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@randomvariable
Created September 21, 2020 22:51
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goldpinger.yaml
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: goldpinger-serviceaccount
namespace: default
---
apiVersion: apps/v1
kind: DaemonSet
metadata:
name: goldpinger
namespace: default
labels:
app: goldpinger
spec:
updateStrategy:
type: RollingUpdate
selector:
matchLabels:
app: goldpinger
template:
metadata:
labels:
app: goldpinger
spec:
tolerations:
- effect: NoSchedule
operator: Exists
- effect: NoExecute
operator: Exists
- key: CriticalAddonsOnly
operator: Exists
- effect: NoExecute
key: node.kubernetes.io/not-ready
operator: Exists
- effect: NoExecute
key: node.kubernetes.io/unreachable
operator: Exists
- effect: NoSchedule
key: node.kubernetes.io/disk-pressure
operator: Exists
- effect: NoSchedule
key: node.kubernetes.io/memory-pressure
operator: Exists
- effect: NoSchedule
key: node.kubernetes.io/pid-pressure
operator: Exists
- effect: NoSchedule
key: node.kubernetes.io/unschedulable
operator: Exists
- effect: NoSchedule
key: node.kubernetes.io/network-unavailable
operator: Exists
serviceAccount: "goldpinger-serviceaccount"
securityContext:
runAsNonRoot: true
runAsUser: 1000
fsGroup: 2000
containers:
- name: goldpinger
env:
- name: HOST
value: "0.0.0.0"
- name: PORT
value: "8080"
# injecting real hostname will make for easier to understand graphs/metrics
- name: HOSTNAME
valueFrom:
fieldRef:
fieldPath: spec.nodeName
# podIP is used to select a randomized subset of nodes to ping.
- name: POD_IP
valueFrom:
fieldRef:
fieldPath: status.podIP
image: "docker.io/bloomberg/goldpinger:v3.0.0"
imagePullPolicy: Always
securityContext:
allowPrivilegeEscalation: false
readOnlyRootFilesystem: true
resources:
limits:
memory: 80Mi
requests:
cpu: 1m
memory: 40Mi
ports:
- containerPort: 8080
name: http
readinessProbe:
httpGet:
path: /healthz
port: 8080
initialDelaySeconds: 20
periodSeconds: 5
livenessProbe:
httpGet:
path: /healthz
port: 8080
initialDelaySeconds: 20
periodSeconds: 5
---
apiVersion: v1
kind: Service
metadata:
name: goldpinger
namespace: default
labels:
app: goldpinger
spec:
type: NodePort
ports:
- port: 8080
nodePort: 30080
name: http
selector:
app: goldpinger
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
name: goldpinger-clusterrole
rules:
- apiGroups:
- ""
resources:
- pods
verbs:
- list
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: goldpinger-clusterrolebinding
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: goldpinger-clusterrole
subjects:
- kind: ServiceAccount
name: goldpinger-serviceaccount
namespace: default
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