Looks like this is because it defaults to use the secretservice executable which seems to have some sort of X11 dependency for some reason. If you install and configure pass docker will use that instead which seems to solve the problem. In a nutshell (from https://github.com/docker/compose/issues/6023) sudo apt install gnupg2 pass gpg2 –full-generate-key This generates … Read more
OK – I found the solution to this – after a day of digging. For docker below 1.12.1: It turns out that the new client version refuses to work with a private registry without SSL. To fix this – the daemon on the client machine should be launched with the insecure flag: Just type: sudo … Read more
Like Blake Mitchell sais, you cannot use ARG in ENTRYPOINT. However you can use your ARG as a value for ENV, that way you can use it with ENTRYPOINT: Dockerfile ARG my_arg ENV my_env_var=$my_arg ENTRYPOINT echo $my_env_var and run: docker build –build-arg “my_arg=foo” …
Now from docker client you can simply search your private registry directly without using the HTTP APIs or any extra tools: e.g. searching for centos image: docker search localhost:5000/centos
Deletion of images (you can keep 10 last versions, like I do in my CI) is done in three steps: Enable image deletion by setting environment variable REGISTRY_STORAGE_DELETE_ENABLED: “true” and passing it to docker-registry Run below script (it will delete all images and tags but keep last 10 versions) registry.py -l user:pass -r https://example.com:5000 –delete … Read more
I had the same issue. This helped for me: Create or modify /etc/docker/daemon.json on the client machine { “insecure-registries”:[“myregistry.example.com:5000”] } Restart docker daemon sudo /etc/init.d/docker restart
I had similar issue on Ubuntu 16.04 and manage to solve it by adding more nameservers You can try too. Open config file sudo nano /etc/resolv.conf and add the following under existing nameservers nameserver 8.8.8.8 nameserver 8.8.4.4 run following commands to restart daemon and docker service sudo systemctl daemon-reload sudo systemctl restart docker Now try … Read more
Just an alternative – This is what I did in my organization for couchbase image where I was blocked by a proxy. On my personal laptop (OS X) ~$ $ docker save couchbase > couchbase.tar ~$ ls -lh couchbase.docker -rw——- 1 vikas devops 556M 12 Dec 21:15 couchbase.tar ~$ xz -9 couchbase.tar ~$ ls -lh … Read more
Use COPY command like this: COPY foo.txt /data/foo.txt # where foo.txt is the relative path on host # and /data/foo.txt is the absolute path in the image read more details for COPY in the official documentation An alternative would be to use ADD but this is not the best practise if you dont want to … Read more