service

package
v1.0.1-rc2 Latest Latest
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 Go to latest Published: Feb 19, 2021 License: Apache-2.0 Imports: 13 Imported by: 0

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Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type AuthOptions 

type AuthOptions []auth.Option

func (AuthOptions) Options 

func (a AuthOptions) Options() auth.Options

type BrokerOptions 

type BrokerOptions []broker.Option

func (BrokerOptions) Options 

func (b BrokerOptions) Options() broker.Options

type ClientOptions 

type ClientOptions []client.Option

func (ClientOptions) Options 

func (c ClientOptions) Options() client.Options

type ConfigOptions 

type ConfigOptions []config.Option

func (ConfigOptions) Options 

func (c ConfigOptions) Options() config.Options

type Function 

type Function interface {
	// Inherits Service interface
	Service
	// Done signals to complete execution
	Done() error
	// Handle registers an RPC handler
	Handle(v interface{}) error
	// Subscribe registers a subscriber
	Subscribe(topic string, v interface{}) error
}

Function is a one time executing Service

type LoggerOptions 

type LoggerOptions []logger.Option

func (LoggerOptions) Options 

func (c LoggerOptions) Options() logger.Options

type Option 

type Option func(o *Options)

func Address 

func Address(addr string) Option

Address sets the address of the server

func AfterStart 

func AfterStart(fn func() error) Option

func AfterStop 

func AfterStop(fn func() error) Option

func Auth 

func Auth(au auth.Auth) Option

func BeforeInit 

func BeforeInit(fn func(sOpts *Options) error) Option

func BeforeStart 

func BeforeStart(fn func() error) Option

func BeforeStop 

func BeforeStop(fn func() error) Option

func Broker 

func Broker(b broker.Broker) Option

func Client 

func Client(c client.Client) Option

func Cmd 

func Cmd(c cmd.Cmd) Option

func Config 

func Config(c config.Config) Option

func Context 

func Context(ctx context.Context) Option

Context specifies a context for the service. Can be used to signal shutdown of the service. Can be used for extra option values.

func HandleSignal 

func HandleSignal(b bool) Option

HandleSignal toggles automatic installation of the signal handler that traps TERM, INT, and QUIT. Users of this feature to disable the signal handler, should control liveness of the service through the context.

func Id 

func Id(id string) Option

Unique server id

func Logger 

func Logger(l logger.Logger) Option

func Metadata 

func Metadata(md map[string]string) Option

Metadata associated with the service

func Name 

func Name(n string) Option

Name of the service

func Profile 

func Profile(p profile.Profile) Option

Profile to be used for debug profile

func RPC 

func RPC(r string) Option

RPC sets the type of service, eg. stack, grpc but this func will be deprecated

func RegisterInterval 

func RegisterInterval(t time.Duration) Option

RegisterInterval specifies the interval on which to re-register

func RegisterTTL 

func RegisterTTL(t time.Duration) Option

RegisterTTL specifies the TTL to use when registering the service

func Registry 

func Registry(r registry.Registry) Option

Registry sets the registry for the service and the underlying components

func Selector 

func Selector(s selector.Selector) Option

Selector sets the selector for the service client

func Server 

func Server(s server.Server) Option

func Transport 

func Transport(t transport.Transport) Option

Transport sets the transport for the service and the underlying components

func Version 

func Version(v string) Option

Version of the service

func WrapCall 

func WrapCall(w ...client.CallWrapper) Option

WrapCall is a convenience method for wrapping a Client CallFunc

func WrapClient 

func WrapClient(w ...client.Wrapper) Option

WrapClient is a convenience method for wrapping a Client with some middleware component. A list of wrappers can be provided. Wrappers are applied in reverse order so the last is executed first.

func WrapHandler 

func WrapHandler(w ...server.HandlerWrapper) Option

WrapHandler adds a handler Wrapper to a list of options passed into the server

func WrapSubscriber 

func WrapSubscriber(w ...server.SubscriberWrapper) Option

WrapSubscriber adds a subscriber Wrapper to a list of options passed into the server

type Options 

type Options struct {
	// maybe put them in metadata is better
	Id   string
	Name string
	RPC  string
	Cmd  cmd.Cmd
	Conf string

	BrokerOptions    BrokerOptions
	ClientOptions    ClientOptions
	ServerOptions    ServerOptions
	RegistryOptions  RegistryOptions
	TransportOptions TransportOptions
	SelectorOptions  SelectorOptions
	ConfigOptions    ConfigOptions
	LoggerOptions    LoggerOptions
	AuthOptions      AuthOptions

	Broker    broker.Broker
	Client    client.Client
	Server    server.Server
	Registry  registry.Registry
	Transport transport.Transport
	Selector  selector.Selector
	Config    config.Config
	Logger    logger.Logger
	Auth      auth.Auth
	Profile   profile.Profile

	// Before and After funcs
	BeforeInit  []func(sOpts *Options) error
	BeforeStart []func() error
	BeforeStop  []func() error
	AfterStart  []func() error
	AfterStop   []func() error

	ClientWrapper     []client.Wrapper
	CallWrapper       []client.CallWrapper
	HandlerWrapper    []server.HandlerWrapper
	SubscriberWrapper []server.SubscriberWrapper
	// Other options for implementations of the interface
	// can be stored in a context
	Context context.Context

	Signal bool
}

type RegistryOptions 

type RegistryOptions []registry.Option

func (RegistryOptions) Options 

func (c RegistryOptions) Options() registry.Options

type SelectorOptions 

type SelectorOptions []selector.Option

func (SelectorOptions) Options 

func (c SelectorOptions) Options() selector.Options

type ServerOptions 

type ServerOptions []server.Option

func (ServerOptions) Options 

func (c ServerOptions) Options() server.Options

type Service 

type Service interface {
	// The service name
	Name() string
	// Init initialises options
	Init(...Option) error
	// Options returns the current options
	Options() Options
	// Client is used to call services
	Client() client.Client
	// Server is for handling requests and events
	Server() server.Server
	//  Run the service
	Run() error
	// The service implementation
	String() string
}

Service is an interface that wraps the lower level libraries within stack. Its a convenience method for building and initialising services.

type TransportOptions 

type TransportOptions []transport.Option

func (TransportOptions) Options 

func (c TransportOptions) Options() transport.Options

Source Files

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Directories

Path Synopsis
proto

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