3.6.

1. mvn io.quarkus:quarkus-maven-plugin:2.7.1.Final:create \
       -DprojectGroupId=mygroup -DprojectArtifactId=devworkspace-telemetry-example-plugin \
   -DprojectVersion=1.0.0-SNAPSHOT

4. 예 3.13. pom.xml

   <!-- Required -->
   <dependency>
       <groupId>org.eclipse.che.incubator.workspace-telemetry</groupId>
       <artifactId>backend-base</artifactId>
       <version>LATEST VERSION FROM PREVIOUS STEP</version>
   </dependency>
   
   
   <!-- Used to make http requests to the telemetry server -->
   <dependency>
       <groupId>io.quarkus</groupId>
       <artifactId>quarkus-rest-client</artifactId>
   </dependency>
   <dependency>
       <groupId>io.quarkus</groupId>
       <artifactId>quarkus-rest-client-jackson</artifactId>
   </dependency>

6. 예 3.14. settings.xml

   <settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0
   http://maven.apache.org/xsd/settings-1.0.0.xsd">
      <servers>
         <server>
            <id>che-incubator</id>
            <username>YOUR GITHUB USERNAME</username>
            <password>YOUR GITHUB TOKEN</password>
         </server>
      </servers>
   
      <profiles>
         <profile>
            <id>github</id>
            <activation>
               <activeByDefault>true</activeByDefault>
            </activation>
            <repositories>
               <repository>
                  <id>central</id>
                  <url>https://repo1.maven.org/maven2</url>
                  <releases><enabled>true</enabled></releases>
                  <snapshots><enabled>false</enabled></snapshots>
                  </repository>
                  <repository>
                  <id>che-incubator</id>
                  <url>https://maven.pkg.github.com/che-incubator/che-workspace-telemetry-client</url>
               </repository>
            </repositories>
         </profile>
      </profiles>
   </settings>

1. spec:
     template:
       attributes:
         workspaceEnv:
           - name: DEVWORKSPACE_TELEMETRY_BACKEND_PORT
             value: '4167'

3. $ mvn --settings=settings.xml quarkus:dev -Dquarkus.http.port=${DEVWORKSPACE_TELEMETRY_BACKEND_PORT}

검증 단계

1. INFO  [org.ecl.che.inc.AnalyticsManager] (Quarkus Main Thread) No welcome message provided
   INFO  [io.quarkus] (Quarkus Main Thread) devworkspace-telemetry-example-plugin 1.0.0-SNAPSHOT on JVM (powered by Quarkus 2.7.2.Final) started in 0.323s. Listening on: http://localhost:4167
   INFO  [io.quarkus] (Quarkus Main Thread) Profile dev activated. Live Coding activated.
   INFO  [io.quarkus] (Quarkus Main Thread) Installed features: [cdi, kubernetes-client, rest-client, rest-client-jackson, resteasy, resteasy-jsonb, smallrye-context-propagation, smallrye-openapi, swagger-ui, vertx]

2. INFO  [io.qua.dep.dev.RuntimeUpdatesProcessor] (Aesh InputStream Reader) Live reload disabled
   INFO  [org.ecl.che.inc.AnalyticsManager] (executor-thread-2) The received event is: Edit Workspace File in Che

1. 예 3.19. TelemetryService.java

   package org.my.group;
   
   import java.util.Map;
   
   import javax.ws.rs.Consumes;
   import javax.ws.rs.POST;
   import javax.ws.rs.Path;
   import javax.ws.rs.core.MediaType;
   import javax.ws.rs.core.Response;
   
   import org.eclipse.microprofile.rest.client.inject.RegisterRestClient;
   
   @RegisterRestClient
   public interface TelemetryService {
       @POST
       @Path("/event") 

   1

   
       @Consumes(MediaType.APPLICATION_JSON)
       Response sendEvent(Map<String, Object> payload);
   }

   1

2. 예 3.20. application.properties

   org.my.group.TelemetryService/mp-rest/url=http://little-telemetry-server-che.apps-crc.testing

3. 예 3.21. AnalyticsManager.java

   @Dependent
   @Alternative
   public class AnalyticsManager extends AbstractAnalyticsManager {
       @Inject
       @RestClient
       TelemetryService telemetryService;
   
   ...
   
   @Override
   public void onEvent(AnalyticsEvent event, String ownerId, String ip, String userAgent, String resolution, Map<String, Object> properties) {
       Map<String, Object> payload = new HashMap<String, Object>(properties);
       payload.put("event", event);
       telemetryService.sendEvent(payload);
   }

1. components:
     ...
     - name: telemetry-plugin
       plugin:
         uri: http://apache-che.apps-crc.testing/plugin.yaml

검증 단계

1. 

   
   [D]

검증 단계

절차

1. 참고

   예 3.31. ClusterRoleBinding

   apiVersion: rbac.authorization.k8s.io/v1
   kind: ClusterRoleBinding
   metadata:
     name: devworkspace-controller-metrics-binding
   subjects:
     - kind: ServiceAccount
       name: prometheus
       namespace: monitoring
   roleRef:
     apiGroup: rbac.authorization.k8s.io
     kind: ClusterRole
     name: devworkspace-controller-metrics-reader

2. 참고

   예 3.32.

   apiVersion: v1
   kind: ConfigMap
   metadata:
     name: prometheus-config
     namespace: monitoring
   data:
     prometheus.yml: |-
         global:
           scrape_interval: 5s 

   1

   
           evaluation_interval: 5s 

   2

   
         scrape_configs: 

   3

   
           - job_name: 'DevWorkspace'
             scheme: https
             authorization:
               type: Bearer
               credentials_file: '/var/run/secrets/kubernetes.io/serviceaccount/token'
             tls_config:
               insecure_skip_verify: true
             static_configs:
               - targets: ['devworkspace-controller-metrics.<DWO_project>:8443'] 

   4

   
           - job_name: 'DevWorkspace webhooks'
             scheme: https
             authorization:
               type: Bearer
               credentials_file: '/var/run/secrets/kubernetes.io/serviceaccount/token'
             tls_config:
               insecure_skip_verify: true
             static_configs:
               - targets: ['devworkspace-webhookserver.<DWO_project>:9443'] 

   5

   1

   2

   3

   4

   5

3. $ oc scale --replicas=0 deployment/prometheus -n monitoring && oc scale --replicas=1 deployment/prometheus -n monitoring

검증

1. $ oc port-forward svc/prometheus 9090:9090 -n monitoring

절차

절차

1. 참고

   예 3.33.

   apiVersion: v1
   kind: ConfigMap
   metadata:
     name: prometheus-config
   data:
     prometheus.yml: |-
         global:
           scrape_interval:     5s             

   1

   
           evaluation_interval: 5s             

   2

   
         scrape_configs:                       

   3

   
           - job_name: 'OpenShift Dev Spaces Server'
             static_configs:
               - targets: ['che-host.<OpenShift Dev Spaces_project>:8087']  

   4

   1

   2

   3

   4

2. $ oc scale --replicas=0 deployment/prometheus -n monitoring && oc scale --replicas=1 deployment/prometheus -n monitoring

검증

1. $ oc port-forward svc/prometheus 9090:9090 -n monitoring

절차

3. 그림 3.4.

   

   
   [D]

   그림 3.5.

   

   
   [D]

   그림 3.6.

   

   
   [D]

   그림 3.7.

   

   
   [D]

   그림 3.8.

   

   
   [D]

   그림 3.9.

   

   
   [D]

   그림 3.10.

   

   
   [D]

   그림 3.11.

   

   
   [D]

   그림 3.12.

   

   
   [D]