testcases/vnf/vIMS/orchestrator.py

   1 #!/usr/bin/python
   2 # coding: utf8
   3 #######################################################################
   4 #
   5 #   Copyright (c) 2015 Orange
   6 #   valentin.boucher@orange.com
   7 #
   8 # All rights reserved. This program and the accompanying materials
   9 # are made available under the terms of the Apache License, Version 2.0
  10 # which accompanies this distribution, and is available at
  11 # http://www.apache.org/licenses/LICENSE-2.0
  12 ########################################################################
  13 import subprocess32 as subprocess
  14 import os
  15 import shutil
  16 import yaml
  17 from git import Repo
  18
  19
  20 class orchestrator:
  21
  22     def __init__(self, testcase_dir, inputs={}, logger=None):
  23         self.testcase_dir = testcase_dir
  24         self.blueprint_dir = testcase_dir + 'cloudify-manager-blueprint/'
  25         self.input_file = 'inputs.yaml'
  26         self.manager_blueprint = False
  27         self.config = inputs
  28         self.logger = logger
  29         self.manager_up = False
  30
  31     def set_credentials(self, username, password, tenant_name, auth_url):
  32         self.config['keystone_username'] = username
  33         self.config['keystone_password'] = password
  34         self.config['keystone_url'] = auth_url
  35         self.config['keystone_tenant_name'] = tenant_name
  36
  37     def set_flavor_id(self, flavor_id):
  38         self.config['flavor_id'] = flavor_id
  39
  40     def set_image_id(self, image_id):
  41         self.config['image_id'] = image_id
  42
  43     def set_external_network_name(self, external_network_name):
  44         self.config['external_network_name'] = external_network_name
  45
  46     def set_ssh_user(self, ssh_user):
  47         self.config['ssh_user'] = ssh_user
  48
  49     def set_nameservers(self, nameservers):
  50         if 0 < len(nameservers):
  51             self.config['dns_subnet_1'] = nameservers[0]
  52         if 1 < len(nameservers):
  53             self.config['dns_subnet_2'] = nameservers[1]
  54
  55     def set_logger(self, logger):
  56         self.logger = logger
  57
  58     def download_manager_blueprint(self, manager_blueprint_url,
  59                                    manager_blueprint_branch):
  60         if self.manager_blueprint:
  61             if self.logger:
  62                 self.logger.info(
  63                     "cloudify manager server blueprint is "
  64                     "already downloaded !")
  65         else:
  66             if self.logger:
  67                 self.logger.info(
  68                     "Downloading the cloudify manager server blueprint")
  69             download_result = download_blueprints(
  70                 manager_blueprint_url,
  71                 manager_blueprint_branch,
  72                 self.blueprint_dir)
  73
  74             if not download_result:
  75                 if self.logger:
  76                     self.logger.error("Failed to download manager blueprint")
  77                 exit(-1)
  78             else:
  79                 self.manager_blueprint = True
  80
  81     def manager_up(self):
  82         return self.manager_up
  83
  84     def deploy_manager(self):
  85         if self.manager_blueprint:
  86             if self.logger:
  87                 self.logger.info("Writing the inputs file")
  88             with open(self.blueprint_dir + "inputs.yaml", "w") as f:
  89                 f.write(yaml.dump(self.config, default_style='"'))
  90             f.close()
  91
  92             # Ensure no ssh key file already exists
  93             key_files = ["/.ssh/cloudify-manager-kp.pem",
  94                          "/.ssh/cloudify-agent-kp.pem"]
  95             home = os.path.expanduser("~")
  96
  97             for key_file in key_files:
  98                 if os.path.isfile(home + key_file):
  99                     os.remove(home + key_file)
 100
 101             if self.logger:
 102                 self.logger.info("Launching the cloudify-manager deployment")
 103             script = "set -e; "
 104             script += ("source " + self.testcase_dir +
 105                        "venv_cloudify/bin/activate; ")
 106             script += "cd " + self.testcase_dir + "; "
 107             script += "cfy init -r; "
 108             script += "cd cloudify-manager-blueprint; "
 109             script += ("cfy local create-requirements -o requirements.txt " +
 110                        "-p openstack-manager-blueprint.yaml; ")
 111             script += "pip install -r requirements.txt; "
 112             script += ("cfy bootstrap --install-plugins " +
 113                        "-p openstack-manager-blueprint.yaml -i inputs.yaml; ")
 114             cmd = "/bin/bash -c '" + script + "'"
 115             error = execute_command(cmd, self.logger)
 116             if error:
 117                 return error
 118
 119             if self.logger:
 120                 self.logger.info("Cloudify-manager server is UP !")
 121
 122             self.manager_up = True
 123
 124     def undeploy_manager(self):
 125         if self.logger:
 126             self.logger.info("Launching the cloudify-manager undeployment")
 127
 128         self.manager_up = False
 129
 130         script = "source " + self.testcase_dir + "venv_cloudify/bin/activate; "
 131         script += "cd " + self.testcase_dir + "; "
 132         script += "cfy teardown -f --ignore-deployments; "
 133         cmd = "/bin/bash -c '" + script + "'"
 134         execute_command(cmd, self.logger)
 135
 136         if self.logger:
 137             self.logger.info(
 138                 "Cloudify-manager server has been successfully removed!")
 139
 140     def download_upload_and_deploy_blueprint(self, blueprint, config,
 141                                              bp_name, dep_name):
 142         if self.logger:
 143             self.logger.info("Downloading the {0} blueprint".format(
 144                 blueprint['file_name']))
 145         download_result = download_blueprints(blueprint['url'],
 146                                               blueprint['branch'],
 147                                               self.testcase_dir +
 148                                               blueprint['destination_folder'])
 149
 150         if not download_result:
 151             if self.logger:
 152                 self.logger.error(
 153                     "Failed to download blueprint {0}".
 154                     format(blueprint['file_name']))
 155             exit(-1)
 156
 157         if self.logger:
 158             self.logger.info("Writing the inputs file")
 159
 160         with open(self.testcase_dir + blueprint['destination_folder'] +
 161                   "/inputs.yaml", "w") as f:
 162             f.write(yaml.dump(config, default_style='"'))
 163
 164         f.close()
 165
 166         if self.logger:
 167             self.logger.info("Launching the {0} deployment".format(bp_name))
 168         script = "source " + self.testcase_dir + "venv_cloudify/bin/activate; "
 169         script += ("cd " + self.testcase_dir +
 170                    blueprint['destination_folder'] + "; ")
 171         script += ("cfy blueprints upload -b " +
 172                    bp_name + " -p openstack-blueprint.yaml; ")
 173         script += ("cfy deployments create -b " + bp_name +
 174                    " -d " + dep_name + " --inputs inputs.yaml; ")
 175         script += ("cfy executions start -w install -d " +
 176                    dep_name + " --timeout 1800; ")
 177
 178         cmd = "/bin/bash -c '" + script + "'"
 179         error = execute_command(cmd, self.logger)
 180         if error:
 181             return error
 182         if self.logger:
 183             self.logger.info("The deployment of {0} is ended".format(dep_name))
 184
 185     def undeploy_deployment(self, dep_name):
 186         if self.logger:
 187             self.logger.info("Launching the {0} undeployment".format(dep_name))
 188         script = "source " + self.testcase_dir + "venv_cloudify/bin/activate; "
 189         script += "cd " + self.testcase_dir + "; "
 190         script += ("cfy executions start -w uninstall -d " + dep_name +
 191                    " --timeout 1800 ; ")
 192         script += "cfy deployments delete -d " + dep_name + "; "
 193
 194         cmd = "/bin/bash -c '" + script + "'"
 195         try:
 196             execute_command(cmd, self.logger)
 197         except:
 198             if self.logger:
 199                 self.logger.error("Clearwater undeployment failed")
 200
 201
 202 def execute_command(cmd, logger, timeout=1800):
 203     """
 204     Execute Linux command
 205     """
 206     if logger:
 207         logger.debug('Executing command : {}'.format(cmd))
 208     output_file = "output.txt"
 209     f = open(output_file, 'w+')
 210     p = subprocess.call(cmd, shell=True, stdout=f,
 211                         stderr=subprocess.STDOUT, timeout=timeout)
 212     f.close()
 213     f = open(output_file, 'r')
 214     result = f.read()
 215     if result != "" and logger:
 216         logger.debug(result)
 217     if p == 0:
 218         return False
 219     else:
 220         if logger:
 221             logger.error("Error when executing command %s" % cmd)
 222         f = open(output_file, 'r')
 223         lines = f.readlines()
 224         result = lines[len(lines) - 3]
 225         result += lines[len(lines) - 2]
 226         result += lines[len(lines) - 1]
 227         return result
 228
 229
 230 def download_blueprints(blueprint_url, branch, dest_path):
 231     if os.path.exists(dest_path):
 232         shutil.rmtree(dest_path)
 233     try:
 234         Repo.clone_from(blueprint_url, dest_path, branch=branch)
 235         return True
 236     except:
 237         return False