From 1c7dd6d5cd94c92ebec0a0fda789f4bfffa23472 Mon Sep 17 00:00:00 2001 From: Samuel Munilla Date: Thu, 6 Oct 2016 13:28:15 -0400 Subject: a-o-i: Separate install and scaleup workflows In order to simplify the quick installer logic, this moves the scaleup workflow into its own subcommand. Fixes: Bug 1339621 --- utils/src/ooinstall/cli_installer.py | 447 +++++++++++++++++-------------- utils/src/ooinstall/oo_config.py | 8 + utils/src/ooinstall/openshift_ansible.py | 9 +- utils/src/ooinstall/utils.py | 11 + 4 files changed, 268 insertions(+), 207 deletions(-) (limited to 'utils/src') diff --git a/utils/src/ooinstall/cli_installer.py b/utils/src/ooinstall/cli_installer.py index 85f18d5d3..7814e4689 100644 --- a/utils/src/ooinstall/cli_installer.py +++ b/utils/src/ooinstall/cli_installer.py @@ -1,28 +1,24 @@ -# TODO: Temporarily disabled due to importing old code into openshift-ansible -# repo. We will work on these over time. -# pylint: disable=bad-continuation,missing-docstring,no-self-use,invalid-name,no-value-for-parameter,too-many-lines +# pylint: disable=missing-docstring,no-self-use,no-value-for-parameter,too-many-lines +import logging import os -import re import sys -import logging + import click from pkg_resources import parse_version -from ooinstall import openshift_ansible -from ooinstall.oo_config import OOConfig -from ooinstall.oo_config import OOConfigInvalidHostError -from ooinstall.oo_config import Host, Role +from ooinstall import openshift_ansible, utils +from ooinstall.oo_config import Host, OOConfig, OOConfigInvalidHostError, Role from ooinstall.variants import find_variant, get_variant_version_combos -installer_log = logging.getLogger('installer') -installer_log.setLevel(logging.CRITICAL) -installer_file_handler = logging.FileHandler('/tmp/installer.txt') -installer_file_handler.setFormatter( +INSTALLER_LOG = logging.getLogger('installer') +INSTALLER_LOG.setLevel(logging.CRITICAL) +INSTALLER_FILE_HANDLER = logging.FileHandler('/tmp/installer.txt') +INSTALLER_FILE_HANDLER.setFormatter( logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')) # Example output: # 2016-08-23 07:34:58,480 - installer - DEBUG - Going to 'load_system_facts' -installer_file_handler.setLevel(logging.DEBUG) -installer_log.addHandler(installer_file_handler) +INSTALLER_FILE_HANDLER.setLevel(logging.DEBUG) +INSTALLER_LOG.addHandler(INSTALLER_FILE_HANDLER) DEFAULT_ANSIBLE_CONFIG = '/usr/share/atomic-openshift-utils/ansible.cfg' QUIET_ANSIBLE_CONFIG = '/usr/share/atomic-openshift-utils/ansible-quiet.cfg' @@ -58,17 +54,8 @@ def validate_ansible_dir(path): # raise click.BadParameter("Path \"{}\" doesn't exist".format(path)) -def is_valid_hostname(hostname): - if not hostname or len(hostname) > 255: - return False - if hostname[-1] == ".": - hostname = hostname[:-1] # strip exactly one dot from the right, if present - allowed = re.compile(r"(?!-)[A-Z\d-]{1,63}(?= 3: - collect_master_lb(hosts) + master_lb = collect_master_lb(hosts) + if master_lb: + hosts.append(master_lb) roles.add('master_lb') if not existing_env: @@ -193,7 +181,8 @@ http://docs.openshift.com/enterprise/latest/architecture/infrastructure_componen return hosts, roles -def print_installation_summary(hosts, version=None): +# pylint: disable=too-many-branches +def print_installation_summary(hosts, version=None, verbose=True): """ Displays a summary of all hosts configured thus far, and what role each will play. @@ -214,35 +203,36 @@ def print_installation_summary(hosts, version=None): click.echo('Total OpenShift masters: %s' % len(masters)) click.echo('Total OpenShift nodes: %s' % len(nodes)) - if len(masters) == 1 and version != '3.0': - ha_hint_message = """ + if verbose: + if len(masters) == 1 and version != '3.0': + ha_hint_message = """ NOTE: Add a total of 3 or more masters to perform an HA installation.""" - click.echo(ha_hint_message) - elif len(masters) == 2: - min_masters_message = """ + click.echo(ha_hint_message) + elif len(masters) == 2: + min_masters_message = """ WARNING: A minimum of 3 masters are required to perform an HA installation. Please add one more to proceed.""" - click.echo(min_masters_message) - elif len(masters) >= 3: - ha_message = """ + click.echo(min_masters_message) + elif len(masters) >= 3: + ha_message = """ NOTE: Multiple masters specified, this will be an HA deployment with a separate etcd cluster. You will be prompted to provide the FQDN of a load balancer and a host for storage once finished entering hosts. -""" - click.echo(ha_message) + """ + click.echo(ha_message) - dedicated_nodes_message = """ + dedicated_nodes_message = """ WARNING: Dedicated nodes are recommended for an HA deployment. If no dedicated nodes are specified, each configured master will be marked as a schedulable node.""" - min_ha_nodes_message = """ + min_ha_nodes_message = """ WARNING: A minimum of 3 dedicated nodes are recommended for an HA deployment.""" - if len(dedicated_nodes) == 0: - click.echo(dedicated_nodes_message) - elif len(dedicated_nodes) < 3: - click.echo(min_ha_nodes_message) + if len(dedicated_nodes) == 0: + click.echo(dedicated_nodes_message) + elif len(dedicated_nodes) < 3: + click.echo(min_ha_nodes_message) click.echo('') @@ -270,6 +260,8 @@ def print_host_summary(all_hosts, host): click.echo(" - Etcd (Embedded)") if host.is_storage(): click.echo(" - Storage") + if host.new_host: + click.echo(" - NEW") def collect_master_lb(hosts): @@ -307,14 +299,18 @@ hostname. 'please specify a separate host' % hostname) return hostname - host_props['connect_to'] = click.prompt('Enter hostname or IP address', - value_proc=validate_prompt_lb) - install_haproxy = \ - click.confirm('Should the reference HAProxy load balancer be installed on this host?') - host_props['preconfigured'] = not install_haproxy - host_props['roles'] = ['master_lb'] - master_lb = Host(**host_props) - hosts.append(master_lb) + lb_hostname = click.prompt('Enter hostname or IP address', + value_proc=validate_prompt_lb, + default='') + if lb_hostname: + host_props['connect_to'] = lb_hostname + install_haproxy = \ + click.confirm('Should the reference HAProxy load balancer be installed on this host?') + host_props['preconfigured'] = not install_haproxy + host_props['roles'] = ['master_lb'] + return Host(**host_props) + else: + return None def collect_storage_host(hosts): @@ -395,29 +391,29 @@ Notes: default_facts_lines = [] default_facts = {} - for h in hosts: - if h.preconfigured: + for host in hosts: + if host.preconfigured: continue try: - default_facts[h.connect_to] = {} - h.ip = callback_facts[h.connect_to]["common"]["ip"] - h.public_ip = callback_facts[h.connect_to]["common"]["public_ip"] - h.hostname = callback_facts[h.connect_to]["common"]["hostname"] - h.public_hostname = callback_facts[h.connect_to]["common"]["public_hostname"] + default_facts[host.connect_to] = {} + host.ip = callback_facts[host.connect_to]["common"]["ip"] + host.public_ip = callback_facts[host.connect_to]["common"]["public_ip"] + host.hostname = callback_facts[host.connect_to]["common"]["hostname"] + host.public_hostname = callback_facts[host.connect_to]["common"]["public_hostname"] except KeyError: - click.echo("Problem fetching facts from {}".format(h.connect_to)) + click.echo("Problem fetching facts from {}".format(host.connect_to)) continue - default_facts_lines.append(",".join([h.connect_to, - h.ip, - h.public_ip, - h.hostname, - h.public_hostname])) - output = "%s\n%s" % (output, ",".join([h.connect_to, - h.ip, - h.public_ip, - h.hostname, - h.public_hostname])) + default_facts_lines.append(",".join([host.connect_to, + host.ip, + host.public_ip, + host.hostname, + host.public_hostname])) + output = "%s\n%s" % (output, ",".join([host.connect_to, + host.ip, + host.public_ip, + host.hostname, + host.public_hostname])) output = "%s\n%s" % (output, notes) click.echo(output) @@ -534,7 +530,7 @@ def error_if_missing_info(oo_cfg): oo_cfg.settings['variant_version'] = version.name # check that all listed host roles are included - listed_roles = get_host_roles_set(oo_cfg) + listed_roles = oo_cfg.get_host_roles_set() configured_roles = set([role for role in oo_cfg.deployment.roles]) if listed_roles != configured_roles: missing_info = True @@ -544,16 +540,7 @@ def error_if_missing_info(oo_cfg): sys.exit(1) -def get_host_roles_set(oo_cfg): - roles_set = set() - for host in oo_cfg.deployment.hosts: - for role in host.roles: - roles_set.add(role) - - return roles_set - - -def get_proxy_hostnames_and_excludes(): +def get_proxy_hosts_excludes(): message = """ If a proxy is needed to reach HTTP and HTTPS traffic, please enter the name below. This proxy will be configured by default for all processes @@ -635,7 +622,8 @@ https://docs.openshift.com/enterprise/latest/admin_guide/install/prerequisites.h click.clear() if 'master_routingconfig_subdomain' not in oo_cfg.deployment.variables: - oo_cfg.deployment.variables['master_routingconfig_subdomain'] = get_master_routingconfig_subdomain() + oo_cfg.deployment.variables['master_routingconfig_subdomain'] = \ + get_routingconfig_subdomain() click.clear() # Are any proxy vars already presisted? @@ -644,7 +632,7 @@ https://docs.openshift.com/enterprise/latest/admin_guide/install/prerequisites.h saved_proxy_vars = [pv for pv in proxy_vars if oo_cfg.deployment.variables.get(pv, 'UNSET') is not 'UNSET'] - installer_log.debug("Evaluated proxy settings, found %s presisted values", + INSTALLER_LOG.debug("Evaluated proxy settings, found %s presisted values", len(saved_proxy_vars)) current_version = parse_version( oo_cfg.settings.get('variant_version', '0.0')) @@ -654,8 +642,8 @@ https://docs.openshift.com/enterprise/latest/admin_guide/install/prerequisites.h # recognizes proxy parameters. We must prompt the user for values # if this conditional is true. if not saved_proxy_vars and current_version >= min_version: - installer_log.debug("Prompting user to enter proxy values") - http_proxy, https_proxy, proxy_excludes = get_proxy_hostnames_and_excludes() + INSTALLER_LOG.debug("Prompting user to enter proxy values") + http_proxy, https_proxy, proxy_excludes = get_proxy_hosts_excludes() oo_cfg.deployment.variables['proxy_http'] = http_proxy oo_cfg.deployment.variables['proxy_https'] = https_proxy oo_cfg.deployment.variables['proxy_exclude_hosts'] = proxy_excludes @@ -709,82 +697,64 @@ def is_installed_host(host, callback_facts): 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): - - # Copy the list of existing hosts so we can remove any already installed nodes. - hosts_to_run_on = list(oo_cfg.deployment.hosts) +def get_hosts_to_run_on(oo_cfg, callback_facts, unattended, force): + """ + We get here once there are hosts in oo_cfg and we need to find out what + state they are in. There are several different cases that might occur: + + 1. All hosts in oo_cfg are uninstalled. In this case, we should proceed + with a normal installation. + 2. All hosts in oo_cfg are installed. In this case, ask the user if they + want to force reinstall or exit. We can also hint in this case about + the scaleup workflow. + 3. Some hosts are installed and some are uninstalled. In this case, prompt + the user if they want to force (re)install all hosts specified or direct + them to the scaleup workflow and exit. + """ + hosts_to_run_on = [] # Check if master or nodes already have something installed - installed_hosts, uninstalled_hosts = get_installed_hosts(oo_cfg.deployment.hosts, callback_facts) - if len(installed_hosts) > 0: - click.echo('Installed environment detected.') - # This check has to happen before we start removing hosts later in this method + installed_hosts, uninstalled_hosts = get_installed_hosts(oo_cfg.deployment.hosts, + callback_facts) + nodes = [host for host in oo_cfg.deployment.hosts if host.is_node()] + + # Case (1): All uninstalled hosts + if len(uninstalled_hosts) == len(nodes): + click.echo('All hosts in config are uninstalled. Proceeding with installation...') + hosts_to_run_on = list(oo_cfg.deployment.hosts) + else: + # Case (2): All installed hosts + if len(installed_hosts) == len(list(oo_cfg.deployment.hosts)): + message = """ +All specified hosts in specified environment are installed. +""" + # Case (3): Some installed, some uninstalled + else: + message = """ +A mix of installed and uninstalled hosts have been detected in your environment. +Please make sure your environment was installed successfully before adding new nodes. +""" + + click.echo(message) + + if not unattended: + response = click.confirm('Do you want to (re)install the environment?\n\n' + 'Note: This will potentially erase any custom changes.') + if response: + hosts_to_run_on = list(oo_cfg.deployment.hosts) + force = True + elif unattended and force: + hosts_to_run_on = list(oo_cfg.deployment.hosts) if not force: - if not unattended: - 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 ' - 'potentially erasing any custom changes?', - type=int) - # TODO: this should be reworked with error handling. - # Click can certainly do this for us. - # This should be refactored as soon as we add a 3rd option. - if response == 1: - force = False - if response == 2: - force = True - - # present a message listing already installed hosts and remove hosts if needed - for host in installed_hosts: - if host.is_master(): - click.echo("{} is already an OpenShift master".format(host)) - # Masters stay in the list, we need to run against them when adding - # new nodes. - elif host.is_node(): - click.echo("{} is already an OpenShift node".format(host)) - # force is only used for reinstalls so we don't want to remove - # anything. - if not force: - hosts_to_run_on.remove(host) - - # Handle the cases where we know about uninstalled systems - # TODO: This logic is getting hard to understand. - # we should revise all this to be cleaner. - if not force and len(uninstalled_hosts) > 0: - 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 ' - '`atomic-openshift-installer install --force`') + message = """ +If you want to force reinstall of your environment, run: +`atomic-openshift-installer install --force` + +If you want to add new nodes to this environment, run: +`atomic-openshift-installer scaleup` +""" + click.echo(message) 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 ' - '`atomic-openshift-installer install --force`') - sys.exit(1) - else: - if not force: - new_nodes = collect_new_nodes(oo_cfg) - - hosts_to_run_on.extend(new_nodes) - oo_cfg.deployment.hosts.extend(new_nodes) - - openshift_ansible.set_config(oo_cfg) - 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 " - "{} for details.".format(oo_cfg.settings['ansible_log_path'])) - sys.exit(1) - else: - pass # proceeding as normal should do a clean install return hosts_to_run_on, callback_facts @@ -800,6 +770,49 @@ def set_infra_nodes(hosts): host.node_labels = "{'region': 'infra'}" +def run_config_playbook(oo_cfg, hosts_to_run_on, unattended, verbose, gen_inventory): + # Write Ansible inventory file to disk: + inventory_file = openshift_ansible.generate_inventory(hosts_to_run_on) + + click.echo() + click.echo('Wrote atomic-openshift-installer config: %s' % oo_cfg.config_path) + click.echo("Wrote Ansible inventory: %s" % inventory_file) + click.echo() + + if gen_inventory: + sys.exit(0) + + click.echo('Ready to run installation process.') + message = """ +If changes are needed please edit the config file above and re-run. +""" + if not unattended: + confirm_continue(message) + + error = openshift_ansible.run_main_playbook(inventory_file, oo_cfg.deployment.hosts, + hosts_to_run_on, verbose) + + if error: + # The bootstrap script will print out the log location. + message = """ +An error was detected. After resolving the problem please relaunch the +installation process. +""" + click.echo(message) + sys.exit(1) + else: + message = """ +The installation was successful! + +If this is your first time installing please take a look at the Administrator +Guide for advanced options related to routing, storage, authentication, and +more: + +http://docs.openshift.com/enterprise/latest/admin_guide/overview.html +""" + click.echo(message) + + @click.group() @click.pass_context @click.option('--unattended', '-u', is_flag=True, default=False) @@ -846,8 +859,8 @@ def cli(ctx, unattended, configuration, ansible_playbook_directory, ansible_log_ # highest), anything below that (we only use debug/warning # presently) is not logged. If '-d' is given though, we'll # lower the threshold to debug (almost everything gets through) - installer_log.setLevel(logging.DEBUG) - installer_log.debug("Quick Installer debugging initialized") + INSTALLER_LOG.setLevel(logging.DEBUG) + INSTALLER_LOG.debug("Quick Installer debugging initialized") ctx.obj = {} ctx.obj['unattended'] = unattended @@ -857,8 +870,8 @@ def cli(ctx, unattended, configuration, ansible_playbook_directory, ansible_log_ try: oo_cfg = OOConfig(ctx.obj['configuration']) - except OOConfigInvalidHostError as e: - click.echo(e) + except OOConfigInvalidHostError as err: + click.echo(err) sys.exit(1) # If no playbook dir on the CLI, check the config: @@ -916,7 +929,7 @@ 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=too-many-statements +# pylint: disable=too-many-statements,too-many-branches def upgrade(ctx, latest_minor, next_major): oo_cfg = ctx.obj['oo_cfg'] @@ -1013,15 +1026,17 @@ def upgrade(ctx, latest_minor, next_major): def install(ctx, force, gen_inventory): oo_cfg = ctx.obj['oo_cfg'] verbose = ctx.obj['verbose'] + unattended = ctx.obj['unattended'] - if ctx.obj['unattended']: + if unattended: error_if_missing_info(oo_cfg) else: oo_cfg = get_missing_info_from_user(oo_cfg) - check_hosts_config(oo_cfg, ctx.obj['unattended']) + check_hosts_config(oo_cfg, unattended) - print_installation_summary(oo_cfg.deployment.hosts, oo_cfg.settings.get('variant_version', None)) + 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) @@ -1031,62 +1046,92 @@ def install(ctx, force, gen_inventory): "Please see {} for details.".format(oo_cfg.settings['ansible_log_path'])) sys.exit(1) - hosts_to_run_on, callback_facts = get_hosts_to_run_on( - oo_cfg, callback_facts, ctx.obj['unattended'], force, verbose) + hosts_to_run_on, callback_facts = get_hosts_to_run_on(oo_cfg, + callback_facts, + unattended, + force) # We already verified this is not the case for unattended installs, so this can # only trigger for live CLI users: - # TODO: if there are *new* nodes and this is a live install, we may need the user - # to confirm the settings for new nodes. Look into this once we're distinguishing - # between new and pre-existing nodes. if not ctx.obj['unattended'] and len(oo_cfg.calc_missing_facts()) > 0: confirm_hosts_facts(oo_cfg, callback_facts) # Write quick installer config file to disk: oo_cfg.save_to_disk() - # Write Ansible inventory file to disk: - inventory_file = openshift_ansible.generate_inventory(hosts_to_run_on) + run_config_playbook(oo_cfg, hosts_to_run_on, unattended, verbose, gen_inventory) - click.echo() - click.echo('Wrote atomic-openshift-installer config: %s' % oo_cfg.config_path) - click.echo("Wrote Ansible inventory: %s" % inventory_file) - click.echo() - if gen_inventory: - sys.exit(0) +@click.command() +@click.option('--gen-inventory', is_flag=True, default=False, + help="Generate an Ansible inventory file and exit.") +@click.pass_context +def scaleup(ctx, gen_inventory): + oo_cfg = ctx.obj['oo_cfg'] + verbose = ctx.obj['verbose'] + unattended = ctx.obj['unattended'] - click.echo('Ready to run installation process.') + installed_hosts = list(oo_cfg.deployment.hosts) + + if len(installed_hosts) == 0: + click.echo('No hosts specified.') + sys.exit(1) + + click.echo('Welcome to the OpenShift Enterprise 3 Scaleup utility.') + + print_installation_summary(installed_hosts, + oo_cfg.settings['variant_version'], + verbose=False,) message = """ -If changes are needed please edit the config file above and re-run. -""" - if not ctx.obj['unattended']: - confirm_continue(message) +--- - error = openshift_ansible.run_main_playbook(inventory_file, oo_cfg.deployment.hosts, - hosts_to_run_on, verbose) +We have detected this previously installed OpenShift environment. - if error: - # The bootstrap script will print out the log location. - message = """ -An error was detected. After resolving the problem please relaunch the -installation process. +This tool will guide you through the process of adding additional +nodes to your cluster. """ - click.echo(message) + confirm_continue(message) + + error_if_missing_info(oo_cfg) + check_hosts_config(oo_cfg, True) + + installed_masters = [host for host in installed_hosts if host.is_master()] + new_nodes = collect_new_nodes(oo_cfg) + + oo_cfg.deployment.hosts.extend(new_nodes) + hosts_to_run_on = installed_masters + new_nodes + + openshift_ansible.set_config(oo_cfg) + 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 " + "{} for details.".format(oo_cfg.settings['ansible_log_path'])) sys.exit(1) - else: - message = """ -The installation was successful! -If this is your first time installing please take a look at the Administrator -Guide for advanced options related to routing, storage, authentication, and -more: + 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) + + if error or callback_facts is None: + click.echo("There was a problem fetching the required information. " + "Please see {} for details.".format(oo_cfg.settings['ansible_log_path'])) + sys.exit(1) + + # We already verified this is not the case for unattended installs, so this can + # only trigger for live CLI users: + if not ctx.obj['unattended'] and len(oo_cfg.calc_missing_facts()) > 0: + confirm_hosts_facts(oo_cfg, callback_facts) + + # Write quick installer config file to disk: + oo_cfg.save_to_disk() + run_config_playbook(oo_cfg, hosts_to_run_on, unattended, verbose, gen_inventory) -http://docs.openshift.com/enterprise/latest/admin_guide/overview.html -""" - click.echo(message) cli.add_command(install) +cli.add_command(scaleup) cli.add_command(upgrade) cli.add_command(uninstall) diff --git a/utils/src/ooinstall/oo_config.py b/utils/src/ooinstall/oo_config.py index 697ac9c08..e6bff7133 100644 --- a/utils/src/ooinstall/oo_config.py +++ b/utils/src/ooinstall/oo_config.py @@ -436,3 +436,11 @@ class OOConfig(object): if host.connect_to == name: return host return None + + def get_host_roles_set(self): + roles_set = set() + for host in self.deployment.hosts: + for role in host.roles: + roles_set.add(role) + + return roles_set diff --git a/utils/src/ooinstall/openshift_ansible.py b/utils/src/ooinstall/openshift_ansible.py index 80a79a6d2..764cc1e56 100644 --- a/utils/src/ooinstall/openshift_ansible.py +++ b/utils/src/ooinstall/openshift_ansible.py @@ -48,9 +48,6 @@ def set_config(cfg): def generate_inventory(hosts): global CFG - masters = [host for host in hosts if host.is_master()] - multiple_masters = len(masters) > 1 - new_nodes = [host for host in hosts if host.is_node() and host.new_host] scaleup = len(new_nodes) > 0 @@ -61,7 +58,7 @@ def generate_inventory(hosts): write_inventory_children(base_inventory, scaleup) - write_inventory_vars(base_inventory, multiple_masters, lb) + write_inventory_vars(base_inventory, lb) # write_inventory_hosts for role in CFG.deployment.roles: @@ -106,7 +103,7 @@ def write_inventory_children(base_inventory, scaleup): # pylint: disable=too-many-branches -def write_inventory_vars(base_inventory, multiple_masters, lb): +def write_inventory_vars(base_inventory, lb): global CFG base_inventory.write('\n[OSEv3:vars]\n') @@ -123,7 +120,7 @@ def write_inventory_vars(base_inventory, multiple_masters, lb): if CFG.deployment.variables['ansible_ssh_user'] != 'root': base_inventory.write('ansible_become=yes\n') - if multiple_masters and lb is not None: + if lb is not None: base_inventory.write('openshift_master_cluster_method=native\n') base_inventory.write("openshift_master_cluster_hostname={}\n".format(lb.hostname)) base_inventory.write( diff --git a/utils/src/ooinstall/utils.py b/utils/src/ooinstall/utils.py index eb27a57e4..85a77c75e 100644 --- a/utils/src/ooinstall/utils.py +++ b/utils/src/ooinstall/utils.py @@ -1,4 +1,6 @@ import logging +import re + installer_log = logging.getLogger('installer') @@ -8,3 +10,12 @@ def debug_env(env): if k.startswith("OPENSHIFT") or k.startswith("ANSIBLE") or k.startswith("OO"): installer_log.debug("{key}: {value}".format( key=k, value=env[k])) + + +def is_valid_hostname(hostname): + if not hostname or len(hostname) > 255: + return False + if hostname[-1] == ".": + hostname = hostname[:-1] # strip exactly one dot from the right, if present + allowed = re.compile(r"(?!-)[A-Z\d-]{1,63}(?