mdrs

mdrs is a command-line client for uploading and downloading files to and from an MDRS-based repository.

Installing

Build from source

cargo build --release

The compiled binary will be available at target/release/mdrs.

To build a fully static binary for Linux:

cargo build --release --target x86_64-unknown-linux-musl

Configuration

Environment variables

The following environment variables can be set, either in the shell or via a .env file placed in the working directory:

Variable	Default	Description
MDRS_CLIENT_CONFIG_DIRNAME	~/.mdrs-client	Directory where config and login cache files are stored
MDRS_CLIENT_CONCURRENT	10	Number of concurrent file transfers for upload/download

Example Usage

config create

Register a remote host.

mdrs config create neurodata https://neurodata.riken.jp/api

config update

Update the URL of a registered remote host.

mdrs config update neurodata https://neurodata.riken.jp/api

config list

List registered remote hosts.

mdrs config list
mdrs config ls

config delete

Remove a registered remote host.

mdrs config delete neurodata
mdrs config rm neurodata

login

Log in to a remote host and cache credentials.

mdrs login neurodata:
Username: (enter your login name)
Password: (enter your password)

mdrs login -u USERNAME -p PASSWORD neurodata:

logout

Log out from a remote host and remove cached credentials.

mdrs logout neurodata:

whoami

Print the currently logged-in user name.

mdrs whoami neurodata:

labs

List all laboratories accessible to the current user.

mdrs labs neurodata:

ls

List the contents of a remote folder.

mdrs ls neurodata:/NIU/Repository/
mdrs ls -p SHARING_PASSWORD neurodata:/NIU/Repository/PW_Open/
mdrs ls -r neurodata:/NIU/Repository/Dataset1/
mdrs ls -J -r neurodata:/NIU/Repository/Dataset1/
mdrs ls -q neurodata:/NIU/Repository/

mkdir

Create a new remote folder.

mdrs mkdir neurodata:/NIU/Repository/TEST

upload

Upload a file or directory to a remote folder.

mdrs upload ./sample.dat neurodata:/NIU/Repository/TEST/
mdrs upload -r ./dataset neurodata:/NIU/Repository/TEST/
mdrs upload -r --skip-if-exists ./dataset neurodata:/NIU/Repository/TEST/

download

Download a file or folder from a remote path.

mdrs download neurodata:/NIU/Repository/TEST/sample.dat ./
mdrs download -r neurodata:/NIU/Repository/TEST/dataset/ ./
mdrs download -p SHARING_PASSWORD neurodata:/NIU/Repository/PW_Open/Readme.dat ./
mdrs download -r --exclude /NIU/Repository/TEST/dataset/skip neurodata:/NIU/Repository/TEST/dataset/ ./
mdrs download -r --skip-if-exists neurodata:/NIU/Repository/TEST/dataset/ ./

mv

Move or rename a file or folder on the remote.

mdrs mv neurodata:/NIU/Repository/TEST/sample.dat neurodata:/NIU/Repository/TEST2/sample2.dat
mdrs mv neurodata:/NIU/Repository/TEST/dataset neurodata:/NIU/Repository/TEST2/

cp

Copy a file or folder on the remote.

mdrs cp neurodata:/NIU/Repository/TEST/sample.dat neurodata:/NIU/Repository/TEST2/sample2.dat
mdrs cp -r neurodata:/NIU/Repository/TEST/dataset neurodata:/NIU/Repository/TEST2/

rm

Remove a file or folder from the remote.

mdrs rm neurodata:/NIU/Repository/TEST/sample.dat
mdrs rm -r neurodata:/NIU/Repository/TEST/dataset

chacl

Change the access level of a remote folder.

mdrs chacl private neurodata:/NIU/Repository/Private
mdrs chacl cbs_open -r neurodata:/NIU/Repository/CBS_Open
mdrs chacl pw_open -r -p SHARING_PASSWORD neurodata:/NIU/Repository/PW_Open

Available access levels: private, public, pw_open, cbs_open, 5kikan_open, cbs_pw_open, 5kikan_pw_open

metadata

Show metadata for a remote folder.

mdrs metadata neurodata:/NIU/Repository/TEST/
mdrs metadata -p SHARING_PASSWORD neurodata:/NIU/Repository/PW_Open/

file-metadata

Show metadata for a remote file.

mdrs file-metadata neurodata:/NIU/Repository/TEST/dataset/sample.dat
mdrs file-metadata -p SHARING_PASSWORD neurodata:/NIU/Repository/PW_Open/Readme.txt

version

Show the tool name and version number.

mdrs version

help

Show help for a command.

mdrs --help
mdrs upload --help

License

MIT © 2026- Neuroinformatics Unit, RIKEN CBS