feature/implemented-release-scripts

Implementing a system for the install scripts pulling down the right version

Author: bigbitbus

code/local-kubernetes-cluster-installation/install-application-stack.sh

@@ -13,12 +13,33 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+# This script needs to run as the root user.
 
+# There are two command line arguments (both optional) but quite important to understand
+# $1 is the RELEASENAME you want to install from github
+# $2 is the USER for whom to install this.
+
+# Please make sure the user matches the one for which you installed and configured Kubernetes
+
+
+DEFAULTRELEASENAME="candair-0.3" # Change this as required with new tags (before you tag!!!)
+date
 echo "Starting BigBitBus Kubernetes Automation Toolkit (KAT) cluster application installations"
 
 if [ ! -z $1 ] 
 then 
-    export INSTALLUSER=$1
+    export RELEASENAME=$1
+else
+    export RELEASENAME=$DEFAULTRELEASENAME
+fi
+
+echo "Installing KAT release $RELEASENAME."
+
+export RELEASEDIRNAME="kubernetes-automation-toolkit-"$RELEASENAME
+
+if [ ! -z $2 ] 
+then 
+    export INSTALLUSER=$2
 else
     export INSTALLUSER=$(ls /home/* -d | head -n 1 | cut -d/ -f3)
 fi
@@ -27,44 +48,44 @@ export KUBECONFIG=/home/$INSTALLUSER/.kube/config
 kubectl config set-context microk8s
 cd /home/$INSTALLUSER
 # Pull zipped files
-rm -rf bigbitbus-kat-main # Clean out any old run
-rm bigbitbus-kat-main.zip
-wget https://github.com/BigBitBusInc/kubernetes-automation-toolkit/archive/candair-0.2.zip
-unzip bigbitbus-kat-main.zip
+rm -rf $RELEASEDIRNAME # Clean out any old run
+rm $RELEASENAME.zip
+wget https://github.com/BigBitBusInc/kubernetes-automation-toolkit/archive/$RELEASENAME.zip
+unzip $RELEASENAME.zip
 
 
 # Postgres
-cd /home/$INSTALLUSER/bigbitbus-kat-main/code/k8s-common-code/postgres-db/
+cd /home/$INSTALLUSER/$RELEASEDIRNAME/code/k8s-common-code/postgres-db/
 helm repo add bitnami https://charts.bitnami.com/bitnami
 helm repo update
 helm upgrade --install pgdb bitnami/postgresql -f pg-values.yaml --namespace pg --create-namespace 
 
 # Monitoring
-cd /home/$INSTALLUSER/bigbitbus-kat-main/code/k8s-common-code/monitoring/
+cd /home/$INSTALLUSER/$RELEASEDIRNAME/code/k8s-common-code/monitoring/
 helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
 helm repo add stable https://charts.helm.sh/stable
 helm repo update
 helm  upgrade --install monitoring-stack prometheus-community/kube-prometheus-stack -f ./prometheus-grafana-monitoring-stack-values.yaml --namespace monitoring --create-namespace 
 
 # K8s Dashboard
-cd /home/$INSTALLUSER/bigbitbus-kat-main/code/k8s-common-code/k8sdashboard/
+cd /home/$INSTALLUSER/$RELEASEDIRNAME/code/k8s-common-code/k8sdashboard/
 helm repo add kubernetes-dashboard https://kubernetes.github.io/dashboard/
 helm repo update
 helm upgrade --install k8sdashboard kubernetes-dashboard/kubernetes-dashboard  -f ./dashboard-values.yaml --namespace dashboard --create-namespace 
 
 # Backend
 kubectl create namespace be
-cd /home/$INSTALLUSER/bigbitbus-kat-main/code/app-code/api/todo-python-django/
+cd /home/$INSTALLUSER/$RELEASEDIRNAME/code/app-code/api/todo-python-django/
 skaffold run --default-repo localhost:32000
 
 # Frontend 
 kubectl create namespace fe
-cd /home/$INSTALLUSER/bigbitbus-kat-main/code/app-code/frontend/todo-vuejs/
+cd /home/$INSTALLUSER/$RELEASEDIRNAME/code/app-code/frontend/todo-vuejs/
 skaffold run --default-repo localhost:32000
 
-chown -R $INSTALLUSER:$INSTALLUSER /home/$INSTALLUSER/bigbitbus-kat-main/
+chown -R $INSTALLUSER:$INSTALLUSER /home/$INSTALLUSER/$RELEASEDIRNAME/
 cd /home/$INSTALLUSER
-rm bigbitbus-kat-main.zip
+rm $RELEASENAME.zip
 # Print what was deployed for later debugging
 kubectl get all --all-namespaces
 echo "Ended BigBitBus Kubernetes Automation Toolkit (KAT) application installation script"

code/local-kubernetes-cluster-installation/install-microk8s-on-ubuntu.sh

@@ -13,13 +13,20 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+# This script needs to run as the root user.
 
+# There are two command line arguments (both optional) but quite important to understand
+# $1 is the KUBERNETES VERSION
+# $2 is the USER for whom to install this.
+
+DEFAULTKUBERNETESVERSION="1.19"
+date
 echo "Starting BigBitBus Kubernetes Automation Toolkit (KAT) Microk8s installation script"
 if [ ! -z $1 ] 
 then 
     export KUBEVERSION=$1
 else
-    export KUBEVERSION="1.19"
+    export KUBEVERSION=$DEFAULTKUBERNETESVERSION
 fi
 
 echo "Installing Kubernetes version " $KUBEVERSION
@@ -43,9 +50,9 @@ apt-get install unzip
 
 # Note - we pegged the Kubernetes version here
 snap install microk8s --classic --channel=1.19
-snap install docker --channel=19.03
+snap install --stable docker
 snap install kubectl --classic --channel=1.19
-snap install helm --classic --channel=3.4.2
+snap install helm --classic --channel=3.4
 sleep 60 # Sometimes microk8s needs time to stabilize
 cd /tmp
 curl -Lo skaffold https://storage.googleapis.com/skaffold/releases/latest/skaffold-linux-amd64 && \