267 lines
9.3 KiB
Python
Executable File
267 lines
9.3 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (C) 2011-2012 OpenStack LLC.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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#
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import argparse
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import os
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import shutil
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import sys
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import tempfile
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import time
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import traceback
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import ansible_runner
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import openstack
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import paramiko
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import utils
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SCRIPT_DIR = os.path.abspath(os.path.dirname(sys.argv[0]))
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try:
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# This unactionable warning does not need to be printed over and over.
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import requests.packages.urllib3
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requests.packages.urllib3.disable_warnings()
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except Exception:
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pass
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class AnsibleRunner(object):
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def __init__(self, keep=False):
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self.keep = keep
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self.root = tempfile.mkdtemp()
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# env directory
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self.env_root = os.path.join(self.root, 'env')
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os.makedirs(self.env_root)
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self.ssh_key = os.path.join(self.env_root, 'ssh_key')
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# inventory directory
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self.inventory_root = os.path.join(self.root, 'inventory')
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shutil.copytree(
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os.path.expanduser('~/.config/windmill/ansible'),
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self.inventory_root)
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self.hosts = os.path.join(self.inventory_root, 'hosts')
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def __enter__(self):
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return self
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def __exit__(self, etype, value, tb):
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if not self.keep:
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shutil.rmtree(self.root)
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def bootstrap_server(server, key, name, group, keep, timeout):
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ip = server.public_v4
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ssh_kwargs = dict(pkey=key)
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ansible_user = None
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print("--- Running initial configuration on host %s ---" % ip)
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host_key = utils.nodescan(ip)
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if not host_key:
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raise Exception("Unable to find ssh-ecdsa SSH host key")
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for username in ['ubuntu', 'centos']:
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ssh_client = utils.ssh_connect(
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ip, username, ssh_kwargs, timeout=timeout)
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if ssh_client:
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ansible_user = username
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break
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if not ssh_client:
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raise Exception("Unable to log in via SSH")
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with AnsibleRunner(keep) as runner:
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with open(runner.ssh_key, 'w') as key_file:
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key.write_private_key(key_file)
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os.chmod(runner.ssh_key, 0o600)
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with open(runner.hosts, 'w') as inventory_file:
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inventory_file.write(
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"[{group}]\n{host} ansible_host={ip} "
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"ansible_user={user} "
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"ansible_ssh_host_key_ed25519_public={host_key}".format(
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group=group, host=name, ip=server.interface_ip,
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user=ansible_user, host_key=host_key))
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project_dir = os.path.join(
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SCRIPT_DIR, '..', 'playbooks', 'bootstrap-ansible')
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r = ansible_runner.run(
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private_data_dir=runner.root, playbook='site.yaml',
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project_dir=project_dir)
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if r.rc:
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raise Exception("Ansible runner failed")
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def build_server(cloud, name, group, image, flavor,
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volume, keep, network, boot_from_volume, config_drive,
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mount_path, fs_label, availability_zone, environment,
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volume_size, timeout):
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key = None
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server = None
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create_kwargs = dict(image=image, flavor=flavor, name=name,
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reuse_ips=False, wait=True,
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boot_from_volume=boot_from_volume,
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volume_size=volume_size,
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network=network,
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config_drive=config_drive,
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timeout=timeout)
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if availability_zone:
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create_kwargs['availability_zone'] = availability_zone
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if volume:
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create_kwargs['volumes'] = [volume]
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key_name = 'launch-%i' % (time.time())
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key = paramiko.RSAKey.generate(2048)
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public_key = key.get_name() + ' ' + key.get_base64()
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cloud.create_keypair(key_name, public_key)
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create_kwargs['key_name'] = key_name
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try:
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server = cloud.create_server(**create_kwargs)
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except Exception:
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try:
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cloud.delete_keypair(key_name)
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except Exception:
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print("Exception encountered deleting keypair:")
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traceback.print_exc()
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raise
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try:
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cloud.delete_keypair(key_name)
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server = cloud.get_openstack_vars(server)
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bootstrap_server(server, key, name, group, keep, timeout)
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except Exception:
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print("****")
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print("Server %s failed to build!" % (server.id))
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try:
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if keep:
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print("Keeping as requested")
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print(
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"Run to delete -> openstack server delete %s" % server.id)
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else:
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cloud.delete_server(server.id, delete_ips=True)
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except Exception:
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print("Exception encountered deleting server:")
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traceback.print_exc()
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print("The original exception follows:")
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print("****")
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# Raise the important exception that started this
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raise
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return server
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument("name", help="server name")
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parser.add_argument("group", help="server group")
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parser.add_argument("--cloud", dest="cloud", required=True,
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help="cloud name")
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parser.add_argument("--region", dest="region",
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help="cloud region")
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parser.add_argument("--flavor", dest="flavor", default='1GB',
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help="name (or substring) of flavor")
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parser.add_argument("--image", dest="image",
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default="Ubuntu 18.04 LTS (Bionic Beaver) (PVHVM)",
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help="image name")
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parser.add_argument("--environment", dest="environment",
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help="Puppet environment to use",
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default=None)
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parser.add_argument("--volume", dest="volume",
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help="UUID of volume to attach to the new server.",
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default=None)
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parser.add_argument("--mount-path", dest="mount_path",
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help="Path to mount cinder volume at.",
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default=None)
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parser.add_argument("--fs-label", dest="fs_label",
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help="FS label to use when mounting cinder volume.",
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default=None)
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parser.add_argument("--boot-from-volume", dest="boot_from_volume",
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help="Create a boot volume for the server and use it.",
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action='store_true',
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default=False)
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parser.add_argument("--volume-size", dest="volume_size",
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help="Size of volume (GB) for --boot-from-volume",
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default="50")
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parser.add_argument("--keep", dest="keep",
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help="Don't clean up or delete the server on error.",
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action='store_true',
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default=False)
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parser.add_argument("--verbose", dest="verbose", default=False,
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action='store_true',
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help="Be verbose about logging cloud actions")
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parser.add_argument("--network", dest="network", default=None,
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help="network label to attach instance to")
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parser.add_argument("--config-drive", dest="config_drive",
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help="Boot with config_drive attached.",
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action='store_true',
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default=False)
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parser.add_argument("--timeout", dest="timeout",
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help="Increase timeouts (default 600s)",
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type=int, default=600)
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parser.add_argument("--az", dest="availability_zone", default=None,
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help="AZ to boot in.")
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options = parser.parse_args()
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openstack.enable_logging(debug=options.verbose)
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cloud_kwargs = {}
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if options.region:
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cloud_kwargs['region_name'] = options.region
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cloud = openstack.connect(cloud=options.cloud, **cloud_kwargs)
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flavor = cloud.get_flavor(options.flavor)
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if flavor:
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print("Found flavor", flavor.name)
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else:
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print("Unable to find matching flavor; flavor list:")
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for i in cloud.list_flavors():
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print(i.name)
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sys.exit(1)
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image = cloud.get_image_exclude(options.image, 'deprecated')
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if image:
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print("Found image", image.name)
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else:
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print("Unable to find matching image; image list:")
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for i in cloud.list_images():
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print(i.name)
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sys.exit(1)
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server = build_server(cloud, options.name, options.group, image, flavor,
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options.volume, options.keep,
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options.network, options.boot_from_volume,
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options.config_drive,
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options.mount_path, options.fs_label,
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options.availability_zone,
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options.environment, options.volume_size,
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options.timeout)
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print('UUID=%s\nIPV4=%s\nIPV6=%s\n' % (
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server.id, server.public_v4, server.public_v6))
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if __name__ == '__main__':
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main()
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