aliases and shortcuts for kubectl

kubectl-shortcuts.sh

alias kc='kubectl'
alias kclf='kubectl logs --tail=200  -f'
alias kcgs='kubectl get service -o wide'
alias kcgd='kubectl get deployment -o wide'
alias kcgp='kubectl get pod -o wide'
alias kcgn='kubectl get node -o wide'
alias kcdp='kubectl describe pod'
alias kcds='kubectl describe service'
alias kcdd='kubectl describe deployment'
alias kcdf='kubectl delete -f'
alias kcaf='kubectl apply -f'
alias kcci='kubectl cluster-info'

function kcpp() { 
	kcgp | grep $@ | head -1 | awk '{ print $1}' | xargs -i kubectl port-forward {} 8080:8080 > /dev/null 2>&1 &
	sleep 2; 
	xdg-open http://localhost:8080/__health > /dev/null 2>&1; 
}

function kcfp() { kubectl get pod -o wide| grep $@; }
function kcfs() { kubectl get service -o wide| grep $@; } 
function kcfd() { kubectl get deployment -o wide | grep $@; }
function kcssh() { ssh -A core@$(kubectl get node -o wide | grep $@ | awk '{ print $4}'); }
function kcxsh() { kubectl exec -ti $@ sh; }
function kcxbash() { kubectl exec -ti $@ bash; }
function kcres() {
	echo "Scaling $1"
	desired_replicas=$(kubectl get deployments --selector=app=$1 -o jsonpath='{$.items[0].spec.replicas}');
	echo "Desired nf or replicas: $desired_replicas";
        echo "Scaling deployment $1 down to 0 replicas...";
        kubectl scale --replicas=0 deployments/$1;
	current_replicas=$(kubectl get deployments --selector=app=$1 -o jsonpath='{$.items[0].status.availableReplicas}')
	while [ ! -z "$current_replicas" ]; do
		sleep 1;
	        current_replicas=$(kubectl get deployments --selector=app=$1 -o jsonpath='{$.items[0].status.availableReplicas}')
	done;
	echo "Scaling deployment $1 up to $desired_replicas replicas...";
	kubectl scale --replicas=$desired_replicas deployments/$1;
	if [ "$2" == "skipCheck" ]; then
		echo "Skipping healthchecks"
		return
	fi

	default_sleep=10
	initial_sleep=$(kubectl get deployments --selector=app=$1 -o jsonpath='{$.items[0].spec.template.spec.containers[0].readinessProbe.initialDelaySeconds}')
	initial_sleep=${initial_sleep:-10}
	echo "Waiting $initial_sleep seconds for the first readiness probe check..."
        sleep $initial_sleep
  	period_sleep=$(kubectl get deployments --selector=app=$1 -o jsonpath='{$.items[0].spec.template.spec.containers[0].readinessProbe.periodSeconds}')
	period_sleep=${period_sleep:-10}
	while [ "$current_replicas" != "$desired_replicas" ]; do
		echo "Waiting $period_sleep seconds until checking the node count"
		sleep $period_sleep
		current_replicas=$(kubectl get deployments --selector=app=$1 -o jsonpath='{$.items[0].status.availableReplicas}')
                current_replicas=${current_replicas:-0}
                echo "Current nr of replicas: $current_replicas"
        done;
	echo "$1 restarted"
}
function kcgnt() { for machine in $(kcgn | tail -n +2 | awk '{ print $1 }' ); do echo -n "${machine}: "; echo $(kc describe node $machine | grep -i taints); done | sort -k 2; }
function kcstat() {
	for node in  $(kubectl get nodes | tail -n +2 | awk '{print $1}'); do 
		echo $node
		echo -e "$(kubectl describe node $node | grep -A 4 "Allocated resources")\n";
	done
}
function kcreach(){
	for public_ip in  $(kubectl get nodes -o wide | tail -n +2 | awk '{print $4}'); do
                echo $public_ip
                echo -e "$(ssh core@$public_ip date)\n"
        done
}
function kcready() {
        for node in  $(kubectl get nodes | tail -n +2 | awk '{print $1}'); do
                echo $node
                echo -e "$(kubectl describe node $node | grep  "Ready")\n";
        done
}


export PS1="[\W]\[\033[0;33m\][\t]\[\033[0;31m\][\${FLEETCTL_TUNNEL%-tunnel-up.ft.com}][\${KUBE_ENV}]\[\033[0m\]\$ "

. ~/services_autocomplete.sh

source <(kubectl completion bash)

export FT_K8S_CONFIG_FOLDER=your-folder-here
alias k8s-del='export KUBECONFIG=$FT_K8S_CONFIG_FOLDER/kubeconfig; export KUBE_ENV=k8s-delivery'
alias k8s-pub='export KUBECONFIG=$FT_K8S_CONFIG_FOLDER/kubeconfig-pub; export KUBE_ENV=k8s-pub'