Version: 3.10

Install Grafana Loki

KubeRocketCI configures the logging with the help of Grafana Loki aggregation system.

Installation

To install Loki, follow the steps below:

Create logging namespace:
```
kubectl create namespace logging
```
Add a chart repository:
```
helm repo add grafana https://grafana.github.io/helm-charts
helm repo update
```
note
It is possible to use Amazon Simple Storage Service Amazon S3 as an object storage for Loki. To configure access, please refer to the IRSA for Loki documentation.

Install Loki v.2.6.0:

helm install loki grafana/loki \
  --version 2.6.0 \
  --values values.yaml \
  --namespace logging

Check out the values.yaml file sample of the Loki customization:

View: values.yaml

image:
  repository: grafana/loki
  tag: 2.3.0
config:
  auth_enabled: false
  schema_config:
    configs:
    - from: 2021-06-01
      store: boltdb-shipper
      object_store: s3
      schema: v11
      index:
        prefix: loki_index_
        period: 24h
  storage_config:
    aws:
      s3: s3://<AWS_REGION>/loki-<CLUSTER_NAME>
    boltdb_shipper:
      active_index_directory: /data/loki/index
      cache_location: /data/loki/boltdb-cache
      shared_store: s3
  chunk_store_config:
    max_look_back_period: 24h
resources:
  limits:
    memory: "128Mi"
  requests:
    cpu: "50m"
    memory: "128Mi"
serviceAccount:
  create: true
  name: edp-loki
  annotations:
    eks.amazonaws.com/role-arn: "arn:aws:iam::<AWS_ACCOUNT_ID>:role/AWSIRSA‹CLUSTER_NAME›‹LOKI_NAMESPACE›Loki
persistence:
  enabled: false

Configure custom bucket policy to delete the old data.

Installation​

Installation