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Add a constant for the maximum number of attempts

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This commit is contained in:
Frank Denis 2022-06-28 18:30:15 +02:00
parent 0e2bb13254
commit 38e87f9a7b
1 changed files with 3 additions and 2 deletions
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5
dnscrypt-proxy/dnsutils.go
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@ -316,11 +316,12 @@ func DNSExchange(
) (*dns.Msg, time.Duration, bool, error) { ) (*dns.Msg, time.Duration, bool, error) {
for { for {
cancelChannel := make(chan struct{}) cancelChannel := make(chan struct{})
channel := make(chan DNSExchangeResponse, 6) maxTries := 3
channel := make(chan DNSExchangeResponse, 2*maxTries)
var err error var err error
options := 0 options := 0
for tries := 0; tries < 3; tries++ { for tries := 0; tries < maxTries; tries++ {
if tryFragmentsSupport { if tryFragmentsSupport {
queryCopy := query.Copy() queryCopy := query.Copy()
queryCopy.Id += uint16(options) queryCopy.Id += uint16(options)