deploy prometheus (#26)

Signed-off-by: Augustin Husson <[email protected]>

docker-compose.yaml

@@ -48,7 +48,12 @@ services:
       # The domain the service will respond to
       - "traefik.http.routers.demo.rule=Host(`demo.perses.dev`)"
       - "traefik.http.routers.demo.tls.certresolver=myresolver"
-
+  prometheus:
+    image: "docker.io/prom/prometheus:v2.51"
+    ports:
+      - "9090:9090"
+    volumes:
+      - ./prometheus.yml:/etc/prometheus/prometheus.yml
   traefik:
     image: "docker.io/traefik:v2.9.10"
     command:

prometheus.yml

@@ -0,0 +1,31 @@
+# my global config
+global:
+  scrape_interval: 15s # Set the scrape interval to every 15 seconds. Default is every 1 minute.
+  evaluation_interval: 15s # Evaluate rules every 15 seconds. The default is every 1 minute.
+  # scrape_timeout is set to the global default (10s).
+
+# Alertmanager configuration
+alerting:
+  alertmanagers:
+    - static_configs:
+        - targets:
+        # - alertmanager:9093
+
+# Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
+rule_files:
+# - "first_rules.yml"
+# - "second_rules.yml"
+
+# A scrape configuration containing exactly one endpoint to scrape:
+# Here it's Prometheus itself.
+scrape_configs:
+  # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
+  - job_name: "prometheus"
+
+    # metrics_path defaults to '/metrics'
+    # scheme defaults to 'http'.
+    static_configs:
+      - targets: ["prometheus:9090"]
+  - job_name: "perses"
+    static_configs:
+      - targets: ["demo:8080"]