Configuration

The following configuration options are available:

Environment Variable Name	Description	Required	Default	Example
DWS_OWNER	DID of the server’s owner.	yes		did:key:z6MkrAvU5DpYtUjpJpohoKyKvWdbrQ1yyZcgM5TodLowsahP
DWS_ADDRESS	IP address that the service binds to.	no	127.0.0.1	0.0.0.0 (IPv4) or :: (IPv6)
DWS_PORT	Port that the service binds to.	no	8000	3000
DWS_BACKEND_FILE_STORE	Path to the directory that contains the DID documents files when DWS_BACKEND=file is used.	no	$PWD/did_store	/run/dws/did_store
DWS_BACKEND	Storage backend, currently mem and file are implemented.	no	mem	file
DWS_EXTERNAL_HOSTNAME	External DNS domain name of the service. The value becomes part of the DIDs.	no	localhost	example.com
DWS_EXTERNAL_PATH	External path that the DIDs will be served at. The value becomes part of the DIDs.	no	/	/dids
DWS_EXTERNAL_PORT	External service port. The value becomes part of the DIDs.	no	8000 if $DWS_EXTERNAL_HOSTNAME == "localhost" otherwise 443 as required by the specifiction	3000
DWS_RESOLVER_OVERRIDE	DID resolver compatible with https://w3c-ccg.github.io/did-resolution/ that’s used before the built-in resolver.	no		http://uni-resolver-web:8080/1.0/identifiers/
DWS_RESOLVER	DID resolver compatible with https://w3c-ccg.github.io/did-resolution/ that’s used after the built-in resovler.	no		http://uni-resolver-web:8080/1.0/identifiers/
DWS_TLS	Key and certificate for serving a HTTPS/TLS secured service.	no		{certs="cert.pem", key="private.key"}
DWS_LOG_LEVEL	Log level.	no	normal	off, normal, debug, or critical
DWS_<more>	Rocket offers more configuration settings, see https://rocket.rs/v0.5/guide/configuration/#environment-variables. Use prefix DWS_.	no