(#172) Wire Version Info in the UI

This patch adds the GetVersion rpc method to
holos.system.v1alpha1.SystemService and wires the version information up
to the Web UI.

This is a good example to crib from later regarding fetching and
refreshing data from the web ui using grpc and field masks.

go.mod

@@ -20,6 +20,7 @@ require (
 	github.com/lmittmann/tint v1.0.4
 	github.com/mattn/go-isatty v0.0.20
 	github.com/mattn/go-runewidth v0.0.15
+	github.com/mennanov/fieldmask-utils v1.1.2
 	github.com/olekukonko/tablewriter v0.0.5
 	github.com/prometheus/client_golang v1.19.0
 	github.com/rogpeppe/go-internal v1.12.0
@@ -157,7 +158,6 @@ require (
 	github.com/lufia/plan9stats v0.0.0-20240408141607-282e7b5d6b74 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
-	github.com/mennanov/fieldmask-utils v1.1.2 // indirect
 	github.com/mgutz/ansi v0.0.0-20200706080929-d51e80ef957d // indirect
 	github.com/miekg/dns v1.1.58 // indirect
 	github.com/miekg/pkcs11 v1.1.1 // indirect

internal/frontend/holos/src/app/app.config.ts

@@ -10,6 +10,7 @@ import { UserService } from './gen/holos/user/v1alpha1/user_service_connect';
 import { OrganizationService } from './gen/holos/organization/v1alpha1/organization_service_connect';
 import { PlatformService } from './gen/holos/platform/v1alpha1/platform_service_connect';
 import { HolosPanelWrapperComponent } from '../wrappers/holos-panel-wrapper/holos-panel-wrapper.component';
+import { SystemService } from './gen/holos/system/v1alpha1/system_service_connect';
 
 export const appConfig: ApplicationConfig = {
   providers: [
@@ -19,6 +20,7 @@ export const appConfig: ApplicationConfig = {
     provideClient(UserService),
     provideClient(OrganizationService),
     provideClient(PlatformService),
+    provideClient(SystemService),
     importProvidersFrom(
       ConnectModule.forRoot({
         baseUrl: window.location.origin

internal/frontend/holos/src/app/gen/holos/system/v1alpha1/system_pb.ts

@@ -0,0 +1,81 @@
+// @generated by protoc-gen-es v1.9.0 with parameter "target=ts"
+// @generated from file holos/system/v1alpha1/system.proto (package holos.system.v1alpha1, syntax proto3)
+/* eslint-disable */
+// @ts-nocheck
+
+import type { BinaryReadOptions, FieldList, JsonReadOptions, JsonValue, PartialMessage, PlainMessage } from "@bufbuild/protobuf";
+import { Message, proto3 } from "@bufbuild/protobuf";
+
+/**
+ * @generated from message holos.system.v1alpha1.Version
+ */
+export class Version extends Message<Version> {
+  /**
+   * @generated from field: string version = 1;
+   */
+  version = "";
+
+  /**
+   * @generated from field: string git_commit = 2;
+   */
+  gitCommit = "";
+
+  /**
+   * @generated from field: string git_tree_state = 3;
+   */
+  gitTreeState = "";
+
+  /**
+   * @generated from field: string go_version = 4;
+   */
+  goVersion = "";
+
+  /**
+   * @generated from field: string build_date = 5;
+   */
+  buildDate = "";
+
+  /**
+   * @generated from field: string os = 6;
+   */
+  os = "";
+
+  /**
+   * @generated from field: string arch = 7;
+   */
+  arch = "";
+
+  constructor(data?: PartialMessage<Version>) {
+    super();
+    proto3.util.initPartial(data, this);
+  }
+
+  static readonly runtime: typeof proto3 = proto3;
+  static readonly typeName = "holos.system.v1alpha1.Version";
+  static readonly fields: FieldList = proto3.util.newFieldList(() => [
+    { no: 1, name: "version", kind: "scalar", T: 9 /* ScalarType.STRING */ },
+    { no: 2, name: "git_commit", kind: "scalar", T: 9 /* ScalarType.STRING */ },
+    { no: 3, name: "git_tree_state", kind: "scalar", T: 9 /* ScalarType.STRING */ },
+    { no: 4, name: "go_version", kind: "scalar", T: 9 /* ScalarType.STRING */ },
+    { no: 5, name: "build_date", kind: "scalar", T: 9 /* ScalarType.STRING */ },
+    { no: 6, name: "os", kind: "scalar", T: 9 /* ScalarType.STRING */ },
+    { no: 7, name: "arch", kind: "scalar", T: 9 /* ScalarType.STRING */ },
+  ]);
+
+  static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): Version {
+    return new Version().fromBinary(bytes, options);
+  }
+
+  static fromJson(jsonValue: JsonValue, options?: Partial<JsonReadOptions>): Version {
+    return new Version().fromJson(jsonValue, options);
+  }
+
+  static fromJsonString(jsonString: string, options?: Partial<JsonReadOptions>): Version {
+    return new Version().fromJsonString(jsonString, options);
+  }
+
+  static equals(a: Version | PlainMessage<Version> | undefined, b: Version | PlainMessage<Version> | undefined): boolean {
+    return proto3.util.equals(Version, a, b);
+  }
+}
+

internal/frontend/holos/src/app/gen/holos/system/v1alpha1/system_service_connect.ts

@@ -3,7 +3,7 @@
 /* eslint-disable */
 // @ts-nocheck
 
-import { DropTablesRequest, DropTablesResponse, SeedDatabaseRequest, SeedDatabaseResponse } from "./system_service_pb.js";
+import { DropTablesRequest, DropTablesResponse, GetVersionRequest, GetVersionResponse, SeedDatabaseRequest, SeedDatabaseResponse } from "./system_service_pb.js";
 import { MethodKind } from "@bufbuild/protobuf";
 
 /**
@@ -13,12 +13,12 @@ export const SystemService = {
   typeName: "holos.system.v1alpha1.SystemService",
   methods: {
     /**
-     * @generated from rpc holos.system.v1alpha1.SystemService.SeedDatabase
+     * @generated from rpc holos.system.v1alpha1.SystemService.GetVersion
      */
-    seedDatabase: {
-      name: "SeedDatabase",
-      I: SeedDatabaseRequest,
-      O: SeedDatabaseResponse,
+    getVersion: {
+      name: "GetVersion",
+      I: GetVersionRequest,
+      O: GetVersionResponse,
       kind: MethodKind.Unary,
     },
     /**
@@ -30,6 +30,15 @@ export const SystemService = {
       O: DropTablesResponse,
       kind: MethodKind.Unary,
     },
+    /**
+     * @generated from rpc holos.system.v1alpha1.SystemService.SeedDatabase
+     */
+    seedDatabase: {
+      name: "SeedDatabase",
+      I: SeedDatabaseRequest,
+      O: SeedDatabaseResponse,
+      kind: MethodKind.Unary,
+    },
   }
 } as const;
 

internal/frontend/holos/src/app/gen/holos/system/v1alpha1/system_service_pb.ts

@@ -4,7 +4,84 @@
 // @ts-nocheck
 
 import type { BinaryReadOptions, FieldList, JsonReadOptions, JsonValue, PartialMessage, PlainMessage } from "@bufbuild/protobuf";
-import { Message, proto3 } from "@bufbuild/protobuf";
+import { FieldMask, Message, proto3 } from "@bufbuild/protobuf";
+import { Version } from "./system_pb.js";
+
+/**
+ * @generated from message holos.system.v1alpha1.GetVersionRequest
+ */
+export class GetVersionRequest extends Message<GetVersionRequest> {
+  /**
+   * FieldMask represents the fields to include in the response.
+   *
+   * @generated from field: google.protobuf.FieldMask field_mask = 1;
+   */
+  fieldMask?: FieldMask;
+
+  constructor(data?: PartialMessage<GetVersionRequest>) {
+    super();
+    proto3.util.initPartial(data, this);
+  }
+
+  static readonly runtime: typeof proto3 = proto3;
+  static readonly typeName = "holos.system.v1alpha1.GetVersionRequest";
+  static readonly fields: FieldList = proto3.util.newFieldList(() => [
+    { no: 1, name: "field_mask", kind: "message", T: FieldMask },
+  ]);
+
+  static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): GetVersionRequest {
+    return new GetVersionRequest().fromBinary(bytes, options);
+  }
+
+  static fromJson(jsonValue: JsonValue, options?: Partial<JsonReadOptions>): GetVersionRequest {
+    return new GetVersionRequest().fromJson(jsonValue, options);
+  }
+
+  static fromJsonString(jsonString: string, options?: Partial<JsonReadOptions>): GetVersionRequest {
+    return new GetVersionRequest().fromJsonString(jsonString, options);
+  }
+
+  static equals(a: GetVersionRequest | PlainMessage<GetVersionRequest> | undefined, b: GetVersionRequest | PlainMessage<GetVersionRequest> | undefined): boolean {
+    return proto3.util.equals(GetVersionRequest, a, b);
+  }
+}
+
+/**
+ * @generated from message holos.system.v1alpha1.GetVersionResponse
+ */
+export class GetVersionResponse extends Message<GetVersionResponse> {
+  /**
+   * @generated from field: holos.system.v1alpha1.Version version = 1;
+   */
+  version?: Version;
+
+  constructor(data?: PartialMessage<GetVersionResponse>) {
+    super();
+    proto3.util.initPartial(data, this);
+  }
+
+  static readonly runtime: typeof proto3 = proto3;
+  static readonly typeName = "holos.system.v1alpha1.GetVersionResponse";
+  static readonly fields: FieldList = proto3.util.newFieldList(() => [
+    { no: 1, name: "version", kind: "message", T: Version },
+  ]);
+
+  static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): GetVersionResponse {
+    return new GetVersionResponse().fromBinary(bytes, options);
+  }
+
+  static fromJson(jsonValue: JsonValue, options?: Partial<JsonReadOptions>): GetVersionResponse {
+    return new GetVersionResponse().fromJson(jsonValue, options);
+  }
+
+  static fromJsonString(jsonString: string, options?: Partial<JsonReadOptions>): GetVersionResponse {
+    return new GetVersionResponse().fromJsonString(jsonString, options);
+  }
+
+  static equals(a: GetVersionResponse | PlainMessage<GetVersionResponse> | undefined, b: GetVersionResponse | PlainMessage<GetVersionResponse> | undefined): boolean {
+    return proto3.util.equals(GetVersionResponse, a, b);
+  }
+}
 
 /**
  * @generated from message holos.system.v1alpha1.SeedDatabaseRequest

internal/frontend/holos/src/app/nav/nav.component.html

@@ -31,6 +31,7 @@
           </button>
         }
       </span>
+      <app-version-button></app-version-button>
       <app-profile-button [user$]="user$"></app-profile-button>
     </mat-toolbar>
     <main class="main-content">

internal/frontend/holos/src/app/nav/nav.component.ts

@@ -1,20 +1,21 @@
-import { Component, OnInit, inject } from '@angular/core';
 import { BreakpointObserver, Breakpoints } from '@angular/cdk/layout';
 import { AsyncPipe, NgIf } from '@angular/common';
-import { MatToolbarModule } from '@angular/material/toolbar';
+import { Component, OnDestroy, OnInit, inject } from '@angular/core';
 import { MatButtonModule } from '@angular/material/button';
-import { MatSidenavModule } from '@angular/material/sidenav';
-import { MatListModule } from '@angular/material/list';
-import { MatIconModule } from '@angular/material/icon';
-import { Observable } from 'rxjs';
-import { map, shareReplay } from 'rxjs/operators';
-import { RouterLink, RouterLinkActive, RouterOutlet } from '@angular/router';
 import { MatCardModule } from '@angular/material/card';
-import { ProfileButtonComponent } from '../profile-button/profile-button.component';
-import { User } from '../gen/holos/user/v1alpha1/user_pb';
-import { UserService } from '../services/user.service';
+import { MatIconModule } from '@angular/material/icon';
+import { MatListModule } from '@angular/material/list';
+import { MatSidenavModule } from '@angular/material/sidenav';
+import { MatToolbarModule } from '@angular/material/toolbar';
+import { RouterLink, RouterLinkActive, RouterOutlet } from '@angular/router';
+import { Observable, Subject } from 'rxjs';
+import { map, shareReplay, takeUntil } from 'rxjs/operators';
 import { Organization } from '../gen/holos/organization/v1alpha1/organization_pb';
+import { User } from '../gen/holos/user/v1alpha1/user_pb';
+import { ProfileButtonComponent } from '../profile-button/profile-button.component';
 import { OrganizationService } from '../services/organization.service';
+import { UserService } from '../services/user.service';
+import { VersionButtonComponent } from '../version-button/version-button.component';
 
 @Component({
   selector: 'app-nav',
@@ -34,28 +35,35 @@ import { OrganizationService } from '../services/organization.service';
     RouterOutlet,
     MatCardModule,
     ProfileButtonComponent,
+    VersionButtonComponent,
   ]
 })
-export class NavComponent implements OnInit {
+export class NavComponent implements OnInit, OnDestroy {
   private breakpointObserver = inject(BreakpointObserver);
   private userService = inject(UserService);
   private orgService = inject(OrganizationService);
+  private destroy$: Subject<boolean> = new Subject<boolean>();
 
   user$!: Observable<User | null>;
   org$!: Observable<Organization | undefined>;
 
-  refreshOrg(): void {
-    this.orgService.refreshOrganizations()
-  }
-
   isHandset$: Observable<boolean> = this.breakpointObserver.observe(Breakpoints.Handset)
     .pipe(
       map(result => result.matches),
       shareReplay()
     );
 
+  refreshOrg(): void {
+    this.orgService.refreshOrganizations()
+  }
+
   ngOnInit(): void {
-    this.user$ = this.userService.getUser();
-    this.org$ = this.orgService.activeOrg();
+    this.user$ = this.userService.getUser().pipe(takeUntil(this.destroy$));
+    this.org$ = this.orgService.activeOrg().pipe(takeUntil(this.destroy$));
+  }
+
+  public ngOnDestroy(): void {
+    this.destroy$.next(true);
+    this.destroy$.complete();
   }
 }

internal/frontend/holos/src/app/services/platform.service.ts

@@ -1,11 +1,11 @@
 import { Inject, Injectable } from '@angular/core';
+import { FieldMask, JsonValue, Struct } from '@bufbuild/protobuf';
 import { Observable, of, switchMap } from 'rxjs';
 import { ObservableClient } from '../../connect/observable-client';
 import { Organization } from '../gen/holos/organization/v1alpha1/organization_pb';
+import { Platform } from '../gen/holos/platform/v1alpha1/platform_pb';
 import { PlatformService as ConnectPlatformService } from '../gen/holos/platform/v1alpha1/platform_service_connect';
-import { Platform, Spec } from '../gen/holos/platform/v1alpha1/platform_pb';
 import { GetPlatformRequest, ListPlatformsRequest, UpdatePlatformOperation, UpdatePlatformRequest } from '../gen/holos/platform/v1alpha1/platform_service_pb';
-import { FieldMask, JsonValue, Struct } from '@bufbuild/protobuf';
 
 @Injectable({
   providedIn: 'root'

internal/frontend/holos/src/app/services/system.service.spec.ts

@@ -0,0 +1,16 @@
+import { TestBed } from '@angular/core/testing';
+
+import { SystemService } from './system.service';
+
+describe('SystemService', () => {
+  let service: SystemService;
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({});
+    service = TestBed.inject(SystemService);
+  });
+
+  it('should be created', () => {
+    expect(service).toBeTruthy();
+  });
+});

internal/frontend/holos/src/app/services/system.service.ts

@@ -0,0 +1,22 @@
+import { Inject, Injectable } from '@angular/core';
+import { Observable, of, switchMap } from 'rxjs';
+import { ObservableClient } from '../../connect/observable-client';
+import { Version } from '../gen/holos/system/v1alpha1/system_pb';
+import { SystemService as ConnectSystemService } from '../gen/holos/system/v1alpha1/system_service_connect';
+import { GetVersionRequest } from '../gen/holos/system/v1alpha1/system_service_pb';
+import { FieldMask } from '@bufbuild/protobuf';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class SystemService {
+  getVersion(): Observable<Version | undefined> {
+    const fieldMask = new FieldMask({ paths: ["version", "git_commit", "go_version", "os", "arch"] })
+    const req = new GetVersionRequest({ fieldMask: fieldMask })
+    return this.client.getVersion(req).pipe(
+      switchMap(resp => { return of(resp.version) })
+    )
+  }
+
+  constructor(@Inject(ConnectSystemService) private client: ObservableClient<typeof ConnectSystemService>) { }
+}

internal/frontend/holos/src/app/truncate.pipe.spec.ts

@@ -0,0 +1,8 @@
+import { TruncatePipe } from './truncate.pipe';
+
+describe('TruncatePipe', () => {
+  it('create an instance', () => {
+    const pipe = new TruncatePipe();
+    expect(pipe).toBeTruthy();
+  });
+});

internal/frontend/holos/src/app/truncate.pipe.ts

@@ -0,0 +1,13 @@
+import { Pipe, PipeTransform } from '@angular/core';
+
+@Pipe({
+  name: 'truncate',
+  standalone: true
+})
+export class TruncatePipe implements PipeTransform {
+
+  transform(value: string, limit: number = 8): string {
+    if (!value) return '';
+    return value.length > limit ? value.substring(0, limit) : value;
+  }
+}

internal/frontend/holos/src/app/version-button/version-button.component.html

@@ -0,0 +1,23 @@
+@if (version$ | async; as version) {
+  <button mat-button [matMenuTriggerFor]="menu">
+    {{ version.version }}
+  </button>
+
+  <mat-menu class="version-menu" #menu="matMenu">
+    <mat-card class="version-card">
+      <mat-card-header>
+        <mat-card-title>{{ version.version }}</mat-card-title>
+        <mat-card-subtitle>Server version info</mat-card-subtitle>
+      </mat-card-header>
+      <mat-card-content>
+        <pre>Git: {{ version.gitCommit | truncate }}</pre>
+        <pre>Go: {{ version.goVersion | truncate }}</pre>
+        <pre>OS: {{ version.os | truncate }}</pre>
+        <pre>Arch: {{ version.arch | truncate }}</pre>
+      </mat-card-content>
+      <mat-card-actions>
+        <button mat-button (click)="refreshVersion()" [disabled]="isLoading">Refresh</button>
+      </mat-card-actions>
+    </mat-card>
+  </mat-menu>
+}

internal/frontend/holos/src/app/version-button/version-button.component.spec.ts

@@ -0,0 +1,23 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { VersionButtonComponent } from './version-button.component';
+
+describe('VersionButtonComponent', () => {
+  let component: VersionButtonComponent;
+  let fixture: ComponentFixture<VersionButtonComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      imports: [VersionButtonComponent]
+    })
+    .compileComponents();
+    
+    fixture = TestBed.createComponent(VersionButtonComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

internal/frontend/holos/src/app/version-button/version-button.component.ts

@@ -0,0 +1,58 @@
+import { AsyncPipe, NgIf, NgStyle } from '@angular/common';
+import { Component, OnDestroy, OnInit, inject } from '@angular/core';
+import { MatButtonModule } from '@angular/material/button';
+import { MatCardModule } from '@angular/material/card';
+import { MatIconModule } from '@angular/material/icon';
+import { MatMenuModule } from '@angular/material/menu';
+import { Observable, Subject, of, startWith, switchMap, takeUntil } from 'rxjs';
+import { Version } from '../gen/holos/system/v1alpha1/system_pb';
+import { SystemService } from '../services/system.service';
+import { TruncatePipe } from '../truncate.pipe';
+import { MatDivider } from '@angular/material/divider';
+
+@Component({
+  selector: 'app-version-button',
+  standalone: true,
+  imports: [
+    AsyncPipe,
+    MatButtonModule,
+    MatCardModule,
+    MatDivider,
+    MatIconModule,
+    MatMenuModule,
+    NgIf,
+    NgStyle,
+    TruncatePipe,
+  ],
+  templateUrl: './version-button.component.html',
+  styleUrl: './version-button.component.scss'
+})
+export class VersionButtonComponent implements OnInit, OnDestroy {
+  private destroy$: Subject<boolean> = new Subject<boolean>();
+  private refreshVersion$ = new Subject<boolean>();
+  private systemService = inject(SystemService);
+  version$!: Observable<Version | undefined>;
+  isLoading = false;
+
+  refreshVersion(): void {
+    this.refreshVersion$.next(true);
+  }
+
+  ngOnInit(): void {
+    this.version$ = this.refreshVersion$.pipe(
+      takeUntil(this.destroy$),
+      startWith(true),
+      switchMap(() => {
+        this.isLoading = true;
+        return this.systemService.getVersion().pipe(
+          switchMap((version) => { this.isLoading = false; return of(version); })
+        );
+      }),
+    )
+  }
+
+  public ngOnDestroy(): void {
+    this.destroy$.next(true);
+    this.destroy$.complete();
+  }
+}

internal/frontend/holos/src/app/views/platform-detail/platform-detail.component.ts

@@ -3,14 +3,14 @@ import { Component, Input, OnDestroy, inject } from '@angular/core';
 import { FormGroup, ReactiveFormsModule } from '@angular/forms';
 import { MatButton } from '@angular/material/button';
 import { MatDivider } from '@angular/material/divider';
+import { MatSnackBar } from '@angular/material/snack-bar';
 import { MatTab, MatTabGroup } from '@angular/material/tabs';
 import { JsonValue } from '@bufbuild/protobuf';
 import { FormlyFieldConfig, FormlyFormOptions, FormlyModule } from '@ngx-formly/core';
 import { FormlyMaterialModule } from '@ngx-formly/material';
 import { Subject, takeUntil } from 'rxjs';
-import { PlatformService } from '../../services/platform.service';
 import { Platform } from '../../gen/holos/platform/v1alpha1/platform_pb';
-import { MatSnackBar, MatSnackBarModule } from '@angular/material/snack-bar';
+import { PlatformService } from '../../services/platform.service';
 
 @Component({
   selector: 'app-platform-detail',

internal/server/handler/platform.go

@@ -73,7 +73,7 @@ func (h *PlatformHandler) GetPlatform(ctx context.Context, req *connect.Request[
 	}
 	rpcPlatform := PlatformToRPC(dbPlatform)
 
-	mask, err := fieldmask_utils.MaskFromPaths(req.Msg.GetFieldMask().GetPaths(), strings.PascalCase)
+	mask, err := fieldmask_utils.MaskFromProtoFieldMask(req.Msg.GetFieldMask(), strings.PascalCase)
 	if err != nil {
 		return nil, connect.NewError(connect.CodeInvalidArgument, errors.Wrap(err))
 	}
@@ -95,7 +95,7 @@ func (h *PlatformHandler) ListPlatforms(ctx context.Context, req *connect.Reques
 		return nil, errors.Wrap(err)
 	}
 
-	mask, err := fieldmask_utils.MaskFromPaths(req.Msg.GetFieldMask().GetPaths(), strings.PascalCase)
+	mask, err := fieldmask_utils.MaskFromProtoFieldMask(req.Msg.GetFieldMask(), strings.PascalCase)
 	if err != nil {
 		return nil, connect.NewError(connect.CodeInvalidArgument, errors.Wrap(err))
 	}
@@ -348,7 +348,9 @@ func rpcPlatforms(reqDBOrg *ent.Organization, mask fieldmask_utils.Mask) ([]*pla
 // fieldmask_utils.StructToMap.  This is here largely as an placeholder to
 // remember we can mutate the value if we want.
 func newVisitor(ctx context.Context) func(filter fieldmask_utils.FieldFilter, src, dst reflect.Value, srcFieldName, dstFieldName string, srcFieldValue reflect.Value) fieldmask_utils.MapVisitorResult {
+	log := logger.FromContext(ctx)
 	return func(filter fieldmask_utils.FieldFilter, src, dst reflect.Value, srcFieldName, dstFieldName string, srcFieldValue reflect.Value) fieldmask_utils.MapVisitorResult {
+		log.DebugContext(ctx, "visitor", "srcFieldName", srcFieldName, "dstFieldName", dstFieldName)
 		return fieldmask_utils.MapVisitorResult{
 			UpdatedDst: &dst,
 		}

internal/server/handler/system.go

@@ -13,8 +13,11 @@ import (
 	"github.com/holos-run/holos/internal/errors"
 	"github.com/holos-run/holos/internal/server/middleware/authn"
 	"github.com/holos-run/holos/internal/server/middleware/logger"
+	holosstrings "github.com/holos-run/holos/internal/strings"
 	storage "github.com/holos-run/holos/service/gen/holos/storage/v1alpha1"
 	system "github.com/holos-run/holos/service/gen/holos/system/v1alpha1"
+	"github.com/holos-run/holos/version"
+	fieldmask_utils "github.com/mennanov/fieldmask-utils"
 )
 
 const AdminEmail = "jeff@openinfrastructure.co"
@@ -41,6 +44,26 @@ func (h *SystemHandler) checkAdmin(ctx context.Context) error {
 	return nil
 }
 
+func (h *SystemHandler) GetVersion(ctx context.Context, req *connect.Request[system.GetVersionRequest]) (*connect.Response[system.GetVersionResponse], error) {
+	_, err := authn.FromContext(ctx)
+	if err != nil {
+		return nil, connect.NewError(connect.CodePermissionDenied, errors.Wrap(err))
+	}
+
+	mask, err := fieldmask_utils.MaskFromProtoFieldMask(req.Msg.GetFieldMask(), holosstrings.PascalCase)
+	if err != nil {
+		return nil, errors.Wrap(err)
+	}
+
+	srcVersion := version.NewVersionInfo()
+	var rpcVersion system.Version
+	if err := fieldmask_utils.StructToStruct(mask, &srcVersion, &rpcVersion); err != nil {
+		return nil, errors.Wrap(err)
+	}
+
+	return connect.NewResponse(&system.GetVersionResponse{Version: &rpcVersion}), nil
+}
+
 func (h *SystemHandler) DropTables(ctx context.Context, req *connect.Request[system.DropTablesRequest]) (*connect.Response[system.DropTablesResponse], error) {
 	if err := h.checkAdmin(ctx); err != nil {
 		return nil, err

service/gen/holos/system/v1alpha1/system.pb.go

@@ -0,0 +1,206 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.33.0-devel
+// 	protoc        (unknown)
+// source: holos/system/v1alpha1/system.proto
+
+package system
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+type Version struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Version      string `protobuf:"bytes,1,opt,name=version,proto3" json:"version,omitempty"`
+	GitCommit    string `protobuf:"bytes,2,opt,name=git_commit,json=gitCommit,proto3" json:"git_commit,omitempty"`
+	GitTreeState string `protobuf:"bytes,3,opt,name=git_tree_state,json=gitTreeState,proto3" json:"git_tree_state,omitempty"`
+	GoVersion    string `protobuf:"bytes,4,opt,name=go_version,json=goVersion,proto3" json:"go_version,omitempty"`
+	BuildDate    string `protobuf:"bytes,5,opt,name=build_date,json=buildDate,proto3" json:"build_date,omitempty"`
+	Os           string `protobuf:"bytes,6,opt,name=os,proto3" json:"os,omitempty"`
+	Arch         string `protobuf:"bytes,7,opt,name=arch,proto3" json:"arch,omitempty"`
+}
+
+func (x *Version) Reset() {
+	*x = Version{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_holos_system_v1alpha1_system_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Version) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Version) ProtoMessage() {}
+
+func (x *Version) ProtoReflect() protoreflect.Message {
+	mi := &file_holos_system_v1alpha1_system_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Version.ProtoReflect.Descriptor instead.
+func (*Version) Descriptor() ([]byte, []int) {
+	return file_holos_system_v1alpha1_system_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *Version) GetVersion() string {
+	if x != nil {
+		return x.Version
+	}
+	return ""
+}
+
+func (x *Version) GetGitCommit() string {
+	if x != nil {
+		return x.GitCommit
+	}
+	return ""
+}
+
+func (x *Version) GetGitTreeState() string {
+	if x != nil {
+		return x.GitTreeState
+	}
+	return ""
+}
+
+func (x *Version) GetGoVersion() string {
+	if x != nil {
+		return x.GoVersion
+	}
+	return ""
+}
+
+func (x *Version) GetBuildDate() string {
+	if x != nil {
+		return x.BuildDate
+	}
+	return ""
+}
+
+func (x *Version) GetOs() string {
+	if x != nil {
+		return x.Os
+	}
+	return ""
+}
+
+func (x *Version) GetArch() string {
+	if x != nil {
+		return x.Arch
+	}
+	return ""
+}
+
+var File_holos_system_v1alpha1_system_proto protoreflect.FileDescriptor
+
+var file_holos_system_v1alpha1_system_proto_rawDesc = []byte{
+	0x0a, 0x22, 0x68, 0x6f, 0x6c, 0x6f, 0x73, 0x2f, 0x73, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x2f, 0x76,
+	0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0x2f, 0x73, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x2e, 0x70,
+	0x72, 0x6f, 0x74, 0x6f, 0x12, 0x15, 0x68, 0x6f, 0x6c, 0x6f, 0x73, 0x2e, 0x73, 0x79, 0x73, 0x74,
+	0x65, 0x6d, 0x2e, 0x76, 0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0x22, 0xca, 0x01, 0x0a, 0x07,
+	0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x12, 0x18, 0x0a, 0x07, 0x76, 0x65, 0x72, 0x73, 0x69,
+	0x6f, 0x6e, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x07, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6f,
+	0x6e, 0x12, 0x1d, 0x0a, 0x0a, 0x67, 0x69, 0x74, 0x5f, 0x63, 0x6f, 0x6d, 0x6d, 0x69, 0x74, 0x18,
+	0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x09, 0x67, 0x69, 0x74, 0x43, 0x6f, 0x6d, 0x6d, 0x69, 0x74,
+	0x12, 0x24, 0x0a, 0x0e, 0x67, 0x69, 0x74, 0x5f, 0x74, 0x72, 0x65, 0x65, 0x5f, 0x73, 0x74, 0x61,
+	0x74, 0x65, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0c, 0x67, 0x69, 0x74, 0x54, 0x72, 0x65,
+	0x65, 0x53, 0x74, 0x61, 0x74, 0x65, 0x12, 0x1d, 0x0a, 0x0a, 0x67, 0x6f, 0x5f, 0x76, 0x65, 0x72,
+	0x73, 0x69, 0x6f, 0x6e, 0x18, 0x04, 0x20, 0x01, 0x28, 0x09, 0x52, 0x09, 0x67, 0x6f, 0x56, 0x65,
+	0x72, 0x73, 0x69, 0x6f, 0x6e, 0x12, 0x1d, 0x0a, 0x0a, 0x62, 0x75, 0x69, 0x6c, 0x64, 0x5f, 0x64,
+	0x61, 0x74, 0x65, 0x18, 0x05, 0x20, 0x01, 0x28, 0x09, 0x52, 0x09, 0x62, 0x75, 0x69, 0x6c, 0x64,
+	0x44, 0x61, 0x74, 0x65, 0x12, 0x0e, 0x0a, 0x02, 0x6f, 0x73, 0x18, 0x06, 0x20, 0x01, 0x28, 0x09,
+	0x52, 0x02, 0x6f, 0x73, 0x12, 0x12, 0x0a, 0x04, 0x61, 0x72, 0x63, 0x68, 0x18, 0x07, 0x20, 0x01,
+	0x28, 0x09, 0x52, 0x04, 0x61, 0x72, 0x63, 0x68, 0x42, 0x45, 0x5a, 0x43, 0x67, 0x69, 0x74, 0x68,
+	0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x68, 0x6f, 0x6c, 0x6f, 0x73, 0x2d, 0x72, 0x75, 0x6e,
+	0x2f, 0x68, 0x6f, 0x6c, 0x6f, 0x73, 0x2f, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x2f, 0x67,
+	0x65, 0x6e, 0x2f, 0x68, 0x6f, 0x6c, 0x6f, 0x73, 0x2f, 0x73, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x2f,
+	0x76, 0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0x3b, 0x73, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x62,
+	0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_holos_system_v1alpha1_system_proto_rawDescOnce sync.Once
+	file_holos_system_v1alpha1_system_proto_rawDescData = file_holos_system_v1alpha1_system_proto_rawDesc
+)
+
+func file_holos_system_v1alpha1_system_proto_rawDescGZIP() []byte {
+	file_holos_system_v1alpha1_system_proto_rawDescOnce.Do(func() {
+		file_holos_system_v1alpha1_system_proto_rawDescData = protoimpl.X.CompressGZIP(file_holos_system_v1alpha1_system_proto_rawDescData)
+	})
+	return file_holos_system_v1alpha1_system_proto_rawDescData
+}
+
+var file_holos_system_v1alpha1_system_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
+var file_holos_system_v1alpha1_system_proto_goTypes = []interface{}{
+	(*Version)(nil), // 0: holos.system.v1alpha1.Version
+}
+var file_holos_system_v1alpha1_system_proto_depIdxs = []int32{
+	0, // [0:0] is the sub-list for method output_type
+	0, // [0:0] is the sub-list for method input_type
+	0, // [0:0] is the sub-list for extension type_name
+	0, // [0:0] is the sub-list for extension extendee
+	0, // [0:0] is the sub-list for field type_name
+}
+
+func init() { file_holos_system_v1alpha1_system_proto_init() }
+func file_holos_system_v1alpha1_system_proto_init() {
+	if File_holos_system_v1alpha1_system_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_holos_system_v1alpha1_system_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Version); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_holos_system_v1alpha1_system_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   1,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_holos_system_v1alpha1_system_proto_goTypes,
+		DependencyIndexes: file_holos_system_v1alpha1_system_proto_depIdxs,
+		MessageInfos:      file_holos_system_v1alpha1_system_proto_msgTypes,
+	}.Build()
+	File_holos_system_v1alpha1_system_proto = out.File
+	file_holos_system_v1alpha1_system_proto_rawDesc = nil
+	file_holos_system_v1alpha1_system_proto_goTypes = nil
+	file_holos_system_v1alpha1_system_proto_depIdxs = nil
+}

service/gen/holos/system/v1alpha1/system_service.pb.go

@@ -9,6 +9,7 @@ package system
 import (
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	fieldmaskpb "google.golang.org/protobuf/types/known/fieldmaskpb"
 	reflect "reflect"
 	sync "sync"
 )
@@ -20,6 +21,101 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
+type GetVersionRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// FieldMask represents the fields to include in the response.
+	FieldMask *fieldmaskpb.FieldMask `protobuf:"bytes,1,opt,name=field_mask,json=fieldMask,proto3" json:"field_mask,omitempty"`
+}
+
+func (x *GetVersionRequest) Reset() {
+	*x = GetVersionRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *GetVersionRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*GetVersionRequest) ProtoMessage() {}
+
+func (x *GetVersionRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use GetVersionRequest.ProtoReflect.Descriptor instead.
+func (*GetVersionRequest) Descriptor() ([]byte, []int) {
+	return file_holos_system_v1alpha1_system_service_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *GetVersionRequest) GetFieldMask() *fieldmaskpb.FieldMask {
+	if x != nil {
+		return x.FieldMask
+	}
+	return nil
+}
+
+type GetVersionResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Version *Version `protobuf:"bytes,1,opt,name=version,proto3" json:"version,omitempty"`
+}
+
+func (x *GetVersionResponse) Reset() {
+	*x = GetVersionResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *GetVersionResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*GetVersionResponse) ProtoMessage() {}
+
+func (x *GetVersionResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[1]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use GetVersionResponse.ProtoReflect.Descriptor instead.
+func (*GetVersionResponse) Descriptor() ([]byte, []int) {
+	return file_holos_system_v1alpha1_system_service_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *GetVersionResponse) GetVersion() *Version {
+	if x != nil {
+		return x.Version
+	}
+	return nil
+}
+
 type SeedDatabaseRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -29,7 +125,7 @@ type SeedDatabaseRequest struct {
 func (x *SeedDatabaseRequest) Reset() {
 	*x = SeedDatabaseRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[0]
+		mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[2]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -42,7 +138,7 @@ func (x *SeedDatabaseRequest) String() string {
 func (*SeedDatabaseRequest) ProtoMessage() {}
 
 func (x *SeedDatabaseRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[0]
+	mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[2]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -55,7 +151,7 @@ func (x *SeedDatabaseRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use SeedDatabaseRequest.ProtoReflect.Descriptor instead.
 func (*SeedDatabaseRequest) Descriptor() ([]byte, []int) {
-	return file_holos_system_v1alpha1_system_service_proto_rawDescGZIP(), []int{0}
+	return file_holos_system_v1alpha1_system_service_proto_rawDescGZIP(), []int{2}
 }
 
 type SeedDatabaseResponse struct {
@@ -67,7 +163,7 @@ type SeedDatabaseResponse struct {
 func (x *SeedDatabaseResponse) Reset() {
 	*x = SeedDatabaseResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[1]
+		mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[3]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -80,7 +176,7 @@ func (x *SeedDatabaseResponse) String() string {
 func (*SeedDatabaseResponse) ProtoMessage() {}
 
 func (x *SeedDatabaseResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[1]
+	mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[3]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -93,7 +189,7 @@ func (x *SeedDatabaseResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use SeedDatabaseResponse.ProtoReflect.Descriptor instead.
 func (*SeedDatabaseResponse) Descriptor() ([]byte, []int) {
-	return file_holos_system_v1alpha1_system_service_proto_rawDescGZIP(), []int{1}
+	return file_holos_system_v1alpha1_system_service_proto_rawDescGZIP(), []int{3}
 }
 
 type DropTablesRequest struct {
@@ -105,7 +201,7 @@ type DropTablesRequest struct {
 func (x *DropTablesRequest) Reset() {
 	*x = DropTablesRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[2]
+		mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[4]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -118,7 +214,7 @@ func (x *DropTablesRequest) String() string {
 func (*DropTablesRequest) ProtoMessage() {}
 
 func (x *DropTablesRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[2]
+	mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[4]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -131,7 +227,7 @@ func (x *DropTablesRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use DropTablesRequest.ProtoReflect.Descriptor instead.
 func (*DropTablesRequest) Descriptor() ([]byte, []int) {
-	return file_holos_system_v1alpha1_system_service_proto_rawDescGZIP(), []int{2}
+	return file_holos_system_v1alpha1_system_service_proto_rawDescGZIP(), []int{4}
 }
 
 type DropTablesResponse struct {
@@ -143,7 +239,7 @@ type DropTablesResponse struct {
 func (x *DropTablesResponse) Reset() {
 	*x = DropTablesResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[3]
+		mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[5]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -156,7 +252,7 @@ func (x *DropTablesResponse) String() string {
 func (*DropTablesResponse) ProtoMessage() {}
 
 func (x *DropTablesResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[3]
+	mi := &file_holos_system_v1alpha1_system_service_proto_msgTypes[5]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -169,7 +265,7 @@ func (x *DropTablesResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use DropTablesResponse.ProtoReflect.Descriptor instead.
 func (*DropTablesResponse) Descriptor() ([]byte, []int) {
-	return file_holos_system_v1alpha1_system_service_proto_rawDescGZIP(), []int{3}
+	return file_holos_system_v1alpha1_system_service_proto_rawDescGZIP(), []int{5}
 }
 
 var File_holos_system_v1alpha1_system_service_proto protoreflect.FileDescriptor
@@ -179,31 +275,52 @@ var file_holos_system_v1alpha1_system_service_proto_rawDesc = []byte{
 	0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0x2f, 0x73, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x5f, 0x73,
 	0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x15, 0x68, 0x6f,
 	0x6c, 0x6f, 0x73, 0x2e, 0x73, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x2e, 0x76, 0x31, 0x61, 0x6c, 0x70,
-	0x68, 0x61, 0x31, 0x22, 0x15, 0x0a, 0x13, 0x53, 0x65, 0x65, 0x64, 0x44, 0x61, 0x74, 0x61, 0x62,
-	0x61, 0x73, 0x65, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x22, 0x16, 0x0a, 0x14, 0x53, 0x65,
-	0x65, 0x64, 0x44, 0x61, 0x74, 0x61, 0x62, 0x61, 0x73, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e,
-	0x73, 0x65, 0x22, 0x13, 0x0a, 0x11, 0x44, 0x72, 0x6f, 0x70, 0x54, 0x61, 0x62, 0x6c, 0x65, 0x73,
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+	0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, 0x45, 0x5a, 0x43, 0x67, 0x69,
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+	0x75, 0x6e, 0x2f, 0x68, 0x6f, 0x6c, 0x6f, 0x73, 0x2f, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65,
+	0x2f, 0x67, 0x65, 0x6e, 0x2f, 0x68, 0x6f, 0x6c, 0x6f, 0x73, 0x2f, 0x73, 0x79, 0x73, 0x74, 0x65,
+	0x6d, 0x2f, 0x76, 0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0x3b, 0x73, 0x79, 0x73, 0x74, 0x65,
+	0x6d, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -218,23 +335,31 @@ func file_holos_system_v1alpha1_system_service_proto_rawDescGZIP() []byte {
 	return file_holos_system_v1alpha1_system_service_proto_rawDescData
 }
 
-var file_holos_system_v1alpha1_system_service_proto_msgTypes = make([]protoimpl.MessageInfo, 4)
+var file_holos_system_v1alpha1_system_service_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
 var file_holos_system_v1alpha1_system_service_proto_goTypes = []interface{}{
-	(*SeedDatabaseRequest)(nil),  // 0: holos.system.v1alpha1.SeedDatabaseRequest
-	(*SeedDatabaseResponse)(nil), // 1: holos.system.v1alpha1.SeedDatabaseResponse
-	(*DropTablesRequest)(nil),    // 2: holos.system.v1alpha1.DropTablesRequest
-	(*DropTablesResponse)(nil),   // 3: holos.system.v1alpha1.DropTablesResponse
+	(*GetVersionRequest)(nil),     // 0: holos.system.v1alpha1.GetVersionRequest
+	(*GetVersionResponse)(nil),    // 1: holos.system.v1alpha1.GetVersionResponse
+	(*SeedDatabaseRequest)(nil),   // 2: holos.system.v1alpha1.SeedDatabaseRequest
+	(*SeedDatabaseResponse)(nil),  // 3: holos.system.v1alpha1.SeedDatabaseResponse
+	(*DropTablesRequest)(nil),     // 4: holos.system.v1alpha1.DropTablesRequest
+	(*DropTablesResponse)(nil),    // 5: holos.system.v1alpha1.DropTablesResponse
+	(*fieldmaskpb.FieldMask)(nil), // 6: google.protobuf.FieldMask
+	(*Version)(nil),               // 7: holos.system.v1alpha1.Version
 }
 var file_holos_system_v1alpha1_system_service_proto_depIdxs = []int32{
-	0, // 0: holos.system.v1alpha1.SystemService.SeedDatabase:input_type -> holos.system.v1alpha1.SeedDatabaseRequest
-	2, // 1: holos.system.v1alpha1.SystemService.DropTables:input_type -> holos.system.v1alpha1.DropTablesRequest
-	1, // 2: holos.system.v1alpha1.SystemService.SeedDatabase:output_type -> holos.system.v1alpha1.SeedDatabaseResponse
-	3, // 3: holos.system.v1alpha1.SystemService.DropTables:output_type -> holos.system.v1alpha1.DropTablesResponse
-	2, // [2:4] is the sub-list for method output_type
-	0, // [0:2] is the sub-list for method input_type
-	0, // [0:0] is the sub-list for extension type_name
-	0, // [0:0] is the sub-list for extension extendee
-	0, // [0:0] is the sub-list for field type_name
+	6, // 0: holos.system.v1alpha1.GetVersionRequest.field_mask:type_name -> google.protobuf.FieldMask
+	7, // 1: holos.system.v1alpha1.GetVersionResponse.version:type_name -> holos.system.v1alpha1.Version
+	0, // 2: holos.system.v1alpha1.SystemService.GetVersion:input_type -> holos.system.v1alpha1.GetVersionRequest
+	4, // 3: holos.system.v1alpha1.SystemService.DropTables:input_type -> holos.system.v1alpha1.DropTablesRequest
+	2, // 4: holos.system.v1alpha1.SystemService.SeedDatabase:input_type -> holos.system.v1alpha1.SeedDatabaseRequest
+	1, // 5: holos.system.v1alpha1.SystemService.GetVersion:output_type -> holos.system.v1alpha1.GetVersionResponse
+	5, // 6: holos.system.v1alpha1.SystemService.DropTables:output_type -> holos.system.v1alpha1.DropTablesResponse
+	3, // 7: holos.system.v1alpha1.SystemService.SeedDatabase:output_type -> holos.system.v1alpha1.SeedDatabaseResponse
+	5, // [5:8] is the sub-list for method output_type
+	2, // [2:5] is the sub-list for method input_type
+	2, // [2:2] is the sub-list for extension type_name
+	2, // [2:2] is the sub-list for extension extendee
+	0, // [0:2] is the sub-list for field type_name
 }
 
 func init() { file_holos_system_v1alpha1_system_service_proto_init() }
@@ -242,9 +367,10 @@ func file_holos_system_v1alpha1_system_service_proto_init() {
 	if File_holos_system_v1alpha1_system_service_proto != nil {
 		return
 	}
+	file_holos_system_v1alpha1_system_proto_init()
 	if !protoimpl.UnsafeEnabled {
 		file_holos_system_v1alpha1_system_service_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*SeedDatabaseRequest); i {
+			switch v := v.(*GetVersionRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -256,7 +382,7 @@ func file_holos_system_v1alpha1_system_service_proto_init() {
 			}
 		}
 		file_holos_system_v1alpha1_system_service_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*SeedDatabaseResponse); i {
+			switch v := v.(*GetVersionResponse); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -268,7 +394,7 @@ func file_holos_system_v1alpha1_system_service_proto_init() {
 			}
 		}
 		file_holos_system_v1alpha1_system_service_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*DropTablesRequest); i {
+			switch v := v.(*SeedDatabaseRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -280,6 +406,30 @@ func file_holos_system_v1alpha1_system_service_proto_init() {
 			}
 		}
 		file_holos_system_v1alpha1_system_service_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*SeedDatabaseResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_holos_system_v1alpha1_system_service_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*DropTablesRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_holos_system_v1alpha1_system_service_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*DropTablesResponse); i {
 			case 0:
 				return &v.state
@@ -298,7 +448,7 @@ func file_holos_system_v1alpha1_system_service_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_holos_system_v1alpha1_system_service_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   4,
+			NumMessages:   6,
 			NumExtensions: 0,
 			NumServices:   1,
 		},

service/gen/holos/system/v1alpha1/systemconnect/system_service.connect.go

@@ -33,25 +33,30 @@ const (
 // reflection-formatted method names, remove the leading slash and convert the remaining slash to a
 // period.
 const (
-	// SystemServiceSeedDatabaseProcedure is the fully-qualified name of the SystemService's
-	// SeedDatabase RPC.
-	SystemServiceSeedDatabaseProcedure = "/holos.system.v1alpha1.SystemService/SeedDatabase"
+	// SystemServiceGetVersionProcedure is the fully-qualified name of the SystemService's GetVersion
+	// RPC.
+	SystemServiceGetVersionProcedure = "/holos.system.v1alpha1.SystemService/GetVersion"
 	// SystemServiceDropTablesProcedure is the fully-qualified name of the SystemService's DropTables
 	// RPC.
 	SystemServiceDropTablesProcedure = "/holos.system.v1alpha1.SystemService/DropTables"
+	// SystemServiceSeedDatabaseProcedure is the fully-qualified name of the SystemService's
+	// SeedDatabase RPC.
+	SystemServiceSeedDatabaseProcedure = "/holos.system.v1alpha1.SystemService/SeedDatabase"
 )
 
 // These variables are the protoreflect.Descriptor objects for the RPCs defined in this package.
 var (
 	systemServiceServiceDescriptor            = v1alpha1.File_holos_system_v1alpha1_system_service_proto.Services().ByName("SystemService")
-	systemServiceSeedDatabaseMethodDescriptor = systemServiceServiceDescriptor.Methods().ByName("SeedDatabase")
+	systemServiceGetVersionMethodDescriptor   = systemServiceServiceDescriptor.Methods().ByName("GetVersion")
 	systemServiceDropTablesMethodDescriptor   = systemServiceServiceDescriptor.Methods().ByName("DropTables")
+	systemServiceSeedDatabaseMethodDescriptor = systemServiceServiceDescriptor.Methods().ByName("SeedDatabase")
 )
 
 // SystemServiceClient is a client for the holos.system.v1alpha1.SystemService service.
 type SystemServiceClient interface {
-	SeedDatabase(context.Context, *connect.Request[v1alpha1.SeedDatabaseRequest]) (*connect.Response[v1alpha1.SeedDatabaseResponse], error)
+	GetVersion(context.Context, *connect.Request[v1alpha1.GetVersionRequest]) (*connect.Response[v1alpha1.GetVersionResponse], error)
 	DropTables(context.Context, *connect.Request[v1alpha1.DropTablesRequest]) (*connect.Response[v1alpha1.DropTablesResponse], error)
+	SeedDatabase(context.Context, *connect.Request[v1alpha1.SeedDatabaseRequest]) (*connect.Response[v1alpha1.SeedDatabaseResponse], error)
 }
 
 // NewSystemServiceClient constructs a client for the holos.system.v1alpha1.SystemService service.
@@ -64,10 +69,10 @@ type SystemServiceClient interface {
 func NewSystemServiceClient(httpClient connect.HTTPClient, baseURL string, opts ...connect.ClientOption) SystemServiceClient {
 	baseURL = strings.TrimRight(baseURL, "/")
 	return &systemServiceClient{
-		seedDatabase: connect.NewClient[v1alpha1.SeedDatabaseRequest, v1alpha1.SeedDatabaseResponse](
+		getVersion: connect.NewClient[v1alpha1.GetVersionRequest, v1alpha1.GetVersionResponse](
 			httpClient,
-			baseURL+SystemServiceSeedDatabaseProcedure,
-			connect.WithSchema(systemServiceSeedDatabaseMethodDescriptor),
+			baseURL+SystemServiceGetVersionProcedure,
+			connect.WithSchema(systemServiceGetVersionMethodDescriptor),
 			connect.WithClientOptions(opts...),
 		),
 		dropTables: connect.NewClient[v1alpha1.DropTablesRequest, v1alpha1.DropTablesResponse](
@@ -76,18 +81,25 @@ func NewSystemServiceClient(httpClient connect.HTTPClient, baseURL string, opts
 			connect.WithSchema(systemServiceDropTablesMethodDescriptor),
 			connect.WithClientOptions(opts...),
 		),
+		seedDatabase: connect.NewClient[v1alpha1.SeedDatabaseRequest, v1alpha1.SeedDatabaseResponse](
+			httpClient,
+			baseURL+SystemServiceSeedDatabaseProcedure,
+			connect.WithSchema(systemServiceSeedDatabaseMethodDescriptor),
+			connect.WithClientOptions(opts...),
+		),
 	}
 }
 
 // systemServiceClient implements SystemServiceClient.
 type systemServiceClient struct {
-	seedDatabase *connect.Client[v1alpha1.SeedDatabaseRequest, v1alpha1.SeedDatabaseResponse]
+	getVersion   *connect.Client[v1alpha1.GetVersionRequest, v1alpha1.GetVersionResponse]
 	dropTables   *connect.Client[v1alpha1.DropTablesRequest, v1alpha1.DropTablesResponse]
+	seedDatabase *connect.Client[v1alpha1.SeedDatabaseRequest, v1alpha1.SeedDatabaseResponse]
 }
 
-// SeedDatabase calls holos.system.v1alpha1.SystemService.SeedDatabase.
-func (c *systemServiceClient) SeedDatabase(ctx context.Context, req *connect.Request[v1alpha1.SeedDatabaseRequest]) (*connect.Response[v1alpha1.SeedDatabaseResponse], error) {
-	return c.seedDatabase.CallUnary(ctx, req)
+// GetVersion calls holos.system.v1alpha1.SystemService.GetVersion.
+func (c *systemServiceClient) GetVersion(ctx context.Context, req *connect.Request[v1alpha1.GetVersionRequest]) (*connect.Response[v1alpha1.GetVersionResponse], error) {
+	return c.getVersion.CallUnary(ctx, req)
 }
 
 // DropTables calls holos.system.v1alpha1.SystemService.DropTables.
@@ -95,10 +107,16 @@ func (c *systemServiceClient) DropTables(ctx context.Context, req *connect.Reque
 	return c.dropTables.CallUnary(ctx, req)
 }
 
+// SeedDatabase calls holos.system.v1alpha1.SystemService.SeedDatabase.
+func (c *systemServiceClient) SeedDatabase(ctx context.Context, req *connect.Request[v1alpha1.SeedDatabaseRequest]) (*connect.Response[v1alpha1.SeedDatabaseResponse], error) {
+	return c.seedDatabase.CallUnary(ctx, req)
+}
+
 // SystemServiceHandler is an implementation of the holos.system.v1alpha1.SystemService service.
 type SystemServiceHandler interface {
-	SeedDatabase(context.Context, *connect.Request[v1alpha1.SeedDatabaseRequest]) (*connect.Response[v1alpha1.SeedDatabaseResponse], error)
+	GetVersion(context.Context, *connect.Request[v1alpha1.GetVersionRequest]) (*connect.Response[v1alpha1.GetVersionResponse], error)
 	DropTables(context.Context, *connect.Request[v1alpha1.DropTablesRequest]) (*connect.Response[v1alpha1.DropTablesResponse], error)
+	SeedDatabase(context.Context, *connect.Request[v1alpha1.SeedDatabaseRequest]) (*connect.Response[v1alpha1.SeedDatabaseResponse], error)
 }
 
 // NewSystemServiceHandler builds an HTTP handler from the service implementation. It returns the
@@ -107,10 +125,10 @@ type SystemServiceHandler interface {
 // By default, handlers support the Connect, gRPC, and gRPC-Web protocols with the binary Protobuf
 // and JSON codecs. They also support gzip compression.
 func NewSystemServiceHandler(svc SystemServiceHandler, opts ...connect.HandlerOption) (string, http.Handler) {
-	systemServiceSeedDatabaseHandler := connect.NewUnaryHandler(
-		SystemServiceSeedDatabaseProcedure,
-		svc.SeedDatabase,
-		connect.WithSchema(systemServiceSeedDatabaseMethodDescriptor),
+	systemServiceGetVersionHandler := connect.NewUnaryHandler(
+		SystemServiceGetVersionProcedure,
+		svc.GetVersion,
+		connect.WithSchema(systemServiceGetVersionMethodDescriptor),
 		connect.WithHandlerOptions(opts...),
 	)
 	systemServiceDropTablesHandler := connect.NewUnaryHandler(
@@ -119,12 +137,20 @@ func NewSystemServiceHandler(svc SystemServiceHandler, opts ...connect.HandlerOp
 		connect.WithSchema(systemServiceDropTablesMethodDescriptor),
 		connect.WithHandlerOptions(opts...),
 	)
+	systemServiceSeedDatabaseHandler := connect.NewUnaryHandler(
+		SystemServiceSeedDatabaseProcedure,
+		svc.SeedDatabase,
+		connect.WithSchema(systemServiceSeedDatabaseMethodDescriptor),
+		connect.WithHandlerOptions(opts...),
+	)
 	return "/holos.system.v1alpha1.SystemService/", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		switch r.URL.Path {
-		case SystemServiceSeedDatabaseProcedure:
-			systemServiceSeedDatabaseHandler.ServeHTTP(w, r)
+		case SystemServiceGetVersionProcedure:
+			systemServiceGetVersionHandler.ServeHTTP(w, r)
 		case SystemServiceDropTablesProcedure:
 			systemServiceDropTablesHandler.ServeHTTP(w, r)
+		case SystemServiceSeedDatabaseProcedure:
+			systemServiceSeedDatabaseHandler.ServeHTTP(w, r)
 		default:
 			http.NotFound(w, r)
 		}
@@ -134,10 +160,14 @@ func NewSystemServiceHandler(svc SystemServiceHandler, opts ...connect.HandlerOp
 // UnimplementedSystemServiceHandler returns CodeUnimplemented from all methods.
 type UnimplementedSystemServiceHandler struct{}
 
-func (UnimplementedSystemServiceHandler) SeedDatabase(context.Context, *connect.Request[v1alpha1.SeedDatabaseRequest]) (*connect.Response[v1alpha1.SeedDatabaseResponse], error) {
-	return nil, connect.NewError(connect.CodeUnimplemented, errors.New("holos.system.v1alpha1.SystemService.SeedDatabase is not implemented"))
+func (UnimplementedSystemServiceHandler) GetVersion(context.Context, *connect.Request[v1alpha1.GetVersionRequest]) (*connect.Response[v1alpha1.GetVersionResponse], error) {
+	return nil, connect.NewError(connect.CodeUnimplemented, errors.New("holos.system.v1alpha1.SystemService.GetVersion is not implemented"))
 }
 
 func (UnimplementedSystemServiceHandler) DropTables(context.Context, *connect.Request[v1alpha1.DropTablesRequest]) (*connect.Response[v1alpha1.DropTablesResponse], error) {
 	return nil, connect.NewError(connect.CodeUnimplemented, errors.New("holos.system.v1alpha1.SystemService.DropTables is not implemented"))
 }
+
+func (UnimplementedSystemServiceHandler) SeedDatabase(context.Context, *connect.Request[v1alpha1.SeedDatabaseRequest]) (*connect.Response[v1alpha1.SeedDatabaseResponse], error) {
+	return nil, connect.NewError(connect.CodeUnimplemented, errors.New("holos.system.v1alpha1.SystemService.SeedDatabase is not implemented"))
+}

service/holos/system/v1alpha1/system.proto

@@ -0,0 +1,14 @@
+syntax = "proto3";
+
+package holos.system.v1alpha1;
+option go_package = "github.com/holos-run/holos/service/gen/holos/system/v1alpha1;system";
+
+message Version {
+  string version = 1;
+  string git_commit = 2;
+  string git_tree_state = 3;
+  string go_version = 4;
+  string build_date = 5;
+  string os = 6;
+  string arch = 7;
+}

service/holos/system/v1alpha1/system_service.proto

@@ -1,12 +1,19 @@
 syntax = "proto3";
 
 package holos.system.v1alpha1;
-
 option go_package = "github.com/holos-run/holos/service/gen/holos/system/v1alpha1;system";
 
-// git clone https://github.com/bufbuild/protovalidate then add <parent>/protovalidate/proto/protovalidate to your editor proto search path
+import "google/protobuf/field_mask.proto";
+import "holos/system/v1alpha1/system.proto";
 
-// For validation, see the [Standard constraints](https://github.com/bufbuild/protovalidate/blob/main/docs/standard-constraints.md)
+message GetVersionRequest {
+  // FieldMask represents the fields to include in the response.
+  google.protobuf.FieldMask field_mask = 1;
+}
+
+message GetVersionResponse {
+  Version version = 1;
+}
 
 message SeedDatabaseRequest {}
 message SeedDatabaseResponse {}
@@ -15,6 +22,7 @@ message DropTablesRequest {}
 message DropTablesResponse {}
 
 service SystemService {
-  rpc SeedDatabase(SeedDatabaseRequest) returns (SeedDatabaseResponse) {}
+  rpc GetVersion(GetVersionRequest) returns (GetVersionResponse) {}
   rpc DropTables(DropTablesRequest) returns (DropTablesResponse) {}
+  rpc SeedDatabase(SeedDatabaseRequest) returns (SeedDatabaseResponse) {}
 }

version/embedded/minor

@@ -1 +1 @@
-75
+76

version/embedded/patch

@@ -1 +1 @@
-1
+0