Support for VRRP keepalived for Ingress

- Added function/k8scontrol-ha
- Updated type/airship-core/controlplane to point to treasuremap
  function
- added networking-ha VariableCatalogue to treasuremap-base-catlg
Issue #94

Change-Id: I5a1ea545a01f59cd2213c375e42dcbca34bbad22

manifests/function/k8scontrol-ha/kustomization.yaml

@@ -0,0 +1,13 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+resources:
+  - ../../../../airshipctl/manifests/function/k8scontrol
+
+patchesJson6902:
+- target:
+    group: controlplane.cluster.x-k8s.io
+    version: v1alpha3
+    kind: KubeadmControlPlane
+    name: cluster-controlplane
+  path:  vrrp_keepalived_patch.yaml

manifests/function/k8scontrol-ha/replacements/kustomization.yaml

@@ -0,0 +1,2 @@
+resources:
+  - networking-ha.yaml

manifests/function/k8scontrol-ha/replacements/networking-ha.yaml

@@ -0,0 +1,49 @@
+apiVersion: airshipit.org/v1alpha1
+kind: ReplacementTransformer
+metadata:
+  name: networking-ha-replacements
+  annotations:
+    config.kubernetes.io/function: |-
+      container:
+        image: quay.io/airshipit/replacement-transformer:latest
+replacements:
+- source:
+    objref:
+      kind: VariableCatalogue
+      name: networking-ha
+    fieldref: vrrp.kubernetes.virtual_ipaddress
+  target:
+    objref:
+      kind: KubeadmControlPlane
+    fieldrefs:
+      -  "spec.kubeadmConfigSpec.files[path=/etc/keepalived/keepalived.conf].content%REPLACEMENT_VIP_1%"
+- source:
+    objref:
+      kind: VariableCatalogue
+      name: networking-ha
+    fieldref: vrrp.ingress.virtual_ipaddress
+  target:
+    objref:
+      kind: KubeadmControlPlane
+    fieldrefs:
+      -  "spec.kubeadmConfigSpec.files[path=/etc/keepalived/keepalived.conf].content%REPLACEMENT_VIP_2%"
+- source:
+    objref:
+      kind: VariableCatalogue
+      name: networking-ha
+    fieldref: vrrp.kubernetes.interface
+  target:
+    objref:
+      kind: KubeadmControlPlane
+    fieldrefs:
+      -  "spec.kubeadmConfigSpec.files[path=/etc/keepalived/keepalived.conf].content%REPLACEMENT_INTERFACE_1%"
+- source:
+    objref:
+      kind: VariableCatalogue
+      name: networking-ha
+    fieldref: vrrp.ingress.interface
+  target:
+    objref:
+      kind: KubeadmControlPlane
+    fieldrefs:
+      -  "spec.kubeadmConfigSpec.files[path=/etc/keepalived/keepalived.conf].content%REPLACEMENT_INTERFACE_2%"

manifests/function/k8scontrol-ha/vrrp_keepalived_patch.yaml

@@ -0,0 +1,33 @@
+- op: add
+  path: "/spec/kubeadmConfigSpec/files/-"
+  value:
+    path: /etc/keepalived/keepalived.conf
+    content: |
+         ! Configuration File for keepalived
+         global_defs {
+         }
+         vrrp_instance KUBERNETES {
+             state BACKUP
+             interface REPLACEMENT_INTERFACE_1
+             virtual_router_id 101
+             priority 101
+             advert_int 1
+             virtual_ipaddress {
+                REPLACEMENT_VIP_1
+             }
+         }
+         vrrp_instance INGRESS {
+             state BACKUP
+             interface REPLACEMENT_INTERFACE_2
+             virtual_router_id 102
+             priority 102
+             advert_int 1
+             virtual_ipaddress {
+                REPLACEMENT_VIP_2
+             }
+         }
+- op: add
+  path: "/spec/kubeadmConfigSpec/preKubeadmCommands/-"
+  value:
+      apt-get update && apt-get install -y bridge-utils keepalived ipset ipvsadm
+      systemctl enable --now keepalived

manifests/function/treasuremap-base-catalogues/kustomization.yaml

@@ -1,2 +1,3 @@
 resources:
-  - versions-treasuremap.yaml
+  - versions-treasuremap.yaml
+  - networking-ha.yaml

manifests/function/treasuremap-base-catalogues/networking-ha.yaml

@@ -0,0 +1,15 @@
+# This catalogue alone needs to be overriden at site level based on the
+# networkign requirement like HA
+apiVersion: airshipit.org/v1alpha1
+kind: VariableCatalogue
+metadata:
+  name: networking-ha
+  labels:
+    airshipit.org/deploy-k8s: "false"
+vrrp:
+  kubernetes:
+    interface: bond.51
+    virtual_ipaddress: 10.23.25.101
+  ingress:
+    interface: bond.51
+    virtual_ipaddress: 10.23.25.102

manifests/site/test-site/ephemeral/catalogues/cleanup/smp.yaml

@@ -33,3 +33,9 @@ patches: |-
   metadata:
     name: versions-treasuremap
   $patch: delete
+  ---
+  apiVersion: airshipit.org/v1alpha1
+  kind: VariableCatalogue
+  metadata:
+    name: networking-ha
+  $patch: delete

manifests/site/test-site/target/catalogues/cleanup/smp.yaml

@@ -33,3 +33,9 @@ patches: |-
   metadata:
     name: versions-treasuremap
   $patch: delete
+  ---
+  apiVersion: airshipit.org/v1alpha1
+  kind: VariableCatalogue
+  metadata:
+    name: networking-ha
+  $patch: delete

manifests/site/test-site/target/catalogues/kustomization.yaml

@@ -9,3 +9,4 @@ resources:
 patchesStrategicMerge:
   - versions-airshipctl.yaml
   - networking.yaml
+  - networking-ha.yaml

manifests/site/test-site/target/catalogues/networking-ha.yaml

@@ -0,0 +1,15 @@
+# This catalogue alone needs to be overriden at site level based on the
+# networkign requirement like HA
+apiVersion: airshipit.org/v1alpha1
+kind: VariableCatalogue
+metadata:
+  name: networking-ha
+  labels:
+    airshipit.org/deploy-k8s: "false"
+vrrp:
+  kubernetes:
+    interface: bond.41
+    virtual_ipaddress: 10.23.25.103
+  ingress:
+    interface: bond.41
+    virtual_ipaddress: 10.23.25.104

manifests/site/test-site/target/catalogues/networking.yaml

@@ -13,7 +13,6 @@ spec:
     controlPlaneEndpoint:
       host: "10.23.25.102"
     apiserverCertSANs: "[10.23.25.102, 10.23.24.102]"
-  
   ironic:
     provisioningIp: "10.23.24.102"
     dhcpRange: "10.23.24.200,10.23.24.250"

manifests/site/virtual-network-cloud/ephemeral/catalogues/cleanup/smp.yaml

@@ -33,3 +33,9 @@ patches: |-
   metadata:
     name: versions-treasuremap
   $patch: delete
+  ---
+  apiVersion: airshipit.org/v1alpha1
+  kind: VariableCatalogue
+  metadata:
+    name: networking-ha
+  $patch: delete

manifests/site/virtual-network-cloud/ephemeral/controlplane/hostgenerator/patch-delete-catalogues.yaml

@@ -39,3 +39,9 @@ patches: |-
   metadata:
     name: versions-treasuremap
   $patch: delete
+  ---
+  apiVersion: airshipit.org/v1alpha1
+  kind: VariableCatalogue
+  metadata:
+    name: networking-ha
+  $patch: delete

manifests/site/virtual-network-cloud/target/catalogues/cleanup/smp.yaml

@@ -33,3 +33,9 @@ patches: |-
   metadata:
     name: versions-treasuremap
   $patch: delete
+  ---
+  apiVersion: airshipit.org/v1alpha1
+  kind: VariableCatalogue
+  metadata:
+    name: networking-ha
+  $patch: delete

manifests/type/airship-core/ephemeral/controlplane/kustomization.yaml

@@ -1,7 +1,7 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 resources:
-  - ../../../../../../airshipctl/manifests/function/k8scontrol
+  - ../../../../function/k8scontrol-ha
   - dex-apiserver/apiserver-certs-secret.yaml
 
 patchesJson6902:

manifests/type/airship-core/ephemeral/controlplane/replacements/kustomization.yaml

@@ -1,4 +1,5 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 resources:
+  - ../../../../../function/k8scontrol-ha/replacements
   - ../../../../../../../airshipctl/manifests/function/k8scontrol/replacements