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# Copyright (C) 2014 Codethink Limited
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import logging
import bottle
import lorrycontroller
class MoveBase(object):
def run(self, **kwargs):
logging.info('%s %s called', self.http_method, self.path)
path = bottle.request.forms.path
if not path:
return 'Form field path was not given'
statedb = self.open_statedb()
with statedb:
if not self.lorry_exists(statedb, path):
return 'Lorry %s does not exist' % path
lorry_infos = statedb.get_all_lorries_info()
timestamp = self.get_new_timestamp(lorry_infos)
statedb.set_lorry_last_run(path, timestamp)
return self.msg % path
def lorry_exists(self, statedb, path):
try:
statedb.get_lorry_info(path)
except lorrycontroller.LorryNotFoundError:
return False
else:
return True
class MoveToTop(MoveBase, lorrycontroller.LorryControllerRoute):
http_method = 'POST'
path = '/1.0/move-to-top'
msg = 'Lorry %s moved to the top of the run queue'
def get_new_timestamp(self, lorry_infos):
topmost = lorry_infos[0]
timestamp = min(0, topmost['last_run'] - 1)
return timestamp
class MoveToBottom(MoveBase, lorrycontroller.LorryControllerRoute):
http_method = 'POST'
path = '/1.0/move-to-bottom'
msg = 'Lorry %s moved to the bottom of the run queue'
def get_new_timestamp(self, lorry_infos):
bottommost = lorry_infos[-1]
timestamp = bottommost['last_run'] + bottommost['interval'] + 1
return timestamp
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