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|
package libpod
import (
"context"
"fmt"
"os"
"path/filepath"
"github.com/containers/common/libimage"
"github.com/containers/podman/v3/libpod/define"
"github.com/containers/podman/v3/pkg/errorhandling"
"github.com/containers/podman/v3/pkg/rootless"
"github.com/containers/podman/v3/pkg/util"
"github.com/containers/storage"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
)
// Reset removes all storage
func (r *Runtime) Reset(ctx context.Context) error {
var timeout *uint
pods, err := r.GetAllPods()
if err != nil {
return err
}
for _, p := range pods {
if err := r.RemovePod(ctx, p, true, true, timeout); err != nil {
if errors.Cause(err) == define.ErrNoSuchPod {
continue
}
logrus.Errorf("Removing Pod %s: %v", p.ID(), err)
}
}
ctrs, err := r.GetAllContainers()
if err != nil {
return err
}
for _, c := range ctrs {
if err := r.RemoveContainer(ctx, c, true, true, timeout); err != nil {
if err := r.RemoveStorageContainer(c.ID(), true); err != nil {
if errors.Cause(err) == define.ErrNoSuchCtr {
continue
}
logrus.Errorf("Removing container %s: %v", c.ID(), err)
}
}
}
if err := r.stopPauseProcess(); err != nil {
logrus.Errorf("Stopping pause process: %v", err)
}
rmiOptions := &libimage.RemoveImagesOptions{Filters: []string{"readonly=false"}}
if _, rmiErrors := r.LibimageRuntime().RemoveImages(ctx, nil, rmiOptions); rmiErrors != nil {
return errorhandling.JoinErrors(rmiErrors)
}
volumes, err := r.state.AllVolumes()
if err != nil {
return err
}
for _, v := range volumes {
if err := r.RemoveVolume(ctx, v, true, timeout); err != nil {
if errors.Cause(err) == define.ErrNoSuchVolume {
continue
}
logrus.Errorf("Removing volume %s: %v", v.config.Name, err)
}
}
xdgRuntimeDir := filepath.Clean(os.Getenv("XDG_RUNTIME_DIR"))
_, prevError := r.store.Shutdown(true)
graphRoot := filepath.Clean(r.store.GraphRoot())
if graphRoot == xdgRuntimeDir {
if prevError != nil {
logrus.Error(prevError)
}
prevError = errors.Errorf("failed to remove runtime graph root dir %s, since it is the same as XDG_RUNTIME_DIR", graphRoot)
} else {
if err := os.RemoveAll(graphRoot); err != nil {
if prevError != nil {
logrus.Error(prevError)
}
prevError = err
}
}
runRoot := filepath.Clean(r.store.RunRoot())
if runRoot == xdgRuntimeDir {
if prevError != nil {
logrus.Error(prevError)
}
prevError = errors.Errorf("failed to remove runtime root dir %s, since it is the same as XDG_RUNTIME_DIR", runRoot)
} else {
if err := os.RemoveAll(runRoot); err != nil {
if prevError != nil {
logrus.Error(prevError)
}
prevError = err
}
}
runtimeDir, err := util.GetRuntimeDir()
if err != nil {
return err
}
tempDir := r.config.Engine.TmpDir
if tempDir == runtimeDir {
tempDir = filepath.Join(tempDir, "containers")
}
if filepath.Clean(tempDir) == xdgRuntimeDir {
if prevError != nil {
logrus.Error(prevError)
}
prevError = errors.Errorf("failed to remove runtime tmpdir %s, since it is the same as XDG_RUNTIME_DIR", tempDir)
} else {
if err := os.RemoveAll(tempDir); err != nil {
if prevError != nil {
logrus.Error(prevError)
}
prevError = err
}
}
if storageConfPath, err := storage.DefaultConfigFile(rootless.IsRootless()); err == nil {
if _, err = os.Stat(storageConfPath); err == nil {
fmt.Printf("A storage.conf file exists at %s\n", storageConfPath)
fmt.Println("You should remove this file if you did not modify the configuration.")
}
} else {
if prevError != nil {
logrus.Error(prevError)
}
prevError = err
}
return prevError
}
|
