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v0.0.0-...-211e212 Latest Latest Go to latest Published: Dec 28, 2021 License: GPL-3.0 Imports: 11 Imported by: 0

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func CheckContext(ctx context.Context) error

CheckContext returns an error if the given context does not contain at least a component and UUID.

func ClientContextInterceptor() grpc.UnaryClientInterceptor

func Component(ctx context.Context) types.Component

func ExportToOutgoing(outgoing context.Context) context.Context

func ImportFromIncoming(ctx context.Context, opts ImportOptions) (context.Context, error)

func Log(ctx context.Context) *zap.SugaredLogger

func NewContext(providers ...providerInitInfo) context.Context

NewContext creates a new context containing data from the given metadata providers.

func NewContextWithParent(
	parentCtx context.Context,
	providers ...providerInitInfo,
) context.Context

NewContextWithParent creates a new context parented to the given context, and containing data from metadata providers.

func ServerContextInterceptor(
	options ImportOptions,
) grpc.UnaryServerInterceptor

func StreamClientContextInterceptor() grpc.StreamClientInterceptor

func StreamServerContextInterceptor(
	options ImportOptions,
) grpc.StreamServerInterceptor

func SystemInfo(ctx context.Context) *types.SystemInfo

func Tracer(ctx context.Context) opentracing.Tracer

func UUID(ctx context.Context) string

func WithProvider(kp Provider, opts ...withProviderOption) providerInitInfo

func WithValue(value interface{}) withProviderOption

type ImportOptions struct {
	Required []Provider
	Optional []Provider
	Inherit  *InheritOptions
}

type InheritOptions struct {
	InheritFrom context.Context
	Providers   []Provider
}

type InitProvider interface {
	Provider
	InitialValue(context.Context) interface{}
}

type MetadataKey interface {
	fmt.Stringer
}

type Provider interface {
	Key() MetadataKey
	Marshal(interface{}) string
	Unmarshal(string) (interface{}, error)
}

Path	Synopsis
mdkeys