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path: root/cmd/podman/create.go
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Diffstat (limited to 'cmd/podman/create.go')
-rw-r--r--cmd/podman/create.go29
1 files changed, 18 insertions, 11 deletions
diff --git a/cmd/podman/create.go b/cmd/podman/create.go
index 248ff1b7d..9f6825c95 100644
--- a/cmd/podman/create.go
+++ b/cmd/podman/create.go
@@ -95,15 +95,6 @@ func createInit(c *cli.Context) error {
return err
}
- if c.String("cidfile") != "" {
- if _, err := os.Stat(c.String("cidfile")); err == nil {
- return errors.Errorf("container id file exists. ensure another container is not using it or delete %s", c.String("cidfile"))
- }
- if err := libpod.WriteFile("", c.String("cidfile")); err != nil {
- return errors.Wrapf(err, "unable to write cidfile %s", c.String("cidfile"))
- }
- }
-
if len(c.Args()) < 1 {
return errors.Errorf("image name or ID is required")
}
@@ -119,6 +110,20 @@ func createContainer(c *cli.Context, runtime *libpod.Runtime) (*libpod.Container
rootfs = c.Args()[0]
}
+ var err error
+ var cidFile *os.File
+ if c.IsSet("cidfile") && os.Geteuid() == 0 {
+ cidFile, err = libpod.OpenExclusiveFile(c.String("cidfile"))
+ if err != nil && os.IsExist(err) {
+ return nil, nil, errors.Errorf("container id file exists. Ensure another container is not using it or delete %s", c.String("cidfile"))
+ }
+ if err != nil {
+ return nil, nil, errors.Errorf("error opening cidfile %s", c.String("cidfile"))
+ }
+ defer cidFile.Close()
+ defer cidFile.Sync()
+ }
+
imageName := ""
var data *inspect.ImageData = nil
@@ -171,12 +176,14 @@ func createContainer(c *cli.Context, runtime *libpod.Runtime) (*libpod.Container
return nil, nil, err
}
- if c.String("cidfile") != "" {
- err := libpod.WriteFile(ctr.ID(), c.String("cidfile"))
+ if cidFile != nil {
+ _, err = cidFile.WriteString(ctr.ID())
if err != nil {
logrus.Error(err)
}
+
}
+
logrus.Debugf("New container created %q", ctr.ID())
return ctr, createConfig, nil
}