feat(gke): Enables gcloud auth plugin for 1.26+ GKE clusters (#5847) (#…

…5850)

* feat(gke): Enables gcloud auth plugin for 1.26+ GKE clusters

Also bumps the SDK to the latest release.

* feat(gke): Bump google cloud sdk and add the plugin for GKE 1.26+

https://cloud.google.com/blog/products/containers-kubernetes/kubectl-auth-changes-in-gke
(cherry picked from commit 2dc786f)

Co-authored-by: Jason <jason.mcintosh@armory.io>
Co-authored-by: Fernando Freire <dogonthehorizon@gmail.com>

Dockerfile.slim

@@ -7,7 +7,7 @@ ENV KUBECTL_RELEASE=1.20.6
 ENV AWS_CLI_VERSION=1.18.152
 ENV AWS_CLI_S3_CMD=2.0.2
 ENV AWS_AIM_AUTHENTICATOR_VERSION=0.5.5
-ENV GOOGLE_CLOUD_SDK_VERSION=398.0.0
+ENV GOOGLE_CLOUD_SDK_VERSION=412.0.0
 ENV ECR_TOKEN_VERSION=v1.0.2
 
 ENV PATH "$PATH:/usr/local/bin/:/opt/google-cloud-sdk/bin/:/usr/local/bin/aws-iam-authenticator"
@@ -32,7 +32,8 @@ RUN [ $TARGETARCH == 'amd64' ] && export GCP_ARCH="x86_64" || export GCP_ARCH="
  && mkdir -p /opt && cd /opt \
  && tar -xzf /google-cloud-sdk-${GOOGLE_CLOUD_SDK_VERSION}-linux-${GCP_ARCH}.tar.gz \
  && rm /google-cloud-sdk-${GOOGLE_CLOUD_SDK_VERSION}-linux-${GCP_ARCH}.tar.gz \
- && CLOUDSDK_PYTHON="python3" /opt/google-cloud-sdk/install.sh --usage-reporting=false --bash-completion=false --additional-components app-engine-java app-engine-go \
+ && CLOUDSDK_PYTHON="python3" /opt/google-cloud-sdk/install.sh --usage-reporting=false --bash-completion=false \
+ --additional-components app-engine-java app-engine-go gke-gcloud-auth-plugin \
  && rm -rf ~/.config/gcloud \
  && rm -rf /opt/google-cloud-sdk/.install/.backup
 
@@ -55,4 +56,4 @@ RUN mkdir -p /opt/clouddriver/plugins && chown -R spinnaker:nogroup /opt/clouddr
 
 USER spinnaker
 
-CMD ["/opt/clouddriver/bin/clouddriver"]
+CMD ["/opt/clouddriver/bin/clouddriver"]

Dockerfile.ubuntu

@@ -1,7 +1,7 @@
 FROM ubuntu:bionic
 LABEL maintainer="sig-platform@spinnaker.io"
 ARG TARGETARCH
-ENV GOOGLE_CLOUD_SDK_VERSION=398.0.0
+ENV GOOGLE_CLOUD_SDK_VERSION=412.0.0
 ENV PATH "$PATH:/opt/google-cloud-sdk/bin/"
 
 RUN apt-get update && apt-get install -y curl gnupg && \
@@ -30,7 +30,8 @@ RUN [ $TARGETARCH == 'amd64' ] && export GCP_ARCH="x86_64" || export GCP_ARCH="
  && mkdir -p /opt && cd /opt \
  && tar -xzf /google-cloud-sdk-${GOOGLE_CLOUD_SDK_VERSION}-linux-${GCP_ARCH}.tar.gz \
  && rm /google-cloud-sdk-${GOOGLE_CLOUD_SDK_VERSION}-linux-${GCP_ARCH}.tar.gz \
- && CLOUDSDK_PYTHON="python3" /opt/google-cloud-sdk/install.sh --usage-reporting=false --bash-completion=false --additional-components app-engine-java app-engine-go \
+ && CLOUDSDK_PYTHON="python3" /opt/google-cloud-sdk/install.sh --usage-reporting=false --bash-completion=false \
+ --additional-components app-engine-java app-engine-go gke-gcloud-auth-plugin \
  && rm -rf ~/.config/gcloud \
  && rm -rf /opt/google-cloud-sdk/.install/.backup