feat: configurado scrape

Author: alefcarlos

Demo.API/Program.cs

@@ -18,7 +18,7 @@ public static void Main(string[] args)
         {
             Metrics = AppMetrics.CreateDefaultBuilder()
                 .OutputMetrics.AsPrometheusPlainText()
-                .OutputMetrics.AsPrometheusProtobuf()
+                // .OutputMetrics.AsPrometheusProtobuf()
                 .Build();
 
 
@@ -54,8 +54,8 @@ public static IWebHostBuilder CreateWebHostBuilder(string[] args)
                             {
                                 options.EndpointOptions = endpointsOptions =>
                                 {
-                                    endpointsOptions.MetricsTextEndpointOutputFormatter = Metrics.OutputMetricsFormatters.OfType<MetricsPrometheusTextOutputFormatter>().First();
-                                    endpointsOptions.MetricsEndpointOutputFormatter = Metrics.OutputMetricsFormatters.OfType<MetricsPrometheusProtobufOutputFormatter>().First();
+                                    // endpointsOptions.MetricsTextEndpointOutputFormatter = Metrics.OutputMetricsFormatters.OfType<MetricsPrometheusTextOutputFormatter>().First();
+                                    endpointsOptions.MetricsEndpointOutputFormatter = Metrics.OutputMetricsFormatters.OfType<MetricsPrometheusTextOutputFormatter>().First();
                                 };
                             })
                 .UseStartup<Startup>();

Demo.Worker/Demo.Worker.csproj

@@ -12,7 +12,6 @@
     <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="2.2.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="2.2.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.EventLog" Version="2.2.0" />
-    <PackageReference Include="Super.Package.Configuration.ConfigServer.Abstractions" Version="1.0.2" />
     <PackageReference Include="System.Configuration.Abstractions" Version="2.0.2.45" />
   </ItemGroup>
 

docker-compose.yml

@@ -78,4 +78,26 @@ services:
       - "15672:15672"
     environment:
       RABBITMQ_DEFAULT_USER: guest
-      RABBITMQ_DEFAULT_PASS: guest
+      RABBITMQ_DEFAULT_PASS: guest
+
+  prom:
+    image: quay.io/prometheus/prometheus:v2.0.0
+    volumes:
+     - ./prometheus/prometheus.yml:/etc/prometheus/prometheus.yml
+    command: "--config.file=/etc/prometheus/prometheus.yml --storage.tsdb.path=/prometheus"
+    ports:
+     - 9090:9090
+    depends_on:
+     - exporter
+  exporter:
+    image: prom/node-exporter:latest
+    ports:
+     - "9100:9100"
+  grafana:
+    image: grafana/grafana
+    ports:
+     - "3000:3000"
+    environment: 
+      - GF_INSTALL_PLUGINS=grafana-piechart-panel
+    depends_on:
+      - prom

prometheus/docker-compose.yml

@@ -1,9 +1,40 @@
-# prometheus.yml
+# my global config
 global:
-    scrape_interval: 5s
-    external_labels:
-        monitor: 'my-monitor'
+  scrape_interval:     15s # By default, scrape targets every 15 seconds.
+  evaluation_interval: 15s # By default, scrape targets every 15 seconds.
+  # scrape_timeout is set to the global default (10s).
+
+  # Attach these labels to any time series or alerts when communicating with
+  # external systems (federation, remote storage, Alertmanager).
+  external_labels:
+      monitor: 'codelab-monitor'
+
+# Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
+rule_files:
+  # - "first.rules"
+  # - "second.rules"
+
+# A scrape configuration containing exactly one endpoint to scrape:
+# Here it's Prometheus itself.
 scrape_configs:
-    - job_name: 'prometheus'
-      target_groups:
-          - targets: ['localhost:9090']
+  # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
+  - job_name: 'prometheus'
+
+    # Override the global default and scrape targets from this job every 5 seconds.
+    scrape_interval: 5s
+
+    # metrics_path defaults to '/metrics'
+    # scheme defaults to 'http'.
+
+    static_configs:
+      - targets: ['localhost:9090']
+
+  - job_name: "node"
+    scrape_interval: "15s"
+    static_configs:
+      - targets: ['exporter:9100']
+
+  - job_name: "webapi"
+    scrape_interval: 5s
+    static_configs:
+      - targets: ['web']