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_nova_url(self, nova_url):
  50         self.config['nova_url'] = nova_url
  51
  52     def set_neutron_url(self, neutron_url):
  53         self.config['neutron_url'] = neutron_url
  54
  55     def set_nameservers(self, nameservers):
  56         if 0 < len(nameservers):
  57             self.config['dns_subnet_1'] = nameservers[0]
  58
  59     def set_logger(self, logger):
  60         self.logger = logger
  61
  62     def download_manager_blueprint(self, manager_blueprint_url,
  63                                    manager_blueprint_branch):
  64         if self.manager_blueprint:
  65             if self.logger:
  66                 self.logger.info(
  67                     "cloudify manager server blueprint is "
  68                     "already downloaded !")
  69         else:
  70             if self.logger:
  71                 self.logger.info(
  72                     "Downloading the cloudify manager server blueprint")
  73             download_result = download_blueprints(
  74                 manager_blueprint_url,
  75                 manager_blueprint_branch,
  76                 self.blueprint_dir)
  77
  78             if not download_result:
  79                 if self.logger:
  80                     self.logger.error("Failed to download manager blueprint")
  81                 exit(-1)
  82             else:
  83                 self.manager_blueprint = True
  84
  85     def manager_up(self):
  86         return self.manager_up
  87
  88     def deploy_manager(self):
  89         if self.manager_blueprint:
  90             if self.logger:
  91                 self.logger.info("Writing the inputs file")
  92             with open(self.blueprint_dir + "inputs.yaml", "w") as f:
  93                 f.write(yaml.dump(self.config, default_style='"'))
  94             f.close()
  95
  96             # Ensure no ssh key file already exists
  97             key_files = ["/.ssh/cloudify-manager-kp.pem",
  98                          "/.ssh/cloudify-agent-kp.pem"]
  99             home = os.path.expanduser("~")
 100
 101             for key_file in key_files:
 102                 if os.path.isfile(home + key_file):
 103                     os.remove(home + key_file)
 104
 105             if self.logger:
 106                 self.logger.info("Launching the cloudify-manager deployment")
 107             script = "set -e; "
 108             script += ("source " + self.testcase_dir +
 109                        "venv_cloudify/bin/activate; ")
 110             script += "cd " + self.testcase_dir + "; "
 111             script += "cfy init -r; "
 112             script += "cd cloudify-manager-blueprint; "
 113             script += ("cfy local create-requirements -o requirements.txt " +
 114                        "-p openstack-manager-blueprint.yaml; ")
 115             script += "pip install -r requirements.txt; "
 116             script += ("cfy bootstrap --install-plugins " +
 117                        "-p openstack-manager-blueprint.yaml -i inputs.yaml; ")
 118             cmd = "/bin/bash -c '" + script + "'"
 119             error = execute_command(cmd, self.logger)
 120             if error:
 121                 return error
 122
 123             if self.logger:
 124                 self.logger.info("Cloudify-manager server is UP !")
 125
 126             self.manager_up = True
 127
 128     def undeploy_manager(self):
 129         if self.logger:
 130             self.logger.info("Launching the cloudify-manager undeployment")
 131
 132         self.manager_up = False
 133
 134         script = "source " + self.testcase_dir + "venv_cloudify/bin/activate; "
 135         script += "cd " + self.testcase_dir + "; "
 136         script += "cfy teardown -f --ignore-deployments; "
 137         cmd = "/bin/bash -c '" + script + "'"
 138         execute_command(cmd, self.logger)
 139
 140         if self.logger:
 141             self.logger.info(
 142                 "Cloudify-manager server has been successfully removed!")
 143
 144     def download_upload_and_deploy_blueprint(self, blueprint, config,
 145                                              bp_name, dep_name):
 146         if self.logger:
 147             self.logger.info("Downloading the {0} blueprint".format(
 148                 blueprint['file_name']))
 149         download_result = download_blueprints(blueprint['url'],
 150                                               blueprint['branch'],
 151                                               self.testcase_dir +
 152                                               blueprint['destination_folder'])
 153
 154         if not download_result:
 155             if self.logger:
 156                 self.logger.error(
 157                     "Failed to download blueprint {0}".
 158                     format(blueprint['file_name']))
 159             exit(-1)
 160
 161         if self.logger:
 162             self.logger.info("Writing the inputs file")
 163
 164         with open(self.testcase_dir + blueprint['destination_folder'] +
 165                   "/inputs.yaml", "w") as f:
 166             f.write(yaml.dump(config, default_style='"'))
 167
 168         f.close()
 169
 170         if self.logger:
 171             self.logger.info("Launching the {0} deployment".format(bp_name))
 172         script = "source " + self.testcase_dir + "venv_cloudify/bin/activate; "
 173         script += ("cd " + self.testcase_dir +
 174                    blueprint['destination_folder'] + "; ")
 175         script += ("cfy blueprints upload -b " +
 176                    bp_name + " -p openstack-blueprint.yaml; ")
 177         script += ("cfy deployments create -b " + bp_name +
 178                    " -d " + dep_name + " --inputs inputs.yaml; ")
 179         script += ("cfy executions start -w install -d " +
 180                    dep_name + " --timeout 1800; ")
 181
 182         cmd = "/bin/bash -c '" + script + "'"
 183         error = execute_command(cmd, self.logger, 2000)
 184         if error:
 185             return error
 186         if self.logger:
 187             self.logger.info("The deployment of {0} is ended".format(dep_name))
 188
 189     def undeploy_deployment(self, dep_name):
 190         if self.logger:
 191             self.logger.info("Launching the {0} undeployment".format(dep_name))
 192         script = "source " + self.testcase_dir + "venv_cloudify/bin/activate; "
 193         script += "cd " + self.testcase_dir + "; "
 194         script += ("cfy executions start -w uninstall -d " + dep_name +
 195                    " --timeout 1800 ; ")
 196         script += "cfy deployments delete -d " + dep_name + "; "
 197
 198         cmd = "/bin/bash -c '" + script + "'"
 199         try:
 200             execute_command(cmd, self.logger)
 201         except:
 202             if self.logger:
 203                 self.logger.error("Clearwater undeployment failed")
 204
 205
 206 def execute_command(cmd, logger, timeout=1800):
 207     """
 208     Execute Linux command
 209     """
 210     if logger:
 211         logger.debug('Executing command : {}'.format(cmd))
 212     timeout_exception = False
 213     output_file = "output.txt"
 214     f = open(output_file, 'w+')
 215     try:
 216         p = subprocess.call(cmd, shell=True, stdout=f,
 217                             stderr=subprocess.STDOUT, timeout=timeout)
 218     except subprocess.TimeoutExpired:
 219         timeout_exception = True
 220         if logger:
 221             logger.error("TIMEOUT when executing command %s" % cmd)
 222         pass
 223
 224     f.close()
 225     f = open(output_file, 'r')
 226     result = f.read()
 227     if result != "" and logger:
 228         logger.debug(result)
 229     if p == 0:
 230         return False
 231     else:
 232         if logger and not timeout_exception:
 233             logger.error("Error when executing command %s" % cmd)
 234         f = open(output_file, 'r')
 235         lines = f.readlines()
 236         result = lines[len(lines) - 3]
 237         result += lines[len(lines) - 2]
 238         result += lines[len(lines) - 1]
 239         return result
 240
 241
 242 def download_blueprints(blueprint_url, branch, dest_path):
 243     if os.path.exists(dest_path):
 244         shutil.rmtree(dest_path)
 245     try:
 246         Repo.clone_from(blueprint_url, dest_path, branch=branch)
 247         return True
 248     except:
 249         return False