Initial QSfera import

Server/pkg/service/grpc/option.go

@@ -0,0 +1,110 @@
+package grpc
+
+import (
+	"context"
+
+	"github.com/qsfera/server/pkg/log"
+	"go-micro.dev/v4/server"
+	"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
+	Namespace       string
+	Name            string
+	Version         string
+	Address         string
+	TLSEnabled      bool
+	TLSCert         string
+	TLSKey          string
+	Context         context.Context
+	TraceProvider   trace.TracerProvider
+	HandlerWrappers []server.HandlerWrapper
+}
+
+// newOptions initializes the available default options.
+func newOptions(opts ...Option) Options {
+	opt := Options{
+		Namespace: "go.micro.api",
+	}
+
+	for _, o := range opts {
+		o(&opt)
+	}
+
+	return opt
+}
+
+// Logger provides a function to set the logger option.
+func Logger(l log.Logger) Option {
+	return func(o *Options) {
+		o.Logger = l
+	}
+}
+
+// Namespace provides a function to set the namespace option.
+func Namespace(n string) Option {
+	return func(o *Options) {
+		o.Namespace = n
+	}
+}
+
+// Name provides a function to set the name option.
+func Name(n string) Option {
+	return func(o *Options) {
+		o.Name = n
+	}
+}
+
+// Version provides a function to set the version option.
+func Version(v string) Option {
+	return func(o *Options) {
+		o.Version = v
+	}
+}
+
+// Address provides a function to set the address option.
+func Address(a string) Option {
+	return func(o *Options) {
+		o.Address = a
+	}
+}
+
+// TLSEnabled provides a function to enable/disable TLS
+func TLSEnabled(v bool) Option {
+	return func(o *Options) {
+		o.TLSEnabled = v
+	}
+}
+
+// TLSCert provides a function to set the TLS server certificate and key
+func TLSCert(c string, k string) Option {
+	return func(o *Options) {
+		o.TLSCert = c
+		o.TLSKey = k
+	}
+}
+
+// Context provides a function to set the context option.
+func Context(ctx context.Context) Option {
+	return func(o *Options) {
+		o.Context = ctx
+	}
+}
+
+// TraceProvider provides a function to set the trace provider option.
+func TraceProvider(tp trace.TracerProvider) Option {
+	return func(o *Options) {
+		o.TraceProvider = tp
+	}
+}
+
+func HandlerWrappers(w ...server.HandlerWrapper) Option {
+	return func(o *Options) {
+		o.HandlerWrappers = w
+	}
+}