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path: root/apex/deploy.py

blob: 9ebc3f624c46fe4b2379ea49c5994c0948242f10 (plain)

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#!/usr/bin/env python

##############################################################################
# Copyright (c) 2017 Tim Rozet (trozet@redhat.com) and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################

import argparse
import json
import logging
import os
import platform
import pprint
import shutil
import sys
import tempfile

import apex.virtual.configure_vm as vm_lib
import apex.virtual.virtual_utils as virt_utils
from apex import DeploySettings
from apex import Inventory
from apex import NetworkEnvironment
from apex import NetworkSettings
from apex.common import utils
from apex.common import constants
from apex.common import parsers
from apex.common.exceptions import ApexDeployException
from apex.network import jumphost
from apex.undercloud import undercloud as uc_lib
from apex.overcloud import config as oc_cfg
from apex.overcloud import overcloud_deploy

APEX_TEMP_DIR = tempfile.mkdtemp(prefix='apex_tmp')
ANSIBLE_PATH = 'ansible/playbooks'
SDN_IMAGE = 'overcloud-full-opendaylight.qcow2'


def deploy_quickstart(args, deploy_settings_file, network_settings_file,
                      inventory_file=None):
    pass


def validate_cross_settings(deploy_settings, net_settings, inventory):
    """
    Used to validate compatibility across settings file.
    :param deploy_settings: parsed settings for deployment
    :param net_settings: parsed settings for network
    :param inventory: parsed inventory file
    :return: None
    """

    if deploy_settings['deploy_options']['dataplane'] != 'ovs' and 'tenant' \
            not in net_settings.enabled_network_list:
        raise ApexDeployException("Setting a DPDK based dataplane requires"
                                  "a dedicated NIC for tenant network")

    # TODO(trozet): add more checks here like RAM for ODL, etc
    # check if odl_vpp_netvirt is true and vpp is set
    # Check if fdio and nosdn:
    # tenant_nic_mapping_controller_members" ==
    # "$tenant_nic_mapping_compute_members


def build_vms(inventory, network_settings,
              template_dir='/usr/share/opnfv-apex'):
    """
    Creates VMs and configures vbmc and host
    :param inventory:
    :param network_settings:
    :return:
    """

    for idx, node in enumerate(inventory['nodes']):
        name = 'baremetal{}'.format(idx)
        volume = name + ".qcow2"
        volume_path = os.path.join(constants.LIBVIRT_VOLUME_PATH, volume)
        # TODO(trozet): add error checking
        vm_lib.create_vm(
            name, volume_path,
            baremetal_interfaces=network_settings.enabled_network_list,
            memory=node['memory'], cpus=node['cpu'],
            macs=[node['mac_address']],
            template_dir=template_dir)
        virt_utils.host_setup({name: node['pm_port']})


def create_deploy_parser():
    deploy_parser = argparse.ArgumentParser()
    deploy_parser.add_argument('--debug', action='store_true', default=False,
                               help="Turn on debug messages")
    deploy_parser.add_argument('-l', '--log-file',
                               default='./apex_deploy.log',
                               dest='log_file', help="Log file to log to")
    deploy_parser.add_argument('-d', '--deploy-settings',
                               dest='deploy_settings_file',
                               required=True,
                               help='File which contains Apex deploy settings')
    deploy_parser.add_argument('-n', '--network-settings',
                               dest='network_settings_file',
                               required=True,
                               help='File which contains Apex network '
                                    'settings')
    deploy_parser.add_argument('-i', '--inventory-file',
                               dest='inventory_file',
                               default=None,
                               help='Inventory file which contains POD '
                                    'definition')
    deploy_parser.add_argument('-e', '--environment-file',
                               dest='env_file',
                               default='opnfv-environment.yaml',
                               help='Provide alternate base env file')
    deploy_parser.add_argument('-v', '--virtual', action='store_true',
                               default=False,
                               dest='virtual',
                               help='Enable virtual deployment')
    deploy_parser.add_argument('--interactive', action='store_true',
                               default=False,
                               help='Enable interactive deployment mode which '
                                    'requires user to confirm steps of '
                                    'deployment')
    deploy_parser.add_argument('--virtual-computes',
                               dest='virt_compute_nodes',
                               default=1,
                               type=int,
                               help='Number of Virtual Compute nodes to create'
                                    ' and use during deployment (defaults to 1'
                                    ' for noha and 2 for ha)')
    deploy_parser.add_argument('--virtual-cpus',
                               dest='virt_cpus',
                               default=4,
                               type=int,
                               help='Number of CPUs to use per Overcloud VM in'
                                    ' a virtual deployment (defaults to 4)')
    deploy_parser.add_argument('--virtual-default-ram',
                               dest='virt_default_ram',
                               default=8,
                               type=int,
                               help='Amount of default RAM to use per '
                                    'Overcloud VM in GB (defaults to 8).')
    deploy_parser.add_argument('--virtual-compute-ram',
                               dest='virt_compute_ram',
                               default=None,
                               type=int,
                               help='Amount of RAM to use per Overcloud '
                                    'Compute VM in GB (defaults to 8). '
                                    'Overrides --virtual-default-ram arg for '
                                    'computes')
    deploy_parser.add_argument('--deploy-dir',
                               default='/usr/share/opnfv-apex',
                               help='Directory to deploy from which contains '
                                    'base config files for deployment')
    deploy_parser.add_argument('--image-dir',
                               default='/var/opt/opnfv/images',
                               help='Directory which contains '
                                    'base disk images for deployment')
    deploy_parser.add_argument('--lib-dir',
                               default='/usr/share/opnfv-apex',
                               help='Directory path for apex ansible '
                                    'and third party libs')
    deploy_parser.add_argument('--quickstart', action='store_true',
                               default=False,
                               help='Use tripleo-quickstart to deploy')
    return deploy_parser


def validate_deploy_args(args):
    """
    Validates arguments for deploy
    :param args:
    :return: None
    """

    logging.debug('Validating arguments for deployment')
    if args.virtual and args.inventory_file is not None:
        logging.error("Virtual enabled but inventory file also given")
        raise ApexDeployException('You should not specify an inventory file '
                                  'with virtual deployments')
    elif args.virtual:
        args.inventory_file = os.path.join(APEX_TEMP_DIR,
                                           'inventory-virt.yaml')
    elif os.path.isfile(args.inventory_file) is False:
        logging.error("Specified inventory file does not exist: {}".format(
            args.inventory_file))
        raise ApexDeployException('Specified inventory file does not exist')

    for settings_file in (args.deploy_settings_file,
                          args.network_settings_file):
        if os.path.isfile(settings_file) is False:
            logging.error("Specified settings file does not "
                          "exist: {}".format(settings_file))
            raise ApexDeployException('Specified settings file does not '
                                      'exist: {}'.format(settings_file))


def main():
    parser = create_deploy_parser()
    args = parser.parse_args(sys.argv[1:])
    # FIXME (trozet): this is only needed as a workaround for CI.  Remove
    # when CI is changed
    if os.getenv('IMAGES', False):
        args.image_dir = os.getenv('IMAGES')
    if args.debug:
        log_level = logging.DEBUG
    else:
        log_level = logging.INFO
    os.makedirs(os.path.dirname(args.log_file), exist_ok=True)
    formatter = '%(asctime)s %(levelname)s: %(message)s'
    logging.basicConfig(filename=args.log_file,
                        format=formatter,
                        datefmt='%m/%d/%Y %I:%M:%S %p',
                        level=log_level)
    console = logging.StreamHandler()
    console.setLevel(log_level)
    console.setFormatter(logging.Formatter(formatter))
    logging.getLogger('').addHandler(console)
    validate_deploy_args(args)
    # Parse all settings
    deploy_settings = DeploySettings(args.deploy_settings_file)
    logging.info("Deploy settings are:\n {}".format(pprint.pformat(
                 deploy_settings)))
    net_settings = NetworkSettings(args.network_settings_file)
    logging.info("Network settings are:\n {}".format(pprint.pformat(
                 net_settings)))
    net_env_file = os.path.join(args.deploy_dir, constants.NET_ENV_FILE)
    net_env = NetworkEnvironment(net_settings, net_env_file)
    net_env_target = os.path.join(APEX_TEMP_DIR, constants.NET_ENV_FILE)
    utils.dump_yaml(dict(net_env), net_env_target)
    ha_enabled = deploy_settings['global_params']['ha_enabled']
    if args.virtual:
        if args.virt_compute_ram is None:
            compute_ram = args.virt_default_ram
        else:
            compute_ram = args.virt_compute_ram
        if deploy_settings['deploy_options']['sdn_controller'] == \
                'opendaylight' and args.virt_default_ram < 12:
            control_ram = 12
            logging.warning('RAM per controller is too low.  OpenDaylight '
                            'requires at least 12GB per controller.')
            logging.info('Increasing RAM per controller to 12GB')
        elif args.virt_default_ram < 10:
            control_ram = 10
            logging.warning('RAM per controller is too low.  nosdn '
                            'requires at least 10GB per controller.')
            logging.info('Increasing RAM per controller to 10GB')
        else:
            control_ram = args.virt_default_ram
        if ha_enabled and args.virt_compute_nodes < 2:
            logging.debug('HA enabled, bumping number of compute nodes to 2')
            args.virt_compute_nodes = 2
        virt_utils.generate_inventory(args.inventory_file, ha_enabled,
                                      num_computes=args.virt_compute_nodes,
                                      controller_ram=control_ram * 1024,
                                      compute_ram=compute_ram * 1024,
                                      vcpus=args.virt_cpus
                                      )
    inventory = Inventory(args.inventory_file, ha_enabled, args.virtual)

    validate_cross_settings(deploy_settings, net_settings, inventory)

    if args.quickstart:
        deploy_settings_file = os.path.join(APEX_TEMP_DIR,
                                            'apex_deploy_settings.yaml')
        utils.dump_yaml(utils.dict_objects_to_str(deploy_settings),
                        deploy_settings_file)
        logging.info("File created: {}".format(deploy_settings_file))
        network_settings_file = os.path.join(APEX_TEMP_DIR,
                                             'apex_network_settings.yaml')
        utils.dump_yaml(utils.dict_objects_to_str(net_settings),
                        network_settings_file)
        logging.info("File created: {}".format(network_settings_file))
        deploy_quickstart(args, deploy_settings_file, network_settings_file,
                          args.inventory_file)
    else:
        # TODO (trozet): add logic back from:
        # Iedb75994d35b5dc1dd5d5ce1a57277c8f3729dfd (FDIO DVR)
        ansible_args = {
            'virsh_enabled_networks': net_settings.enabled_network_list
        }
        ansible_path = os.path.join(args.lib_dir, ANSIBLE_PATH)
        utils.run_ansible(ansible_args,
                          os.path.join(args.lib_dir,
                                       ansible_path,
                                       'deploy_dependencies.yml'))
        uc_external = False
        if 'external' in net_settings.enabled_network_list:
            uc_external = True
        if args.virtual:
            # create all overcloud VMs
            build_vms(inventory, net_settings, args.deploy_dir)
        else:
            # Attach interfaces to jumphost for baremetal deployment
            jump_networks = ['admin']
            if uc_external:
                jump_networks.append('external')
            for network in jump_networks:
                if network == 'external':
                    # TODO(trozet): enable vlan secondary external networks
                    iface = net_settings['networks'][network][0][
                        'installer_vm']['members'][0]
                else:
                    iface = net_settings['networks'][network]['installer_vm'][
                        'members'][0]
                bridge = "br-{}".format(network)
                jumphost.attach_interface_to_ovs(bridge, iface, network)
        # Dump all settings out to temp bash files to be sourced
        instackenv_json = os.path.join(APEX_TEMP_DIR, 'instackenv.json')
        with open(instackenv_json, 'w') as fh:
            json.dump(inventory, fh)

        # Create and configure undercloud
        if args.debug:
            root_pw = constants.DEBUG_OVERCLOUD_PW
        else:
            root_pw = None
        undercloud = uc_lib.Undercloud(args.image_dir,
                                       args.deploy_dir,
                                       root_pw=root_pw,
                                       external_network=uc_external)
        undercloud.start()

        # Generate nic templates
        for role in 'compute', 'controller':
            oc_cfg.create_nic_template(net_settings, deploy_settings, role,
                                       args.deploy_dir, APEX_TEMP_DIR)
        # Install Undercloud
        undercloud.configure(net_settings,
                             os.path.join(args.lib_dir,
                                          ansible_path,
                                          'configure_undercloud.yml'),
                             APEX_TEMP_DIR)

        # Prepare overcloud-full.qcow2
        logging.info("Preparing Overcloud for deployment...")
        sdn_image = os.path.join(args.image_dir, SDN_IMAGE)
        overcloud_deploy.prep_image(deploy_settings, sdn_image, APEX_TEMP_DIR,
                                    root_pw=root_pw)
        opnfv_env = os.path.join(args.deploy_dir, args.env_file)
        overcloud_deploy.prep_env(deploy_settings, net_settings, opnfv_env,
                                  net_env_target, APEX_TEMP_DIR)
        overcloud_deploy.create_deploy_cmd(deploy_settings, net_settings,
                                           inventory, APEX_TEMP_DIR,
                                           args.virtual, args.env_file)
        deploy_playbook = os.path.join(args.lib_dir, ansible_path,
                                       'deploy_overcloud.yml')
        virt_env = 'virtual-environment.yaml'
        bm_env = 'baremetal-environment.yaml'
        for p_env in virt_env, bm_env:
            shutil.copyfile(os.path.join(args.deploy_dir, p_env),
                            os.path.join(APEX_TEMP_DIR, p_env))

        # Start Overcloud Deployment
        logging.info("Executing Overcloud Deployment...")
        deploy_vars = dict()
        deploy_vars['virtual'] = args.virtual
        deploy_vars['debug'] = args.debug
        deploy_vars['aarch64'] = platform.machine() == 'aarch64'
        deploy_vars['dns_server_args'] = ''
        deploy_vars['apex_temp_dir'] = APEX_TEMP_DIR
        deploy_vars['stackrc'] = 'source /home/stack/stackrc'
        deploy_vars['overcloudrc'] = 'source /home/stack/overcloudrc'
        for dns_server in net_settings['dns_servers']:
            deploy_vars['dns_server_args'] += " --dns-nameserver {}".format(
                dns_server)
        try:
            utils.run_ansible(deploy_vars, deploy_playbook, host=undercloud.ip,
                              user='stack', tmp_dir=APEX_TEMP_DIR)
            logging.info("Overcloud deployment complete")
        except Exception:
            logging.error("Deployment Failed.  Please check log")
            raise
        finally:
            os.remove(os.path.join(APEX_TEMP_DIR, 'overcloud-full.qcow2'))

        # Post install
        logging.info("Executing post deploy configuration")
        jumphost.configure_bridges(net_settings)
        nova_output = os.path.join(APEX_TEMP_DIR, 'nova_output')
        deploy_vars['overcloud_nodes'] = parsers.parse_nova_output(
            nova_output)
        deploy_vars['SSH_OPTIONS'] = '-o StrictHostKeyChecking=no -o ' \
                                     'GlobalKnownHostsFile=/dev/null -o ' \
                                     'UserKnownHostsFile=/dev/null -o ' \
                                     'LogLevel=error'
        deploy_vars['external_network_cmds'] = \
            overcloud_deploy.external_network_cmds(net_settings)
        # TODO(trozet): just parse all ds_opts as deploy vars one time
        ds_opts = deploy_settings['deploy_options']
        deploy_vars['gluon'] = ds_opts['gluon']
        deploy_vars['sdn'] = ds_opts['sdn_controller']
        for dep_option in 'yardstick', 'dovetail', 'vsperf':
            if dep_option in ds_opts:
                deploy_vars[dep_option] = ds_opts[dep_option]
            else:
                deploy_vars[dep_option] = False
        deploy_vars['dataplane'] = ds_opts['dataplane']
        overcloudrc = os.path.join(APEX_TEMP_DIR, 'overcloudrc')
        if ds_opts['congress']:
            deploy_vars['congress_datasources'] = \
                overcloud_deploy.create_congress_cmds(overcloudrc)
            deploy_vars['congress'] = True
        else:
            deploy_vars['congress'] = False
        # TODO(trozet): this is probably redundant with getting external
        # network info from undercloud.py
        if 'external' in net_settings.enabled_network_list:
            ext_cidr = net_settings['networks']['external'][0]['cidr']
        else:
            ext_cidr = net_settings['networks']['admin']['cidr']
        deploy_vars['external_cidr'] = str(ext_cidr)
        if ext_cidr.version == 6:
            deploy_vars['external_network_ipv6'] = True
        else:
            deploy_vars['external_network_ipv6'] = False
        post_undercloud = os.path.join(args.lib_dir, ansible_path,
                                       'post_deploy_undercloud.yml')
        logging.info("Executing post deploy configuration undercloud playbook")
        try:
            utils.run_ansible(deploy_vars, post_undercloud, host=undercloud.ip,
                              user='stack', tmp_dir=APEX_TEMP_DIR)
            logging.info("Post Deploy Undercloud Configuration Complete")
        except Exception:
            logging.error("Post Deploy Undercloud Configuration failed.  "
                          "Please check log")
            raise
        # Post deploy overcloud node configuration
        # TODO(trozet): just parse all ds_opts as deploy vars one time
        deploy_vars['sfc'] = ds_opts['sfc']
        deploy_vars['vpn'] = ds_opts['vpn']
        # TODO(trozet): pull all logs and store in tmp dir in overcloud
        # playbook
        post_overcloud = os.path.join(args.lib_dir, ansible_path,
                                      'post_deploy_overcloud.yml')
        # Run per overcloud node
        for node, ip in deploy_vars['overcloud_nodes'].items():
            logging.info("Executing Post deploy overcloud playbook on "
                         "node {}".format(node))
            try:
                utils.run_ansible(deploy_vars, post_overcloud, host=ip,
                                  user='heat-admin', tmp_dir=APEX_TEMP_DIR)
                logging.info("Post Deploy Overcloud Configuration Complete "
                             "for node {}".format(node))
            except Exception:
                logging.error("Post Deploy Overcloud Configuration failed "
                              "for node {}. Please check log".format(node))
                raise
        logging.info("Apex deployment complete")
        logging.info("Undercloud IP: {}, please connect by doing "
                     "'opnfv-util undercloud'".format(undercloud.ip))
        # TODO(trozet): add logging here showing controller VIP and horizon url
if __name__ == '__main__':
    main()