RUN cd /opt && \ wget "http://smarden.org/runit/runit-2.1.2.tar.gz" && \ tar xvzf runit-2.1.2.tar.gz && \ cd admin/runit-2.1.2 && \ ./package/install COPY manylinux-common/install-python-packages.sh /usr/local/bin RUN /usr/local/bin/install-python-packages.sh COPY manylinux-common/pre_exec.sh /dockcross/pre_exec.sh RUN yum -y install sudo && \ sed -i 's/Defaults requiretty/#Defaults requiretty/' /etc/sudoers && \ visudo -c