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https://github.com/caddyserver/caddy.git
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09188981c4
* tls: Add support for the tls-alpn-01 challenge Also updates lego/acme to latest on master. TODO: This implementation of the tls-alpn challenge is not yet solvable in a distributed Caddy cluster like the http challenge is. * build: Allow building with the race detector * tls: Support distributed solving of the TLS-ALPN-01 challenge * Update vendor and add a todo in MITM checker
29 lines
496 B
Go
29 lines
496 B
Go
package acme
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import (
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"fmt"
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"time"
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)
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// WaitFor polls the given function 'f', once every 'interval', up to 'timeout'.
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func WaitFor(timeout, interval time.Duration, f func() (bool, error)) error {
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var lastErr string
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timeup := time.After(timeout)
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for {
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select {
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case <-timeup:
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return fmt.Errorf("Time limit exceeded. Last error: %s", lastErr)
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default:
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}
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stop, err := f()
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if stop {
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return nil
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}
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if err != nil {
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lastErr = err.Error()
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}
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time.Sleep(interval)
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}
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}
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