From 74aab5fd843e92a3b1ed2ba41283c17a64fa5c60 Mon Sep 17 00:00:00 2001
From: DUMAX-VORZET Mathieu <m.dumaxvorzet@gmail.com>
Date: Fri, 13 Mar 2020 16:06:24 +0100
Subject: [PATCH] [Feature] Adding Prometheus and needed configurations

---
 .../chirpstack-application-server.toml        | 11 +++++
 .../chirpstack-gateway-bridge.toml            | 10 +++++
 .../chirpstack-network-server.toml            | 10 +++++
 configuration/prometheus/prometheus.yml       | 43 +++++++++++++++++++
 docker-compose.yml                            |  7 +++
 5 files changed, 81 insertions(+)
 create mode 100644 configuration/prometheus/prometheus.yml

diff --git a/configuration/chirpstack-application-server/chirpstack-application-server.toml b/configuration/chirpstack-application-server/chirpstack-application-server.toml
index b019310..4af3cab 100644
--- a/configuration/chirpstack-application-server/chirpstack-application-server.toml
+++ b/configuration/chirpstack-application-server/chirpstack-application-server.toml
@@ -16,3 +16,14 @@ public_host="chirpstack-application-server:8001"
 [application_server.external_api]
 bind="0.0.0.0:8080"
 jwt_secret="verysecret"
+
+
+# Metrics collection settings.
+[metrics]
+
+timezone="Local"
+
+  [metrics.prometheus]
+  bind="chirpstack-application-server:9324"
+  endpoint_enabled=true
+  APITimingHistogram=true
diff --git a/configuration/chirpstack-gateway-bridge/chirpstack-gateway-bridge.toml b/configuration/chirpstack-gateway-bridge/chirpstack-gateway-bridge.toml
index 894de95..642bfb6 100644
--- a/configuration/chirpstack-gateway-bridge/chirpstack-gateway-bridge.toml
+++ b/configuration/chirpstack-gateway-bridge/chirpstack-gateway-bridge.toml
@@ -5,3 +5,13 @@
 servers=["tcp://mosquitto:1883"]
 username=""
 password=""
+
+# Metrics collection settings.
+[metrics]
+
+timezone="Local"
+
+  [metrics.prometheus]
+  bind="chirpstack-gateway-bridge:9325"
+  endpoint_enabled=true
+  APITimingHistogram=true
diff --git a/configuration/chirpstack-network-server/chirpstack-network-server.toml b/configuration/chirpstack-network-server/chirpstack-network-server.toml
index 8a3c2a9..b997a1d 100644
--- a/configuration/chirpstack-network-server/chirpstack-network-server.toml
+++ b/configuration/chirpstack-network-server/chirpstack-network-server.toml
@@ -51,3 +51,13 @@ server="http://chirpstack-application-server:8003"
 
 [geolocation_server]
 server="chirpstack-geolocation-server:8005"
+
+# Metrics collection settings.
+[metrics]
+
+timezone="Local"
+
+  [metrics.prometheus]
+  bind="chirpstack-network-server:9323"
+  endpoint_enabled=true
+  APITimingHistogram=true
diff --git a/configuration/prometheus/prometheus.yml b/configuration/prometheus/prometheus.yml
new file mode 100644
index 0000000..b42891a
--- /dev/null
+++ b/configuration/prometheus/prometheus.yml
@@ -0,0 +1,43 @@
+# 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"
+
+scrape_configs:
+
+  - job_name: 'Prometheus'
+
+    static_configs:
+    - targets: ['localhost:9090']
+
+  - job_name: 'Chirpstack network server'
+
+    static_configs:
+    - targets: ['chirpstack-network-server:9323']
+
+  - job_name: 'Chirpstack application server'
+
+    static_configs:
+    - targets: ['chirpstack-application-server:9324']
+
+  - job_name: 'Chirpstack gateway bridge'
+
+    static_configs:
+    - targets: ['chirpstack-gateway-bridge:9325']
+    
+
+
+
diff --git a/docker-compose.yml b/docker-compose.yml
index dbca6a1..1a0e22e 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -43,6 +43,13 @@ services:
     ports:
       - 1883:1883
 
+  prometheus:
+    image: prom/prometheus:v2.16.0
+    ports:
+      - 9090:9090
+    volumes:
+     - ./configuration/prometheus/prometheus.yml:/etc/prometheus/prometheus.yml
+
 volumes:
   postgresqldata:
   redisdata: