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Add Prometheus and Grafana charts to EKS #5

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Add Prometheus and Grafana charts to EKS #5

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48 changes: 48 additions & 0 deletions cdk/big-data-stack/stacks/eks.py
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Original file line number Diff line number Diff line change
Expand Up @@ -69,6 +69,10 @@ def __init__(
# TODO: Make this optional
# self.enable_airflow()

# Let's do some monitoring! (but not by default...)
# self.enable_prometheus()
# self.enable_grafana()

# This is emr-specific, but we have to do it here to prevent circular dependencies
self.map_iam_to_eks()

Expand Down Expand Up @@ -157,6 +161,50 @@ def add_emr_containers_for_airflow(self) -> eks.ServiceAccount:

return sa

def enable_grafana(self, namespace: str = "grafana"):
chart = self.cluster.add_helm_chart(
"grafana",
namespace=namespace,
chart="grafana",
repository="https://grafana.github.io/helm-charts",
version="6.9.1",
values={
"fullnameOverride": "grafana-dashboard",
"adminPassword": "admin",
"persistence": {"storageClassName": "gp2", "enabled": "true"},
"datasources": {
"datasources.yaml": {
"apiVersion": 1,
"datasources": [
{
"name": "Prometheus",
"type": "prometheus",
"url": "http://prometheus-server.prometheus.svc.cluster.local",
"access": "proxy",
"isDefault": "true",
}
],
}
},
},
)

def enable_prometheus(self, namespace: str = "prometheus"):
chart = self.cluster.add_helm_chart(
"prometheus",
namespace=namespace,
chart="prometheus",
repository="https://prometheus-community.github.io/helm-charts",
version="14.0.0",
values={
"alertmanager": {"persistentVolume": {"storageClass": "gp2"}},
"server": {
"fullnameOverride": "prometheus-server",
"persistentVolume": {"storageClass": "gp2"},
},
},
)

def enable_airflow(self, namespace: str = "airflow"):
# While `add_helm_chart` will create the namespace for us if it doesn't exist,
# we have to create it here because we need to create a service role for emr-containers.
Expand Down