I have tested with Trusty that python-ldap will be install as a dependency of keystone
yaguang@yaguang-ThinkPad-X230:~/working/openstack/nova$ sudo apt-get install keystone Reading package lists... Done Building dependency tree Reading state information... Done The following packages were automatically installed and are no longer required: landscape-common libgtk-vnc-1.0-0 libgvnc-1.0-0 linux-image-extra-3.13.0-35-generic python-gtk-vnc python-simplestreams ubuntu-cloudimage-keyring Use 'apt-get autoremove' to remove them. The following extra packages will be installed: python-keystone python-keystoneclient python-ldap python-oslo.config python-oslo.messaging python-pycadf Suggested packages: python-ldap-doc The following NEW packages will be installed: keystone python-keystone python-keystoneclient python-ldap python-oslo.config python-oslo.messaging python-pycadf 0 upgraded, 7 newly installed, 0 to remove and 136 not upgraded. Need to get 779 kB of archives. After this operation, 9,653 kB of additional disk space will be used. Do you want to continue? [Y/n] y ** Tags removed: verification-needed ** Tags added: verification-doned ** Tags removed: verification-doned ** Tags added: verification-done -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1364854 Title: python-ldap is needed as a dependency of keystone To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/keystone/+bug/1364854/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs