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// Copyright 2021 The Sigstore Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
package fileca
import (
"crypto"
"crypto/x509"
"github.com/fsnotify/fsnotify"
)
func ioWatch(certPath, keyPath, keyPass string, watcher *fsnotify.Watcher, callback func([]*x509.Certificate, crypto.Signer)) {
for event := range watcher.Events {
if event.Op&fsnotify.Write == fsnotify.Write {
signerWithMutex, err := loadKeyPair(certPath, keyPath, keyPass)
if err != nil {
// Don't sweat it if this errors out. One file might
// have updated and the other isn't causing a key-pair
// mismatch
continue
}
callback(signerWithMutex.Certs, signerWithMutex.Signer)
}
}
}
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