service

package module
v0.0.0-...-349589a Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Dec 25, 2019 License: MIT Imports: 35 Imported by: 11

Documentation

Index

Constants

View Source 
const (
	RedisServiceName    = "micro.redis"
	DatabaseServiceName = "micro.database"
	TMDBServiceName     = "micro.tmdb"
	JackettServiceName  = "micro.jackett"
	TorrentServiceName  = "micro.torrent"
)
View Source 
const (
	ServiceID errors.Service = 0
)

Variables

View Source 
var (
	InvalidBrokerConfiguration = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeUndefined,
			ErrorNumber: 1,
		},
		Message: "Invalid broken configuration",
	}
	BrokerKeyNotFound = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeUndefined,
			ErrorNumber: 2,
		},
		Message: "Broker key could not be found",
	}
	BrokerNotConfigured = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeUndefined,
			ErrorNumber: 3,
		},
		Message: "Broker is not configured yet",
	}
	BrokerNotSupported = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeUndefined,
			ErrorNumber: 4,
		},
		Message: "Specified broker is not supported: %s",
	}
	BrokerInitializationError = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeUndefined,
			ErrorNumber: 5,
		},
		Message: "Broker failed to complete initialization process",
	}
	BrokerConnectionError = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeUndefined,
			ErrorNumber: 6,
		},
		Message: "Failed to connect to broker",
	}
	MicroServiceNotInitialized = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeUndefined,
			ErrorNumber: 7,
		},
		Message: "You have to initialize micro service first",
	}
	BeforeStopCallbackError = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeUndefined,
			ErrorNumber: 8,
		},
		Message: "Failed to execute `beforeStop` callback as it has errored",
	}
	UnableToConnectToConsul = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeNetwork,
			ErrorNumber: 1,
		},
		Message: "Unable to connect to remote Consul instance",
	}
	UnableToGetKeyFromConsulKV = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeLibrary,
			ErrorNumber: 1,
		},
		Message: "Unable to retrieve requested key from Consul Key/Value storage: %s",
	}
	UnableToGetServiceConfigurationFromConsulKV = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeLibrary,
			ErrorNumber: 2,
		},
		Message: "Unable to retrieve microservice configuration from Consul using service key: %s",
	}
	UnableToGetSubscriptionsInformationForVendorFromConsul = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeLibrary,
			ErrorNumber: 3,
		},
		Message: "Unable to retrieve microservice configuration from Consul using service key: %s",
	}
	UnableToDecodeSubscriptionsConfiguration = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeLibrary,
			ErrorNumber: 4,
		},
		Message: "Unable to decode subscriptions configuration retrieved from Consul",
	}
	ViperUnableToMergeConfigs = errors.Error{
		Code: errors.Code{
			Service:     ServiceID,
			ErrorType:   errors.TypeLibrary,
			ErrorNumber: 5,
		},
		Message: "Viper is not able to merge provided configurations",
	}
)
View Source 
var (
	BuildDateLocal string
	BuildDateUTC   string
	GitCommitLong  string
	GitCommitShort string
	GitBranch      string
	GitState       string
	GitAuthor      string
	GitVersion     string
	GitSummary     string
)
View Source 
var DefaultVersion = VersionDescriptor{
	Major:   1,
	Minor:   0,
	Patch:   0,
	Build:   "",
	BuiltOn: "",
}
View Source 
var EnvironmentLookup = map[EnvironmentType]string{
	Development: "development",
	Staging:     "staging",
	Debug:       "debug",
	Production:  "production",
}

Functions

func BeforeStop 

func BeforeStop(callback func() error)

Global method to add `beforeStop` callback

func GetServiceName 

func GetServiceName(serviceName string) string

func WaitForOSSignal 

func WaitForOSSignal(timeout time.Duration)

Wait for the OS signal, run callback and then terminate application

Types

type Application 

type Application struct {
	// contains filtered or unexported fields
}

func CreateApplication 

func CreateApplication() *Application

Create new application

func FromContext 

func FromContext() (*Application, bool)

Get application instance from context

func (*Application) BeforeStop 

func (application *Application) BeforeStop(callback func() error)

Add new callback which will be called before application is stopped

func (*Application) Configuration 

func (application *Application) Configuration() *config

Get application configuration

func (*Application) ConsulConfigurationKey 

func (application *Application) ConsulConfigurationKey() string

Generate consul configuration key for microservice

func (*Application) ContainerName 

func (application *Application) ContainerName() string

Get application container name

func (*Application) Context 

func (application *Application) Context() context.Context

Get application context

func (*Application) DefaultSubscriptionClientOptions 

func (application *Application) DefaultSubscriptionClientOptions() func(options *microClient.PublishOptions)

Get default publisher options

func (*Application) DefaultSubscriptionServerOptions 

func (application *Application) DefaultSubscriptionServerOptions() func(options *microServer.SubscriberOptions)

Get default subscription options

func (*Application) DeregisterApplication 

func (application *Application) DeregisterApplication(topic string, message interface{})

Deregister Application

func (*Application) Environment 

func (application *Application) Environment() string

Get application environment as string

func (*Application) EnvironmentDescriptor 

func (application *Application) EnvironmentDescriptor() ApplicationEnvironment

Get application environment descriptor

func (*Application) EnvironmentPrefix 

func (application *Application) EnvironmentPrefix() string

Get application environment prefix

func (*Application) InitializeConfiguration 

func (application *Application) InitializeConfiguration() error

Initialize application configuration

func (*Application) InitializeLogger 

func (application *Application) InitializeLogger()

Initialize logger

func (*Application) InitializeMicroService 

func (application *Application) InitializeMicroService() error

Initialize go-micro service

func (*Application) ManagerServiceName 

func (application *Application) ManagerServiceName() string

Get service name for manager

func (*Application) Name 

func (application *Application) Name() string

Get application name

func (*Application) OriginalName 

func (application *Application) OriginalName() string

Get application original name

func (*Application) OriginalVendorName 

func (application *Application) OriginalVendorName() string

Get application original vendor name

func (*Application) Port 

func (application *Application) Port() uint64

Get port application is running on

func (*Application) PrettyVersionCLI 

func (application *Application) PrettyVersionCLI()

Application Version Information for CLI

func (*Application) PrettyVersionForAPI 

func (application *Application) PrettyVersionForAPI() string

Application information for API

func (*Application) RegisterApplication 

func (application *Application) RegisterApplication(topic string, message interface{})

Register application

func (*Application) RegisterSubscriptionServer 

func (application *Application) RegisterSubscriptionServer(subscriptionName string, processor interface{}, options func(options *microServer.SubscriberOptions))

Register subscriptions server

func (*Application) RunServiceHealthCheck 

func (application *Application) RunServiceHealthCheck(topic string, message interface{})

Send data to the manager

func (*Application) SendMessageToTopic 

func (application *Application) SendMessageToTopic(subscriptionName string, message interface{}, options func(options *microClient.PublishOptions), panicOnError bool)

Register subscriptions client

func (*Application) Service 

func (application *Application) Service() micro.Service

Get micro service instance

func (*Application) ServiceName 

func (application *Application) ServiceName() string

Get application service name

func (*Application) StartMicroService 

func (application *Application) StartMicroService(registrations ...Registration)

Start microservice

func (*Application) UUID 

func (application *Application) UUID() string

Get application UUID

func (*Application) Vendor 

func (application *Application) Vendor() string

Get application vendor name

func (*Application) Version 

func (application *Application) Version() string

Get application version as string

func (*Application) VersionDescriptor 

func (application *Application) VersionDescriptor() VersionDescriptor

Get application version descriptor

type ApplicationEnvironment 

type ApplicationEnvironment struct {
	Name string
	Type EnvironmentType
}

func GetApplicationEnvironment 

func GetApplicationEnvironment() ApplicationEnvironment

Get application environment

type ApplicationKey 

type ApplicationKey struct{}

type BrokerInterface 

type BrokerInterface interface {
	Name() string
	Decode([]byte) error
}

type Duration 

type Duration struct {
	time.Duration
}

func (Duration) MarshalJSON 

func (duration Duration) MarshalJSON() ([]byte, error)

func (*Duration) UnmarshalJSON 

func (duration *Duration) UnmarshalJSON(data []byte) error

type EnvironmentType 

type EnvironmentType uint8
const (
	Development EnvironmentType = 1
	Staging     EnvironmentType = 2
	Debug       EnvironmentType = 3
	Production  EnvironmentType = 4
)

type Micro 

type Micro struct {
	Service micro.Service
}

func (*Micro) Initialize 

func (handler *Micro) Initialize(application *Application) error

type NatsBroker 

type NatsBroker struct {
	Endpoint  string `json:"endpoint"`
	ClusterID string `json:"cluster_id"`
	Timeout   struct {
		Connect Duration `json:"connect"`
		Ack     Duration `json:"ack"`
	}
	DiscoverPrefix string `json:"discover_prefix"`
	MaxPubAcks     int    `json:"max_pub_acks"`
	Ping           struct {
		Interval int `json:"interval"`
		MaxOut   int `json:"max_out"`
	}
}

func (*NatsBroker) Decode 

func (broker *NatsBroker) Decode(decode []byte) error

func (*NatsBroker) Name 

func (broker *NatsBroker) Name() string

type Registration 

type Registration struct {
	Topic   string
	Event   interface{}
	Options func(options *microServer.SubscriberOptions)
}

type VersionDescriptor 

type VersionDescriptor struct {
	Major   uint64
	Minor   uint64
	Patch   uint64
	Build   string
	BuiltOn string
	Branch  string
}

func (VersionDescriptor) Equal 

func (version VersionDescriptor) Equal(otherVersion VersionDescriptor) bool

Compare two versions for being equal to each other

func (*VersionDescriptor) Initialize 

func (version *VersionDescriptor) Initialize()

"Initialize" application version

func (VersionDescriptor) Newer 

func (version VersionDescriptor) Newer(otherVersion VersionDescriptor) bool

Check if application version is newer than one that is provided

func (VersionDescriptor) Older 

func (version VersionDescriptor) Older(otherVersion VersionDescriptor) bool

Check if current application version is older than one that is provided

func (VersionDescriptor) String 

func (version VersionDescriptor) String() string

Convert application version to string

func (VersionDescriptor) StringPretty 

func (version VersionDescriptor) StringPretty() string

Pretty application version

func (VersionDescriptor) StringVersion 

func (version VersionDescriptor) StringVersion() string

Just version number string

func (VersionDescriptor) StringWithBranch 

func (version VersionDescriptor) StringWithBranch() string

Convert application version to string with branch name

func (VersionDescriptor) StringWithBranchAndBuildDate 

func (version VersionDescriptor) StringWithBranchAndBuildDate() string

Convert application version to string branch name and build date

func (VersionDescriptor) StringWithBuildDate 

func (version VersionDescriptor) StringWithBuildDate() string

Convert application version to string with build date

Source Files

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