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Feature: updater: no sleep for last DNS resolution

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This commit is contained in:
Quentin McGaw
2021-02-12 21:27:26 +00:00
parent fe5ec205fc
commit adaad62fbd
1 changed files with 8 additions and 1 deletions
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9
internal/updater/resolver.go
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@@ -86,7 +86,8 @@ func resolveRepeat(ctx context.Context, lookupIP lookupIPFunc, host string,
repetition int, timeBetween time.Duration) (ips []net.IP, err error) { repetition int, timeBetween time.Duration) (ips []net.IP, err error) {
uniqueIPs := make(map[string]struct{}) uniqueIPs := make(map[string]struct{})
for i := 0; i < repetition; i++ { i := 0
for {
newIPs, err := lookupIP(ctx, host) newIPs, err := lookupIP(ctx, host)
if err != nil { if err != nil {
return nil, err return nil, err
@@ -95,6 +96,12 @@ func resolveRepeat(ctx context.Context, lookupIP lookupIPFunc, host string,
key := ip.String() key := ip.String()
uniqueIPs[key] = struct{}{} uniqueIPs[key] = struct{}{}
} }
i++
if i == repetition {
break
}
timer := time.NewTimer(timeBetween) timer := time.NewTimer(timeBetween)
select { select {
case <-timer.C: case <-timer.C: