DockerDomain holds docker primary domain to pull images from.

DockerProtocol holds docker hub base URI.

EnvDockerPassword should be used to set Docker password for build engine when building from a private registry.

EnvDockerUsername should be used to set Docker username for build engine when building from a private registry.

ExecScript is a path to a shell script that should wrap any command to execute inside a container based on a native SIF image.

KeysServer is a default singularity key management and verification server.

LibraryDomain holds the sylabs cloud library primary domain.

LocalFileDomain is a special case domain that should be used for a pre-pulled SIF images.

RunScript is a path to a shell script that should be used as a default container entrypoint based on a native SIF image.

RuntimeName is the official name of Singularity runtime.