introduce userlog service

Signed-off-by: jkoberg <jkoberg@owncloud.com>

services/userlog/pkg/server/http/option.go

@@ -0,0 +1,102 @@
+package http
+
+import (
+	"context"
+
+	"github.com/cs3org/reva/v2/pkg/events"
+	"github.com/owncloud/ocis/v2/ocis-pkg/log"
+	"github.com/owncloud/ocis/v2/services/userlog/pkg/config"
+	"github.com/owncloud/ocis/v2/services/userlog/pkg/metrics"
+	"github.com/urfave/cli/v2"
+	"go-micro.dev/v4/store"
+)
+
+// 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            []cli.Flag
+	Namespace        string
+	Store            store.Store
+	Consumer         events.Consumer
+	RegisteredEvents []events.Unmarshaller
+}
+
+// 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(val []cli.Flag) Option {
+	return func(o *Options) {
+		o.Flags = append(o.Flags, val...)
+	}
+}
+
+// Namespace provides a function to set the Namespace option.
+func Namespace(val string) Option {
+	return func(o *Options) {
+		o.Namespace = val
+	}
+}
+
+// Store provides a function to configure the store
+func Store(store store.Store) Option {
+	return func(o *Options) {
+		o.Store = store
+	}
+}
+
+// Consumer provides a function to configure the consumer
+func Consumer(consumer events.Consumer) Option {
+	return func(o *Options) {
+		o.Consumer = consumer
+	}
+}
+
+// RegisteredEvents provides a function to register events
+func RegisteredEvents(evs []events.Unmarshaller) Option {
+	return func(o *Options) {
+		o.RegisteredEvents = evs
+	}
+}

services/userlog/pkg/server/http/server.go

@@ -0,0 +1,65 @@
+package http
+
+import (
+	"fmt"
+
+	"github.com/owncloud/ocis/v2/ocis-pkg/service/http"
+	"github.com/owncloud/ocis/v2/ocis-pkg/version"
+	svc "github.com/owncloud/ocis/v2/services/userlog/pkg/service"
+	"go-micro.dev/v4"
+)
+
+// Service is the service interface
+type Service interface {
+}
+
+// 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("userlog"),
+		http.Version(version.GetString()),
+		http.Address(options.Config.HTTP.Addr),
+		http.Context(options.Context),
+		http.Flags(options.Flags...),
+	)
+	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)
+	}
+
+	//middlewares := []func(stdhttp.Handler) stdhttp.Handler{
+	//middleware.TraceContext,
+	//chimiddleware.RequestID,
+	//middleware.Version(
+	//"userlog",
+	//version.GetString(),
+	//),
+	//middleware.Logger(
+	//options.Logger,
+	//),
+	//}
+
+	handle, err := svc.NewUserlogService(options.Config, options.Consumer, options.Store, options.RegisteredEvents)
+	if err != nil {
+		return http.Service{}, err
+	}
+
+	{
+		//handle = svc.NewInstrument(handle, options.Metrics)
+		//handle = svc.NewLogging(handle, options.Logger)
+		//handle = svc.NewTracing(handle)
+	}
+
+	if err := micro.RegisterHandler(service.Server(), handle); err != nil {
+		return http.Service{}, err
+	}
+
+	return service, nil
+}