Revert "[COMMON] add pre upgrade script for mariadb-galera"

This reverts the following commits:
  * eb9eb59171a43d25fb012aaad0a1d37ca86bc2bf
  * a72170b49e04aacb2ff476965904900fe5559fef

Reason for revert: upgrade script is not working well in all situations

Issue-ID: INT-1633
Signed-off-by: Sylvain Desbureaux <sylvain.desbureaux@orange.com>
Change-Id: Ia61a08d1e6cc4499525d82c5b2dfd83cf2d6a3e8

1 files changed, 0 insertions, 101 deletions

diff --git a/kubernetes/common/mariadb-galera/resources/upgrade-scripts.sh b/kubernetes/common/mariadb-galera/resources/upgrade-scripts.sh
deleted file mode 100644
index ff44606e23..0000000000
--- a/kubernetes/common/mariadb-galera/resources/upgrade-scripts.sh
+++ /dev/null
@@ -1,101 +0,0 @@
-#!/bin/bash
-MYSQL_USER=$(kubectl exec -n $NAMESPACE_ENV \
-  {{ include "common.fullname" . }}-0 -- printenv MYSQL_USER)
-
-MYSQL_PASSWORD=$(kubectl exec -n $NAMESPACE_ENV \
-  {{ include "common.fullname" . }}-0 -- printenv MYSQL_PASSWORD)
-
-MYSQL_ROOT_PASSWORD=$(kubectl exec -n $NAMESPACE_ENV \
-  {{ include "common.fullname" . }}-0 -- printenv MYSQL_ROOT_PASSWORD)
-
-kubectl create secret generic \
-  '{{ include "common.fullname" . }}'-temp-upgrade-root \
-  --from-literal=password=$MYSQL_ROOT_PASSWORD
-
-kubectl create secret generic \
-  '{{ include "common.fullname" . }}'-temp-upgrade-usercred \
-  --from-literal=login=$MYSQL_USER --from-literal=password=$MYSQL_PASSWORD
-
-kubectl create -f /upgrade/create-deployment.yml
-
-TEMP_POD=$(kubectl get pod -n $NAMESPACE_ENV --selector \
-  app='{{ include "common.fullname" . }}' -o \
-  jsonpath='{.items[?(@.metadata.ownerReferences[].kind=="ReplicaSet")].metadata.name}')
-
-CLUSTER_NO=$(kubectl exec -n $NAMESPACE_ENV $TEMP_POD -- \
-  mysql --skip-column-names -h{{ $.Values.service.name }} -u$MYSQL_USER \
-  -p$MYSQL_PASSWORD -e "SHOW GLOBAL STATUS LIKE 'wsrep_cluster_size';" | \
-  awk '{print $2}')
-
-CLUSTER_STATE=$(kubectl exec -n $NAMESPACE_ENV $TEMP_POD -- \
-  mysql --skip-column-names -h{{ $.Values.service.name }} -u$MYSQL_USER \
-  -p$MYSQL_PASSWORD -e "SHOW GLOBAL STATUS LIKE 'wsrep_local_state_comment';" \
-  | awk '{print $2}')
-
-STS_REPLICA=$(kubectl get statefulsets -n $NAMESPACE_ENV \
-  {{ include "common.fullname" . }} -o jsonpath='{.status.replicas}')
-
-DEPLOYMENT_REPLICA=$(kubectl get deployment -n $NAMESPACE_ENV \
-  {{ include "common.fullname" . }}-upgrade-deployment -o \
-  jsonpath='{.status.replicas}')
-
-while [[ ! $CLUSTER_NO == $((STS_REPLICA+DEPLOYMENT_REPLICA)) ]] \
-   || [[ ! $CLUSTER_STATE == "Synced" ]]
-do
-    echo "$CLUSTER_NO and $CLUSTER_STATE"
-    CLUSTER_NO=$(kubectl exec -n $NAMESPACE_ENV $TEMP_POD -- mysql \
-      --skip-column-names -h{{ $.Values.service.name }} -u$MYSQL_USER \
-      -p$MYSQL_PASSWORD -e "SHOW GLOBAL STATUS LIKE 'wsrep_cluster_size';" \
-      | awk '{print $2}')
-    CLUSTER_STATE=$(kubectl exec -n $NAMESPACE_ENV $TEMP_POD -- mysql \
-      --skip-column-names -h{{ $.Values.service.name }} -u$MYSQL_USER \
-      -p$MYSQL_PASSWORD -e "SHOW GLOBAL STATUS LIKE 'wsrep_local_state_comment';" \
-      | awk '{print $2}')
-    sleep 2
-    if [[ $CLUSTER_NO == $((STS_REPLICA+DEPLOYMENT_REPLICA)) ]] \
-       && [[ $CLUSTER_STATE == "Synced" ]]
-    then
-        echo "The cluster has $CLUSTER_NO members and  $CLUSTER_STATE state."
-        break
-    fi
-done
-
-MYSQL_STATUS=$(kubectl exec -n $NAMESPACE_ENV $TEMP_POD -- mysqladmin \
-  -uroot -p$MYSQL_ROOT_PASSWORD ping)
-
-while [[ ! $MYSQL_STATUS == "mysqld is alive" ]]
-do
-  echo "Mariadb deployment is not ready yet."
-  sleep 2
-  MYSQL_STATUS=$(kubectl exec -n $NAMESPACE_ENV $TEMP_POD -- mysqladmin \
-  -uroot -p$MYSQL_ROOT_PASSWORD ping)
-  if [[ $MYSQL_STATUS == "mysqld is alive" ]]
-  then
-    echo "Mariadb deployment is ready."
-    break
-  fi
-done
-
-kubectl scale statefulsets {{ include "common.fullname" . }} --replicas=0
-MY_REPLICA_NUMBER=$(kubectl get statefulsets -n $NAMESPACE_ENV \
-  {{ include "common.fullname" . }} -o jsonpath='{.status.replicas}')
-echo "The the cluster has $MY_REPLICA_NUMBER replicas."
-
-while [[ ! $MY_REPLICA_NUMBER == "0" ]]
-do
-    echo "The cluster is not scaled to 0 yet. Please wait ..."
-    MY_REPLICA_NUMBER=$(kubectl get statefulsets -n $NAMESPACE_ENV \
-      {{ include "common.fullname" . }} -o jsonpath='{.status.replicas}')
-    echo "The current status of the cluster is $MY_REPLICA_NUMBER"
-    sleep 2
-    if [[ $MY_REPLICA_NUMBER == "0" ]]
-    then
-        break
-    fi
-done
-
-for (( index=0; index<$STS_REPLICA; index+=1 ))
-do
-    kubectl delete pvc \
-    "{{ include "common.fullname" . }}-data-{{ include "common.fullname" . }}-$index"
-done