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3462e18af3
* add query by MIME type to source.FileResolver Signed-off-by: Alex Goodman <alex.goodman@anchore.com> * import stereoscope lib changes to find mime type - add bin cataloger - add bin parser - add mime type go utils - import new resolver Signed-off-by: Christopher Angelo Phillips <christopher.phillips@anchore.com> * add go std library code to unpack bin - keep them in their own (original) files - add note for "this code was copied from" - comment the lines the required changing Signed-off-by: Christopher Angelo Phillips <christopher.phillips@anchore.com> Co-authored-by: Alex Goodman <alex.goodman@anchore.com>
42 lines
1.5 KiB
Go
42 lines
1.5 KiB
Go
package source
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import (
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"io"
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)
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// FileResolver is an interface that encompasses how to get specific file references and file contents for a generic data source.
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type FileResolver interface {
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FileContentResolver
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FilePathResolver
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FileLocationResolver
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FileMetadataResolver
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}
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// FileContentResolver knows how to get file content for a given Location
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type FileContentResolver interface {
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FileContentsByLocation(Location) (io.ReadCloser, error)
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}
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type FileMetadataResolver interface {
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FileMetadataByLocation(Location) (FileMetadata, error)
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}
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// FilePathResolver knows how to get a Location for given string paths and globs
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type FilePathResolver interface {
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// HasPath indicates if the given path exists in the underlying source.
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HasPath(string) bool
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// FilesByPath fetches a set of file references which have the given path (for an image, there may be multiple matches)
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FilesByPath(paths ...string) ([]Location, error)
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// FilesByGlob fetches a set of file references which the given glob matches
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FilesByGlob(patterns ...string) ([]Location, error)
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// FilesByMIMEType fetches a set of file references which the contents have been classified as one of the given MIME Types
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FilesByMIMEType(types ...string) ([]Location, error)
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// RelativeFileByPath fetches a single file at the given path relative to the layer squash of the given reference.
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// This is helpful when attempting to find a file that is in the same layer or lower as another file.
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RelativeFileByPath(_ Location, path string) *Location
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}
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type FileLocationResolver interface {
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AllLocations() <-chan Location
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}
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