I cannot reproduce this. Copied your Dockerfile and all succeeds (MacBook). You should consider adding USER solr as the last line of your file.
Jan > 1. jun. 2023 kl. 18:38 skrev gnandre <arnoldbron...@gmail.com>: > > Hi, > > I am running into the following issue while creating a custom docker image > on top of the official Solr docker image (9.2.1). > > The key(s) in the keyring > /etc/apt/trusted.gpg.d/ubuntu-keyring-2012-cdimage.gpg are ignored as the > file is not readable by user '_apt' executing apt-key > > Because of this, it further fails with the following error message: > > http://archive.ubuntu.com/ubuntu jammy InRelease: The following signatures > couldn't be verified because the public key is not available: NO_PUBKEY > 871920D1991BC93C > > It fails on the RUN step. What might be the problem? Is this a genuine > issue with the base image? > > FROM solr:9.2.1 > > USER root > > RUN apt-get update && \ > apt-get upgrade --yes && \ > apt-get install --yes locales
