updates after writing blog
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@ -1,3 +0,0 @@
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https://github.com/prometheus/client_python
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pip install prometheus-client
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@ -14,7 +14,7 @@ spec:
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summary: etcd cluster backup is too old or not present
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summary: etcd cluster backup is too old or not present
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expr: |-
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expr: |-
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time() -
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time() -
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max(max_over_time(file_time_seconds{job="pantherbackupexporter",type="backup"}[60m]))
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max(max_over_time(file_time_seconds{job="controllerbackupexporter",type="backup"}[60m]))
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> 3600
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> 3600
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for: 5m
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for: 5m
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labels:
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labels:
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@ -24,7 +24,7 @@ spec:
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description: 'etcd backup is too small or not present'
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description: 'etcd backup is too small or not present'
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summary: etcd cluster backup is too small or not present
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summary: etcd cluster backup is too small or not present
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expr: |-
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expr: |-
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max(max_over_time(file_size{job="pantherbackupexporter",type="backup"}[60m]))
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max(max_over_time(file_size{job="controllerbackupexporter",type="backup"}[60m]))
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<
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<
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10000000
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10000000
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for: 5m
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for: 5m
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@ -36,7 +36,7 @@ spec:
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summary: etcd image file is too old or not present
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summary: etcd image file is too old or not present
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expr: |-
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expr: |-
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time() -
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time() -
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max(max_over_time(file_time_seconds{job="pantherbackupexporter",type="image"}[60m]))
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max(max_over_time(file_time_seconds{job="controllerbackupexporter",type="image"}[60m]))
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> 3600
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> 3600
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for: 5m
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for: 5m
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labels:
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labels:
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@ -46,7 +46,7 @@ spec:
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description: 'etcd image file is too small or not present'
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description: 'etcd image file is too small or not present'
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summary: etcd cluster image file is too small or not present
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summary: etcd cluster image file is too small or not present
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expr: |-
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expr: |-
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max(max_over_time(file_size{job="pantherbackupexporter",type="image"}[60m]))
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max(max_over_time(file_size{job="controllerbackupexporter",type="image"}[60m]))
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<
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<
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10
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10
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for: 5m
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for: 5m
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@ -1,17 +1,16 @@
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apiVersion: apps/v1
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apiVersion: apps/v1
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kind: Deployment
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kind: Deployment
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metadata:
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metadata:
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name: pantherbackupmonitoring
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name: controllerbackupmonitoring
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namespace: monitoring
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namespace: monitoring
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spec:
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spec:
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selector:
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selector:
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matchLabels:
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matchLabels:
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app: pantherbackupmonitoring
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app: controllerbackupmonitoring
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template:
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template:
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metadata:
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metadata:
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labels:
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labels:
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app: pantherbackupmonitoring
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app: controllerbackupmonitoring
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prometheus-scrapable: "true"
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spec:
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spec:
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terminationGracePeriodSeconds: 0
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terminationGracePeriodSeconds: 0
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tolerations:
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tolerations:
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@ -21,8 +20,13 @@ spec:
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- effect: NoSchedule
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- effect: NoSchedule
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key: node-role.kubernetes.io/master
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key: node-role.kubernetes.io/master
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operator: Exists
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operator: Exists
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nodeSelector:
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affinity:
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kubernetes.io/hostname: panther
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nodeAffinity:
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requiredDuringSchedulingIgnoredDuringExecution:
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nodeSelectorTerms:
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- matchExpressions:
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- key: node-role.kubernetes.io/control-plane
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operator: Exists
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containers:
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containers:
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- name: exporter
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- name: exporter
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image: docker.example.com/filemonitor:1.0
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image: docker.example.com/filemonitor:1.0
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protocol: TCP
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protocol: TCP
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name: http
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name: http
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volumeMounts:
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volumeMounts:
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- name: pantherbackup
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- name: controllerbackup
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mountPath: /backup
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mountPath: /backup
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readOnly: true
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readOnly: true
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volumes:
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volumes:
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- name: pantherbackup
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- name: controllerbackup
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hostPath:
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hostPath:
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path: /var/lib/wamblee/etcd
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path: /var/lib/wamblee/etcd
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@ -6,14 +6,12 @@ services:
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command:
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command:
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- python3
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- python3
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- /exporter.py
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- /exporter.py
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# some paths for testing
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- /data/x.txt
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- /data/x.txt
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- /data/y.txt
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- /data/y.txt
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ports:
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ports:
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- "8080:8080"
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- "8080:8080"
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volumes:
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volumes:
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# for testing.
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- /home/erik/downloads:/data
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- /home/user/downloads:/data
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@ -2,13 +2,13 @@
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apiVersion: v1
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apiVersion: v1
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kind: Service
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kind: Service
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metadata:
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metadata:
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name: pantherbackupexporter
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name: controllerbackupexporter
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namespace: monitoring
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namespace: monitoring
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labels:
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labels:
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app: pantherbackupmonitoring
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app: controllerbackupmonitoring
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spec:
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spec:
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selector:
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selector:
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app: pantherbackupmonitoring
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app: controllerbackupmonitoring
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ports:
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ports:
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- port: 8080
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- port: 8080
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targetPort: 8080
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targetPort: 8080
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apiVersion: monitoring.coreos.com/v1
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apiVersion: monitoring.coreos.com/v1
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kind: ServiceMonitor
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kind: ServiceMonitor
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metadata:
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metadata:
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name: pantherbackupmonitoring
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name: controllerbackupmonitoring
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namespace: monitoring
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namespace: monitoring
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spec:
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spec:
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endpoints:
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endpoints:
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@ -12,6 +12,6 @@ spec:
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scrapeTimeout: 30s
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scrapeTimeout: 30s
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selector:
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selector:
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matchLabels:
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matchLabels:
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app: pantherbackupmonitoring
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app: controllerbackupmonitoring
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targetLabels:
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targetLabels:
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- app
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- app
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