--- - import_tasks: install-njs.yml when: modules.njs | default(false) - import_tasks: install-perl.yml when: modules.perl | default(false) - import_tasks: install-geoip.yml when: modules.geoip | default(false) - import_tasks: install-image-filter.yml when: modules.image_filter | default(false) - import_tasks: install-rtmp.yml when: modules.rtmp | default(false) - import_tasks: install-xslt.yml when: modules.xslt | default(false) - import_tasks: install-waf.yml when: modules.waf | default(false) and type == "plus"