- # Set up git.
- - name: set ~/.gitconfig
- file: state=link force=yes src=/root/config/ansible/dotfiles/gitconfig dest=~/.gitconfig
- - name: ensure git is installed
- apt: name=git state=present
+ # Remove undesired packages
+# - name: register number of installed packages
+# shell: dpkg-query -Wf 'x' | wc -c
+# register: package_count
+#
+#
+ - name: collect desired packages
+ shell: cat files/apt-mark/* | sed -e 's/ *#.*$//' > /tmp/white_list_unsorted && sort /tmp/white_list_unsorted > /tmp/white_list_sorted
+ - name: collect currently installed packages
+ shell: dpkg-query -Wf '${Package}\n' > /tmp/all_unsorted && sort /tmp/all_unsorted > /tmp/all_sorted
+ - name: create black list of packages to mark as automatically installed from the difference between the required packages and the packages currently installed
+ shell: comm -3 /tmp/all_sorted /tmp/white_list_sorted > /tmp/list_black
+ - name: mark all packages from black list as automatically installed
+ shell: apt-mark auto $(cat /tmp/list_black)
+ - name: mark all packages from white list as manually installed
+ shell: apt-mark manual $(cat /tmp/white_list_unsorted)
+ - name: purge all packages automatically installed that are not depended on
+ shell: DEBIAN_FRONTEND=noninteractive apt-get -y --purge autoremove