Scott Baker | 2d89798 | 2019-09-24 11:50:08 -0700 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * Copyright 2018 gRPC authors. |
| 4 | * |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at |
| 8 | * |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | * |
| 17 | */ |
| 18 | |
| 19 | package transport |
| 20 | |
| 21 | import ( |
| 22 | "math" |
| 23 | "time" |
| 24 | ) |
| 25 | |
| 26 | const ( |
| 27 | // The default value of flow control window size in HTTP2 spec. |
| 28 | defaultWindowSize = 65535 |
| 29 | // The initial window size for flow control. |
| 30 | initialWindowSize = defaultWindowSize // for an RPC |
| 31 | infinity = time.Duration(math.MaxInt64) |
| 32 | defaultClientKeepaliveTime = infinity |
| 33 | defaultClientKeepaliveTimeout = 20 * time.Second |
| 34 | defaultMaxStreamsClient = 100 |
| 35 | defaultMaxConnectionIdle = infinity |
| 36 | defaultMaxConnectionAge = infinity |
| 37 | defaultMaxConnectionAgeGrace = infinity |
| 38 | defaultServerKeepaliveTime = 2 * time.Hour |
| 39 | defaultServerKeepaliveTimeout = 20 * time.Second |
| 40 | defaultKeepalivePolicyMinTime = 5 * time.Minute |
| 41 | // max window limit set by HTTP2 Specs. |
| 42 | maxWindowSize = math.MaxInt32 |
| 43 | // defaultWriteQuota is the default value for number of data |
| 44 | // bytes that each stream can schedule before some of it being |
| 45 | // flushed out. |
| 46 | defaultWriteQuota = 64 * 1024 |
| 47 | defaultClientMaxHeaderListSize = uint32(16 << 20) |
| 48 | defaultServerMaxHeaderListSize = uint32(16 << 20) |
| 49 | ) |