laas-fog/pharoslaas/actions/fog_changeImage.py

   1 ##############################################################################
   2 # Copyright 2017 Parker Berberian and Others                                 #
   3 #                                                                            #
   4 # Licensed under the Apache License, Version 2.0 (the "License");            #
   5 # you may not use this file except in compliance with the License.           #
   6 # You may obtain a copy of the License at                                    #
   7 #                                                                            #
   8 #    http://www.apache.org/licenses/LICENSE-2.0                              #
   9 #                                                                            #
  10 # Unless required by applicable law or agreed to in writing, software        #
  11 # distributed under the License is distributed on an "AS IS" BASIS,          #
  12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   #
  13 # See the License for the specific language governing permissions and        #
  14 # limitations under the License.                                             #
  15 ##############################################################################
  16
  17 from fogAction import FogAction
  18 import requests
  19
  20
  21 class ChangeImageAction(FogAction):
  22     def __init__(self, config):
  23         super(ChangeImageAction, self).__init__(config=config)
  24
  25     def run(self, host=None, image=None, os=None):
  26         """
  27         Sets the image to be used during ghosting to the image
  28         with id imgNum. host can either be a hostname or number.
  29         """
  30         imgNum = self.getImageID(img=image, os=os, host=host)
  31         if imgNum < 0:
  32             return
  33         host = self.getFogHost(host)
  34         hostnum = self.getHostNumber(host)
  35         url = self.baseURL+"host/"+str(hostnum)
  36         host_conf = requests.get(url, headers=self.header).json()
  37         host_conf['imageID'] = str(imgNum)
  38         requests.put(url+"/edit", headers=self.header, json=host_conf)