Argo-Kube-Notifier - Monitor kubernetes resources and get notification
What is Argo Kube Notifier?
Argo Kube Notifier controller monitors Kubernetes resource updates and validates the configured rules to trigger events.
Why use Argo Kube Notifier?
Argo Kube Notifier is a fully customizable monitoring tool based on all kinds of Kubernetes resources. Argo Kube Notifier will monitor each resource's updates and apply rules on updates. Events will be trigged if a rule is met.
Quickstart
kubectl create namespace argo
kubectl create -f https://raw.githubusercontent.com/argoproj-labs/argo-kube-notifier/master/config/crds/argoproj_v1alpha1_notification.yaml
kubectl apply -n argo -f https://raw.githubusercontent.com/argoproj-labs/argo-kube-notifier/master/config/manager/manager.yamlCreate Notification
example: notification
Create secrets for Slack and Email
apiVersion: v1
kind: Secret
metadata:
name: my-slack-secret
type: Opaque
stringData:
hookURL: "https://hooks.slack.com/" #update your slack hookurl
Simple Slack Notification with All Conditions
apiVersion: argoproj.io/v1alpha1
kind: Notification
metadata:
name: notification-1
spec:
# Define resource need to be monitor.
monitorResource:
Group: "apps"
Resource: "deployments"
Version: "v1"
#
Namespace: default
# Define the notifiers channel. Slack and email is supporting currently
notifiers:
-
name: slack
slack:
hookUrlSecret:
name: my-slack-secret
key: hookURL
channel: testargonotification
hookurl: "https://hooks.slack.com"
# Define the Rules to validate the resource spce
rules:
-
allConditions:
-
jsonPath: "status/readyReplicas"
operator: "ne"
valueJsonPath: "status/replicas"
events:
-
message: "Condition Triggered : Deployment = {{.metadata.name}} replicaset doesnt match. Required Replicas = {{.status.replicas}}, Current Replicas={{.status.readyReplicas}}"
emailSubject: "Argo Notification Condition Triggered {{.metadata.name}}"
notificationLevel: "warning"
notifierNames:
- "slack"
name: rule1
initialDelaySec: 60
throttleMinutes: 5
-
allConditions:
-
jsonPath: "metadata/name"
operator: "eq"
value: "nginx-deployment"
-
jsonPath: "{{status/readyReplicas}} / {{ }}"
operator: "lt"
value: "30%"
events:
-
message: "Condition Triggered : Deployment ={{.metadata.name}} replicaset doesnt match. Required Replicas = {{.status.replicas}}, Current Replicas={{.status.readyReplicas}}"
emailSubject: "[ALERT] Argo Notification Condition Triggered {{.metadata.name}}"
notificationLevel: "critical"
notifierNames:
- "slack"
name: rule2
initialDelaySec: 60
throttleMinutes: 5
Notification 2 - Any Conditions with Slack and Email
apiVersion: argoproj.io/v1alpha1
kind: Notification
metadata:
name: notification-2
spec:
# Define resource need to be monitor.
monitorResource:
Group: argoproj.io
Resource: workflows
Version: v1alpha1
#
Namespace: default
# Define the notifiers channel. Slack and email is supporting currently
rules:
-
name: rule1
initialDelaySec: 60
throttleMinutes: 5
anyConditions:
-
jsonPath: "status/phase"
operator: "eq"
value: "Failed"
-
jsonPath: "status/phase"
operator: "eq"
value: "Error"
events:
-
message: "Workflow ={{.metadata.name}} Failed."
emailSubject: "[ALERT] Argo Notification Condition Triggered {{.metadata.name}}"
notificationLevel: "warning"
notifierNames:
- "slack"
- "email"
notifiers:
-
name: slack
slack:
hookUrlSecret:
name: my-slack-secret
key: hookURL
channel: testargonotification
-
name: "email"
email:
smtphost: "smtp.gmail.com"
smtpport: 465
# Save the smtp service credential in secret in monitoring namespace
usernameSecret:
name: "my-email-secret"
key: "username"
passwordSecret:
name: "my-email-secret"
key: "password"
FromEmailId: <EmailID>
SenderList:
- <EmailID>
- <EmailID>
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