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chore: periodically try fallback

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This commit is contained in:
Skyxim 2023-02-26 10:59:25 +08:00
parent 72ab200faf
commit 7468d08e4d
1 changed files with 3 additions and 3 deletions
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6
component/dialer/dialer.go
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@ -195,8 +195,8 @@ func dualStackDialContext(
ipv4DialFn func(ctx context.Context) (net.Conn, error), ipv4DialFn func(ctx context.Context) (net.Conn, error),
ipv6DialFn func(ctx context.Context) (net.Conn, error), ipv6DialFn func(ctx context.Context) (net.Conn, error),
preferIPv4 bool) (net.Conn, error) { preferIPv4 bool) (net.Conn, error) {
fallbackTimer := time.NewTimer(fallbackTimeout) fallbackTicker := time.NewTicker(fallbackTimeout)
defer fallbackTimer.Stop() defer fallbackTicker.Stop()
results := make(chan dialResult) results := make(chan dialResult)
returned := make(chan struct{}) returned := make(chan struct{})
defer close(returned) defer close(returned)
@ -224,7 +224,7 @@ func dualStackDialContext(
return fallback.Conn, nil return fallback.Conn, nil
} }
return nil, fmt.Errorf("dual stack connect failed: %w", err) return nil, fmt.Errorf("dual stack connect failed: %w", err)
case <-fallbackTimer.C: case <-fallbackTicker.C:
if fallback.error == nil && fallback.Conn != nil { if fallback.error == nil && fallback.Conn != nil {
return fallback.Conn, nil return fallback.Conn, nil
} }