53 lines
3.7 KiB
Go
53 lines
3.7 KiB
Go
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package storage
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import (
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"errors"
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)
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var (
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// ErrContainerUnknown indicates that there was no container with the specified name or ID.
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ErrContainerUnknown = errors.New("container not known")
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// ErrImageUnknown indicates that there was no image with the specified name or ID.
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ErrImageUnknown = errors.New("image not known")
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// ErrParentUnknown indicates that we didn't record the ID of the parent of the specified layer.
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ErrParentUnknown = errors.New("parent of layer not known")
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// ErrLayerUnknown indicates that there was no layer with the specified name or ID.
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ErrLayerUnknown = errors.New("layer not known")
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// ErrLoadError indicates that there was an initialization error.
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ErrLoadError = errors.New("error loading storage metadata")
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// ErrDuplicateID indicates that an ID which is to be assigned to a new item is already being used.
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ErrDuplicateID = errors.New("that ID is already in use")
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// ErrDuplicateName indicates that a name which is to be assigned to a new item is already being used.
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ErrDuplicateName = errors.New("that name is already in use")
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// ErrParentIsContainer is returned when a caller attempts to create a layer as a child of a container's layer.
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ErrParentIsContainer = errors.New("would-be parent layer is a container")
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// ErrNotAContainer is returned when the caller attempts to delete a container that isn't a container.
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ErrNotAContainer = errors.New("identifier is not a container")
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// ErrNotAnImage is returned when the caller attempts to delete an image that isn't an image.
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ErrNotAnImage = errors.New("identifier is not an image")
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// ErrNotALayer is returned when the caller attempts to delete a layer that isn't a layer.
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ErrNotALayer = errors.New("identifier is not a layer")
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// ErrNotAnID is returned when the caller attempts to read or write metadata from an item that doesn't exist.
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ErrNotAnID = errors.New("identifier is not a layer, image, or container")
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// ErrLayerHasChildren is returned when the caller attempts to delete a layer that has children.
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ErrLayerHasChildren = errors.New("layer has children")
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// ErrLayerUsedByImage is returned when the caller attempts to delete a layer that is an image's top layer.
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ErrLayerUsedByImage = errors.New("layer is in use by an image")
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// ErrLayerUsedByContainer is returned when the caller attempts to delete a layer that is a container's layer.
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ErrLayerUsedByContainer = errors.New("layer is in use by a container")
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// ErrImageUsedByContainer is returned when the caller attempts to delete an image that is a container's image.
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ErrImageUsedByContainer = errors.New("image is in use by a container")
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// ErrIncompleteOptions is returned when the caller attempts to initialize a Store without providing required information.
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ErrIncompleteOptions = errors.New("missing necessary StoreOptions")
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// ErrSizeUnknown is returned when the caller asks for the size of a big data item, but the Store couldn't determine the answer.
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ErrSizeUnknown = errors.New("size is not known")
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// ErrStoreIsReadOnly is returned when the caller makes a call to a read-only store that would require modifying its contents.
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ErrStoreIsReadOnly = errors.New("called a write method on a read-only store")
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// ErrLockReadOnly indicates that the caller only took a read-only lock, and is not allowed to write.
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ErrLockReadOnly = errors.New("lock is not a read-write lock")
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// ErrDuplicateImageNames indicates that the read-only store uses the same name for multiple images.
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ErrDuplicateImageNames = errors.New("read-only image store assigns the same name to multiple images")
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// ErrDuplicateLayerNames indicates that the read-only store uses the same name for multiple layers.
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ErrDuplicateLayerNames = errors.New("read-only layer store assigns the same name to multiple layers")
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)
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