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authorMike Elliott <mike.elliott@amdocs.com>2018-03-26 12:28:53 -0400
committerMike Elliott <mike.elliott@amdocs.com>2018-03-26 15:11:52 -0400
commit003d7290a65a9df52e049b9c824dfb20a2b6d253 (patch)
tree747d94ef0b010a73ff85e450d3b64bd4b32aecc1 /kubernetes/common/mysql/templates/statefulset.yaml
parent114736eb5119b023bc5f166a3b42aaf933b0b223 (diff)
Add fix for build dependecies
Moved mysql and dgbuilder under common (built first) to ensure they are built before appc and sdnc charts that depend on them. Change-Id: I2fc28f0537b2639bd2b761c6f115544965a228b1 Issue-ID: OOM-830 Signed-off-by: Mike Elliott <mike.elliott@amdocs.com>
Diffstat (limited to 'kubernetes/common/mysql/templates/statefulset.yaml')
-rw-r--r--kubernetes/common/mysql/templates/statefulset.yaml238
1 files changed, 238 insertions, 0 deletions
diff --git a/kubernetes/common/mysql/templates/statefulset.yaml b/kubernetes/common/mysql/templates/statefulset.yaml
new file mode 100644
index 0000000000..7b55bf2be0
--- /dev/null
+++ b/kubernetes/common/mysql/templates/statefulset.yaml
@@ -0,0 +1,238 @@
+apiVersion: apps/v1beta1
+kind: StatefulSet
+metadata:
+ name: {{ include "common.fullname" . }}
+ namespace: {{ include "common.namespace" . }}
+ labels:
+ app: {{ include "common.name" . }}
+ chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
+ release: {{ .Release.Name }}
+ heritage: {{ .Release.Service }}
+spec:
+ serviceName: {{ .Values.service.name }}
+ replicas: {{ .Values.replicaCount }}
+ template:
+ metadata:
+ labels:
+ app: {{ include "common.name" . }}
+ release: {{ .Release.Name }}
+ spec:
+ initContainers:
+#{{ if not .Values.disableNfsProvisioner }}
+ - name: {{ include "common.name" . }}-readiness
+ command:
+ - /root/ready.py
+ args:
+ - --container-name
+ - {{ .Values.nfsprovisionerPrefix }}-nfs-provisioner
+ env:
+ - name: NAMESPACE
+ valueFrom:
+ fieldRef:
+ apiVersion: v1
+ fieldPath: metadata.namespace
+ image: "{{ .Values.global.readinessRepository }}/{{ .Values.global.readinessImage }}"
+ imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
+#{{ end }}
+ - name: init-mysql
+ image: "{{ .Values.repository | default .Values.repository }}/{{ .Values.image }}"
+ imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
+ command:
+ - bash
+ - "-c"
+ - |
+ set -ex
+ # Generate mysql server-id from pod ordinal index.
+ [[ `hostname` =~ -([0-9]+)$ ]] || exit 1
+ ordinal=${BASH_REMATCH[1]}
+ echo BASH_REMATCH=${BASH_REMATCH}
+ echo [mysqld] > /mnt/conf.d/server-id.cnf
+ # Add an offset to avoid reserved server-id=0 value.
+ echo server-id=$((100 + $ordinal)) >> /mnt/conf.d/server-id.cnf
+ # Copy appropriate conf.d files from config-map to emptyDir.
+ if [[ $ordinal -eq 0 ]]; then
+ cp /mnt/config-map/master.cnf /mnt/conf.d/
+ else
+ cp /mnt/config-map/slave.cnf /mnt/conf.d/
+ fi
+ volumeMounts:
+ - name: conf
+ mountPath: /mnt/conf.d
+ - name: config-map
+ mountPath: /mnt/config-map
+
+ - name: clone-mysql
+ image: "{{ .Values.global.xtrabackupRepository | default .Values.xtrabackupRepository }}/{{ .Values.xtrabackupImage }}"
+ imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
+ env:
+ - name: MYSQL_ROOT_PASSWORD
+ valueFrom:
+ secretKeyRef:
+ name: {{ template "common.fullname" . }}
+ key: db-root-password
+ command:
+ - bash
+ - "-c"
+ - |
+ set -ex
+ # Skip the clone if data already exists.
+ [[ -d /var/lib/mysql/mysql ]] && exit 0
+ # Skip the clone on master (ordinal index 0).
+ [[ `hostname` =~ -([0-9]+)$ ]] || exit 1
+ ordinal=${BASH_REMATCH[1]}
+ echo ${BASH_REMATCH}
+ [[ $ordinal -eq 0 ]] && exit 0
+ # Clone data from previous peer.
+ ncat --recv-only {{ template "common.name" . }}-$(($ordinal-1)).{{ .Values.service.name }}.{{ include "common.namespace" . }} 3307 | xbstream -x -C /var/lib/mysql
+ # Prepare the backup.
+ xtrabackup --user=root --password=$MYSQL_ROOT_PASSWORD --prepare --target-dir=/var/lib/mysql
+ ls -l /var/lib/mysql
+ volumeMounts:
+ - name: {{ include "common.fullname" . }}-data
+ mountPath: /var/lib/mysql
+ subPath: mysql
+ - name: conf
+ mountPath: /etc/mysql/conf.d
+
+ containers:
+ #sdnc-db-container
+ - name: {{ include "common.name" . }}
+ image: "{{ .Values.repository | default .Values.repository }}/{{ .Values.image }}"
+ imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
+ ports:
+ - containerPort: {{ .Values.service.internalPort }}
+ # disable liveness probe when breakpoints set in debugger
+ # so K8s doesn't restart unresponsive container
+ {{- if eq .Values.liveness.enabled true }}
+ livenessProbe:
+ exec:
+ command: ["mysqladmin", "ping"]
+ initialDelaySeconds: {{ .Values.liveness.initialDelaySeconds }}
+ periodSeconds: {{ .Values.liveness.periodSeconds }}
+ timeoutSeconds: {{ .Values.liveness.timeoutSeconds }}
+ {{end -}}
+ readinessProbe:
+ tcpSocket:
+ port: {{ .Values.service.internalPort }}
+ initialDelaySeconds: {{ .Values.readiness.initialDelaySeconds }}
+ periodSeconds: {{ .Values.readiness.periodSeconds }}
+ env:
+ - name: MYSQL_ROOT_PASSWORD
+ valueFrom:
+ secretKeyRef:
+ name: {{ template "common.fullname" . }}
+ key: db-root-password
+ - name: MYSQL_ROOT_HOST
+ value: '%'
+ - name: MYSQL_ALLOW_EMPTY_PASSWORD
+ value: {{ .Values.config.dbAllowEmptyPassword | default "0" | quote }}
+ volumeMounts:
+ - mountPath: /var/lib/mysql
+ name: {{ include "common.fullname" . }}-data
+ subPath: mysql
+ - mountPath: /etc/mysql/conf.d
+ name: conf
+ resources:
+{{ toYaml .Values.resources | indent 12 }}
+ {{- if .Values.nodeSelector }}
+ nodeSelector:
+{{ toYaml .Values.nodeSelector | indent 10 }}
+ {{- end -}}
+ {{- if .Values.affinity }}
+ affinity:
+{{ toYaml .Values.affinity | indent 10 }}
+ {{- end }}
+
+ - name: xtrabackup
+ image: "{{ .Values.global.xtrabackupRepository | default .Values.xtrabackupRepository }}/{{ .Values.xtrabackupImage }}"
+ imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
+ env:
+ - name: MYSQL_ROOT_PASSWORD
+ valueFrom:
+ secretKeyRef:
+ name: {{ template "common.fullname" . }}
+ key: db-root-password
+ ports:
+ - containerPort: {{ .Values.xtrabackup.internalPort }}
+ name: xtrabackup
+ command:
+ - bash
+ - "-c"
+ - |
+ set -ex
+ cd /var/lib/mysql
+ ls -l
+ # Determine binlog position of cloned data, if any.
+ if [[ -f xtrabackup_slave_info ]]; then
+ echo "Inside xtrabackup_slave_info"
+ # XtraBackup already generated a partial "CHANGE MASTER TO" query
+ # because we're cloning from an existing slave.
+ mv xtrabackup_slave_info change_master_to.sql.in
+ # Ignore xtrabackup_binlog_info in this case (it's useless).
+ rm -f xtrabackup_binlog_info
+ elif [[ -f xtrabackup_binlog_info ]]; then
+ echo "Inside xtrabackup_binlog_info"
+ # We're cloning directly from master. Parse binlog position.
+ [[ `cat xtrabackup_binlog_info` =~ ^(.*?)[[:space:]]+(.*?)$ ]] || exit 1
+ rm xtrabackup_binlog_info
+ echo "CHANGE MASTER TO MASTER_LOG_FILE='${BASH_REMATCH[1]}',\
+ MASTER_LOG_POS=${BASH_REMATCH[2]}" > change_master_to.sql.in
+ fi
+
+ # Check if we need to complete a clone by starting replication.
+ if [[ -f change_master_to.sql.in ]]; then
+ echo "Waiting for mysqld to be ready (accepting connections)"
+ [[ `hostname` =~ -([0-9]+)$ ]] || exit 1
+ ordinal=${BASH_REMATCH[1]}
+ echo $ordinal
+ until mysql --user=root --password=$MYSQL_ROOT_PASSWORD -h localhost -e "SELECT 1"; do sleep 1; done
+
+ echo "Initializing replication from clone position"
+ # In case of container restart, attempt this at-most-once.
+ mv change_master_to.sql.in change_master_to.sql.orig
+ mysql --user=root --password=$MYSQL_ROOT_PASSWORD -h localhost <<EOF
+ $(<change_master_to.sql.orig),
+ MASTER_HOST="{{ template "common.name" . }}-0.{{ .Values.service.name }}.{{ include "common.namespace" . }}",
+ MASTER_USER="root",
+ MASTER_PASSWORD="$MYSQL_ROOT_PASSWORD",
+ MASTER_CONNECT_RETRY=10;
+ START SLAVE;
+ EOF
+ fi
+
+ # Start a server to send backups when requested by peers.
+ exec ncat --listen --keep-open --send-only --max-conns=1 3307 -c \
+ "xtrabackup --user=root --password=$MYSQL_ROOT_PASSWORD --backup --slave-info --stream=xbstream --host=localhost"
+ volumeMounts:
+ - name: {{ include "common.fullname" . }}-data
+ mountPath: /var/lib/mysql
+ subPath: mysql
+ - name: conf
+ mountPath: /etc/mysql/conf.d
+ volumes:
+ - name: conf
+ emptyDir: {}
+ - name: config-map
+ configMap:
+ name: {{ include "common.fullname" . }}-db-configmap
+ - name: localtime
+ hostPath:
+ path: /etc/localtime
+ - name: {{ include "common.fullname" . }}-data
+#{{ if not .Values.disableNfsProvisioner }}
+ volumeClaimTemplates:
+ - metadata:
+ name: {{ include "common.fullname" . }}-data
+ annotations:
+ volume.beta.kubernetes.io/storage-class: "{{ include "common.fullname" . }}-data"
+ spec:
+ accessModes: ["ReadWriteMany"]
+ resources:
+ requests:
+ storage: 1Gi
+#{{ else if .Values.persistence.enabled }}
+ persistentVolumeClaim:
+ claimName: {{ include "common.fullname" . }}-data
+#{{ else }}
+ emptyDir: {}
+#{{ end }}