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pkg/certs: On windows watch for directory changes to load certs (#6128)

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This PR fixes an issue when configuring Minio TLS on windows
This commit is contained in:
Harshavardhana 2018-07-05 16:33:37 -07:00 committed by kannappanr
parent c62813c887
commit 0ef0d7e685
1 changed files with 20 additions and 11 deletions
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31
pkg/certs/certs.go
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@ -18,6 +18,7 @@ package certs
import (
"crypto/tls"
"path/filepath"
"sync"
"github.com/rjeczalik/notify"
@ -74,11 +75,14 @@ func (c *Certs) watch() (err error) {
}
}()
if err = notify.Watch(c.certFile, c.e, eventWrite...); err != nil {
// Windows doesn't allow for watching file changes but instead allows
// for directory changes only, while we can still watch for changes
// on files on other platforms. Watch parent directory on all platforms
// for simplicity.
if err = notify.Watch(filepath.Dir(c.certFile), c.e, eventWrite...); err != nil {
return err
}
if err = notify.Watch(c.keyFile, c.e, eventWrite...); err != nil {
if err = notify.Watch(filepath.Dir(c.keyFile), c.e, eventWrite...); err != nil {
return err
}
c.Lock()
@ -93,16 +97,21 @@ func (c *Certs) watch() (err error) {
func (c *Certs) run() {
for event := range c.e {
base := filepath.Base(event.Path())
if isWriteEvent(event.Event()) {
cert, err := c.loadCert(c.certFile, c.keyFile)
if err != nil {
// ignore the error continue to use
// old certificates.
continue
certChanged := base == filepath.Base(c.certFile)
keyChanged := base == filepath.Base(c.keyFile)
if certChanged || keyChanged {
cert, err := c.loadCert(c.certFile, c.keyFile)
if err != nil {
// ignore the error continue to use
// old certificates.
continue
}
c.Lock()
c.cert = cert
c.Unlock()
}
c.Lock()
c.cert = cert
c.Unlock()
}
}
}