224 lines
7.1 KiB
Go
224 lines
7.1 KiB
Go
/*
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*
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* Copyright 2016, Google Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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// Package stats is for collecting and reporting various network and RPC stats.
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// This package is for monitoring purpose only. All fields are read-only.
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// All APIs are experimental.
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package stats // import "google.golang.org/grpc/stats"
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import (
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"net"
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"time"
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)
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// RPCStats contains stats information about RPCs.
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type RPCStats interface {
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isRPCStats()
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// IsClient returns true if this RPCStats is from client side.
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IsClient() bool
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}
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// Begin contains stats when an RPC begins.
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// FailFast are only valid if Client is true.
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type Begin struct {
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// Client is true if this Begin is from client side.
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Client bool
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// BeginTime is the time when the RPC begins.
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BeginTime time.Time
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// FailFast indicates if this RPC is failfast.
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FailFast bool
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}
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// IsClient indicates if this is from client side.
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func (s *Begin) IsClient() bool { return s.Client }
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func (s *Begin) isRPCStats() {}
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// InPayload contains the information for an incoming payload.
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type InPayload struct {
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// Client is true if this InPayload is from client side.
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Client bool
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// Payload is the payload with original type.
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Payload interface{}
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// Data is the serialized message payload.
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Data []byte
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// Length is the length of uncompressed data.
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Length int
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// WireLength is the length of data on wire (compressed, signed, encrypted).
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WireLength int
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// RecvTime is the time when the payload is received.
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RecvTime time.Time
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}
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// IsClient indicates if this is from client side.
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func (s *InPayload) IsClient() bool { return s.Client }
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func (s *InPayload) isRPCStats() {}
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// InHeader contains stats when a header is received.
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// FullMethod, addresses and Compression are only valid if Client is false.
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type InHeader struct {
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// Client is true if this InHeader is from client side.
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Client bool
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// WireLength is the wire length of header.
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WireLength int
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// FullMethod is the full RPC method string, i.e., /package.service/method.
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FullMethod string
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// RemoteAddr is the remote address of the corresponding connection.
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RemoteAddr net.Addr
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// LocalAddr is the local address of the corresponding connection.
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LocalAddr net.Addr
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// Compression is the compression algorithm used for the RPC.
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Compression string
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}
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// IsClient indicates if this is from client side.
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func (s *InHeader) IsClient() bool { return s.Client }
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func (s *InHeader) isRPCStats() {}
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// InTrailer contains stats when a trailer is received.
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type InTrailer struct {
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// Client is true if this InTrailer is from client side.
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Client bool
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// WireLength is the wire length of trailer.
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WireLength int
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}
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// IsClient indicates if this is from client side.
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func (s *InTrailer) IsClient() bool { return s.Client }
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func (s *InTrailer) isRPCStats() {}
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// OutPayload contains the information for an outgoing payload.
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type OutPayload struct {
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// Client is true if this OutPayload is from client side.
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Client bool
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// Payload is the payload with original type.
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Payload interface{}
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// Data is the serialized message payload.
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Data []byte
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// Length is the length of uncompressed data.
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Length int
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// WireLength is the length of data on wire (compressed, signed, encrypted).
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WireLength int
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// SentTime is the time when the payload is sent.
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SentTime time.Time
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}
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// IsClient indicates if this is from client side.
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func (s *OutPayload) IsClient() bool { return s.Client }
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func (s *OutPayload) isRPCStats() {}
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// OutHeader contains stats when a header is sent.
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// FullMethod, addresses and Compression are only valid if Client is true.
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type OutHeader struct {
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// Client is true if this OutHeader is from client side.
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Client bool
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// WireLength is the wire length of header.
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WireLength int
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// FullMethod is the full RPC method string, i.e., /package.service/method.
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FullMethod string
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// RemoteAddr is the remote address of the corresponding connection.
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RemoteAddr net.Addr
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// LocalAddr is the local address of the corresponding connection.
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LocalAddr net.Addr
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// Compression is the compression algorithm used for the RPC.
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Compression string
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}
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// IsClient indicates if this is from client side.
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func (s *OutHeader) IsClient() bool { return s.Client }
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func (s *OutHeader) isRPCStats() {}
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// OutTrailer contains stats when a trailer is sent.
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type OutTrailer struct {
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// Client is true if this OutTrailer is from client side.
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Client bool
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// WireLength is the wire length of trailer.
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WireLength int
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}
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// IsClient indicates if this is from client side.
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func (s *OutTrailer) IsClient() bool { return s.Client }
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func (s *OutTrailer) isRPCStats() {}
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// End contains stats when an RPC ends.
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type End struct {
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// Client is true if this End is from client side.
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Client bool
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// EndTime is the time when the RPC ends.
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EndTime time.Time
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// Error is the error just happened. It implements status.Status if non-nil.
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Error error
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}
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// IsClient indicates if this is from client side.
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func (s *End) IsClient() bool { return s.Client }
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func (s *End) isRPCStats() {}
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// ConnStats contains stats information about connections.
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type ConnStats interface {
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isConnStats()
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// IsClient returns true if this ConnStats is from client side.
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IsClient() bool
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}
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// ConnBegin contains the stats of a connection when it is established.
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type ConnBegin struct {
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// Client is true if this ConnBegin is from client side.
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Client bool
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}
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// IsClient indicates if this is from client side.
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func (s *ConnBegin) IsClient() bool { return s.Client }
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func (s *ConnBegin) isConnStats() {}
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// ConnEnd contains the stats of a connection when it ends.
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type ConnEnd struct {
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// Client is true if this ConnEnd is from client side.
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Client bool
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}
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// IsClient indicates if this is from client side.
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func (s *ConnEnd) IsClient() bool { return s.Client }
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func (s *ConnEnd) isConnStats() {}
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