Add agent no-schedule flag (#1567)

This flag allows an agent owner / admin to stop the agent from taking
new workflows / pipelines.

server/api/agent.go

@@ -73,6 +73,7 @@ func PatchAgent(c *gin.Context) {
 		return
 	}
 	agent.Name = in.Name
+	agent.NoSchedule = in.NoSchedule
 
 	err = _store.AgentUpdate(agent)
 	if err != nil {
@@ -95,8 +96,9 @@ func PostAgent(c *gin.Context) {
 	user := session.User(c)
 
 	agent := &model.Agent{
-		Name:    in.Name,
-		OwnerID: user.ID,
+		Name:       in.Name,
+		NoSchedule: in.NoSchedule,
+		OwnerID:    user.ID,
 		Token: base32.StdEncoding.EncodeToString(
 			securecookie.GenerateRandomKey(32),
 		),

server/grpc/rpc.go

@@ -70,6 +70,13 @@ func (s *RPC) Next(c context.Context, agentFilter rpc.Filter) (*rpc.Pipeline, er
 		return nil, err
 	}
 	for {
+		agent, err := s.getAgentFromContext(c)
+		if err != nil {
+			return nil, err
+		} else if agent.NoSchedule {
+			return nil, nil
+		}
+
 		task, err := s.queue.Poll(c, fn)
 		if err != nil {
 			return nil, err
@@ -82,6 +89,7 @@ func (s *RPC) Next(c context.Context, agentFilter rpc.Filter) (*rpc.Pipeline, er
 			err = json.Unmarshal(task.Data, pipeline)
 			return pipeline, err
 		}
+
 		if err := s.Done(c, task.ID, rpc.State{}); err != nil {
 			log.Error().Err(err).Msgf("mark task '%s' done failed", task.ID)
 		}

server/model/agent.go

@@ -26,6 +26,7 @@ type Agent struct {
 	Backend     string `json:"backend"       xorm:"VARCHAR(100)"`
 	Capacity    int32  `json:"capacity"`
 	Version     string `json:"version"`
+	NoSchedule  bool   `json:"no_schedule"`
 }
 
 // TableName return database table name for xorm

web/components.d.ts

@@ -21,10 +21,8 @@ declare module '@vue/runtime-core' {
     FluidContainer: typeof import('./src/components/layout/FluidContainer.vue')['default']
     GeneralTab: typeof import('./src/components/repo/settings/GeneralTab.vue')['default']
     Header: typeof import('./src/components/layout/scaffold/Header.vue')['default']
-    IBiCheckCircle: typeof import('~icons/bi/check-circle')['default']
     IBiCheckCircleFill: typeof import('~icons/bi/check-circle-fill')['default']
     IBiCircle: typeof import('~icons/bi/circle')['default']
-    IBiPauseCircleFill: typeof import('~icons/bi/pause-circle-fill')['default']
     IBiPlayCircleFill: typeof import('~icons/bi/play-circle-fill')['default']
     IBiSlashCircleFill: typeof import('~icons/bi/slash-circle-fill')['default']
     IBiStopCircleFill: typeof import('~icons/bi/stop-circle-fill')['default']
@@ -33,13 +31,9 @@ declare module '@vue/runtime-core' {
     ICarbonCloseOutline: typeof import('~icons/carbon/close-outline')['default']
     ICarbonInProgress: typeof import('~icons/carbon/in-progress')['default']
     IClarityDeployLine: typeof import('~icons/clarity/deploy-line')['default']
-    IClarityNoAccessSolid: typeof import('~icons/clarity/no-access-solid')['default']
     IClaritySettingsSolid: typeof import('~icons/clarity/settings-solid')['default']
-    IClaritySuccessStandardSolid: typeof import('~icons/clarity/success-standard-solid')['default']
-    IClarityTimesCircleSolid: typeof import('~icons/clarity/times-circle-solid')['default']
     Icon: typeof import('./src/components/atomic/Icon.vue')['default']
     IconButton: typeof import('./src/components/atomic/IconButton.vue')['default']
-    IEntypoDotsTwoVertical: typeof import('~icons/entypo/dots-two-vertical')['default']
     IGgTrash: typeof import('~icons/gg/trash')['default']
     IIcBaselineDarkMode: typeof import('~icons/ic/baseline-dark-mode')['default']
     IIcBaselineDownloadForOffline: typeof import('~icons/ic/baseline-download-for-offline')['default']
@@ -67,24 +61,14 @@ declare module '@vue/runtime-core' {
     IMdiSync: typeof import('~icons/mdi/sync')['default']
     IMdiTagOutline: typeof import('~icons/mdi/tag-outline')['default']
     InputField: typeof import('./src/components/form/InputField.vue')['default']
-    IOcticonSkip24: typeof import('~icons/octicon/skip24')['default']
-    IPhCheckCircle: typeof import('~icons/ph/check-circle')['default']
     IPhGitlabLogoSimpleFill: typeof import('~icons/ph/gitlab-logo-simple-fill')['default']
-    IPhHand: typeof import('~icons/ph/hand')['default']
-    IPhHourglass: typeof import('~icons/ph/hourglass')['default']
-    IPhProhibit: typeof import('~icons/ph/prohibit')['default']
-    IPhWarning: typeof import('~icons/ph/warning')['default']
-    IPhXCircle: typeof import('~icons/ph/x-circle')['default']
     ISimpleIconsGitea: typeof import('~icons/simple-icons/gitea')['default']
     ITeenyiconsGitSolid: typeof import('~icons/teenyicons/git-solid')['default']
-    IUiwCircleCheck: typeof import('~icons/uiw/circle-check')['default']
-    IUiwCircleClose: typeof import('~icons/uiw/circle-close')['default']
-    IUiwStop: typeof import('~icons/uiw/stop')['default']
+    ITeenyiconsRefreshOutline: typeof import('~icons/teenyicons/refresh-outline')['default']
     IVaadinQuestionCircleO: typeof import('~icons/vaadin/question-circle-o')['default']
     ListItem: typeof import('./src/components/atomic/ListItem.vue')['default']
     ManualPipelinePopup: typeof import('./src/components/layout/popups/ManualPipelinePopup.vue')['default']
     Navbar: typeof import('./src/components/layout/header/Navbar.vue')['default']
-    NavbarIcon: typeof import('./src/components/layout/header/NavbarIcon.vue')['default']
     NumberField: typeof import('./src/components/form/NumberField.vue')['default']
     OrgSecretsTab: typeof import('./src/components/org/settings/OrgSecretsTab.vue')['default']
     Panel: typeof import('./src/components/layout/Panel.vue')['default']

web/src/assets/locales/en.json

@@ -336,6 +336,10 @@
                     "name": "Name",
                     "placeholder": "Name of the agent"
                 },
+                "no_schedule": {
+                    "name": "Disable agent",
+                    "placeholder": "Stop agent from taking new tasks"
+                },
                 "token": "Token",
                 "platform": "Platform",
                 "backend": "Backend",

web/src/components/admin/settings/AdminAgentsTab.vue

@@ -43,6 +43,14 @@
           />
         </InputField>
 
+        <InputField :label="$t('admin.settings.agents.no_schedule.name')">
+          <Checkbox
+            :model-value="selectedAgent.no_schedule || false"
+            :label="$t('admin.settings.agents.no_schedule.placeholder')"
+            @update:model-value="selectedAgent!.no_schedule = $event"
+          />
+        </InputField>
+
         <template v-if="isEditingAgent">
           <InputField :label="$t('admin.settings.agents.token')">
             <TextField v-model="selectedAgent.token" :placeholder="$t('admin.settings.agents.token')" disabled />
@@ -97,6 +105,7 @@ import { useI18n } from 'vue-i18n';
 
 import Button from '~/components/atomic/Button.vue';
 import ListItem from '~/components/atomic/ListItem.vue';
+import Checkbox from '~/components/form/Checkbox.vue';
 import InputField from '~/components/form/InputField.vue';
 import TextField from '~/components/form/TextField.vue';
 import Panel from '~/components/layout/Panel.vue';

web/src/lib/api/types/agent.ts

@@ -9,4 +9,5 @@ export type Agent = {
   backend: string;
   capacity: number;
   version: string;
+  no_schedule: boolean;
 };