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3.6.

3.6.1.
링크 복사

3.6.1.1.
링크 복사

3.6.1.2. 사용 사례
링크 복사

3.6.1.3.
링크 복사

View larger image

[D]

3.6.1.4.
링크 복사

Expand
이벤트설명

WORKSPACE_OPENED

COMMIT_LOCALLY

PUSH_TO_REMOTE

EDITOR_USED

3.6.1.5.
링크 복사

절차

    1. 3.1.2절. “”을 참조하십시오. 

      spec:
  devEnvironments:
    defaultPlugins:
    - editor: eclipse/che-theia/next
      1 
      
      plugins:
      2 
      
      - 'https://your-web-server/plugin.yaml'
      Copy to Clipboard Toggle word wrap
      1
      2

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3.6.1.6.
링크 복사

3.6.1.6.1. 시작하기
링크 복사

예 3.12. main.go

package main

import (
	"io/ioutil"
	"net/http"

	"go.uber.org/zap"
)

var logger *zap.SugaredLogger

func event(w http.ResponseWriter, req *http.Request) {
	switch req.Method {
	case "GET":
		logger.Info("GET /event")
	case "POST":
		logger.Info("POST /event")
	}
	body, err := req.GetBody()
	if err != nil {
		logger.With("err", err).Info("error getting body")
		return
	}
	responseBody, err := ioutil.ReadAll(body)
	if err != nil {
		logger.With("error", err).Info("error reading response body")
		return
	}
	logger.With("body", string(responseBody)).Info("got event")
}

func activity(w http.ResponseWriter, req *http.Request) {
	switch req.Method {
	case "GET":
		logger.Info("GET /activity, doing nothing")
	case "POST":
		logger.Info("POST /activity")
		body, err := req.GetBody()
		if err != nil {
			logger.With("error", err).Info("error getting body")
			return
		}
		responseBody, err := ioutil.ReadAll(body)
		if err != nil {
			logger.With("error", err).Info("error reading response body")
			return
		}
		logger.With("body", string(responseBody)).Info("got activity")
	}
}

func main() {

	log, _ := zap.NewProduction()
	logger = log.Sugar()

	http.HandleFunc("/event", event)
	http.HandleFunc("/activity", activity)
	logger.Info("Added Handlers")

	logger.Info("Starting to serve")
	http.ListenAndServe(":8080", nil)
}
Copy to Clipboard Toggle word wrap 

$ git clone https://github.com/che-incubator/telemetry-server-example
$ cd telemetry-server-example
$ podman build -t registry/organization/telemetry-server-example:latest .
$ podman push registry/organization/telemetry-server-example:latest
Copy to Clipboard Toggle word wrap 

$ kubectl apply -f manifest_with_[ingress|route].yaml -n openshift-devspaces
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3.6.1.6.2.
링크 복사
참고

  1. mvn io.quarkus:quarkus-maven-plugin:2.7.1.Final:create \
    -DprojectGroupId=mygroup -DprojectArtifactId=devworkspace-telemetry-example-plugin \
-DprojectVersion=1.0.0-SNAPSHOT
    Copy to Clipboard Toggle word wrap

  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>
    Copy to Clipboard Toggle word wrap

  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>
    Copy to Clipboard Toggle word wrap
3.6.1.6.3.
링크 복사

예 3.15. MainConfiguration.java

package org.my.group;

import java.util.Optional;

import javax.enterprise.context.Dependent;
import javax.enterprise.inject.Alternative;

import org.eclipse.che.incubator.workspace.telemetry.base.BaseConfiguration;
import org.eclipse.microprofile.config.inject.ConfigProperty;

@Dependent
@Alternative
public class MainConfiguration extends BaseConfiguration {
    @ConfigProperty(name = "welcome.message")
1 

    Optional<String> welcomeMessage;
2 

}
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1

예 3.16. AnalyticsManager.java

package org.my.group;

import java.util.HashMap;
import java.util.Map;

import javax.enterprise.context.Dependent;
import javax.enterprise.inject.Alternative;
import javax.inject.Inject;

import org.eclipse.che.incubator.workspace.telemetry.base.AbstractAnalyticsManager;
import org.eclipse.che.incubator.workspace.telemetry.base.AnalyticsEvent;
import org.eclipse.che.incubator.workspace.telemetry.finder.DevWorkspaceFinder;
import org.eclipse.che.incubator.workspace.telemetry.finder.UsernameFinder;
import org.eclipse.microprofile.rest.client.inject.RestClient;
import org.slf4j.Logger;

import static org.slf4j.LoggerFactory.getLogger;

@Dependent
@Alternative
public class AnalyticsManager extends AbstractAnalyticsManager {

    private static final Logger LOG = getLogger(AbstractAnalyticsManager.class);

    public AnalyticsManager(MainConfiguration mainConfiguration, DevWorkspaceFinder devworkspaceFinder, UsernameFinder usernameFinder) {
        super(mainConfiguration, devworkspaceFinder, usernameFinder);

        mainConfiguration.welcomeMessage.ifPresentOrElse(
1 

            (str) -> LOG.info("The welcome message is: {}", str),
            () -> LOG.info("No welcome message provided")
        );
    }

    @Override
    public boolean isEnabled() {
        return true;
    }

    @Override
    public void destroy() {}

    @Override
    public void onEvent(AnalyticsEvent event, String ownerId, String ip, String userAgent, String resolution, Map<String, Object> properties) {
        LOG.info("The received event is: {}", event);
2 

    }

    @Override
    public void increaseDuration(AnalyticsEvent event, Map<String, Object> properties) { }

    @Override
    public void onActivity() {}
}
Copy to Clipboard Toggle word wrap
1
2

예 3.17. application.properties

quarkus.arc.selected-alternatives=MainConfiguration,AnalyticsManager
Copy to Clipboard Toggle word wrap
3.6.1.6.4.
링크 복사

  1. spec:
  template:
    attributes:
      workspaceEnv:
        - name: DEVWORKSPACE_TELEMETRY_BACKEND_PORT
          value: '4167'
    Copy to Clipboard Toggle word wrap 

  3. $ mvn --settings=settings.xml quarkus:dev -Dquarkus.http.port=${DEVWORKSPACE_TELEMETRY_BACKEND_PORT}
    Copy to Clipboard Toggle word wrap

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]
    Copy to Clipboard Toggle word wrap 

  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
    Copy to Clipboard Toggle word wrap
3.6.1.6.5. Implementing isEnabled()
링크 복사

예 3.18. AnalyticsManager.java

@Override
public boolean isEnabled() {
    return true;
}
Copy to Clipboard Toggle word wrap

3.6.1.6.6.
링크 복사

  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);
}
    Copy to Clipboard Toggle word wrap
    1

  2. 예 3.20. application.properties

    org.my.group.TelemetryService/mp-rest/url=http://little-telemetry-server-che.apps-crc.testing
    Copy to Clipboard Toggle word wrap

  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);
}
    Copy to Clipboard Toggle word wrap

3.6.1.6.7. Implementing increaseDuration()
링크 복사

예 3.22. AnalyticsManager.java

@Override
public void increaseDuration(AnalyticsEvent event, Map<String, Object> properties) {}
Copy to Clipboard Toggle word wrap
3.6.1.6.8.
링크 복사

예 3.23. AnalyticsManager.java

public class AnalyticsManager extends AbstractAnalyticsManager {

    ...

    private long inactiveTimeLimit = 60000 * 3;

    ...

    @Override
    public void onActivity() {
        if (System.currentTimeMillis() - lastEventTime >= inactiveTimeLimit) {
            onEvent(WORKSPACE_INACTIVE, lastOwnerId, lastIp, lastUserAgent, lastResolution, commonProperties);
        }
    }
Copy to Clipboard Toggle word wrap
3.6.1.6.9.
링크 복사

예 3.24. AnalyticsManager.java

@Override
public void destroy() {
    onEvent(WORKSPACE_STOPPED, lastOwnerId, lastIp, lastUserAgent, lastResolution, commonProperties);
}
Copy to Clipboard Toggle word wrap

3.6.1.6.10.
링크 복사

예 3.25. Dockerfile.jvm

FROM registry.access.redhat.com/ubi8/openjdk-11:1.11

ENV LANG='en_US.UTF-8' LANGUAGE='en_US:en'

COPY --chown=185 target/quarkus-app/lib/ /deployments/lib/
COPY --chown=185 target/quarkus-app/*.jar /deployments/
COPY --chown=185 target/quarkus-app/app/ /deployments/app/
COPY --chown=185 target/quarkus-app/quarkus/ /deployments/quarkus/

EXPOSE 8080
USER 185

ENTRYPOINT ["java", "-Dquarkus.http.host=0.0.0.0", "-Djava.util.logging.manager=org.jboss.logmanager.LogManager", "-Dquarkus.http.port=${DEVWORKSPACE_TELEMETRY_BACKEND_PORT}", "-jar", "/deployments/quarkus-run.jar"]
Copy to Clipboard Toggle word wrap 

mvn package && \
podman build -f src/main/docker/Dockerfile.jvm -t image:tag .
Copy to Clipboard Toggle word wrap

예 3.26. Dockerfile.native

FROM registry.access.redhat.com/ubi8/ubi-minimal:8.5
WORKDIR /work/
RUN chown 1001 /work \
    && chmod "g+rwX" /work \
    && chown 1001:root /work
COPY --chown=1001:root target/*-runner /work/application

EXPOSE 8080
USER 1001

CMD ["./application", "-Dquarkus.http.host=0.0.0.0", "-Dquarkus.http.port=$DEVWORKSPACE_TELEMETRY_BACKEND_PORT}"]
Copy to Clipboard Toggle word wrap 

mvn package -Pnative -Dquarkus.native.container-build=true && \
podman build -f src/main/docker/Dockerfile.native -t image:tag .
Copy to Clipboard Toggle word wrap
3.6.1.6.11.
링크 복사

예 3.27. plugin.yaml

schemaVersion: 2.1.0
metadata:
  name: devworkspace-telemetry-backend-plugin
  version: 0.0.1
  description: A Demo telemetry backend
  displayName: Devworkspace Telemetry Backend
components:
  - name: devworkspace-telemetry-backend-plugin
    attributes:
      workspaceEnv:
        - name: DEVWORKSPACE_TELEMETRY_BACKEND_PORT
          value: '4167'
    container:
      image: YOUR IMAGE
1 

      env:
        - name: WELCOME_MESSAGE
2 

          value: 'hello world!'
Copy to Clipboard Toggle word wrap
1
2 

$ oc create configmap --from-file=plugin.yaml -n openshift-devspaces telemetry-plugin-yaml
Copy to Clipboard Toggle word wrap

예 3.28. manifest.yaml

kind: Deployment
apiVersion: apps/v1
metadata:
  name: apache
spec:
  replicas: 1
  selector:
    matchLabels:
      app: apache
  template:
    metadata:
      labels:
        app: apache
    spec:
      volumes:
        - name: plugin-yaml
          configMap:
            name: telemetry-plugin-yaml
            defaultMode: 420
      containers:
        - name: apache
          image: 'registry.redhat.io/rhscl/httpd-24-rhel7:latest'
          ports:
            - containerPort: 8080
              protocol: TCP
          resources: {}
          volumeMounts:
            - name: plugin-yaml
              mountPath: /var/www/html
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxUnavailable: 25%
      maxSurge: 25%
  revisionHistoryLimit: 10
  progressDeadlineSeconds: 600
---
kind: Service
apiVersion: v1
metadata:
  name: apache
spec:
  ports:
    - protocol: TCP
      port: 8080
      targetPort: 8080
  selector:
    app: apache
  type: ClusterIP
---
kind: Route
apiVersion: route.openshift.io/v1
metadata:
  name: apache
spec:
  host: apache-che.apps-crc.testing
  to:
    kind: Service
    name: apache
    weight: 100
  port:
    targetPort: 8080
  wildcardPolicy: None
Copy to Clipboard Toggle word wrap 
$ oc apply -f manifest.yaml
Copy to Clipboard Toggle word wrap

검증 단계

  • $ curl apache-che.apps-crc.testing/plugin.yaml
    Copy to Clipboard Toggle word wrap
3.6.1.6.12.
링크 복사

  1. components:
  ...
  - name: telemetry-plugin
    plugin:
      uri: http://apache-che.apps-crc.testing/plugin.yaml
    Copy to Clipboard Toggle word wrap

검증 단계

  1. View larger image

    [D]
3.6.1.6.13.
링크 복사

  • 3.1.2절. “”을 참조하십시오. 

    spec:
  devEnvironments:
    defaultPlugins:
    - editor: eclipse/che-theia/next
    1 
    
      plugins:
    2 
    
      - 'http://apache-che.apps-crc.testing/plugin.yaml'
    Copy to Clipboard Toggle word wrap
    1
    2

추가 리소스

검증 단계

3.6.2.
링크 복사

3.1.3절. “”을 참조하십시오.

3.6.2.1.
링크 복사

절차

  • 3.1.2절. “”을 참조하십시오. 

    spec:
  components:
    cheServer:
      extraProperties:
        CHE_LOGGER_CONFIG: "<key1=value1,key2=value2>"
    1
    Copy to Clipboard Toggle word wrap
    1

    예 3.29. 

    spec:
  components:
    cheServer:
      extraProperties:
        CHE_LOGGER_CONFIG: "org.eclipse.che.api.workspace.server.WorkspaceManager=DEBUG"
    Copy to Clipboard Toggle word wrap

추가 리소스

3.6.2.2.
링크 복사

3.6.2.3.
링크 복사

절차

  • 3.1.2절. “”을 참조하십시오. 

    spec:
  components:
    cheServer:
      extraProperties:
        CHE_LOGGER_CONFIG: "che.infra.request-logging=TRACE"
    Copy to Clipboard Toggle word wrap

추가 리소스

3.6.3.
링크 복사

dsc server:logs -d /home/user/che-logs/
Copy to Clipboard Toggle word wrap 

Red Hat OpenShift Dev Spaces logs will be available in '/tmp/chectl-logs/1648575098344'
Copy to Clipboard Toggle word wrap 

dsc server:logs -n my-namespace
Copy to Clipboard Toggle word wrap

추가 리소스

3.6.4.
링크 복사

3.6.4.1.
링크 복사

사전 요구 사항

  • oc

절차

  1. $ oc new-project monitoring
    Copy to Clipboard Toggle word wrap 

  2. $ oc apply -f template.yaml -n monitoring
    Copy to Clipboard Toggle word wrap

예 3.30. template.yaml

---
apiVersion: v1
kind: Service
metadata:
  name: grafana
  labels:
    app: grafana
spec:
  ports:
  - name: 3000-tcp
    port: 3000
    protocol: TCP
    targetPort: 3000
  selector:
    app: grafana
---
apiVersion: v1
kind: Service
metadata:
  name: prometheus
  labels:
    app: prometheus
spec:
  ports:
  - name: 9090-tcp
    port: 9090
    protocol: TCP
    targetPort: 9090
  selector:
    app: prometheus
---
apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    app: grafana
  name: grafana
spec:
  selector:
    matchLabels:
      app: grafana
  template:
    metadata:
      labels:
        app: grafana
    spec:
      containers:
      - image: registry.redhat.io/rhel8/grafana:7
        name: grafana
        ports:
        - containerPort: 3000
          protocol: TCP
---
apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    app: prometheus
  name: prometheus
spec:
  selector:
    matchLabels:
      app: prometheus
  template:
    metadata:
      labels:
        app: prometheus
    spec:
      serviceAccountName: prometheus
      containers:
      - image: quay.io/prometheus/prometheus:v2.36.0
        name: prometheus
        ports:
        - containerPort: 9090
          protocol: TCP
        volumeMounts:
        - mountPath: /prometheus
          name: volume-data
        - mountPath: /etc/prometheus/prometheus.yml
          name: volume-config
          subPath: prometheus.yml
      volumes:
      - emptyDir: {}
        name: volume-data
      - configMap:
          defaultMode: 420
          name: prometheus-config
        name: volume-config
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: prometheus-config
data:
  prometheus.yml: ""
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: prometheus
---
Copy to Clipboard Toggle word wrap

추가 리소스

3.6.4.2.
링크 복사

3.6.4.2.1.
링크 복사

사전 요구 사항

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
    Copy to Clipboard Toggle word wrap

  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
    Copy to Clipboard Toggle word wrap
    1
    2
    3
    4
    5 

  3. $ oc scale --replicas=0 deployment/prometheus -n monitoring && oc scale --replicas=1 deployment/prometheus -n monitoring
    Copy to Clipboard Toggle word wrap

검증

  1. $ oc port-forward svc/prometheus 9090:9090 -n monitoring
    Copy to Clipboard Toggle word wrap

3.6.4.2.2.
링크 복사

Expand
표 3.20. 메트릭
이름유형설명라벨

devworkspace_started_total

카운터

devworkspace_started_success_total

카운터

devworkspace_fail_total

카운터

devworkspace_startup_time

히스토그램

Expand
표 3.21. 라벨
이름설명값

source

string

routingclass

"basic|cluster|cluster-tls|web-terminal"

reason

"BadRequest|InfrastructureFailure|Unknown"

Expand
표 3.22.
이름설명

BadRequest

알 수 없음

3.6.4.2.3.
링크 복사

사전 요구 사항

절차

검증 단계

추가 리소스

3.6.4.2.4.
링크 복사

그림 3.1.

View larger image

[D]

  • BadRequest
  • 알 수 없음

그림 3.2.

View larger image

[D]

그림 3.3.

View larger image

[D]
메모리

3.6.4.3.
링크 복사

3.6.4.3.1.
링크 복사

절차

  • 3.1.2절. “”을 참조하십시오. 

    spec:
  components:
    metrics:
      enable: <boolean>
    1
    Copy to Clipboard Toggle word wrap
    1
3.6.4.3.2.
링크 복사

사전 요구 사항

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
    Copy to Clipboard Toggle word wrap
    1
    2
    3
    4 

  2. $ oc scale --replicas=0 deployment/prometheus -n monitoring && oc scale --replicas=1 deployment/prometheus -n monitoring
    Copy to Clipboard Toggle word wrap

검증

  1. $ oc port-forward svc/prometheus 9090:9090 -n monitoring
    Copy to Clipboard Toggle word wrap

추가 리소스

3.6.4.3.3.
링크 복사

사전 요구 사항

절차

  3. 그림 3.4.

    View larger image

    [D]

    그림 3.5.

    View larger image

    [D]

    그림 3.6.

    View larger image

    [D]

    그림 3.7.

    View larger image

    [D]

    그림 3.8.

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    [D]

    그림 3.9.

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    [D]

    그림 3.10.

    View larger image

    [D]

    그림 3.11.

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    [D]

    그림 3.12.

    View larger image

    [D]
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