monitoring: Prometheus retention set to 1 year with help from mimir a…

…nd minio (#142)

* chore: added mimir template

* chore: added minio and mimir

* chore: working mimir

* chore: commented out old prometheus datasource

* chore: updated diagram

* chore: removed tokens

monitoring/README.md

@@ -19,9 +19,9 @@
    ```
 
    ```yml
-  # for some unknown reason exporter tries to connect to localhost even if you define hostPort in config.yml.
-  # broken stuff.
-  jmx-exporter:
+      # for some unknown reason exporter tries to connect to localhost even if you define hostPort in config.yml.
+      # broken stuff.
+   jmx-exporter:
     image: 'docker.io/bitnami/jmx-exporter:1.0.1'
     container_name: jmx-exporter
     ports:
@@ -47,4 +47,7 @@
 
    Then proceed to update to schema v13 or newer before re-enabling this config, search for 'Storage Schema' in the docs for the schema update procedure\n
 
-   CONFIG ERROR: `tsdb` index type is required to store Structured Metadata and use native OTLP ingestion, your index type is `boltdb-shipper` (defined in the `store` parameter of the schema_config). Set `allow_structured_metadata: false` in the `limits_config` section or set the command line argument `-validation.allow-structured-metadata=false` and restart Loki. Then proceed to update the schema to use index type `tsdb` before re-enabling this config, search for 'Storage Schema' in the docs for the schema update procedure"
+   CONFIG ERROR: `tsdb` index type is required to store Structured Metadata and use native OTLP ingestion, your index type is `boltdb-shipper` (defined in the `store` parameter of the schema_config). Set `allow_structured_metadata: false` in the `limits_config` section or set the command line argument `-validation.allow-structured-metadata=false` and restart Loki. Then proceed to update the schema to use index type `tsdb` before re-enabling this config, search for 'Storage Schema' in the docs for the schema update procedure"
+
+8) Mimir runs as one container. Should run as microservices in production. 
+   To read more about storage blocks - [git](https://github.com/grafana/mimir/discussions/4187)

monitoring/docker-compose.yaml

@@ -109,6 +109,71 @@ services:
     networks:
       - jforwarder-network
 
+  grafana-mimir:
+    image: 'docker.io/grafana/mimir:2.14.0'
+    container_name: grafana-mimir
+    ports: 
+     - "9009:9009"
+    command: ["-config.file=/etc/mimir.yaml"]
+    depends_on:
+      - minio
+    volumes:
+      - ./mimir/mimir.yml:/etc/mimir.yaml
+      - mimir_volume:/data
+    networks:
+      - jforwarder-network
+
+  minio:
+    image: 'docker.io/minio/minio:RELEASE.2024-10-13T13-34-11Z'
+    container_name: minio
+    command: server --quiet /data
+    entrypoint: >
+      /bin/sh -c '
+        isAlive() { curl -sf http://127.0.0.1:9000/minio/health/live; }    # check if Minio is alive
+        minio $0 "$@" --quiet & echo $! > /tmp/minio.pid                   # start Minio in the background
+        while ! isAlive; do sleep 0.1; done                                # wait until Minio is alive
+        mc alias set minio http://127.0.0.1:9000 $MINIO_ROOT_USER $MINIO_ROOT_PASSWORD # setup Minio client
+        mc mb minio/mimir || true                                    # create a test bucket
+        mc anonymous set public minio/mimir                          # make the test bucket public
+        kill -s INT $(cat /tmp/minio.pid) && rm /tmp/minio.pid             # stop Minio
+        while isAlive; do sleep 0.1; done                                  # wait until Minio is stopped
+        exec minio $0 "$@"                                                 # start Minio in the foreground
+      '
+    environment:
+      - MINIO_ROOT_USER=${MINIO_ROOT_USER}
+      - MINIO_ROOT_PASSWORD=${MINIO_ROOT_PASSWORD}
+    volumes:
+      - minio_volume:/data:rw
+    networks:
+      - jforwarder-network
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:9000/minio/health/live"]
+      interval: 30s
+      timeout: 20s
+      retries: 3
+
+  # createbuckets:
+  #   image: 'docker.io/minio/mc:RELEASE.2024-10-08T09-37-26Z'
+  #   container_name: minio-mc
+  #   environment:
+  #     - MINIO_ROOT_USER=${MINIO_ROOT_USER}
+  #     - MINIO_ROOT_PASSWORD=${MINIO_ROOT_PASSWORD}
+  #   depends_on:
+  #     - minio
+  #   entrypoint: >
+  #     /bin/sh -c "
+  #     /usr/bin/mc alias set myminio http://minio:9000 $MINIO_ROOT_USER $MINIO_ROOT_PASSWORD;
+  #     /usr/bin/mc mb myminio/mimir-blocks;
+  #     /usr/bin/mc mb myminio/mimir-ruler;
+  #     /usr/bin/mc mb myminio/mimir;
+  #     /usr/bin/mc policy set public myminio/mimir-blocks;
+  #     /usr/bin/mc policy set public myminio/mimir-ruler;
+  #     /usr/bin/mc policy set public myminio/mimir;
+  #     exit 0;
+  #     "
+  #   networks:
+  #     - jforwarder-network
+
 volumes:
   prometheus_volume:
     driver: local
@@ -118,6 +183,9 @@ volumes:
   #    driver: local
   loki_volume:
     driver: local
+  minio_volume:
+  mimir_volume:
+    driver: local
 
 networks:
   jforwarder-network:

monitoring/grafana/provisioning/datasources/Datasource.yml

@@ -6,6 +6,20 @@ deleteDatasources:
 
 datasources:
 
+# Deprecated. Moved to mimir backed metrics.
+  # - id: prometheus
+  #   uid: prometheus
+  #   type: prometheus
+  #   name: Prometheus
+  #   editable: true                        # whether it should be editable
+  #   isDefault: false                      # whether this should be the default DS
+  #   org_id: 1                             # id of the organization to tie this datasource to
+  #   access: proxy
+  #   url: "http://prometheus:9090"
+  #   version: 2                            # well, versioning
+
+# Added header to differentiate prometheus client. Prometheus scraps all data and pushes it 
+# to mimir with tenant "jforwarder". So all "jforwarder" related stuff should be accessed with its header.
   - id: prometheus
     uid: prometheus
     type: prometheus
@@ -14,7 +28,11 @@ datasources:
     isDefault: true                      # whether this should be the default DS
     org_id: 1                             # id of the organization to tie this datasource to
     access: proxy
-    url: "http://prometheus:9090"
+    url: "http://grafana-mimir:9009/prometheus"
+    jsonData:
+      httpHeaderName1: "X-Scope-OrgID"
+    secureJsonData:
+      httpHeaderValue1: "jforwarder"
     version: 1                            # well, versioning
 
 #  - id: Tempo

monitoring/mimir/mimir.yml

@@ -0,0 +1,44 @@
+# Run Mimir in single process mode, with all components running in 1 process.
+target: all
+
+# Configure Mimir to use Minio as object storage backend.
+common:
+  storage:
+    backend: s3
+    s3:
+      endpoint: minio:9000
+      access_key_id: ${access_key_id}
+      secret_access_key: ${secret_access_key}
+      insecure: true
+      bucket_name: mimir
+
+# Blocks storage requires a prefix when using a common object storage bucket.
+# Blocks storage is used for long time data
+blocks_storage:
+  backend: s3
+  storage_prefix: blocks
+  bucket_store:
+    sync_dir: /data/tsdb-sync
+  # ingesters writes here and "flush" this data to blocks storage in s3 backend every 2 hours.
+  tsdb:
+    dir: /data/tsdb
+
+ruler_storage:
+  backend: s3
+  storage_prefix: ruler
+
+ingester:
+  ring:
+    # Default - 3. Made one. Mimir should be in 3 replicas otherwise.
+    replication_factor: 1
+
+limits:
+  # Delete from storage metrics data older than 1 year.
+  compactor_blocks_retention_period: 1y
+
+usage_stats:
+  enabled: false
+
+server:
+  http_listen_port: 9009 # should be set to work properly
+  log_level: warn

monitoring/prometheus/prometheus.yml

@@ -17,11 +17,26 @@ alerting:
             # Alertmanager's default port is 9093
             - prometheus-alertmanager:9093
 
+remote_write:
+  - url: http://grafana-mimir:9009/api/v1/push
+    # Add X-Scope-OrgID header so that Mimir knows what tenant the remote write data should be stored in.
+    headers:
+      X-Scope-OrgID: jforwarder
+
 scrape_configs:
+
   - job_name: 'postgres'
     static_configs:
       - targets: [ 'prometheus-postgres-exporter:9187' ]
 
+  - job_name: 'node'
+    static_configs:
+      - targets: [ 'prometheus-node-exporter:9100' ]
+
+  - job_name: 'kafka'
+    static_configs:
+      - targets: ['kafka:12345']
+
   - job_name: 'jvmMetrics'
     metrics_path: '/actuator/prometheus'
     static_configs:
@@ -48,10 +63,4 @@ scrape_configs:
   #    static_configs:
   #      - targets: [ 'host.docker.internal:9323' ]
 
-  - job_name: 'node'
-    static_configs:
-      - targets: [ 'prometheus-node-exporter:9100' ]
 
-  - job_name: 'kafka'
-    static_configs:
-      - targets: ['kafka:12345']