refactor mariadb

mariadb/docker-mariadb-prometheus/Dockerfile

@@ -0,0 +1,15 @@
+# vim:set ft=dockerfile:
+FROM debian:buster-slim
+
+RUN set -ex; \
+	apt-get update; \
+	apt-get install -y --no-install-recommends \
+		prometheus-mysqld-exporter; \
+	apt-get clean -y; \	
+	rm -rf /var/lib/apt/lists/*; 
+
+RUN set -ex; \
+	echo '[client]\nhost=localhost\nuser=prometheus\npassword=prom01\n' >/etc/prometheus-mysql-exporter
+
+EXPOSE 9104
+CMD ["prometheus-mysql-exporter",  "--config.my-cnf", "/etc/prometheus-mysql-exporter"]

mariadb/mariadb-deployment.yaml

@@ -45,3 +45,18 @@ spec:
       - name: mariadb-persistent-storage
         persistentVolumeClaim:
           claimName: mariadb-pv-claim
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: mariadb-pv-claim
+  annotations:
+        volume.beta.kubernetes.io/storage-provisioner: "nfs-storage"
+        volume.beta.kubernetes.io/storage-class: "managed-nfs-storage"
+spec:
+  storageClassName: "fast"
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 20Gi

mariadb/mariadb-pv.yaml

@@ -1,14 +0,0 @@
-apiVersion: v1
-kind: PersistentVolumeClaim
-metadata:
-  name: mariadb-pv-claim
-  annotations:
-        volume.beta.kubernetes.io/storage-provisioner: "nfs-storage"
-        volume.beta.kubernetes.io/storage-class: "managed-nfs-storage"
-spec:
-  storageClassName: "fast"
-  accessModes:
-    - ReadWriteOnce
-  resources:
-    requests:
-      storage: 20Gi