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from opendc.models.rack import Rack
from opendc.models.tile import Tile
from opendc.util import exceptions
from opendc.util.rest import Response
def GET(request):
"""Get this Tile's Rack."""
# Make sure required parameters are there
try:
request.check_required_parameters(path={'tileId': 'int'}, )
except exceptions.ParameterError as e:
return Response(400, e.message)
# Instantiate a Tile from the database
tile = Tile.from_primary_key((request.params_path['tileId'], ))
# Make sure this Tile exists
if not tile.exists():
return Response(404, '{} not found.'.format(tile))
# Make sure this user is authorized to view this Tile
if not tile.google_id_has_at_least(request.google_id, 'VIEW'):
return Response(403, 'Forbidden from editing {}'.format(tile))
# Instantiate a Rack from the database
rack = Rack.from_primary_key((tile.object_id, ))
# Make sure this Rack exists
if not rack.exists():
return Response(404, '{} not found'.format(rack))
# Return the Rack
rack.read()
return Response(200, 'Successfully retrieved {}.'.format(rack), rack.to_JSON())
def POST(request):
"""Add a Rack to this Tile if it is empty."""
# Make sure required parameters are there
try:
request.check_required_parameters(path={'tileId': 'int'},
body={'rack': {
'name': 'string',
'capacity': 'int',
'powerCapacityW': 'int'
}})
except exceptions.ParameterError as e:
return Response(400, e.message)
# Instantiate a Tile from the database
tile = Tile.from_primary_key((request.params_path['tileId'], ))
# Make sure this Tile exists
if not tile.exists():
return Response(404, '{} not found.'.format(tile))
# Make sure this user is authorized to edit this Tile
if not tile.google_id_has_at_least(request.google_id, 'EDIT'):
return Response(403, 'Forbidden from editing {}'.format(tile))
# Make sure this Tile isn't occupied
if tile.object_id is not None:
return Response(409, '{} occupied.'.format(tile))
# Instantiate a Rack and insert it into the database
rack = Rack.from_JSON(request.params_body['rack'])
rack.insert()
# Try to add this Rack to this Tile
tile.object_id = rack.id
tile.object_type = 'RACK'
tile.update()
# Return this Rack
rack.read()
return Response(200, 'Successfully added {}.'.format(rack), rack.to_JSON())
def PUT(request):
"""Update the Rack on this Tile."""
# Make sure required parameters are there
try:
request.check_required_parameters(path={'tileId': 'int'},
body={'rack': {
'name': 'string',
'capacity': 'int',
'powerCapacityW': 'int'
}})
except exceptions.ParameterError as e:
return Response(400, e.message)
# Instantiate a Tile from the database
tile = Tile.from_primary_key((request.params_path['tileId'], ))
# Make sure this Tile exists
if not tile.exists():
return Response(404, '{} not found.'.format(tile))
# Make sure this user is authorized to edit this Tile
if not tile.google_id_has_at_least(request.google_id, 'EDIT'):
return Response(403, 'Forbidden from editing {}'.format(tile))
# Instantiate a Rack from the database
rack = Rack.from_primary_key((tile.object_id, ))
# Make sure this Rack exists
if not rack.exists():
return Response(404, '{} not found'.format(rack))
# Update this Rack
rack.name = request.params_body['rack']['name']
rack.capacity = request.params_body['rack']['capacity']
rack.update()
# Return this Rack
rack.read()
return Response(200, 'Successfully updated {}.'.format(rack), rack.to_JSON())
def DELETE(request):
"""Delete this Tile's Rack."""
# Make sure required parameters are there
try:
request.check_required_parameters(path={'tileId': 'int'}, )
except exceptions.ParameterError as e:
return Response(400, e.message)
# Instantiate a Tile from the database
tile = Tile.from_primary_key((request.params_path['tileId'], ))
# Make sure this Tile exists
if not tile.exists():
return Response(404, '{} not found.'.format(tile))
# Make sure this user is authorized to edit this Tile
if not tile.google_id_has_at_least(request.google_id, 'EDIT'):
return Response(403, 'Forbidden from editing {}'.format(tile))
# Instantiate a Rack from the database
rack = Rack.from_primary_key((tile.object_id, ))
# Make sure this Rack exists
if not rack.exists():
return Response(404, '{} not found'.format(rack))
# Remove this Rack from this Tile
tile.object_id = None
tile.object_type = None
tile.update()
# Delete this Rack
rack.delete()
# Return this Rack
return Response(200, 'Successfully deleted {}.'.format(rack), rack.to_JSON())
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