed -e "s/'/''/g")'
 EOF
     if [ -n "${KUBELET_PORT:-}" ]; then
       cat <<EOF >>/srv/salt-overlay/pillar/cluster-params.sls

cluster/saltbase/salt/kube-addons/init.sls

@@ -35,6 +35,7 @@ addon-dir-create:
   file.recurse:
     - source: salt://kube-addons/cluster-loadbalancing/glbc
     - include_pat: E@(^.+\.yaml$|^.+\.json$)
+    - template: jinja
     - user: root
     - group: root
     - dir_mode: 755