interceptor

package
Version: v1.0.7 Latest Latest
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Published: May 14, 2021 License: MIT Imports: 26 Imported by: 0

Documentation

Index

Constants

View Source
const (
	// JournalID a random id used by log journal
	JournalID = "journal-id"
	// Authorization used by auth, both gateway and grpc
	Authorization = "authorization"
	// ProxyAuthorization used by signature, both gateway and grpc
	ProxyAuthorization = "proxy-authorization"
	// MixAuthorization used by signature, both gateway and grpc
	MixAuthorization = "mix-authorization"
	// Date GMT format
	Date = "date"
	// Method http.XXXMethod
	Method = "method"
	// URI url encoded
	URI = "uri"
	// Body string body
	Body = "body"
	// XForwardedFor forwarded for
	XForwardedFor = "x-forwarded-for"
	// XForwardedHost forwarded host
	XForwardedHost = "x-forwarded-host"
)

Variables

View Source
var FileDescriptor = &fileDescriptor{
	options: make(map[string]protoreflect.ProtoMessage),
}

FileDescriptor protobuf file descriptor

View Source
var MetricsError = prometheus.NewHistogramVec(prometheus.HistogramOpts{
	Namespace: namespace,
	Subsystem: subsystem,
	Name:      "error",
	Help:      "error(s) alert",
	Buckets:   []float64{0.1, 0.3, 0.5, 0.7, 0.9, 1.1},
}, []string{"method", "code", "message", "journal_id"})

MetricsError metrics for alertmanager

View Source
var MetricsRequestCost = prometheus.NewHistogramVec(prometheus.HistogramOpts{
	Namespace: namespace,
	Subsystem: subsystem,
	Name:      "requestcost",
	Help:      "[ok] request(s) cost seconds",
	Buckets:   []float64{0.1, 0.3, 0.5, 0.7, 0.9, 1.1},
}, []string{"method"})

MetricsRequestCost metrics for ok request cost

View Source
var Validator = &validator{
	auth:         make(map[string]userinfoHandler),
	proxyAuth:    make(map[string]signatureHandler),
	whitelisting: make(map[string]whitelistingHandler),
}

Validator authorization & proxy_authorization validator

Functions

func ForwardedByGrpcGateway

func ForwardedByGrpcGateway(ctx context.Context) bool

ForwardedByGrpcGateway whether forwarded by grpc gateway

func QueryUnescape

func QueryUnescape(uri string) string

Types

type ClientInterceptor

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

ClientInterceptor the client's interceptor

func NewClientInterceptor

func NewClientInterceptor(sign Sign) *ClientInterceptor

NewClientInterceptor create a client interceptor

func (*ClientInterceptor) StreamInterceptor

func (c *ClientInterceptor) StreamInterceptor(ctx context.Context, desc *grpc.StreamDesc, cc *grpc.ClientConn, method string, streamer grpc.Streamer, opts ...grpc.CallOption) (stream grpc.ClientStream, err error)

StreamInterceptor a interceptor for client stream operations

func (*ClientInterceptor) UnaryInterceptor

func (c *ClientInterceptor) UnaryInterceptor(ctx context.Context, method string, req, reply interface{}, cc *grpc.ClientConn, invoker grpc.UnaryInvoker, opts ...grpc.CallOption) (err error)

UnaryInterceptor a interceptor for client unary operations

type GatewayInterceptor

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

GatewayInterceptor the gateway's interceptor

func NewGatewayInterceptor

func NewGatewayInterceptor(logger *zap.Logger, marshalJournal bool, notify notifyHandler) *GatewayInterceptor

NewGatewayInterceptor create a gateway interceptor

func (*GatewayInterceptor) UnaryInterceptor

func (g *GatewayInterceptor) UnaryInterceptor(ctx context.Context, method string, req, reply interface{}, cc *grpc.ClientConn, invoker grpc.UnaryInvoker, opts ...grpc.CallOption) (err error)

UnaryInterceptor a interceptor for gateway unary operations

type MessageValidator

type MessageValidator interface {
	Valid() error
}

MessageValidator generated by byepichi/pkg/protoc-gen-message-validator

type Payload

type Payload interface {
	JournalID() string
	ForwardedByGrpcGateway() bool
	Service() string
	Date() string
	Method() string
	URI() string
	Body() string
	// contains filtered or unexported methods
}

Payload rest or grpc payload

type ServerInterceptor

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

ServerInterceptor the server's interceptor

func NewServerInterceptor

func NewServerInterceptor(logger *zap.Logger, enablePrometheus, marshalJournal bool, notify notifyHandler) *ServerInterceptor

NewServerInterceptor create a server interceptor

func (*ServerInterceptor) StreamInterceptor

func (s *ServerInterceptor) StreamInterceptor(srv interface{}, stream grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) (err error)

StreamInterceptor a interceptor for server stream operations

func (*ServerInterceptor) UnaryInterceptor

func (s *ServerInterceptor) UnaryInterceptor(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp interface{}, err error)

UnaryInterceptor a interceptor for server unary operations

type SessionUserinfo

type SessionUserinfo struct{}

SessionUserinfo mark userinfo in context

type Sign

type Sign func(fullMethod string, message []byte) (auth, date string, err error)

Sign signs the message

type SignatureIdentifier added in v1.0.6

type SignatureIdentifier struct{}

SignatureIdentifier mark identifier in context

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