diff options
Diffstat (limited to 'utils/src/ooinstall/cli_installer.py')
| -rw-r--r-- | utils/src/ooinstall/cli_installer.py | 104 |
1 files changed, 87 insertions, 17 deletions
diff --git a/utils/src/ooinstall/cli_installer.py b/utils/src/ooinstall/cli_installer.py index 0b3af8829..ac9d884d9 100644 --- a/utils/src/ooinstall/cli_installer.py +++ b/utils/src/ooinstall/cli_installer.py @@ -72,7 +72,7 @@ def delete_hosts(hosts): click.echo("\"{}\" doesn't coorespond to any valid input.".format(del_idx)) return hosts, None -def collect_hosts(master_set=False): +def collect_hosts(version=None, masters_set=False): """ Collect host information from user. This will later be filled in using ansible. @@ -102,17 +102,23 @@ http://docs.openshift.com/enterprise/latest/architecture/infrastructure_componen hosts = [] more_hosts = True + num_masters = 0 while more_hosts: host_props = {} - hostname_or_ip = click.prompt('Enter hostname or IP address:', - default='', - value_proc=validate_prompt_hostname) - - host_props['connect_to'] = hostname_or_ip - if not master_set: - is_master = click.confirm('Will this host be an OpenShift Master?') - host_props['master'] = is_master - master_set = is_master + host_props['connect_to'] = click.prompt('Enter hostname or IP address:', + default='', + value_proc=validate_prompt_hostname) + + if not masters_set: + if click.confirm('Will this host be an OpenShift Master?'): + host_props['master'] = True + num_masters += 1 + + if num_masters > 1: + hosts.append(collect_master_lb()) + + if num_masters >= 3 or version == '3.0': + masters_set = True host_props['node'] = True #TODO: Reenable this option once container installs are out of tech preview @@ -129,9 +135,35 @@ http://docs.openshift.com/enterprise/latest/architecture/infrastructure_componen hosts.append(host) - more_hosts = click.confirm('Do you want to add additional hosts?') + if num_masters <= 1 or num_masters >= 3: + more_hosts = click.confirm('Do you want to add additional hosts?') return hosts +def collect_master_lb(): + """ + Get an HA proxy from the user + """ + message = """ +Setting up High Availability Masters requires a load balancing solution. +Please provide a host that will be configured as a proxy. This can either be +an existing load balancer configured to balance all masters on port 8443 or a +new host that will have HAProxy installed on it. + +This will also require you to set a third master. +""" + click.echo(message) + host_props = {} + host_props['connect_to'] = click.prompt('Enter hostname or IP address:', + default='', + value_proc=validate_prompt_hostname) + host_props['run_on'] = click.confirm('Is this a clean host you want to install HAProxy on?') + host_props['master'] = False + host_props['node'] = False + host_props['master_lb'] = True + master_lb = Host(**host_props) + + return master_lb + def confirm_hosts_facts(oo_cfg, callback_facts): hosts = oo_cfg.hosts click.clear() @@ -199,7 +231,41 @@ Edit %s with the desired values and run `atomic-openshift-installer --unattended sys.exit(0) return default_facts -def get_variant_and_version(): + + +def check_hosts_config(oo_cfg): + click.clear() + masters = [host for host in oo_cfg.hosts if host.master] + if len(masters) > 1: + master_lb = [host for host in oo_cfg.hosts if host.master_lb] + click.echo(master_lb) + if len(master_lb) > 1: + click.echo('More than one HAProxy specified. Only one proxy is allowed.') + sys.exit(0) + elif len(master_lb) == 1: + if master_lb[0].master or master_lb[0].node: + click.echo('HAProxy is configured as a master or node. Please correct this.') + sys.exit(0) + else: + message = """ +No HAProxy given in config. Either specify one or provide a load balancing solution +of your choice to balance the master API (port 8443) on all master hosts. + +https://docs.openshift.org/latest/install_config/install/advanced_install.html#multiple-masters +""" + confirm_continue(message) + + nodes = [host.node for host in oo_cfg.hosts] + if len(masters) == len(nodes): + message = """ +No dedicated Nodes specified. By default, colocated Masters have their Nodes set to unscheduleable. +Would you like to label the colocated masters as scheduleable? +""" + confirm_continue(message) + + return + +def get_variant_and_version(multi_master=False): message = "\nWhich variant would you like to install?\n\n" i = 1 @@ -211,6 +277,8 @@ def get_variant_and_version(): message = "%s\n" % message click.echo(message) + if multi_master: + click.echo('NOTE: 3.0 installations are not') response = click.prompt("Choose a variant from above: ", default=1) product, version = combos[response - 1] @@ -292,16 +360,16 @@ https://docs.openshift.com/enterprise/latest/admin_guide/install/prerequisites.h oo_cfg.settings['ansible_ssh_user'] = get_ansible_ssh_user() click.clear() - if not oo_cfg.hosts: - oo_cfg.hosts = collect_hosts() - click.clear() - if oo_cfg.settings.get('variant', '') == '': variant, version = get_variant_and_version() oo_cfg.settings['variant'] = variant.name oo_cfg.settings['variant_version'] = version.name click.clear() + if not oo_cfg.hosts: + oo_cfg.hosts = collect_hosts(version=oo_cfg.settings['variant_version']) + click.clear() + return oo_cfg @@ -312,7 +380,7 @@ def collect_new_nodes(): Add new nodes here """ click.echo(message) - return collect_hosts(True) + return collect_hosts(masters_set=True) def get_installed_hosts(hosts, callback_facts): installed_hosts = [] @@ -555,6 +623,8 @@ def install(ctx, force): else: oo_cfg = get_missing_info_from_user(oo_cfg) + check_hosts_config(oo_cfg) + click.echo('Gathering information from hosts...') callback_facts, error = openshift_ansible.default_facts(oo_cfg.hosts, verbose) |