From 08036e9af7f0c3f9f607655bac01187c12fcd4e3 Mon Sep 17 00:00:00 2001 From: Aditya R Date: Wed, 2 Mar 2022 18:15:12 +0530 Subject: vendor: bump c/storage to main/d06b0f Bump c/storage to main/d06b0f so we podman could use new `race-free` `AddNames` and `RemoveNames` api Signed-off-by: Aditya R --- vendor/github.com/containers/storage/containers.go | 53 +++++++++++++----- .../containers/storage/drivers/overlay/overlay.go | 2 +- vendor/github.com/containers/storage/errors.go | 5 ++ vendor/github.com/containers/storage/images.go | 57 +++++++++++++++----- vendor/github.com/containers/storage/layers.go | 53 +++++++++++++----- vendor/github.com/containers/storage/store.go | 63 ++++++++++++++++++++-- vendor/github.com/containers/storage/utils.go | 32 +++++++++++ 7 files changed, 221 insertions(+), 44 deletions(-) (limited to 'vendor/github.com') diff --git a/vendor/github.com/containers/storage/containers.go b/vendor/github.com/containers/storage/containers.go index 5425f0339..a8b20f03a 100644 --- a/vendor/github.com/containers/storage/containers.go +++ b/vendor/github.com/containers/storage/containers.go @@ -84,8 +84,17 @@ type ContainerStore interface { // SetNames updates the list of names associated with the container // with the specified ID. + // Deprecated: Prone to race conditions, suggested alternatives are `AddNames` and `RemoveNames`. SetNames(id string, names []string) error + // AddNames adds the supplied values to the list of names associated with the container with + // the specified id. + AddNames(id string, names []string) error + + // RemoveNames removes the supplied values from the list of names associated with the container with + // the specified id. + RemoveNames(id string, names []string) error + // Get retrieves information about a container given an ID or name. Get(id string) (*Container, error) @@ -377,22 +386,40 @@ func (r *containerStore) removeName(container *Container, name string) { container.Names = stringSliceWithoutValue(container.Names, name) } +// Deprecated: Prone to race conditions, suggested alternatives are `AddNames` and `RemoveNames`. func (r *containerStore) SetNames(id string, names []string) error { - names = dedupeNames(names) - if container, ok := r.lookup(id); ok { - for _, name := range container.Names { - delete(r.byname, name) - } - for _, name := range names { - if otherContainer, ok := r.byname[name]; ok { - r.removeName(otherContainer, name) - } - r.byname[name] = container + return r.updateNames(id, names, setNames) +} + +func (r *containerStore) AddNames(id string, names []string) error { + return r.updateNames(id, names, addNames) +} + +func (r *containerStore) RemoveNames(id string, names []string) error { + return r.updateNames(id, names, removeNames) +} + +func (r *containerStore) updateNames(id string, names []string, op updateNameOperation) error { + container, ok := r.lookup(id) + if !ok { + return ErrContainerUnknown + } + oldNames := container.Names + names, err := applyNameOperation(oldNames, names, op) + if err != nil { + return err + } + for _, name := range oldNames { + delete(r.byname, name) + } + for _, name := range names { + if otherContainer, ok := r.byname[name]; ok { + r.removeName(otherContainer, name) } - container.Names = names - return r.Save() + r.byname[name] = container } - return ErrContainerUnknown + container.Names = names + return r.Save() } func (r *containerStore) Delete(id string) error { diff --git a/vendor/github.com/containers/storage/drivers/overlay/overlay.go b/vendor/github.com/containers/storage/drivers/overlay/overlay.go index e9a06d8be..739828b35 100644 --- a/vendor/github.com/containers/storage/drivers/overlay/overlay.go +++ b/vendor/github.com/containers/storage/drivers/overlay/overlay.go @@ -1530,7 +1530,7 @@ func (d *Driver) get(id string, disableShifting bool, options graphdriver.MountO diffDir := path.Join(id, "diff") opts = fmt.Sprintf("lowerdir=%s,upperdir=%s,workdir=%s", strings.Join(relLowers, ":"), diffDir, workdir) } else { - opts = fmt.Sprintf("lowerdir=%s", strings.Join(absLowers, ":")) + opts = fmt.Sprintf("lowerdir=%s", strings.Join(relLowers, ":")) } if len(optsList) > 0 { opts = fmt.Sprintf("%s,%s", opts, strings.Join(optsList, ",")) diff --git a/vendor/github.com/containers/storage/errors.go b/vendor/github.com/containers/storage/errors.go index 0b55639e6..de6e37754 100644 --- a/vendor/github.com/containers/storage/errors.go +++ b/vendor/github.com/containers/storage/errors.go @@ -1,6 +1,8 @@ package storage import ( + "errors" + "github.com/containers/storage/types" ) @@ -57,4 +59,7 @@ var ( ErrNotSupported = types.ErrNotSupported // ErrInvalidMappings is returned when the specified mappings are invalid. ErrInvalidMappings = types.ErrInvalidMappings + // ErrInvalidNameOperation is returned when updateName is called with invalid operation. + // Internal error + errInvalidUpdateNameOperation = errors.New("invalid update name operation") ) diff --git a/vendor/github.com/containers/storage/images.go b/vendor/github.com/containers/storage/images.go index 882ba7894..a4c3ed22c 100644 --- a/vendor/github.com/containers/storage/images.go +++ b/vendor/github.com/containers/storage/images.go @@ -136,8 +136,19 @@ type ImageStore interface { // SetNames replaces the list of names associated with an image with the // supplied values. The values are expected to be valid normalized // named image references. + // Deprecated: Prone to race conditions, suggested alternatives are `AddNames` and `RemoveNames`. SetNames(id string, names []string) error + // AddNames adds the supplied values to the list of names associated with the image with + // the specified id. The values are expected to be valid normalized + // named image references. + AddNames(id string, names []string) error + + // RemoveNames removes the supplied values from the list of names associated with the image with + // the specified id. The values are expected to be valid normalized + // named image references. + RemoveNames(id string, names []string) error + // Delete removes the record of the image. Delete(id string) error @@ -505,26 +516,44 @@ func (i *Image) addNameToHistory(name string) { i.NamesHistory = dedupeNames(append([]string{name}, i.NamesHistory...)) } +// Deprecated: Prone to race conditions, suggested alternatives are `AddNames` and `RemoveNames`. func (r *imageStore) SetNames(id string, names []string) error { + return r.updateNames(id, names, setNames) +} + +func (r *imageStore) AddNames(id string, names []string) error { + return r.updateNames(id, names, addNames) +} + +func (r *imageStore) RemoveNames(id string, names []string) error { + return r.updateNames(id, names, removeNames) +} + +func (r *imageStore) updateNames(id string, names []string, op updateNameOperation) error { if !r.IsReadWrite() { return errors.Wrapf(ErrStoreIsReadOnly, "not allowed to change image name assignments at %q", r.imagespath()) } - names = dedupeNames(names) - if image, ok := r.lookup(id); ok { - for _, name := range image.Names { - delete(r.byname, name) - } - for _, name := range names { - if otherImage, ok := r.byname[name]; ok { - r.removeName(otherImage, name) - } - r.byname[name] = image - image.addNameToHistory(name) + image, ok := r.lookup(id) + if !ok { + return errors.Wrapf(ErrImageUnknown, "error locating image with ID %q", id) + } + oldNames := image.Names + names, err := applyNameOperation(oldNames, names, op) + if err != nil { + return err + } + for _, name := range oldNames { + delete(r.byname, name) + } + for _, name := range names { + if otherImage, ok := r.byname[name]; ok { + r.removeName(otherImage, name) } - image.Names = names - return r.Save() + r.byname[name] = image + image.addNameToHistory(name) } - return errors.Wrapf(ErrImageUnknown, "error locating image with ID %q", id) + image.Names = names + return r.Save() } func (r *imageStore) Delete(id string) error { diff --git a/vendor/github.com/containers/storage/layers.go b/vendor/github.com/containers/storage/layers.go index 985d5f644..8a5616dfc 100644 --- a/vendor/github.com/containers/storage/layers.go +++ b/vendor/github.com/containers/storage/layers.go @@ -221,8 +221,17 @@ type LayerStore interface { // SetNames replaces the list of names associated with a layer with the // supplied values. + // Deprecated: Prone to race conditions, suggested alternatives are `AddNames` and `RemoveNames`. SetNames(id string, names []string) error + // AddNames adds the supplied values to the list of names associated with the layer with the + // specified id. + AddNames(id string, names []string) error + + // RemoveNames remove the supplied values from the list of names associated with the layer with the + // specified id. + RemoveNames(id string, names []string) error + // Delete deletes a layer with the specified name or ID. Delete(id string) error @@ -1040,25 +1049,43 @@ func (r *layerStore) removeName(layer *Layer, name string) { layer.Names = stringSliceWithoutValue(layer.Names, name) } +// Deprecated: Prone to race conditions, suggested alternatives are `AddNames` and `RemoveNames`. func (r *layerStore) SetNames(id string, names []string) error { + return r.updateNames(id, names, setNames) +} + +func (r *layerStore) AddNames(id string, names []string) error { + return r.updateNames(id, names, addNames) +} + +func (r *layerStore) RemoveNames(id string, names []string) error { + return r.updateNames(id, names, removeNames) +} + +func (r *layerStore) updateNames(id string, names []string, op updateNameOperation) error { if !r.IsReadWrite() { return errors.Wrapf(ErrStoreIsReadOnly, "not allowed to change layer name assignments at %q", r.layerspath()) } - names = dedupeNames(names) - if layer, ok := r.lookup(id); ok { - for _, name := range layer.Names { - delete(r.byname, name) - } - for _, name := range names { - if otherLayer, ok := r.byname[name]; ok { - r.removeName(otherLayer, name) - } - r.byname[name] = layer + layer, ok := r.lookup(id) + if !ok { + return ErrLayerUnknown + } + oldNames := layer.Names + names, err := applyNameOperation(oldNames, names, op) + if err != nil { + return err + } + for _, name := range oldNames { + delete(r.byname, name) + } + for _, name := range names { + if otherLayer, ok := r.byname[name]; ok { + r.removeName(otherLayer, name) } - layer.Names = names - return r.Save() + r.byname[name] = layer } - return ErrLayerUnknown + layer.Names = names + return r.Save() } func (r *layerStore) datadir(id string) string { diff --git a/vendor/github.com/containers/storage/store.go b/vendor/github.com/containers/storage/store.go index f49266c2c..6b40b68ca 100644 --- a/vendor/github.com/containers/storage/store.go +++ b/vendor/github.com/containers/storage/store.go @@ -31,6 +31,14 @@ import ( "github.com/pkg/errors" ) +type updateNameOperation int + +const ( + setNames updateNameOperation = iota + addNames + removeNames +) + var ( stores []*store storesLock sync.Mutex @@ -368,8 +376,17 @@ type Store interface { // SetNames changes the list of names for a layer, image, or container. // Duplicate names are removed from the list automatically. + // Deprecated: Prone to race conditions, suggested alternatives are `AddNames` and `RemoveNames`. SetNames(id string, names []string) error + // AddNames adds the list of names for a layer, image, or container. + // Duplicate names are removed from the list automatically. + AddNames(id string, names []string) error + + // RemoveNames removes the list of names for a layer, image, or container. + // Duplicate names are removed from the list automatically. + RemoveNames(id string, names []string) error + // ListImageBigData retrieves a list of the (possibly large) chunks of // named data associated with an image. ListImageBigData(id string) ([]string, error) @@ -2050,7 +2067,20 @@ func dedupeNames(names []string) []string { return deduped } +// Deprecated: Prone to race conditions, suggested alternatives are `AddNames` and `RemoveNames`. func (s *store) SetNames(id string, names []string) error { + return s.updateNames(id, names, setNames) +} + +func (s *store) AddNames(id string, names []string) error { + return s.updateNames(id, names, addNames) +} + +func (s *store) RemoveNames(id string, names []string) error { + return s.updateNames(id, names, removeNames) +} + +func (s *store) updateNames(id string, names []string, op updateNameOperation) error { deduped := dedupeNames(names) rlstore, err := s.LayerStore() @@ -2063,7 +2093,16 @@ func (s *store) SetNames(id string, names []string) error { return err } if rlstore.Exists(id) { - return rlstore.SetNames(id, deduped) + switch op { + case setNames: + return rlstore.SetNames(id, deduped) + case removeNames: + return rlstore.RemoveNames(id, deduped) + case addNames: + return rlstore.AddNames(id, deduped) + default: + return errInvalidUpdateNameOperation + } } ristore, err := s.ImageStore() @@ -2076,7 +2115,16 @@ func (s *store) SetNames(id string, names []string) error { return err } if ristore.Exists(id) { - return ristore.SetNames(id, deduped) + switch op { + case setNames: + return ristore.SetNames(id, deduped) + case removeNames: + return ristore.RemoveNames(id, deduped) + case addNames: + return ristore.AddNames(id, deduped) + default: + return errInvalidUpdateNameOperation + } } // Check is id refers to a RO Store @@ -2114,7 +2162,16 @@ func (s *store) SetNames(id string, names []string) error { return err } if rcstore.Exists(id) { - return rcstore.SetNames(id, deduped) + switch op { + case setNames: + return rcstore.SetNames(id, deduped) + case removeNames: + return rcstore.RemoveNames(id, deduped) + case addNames: + return rcstore.AddNames(id, deduped) + default: + return errInvalidUpdateNameOperation + } } return ErrLayerUnknown } diff --git a/vendor/github.com/containers/storage/utils.go b/vendor/github.com/containers/storage/utils.go index 80d56041b..cec377f26 100644 --- a/vendor/github.com/containers/storage/utils.go +++ b/vendor/github.com/containers/storage/utils.go @@ -40,3 +40,35 @@ func validateMountOptions(mountOptions []string) error { } return nil } + +func applyNameOperation(oldNames []string, opParameters []string, op updateNameOperation) ([]string, error) { + result := make([]string, 0) + switch op { + case setNames: + // ignore all old names and just return new names + return dedupeNames(opParameters), nil + case removeNames: + // remove given names from old names + for _, name := range oldNames { + // only keep names in final result which do not intersect with input names + // basically `result = oldNames - opParameters` + nameShouldBeRemoved := false + for _, opName := range opParameters { + if name == opName { + nameShouldBeRemoved = true + } + } + if !nameShouldBeRemoved { + result = append(result, name) + } + } + return dedupeNames(result), nil + case addNames: + result = append(result, opParameters...) + result = append(result, oldNames...) + return dedupeNames(result), nil + default: + return result, errInvalidUpdateNameOperation + } + return dedupeNames(result), nil +} -- cgit v1.2.3-54-g00ecf