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add env to disable the receive buffer warning (#3339)

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If the env QUIC_GO_DISABLE_RECEIVE_BUFFER_WARNING is set to true
(as defined by strconv.ParseBool()), the receive buffer warning
will not be printed out.
This commit is contained in:
Arash Payan 2022-03-07 06:16:52 -08:00 • committed by GitHub
parent 17952f3e06
commit fa070e585e
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1 changed files with 5 additions and 0 deletions
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5
packet_handler_map.go
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@ -9,6 +9,8 @@ import (
"hash"
"log"
"net"
"os"
"strconv"
"sync"
"time"
@ -122,6 +124,9 @@ func newPacketHandlerMap(
) (packetHandlerManager, error) {
if err := setReceiveBuffer(c, logger); err != nil {
receiveBufferWarningOnce.Do(func() {
if disable, _ := strconv.ParseBool(os.Getenv("QUIC_GO_DISABLE_RECEIVE_BUFFER_WARNING")); disable {
return
}
log.Printf("%s. See https://github.com/lucas-clemente/quic-go/wiki/UDP-Receive-Buffer-Size for details.", err)
})
}