Add sed for multiline baseurl in yum repos

Author: bbezak

etc/kayobe/kolla.yml

@@ -280,6 +280,7 @@ kolla_build_blocks:
     {% endif %}
     {% for repo in base_centos_repo_overrides_post_yum_list %}
         sed -i -e '/\[{{ repo.tag }}\]/,/^\[/ s/^\(mirrorlist *=.*\)/#\1/g' \
+               -e '/\[{{ repo.tag }}\]/,/^\[/ { N; s/^\(baseurl=.*\)\n[ \t]*\(https.*\)/#\1\n#\2/ }' \
                -e '/\[{{ repo.tag }}\]/,/^\[/ s/^[# ]*\(baseurl *=.*\)/#\1/g' \
                -e '/\[{{ repo.tag }}\]/,/^\[/ s/^[# ]*\(metalink *=.*\)/#\1/g' \
                -e '/\[{{ repo.tag }}\]/,/^\[/ s|^\(name.*\)|\1\nbaseurl={{ repo.url }}|' /etc/yum.repos.d/{{ repo.file }}{% if not loop.last %} &&{% endif %} \