Integrated code lifecycle: Pause all build agents

src/main/java/de/tum/cit/aet/artemis/core/web/admin/AdminBuildJobQueueResource.java

@@ -195,7 +195,7 @@ public ResponseEntity<BuildJobsStatisticsDTO> getBuildJobStatistics(@RequestPara
     }
 
     /**
-     * {@code PUT /api/admin/agent/{agentName}/pause} : Pause the specified build agent.
+     * {@code PUT /api/admin/agents/{agentName}/pause} : Pause the specified build agent.
      * This endpoint allows administrators to pause a specific build agent by its name.
      * Pausing a build agent will prevent it from picking up any new build jobs until it is resumed.
      *
@@ -207,15 +207,34 @@ public ResponseEntity<BuildJobsStatisticsDTO> getBuildJobStatistics(@RequestPara
      * @return {@link ResponseEntity} with status code 204 (No Content) if the agent was successfully paused
      *         or an appropriate error response if something went wrong
      */
-    @PutMapping("agent/{agentName}/pause")
+    @PutMapping("agents/{agentName}/pause")
     public ResponseEntity<Void> pauseBuildAgent(@PathVariable String agentName) {
         log.debug("REST request to pause agent {}", agentName);
         localCIBuildJobQueueService.pauseBuildAgent(agentName);
         return ResponseEntity.noContent().build();
     }
 
     /**
-     * {@code PUT /api/admin/agent/{agentName}/resume} : Resume the specified build agent.
+     * {@code PUT /api/admin/agents/pause-all} : Pause all build agents.
+     * This endpoint allows administrators to pause all build agents.
+     * Pausing all build agents will prevent them from picking up any new build jobs until they are resumed.
+     *
+     * <p>
+     * <strong>Authorization:</strong> This operation requires admin privileges, enforced by {@code @EnforceAdmin}.
+     * </p>
+     *
+     * @return {@link ResponseEntity} with status code 204 (No Content) if all agents were successfully paused
+     *         or an appropriate error response if something went wrong
+     */
+    @PutMapping("agents/pause-all")
+    public ResponseEntity<Void> pauseAllBuildAgents() {
+        log.debug("REST request to pause all agents");
+        localCIBuildJobQueueService.pauseAllBuildAgents();
+        return ResponseEntity.noContent().build();
+    }
+
+    /**
+     * {@code PUT /api/admin/agents/{agentName}/resume} : Resume the specified build agent.
      * This endpoint allows administrators to resume a specific build agent by its name.
      * Resuming a build agent will allow it to pick up new build jobs again.
      *
@@ -227,10 +246,29 @@ public ResponseEntity<Void> pauseBuildAgent(@PathVariable String agentName) {
      * @return {@link ResponseEntity} with status code 204 (No Content) if the agent was successfully resumed
      *         or an appropriate error response if something went wrong
      */
-    @PutMapping("agent/{agentName}/resume")
+    @PutMapping("agents/{agentName}/resume")
     public ResponseEntity<Void> resumeBuildAgent(@PathVariable String agentName) {
         log.debug("REST request to resume agent {}", agentName);
         localCIBuildJobQueueService.resumeBuildAgent(agentName);
         return ResponseEntity.noContent().build();
     }
+
+    /**
+     * {@code PUT /api/admin/agents/resume-all} : Resume all build agents.
+     * This endpoint allows administrators to resume all build agents.
+     * Resuming all build agents will allow them to pick up new build jobs again.
+     *
+     * <p>
+     * <strong>Authorization:</strong> This operation requires admin privileges, enforced by {@code @EnforceAdmin}.
+     * </p>
+     *
+     * @return {@link ResponseEntity} with status code 204 (No Content) if all agents were successfully resumed
+     *         or an appropriate error response if something went wrong
+     */
+    @PutMapping("agents/resume-all")
+    public ResponseEntity<Void> resumeAllBuildAgents() {
+        log.debug("REST request to resume all agents");
+        localCIBuildJobQueueService.resumeAllBuildAgents();
+        return ResponseEntity.noContent().build();
+    }
 }

src/main/java/de/tum/cit/aet/artemis/programming/service/localci/SharedQueueManagementService.java

@@ -154,10 +154,18 @@ public void pauseBuildAgent(String agent) {
         pauseBuildAgentTopic.publish(agent);
     }
 
+    public void pauseAllBuildAgents() {
+        getBuildAgentInformation().forEach(agent -> pauseBuildAgent(agent.buildAgent().name()));
+    }
+
     public void resumeBuildAgent(String agent) {
         resumeBuildAgentTopic.publish(agent);
     }
 
+    public void resumeAllBuildAgents() {
+        getBuildAgentInformation().forEach(agent -> resumeBuildAgent(agent.buildAgent().name()));
+    }
+
     /**
      * Cancel a build job by removing it from the queue or stopping the build process.
      *

src/main/webapp/app/localci/build-agents/build-agent-summary/build-agent-summary.component.html

@@ -1,11 +1,24 @@
 <div style="padding-bottom: 60px">
-    <h3 id="build-agents-heading" jhiTranslate="artemisApp.buildAgents.summary"></h3>
     @if (buildAgents) {
-        <p>
-            {{ buildAgents.length }} <span jhiTranslate="artemisApp.buildAgents.onlineAgents"></span>: {{ currentBuilds }} <span jhiTranslate="artemisApp.buildAgents.of"></span>
-            {{ buildCapacity }} <span jhiTranslate="artemisApp.buildAgents.buildJobsRunning"></span>
-        </p>
-        <div class="d-flex justify-content-between align-items-center border-bottom pb-2 mb-3"></div>
+        <div class="d-flex justify-content-between align-items-center border-bottom pb-2 mb-3">
+            <div>
+                <h3 id="build-agents-heading" jhiTranslate="artemisApp.buildAgents.summary"></h3>
+                <p>
+                    {{ buildAgents.length }} <span jhiTranslate="artemisApp.buildAgents.onlineAgents"></span>: {{ currentBuilds }}
+                    <span jhiTranslate="artemisApp.buildAgents.of"></span> {{ buildCapacity }} <span jhiTranslate="artemisApp.buildAgents.buildJobsRunning"></span>
+                </p>
+            </div>
+            <div>
+                <button class="btn btn-success" (click)="resumeAllBuildAgents()">
+                    <fa-icon [icon]="faPlay" />
+                    <span jhiTranslate="artemisApp.buildAgents.resumeAll"></span>
+                </button>
+                <button class="btn btn-danger" (click)="displayPauseBuildAgentModal(content)">
+                    <fa-icon [icon]="faPause" />
+                    <span jhiTranslate="artemisApp.buildAgents.pauseAll"></span>
+                </button>
+            </div>
+        </div>
         <jhi-data-table [showPageSizeDropdown]="false" [showSearchField]="false" entityType="buildAgent" [allEntities]="buildAgents!">
             <ng-template let-settings="settings" let-controls="controls">
                 <ngx-datatable
@@ -115,3 +128,28 @@ <h3 id="build-agents-heading" jhiTranslate="artemisApp.buildAgents.summary"></h3
         </jhi-data-table>
     }
 </div>
+
+<!-- Modal -->
+<ng-template #content let-modal>
+    <div class="modal-header">
+        <h5 class="modal-title">
+            <span jhiTranslate="artemisApp.buildAgents.pauseAll"></span>
+        </h5>
+        <button type="button" class="btn-close" aria-label="Close" (click)="modal.close()"></button>
+    </div>
+    <div class="modal-body">
+        <div>
+            <span jhiTranslate="artemisApp.buildAgents.pauseAllWarning"></span>
+        </div>
+    </div>
+    <div class="modal-footer">
+        <button type="button" class="btn btn-secondary" (click)="modal.close()">
+            <fa-icon [icon]="faTimes" />
+            <span jhiTranslate="artemisApp.buildQueue.filter.close"></span>
+        </button>
+        <button type="button" class="btn btn-danger" (click)="pauseAllBuildAgents(modal)">
+            <fa-icon [icon]="faPause" />
+            <span jhiTranslate="artemisApp.buildAgents.pauseAll"></span>
+        </button>
+    </div>
+</ng-template>

src/main/webapp/app/localci/build-agents/build-agent-summary/build-agent-summary.component.ts

@@ -1,12 +1,14 @@
 import { Component, OnDestroy, OnInit } from '@angular/core';
-import { BuildAgentInformation } from 'app/entities/programming/build-agent-information.model';
+import { BuildAgentInformation, BuildAgentStatus } from 'app/entities/programming/build-agent-information.model';
 import { JhiWebsocketService } from 'app/core/websocket/websocket.service';
 import { BuildAgentsService } from 'app/localci/build-agents/build-agents.service';
 import { Subscription } from 'rxjs';
-import { faTimes } from '@fortawesome/free-solid-svg-icons';
+import { faPause, faPlay, faTimes } from '@fortawesome/free-solid-svg-icons';
 import { BuildQueueService } from 'app/localci/build-queue/build-queue.service';
 import { Router } from '@angular/router';
 import { BuildAgent } from 'app/entities/programming/build-agent.model';
+import { NgbModal } from '@ng-bootstrap/ng-bootstrap';
+import { AlertService, AlertType } from 'app/core/util/alert.service';
 
 @Component({
     selector: 'jhi-build-agents',
@@ -23,13 +25,17 @@ export class BuildAgentSummaryComponent implements OnInit, OnDestroy {
     routerLink: string;
 
     //icons
-    faTimes = faTimes;
+    protected readonly faTimes = faTimes;
+    protected readonly faPause = faPause;
+    protected readonly faPlay = faPlay;
 
     constructor(
         private websocketService: JhiWebsocketService,
         private buildAgentsService: BuildAgentsService,
         private buildQueueService: BuildQueueService,
         private router: Router,
+        private modalService: NgbModal,
+        private alertService: AlertService,
     ) {}
 
     ngOnInit() {
@@ -59,7 +65,9 @@ export class BuildAgentSummaryComponent implements OnInit, OnDestroy {
 
     private updateBuildAgents(buildAgents: BuildAgentInformation[]) {
         this.buildAgents = buildAgents;
-        this.buildCapacity = this.buildAgents.reduce((sum, agent) => sum + (agent.maxNumberOfConcurrentBuildJobs || 0), 0);
+        this.buildCapacity = this.buildAgents
+            .filter((agent) => agent.status !== BuildAgentStatus.PAUSED)
+            .reduce((sum, agent) => sum + (agent.maxNumberOfConcurrentBuildJobs || 0), 0);
         this.currentBuilds = this.buildAgents.reduce((sum, agent) => sum + (agent.numberOfCurrentBuildJobs || 0), 0);
     }
 
@@ -86,4 +94,47 @@ export class BuildAgentSummaryComponent implements OnInit, OnDestroy {
             this.buildQueueService.cancelAllRunningBuildJobsForAgent(buildAgentToCancel.buildAgent?.name).subscribe();
         }
     }
+
+    displayPauseBuildAgentModal(modal: any) {
+        this.modalService.open(modal);
+    }
+
+    pauseAllBuildAgents(modal?: any) {
+        this.buildAgentsService.pauseAllBuildAgents().subscribe({
+            next: () => {
+                this.load();
+                this.alertService.addAlert({
+                    type: AlertType.SUCCESS,
+                    message: 'artemisApp.buildAgents.alerts.buildAgentsPaused',
+                });
+            },
+            error: () => {
+                this.alertService.addAlert({
+                    type: AlertType.DANGER,
+                    message: 'artemisApp.buildAgents.alerts.buildAgentPauseFailed',
+                });
+            },
+        });
+        if (modal) {
+            modal.close();
+        }
+    }
+
+    resumeAllBuildAgents() {
+        this.buildAgentsService.resumeAllBuildAgents().subscribe({
+            next: () => {
+                this.load();
+                this.alertService.addAlert({
+                    type: AlertType.SUCCESS,
+                    message: 'artemisApp.buildAgents.alerts.buildAgentsResumed',
+                });
+            },
+            error: () => {
+                this.alertService.addAlert({
+                    type: AlertType.DANGER,
+                    message: 'artemisApp.buildAgents.alerts.buildAgentResumeFailed',
+                });
+            },
+        });
+    }
 }

src/main/webapp/app/localci/build-agents/build-agents.service.ts

@@ -33,22 +33,44 @@ export class BuildAgentsService {
      */
     pauseBuildAgent(agentName: string): Observable<void> {
         const encodedAgentName = encodeURIComponent(agentName);
-        return this.http.put<void>(`${this.adminResourceUrl}/agent/${encodedAgentName}/pause`, null).pipe(
+        return this.http.put<void>(`${this.adminResourceUrl}/agents/${encodedAgentName}/pause`, null).pipe(
             catchError((err) => {
                 return throwError(() => new Error(`Failed to pause build agent ${agentName}\n${err.message}`));
             }),
         );
     }
 
+    /**
+     * Pause All Build Agents
+     */
+    pauseAllBuildAgents(): Observable<void> {
+        return this.http.put<void>(`${this.adminResourceUrl}/agents/pause-all`, null).pipe(
+            catchError((err) => {
+                return throwError(() => new Error(`Failed to pause build agents\n${err.message}`));
+            }),
+        );
+    }
+
     /**
      * Resume Build Agent
      */
     resumeBuildAgent(agentName: string): Observable<void> {
         const encodedAgentName = encodeURIComponent(agentName);
-        return this.http.put<void>(`${this.adminResourceUrl}/agent/${encodedAgentName}/resume`, null).pipe(
+        return this.http.put<void>(`${this.adminResourceUrl}/agents/${encodedAgentName}/resume`, null).pipe(
             catchError((err) => {
                 return throwError(() => new Error(`Failed to resume build agent ${agentName}\n${err.message}`));
             }),
         );
     }
+
+    /**
+     * Resume all Build Agents
+     */
+    resumeAllBuildAgents(): Observable<void> {
+        return this.http.put<void>(`${this.adminResourceUrl}/agents/resume-all`, null).pipe(
+            catchError((err) => {
+                return throwError(() => new Error(`Failed to resume build agents\n${err.message}`));
+            }),
+        );
+    }
 }

src/main/webapp/i18n/de/buildAgents.json

@@ -22,10 +22,15 @@
                 "buildAgentResumed": "Anfrage zum Fortsetzen des BuildJobs erfolgreich gesendet. Der Agent wird wieder neue BuildJobs annehmen.",
                 "buildAgentPauseFailed": "Anhalten des Build-Agenten fehlgeschlagen.",
                 "buildAgentResumeFailed": "Fortsetzen des Build-Agenten fehlgeschlagen.",
-                "buildAgentWithoutName": "Der Name des Build-Agenten ist erforderlich."
+                "buildAgentWithoutName": "Der Name des Build-Agenten ist erforderlich.",
+                "buildAgentsPaused": "Anfrage zum Anhalten aller Build-Agenten erfolgreich gesendet. Die Agenten akzeptieren keine neuen Build-Jobs und werden die aktuellen Build-Jobs entweder ordnungsgemäß beenden oder nach einer konfigurierbaren Anzahl von Sekunden abbrechen.",
+                "buildAgentsResumed": "Anfrage zum Fortsetzen aller Build-Agenten erfolgreich gesendet. Die Agenten werden wieder neue Build-Jobs annehmen."
             },
             "pause": "Anhalten",
-            "resume": "Fortsetzen"
+            "resume": "Fortsetzen",
+            "pauseAll": "Alle Agenten Anhalten",
+            "resumeAll": "Alle Agenten fortsetzen",
+            "pauseAllWarning": "Du bist dabei, alle Build-Agenten anzuhalten. Dies wird verhindern, dass sie neue Build-Jobs verarbeiten.\nBist du sicher, dass du fortfahren möchtest?"
         }
     }
 }

src/main/webapp/i18n/en/buildAgents.json

@@ -20,12 +20,17 @@
             "alerts": {
                 "buildAgentPaused": "Build agent pause request sent successfully. The agent will not accept new build jobs and will gracefully finish the current build jobs or will cancel them after a configurable seconds.",
                 "buildAgentResumed": "Build agent resume request sent successfully. The agent will start accepting new build jobs.",
-                "buildAgentPauseFailed": "Failed to pause the build agent.",
-                "buildAgentResumeFailed": "Failed to resume the build agent.",
-                "buildAgentWithoutName": "Build agent name is required."
+                "buildAgentPauseFailed": "Failed to pause build agent.",
+                "buildAgentResumeFailed": "Failed to resume build agent.",
+                "buildAgentWithoutName": "Build agent name is required.",
+                "buildAgentsPaused": "Pause request sent to all build agents. The agents will not accept new build jobs and will gracefully finish the current build jobs or will cancel them after a configurable seconds.",
+                "buildAgentsResumed": "Resume request sent to all build agents. The agents will start accepting new build jobs."
             },
             "pause": "Pause",
-            "resume": "Resume"
+            "resume": "Resume",
+            "pauseAll": "Pause All Agents",
+            "resumeAll": "Resume All Agents",
+            "pauseAllWarning": "You are about to pause all build agents. This will prevent them from processing any new build jobs.\nAre you sure you want to proceed?"
         }
     }
 }

src/test/java/de/tum/cit/aet/artemis/programming/icl/LocalCIResourceIntegrationTest.java

@@ -364,10 +364,29 @@ void testPauseBuildAgent() throws Exception {
         // We need to clear the processing jobs to avoid the agent being set to ACTIVE again
         processingJobs.clear();
 
-        request.put("/api/admin/agent/" + URLEncoder.encode(agent1.buildAgent().name(), StandardCharsets.UTF_8) + "/pause", null, HttpStatus.NO_CONTENT);
+        request.put("/api/admin/agents/" + URLEncoder.encode(agent1.buildAgent().name(), StandardCharsets.UTF_8) + "/pause", null, HttpStatus.NO_CONTENT);
         await().until(() -> buildAgentInformation.get(agent1.buildAgent().memberAddress()).status() == BuildAgentInformation.BuildAgentStatus.PAUSED);
 
-        request.put("/api/admin/agent/" + URLEncoder.encode(agent1.buildAgent().name(), StandardCharsets.UTF_8) + "/resume", null, HttpStatus.NO_CONTENT);
+        request.put("/api/admin/agents/" + URLEncoder.encode(agent1.buildAgent().name(), StandardCharsets.UTF_8) + "/resume", null, HttpStatus.NO_CONTENT);
         await().until(() -> buildAgentInformation.get(agent1.buildAgent().memberAddress()).status() == BuildAgentInformation.BuildAgentStatus.IDLE);
     }
+
+    @Test
+    @WithMockUser(username = TEST_PREFIX + "admin", roles = "ADMIN")
+    void testPauseAllBuildAgents() throws Exception {
+        // We need to clear the processing jobs to avoid the agent being set to ACTIVE again
+        processingJobs.clear();
+
+        request.put("/api/admin/agents/pause-all", null, HttpStatus.NO_CONTENT);
+        await().until(() -> {
+            var agents = buildAgentInformation.values();
+            return agents.stream().allMatch(agent -> agent.status() == BuildAgentInformation.BuildAgentStatus.PAUSED);
+        });
+
+        request.put("/api/admin/agents/resume-all", null, HttpStatus.NO_CONTENT);
+        await().until(() -> {
+            var agents = buildAgentInformation.values();
+            return agents.stream().allMatch(agent -> agent.status() == BuildAgentInformation.BuildAgentStatus.IDLE);
+        });
+    }
 }