def setupnode(rollback=False, overwrite=False):
"""
Install a baseline host. Can be run multiple times
rollback=True to teardown the installation
This is just used to prevent having to rollback a virtual machine
"""
#either fabric or manage.py will setup the roles & hosts env
#setup_environ handles passing all the project settings into env
#and any woven.global_settings not already defined.
if not rollback:
port_changed = change_ssh_port()
#We need to assume that if the port does not get changed that
#it has already been done and thus we do not need to disable root
if port_changed:
disable_root()
upload_ssh_key()
restrict_ssh()
uncomment_sources()
upgrade_ubuntu()
setup_ufw()
install_packages(overwrite=overwrite)
upload_etc()
set_timezone()
stop_webservers()
start_webservers()
else:
#rollback in reverse order of installation
#The only things we don't rollback are the updates
set_timezone(rollback)
install_packages(rollback)
setup_ufw(rollback)
uncomment_sources(rollback)
restrict_ssh(rollback)
upload_ssh_key(rollback)
disable_root(rollback)
change_ssh_port(rollback)
def test_upgrade_ubuntu():
upgrade_ubuntu()