Initial QSfera import

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

@@ -0,0 +1,86 @@
+package http
+
+import (
+	"context"
+
+	"github.com/qsfera/server/pkg/log"
+	"github.com/qsfera/server/services/web/pkg/config"
+	"github.com/qsfera/server/services/web/pkg/metrics"
+
+	"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
+}
+
+// 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
+	}
+}
+
+// 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
+	}
+}
+
+// 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...)
+	}
+}

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

@@ -0,0 +1,124 @@
+package http
+
+import (
+	"fmt"
+	"path"
+
+	chimiddleware "github.com/go-chi/chi/v5/middleware"
+	"github.com/opencloud-eu/reva/v2/pkg/rgrpc/todo/pool"
+	"go-micro.dev/v4"
+
+	"github.com/qsfera/server/pkg/cors"
+	"github.com/qsfera/server/pkg/middleware"
+	"github.com/qsfera/server/pkg/registry"
+	"github.com/qsfera/server/pkg/service/http"
+	"github.com/qsfera/server/pkg/version"
+	"github.com/qsfera/server/pkg/x/io/fsx"
+	"github.com/qsfera/server/services/web"
+	"github.com/qsfera/server/services/web/pkg/apps"
+	svc "github.com/qsfera/server/services/web/pkg/service/v0"
+)
+
+var (
+	// _customAppsEndpoint path is used to make app artifacts available by the web service.
+	_customAppsEndpoint = "/assets/apps"
+)
+
+// 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.Namespace),
+		http.Name("web"),
+		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)
+	}
+
+	gatewaySelector, err := pool.GatewaySelector(
+		options.Config.GatewayAddress,
+		pool.WithRegistry(registry.GetRegistry()),
+		pool.WithTracerProvider(options.TraceProvider),
+	)
+	if err != nil {
+		return http.Service{}, err
+	}
+
+	appsFS := fsx.NewFallbackFS(
+		fsx.NewReadOnlyFs(fsx.NewBasePathFs(fsx.NewOsFs(), options.Config.Asset.AppsPath)),
+		fsx.NewBasePathFs(fsx.FromIOFS(web.Assets), "assets/apps"),
+	)
+	// build and inject the list of applications into the config
+	for _, application := range apps.List(options.Logger, options.Config.Apps, appsFS.Secondary().IOFS(), appsFS.Primary().IOFS()) {
+		options.Config.Web.Config.ExternalApps = append(
+			options.Config.Web.Config.ExternalApps,
+			application.ToExternal(path.Join(options.Config.HTTP.Root, _customAppsEndpoint)),
+		)
+	}
+
+	coreFS := fsx.NewFallbackFS(
+		fsx.NewBasePathFs(fsx.NewOsFs(), options.Config.Asset.CorePath),
+		fsx.NewBasePathFs(fsx.FromIOFS(web.Assets), "assets/core"),
+	)
+	themeFS := fsx.NewFallbackFS(
+		fsx.NewBasePathFs(fsx.NewOsFs(), options.Config.Asset.ThemesPath),
+		fsx.NewBasePathFs(fsx.FromIOFS(web.Assets), "assets/themes"),
+	)
+
+	handle, err := svc.NewService(
+		svc.Logger(options.Logger),
+		svc.CoreFS(coreFS.IOFS()),
+		svc.AppFS(appsFS.IOFS()),
+		svc.ThemeFS(themeFS),
+		svc.AppsHTTPEndpoint(_customAppsEndpoint),
+		svc.Config(options.Config),
+		svc.GatewaySelector(gatewaySelector),
+		svc.Middleware(
+			chimiddleware.RealIP,
+			chimiddleware.RequestID,
+			chimiddleware.Compress(5),
+			middleware.NoCache,
+			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),
+			),
+		),
+		svc.TraceProvider(options.TraceProvider),
+	)
+
+	if err != nil {
+		return http.Service{}, err
+	}
+
+	{
+		handle = svc.NewInstrument(handle, options.Metrics)
+		handle = svc.NewLogging(handle, options.Logger)
+	}
+
+	if err := micro.RegisterHandler(service.Server(), handle); err != nil {
+		return http.Service{}, err
+	}
+
+	return service, nil
+}