IsExperimental checks if the experimental flag has been configured.

LoadConfigFiles creates a temp directory with BuildKit config and registry certificates ready to be copied to a container.

LoadConfigTree loads BuildKit config toml tree.

MetadataProvenance returns the metadata provenance mode from BUILDX_METADATA_PROVENANCE environment variable.

MetadataWarningsEnabled returns whether metadata warnings are enabled from BUILDX_METADATA_WARNINGS environment variable (default false).

ParseMetadataProvenance parses the metadata provenance mode from a string.

DefaultBuildKitStateDir and DefaultBuildKitConfigDir are the location where buildkitd inside the container stores its state.

MetadataProvenanceModeDisabled doesn't set provenance.

MetadataProvenanceModeMax sets full provenance.

MetadataProvenanceModeMin sets minimal provenance (default).

MetadataProvenanceMode is the type for setting provenance in the metadata file.