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authorSylvain Desbureaux <sylvain.desbureaux@orange.com>2020-12-10 17:18:54 +0100
committerSylvain Desbureaux <sylvain.desbureaux@orange.com>2020-12-10 17:18:54 +0100
commit62880e844d25a22e0e4a22ac4f9eb2d1ca396279 (patch)
treecb59e7b2b25d5d09ea8f368f3b322881605a54eb /kubernetes
parente76075dc8fde961e14fbefee092e00de95008a26 (diff)
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
Diffstat (limited to 'kubernetes')
-rw-r--r--kubernetes/common/mariadb-galera/resources/create-deployment.yml50
-rw-r--r--kubernetes/common/mariadb-galera/resources/post-upgrade-script.sh142
-rw-r--r--kubernetes/common/mariadb-galera/resources/upgrade-scripts.sh101
-rw-r--r--kubernetes/common/mariadb-galera/templates/configmap.yaml36
-rw-r--r--kubernetes/common/mariadb-galera/templates/job.yaml109
5 files changed, 1 insertions, 437 deletions
diff --git a/kubernetes/common/mariadb-galera/resources/create-deployment.yml b/kubernetes/common/mariadb-galera/resources/create-deployment.yml
deleted file mode 100644
index d81d640b0d..0000000000
--- a/kubernetes/common/mariadb-galera/resources/create-deployment.yml
+++ /dev/null
@@ -1,50 +0,0 @@
-apiVersion: apps/v1
-kind: Deployment
-metadata: {{- include "common.resourceMetadata" (dict "suffix" "upgrade-deployment" "dot" .) | nindent 4 }}
-spec:
- replicas: 1
- selector:
- matchLabels:
- app: {{ include "common.fullname" . }}
- template:
- metadata:
- labels:
- app: {{ include "common.fullname" . }}
- spec:
- containers:
- - name: {{ include "common.name" . }}
- image: "{{ include "common.repository" . }}/{{ .Values.image }}"
- ports:
- - containerPort: {{ .Values.service.internalPort }}
- name: {{ .Values.service.portName }}
- - containerPort: {{ .Values.service.sstPort }}
- name: {{ .Values.service.sstPortName }}
- - containerPort: {{ .Values.service.replicationPort }}
- name: {{ .Values.service.replicationName }}
- - containerPort: {{ .Values.service.istPort }}
- name: {{ .Values.service.istPortName }}
- env:
- - name: POD_NAMESPACE
- valueFrom:
- fieldRef:
- apiVersion: v1
- fieldPath: metadata.namespace
- - name: MYSQL_USER
- valueFrom:
- secretKeyRef:
- key: login
- name: {{ include "common.fullname" . }}-temp-upgrade-usercred
- - name: MYSQL_PASSWORD
- valueFrom:
- secretKeyRef:
- key: password
- name: {{ include "common.fullname" . }}-temp-upgrade-usercred
- - name: MYSQL_DATABASE
- value: {{ default "" .Values.config.mysqlDatabase | quote }}
- - name: MYSQL_ROOT_PASSWORD
- valueFrom:
- secretKeyRef:
- key: password
- name: {{ include "common.fullname" . }}-temp-upgrade-root
- subdomain: {{ .Values.service.name }}
- hostname: {{ .Values.nameOverride }}-upgrade-deployment
diff --git a/kubernetes/common/mariadb-galera/resources/post-upgrade-script.sh b/kubernetes/common/mariadb-galera/resources/post-upgrade-script.sh
deleted file mode 100644
index ec09df3a86..0000000000
--- a/kubernetes/common/mariadb-galera/resources/post-upgrade-script.sh
+++ /dev/null
@@ -1,142 +0,0 @@
-#!/bin/bash
-
-TEMP_POD=$(kubectl get pod -n $NAMESPACE_ENV --selector \
- app='{{ include "common.fullname" . }}' -o \
- jsonpath='{.items[?(@.metadata.ownerReferences[].kind=="ReplicaSet")].metadata.name}')
-
-tmp_MYSQL_PASSWORD=$(echo -n $(kubectl exec -n $NAMESPACE_ENV $TEMP_POD -- printenv \
- MYSQL_PASSWORD) | base64)
-
-tmp_ROOT_PASSWORD=$(echo -n $(kubectl exec -n $NAMESPACE_ENV $TEMP_POD -- printenv \
- MYSQL_ROOT_PASSWORD) | base64)
-
-FLAG_EX_ROOT_SEC='{{ include "common.secret.getSecretNameFast" (dict "global" . "uid" (include "common.mariadb.secret.rootPassUID" .)) }}'
-
-FLAG_EX_SEC='{{ include "common.secret.getSecretNameFast" (dict "global" . "uid" (include "common.mariadb.secret.userCredentialsUID" .)) }}'
-
-kubectl patch secret $FLAG_EX_ROOT_SEC -p \
- '{"data":{"password":"'"$tmp_ROOT_PASSWORD"'"}}'
-
-kubectl patch secret $FLAG_EX_SEC -p \
- '{"data":{"password":"'"$tmp_MYSQL_PASSWORD"'"}}'
-
-MYSQL_USER=$(kubectl exec -n $NAMESPACE_ENV $TEMP_POD -- printenv MYSQL_USER)
-
-MYSQL_PASSWORD=$(echo -n $(kubectl exec -n $NAMESPACE_ENV $TEMP_POD -- printenv MYSQL_PASSWORD))
-
-MYSQL_ROOT_PASSWORD=$(kubectl exec -n $NAMESPACE_ENV $TEMP_POD -- printenv MYSQL_ROOT_PASSWORD)
-
-CURRENT_STS_REPLICA=$(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}')
-
-if [[ $CURRENT_STS_REPLICA == "0" ]]
-then
- echo "Seems there was no upgrade of cluster and we will scale up cluster replicas back to $REPLICA_COUNT now"
- kubectl scale statefulsets {{ include "common.fullname" . }} --replicas=$REPLICA_COUNT
-fi
-
-MY_REPLICA_NUMBER=$(kubectl get statefulsets -n $NAMESPACE_ENV \
- {{ include "common.fullname" . }} -o jsonpath='{.status.replicas}')
-
-while [[ ! $MY_REPLICA_NUMBER == $REPLICA_COUNT ]]
-do
- echo "The cluster is not scaled up to $REPLICA_COUNT yet. Please wait ..."
- MY_REPLICA_NUMBER=$(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 == $REPLICA_COUNT ]]
- then
- break
- fi
-done
-
-CLUSTER_NO=$(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}')
-
-while [[ ! $CLUSTER_NO == $((REPLICA_COUNT+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 == $((REPLICA_COUNT+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 $NAMESPACE_ENV {{ include "common.fullname" . }}-0 -- mysqladmin \
- -uroot -p$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 $NAMESPACE_ENV {{ include "common.fullname" . }}-0 -- mysqladmin \
- -uroot -p$MYSQL_ROOT_PASSWORD ping)
- if [[ $MYSQL_STATUS == "mysqld is alive" ]]
- then
- echo "Mariadb deployment is ready and cluster size is $CLUSTER_NO"
- break
- fi
-done
-
-echo "Deleting upgrade deployment now"
-
-kubectl delete deployment -n $NAMESPACE_ENV {{ include "common.fullname" . }}-upgrade-deployment
-kubectl delete secret -n $NAMESPACE_ENV {{ include "common.fullname" . }}-temp-upgrade-root
-kubectl delete secret -n $NAMESPACE_ENV {{ include "common.fullname" . }}-temp-upgrade-usercred
-
-CLUSTER_NO=$(kubectl exec -n $NAMESPACE_ENV {{ include "common.fullname" . }}-0 -- \
- 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 {{ include "common.fullname" . }}-0 -- \
- 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}')
-
-while [[ ! $CLUSTER_NO == $REPLICA_COUNT ]] \
- || [[ ! $CLUSTER_STATE == "Synced" ]]
-do
- echo "$CLUSTER_NO and $CLUSTER_STATE"
- CLUSTER_NO=$(kubectl exec -n $NAMESPACE_ENV {{ include "common.fullname" . }}-0 -- 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 {{ include "common.fullname" . }}-0 -- 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 == $REPLICA_COUNT ]] \
- && [[ $CLUSTER_STATE == "Synced" ]]
- then
- echo "The cluster has $CLUSTER_NO members and $CLUSTER_STATE state."
- break
- fi
-done
-
-echo "The cluster upgrade is finished now"
diff --git a/kubernetes/common/mariadb-galera/resources/upgrade-scripts.sh b/kubernetes/common/mariadb-galera/resources/upgrade-scripts.sh
deleted file mode 100644
index ff44606e23..0000000000
--- a/kubernetes/common/mariadb-galera/resources/upgrade-scripts.sh
+++ /dev/null
@@ -1,101 +0,0 @@
-#!/bin/bash
-MYSQL_USER=$(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
diff --git a/kubernetes/common/mariadb-galera/templates/configmap.yaml b/kubernetes/common/mariadb-galera/templates/configmap.yaml
index 685901fa95..6fe29792aa 100644
--- a/kubernetes/common/mariadb-galera/templates/configmap.yaml
+++ b/kubernetes/common/mariadb-galera/templates/configmap.yaml
@@ -41,38 +41,4 @@ metadata:
release: {{ include "common.release" . }}
heritage: {{ .Release.Service }}
data:
-{{ tpl (.Files.Glob "resources/config/*").AsConfig . | indent 2 }}
----
-apiVersion: v1
-kind: ConfigMap
-metadata:
- name: {{ include "common.fullname" . }}-upgrade-deployment
- annotations:
- "helm.sh/hook": "pre-upgrade"
- "helm.sh/hook-weight": "0"
- "helm.sh/hook-delete-policy": hook-succeeded
- namespace: {{ include "common.namespace" . }}
- labels:
- app: {{ include "common.name" . }}
- chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
- release: {{ .Release.Name }}
- heritage: {{ .Release.Service }}
-data:
-{{ tpl (.Files.Glob "resources/*").AsConfig . | indent 2 }}
----
-apiVersion: v1
-kind: ConfigMap
-metadata:
- name: {{ include "common.fullname" . }}-post-upgrade-deployment
- annotations:
- "helm.sh/hook": "post-upgrade"
- "helm.sh/hook-weight": "0"
- "helm.sh/hook-delete-policy": hook-succeeded
- namespace: {{ include "common.namespace" . }}
- labels:
- app: {{ include "common.name" . }}
- chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
- release: {{ .Release.Name }}
- heritage: {{ .Release.Service }}
-data:
-{{ tpl (.Files.Glob "resources/post-upgrade-script.sh").AsConfig . | indent 2 }}
+{{ tpl (.Files.Glob "resources/config/*").AsConfig . | indent 2 }} \ No newline at end of file
diff --git a/kubernetes/common/mariadb-galera/templates/job.yaml b/kubernetes/common/mariadb-galera/templates/job.yaml
deleted file mode 100644
index 5dc822a66f..0000000000
--- a/kubernetes/common/mariadb-galera/templates/job.yaml
+++ /dev/null
@@ -1,109 +0,0 @@
-apiVersion: batch/v1
-kind: Job
-metadata:
- name: {{ include "common.fullname" . }}-pre-upgrade
- annotations:
- "helm.sh/hook": "pre-upgrade"
- "helm.sh/hook-weight": "1"
- "helm.sh/hook-delete-policy": before-hook-creation,hook-succeeded
-spec:
- template:
- spec:
- securityContext:
- fsGroup: 1001
- runAsUser: 1001
- containers:
- - name: mariadb-job-pre-upgrade
- image: {{ .Values.global.kubectlImage}}
- imagePullPolicy: IfNotPresent
- env:
- - name: NAMESPACE_ENV
- valueFrom:
- fieldRef:
- apiVersion: v1
- fieldPath: metadata.namespace
- command: ["/bin/bash", "-c", "--"]
- args: ["/upgrade/upgrade-scripts.sh"]
- volumeMounts:
- - name: config-mariadb-upgrade
- mountPath: /upgrade
- volumes:
- - name: config-mariadb-upgrade
- configMap:
- name: {{ include "common.fullname" . }}-upgrade-deployment
- defaultMode: 0777
- restartPolicy: OnFailure
----
-apiVersion: batch/v1
-kind: Job
-metadata:
- name: {{ include "common.fullname" . }}-post-upgrade
- annotations:
- "helm.sh/hook": "post-upgrade"
- "helm.sh/hook-weight": "1"
- "helm.sh/hook-delete-policy": before-hook-creation,hook-succeeded
-spec:
- template:
- spec:
- securityContext:
- fsGroup: 1001
- runAsUser: 0
- initContainers:
- - image: "{{ include "common.repository" . }}/{{ .Values.global.readinessImage }}"
- name: mariadb-galera-upgrade-readiness
- env:
- - name: NAMESPACE
- valueFrom:
- fieldRef:
- apiVersion: v1
- fieldPath: metadata.namespace
- command:
- - /app/ready.py
- args:
- - --container-name
- - mariadb-galera
- containers:
- - name: mariadb-job-post-upgrade
- image: {{ .Values.global.kubectlImage}}
- imagePullPolicy: IfNotPresent
- env:
- - name: NAMESPACE_ENV
- valueFrom:
- fieldRef:
- apiVersion: v1
- fieldPath: metadata.namespace
- - name: REPLICA_COUNT
- value: "{{ .Values.replicaCount }}"
- command: ["/bin/bash", "-c", "--"]
- args: ["/upgrade/post-upgrade-script.sh"]
- volumeMounts:
- - name: config-mariadb-upgrade
- mountPath: /upgrade
- volumes:
- - name: config-mariadb-upgrade
- configMap:
- name: {{ include "common.fullname" . }}-post-upgrade-deployment
- defaultMode: 0777
- restartPolicy: OnFailure
----
-apiVersion: batch/v1
-kind: Job
-metadata:
- name: {{ include "common.fullname" . }}-post-delete
- annotations:
- "helm.sh/hook": "post-delete"
- "helm.sh/hook-weight": "1"
- "helm.sh/hook-delete-policy": before-hook-creation,hook-succeeded
-spec:
- template:
- spec:
- containers:
- - name: mariadb-job-post-delete
- image: {{ .Values.global.kubectlImage}}
- imagePullPolicy: IfNotPresent
- command: ["/bin/bash", "-c", "--"]
- args:
- - for ((index=0;index<{{ $.Values.replicaCount }};index+=1));
- do kubectl delete pvc "{{ include "common.fullname" . }}-data-{{ include "common.fullname" . }}-$index";
- done; kubectl delete deployment {{ include "common.fullname" . }}-upgrade-deployment;
- restartPolicy: OnFailure