diff options
Diffstat (limited to 'src/proto/grpc/lb/v0')
-rw-r--r-- | src/proto/grpc/lb/v0/load_balancer.options | 6 | ||||
-rw-r--r-- | src/proto/grpc/lb/v0/load_balancer.proto | 144 |
2 files changed, 0 insertions, 150 deletions
diff --git a/src/proto/grpc/lb/v0/load_balancer.options b/src/proto/grpc/lb/v0/load_balancer.options deleted file mode 100644 index 6d4528f838..0000000000 --- a/src/proto/grpc/lb/v0/load_balancer.options +++ /dev/null @@ -1,6 +0,0 @@ -grpc.lb.v0.InitialLoadBalanceRequest.name max_size:128 -grpc.lb.v0.InitialLoadBalanceResponse.client_config max_size:64 -grpc.lb.v0.InitialLoadBalanceResponse.load_balancer_delegate max_size:64 -grpc.lb.v0.Server.ip_address max_size:46 -grpc.lb.v0.Server.load_balance_token max_size:64 -load_balancer.proto no_unions:true diff --git a/src/proto/grpc/lb/v0/load_balancer.proto b/src/proto/grpc/lb/v0/load_balancer.proto deleted file mode 100644 index e88a4f8c4a..0000000000 --- a/src/proto/grpc/lb/v0/load_balancer.proto +++ /dev/null @@ -1,144 +0,0 @@ -// Copyright 2016, Google Inc. -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following disclaimer -// in the documentation and/or other materials provided with the -// distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -syntax = "proto3"; - -package grpc.lb.v0; - -message Duration { - - // Signed seconds of the span of time. Must be from -315,576,000,000 - // to +315,576,000,000 inclusive. - int64 seconds = 1; - - // Signed fractions of a second at nanosecond resolution of the span - // of time. Durations less than one second are represented with a 0 - // `seconds` field and a positive or negative `nanos` field. For durations - // of one second or more, a non-zero value for the `nanos` field must be - // of the same sign as the `seconds` field. Must be from -999,999,999 - // to +999,999,999 inclusive. - int32 nanos = 2; -} - -service LoadBalancer { - // Bidirectional rpc to get a list of servers. - rpc BalanceLoad(stream LoadBalanceRequest) - returns (stream LoadBalanceResponse); -} - -message LoadBalanceRequest { - oneof load_balance_request_type { - // This message should be sent on the first request to the load balancer. - InitialLoadBalanceRequest initial_request = 1; - - // The client stats should be periodically reported to the load balancer - // based on the duration defined in the InitialLoadBalanceResponse. - ClientStats client_stats = 2; - } -} - -message InitialLoadBalanceRequest { - // Name of load balanced service (IE, service.grpc.gslb.google.com) - string name = 1; -} - -// Contains client level statistics that are useful to load balancing. Each -// count should be reset to zero after reporting the stats. -message ClientStats { - // The total number of requests sent by the client since the last report. - int64 total_requests = 1; - - // The number of client rpc errors since the last report. - int64 client_rpc_errors = 2; - - // The number of dropped requests since the last report. - int64 dropped_requests = 3; -} - -message LoadBalanceResponse { - oneof load_balance_response_type { - // This message should be sent on the first response to the client. - InitialLoadBalanceResponse initial_response = 1; - - // Contains the list of servers selected by the load balancer. The client - // should send requests to these servers in the specified order. - ServerList server_list = 2; - } -} - -message InitialLoadBalanceResponse { - oneof initial_response_type { - // Contains gRPC config options like RPC deadline or flow control. - // TODO(yetianx): Change to ClientConfig after it is defined. - string client_config = 1; - - // This is an application layer redirect that indicates the client should - // use the specified server for load balancing. When this field is set in - // the response, the client should open a separate connection to the - // load_balancer_delegate and call the BalanceLoad method. - string load_balancer_delegate = 2; - } - - // This interval defines how often the client should send the client stats - // to the load balancer. Stats should only be reported when the duration is - // positive. - Duration client_stats_report_interval = 3; -} - -message ServerList { - // Contains a list of servers selected by the load balancer. The list will - // be updated when server resolutions change or as needed to balance load - // across more servers. The client should consume the server list in order - // unless instructed otherwise via the client_config. - repeated Server servers = 1; - - // Indicates the amount of time that the client should consider this server - // list as valid. It may be considered stale after waiting this interval of - // time after receiving the list. If the interval is not positive, the - // client can assume the list is valid until the next list is received. - Duration expiration_interval = 3; -} - -message Server { - // A resolved address and port for the server. The IP address string may - // either be an IPv4 or IPv6 address. - string ip_address = 1; - int32 port = 2; - - // An opaque token that is passed from the client to the server in metadata. - // The server may expect this token to indicate that the request from the - // client was load balanced. - // TODO(yetianx): Not used right now, and will be used after implementing - // load report. - bytes load_balance_token = 3; - - // Indicates whether this particular request should be dropped by the client - // when this server is chosen from the list. - bool drop_request = 4; -} |