post_install() { getent group stapusr >/dev/null || groupadd -g 156 -r stapusr 2>/dev/null || groupadd -r stapusr getent group stapsys >/dev/null || groupadd -g 157 -r stapsys 2>/dev/null || groupadd -r stapsys getent group stapdev >/dev/null || groupadd -g 158 -r stapdev 2>/dev/null || groupadd -r stapdev getent group stapusr >/dev/null && chgrp stapusr /usr/bin/stapbpf chmod 04110 /usr/bin/stapbpf getent group stapusr >/dev/null && chgrp stapusr /usr/bin/staprun chmod 04110 /usr/bin/staprun echo "CONFIG_DEBUG_INFO is disabled on default. You need to recompile" echo "the kernel with CONFIG_DEBUG_INFO enabled." } post_upgrade() { post_install $1 }