From 086435d6a7ca8ff56d4746967f137e8d2f4af503 Mon Sep 17 00:00:00 2001
From: Jonas Forsberg <jonas.forsberg@suse.com>
Date: Fri, 2 Sep 2022 16:34:14 +0200
Subject: [PATCH] added k8s_apps

---
 .functions/kubernetes.sh | 48 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/.functions/kubernetes.sh b/.functions/kubernetes.sh
index 8a19386..d7e8843 100644
--- a/.functions/kubernetes.sh
+++ b/.functions/kubernetes.sh
@@ -79,3 +79,51 @@ function k8s_neuvector_cve_db_version(){
 function k8s_node_taints(){
     kubectl get nodes -o json | jq '.items[].spec.taints'
 }
+
+function k8s_apps(){
+    # parameters,
+    # stop = Set all deployments & statefultsets to replica=0
+    # start = set all deployments & statefulsets to replica=1
+    # show = show status of all deployments & statefulsets
+    CHOICE="$1"
+    if [[ ! "start stop show" =~ (" "|^)"$CHOICE"(" "|$) ]]; then
+        echo "no parameter given"
+        return 1
+    fi
+    local USER_PROJECT_IDS=(p-c5fcj p-q8pbm)
+    local OK='\e[32m\u2714\e[0m'
+    local NOT_OK='\u274c'
+    printf "%-22s %s\n" "namespace" "application"
+    printf -- '-%.0s' {1..34}
+    printf "\n"
+    for PROJECT in "${USER_PROJECT_IDS[@]}"; do
+        for NS in $(kubectl get namespaces --selector=field.cattle.io/projectId="$PROJECT" --template "{{range .items}}{{.metadata.name}}{{\"\n\"}}{{end}}"); do
+            for DEPLOYMENT in  $(kubectl --namespace "$NS" get deployments --template "{{range .items}}{{.metadata.name}}{{\"\n\"}}{{end}}"); do
+                if [[ "$CHOICE" == "stop" ]];then
+                    kubectl --namespace "$NS" scale deployment "$DEPLOYMENT" --replicas=0 > /dev/null
+                elif [[ "$CHOICE" == "start" ]];then
+                    kubectl --namespace "$NS" scale deployment "$DEPLOYMENT" --replicas=1 > /dev/null
+                fi
+                if [[ $(kubectl --namespace "$NS" get deployments "$DEPLOYMENT" -o jsonpath='{.spec.replicas}') == "0" ]];then
+                    echo -n -e "$NOT_OK "
+                else
+                    echo -n -e "$OK "
+                fi
+                printf "%-20s %s\n" "$NS" "$DEPLOYMENT"
+            done
+            for STATEFULSET in  $(kubectl --namespace "$NS" get statefulsets --template "{{range .items}}{{.metadata.name}}{{\"\n\"}}{{end}}"); do
+                if [[ "$CHOICE" == "stop" ]];then
+                    kubectl --namespace "$NS" scale statefulset "$STATEFULSET" --replicas=0 > /dev/null
+                elif [[ "$CHOICE" == "start" ]];then
+                    kubectl --namespace "$NS" scale statefulset "$STATEFULSET" --replicas=1 > /dev/null
+                fi
+                if [[ $(kubectl --namespace "$NS" get statefulsets "$STATEFULSET" -o jsonpath='{.spec.replicas}') == "0" ]];then
+                    echo -n -e "$NOT_OK "
+                else
+                    echo -n -e "$OK "
+                fi
+                printf "%-20s %s\n" "$NS" "$STATEFULSET"
+            done
+        done
+    done
+}