functest/cli/commands/cli_os.py

   1 #!/usr/bin/env python
   2 #
   3 # jose.lausuch@ericsson.com
   4 # All rights reserved. This program and the accompanying materials
   5 # are made available under the terms of the Apache License, Version 2.0
   6 # which accompanies this distribution, and is available at
   7 # http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9
  10
  11 import os
  12 import pkg_resources
  13
  14 import click
  15
  16 from functest.utils.constants import CONST
  17 import functest.utils.functest_utils as ft_utils
  18 import functest.utils.openstack_clean as os_clean
  19 import functest.utils.openstack_snapshot as os_snapshot
  20
  21
  22 class CliOpenStack(object):
  23
  24     def __init__(self):
  25         self.os_auth_url = CONST.__getattribute__('OS_AUTH_URL')
  26         self.endpoint_ip = None
  27         self.endpoint_port = None
  28         self.openstack_creds = CONST.__getattribute__('openstack_creds')
  29         self.snapshot_file = CONST.__getattribute__('openstack_snapshot_file')
  30         if self.os_auth_url:
  31             self.endpoint_ip = self.os_auth_url.rsplit("/")[2].rsplit(":")[0]
  32             self.endpoint_port = self.os_auth_url.rsplit("/")[2].rsplit(":")[1]
  33
  34     def ping_endpoint(self):
  35         if self.os_auth_url is None:
  36             click.echo("Source the OpenStack credentials first '. $creds'")
  37             exit(0)
  38         response = os.system("ping -c 1 " + self.endpoint_ip + ">/dev/null")
  39         if response == 0:
  40             return 0
  41         else:
  42             click.echo("Cannot talk to the endpoint %s\n" % self.endpoint_ip)
  43             exit(0)
  44
  45     @staticmethod
  46     def show_credentials():
  47         for key, value in os.environ.items():
  48             if key.startswith('OS_'):
  49                 click.echo("{}={}".format(key, value))
  50
  51     def check(self):
  52         self.ping_endpoint()
  53         ft_utils.execute_command("sh %s" % pkg_resources.resource_filename(
  54             'functest', 'ci/check_os.sh'), verbose=False)
  55
  56     def snapshot_create(self):
  57         self.ping_endpoint()
  58         if os.path.isfile(self.snapshot_file):
  59             answer = raw_input("It seems there is already an OpenStack "
  60                                "snapshot. Do you want to overwrite it with "
  61                                "the current OpenStack status? [y|n]\n")
  62             while True:
  63                 if answer.lower() in ["y", "yes"]:
  64                     break
  65                 elif answer.lower() in ["n", "no"]:
  66                     return
  67                 else:
  68                     answer = raw_input("Invalid answer. Please type [y|n]\n")
  69
  70         click.echo("Generating Openstack snapshot...")
  71         os_snapshot.main()
  72
  73     def snapshot_show(self):
  74         if not os.path.isfile(self.snapshot_file):
  75             click.echo("There is no OpenStack snapshot created. To create "
  76                        "one run the command "
  77                        "'functest openstack snapshot-create'")
  78             return
  79         with open(self.snapshot_file, 'r') as yaml_file:
  80             click.echo("\n%s"
  81                        % yaml_file.read())
  82
  83     def clean(self):
  84         self.ping_endpoint()
  85         if not os.path.isfile(self.snapshot_file):
  86             click.echo("Not possible to clean OpenStack without a snapshot. "
  87                        "This could cause problems. "
  88                        "Run first the command "
  89                        "'functest openstack snapshot-create'")
  90             return
  91         os_clean.main()