chore: update analytics examples (#3660)

* chore: update analytics examples

Signed-off-by: Mark Phelps <209477+markphelps@users.noreply.github.com>

* chore: add back auth

Signed-off-by: Mark Phelps <209477+markphelps@users.noreply.github.com>

---------

Signed-off-by: Mark Phelps <209477+markphelps@users.noreply.github.com>

examples/analytics/README.md

@@ -7,3 +7,4 @@ For more information on the different analytics configurations, see the [Analyti
 ## Contents
 
 * [Clickhouse Example](clickhouse/README.md)
+* [Prometheus Example](prometheus/README.md)

examples/analytics/clickhouse/README.md

@@ -1,5 +1,5 @@
 <p align="center">
-    <img src="../../images/logos/clickhouse.svg" alt="MySQL" width=150 height=150 />
+    <img src="../../images/logos/clickhouse.svg" alt="ClickHouse" width=150 height=150 />
 </p>
 
 # ClickHouse Example
@@ -8,7 +8,7 @@ Flipt supports storing and querying flag evaluation data by leveraging [ClickHou
 
 This example demonstrates how to use Flipt with ClickHouse to store and query flag evaluation data.
 
-!['ClickHouse Example'](../../images/clickhouse.png)
+!['Analytics Example'](../../images/analytics.png)
 
 ## Requirements
 

examples/analytics/prometheus/README.md

@@ -0,0 +1,25 @@
+<p align="center">
+    <img src="../../images/logos/prometheus.svg" alt="Prometheus" width=150 height=150 />
+</p>
+
+# Prometheus Example
+
+Flipt supports storing and querying flag evaluation data by leveraging [Prometheus](https://prometheus.io/) as the backend data store. 
+
+This example demonstrates how to use Flipt with Prometheus to store and query flag evaluation data.
+
+!['Analytics Example'](../../images/analytics.png)
+
+## Requirements
+
+To run this example application you'll need:
+
+* [Docker](https://docs.docker.com/install/)
+* [docker-compose](https://docs.docker.com/compose/install/)
+
+## Running the Example
+
+1. Run `docker compose up` from this directory
+1. Open the Flipt UI (default: [http://localhost:8080](http://localhost:8080))
+1. Create some sample data: Flags/Segments/etc. Perform a few evaluations in the Console.
+1. Navigate to the `Analytics` tab for the flag that you created and evaluated.

examples/analytics/prometheus/docker-compose.yml

@@ -16,8 +16,7 @@ services:
     volumes:
       - "./flipt-config.yml:/etc/flipt/config/default.yml"
     depends_on:
-      prometheus:
-        condition: service_healthy
+      - prometheus
     ports:
       - "8080:8080"
     networks:
@@ -27,7 +26,7 @@ services:
       - FLIPT_LOG_LEVEL=info
       - FLIPT_ANALYTICS_STORAGE_PROMETHEUS_ENABLED=true
       - FLIPT_ANALYTICS_STORAGE_PROMETHEUS_URL=http://prometheus:9090
-      - PROMETHEUS_AUTH_TOKEN='Basic YWRtaW46dGVzdA=='
+      - PROMETHEUS_AUTH_TOKEN=Basic YWRtaW46dGVzdA==
       - FLIPT_META_TELEMETRY_ENABLED=false
     command: ["/flipt", "--force-migrate"]
 

examples/analytics/prometheus/flipt-config.yml

@@ -2,6 +2,6 @@ analytics:
   storage:
     prometheus:
       enabled: true
-      url: http://localhost:9090
+      url: http://prometheus:9090
       headers:
         Authorization: ${PROMETHEUS_AUTH_TOKEN}