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defaults.go
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defaults.go
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/*
*
* 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.
*
*/
package transport
import (
"math"
"time"
)
const (
// The default value of flow control window size in HTTP2 spec.
defaultWindowSize = 65535
// The initial window size for flow control.
initialWindowSize = defaultWindowSize // for an RPC
infinity = time.Duration(math.MaxInt64)
defaultClientKeepaliveTime = infinity
defaultClientKeepaliveTimeout = 20 * time.Second
defaultMaxStreamsClient = 100
defaultMaxConnectionIdle = infinity
defaultMaxConnectionAge = infinity
defaultMaxConnectionAgeGrace = infinity
defaultServerKeepaliveTime = 2 * time.Hour
defaultServerKeepaliveTimeout = 20 * time.Second
defaultKeepalivePolicyMinTime = 5 * time.Minute
// max window limit set by HTTP2 Specs.
maxWindowSize = math.MaxInt32
// defaultWriteQuota is the default value for number of data
// bytes that each stream can schedule before some of it being
// flushed out.
defaultWriteQuota = 64 * 1024
defaultClientMaxHeaderListSize = uint32(16 << 20)
defaultServerMaxHeaderListSize = uint32(16 << 20)
)