diff --git a/clients/ui/bff/Dockerfile b/clients/ui/bff/Dockerfile index 4a8ced09..67dedd07 100644 --- a/clients/ui/bff/Dockerfile +++ b/clients/ui/bff/Dockerfile @@ -16,6 +16,7 @@ COPY cmd/ cmd/ COPY api/ api/ COPY config/ config/ COPY data/ data/ +COPY integrations/ integrations/ # Build the Go application RUN CGO_ENABLED=0 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} go build -a -o bff ./cmd/main.go diff --git a/clients/ui/bff/README.md b/clients/ui/bff/README.md index e7f96d8a..0eccc678 100644 --- a/clients/ui/bff/README.md +++ b/clients/ui/bff/README.md @@ -11,10 +11,10 @@ TBD ### Endpoints -| URL Pattern | Handler | Action | -|---------------------|--------------------|-------------------------------| -| GET /v1/healthcheck | HealthcheckHandler | Show application information. | - +| URL Pattern | Handler | Action | +|-------------------------|----------------------|-------------------------------| +| GET /v1/healthcheck | HealthcheckHandler | Show application information. | +| GET /v1/model-registry/ | ModelRegistryHandler | Get all model registries, | ### Sample local calls ``` diff --git a/clients/ui/bff/api/app.go b/clients/ui/bff/api/app.go index 00fd009a..379cbbb4 100644 --- a/clients/ui/bff/api/app.go +++ b/clients/ui/bff/api/app.go @@ -1,8 +1,10 @@ package api import ( + "fmt" "github.com/kubeflow/model-registry/ui/bff/config" "github.com/kubeflow/model-registry/ui/bff/data" + "github.com/kubeflow/model-registry/ui/bff/integrations" "log/slog" "net/http" @@ -10,23 +12,30 @@ import ( ) const ( - // TODO(ederign) discuss versioning with the team Version = "1.0.0" HealthCheckPath = "/api/v1/healthcheck/" + ModelRegistry = "/api/v1/model-registry/" ) type App struct { - config config.EnvConfig - logger *slog.Logger - models data.Models + config config.EnvConfig + logger *slog.Logger + models data.Models + kubernetesClient integrations.KubernetesClientInterface } -func NewApp(cfg config.EnvConfig, logger *slog.Logger) *App { +func NewApp(cfg config.EnvConfig, logger *slog.Logger) (*App, error) { + k8sClient, err := integrations.NewKubernetesClient() + if err != nil { + return nil, fmt.Errorf("failed to create Kubernetes client: %w", err) + } + app := &App{ - config: cfg, - logger: logger, + config: cfg, + logger: logger, + kubernetesClient: k8sClient, } - return app + return app, nil } func (app *App) Routes() http.Handler { @@ -35,7 +44,11 @@ func (app *App) Routes() http.Handler { router.NotFound = http.HandlerFunc(app.notFoundResponse) router.MethodNotAllowed = http.HandlerFunc(app.methodNotAllowedResponse) + // HTTP client routes router.GET(HealthCheckPath, app.HealthcheckHandler) + // Kubernetes client routes + router.GET(ModelRegistry, app.ModelRegistryHandler) + return app.RecoverPanic(app.enableCORS(router)) } diff --git a/clients/ui/bff/api/healthcheck__handler_test.go b/clients/ui/bff/api/healthcheck__handler_test.go index 87f5432d..19c98eb7 100644 --- a/clients/ui/bff/api/healthcheck__handler_test.go +++ b/clients/ui/bff/api/healthcheck__handler_test.go @@ -19,9 +19,7 @@ func TestHealthCheckHandler(t *testing.T) { rr := httptest.NewRecorder() req, err := http.NewRequest(http.MethodGet, HealthCheckPath, nil) - if err != nil { - t.Fatal(err) - } + assert.NoError(t, err) app.HealthcheckHandler(rr, req, nil) rs := rr.Result() @@ -29,15 +27,13 @@ func TestHealthCheckHandler(t *testing.T) { defer rs.Body.Close() body, err := io.ReadAll(rs.Body) - if err != nil { - t.Fatal("Failed to read response body") - } + assert.NoError(t, err) var healthCheckRes data.HealthCheckModel err = json.Unmarshal(body, &healthCheckRes) - if err != nil { - t.Fatalf("Error unmarshalling response JSON: %v", err) - } + assert.NoError(t, err) + + assert.Equal(t, http.StatusOK, rr.Code) expected := data.HealthCheckModel{ Status: "available", diff --git a/clients/ui/bff/api/helpers.go b/clients/ui/bff/api/helpers.go index c1c0e87b..a53c3c4b 100644 --- a/clients/ui/bff/api/helpers.go +++ b/clients/ui/bff/api/helpers.go @@ -9,7 +9,7 @@ import ( "strings" ) -type Envelope map[string]any +type Envelope map[string]interface{} func (app *App) WriteJSON(w http.ResponseWriter, status int, data any, headers http.Header) error { diff --git a/clients/ui/bff/api/model_registry_handler.go b/clients/ui/bff/api/model_registry_handler.go new file mode 100644 index 00000000..eb1396ba --- /dev/null +++ b/clients/ui/bff/api/model_registry_handler.go @@ -0,0 +1,26 @@ +package api + +import ( + "github.com/julienschmidt/httprouter" + "net/http" +) + +func (app *App) ModelRegistryHandler(w http.ResponseWriter, r *http.Request, ps httprouter.Params) { + + registries, err := app.models.ModelRegistry.FetchAllModelRegistry(app.kubernetesClient) + if err != nil { + app.serverErrorResponse(w, r, err) + return + } + + modelRegistryRes := Envelope{ + "model_registry": registries, + } + + err = app.WriteJSON(w, http.StatusOK, modelRegistryRes, nil) + + if err != nil { + app.serverErrorResponse(w, r, err) + } + +} diff --git a/clients/ui/bff/api/model_registry_handler_test.go b/clients/ui/bff/api/model_registry_handler_test.go new file mode 100644 index 00000000..8996c44c --- /dev/null +++ b/clients/ui/bff/api/model_registry_handler_test.go @@ -0,0 +1,59 @@ +package api + +import ( + "encoding/json" + "fmt" + "github.com/kubeflow/model-registry/ui/bff/data" + "github.com/kubeflow/model-registry/ui/bff/internals/mocks" + "github.com/stretchr/testify/assert" + "io" + "net/http" + "net/http/httptest" + "testing" +) + +func TestModelRegistryHandler(t *testing.T) { + mockK8sClient := new(mocks.KubernetesClientMock) + mockK8sClient.On("FetchServiceNamesByComponent", "model-registry-server").Return([]string{"model-registry-dora", "model-registry-bella"}, nil) + + testApp := App{ + kubernetesClient: mockK8sClient, + } + + req, err := http.NewRequest(http.MethodGet, ModelRegistry, nil) + assert.NoError(t, err) + + rr := httptest.NewRecorder() + + testApp.ModelRegistryHandler(rr, req, nil) + rs := rr.Result() + + defer rs.Body.Close() + body, err := io.ReadAll(rs.Body) + assert.NoError(t, err) + fmt.Println(string(body)) + var modelRegistryRes Envelope + err = json.Unmarshal(body, &modelRegistryRes) + assert.NoError(t, err) + + assert.Equal(t, http.StatusOK, rr.Code) + + // Convert the unmarshalled data to the expected type + actualModelRegistry := make([]data.ModelRegistryModel, 0) + for _, v := range modelRegistryRes["model_registry"].([]interface{}) { + model := v.(map[string]interface{}) + actualModelRegistry = append(actualModelRegistry, data.ModelRegistryModel{Name: model["name"].(string)}) + } + modelRegistryRes["model_registry"] = actualModelRegistry + + var expected = Envelope{ + "model_registry": []data.ModelRegistryModel{ + {Name: "model-registry-dora"}, + {Name: "model-registry-bella"}, + }, + } + + assert.Equal(t, expected, modelRegistryRes) + + mockK8sClient.AssertExpectations(t) +} diff --git a/clients/ui/bff/cmd/main.go b/clients/ui/bff/cmd/main.go index 32b43543..b3d505eb 100644 --- a/clients/ui/bff/cmd/main.go +++ b/clients/ui/bff/cmd/main.go @@ -19,7 +19,11 @@ func main() { logger := slog.New(slog.NewTextHandler(os.Stdout, nil)) - app := api.NewApp(cfg, logger) + app, err := api.NewApp(cfg, logger) + if err != nil { + logger.Error(err.Error()) + os.Exit(1) + } srv := &http.Server{ Addr: fmt.Sprintf(":%d", cfg.Port), @@ -32,8 +36,10 @@ func main() { logger.Info("starting server", "addr", srv.Addr) - err := srv.ListenAndServe() - logger.Error(err.Error()) + err = srv.ListenAndServe() + if err != nil { + logger.Error(err.Error()) + } os.Exit(1) } diff --git a/clients/ui/bff/data/model_registry.go b/clients/ui/bff/data/model_registry.go new file mode 100644 index 00000000..4820cd14 --- /dev/null +++ b/clients/ui/bff/data/model_registry.go @@ -0,0 +1,29 @@ +package data + +import ( + "fmt" + + k8s "github.com/kubeflow/model-registry/ui/bff/integrations" +) + +type ModelRegistryModel struct { + Name string `json:"name"` +} + +func (m ModelRegistryModel) FetchAllModelRegistry(client k8s.KubernetesClientInterface) ([]ModelRegistryModel, error) { + + resources, err := client.FetchServiceNamesByComponent(k8s.ModelRegistryServiceComponentSelector) + if err != nil { + return nil, fmt.Errorf("error fetching model registries: %w", err) + } + + var registries []ModelRegistryModel = []ModelRegistryModel{} + for _, item := range resources { + registry := ModelRegistryModel{ + Name: item, + } + registries = append(registries, registry) + } + + return registries, nil +} diff --git a/clients/ui/bff/data/models.go b/clients/ui/bff/data/models.go index 96325911..5cb3c51c 100644 --- a/clients/ui/bff/data/models.go +++ b/clients/ui/bff/data/models.go @@ -2,11 +2,6 @@ package data // Models struct is a single convenient container to hold and represent all our data. type Models struct { - HealthCheck HealthCheckModel -} - -func NewModels() Models { - return Models{ - HealthCheck: HealthCheckModel{}, - } + HealthCheck HealthCheckModel + ModelRegistry ModelRegistryModel } diff --git a/clients/ui/bff/go.mod b/clients/ui/bff/go.mod index fdf29493..55af0863 100644 --- a/clients/ui/bff/go.mod +++ b/clients/ui/bff/go.mod @@ -5,10 +5,48 @@ go 1.22.2 require ( github.com/julienschmidt/httprouter v1.3.0 github.com/stretchr/testify v1.8.4 + k8s.io/apimachinery v0.30.1 + k8s.io/client-go v0.30.1 ) require ( github.com/davecgh/go-spew v1.1.1 // indirect + github.com/emicklei/go-restful/v3 v3.11.0 // indirect + github.com/go-logr/logr v1.4.1 // indirect + github.com/go-openapi/jsonpointer v0.19.6 // indirect + github.com/go-openapi/jsonreference v0.20.2 // indirect + github.com/go-openapi/swag v0.22.3 // indirect + github.com/gogo/protobuf v1.3.2 // indirect + github.com/golang/protobuf v1.5.4 // indirect + github.com/google/gnostic-models v0.6.8 // indirect + github.com/google/gofuzz v1.2.0 // indirect + github.com/google/uuid v1.3.0 // indirect + github.com/imdario/mergo v0.3.6 // indirect + github.com/josharian/intern v1.0.0 // indirect + github.com/json-iterator/go v1.1.12 // indirect + github.com/mailru/easyjson v0.7.7 // indirect + github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect + github.com/modern-go/reflect2 v1.0.2 // indirect + github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect github.com/pmezard/go-difflib v1.0.0 // indirect + github.com/spf13/pflag v1.0.5 // indirect + github.com/stretchr/objx v0.5.0 // indirect + golang.org/x/net v0.23.0 // indirect + golang.org/x/oauth2 v0.10.0 // indirect + golang.org/x/sys v0.18.0 // indirect + golang.org/x/term v0.18.0 // indirect + golang.org/x/text v0.14.0 // indirect + golang.org/x/time v0.3.0 // indirect + google.golang.org/appengine v1.6.7 // indirect + google.golang.org/protobuf v1.33.0 // indirect + gopkg.in/inf.v0 v0.9.1 // indirect + gopkg.in/yaml.v2 v2.4.0 // indirect gopkg.in/yaml.v3 v3.0.1 // indirect + k8s.io/api v0.30.1 // indirect + k8s.io/klog/v2 v2.120.1 // indirect + k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340 // indirect + k8s.io/utils v0.0.0-20230726121419-3b25d923346b // indirect + sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect + sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect + sigs.k8s.io/yaml v1.3.0 // indirect ) diff --git a/clients/ui/bff/go.sum b/clients/ui/bff/go.sum index 3df8d16e..3df795e0 100644 --- a/clients/ui/bff/go.sum +++ b/clients/ui/bff/go.sum @@ -1,11 +1,155 @@ +github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E= +github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/emicklei/go-restful/v3 v3.11.0 h1:rAQeMHw1c7zTmncogyy8VvRZwtkmkZ4FxERmMY4rD+g= +github.com/emicklei/go-restful/v3 v3.11.0/go.mod h1:6n3XBCmQQb25CM2LCACGz8ukIrRry+4bhvbpWn3mrbc= +github.com/go-logr/logr 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/dev/null +++ b/clients/ui/bff/integrations/constants.go @@ -0,0 +1,3 @@ +package integrations + +const ModelRegistryServiceComponentSelector = "model-registry-server" diff --git a/clients/ui/bff/integrations/k8s.go b/clients/ui/bff/integrations/k8s.go new file mode 100644 index 00000000..4669156c --- /dev/null +++ b/clients/ui/bff/integrations/k8s.go @@ -0,0 +1,55 @@ +package integrations + +import ( + "context" + "fmt" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/client-go/kubernetes" + "k8s.io/client-go/tools/clientcmd" +) + +type KubernetesClientInterface interface { + FetchServiceNamesByComponent(componentValue string) ([]string, error) +} + +type KubernetesClient struct { + ClientSet *kubernetes.Clientset + Namespace string +} + +func NewKubernetesClient() (KubernetesClientInterface, error) { + kubeConfig := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(clientcmd.NewDefaultClientConfigLoadingRules(), &clientcmd.ConfigOverrides{}) + restConfig, err := kubeConfig.ClientConfig() + if err != nil { + return nil, fmt.Errorf("failed to create Kubernetes restConfig: %w", err) + } + namespace, _, err := kubeConfig.Namespace() + if err != nil { + return nil, fmt.Errorf("failed to create Kubernetes namespace: %w", err) + } + + clientSet, err := kubernetes.NewForConfig(restConfig) + if err != nil { + return nil, fmt.Errorf("failed to create Kubernetes clientset: %w", err) + } + + return &KubernetesClient{ClientSet: clientSet, Namespace: namespace}, nil +} + +func (kc *KubernetesClient) FetchServiceNamesByComponent(componentValue string) ([]string, error) { + //TODO (ederign) when we develop the front-end, implement subject access review here + // currently on kf dashboard, the user name comes in kubeflow-userid + + services, err := kc.ClientSet.CoreV1().Services(kc.Namespace).List(context.TODO(), metav1.ListOptions{}) + if err != nil { + return nil, err + } + + var serviceNames []string + for _, service := range services.Items { + if svcComponent, exists := service.Spec.Selector["component"]; exists && svcComponent == componentValue { + serviceNames = append(serviceNames, service.Name) + } + } + return serviceNames, nil +} diff --git a/clients/ui/bff/internals/mocks/k8s_mock.go b/clients/ui/bff/internals/mocks/k8s_mock.go new file mode 100644 index 00000000..5c9624a7 --- /dev/null +++ b/clients/ui/bff/internals/mocks/k8s_mock.go @@ -0,0 +1,14 @@ +package mocks + +import ( + "github.com/stretchr/testify/mock" +) + +type KubernetesClientMock struct { + mock.Mock +} + +func (m *KubernetesClientMock) FetchServiceNamesByComponent(componentValue string) ([]string, error) { + args := m.Called(componentValue) + return args.Get(0).([]string), args.Error(1) +}