Is there is any option for logging into docker from the command line using json format.
As the json is generated from google. But the command is not reading the file, any suggestions to read the complete json will help.
Yes, you can read the docker using the command that will help you to read the json file.
docker login -u _json_key --password-stdin https://link.io < keyfile.json
This Google cloud training will help you to understand better.