diff options
Diffstat (limited to 'src/proto/grpc/channelz/channelz.proto')
-rw-r--r-- | src/proto/grpc/channelz/channelz.proto | 456 |
1 files changed, 456 insertions, 0 deletions
diff --git a/src/proto/grpc/channelz/channelz.proto b/src/proto/grpc/channelz/channelz.proto new file mode 100644 index 0000000000..14db66a654 --- /dev/null +++ b/src/proto/grpc/channelz/channelz.proto @@ -0,0 +1,456 @@ +// Copyright 2018 gRPC authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +syntax = "proto3"; + +package grpc.channelz; + +import "google/protobuf/any.proto"; +import "google/protobuf/duration.proto"; +import "google/protobuf/timestamp.proto"; +import "google/protobuf/wrappers.proto"; + +// See go/grpc-channelz. + +// Channel is a logical grouping of channels, subchannels, and sockets. +message Channel { + // The identifier for this channel. + ChannelRef ref = 1; + // Data specific to this channel. + ChannelData data = 2; + // At most one of 'channel_ref+subchannel_ref' and 'socket' is set. + + // There are no ordering guarantees on the order of channel refs. + // There may not be cycles in the ref graph. + // A channel ref may be present in more than one channel or subchannel. + repeated ChannelRef channel_ref = 3; + + // At most one of 'channel_ref+subchannel_ref' and 'socket' is set. + // There are no ordering guarantees on the order of subchannel refs. + // There may not be cycles in the ref graph. + // A sub channel ref may be present in more than one channel or subchannel. + repeated SubchannelRef subchannel_ref = 4; + + // There are no ordering guarantees on the order of sockets. + repeated SocketRef socket = 5; +} + +// Subchannel is a logical grouping of channels, subchannels, and sockets. +// A subchannel is load balanced over by it's ancestor +message Subchannel { + // The identifier for this channel. + SubchannelRef ref = 1; + // Data specific to this channel. + ChannelData data = 2; + // At most one of 'channel_ref+subchannel_ref' and 'socket' is set. + + // There are no ordering guarantees on the order of channel refs. + // There may not be cycles in the ref graph. + // A channel ref may be present in more than one channel or subchannel. + repeated ChannelRef channel_ref = 3; + + // At most one of 'channel_ref+subchannel_ref' and 'socket' is set. + // There are no ordering guarantees on the order of subchannel refs. + // There may not be cycles in the ref graph. + // A sub channel ref may be present in more than one channel or subchannel. + repeated SubchannelRef subchannel_ref = 4; + + // There are no ordering guarantees on the order of sockets. + repeated SocketRef socket = 5; +} + +// These come from the specified states in this document: +// https://github.com/grpc/grpc/blob/master/doc/connectivity-semantics-and-api.md +message ChannelConnectivityState { + enum State { + UNKNOWN = 0; + IDLE = 1; + CONNECTING = 2; + READY = 3; + TRANSIENT_FAILURE = 4; + SHUTDOWN = 5; + } + State state = 1; +} + +message ChannelData { + + ChannelConnectivityState state = 1; + + // The target this channel originally tried to connect to. May be absent + string target = 2; + + ChannelTrace trace = 3; + + // The number of calls started on the channel + int64 calls_started = 4; + // The number of calls that have completed with an OK status + int64 calls_succeeded = 5; + // The number of calls that have a completed with a non-OK status + int64 calls_failed = 6; + + // The last time a call was started on the channel. + google.protobuf.Timestamp last_call_started_timestamp = 7; +} + +// A trace event is an interesting thing that happened to a channel or +// subchannel, such as creation, address resolution, subchannel creation, etc. +message ChannelTraceEvent { + // High level description of the event. + string description = 1; + // The supported severity levels of trace events. + enum Severity { + CT_UNKNOWN = 0; + CT_INFO = 1; + CT_WARNING = 2; + CT_ERROR = 3; + } + // the severity of the trace event + Severity severity = 2; + // When this event occurred. + google.protobuf.Timestamp timestamp = 3; + // ref of referenced channel or subchannel. + // Optional, only present if this event refers to a child object. For example, + // this field would be filled if this trace event was for a subchannel being + // created. + oneof child_ref { + ChannelRef channel_ref = 4; + SubchannelRef subchannel_ref = 5; + } +} + +message ChannelTrace { + // Number of events ever logged in this tracing object. This can differ from + // events.size() because events can be overwritten or garbage collected by + // implementations. + int64 num_events_logged = 1; + // Time that this channel was created. + google.protobuf.Timestamp creation_time = 2; + // List of events that have occurred on this channel. + repeated ChannelTraceEvent events = 3; +} + +message ChannelRef { + // The globally unique id for this channel. Must be a positive number. + int64 channel_id = 1; + // An optional name associated with the channel. + string name = 2; + // Intentionally don't use field numbers from other refs. + reserved 3, 4, 5, 6; +} + +message SubchannelRef { + // The globally unique id for this subchannel. Must be a positive number. + int64 subchannel_id = 7; + // An optional name associated with the subchannel. + string name = 8; + // Intentionally don't use field numbers from other refs. + reserved 1, 2, 3, 4, 5, 6; +} + +message SocketRef { + int64 socket_id = 3; + // An optional name associated with the socket. + string name = 4; + // Intentionally don't use field numbers from other refs. + reserved 1, 2, 5, 6, 7, 8; +} + +message ServerRef { + // A globally unique identifier for this server. Must be a positive number. + int64 server_id = 5; + // An optional name associated with the server. + string name = 6; + // Intentionally don't use field numbers from other refs. + reserved 1, 2, 3, 4, 7, 8; +} + +message Server { + ServerRef ref = 1; + ServerData data = 2; + + // The sockets that the server is listening on. There are no ordering + // guarantees. + repeated SocketRef listen_socket = 3; +} + +message ServerData { + ChannelTrace trace = 1; + + // The number of incoming calls started on the server + int64 calls_started = 2; + // The number of incoming calls that have completed with an OK status + int64 calls_succeeded = 3; + // The number of incoming calls that have a completed with a non-OK status + int64 calls_failed = 4; + + // The last time a call was started on the server. + google.protobuf.Timestamp last_call_started_timestamp = 5; +} + +// Information about an actual connection. Pronounced "sock-ay". +message Socket { + SocketRef ref = 1; + + SocketData data = 2; + // The locally bound address. + Address local = 3; + // The remote bound address. May be absent. + Address remote = 4; + Security security = 5; + + // Optional, represents the name of the remote endpoint, if different than + // the original target name. + string remote_name = 6; +} + +message SocketData { + // The number of streams that have been started. + int64 streams_started = 1; + // The number of streams that have ended successfully with the EoS bit set for + // both end points + int64 streams_succeeded = 2; + // The number of incoming streams that have a completed with a non-OK status + int64 streams_failed = 3; + + // The number of messages successfully sent on this socket. + int64 messages_sent = 4; + int64 messages_received = 5; + + // The number of keep alives sent. This is typically implemented with HTTP/2 + // ping messages. + int64 keep_alives_sent = 6; + + // The last time a stream was created by this endpoint. Usually unset for + // servers. + google.protobuf.Timestamp last_local_stream_created_timestamp = 7; + // The last time a stream was created by the remote endpoint. Usually unset + // for clients. + google.protobuf.Timestamp last_remote_stream_created_timestamp = 8; + + // The last time a message was sent by this endpoint. + google.protobuf.Timestamp last_message_sent_timestamp = 9; + // The last time a message was received by this endpoint. + google.protobuf.Timestamp last_message_received_timestamp = 10; + + // The amount of window, granted to the local endpoint by the remote endpoint. + // This may be slightly out of date due to network latency. This does NOT + // include stream level or TCP level flow control info. + google.protobuf.Int64Value local_flow_control_window = 11; + + // The amount of window, granted to the remote endpoint by the local endpoint. + // This may be slightly out of date due to network latency. This does NOT + // include stream level or TCP level flow control info. + google.protobuf.Int64Value remote_flow_control_window = 12; + + repeated SocketOption option = 13; +} + +message Address { + message TcpIpAddress { + // Either the IPv4 or IPv6 address in bytes. Will either be 4 bytes or 16 + // bytes in length. + bytes ip_address = 1; + // 0-64k, or -1 if not appropriate. + int32 port = 2; + } + // A Unix Domain Socket address. + message UdsAddress { + string filename = 1; + } + // An address type not included above. + message OtherAddress { + // The human readable version of the value. + string name = 1; + // The actual address message. + google.protobuf.Any value = 2; + } + + oneof address { + TcpIpAddress tcpip_address = 1; + UdsAddress uds_address = 2; + OtherAddress other_address = 3; + } +} + +message Security { + message Tls { + // The key exchange used. e.g. X25519 + string key_exchange = 1; + // The cipher used. e.g. AES_128_GCM. + string cipher = 2; + // the certificate used by this endpoint. + bytes local_certificate = 3; + // the certificate used by the remote endpoint. + bytes remote_certificate = 4; + } + message OtherSecurity { + // The human readable version of the value. + string name = 1; + // The actual security details message. + google.protobuf.Any value = 2; + } + oneof model { + Tls tls = 1; + OtherSecurity other = 2; + } +} + +message SocketOption { + string name = 1; + // The human readable value of this socket option. At least one of value or + // additional will be set. + string value = 2; + // Additional data associated with the socket option. At least one of value + // or additional will be set. + google.protobuf.Any additional = 3; +} + +// For use with SocketOption's additional field. This is primarily used for +// SO_RCVTIMEO and SO_SNDTIMEO +message SocketOptionTimeout { + google.protobuf.Duration duration = 1; +} + +message SocketOptionLinger { + bool active = 1; + google.protobuf.Duration duration = 2; +} + +// Tcp info for SOL_TCP, TCP_INFO +message SocketOptionTcpInfo { + uint32 tcpi_state = 1; + + uint32 tcpi_ca_state = 2; + uint32 tcpi_retransmits = 3; + uint32 tcpi_probes = 4; + uint32 tcpi_backoff = 5; + uint32 tcpi_options = 6; + uint32 tcpi_snd_wscale = 7; + uint32 tcpi_rcv_wscale = 8; + + uint32 tcpi_rto = 9; + uint32 tcpi_ato = 10; + uint32 tcpi_snd_mss = 11; + uint32 tcpi_rcv_mss = 12; + + uint32 tcpi_unacked = 13; + uint32 tcpi_sacked = 14; + uint32 tcpi_lost = 15; + uint32 tcpi_retrans = 16; + uint32 tcpi_fackets = 17; + + uint32 tcpi_last_data_sent = 18; + uint32 tcpi_last_ack_sent = 19; + uint32 tcpi_last_data_recv = 20; + uint32 tcpi_last_ack_recv = 21; + + uint32 tcpi_pmtu = 22; + uint32 tcpi_rcv_ssthresh = 23; + uint32 tcpi_rtt = 24; + uint32 tcpi_rttvar = 25; + uint32 tcpi_snd_ssthresh = 26; + uint32 tcpi_snd_cwnd = 27; + uint32 tcpi_advmss = 28; + uint32 tcpi_reordering = 29; +} + +service Channelz { + // Gets all root channels (e.g. channels the application has directly + // created). This does not include subchannels nor non-top level channels. + rpc GetTopChannels(GetTopChannelsRequest) returns (GetTopChannelsResponse); + // Gets all servers that exist in the process. + rpc GetServers(GetServersRequest) returns (GetServersResponse); + // Gets all server sockets that exist in the process. + rpc GetServerSockets(GetServerSocketsRequest) returns (GetServerSocketsResponse); + // Returns a single Channel, or else a NOT_FOUND code. + rpc GetChannel(GetChannelRequest) returns (GetChannelResponse); + // Returns a single Subchannel, or else a NOT_FOUND code. + rpc GetSubchannel(GetSubchannelRequest) returns (GetSubchannelResponse); + // Returns a single Socket or else a NOT_FOUND code. + rpc GetSocket(GetSocketRequest) returns (GetSocketResponse); +} + +message GetServersRequest { + // start_server_id indicates that only servers at or above this id should be + // included in the results. + int64 start_server_id = 1; +} + +message GetServersResponse { + // list of servers that the connection detail service knows about. Sorted in + // ascending server_id order. + repeated Server server = 1; + // If set, indicates that the list of servers is the final list. Requesting + // more servers will only return more if they are created after this RPC + // completes. + bool end = 2; +} + +message GetServerSocketsRequest { + int64 server_id = 1; + // start_socket_id indicates that only sockets at or above this id should be + // included in the results. + int64 start_socket_id = 2; +} + +message GetServerSocketsResponse { + // list of socket refs that the connection detail service knows about. Sorted in + // ascending socket_id order. + repeated SocketRef socket_ref = 1; + // If set, indicates that the list of sockets is the final list. Requesting + // more sockets will only return more if they are created after this RPC + // completes. + bool end = 2; +} + +message GetTopChannelsRequest { + // start_channel_id indicates that only channels at or above this id should be + // included in the results. + int64 start_channel_id = 1; +} + +message GetTopChannelsResponse { + // list of channels that the connection detail service knows about. Sorted in + // ascending channel_id order. + repeated Channel channel = 1; + // If set, indicates that the list of channels is the final list. Requesting + // more channels can only return more if they are created after this RPC + // completes. + bool end = 2; +} + +message GetChannelRequest { + int64 channel_id = 1; +} + +message GetChannelResponse { + Channel channel = 1; +} + +message GetSubchannelRequest { + int64 subchannel_id = 1; +} + +message GetSubchannelResponse { + Subchannel subchannel = 1; +} + +message GetSocketRequest { + int64 socket_id = 1; +} + +message GetSocketResponse { + Socket socket = 1; +} |