Java ORAS CLI

And experimental ORAS CLI written in Java that relies on the ORAS java SDK.

Usage

Make sure the ORAS java SDK is compiled and installed on the local maven cache (Not distributed yet)

mvn clean install

Run

Docker a local registry

$ docker run -d -p 5000:5000 ghcr.io/project-zot/zot-linux-amd64:v2.1.2

Push an Artifact

$ echo "Hello World" > hi.txt
$ java -jar java-oras-cli/target/oras-java.jar push --insecure --file hi.txt localhost:5000/hello:v1
Uploaded: sha256:d2a84f4b8b650937ec8f73cd8be2c74add5a911ba64df27458ed8229da804a26

Push a Blob

$ java -jar java-oras-cli/target/oras-java.jar blob-push --file pom.xml --insecure localhost:5000/hello:v1
Pushed blob with digest sha256:fe46cc83694e6476a22d25bbfc0c91dcadf37b123767d82f7a581dbd129eb641

Push manifest

$ java -jar java-oras-cli/target/oras-java.jar manifest-push --file empty-manifest.json --insecure localhost:5000/hello:v1
Pushed manifest to http://localhost:5000/v2/hello/manifests/sha256:adaed35e3a0e62e47074aece95c96f34079f70a549f8dcf284aba4f9080291d3

Pull an Artifact

rm -f hi.txt
java -jar java-oras-cli/target/oras-java.jar pull --insecure localhost:5000/hello:v1

Pull a blob

$ java -jar java-oras-cli/target/oras-java.jar blob-fetch --output my-blob --insecure localhost:5000/hello:v1@sha256:fe46cc83694e6476a22d25bbfc0c91dcadf37b123767d82f7a581dbd129eb641
Fetching blob... 
Fetched blob on /home/vald/git/github/oras-java-cli/my-blob

Delete a blob

$ java -jar java-oras-cli/target/oras-java.jar blob-delete --insecure localhost:5000/hello:v1@sha256:fe46cc83694e6476a22d25bbfc0c91dcadf37b123767d82f7a581dbd129eb641
Deleting blob... 
Deleted blob

Pull a manifest

$ java -jar java-oras-cli/target/oras-java.jar manifest-fetch --output my-manifest --insecure localhost:5000/hello:v1
$ cat my-manifest
{"schemaVersion":2,"mediaType":"application/vnd.oci.image.manifest.v1+json","config":{"mediaType":"application/vnd.oci.empty.v1+json","digest":"sha256:44136fa355b3678a1146ad16f7e86
49e94fb4fc21fe77e8310c060f61caaff8a","size":2},"layers":[{"mediaType":"application/vnd.oci.empty.v1+json","digest":"sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a","size":2,"data":"e30\u003d"}],"annotations":{}}