automation-tests/cmd/podman/umount.go

93 lines
2.2 KiB
Go

package main
import (
"fmt"
"github.com/pkg/errors"
"github.com/projectatomic/libpod/cmd/podman/libpodruntime"
"github.com/projectatomic/libpod/libpod"
"github.com/sirupsen/logrus"
"github.com/urfave/cli"
)
var (
umountFlags = []cli.Flag{
cli.BoolFlag{
Name: "all, a",
Usage: "umount all of the currently mounted containers",
},
}
umountCommand = cli.Command{
Name: "umount",
Aliases: []string{"unmount"},
Usage: "Unmounts working container's root filesystem",
Description: "Unmounts working container's root filesystem",
Flags: umountFlags,
Action: umountCmd,
ArgsUsage: "CONTAINER-NAME-OR-ID",
}
)
func umountCmd(c *cli.Context) error {
runtime, err := libpodruntime.GetRuntime(c)
if err != nil {
return errors.Wrapf(err, "could not get runtime")
}
defer runtime.Shutdown(false)
umountAll := c.Bool("all")
args := c.Args()
if len(args) == 0 && !umountAll {
return errors.Errorf("container ID must be specified")
}
if len(args) > 0 && umountAll {
return errors.Errorf("when using the --all switch, you may not pass any container IDs")
}
umountContainerErrStr := "error unmounting container"
var lastError error
if len(args) > 0 {
for _, name := range args {
ctr, err := runtime.LookupContainer(name)
if err != nil {
if lastError != nil {
logrus.Error(lastError)
}
lastError = errors.Wrapf(err, "%s %s", umountContainerErrStr, name)
continue
}
if err = ctr.Unmount(); err != nil {
if lastError != nil {
logrus.Error(lastError)
}
lastError = errors.Wrapf(err, "%s %s", umountContainerErrStr, name)
continue
}
fmt.Printf("%s\n", ctr.ID())
}
} else {
containers, err := runtime.GetContainers()
if err != nil {
return errors.Wrapf(err, "error reading Containers")
}
for _, ctr := range containers {
ctrState, err := ctr.State()
if ctrState == libpod.ContainerStateRunning || err != nil {
continue
}
if err = ctr.Unmount(); err != nil {
if lastError != nil {
logrus.Error(lastError)
}
lastError = errors.Wrapf(err, "%s %s", umountContainerErrStr, ctr.ID())
continue
}
fmt.Printf("%s\n", ctr.ID())
}
}
return lastError
}