Initial QSfera import

Server/services/graph/pkg/server/http/option.go

@@ -0,0 +1,95 @@
+package http
+
+import (
+	"context"
+
+	"github.com/qsfera/server/pkg/log"
+	"github.com/qsfera/server/services/graph/pkg/config"
+	"github.com/qsfera/server/services/graph/pkg/metrics"
+
+	"github.com/nats-io/nats.go/jetstream"
+	"github.com/spf13/pflag"
+	"go.opentelemetry.io/otel/trace"
+)
+
+// Option defines a single option function.
+type Option func(o *Options)
+
+// Options defines the available options for this package.
+type Options struct {
+	Logger        log.Logger
+	Context       context.Context
+	Config        *config.Config
+	Metrics       *metrics.Metrics
+	Flags         []pflag.Flag
+	Namespace     string
+	TraceProvider trace.TracerProvider
+	NatsKeyValue  jetstream.KeyValue
+}
+
+// newOptions initializes the available default options.
+func newOptions(opts ...Option) Options {
+	opt := Options{}
+
+	for _, o := range opts {
+		o(&opt)
+	}
+
+	return opt
+}
+
+// Logger provides a function to set the logger option.
+func Logger(val log.Logger) Option {
+	return func(o *Options) {
+		o.Logger = val
+	}
+}
+
+// Context provides a function to set the context option.
+func Context(val context.Context) Option {
+	return func(o *Options) {
+		o.Context = val
+	}
+}
+
+// Config provides a function to set the config option.
+func Config(val *config.Config) Option {
+	return func(o *Options) {
+		o.Config = val
+	}
+}
+
+// Metrics provides a function to set the metrics option.
+func Metrics(val *metrics.Metrics) Option {
+	return func(o *Options) {
+		o.Metrics = val
+	}
+}
+
+// Flags provides a function to set the flags option.
+func Flags(flags ...pflag.Flag) Option {
+	return func(o *Options) {
+		o.Flags = append(o.Flags, flags...)
+	}
+}
+
+// Namespace provides a function to set the Namespace option.
+func Namespace(val string) Option {
+	return func(o *Options) {
+		o.Namespace = val
+	}
+}
+
+// TraceProvider provides a function to set the TraceProvider option.
+func TraceProvider(val trace.TracerProvider) Option {
+	return func(o *Options) {
+		o.TraceProvider = val
+	}
+}
+
+// NatsKeyValue provides a function to set the NatsKeyValue option.
+func NatsKeyValue(val jetstream.KeyValue) Option {
+	return func(o *Options) {
+		o.NatsKeyValue = val
+	}
+}

Server/services/graph/pkg/server/http/server.go

@@ -0,0 +1,193 @@
+package http
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	stdhttp "net/http"
+
+	gateway "github.com/cs3org/go-cs3apis/cs3/gateway/v1beta1"
+	chimiddleware "github.com/go-chi/chi/v5/middleware"
+	"github.com/opencloud-eu/reva/v2/pkg/events/stream"
+	"github.com/opencloud-eu/reva/v2/pkg/rgrpc/todo/pool"
+	revaMetadata "github.com/opencloud-eu/reva/v2/pkg/storage/utils/metadata"
+	"go-micro.dev/v4"
+	"go-micro.dev/v4/events"
+
+	"github.com/qsfera/server/pkg/account"
+	"github.com/qsfera/server/pkg/cors"
+	"github.com/qsfera/server/pkg/generators"
+	"github.com/qsfera/server/pkg/keycloak"
+	"github.com/qsfera/server/pkg/middleware"
+	"github.com/qsfera/server/pkg/registry"
+	"github.com/qsfera/server/pkg/service/grpc"
+	"github.com/qsfera/server/pkg/service/http"
+	"github.com/qsfera/server/pkg/storage/metadata"
+	"github.com/qsfera/server/pkg/version"
+	ehsvc "github.com/qsfera/server/protogen/gen/qsfera/services/eventhistory/v0"
+	searchsvc "github.com/qsfera/server/protogen/gen/qsfera/services/search/v0"
+	settingssvc "github.com/qsfera/server/protogen/gen/qsfera/services/settings/v0"
+	graphMiddleware "github.com/qsfera/server/services/graph/pkg/middleware"
+	svc "github.com/qsfera/server/services/graph/pkg/service/v0"
+)
+
+// Server initializes the http service and server.
+func Server(opts ...Option) (http.Service, error) {
+	options := newOptions(opts...)
+
+	service, err := http.NewService(
+		http.TLSConfig(options.Config.HTTP.TLS),
+		http.Logger(options.Logger),
+		http.Namespace(options.Config.HTTP.Namespace),
+		http.Name(options.Config.Service.Name),
+		http.Version(version.GetString()),
+		http.Address(options.Config.HTTP.Addr),
+		http.Context(options.Context),
+		http.Flags(options.Flags...),
+		http.TraceProvider(options.TraceProvider),
+	)
+	if err != nil {
+		options.Logger.Error().
+			Err(err).
+			Msg("Error initializing http service")
+		return http.Service{}, fmt.Errorf("could not initialize http service: %w", err)
+	}
+
+	var eventsStream events.Stream
+
+	if options.Config.Events.Endpoint != "" {
+		var err error
+		connName := generators.GenerateConnectionName(options.Config.Service.Name, generators.NTypeBus)
+		eventsStream, err = stream.NatsFromConfig(connName, false, stream.NatsConfig(options.Config.Events))
+		if err != nil {
+			options.Logger.Error().
+				Err(err).
+				Msg("Error initializing events publisher")
+			return http.Service{}, fmt.Errorf("could not initialize events publisher: %w", err)
+		}
+	}
+
+	middlewares := []func(stdhttp.Handler) stdhttp.Handler{
+		middleware.TraceContext,
+		chimiddleware.RequestID,
+		middleware.Version(
+			options.Config.Service.Name,
+			version.GetString(),
+		),
+		middleware.Logger(
+			options.Logger,
+		),
+		middleware.Cors(
+			cors.Logger(options.Logger),
+			cors.AllowedOrigins(options.Config.HTTP.CORS.AllowedOrigins),
+			cors.AllowedMethods(options.Config.HTTP.CORS.AllowedMethods),
+			cors.AllowedHeaders(options.Config.HTTP.CORS.AllowedHeaders),
+			cors.AllowCredentials(options.Config.HTTP.CORS.AllowCredentials),
+		),
+	}
+	// how do we secure the api?
+	var requireAdminMiddleware func(stdhttp.Handler) stdhttp.Handler
+	var roleService svc.RoleService
+	var valueService settingssvc.ValueService
+	var gatewaySelector pool.Selectable[gateway.GatewayAPIClient]
+	grpcClient, err := grpc.NewClient(append(grpc.GetClientOptions(options.Config.GRPCClientTLS), grpc.WithTraceProvider(options.TraceProvider))...)
+	if err != nil {
+		return http.Service{}, err
+	}
+	if options.Config.HTTP.APIToken == "" {
+		middlewares = append(middlewares,
+			graphMiddleware.Auth(
+				account.Logger(options.Logger),
+				account.JWTSecret(options.Config.TokenManager.JWTSecret),
+			))
+		roleService = settingssvc.NewRoleService("qsfera.api.settings", grpcClient)
+		valueService = settingssvc.NewValueService("qsfera.api.settings", grpcClient)
+		gatewaySelector, err = pool.GatewaySelector(
+			options.Config.Reva.Address,
+			append(
+				options.Config.Reva.GetRevaOptions(),
+				pool.WithRegistry(registry.GetRegistry()),
+				pool.WithTracerProvider(options.TraceProvider),
+			)...)
+		if err != nil {
+			return http.Service{}, fmt.Errorf("could not initialize gateway selector: %w", err)
+		}
+	} else {
+		middlewares = append(middlewares, graphMiddleware.Token(options.Config.HTTP.APIToken))
+		// use a dummy admin middleware for the chi router
+		requireAdminMiddleware = func(next stdhttp.Handler) stdhttp.Handler {
+			return next
+		}
+		// no gateway client needed
+	}
+
+	// Keycloak client is optional, so if it stays nil, it's fine.
+	var keyCloakClient keycloak.Client
+	if options.Config.Keycloak.BasePath != "" {
+		kcc := options.Config.Keycloak
+		if kcc.ClientID == "" || kcc.ClientSecret == "" || kcc.ClientRealm == "" || kcc.UserRealm == "" {
+			return http.Service{}, errors.New("keycloak client id, secret, client realm and user realm must be set")
+		}
+		keyCloakClient = keycloak.New(kcc.BasePath, kcc.ClientID, kcc.ClientSecret, kcc.ClientRealm, kcc.InsecureSkipVerify)
+	}
+
+	hClient := ehsvc.NewEventHistoryService("qsfera.api.eventhistory", grpcClient)
+
+	var userProfilePhotoService svc.UsersUserProfilePhotoProvider
+	{
+		photoStorage, err := revaMetadata.NewCS3Storage(
+			options.Config.Metadata.GatewayAddress,
+			options.Config.Metadata.StorageAddress,
+			options.Config.Metadata.SystemUserID,
+			options.Config.Metadata.SystemUserIDP,
+			options.Config.Metadata.SystemUserAPIKey,
+		)
+		if err != nil {
+			return http.Service{}, fmt.Errorf("could not initialize reva metadata storage: %w", err)
+		}
+
+		photoStorage, err = metadata.NewLazyStorage(photoStorage)
+		if err != nil {
+			return http.Service{}, fmt.Errorf("could not initialize lazy metadata storage: %w", err)
+		}
+
+		if err := photoStorage.Init(context.Background(), "f2bdd61a-da7c-49fc-8203-0558109d1b4f"); err != nil {
+			return http.Service{}, fmt.Errorf("could not initialize metadata storage: %w", err)
+		}
+
+		userProfilePhotoService, err = svc.NewUsersUserProfilePhotoService(photoStorage)
+		if err != nil {
+			return http.Service{}, fmt.Errorf("could not initialize user profile photo service: %w", err)
+		}
+	}
+
+	var handle svc.Service
+	handle, err = svc.NewService(
+		svc.Context(options.Context),
+		svc.UserProfilePhotoService(userProfilePhotoService),
+		svc.Logger(options.Logger),
+		svc.Config(options.Config),
+		svc.Middleware(middlewares...),
+		svc.EventsPublisher(eventsStream),
+		svc.EventsConsumer(eventsStream),
+		svc.WithRoleService(roleService),
+		svc.WithValueService(valueService),
+		svc.WithRequireAdminMiddleware(requireAdminMiddleware),
+		svc.WithGatewaySelector(gatewaySelector),
+		svc.WithSearchService(searchsvc.NewSearchProviderService("qsfera.api.search", grpcClient)),
+		svc.KeycloakClient(keyCloakClient),
+		svc.EventHistoryClient(hClient),
+		svc.TraceProvider(options.TraceProvider),
+		svc.WithNatsKeyValue(options.NatsKeyValue),
+	)
+
+	if err != nil {
+		return http.Service{}, fmt.Errorf("could not initialize graph service: %w", err)
+	}
+
+	if err := micro.RegisterHandler(service.Server(), handle); err != nil {
+		return http.Service{}, fmt.Errorf("could not register graph service handler: %w", err)
+	}
+
+	return service, nil
+}