From 95701e6228807981ce4512841085648e33be4ada Mon Sep 17 00:00:00 2001
From: Tim Bielawa <tbielawa@redhat.com>
Date: Thu, 25 Aug 2016 08:02:08 -0700
Subject: Fix PEP8 errors in cli_installer.py

---
 utils/src/ooinstall/cli_installer.py | 160 ++++++++++++++++++++---------------
 1 file changed, 90 insertions(+), 70 deletions(-)

diff --git a/utils/src/ooinstall/cli_installer.py b/utils/src/ooinstall/cli_installer.py
index 230891e7f..67f3659ff 100644
--- a/utils/src/ooinstall/cli_installer.py
+++ b/utils/src/ooinstall/cli_installer.py
@@ -28,25 +28,26 @@ DEFAULT_ANSIBLE_CONFIG = '/usr/share/atomic-openshift-utils/ansible.cfg'
 DEFAULT_PLAYBOOK_DIR = '/usr/share/ansible/openshift-ansible/'
 
 UPGRADE_MAPPINGS = {
-                    '3.0':{
-                           'minor_version' :'3.0',
-                           'minor_playbook':'v3_0_minor/upgrade.yml',
-                           'major_version' :'3.1',
-                           'major_playbook':'v3_0_to_v3_1/upgrade.yml',
-                          },
-                    '3.1':{
-                           'minor_version' :'3.1',
-                           'minor_playbook':'v3_1_minor/upgrade.yml',
-                           'major_playbook':'v3_1_to_v3_2/upgrade.yml',
-                           'major_version' :'3.2',
-                        },
-                    '3.2':{
-                           'minor_version' :'3.2',
-                           'minor_playbook':'v3_2/upgrade.yml',
-                           'major_playbook':'v3_2/upgrade.yml',
-                           'major_version' :'3.3',
-                        }
-                   }
+    '3.0': {
+        'minor_version': '3.0',
+        'minor_playbook': 'v3_0_minor/upgrade.yml',
+        'major_version': '3.1',
+        'major_playbook': 'v3_0_to_v3_1/upgrade.yml',
+    },
+    '3.1': {
+        'minor_version': '3.1',
+        'minor_playbook': 'v3_1_minor/upgrade.yml',
+        'major_playbook': 'v3_1_to_v3_2/upgrade.yml',
+        'major_version': '3.2',
+    },
+    '3.2': {
+        'minor_version': '3.2',
+        'minor_playbook': 'v3_2/upgrade.yml',
+        'major_playbook': 'v3_2/upgrade.yml',
+        'major_version': '3.3',
+    }
+}
+
 
 def validate_ansible_dir(path):
     if not path:
@@ -55,6 +56,7 @@ def validate_ansible_dir(path):
     # if not os.path.exists(path)):
     #     raise click.BadParameter("Path \"{}\" doesn't exist".format(path))
 
+
 def is_valid_hostname(hostname):
     if not hostname or len(hostname) > 255:
         return False
@@ -63,11 +65,13 @@ def is_valid_hostname(hostname):
     allowed = re.compile(r"(?!-)[A-Z\d-]{1,63}(?<!-)$", re.IGNORECASE)
     return all(allowed.match(x) for x in hostname.split("."))
 
+
 def validate_prompt_hostname(hostname):
     if hostname == '' or is_valid_hostname(hostname):
         return hostname
     raise click.BadParameter('Invalid hostname. Please double-check this value and re-enter it.')
 
+
 def get_ansible_ssh_user():
     click.clear()
     message = """
@@ -78,6 +82,7 @@ passwordless sudo access.
     click.echo(message)
     return click.prompt('User for ssh access', default='root')
 
+
 def get_master_routingconfig_subdomain():
     click.clear()
     message = """
@@ -86,15 +91,17 @@ You might want to override the default subdomain used for exposed routes. If you
     click.echo(message)
     return click.prompt('New default subdomain (ENTER for none)', default='')
 
+
 def list_hosts(hosts):
     hosts_idx = range(len(hosts))
     for idx in hosts_idx:
         click.echo('   {}: {}'.format(idx, hosts[idx]))
 
+
 def delete_hosts(hosts):
     while True:
         list_hosts(hosts)
-        del_idx = click.prompt('Select host to delete, y/Y to confirm, ' \
+        del_idx = click.prompt('Select host to delete, y/Y to confirm, '
                                'or n/N to add more hosts', default='n')
         try:
             del_idx = int(del_idx)
@@ -111,6 +118,7 @@ def delete_hosts(hosts):
                 click.echo("\"{}\" doesn't correspond to any valid input.".format(del_idx))
     return hosts, None
 
+
 def collect_hosts(oo_cfg, existing_env=False, masters_set=False, print_summary=True):
     """
         Collect host information from user. This will later be filled in using
@@ -186,7 +194,6 @@ http://docs.openshift.com/enterprise/latest/architecture/infrastructure_componen
 
         hosts.append(host)
 
-
         if print_summary:
             print_installation_summary(hosts, oo_cfg.settings['variant_version'])
 
@@ -329,6 +336,7 @@ hostname.
     master_lb = Host(**host_props)
     hosts.append(master_lb)
 
+
 def collect_storage_host(hosts):
     """
     Get a valid host for storage from the user and append it to the list of
@@ -346,8 +354,8 @@ Note: Containerized storage hosts are not currently supported.
     first_master = next(host for host in hosts if host.is_master())
 
     hostname_or_ip = click.prompt('Enter hostname or IP address',
-                                            value_proc=validate_prompt_hostname,
-                                            default=first_master.connect_to)
+                                  value_proc=validate_prompt_hostname,
+                                  default=first_master.connect_to)
     existing, existing_host = is_host_already_node_or_master(hostname_or_ip, hosts)
     if existing and existing_host.is_node():
         existing_host.roles.append('storage')
@@ -358,6 +366,7 @@ Note: Containerized storage hosts are not currently supported.
         storage = Host(**host_props)
         hosts.append(storage)
 
+
 def is_host_already_node_or_master(hostname, hosts):
     is_existing = False
     existing_host = None
@@ -369,6 +378,7 @@ def is_host_already_node_or_master(hostname, hosts):
 
     return is_existing, existing_host
 
+
 def confirm_hosts_facts(oo_cfg, callback_facts):
     hosts = oo_cfg.deployment.hosts
     click.clear()
@@ -443,7 +453,6 @@ Edit %s with the desired values and run `atomic-openshift-installer --unattended
     return default_facts
 
 
-
 def check_hosts_config(oo_cfg, unattended):
     click.clear()
     masters = [host for host in oo_cfg.deployment.hosts if host.is_master()]
@@ -460,7 +469,7 @@ def check_hosts_config(oo_cfg, unattended):
             sys.exit(1)
         elif len(master_lb) == 1:
             if master_lb[0].is_master() or master_lb[0].is_node():
-                click.echo('ERROR: The master load balancer is configured as a master or node. ' \
+                click.echo('ERROR: The master load balancer is configured as a master or node. '
                            'Please correct this.')
                 sys.exit(1)
         else:
@@ -473,8 +482,8 @@ https://docs.openshift.org/latest/install_config/install/advanced_install.html#m
             click.echo(message)
             sys.exit(1)
 
-    dedicated_nodes = [host for host in oo_cfg.deployment.hosts \
-                        if host.is_node() and not host.is_master()]
+    dedicated_nodes = [host for host in oo_cfg.deployment.hosts
+                       if host.is_node() and not host.is_master()]
     if len(dedicated_nodes) == 0:
         message = """
 WARNING: No dedicated nodes specified. By default, colocated masters have
@@ -488,6 +497,7 @@ as schedulable.
 
     return
 
+
 def get_variant_and_version(multi_master=False):
     message = "\nWhich variant would you like to install?\n\n"
 
@@ -495,7 +505,7 @@ def get_variant_and_version(multi_master=False):
     combos = get_variant_version_combos()
     for (variant, version) in combos:
         message = "%s\n(%s) %s %s" % (message, i, variant.description,
-            version.name)
+                                      version.name)
         i = i + 1
     message = "%s\n" % message
 
@@ -507,12 +517,14 @@ def get_variant_and_version(multi_master=False):
 
     return product, version
 
+
 def confirm_continue(message):
     if message:
         click.echo(message)
     click.confirm("Are you ready to continue?", default=False, abort=True)
     return
 
+
 def error_if_missing_info(oo_cfg):
     missing_info = False
     if not oo_cfg.deployment.hosts:
@@ -552,6 +564,7 @@ def error_if_missing_info(oo_cfg):
     if missing_info:
         sys.exit(1)
 
+
 def get_host_roles_set(oo_cfg):
     roles_set = set()
     for host in oo_cfg.deployment.hosts:
@@ -560,6 +573,7 @@ def get_host_roles_set(oo_cfg):
 
     return roles_set
 
+
 def get_proxy_hostnames_and_excludes():
     message = """
 If a proxy is needed to reach HTTP and HTTPS traffic, please enter the name below.
@@ -588,6 +602,7 @@ Please provide any additional hosts to be added to NO_PROXY. (ENTER for none)
 
     return http_proxy_hostname, https_proxy_hostname, proxy_excludes
 
+
 def get_missing_info_from_user(oo_cfg):
     """ Prompts the user for any information missing from the given configuration. """
     click.clear()
@@ -633,9 +648,8 @@ https://docs.openshift.com/enterprise/latest/admin_guide/install/prerequisites.h
             oo_cfg.deployment.roles[role] = Role(name=role, variables={})
         click.clear()
 
-    if not 'master_routingconfig_subdomain' in oo_cfg.deployment.variables:
-        oo_cfg.deployment.variables['master_routingconfig_subdomain'] = \
-                                                            get_master_routingconfig_subdomain()
+    if 'master_routingconfig_subdomain' not in oo_cfg.deployment.variables:
+        oo_cfg.deployment.variables['master_routingconfig_subdomain'] = get_master_routingconfig_subdomain()
         click.clear()
 
     if not oo_cfg.settings.get('openshift_http_proxy', None) and \
@@ -657,10 +671,12 @@ def get_role_variable(oo_cfg, role_name, variable_name):
     except (StopIteration, KeyError):
         return None
 
+
 def set_role_variable(oo_cfg, role_name, variable_name, variable_value):
     target_role = next(role for role in oo_cfg.deployment.roles if role.name is role_name)
     target_role[variable_name] = variable_value
 
+
 def collect_new_nodes(oo_cfg):
     click.clear()
     click.echo('*** New Node Configuration ***')
@@ -671,6 +687,7 @@ Add new nodes here
     new_nodes, _ = collect_hosts(oo_cfg, existing_env=True, masters_set=True, print_summary=False)
     return new_nodes
 
+
 def get_installed_hosts(hosts, callback_facts):
     installed_hosts = []
     uninstalled_hosts = []
@@ -682,13 +699,15 @@ def get_installed_hosts(hosts, callback_facts):
                 uninstalled_hosts.append(host)
     return installed_hosts, uninstalled_hosts
 
+
 def is_installed_host(host, callback_facts):
     version_found = 'common' in callback_facts[host.connect_to].keys() and \
-           callback_facts[host.connect_to]['common'].get('version', '') and \
-           callback_facts[host.connect_to]['common'].get('version', '') != 'None'
+                    callback_facts[host.connect_to]['common'].get('version', '') and \
+                    callback_facts[host.connect_to]['common'].get('version', '') != 'None'
 
     return version_found
 
+
 # pylint: disable=too-many-branches
 # This pylint error will be corrected shortly in separate PR.
 def get_hosts_to_run_on(oo_cfg, callback_facts, unattended, force, verbose):
@@ -703,10 +722,10 @@ def get_hosts_to_run_on(oo_cfg, callback_facts, unattended, force, verbose):
         # This check has to happen before we start removing hosts later in this method
         if not force:
             if not unattended:
-                click.echo('By default the installer only adds new nodes ' \
+                click.echo('By default the installer only adds new nodes '
                            'to an installed environment.')
-                response = click.prompt('Do you want to (1) only add additional nodes or ' \
-                                        '(2) reinstall the existing hosts ' \
+                response = click.prompt('Do you want to (1) only add additional nodes or '
+                                        '(2) reinstall the existing hosts '
                                         'potentially erasing any custom changes?',
                                         type=int)
                 # TODO: this should be reworked with error handling.
@@ -735,16 +754,16 @@ def get_hosts_to_run_on(oo_cfg, callback_facts, unattended, force, verbose):
             for uninstalled_host in uninstalled_hosts:
                 click.echo("{} is currently uninstalled".format(uninstalled_host))
             # Fall through
-            click.echo('\nUninstalled hosts have been detected in your environment. ' \
-                       'Please make sure your environment was installed successfully ' \
-                       'before adding new nodes. If you want a fresh install, use ' \
+            click.echo('\nUninstalled hosts have been detected in your environment. '
+                       'Please make sure your environment was installed successfully '
+                       'before adding new nodes. If you want a fresh install, use '
                        '`atomic-openshift-installer install --force`')
             sys.exit(1)
         else:
             if unattended:
                 if not force:
-                    click.echo('Installed environment detected and no additional ' \
-                               'nodes specified: aborting. If you want a fresh install, use ' \
+                    click.echo('Installed environment detected and no additional '
+                               'nodes specified: aborting. If you want a fresh install, use '
                                '`atomic-openshift-installer install --force`')
                     sys.exit(1)
             else:
@@ -758,14 +777,15 @@ def get_hosts_to_run_on(oo_cfg, callback_facts, unattended, force, verbose):
                     click.echo('Gathering information from hosts...')
                     callback_facts, error = openshift_ansible.default_facts(oo_cfg.deployment.hosts, verbose)
                     if error or callback_facts is None:
-                        click.echo("There was a problem fetching the required information. See " \
+                        click.echo("There was a problem fetching the required information. See "
                                    "{} for details.".format(oo_cfg.settings['ansible_log_path']))
                         sys.exit(1)
                 else:
-                    pass # proceeding as normal should do a clean install
+                    pass  # proceeding as normal should do a clean install
 
     return hosts_to_run_on, callback_facts
 
+
 def set_infra_nodes(hosts):
     if all(host.is_master() for host in hosts):
         infra_list = hosts
@@ -781,11 +801,11 @@ def set_infra_nodes(hosts):
 @click.pass_context
 @click.option('--unattended', '-u', is_flag=True, default=False)
 @click.option('--configuration', '-c',
-    type=click.Path(file_okay=True,
-        dir_okay=False,
-        writable=True,
-        readable=True),
-    default=None)
+              type=click.Path(file_okay=True,
+                              dir_okay=False,
+                              writable=True,
+                              readable=True),
+              default=None)
 @click.option('--ansible-playbook-directory',
               '-a',
               type=click.Path(exists=True,
@@ -796,25 +816,25 @@ def set_infra_nodes(hosts):
               default=DEFAULT_PLAYBOOK_DIR,
               envvar='OO_ANSIBLE_PLAYBOOK_DIRECTORY')
 @click.option('--ansible-config',
-    type=click.Path(file_okay=True,
-        dir_okay=False,
-        writable=True,
-        readable=True),
-    default=None)
+              type=click.Path(file_okay=True,
+                              dir_okay=False,
+                              writable=True,
+                              readable=True),
+              default=None)
 @click.option('--ansible-log-path',
-    type=click.Path(file_okay=True,
-        dir_okay=False,
-        writable=True,
-        readable=True),
-    default="/tmp/ansible.log")
+              type=click.Path(file_okay=True,
+                              dir_okay=False,
+                              writable=True,
+                              readable=True),
+              default="/tmp/ansible.log")
 @click.option('-v', '--verbose',
-    is_flag=True, default=False)
+              is_flag=True, default=False)
 @click.option('-d', '--debug',
-    help="Enable installer debugging (/tmp/installer.log)",
-    is_flag=True, default=False)
+              help="Enable installer debugging (/tmp/installer.log)",
+              is_flag=True, default=False)
 @click.help_option('--help', '-h')
-#pylint: disable=too-many-arguments
-#pylint: disable=line-too-long
+# pylint: disable=too-many-arguments
+# pylint: disable=line-too-long
 # Main CLI entrypoint, not much we can do about too many arguments.
 def cli(ctx, unattended, configuration, ansible_playbook_directory, ansible_config, ansible_log_path, verbose, debug):
     """
@@ -859,7 +879,7 @@ def cli(ctx, unattended, configuration, ansible_playbook_directory, ansible_conf
     if ctx.obj['ansible_config']:
         oo_cfg.settings['ansible_config'] = ctx.obj['ansible_config']
     elif 'ansible_config' not in oo_cfg.settings and \
-        os.path.exists(DEFAULT_ANSIBLE_CONFIG):
+         os.path.exists(DEFAULT_ANSIBLE_CONFIG):
         # If we're installed by RPM this file should exist and we can use it as our default:
         oo_cfg.settings['ansible_config'] = DEFAULT_ANSIBLE_CONFIG
 
@@ -900,7 +920,7 @@ def uninstall(ctx):
 @click.option('--latest-minor', '-l', is_flag=True, default=False)
 @click.option('--next-major', '-n', is_flag=True, default=False)
 @click.pass_context
-#pylint: disable=bad-builtin,too-many-statements
+# pylint: disable=bad-builtin,too-many-statements
 def upgrade(ctx, latest_minor, next_major):
     oo_cfg = ctx.obj['oo_cfg']
 
@@ -943,7 +963,7 @@ def upgrade(ctx, latest_minor, next_major):
 
     if next_major:
         if 'major_playbook' not in mapping:
-            click.echo("No major upgrade supported for %s %s with this version "\
+            click.echo("No major upgrade supported for %s %s with this version "
                        "of atomic-openshift-utils." % (variant, old_version))
             sys.exit(0)
         playbook = mapping['major_playbook']
@@ -956,7 +976,7 @@ def upgrade(ctx, latest_minor, next_major):
 
     if latest_minor:
         if 'minor_playbook' not in mapping:
-            click.echo("No minor upgrade supported for %s %s with this version "\
+            click.echo("No minor upgrade supported for %s %s with this version "
                        "of atomic-openshift-utils." % (variant, old_version))
             sys.exit(0)
         playbook = mapping['minor_playbook']
@@ -978,7 +998,7 @@ def upgrade(ctx, latest_minor, next_major):
                                                      ctx.obj['verbose'])
     if retcode > 0:
         click.echo("Errors encountered during upgrade, please check %s." %
-            oo_cfg.settings['ansible_log_path'])
+                   oo_cfg.settings['ansible_log_path'])
     else:
         oo_cfg.save_to_disk()
         click.echo("Upgrade completed! Rebooting all hosts is recommended.")
@@ -1003,10 +1023,10 @@ def install(ctx, force, gen_inventory):
     print_installation_summary(oo_cfg.deployment.hosts, oo_cfg.settings.get('variant_version', None))
     click.echo('Gathering information from hosts...')
     callback_facts, error = openshift_ansible.default_facts(oo_cfg.deployment.hosts,
-        verbose)
+                                                            verbose)
 
     if error or callback_facts is None:
-        click.echo("There was a problem fetching the required information. " \
+        click.echo("There was a problem fetching the required information. "
                    "Please see {} for details.".format(oo_cfg.settings['ansible_log_path']))
         sys.exit(1)
 
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