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authorGiuseppe Scrivano <gscrivan@redhat.com>2019-05-21 10:01:29 +0200
committerGiuseppe Scrivano <gscrivan@redhat.com>2019-05-21 10:07:31 +0200
commit3788da93445dffda35a00366c90a9d8da6ef0702 (patch)
tree97d34259794a142b93e046a32184158029211cf7 /libpod/container_internal.go
parente43a98e512603d8608144efbcd3e9dde5759823f (diff)
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libpod: prefer WaitForFile to polling
replace two usage of kwait.ExponentialBackoff in favor of WaitForFile that uses inotify when possible. Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
Diffstat (limited to 'libpod/container_internal.go')
-rw-r--r--libpod/container_internal.go19
1 files changed, 4 insertions, 15 deletions
diff --git a/libpod/container_internal.go b/libpod/container_internal.go
index fc33a1bbc..5f8dd1c72 100644
--- a/libpod/container_internal.go
+++ b/libpod/container_internal.go
@@ -25,7 +25,6 @@ import (
opentracing "github.com/opentracing/opentracing-go"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
- kwait "k8s.io/apimachinery/pkg/util/wait"
)
const (
@@ -146,20 +145,10 @@ func (c *Container) exitFilePath() string {
func (c *Container) waitForExitFileAndSync() error {
exitFile := c.exitFilePath()
- err := kwait.ExponentialBackoff(
- kwait.Backoff{
- Duration: 500 * time.Millisecond,
- Factor: 1.2,
- Steps: 6,
- },
- func() (bool, error) {
- _, err := os.Stat(exitFile)
- if err != nil {
- // wait longer
- return false, nil
- }
- return true, nil
- })
+ chWait := make(chan error)
+ defer close(chWait)
+
+ _, err := WaitForFile(exitFile, chWait, time.Second*5)
if err != nil {
// Exit file did not appear
// Reset our state