Kubernetes v1.19 upgrade

.devcontainer/Dockerfile

@@ -5,7 +5,7 @@ ARG USER_UID=1000
 ARG USER_GID=$USER_UID
 
 ARG HELM_VERSION=3.3.1
-ARG KUBECTL_VERSION=1.18.8
+ARG KUBECTL_VERSION=1.19.15
 ARG ISTIOCTL_VERSION=1.8.1
 
 RUN : INSTALL APT REQUIREMENTS \

Dockerfile

@@ -5,7 +5,7 @@ ARG USER_UID=1000
 ARG USER_GID=$USER_UID
 
 ARG HELM_VERSION=3.3.1
-ARG KUBECTL_VERSION=1.18.8
+ARG KUBECTL_VERSION=1.19.15
 ARG ISTIOCTL_VERSION=1.8.1
 
 ENV EPICLI_DOCKER_SHARED_DIR=/shared

ansible/playbooks/roles/helm_charts/files/system/epi-dummy/templates/ingress.yaml

@@ -1,7 +1,7 @@
 {{- if .Values.ingress.enabled -}}
 {{- $fullName := include "epi-dummy.fullname" . -}}
 {{- $svcPort := .Values.service.port -}}
-apiVersion: networking.k8s.io/v1beta1
+apiVersion: networking.k8s.io/v1
 kind: Ingress
 metadata:
   name: {{ $fullName }}

ansible/playbooks/roles/kubernetes_common/tasks/update-in-cluster-config.yml

@@ -1,10 +1,8 @@
 ---
 - name: Update in-cluster configuration
-  shell: |
+  command: |
     kubeadm init phase upload-config kubeadm \
       --config /etc/kubeadm/kubeadm-config.yml
-  args:
-    executable: /bin/bash
   register: upload_config
   until: upload_config is succeeded
   retries: 30

ansible/playbooks/roles/kubernetes_master/files/coredns-configmap.yml

@@ -1,4 +1,4 @@
-# Based on https://github.com/kubernetes/kubernetes/blob/v1.18.6/cluster/addons/dns/coredns/coredns.yaml.in
+# Based on https://github.com/kubernetes/kubernetes/blob/v1.19.15/cluster/addons/dns/coredns/coredns.yaml.in
 # Hosts plugin added
 
 # Note: /etc/hosts in pods is managed by kubelet thus we mount it under different path,
@@ -28,7 +28,9 @@ data:
             ttl 30
         }
         prometheus :9153
-        forward . /etc/resolv.conf
+        forward . /etc/resolv.conf {
+            max_concurrent 1000
+        }
         cache 30
         loop
         reload