FROM oraclelinux:9 ENV KASMVNC_BUILD_OS oracle ENV KASMVNC_BUILD_OS_CODENAME 9 RUN dnf config-manager --set-enabled ol9_codeready_builder RUN dnf config-manager --set-enabled ol9_distro_builder RUN dnf install -y \ gpg* \ less \ redhat-lsb-core \ rng-tools \ rpm* \ rpmlint \ rsync \ tree \ vim COPY oracle/kasmvncserver9.spec /tmp RUN useradd -m docker && echo "docker:docker" | chpasswd USER docker