system-config/launch/launch-node.py
Monty Taylor 7b761f4148 Pass in service name to nova constructor.
Because, you know, we should have to do this.

Rackspace publishes two things called "compute" into their catalog for
customers who still have the old compute service.

Change-Id: I27d5a78fc743057a270acd4bf7c85fd998f9074d
2015-02-26 16:30:13 -05:00

270 lines
9.5 KiB
Python
Executable File

#!/usr/bin/env python
# Launch a new OpenStack project infrastructure node.
# Copyright (C) 2011-2012 OpenStack LLC.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
#
# See the License for the specific language governing permissions and
# limitations under the License.
import sys
import os
import time
import traceback
import argparse
import dns
import utils
NOVA_USERNAME = os.environ['OS_USERNAME']
NOVA_PASSWORD = os.environ['OS_PASSWORD']
NOVA_URL = os.environ['OS_AUTH_URL']
NOVA_PROJECT_ID = os.environ['OS_TENANT_NAME']
NOVA_REGION_NAME = os.environ['OS_REGION_NAME']
NOVA_SERVICE_NAME = os.environ.get('OS_SERVICE_NAME', 'compute')
NOVACLIENT_INSECURE = os.getenv('NOVACLIENT_INSECURE', None)
IPV6 = os.environ.get('IPV6', '0') is 1
SCRIPT_DIR = os.path.dirname(sys.argv[0])
def get_client():
args = [NOVA_USERNAME, NOVA_PASSWORD, NOVA_PROJECT_ID, NOVA_URL]
kwargs = {}
kwargs['region_name'] = NOVA_REGION_NAME
kwargs['service_type'] = 'compute'
kwargs['service_name'] = NOVA_SERVICE_NAME
if NOVACLIENT_INSECURE:
kwargs['insecure'] = True
from novaclient.v1_1.client import Client
client = Client(*args, **kwargs)
return client
def bootstrap_server(server, admin_pass, key, cert, environment, name,
puppetmaster, volume, floating_ip_pool):
ip = utils.get_public_ip(server, floating_ip_pool=floating_ip_pool)
if not ip:
raise Exception("Unable to find public ip of server")
ssh_kwargs = {}
if key:
ssh_kwargs['pkey'] = key
else:
ssh_kwargs['password'] = admin_pass
for username in ['root', 'ubuntu', 'centos']:
ssh_client = utils.ssh_connect(ip, username, ssh_kwargs, timeout=600)
if ssh_client:
break
if not ssh_client:
raise Exception("Unable to log in via SSH")
# cloud-init puts the "please log in as user foo" message and
# subsequent exit() in root's authorized_keys -- overwrite it with
# a normal version to get root login working again.
if username != 'root':
ssh_client.ssh("sudo cp ~/.ssh/authorized_keys"
" ~root/.ssh/authorized_keys")
ssh_client.ssh("sudo chmod 644 ~root/.ssh/authorized_keys")
ssh_client.ssh("sudo chown root.root ~root/.ssh/authorized_keys")
ssh_client = utils.ssh_connect(ip, 'root', ssh_kwargs, timeout=600)
if IPV6:
ssh_client.ssh('ping6 -c5 -Q 0x10 review.openstack.org '
'|| ping6 -c5 -Q 0x10 wiki.openstack.org')
ssh_client.scp(os.path.join(SCRIPT_DIR, '..', 'make_swap.sh'),
'make_swap.sh')
ssh_client.ssh('bash -x make_swap.sh')
if volume:
ssh_client.scp(os.path.join(SCRIPT_DIR, '..', 'mount_volume.sh'),
'mount_volume.sh')
ssh_client.ssh('bash -x mount_volume.sh')
ssh_client.scp(os.path.join(SCRIPT_DIR, '..', 'install_puppet.sh'),
'install_puppet.sh')
ssh_client.ssh('bash -x install_puppet.sh')
certname = cert[:(0 - len('.pem'))]
ssh_client.ssh("mkdir -p /var/lib/puppet/ssl/certs")
ssh_client.ssh("mkdir -p /var/lib/puppet/ssl/private_keys")
ssh_client.ssh("mkdir -p /var/lib/puppet/ssl/public_keys")
ssh_client.ssh("chown -R puppet:root /var/lib/puppet/ssl")
ssh_client.ssh("chown -R puppet:puppet /var/lib/puppet/ssl/private_keys")
ssh_client.ssh("chmod 0771 /var/lib/puppet/ssl")
ssh_client.ssh("chmod 0755 /var/lib/puppet/ssl/certs")
ssh_client.ssh("chmod 0750 /var/lib/puppet/ssl/private_keys")
ssh_client.ssh("chmod 0755 /var/lib/puppet/ssl/public_keys")
for ssldir in ['/var/lib/puppet/ssl/certs/',
'/var/lib/puppet/ssl/private_keys/',
'/var/lib/puppet/ssl/public_keys/']:
ssh_client.scp(os.path.join(ssldir, cert),
os.path.join(ssldir, cert))
ssh_client.scp("/var/lib/puppet/ssl/crl.pem",
"/var/lib/puppet/ssl/crl.pem")
ssh_client.scp("/var/lib/puppet/ssl/certs/ca.pem",
"/var/lib/puppet/ssl/certs/ca.pem")
(rc, output) = ssh_client.ssh(
"puppet agent "
"--environment %s "
"--server %s "
"--detailed-exitcodes "
"--no-daemonize --verbose --onetime --pluginsync true "
"--certname %s" % (environment, puppetmaster, certname), error_ok=True)
utils.interpret_puppet_exitcodes(rc, output)
ssh_client.ssh("reboot")
def build_server(
client, name, image, flavor, cert, environment, puppetmaster, volume,
keep, net_label, floating_ip_pool):
key = None
server = None
create_kwargs = dict(image=image, flavor=flavor, name=name)
if net_label:
nics = []
for net in client.networks.list():
if net.label == net_label:
nics.append({'net-id': net.id})
create_kwargs['nics'] = nics
key_name = 'launch-%i' % (time.time())
if 'os-keypairs' in utils.get_extensions(client):
print "Adding keypair"
key, kp = utils.add_keypair(client, key_name)
create_kwargs['key_name'] = key_name
try:
server = client.servers.create(**create_kwargs)
except Exception:
try:
kp.delete()
except Exception:
print "Exception encountered deleting keypair:"
traceback.print_exc()
raise
try:
admin_pass = server.adminPass
server = utils.wait_for_resource(server)
if volume:
vobj = client.volumes.create_server_volume(
server.id, volume, None)
if not vobj:
raise Exception("Couldn't attach volume")
bootstrap_server(server, admin_pass, key, cert, environment, name,
puppetmaster, volume, floating_ip_pool)
print('UUID=%s\nIPV4=%s\nIPV6=%s\n' % (server.id,
server.accessIPv4,
server.accessIPv6))
if key:
kp.delete()
except Exception:
try:
if keep:
print "Server failed to build, keeping as requested."
else:
utils.delete_server(server)
except Exception:
print "Exception encountered deleting server:"
traceback.print_exc()
# Raise the important exception that started this
raise
def main():
parser = argparse.ArgumentParser()
parser.add_argument("name", help="server name")
parser.add_argument("--flavor", dest="flavor", default='1GB',
help="name (or substring) of flavor")
parser.add_argument("--image", dest="image",
default="Ubuntu 12.04 LTS (Precise Pangolin) (PVHVM)",
help="image name")
parser.add_argument("--environment", dest="environment",
default="production",
help="puppet environment name")
parser.add_argument("--cert", dest="cert",
help="name of signed puppet certificate file (e.g., "
"hostname.example.com.pem)")
parser.add_argument("--server", dest="server", help="Puppetmaster to use.",
default="puppetmaster.openstack.org")
parser.add_argument("--volume", dest="volume",
help="UUID of volume to attach to the new server.",
default=None)
parser.add_argument("--keep", dest="keep",
help="Don't clean up or delete the server on error.",
action='store_true',
default=False)
parser.add_argument("--net-label", dest="net_label", default='',
help="network label to attach instance to")
parser.add_argument("--fip-pool", dest="floating_ip_pool", default=None,
help="pool to assign floating IP from")
options = parser.parse_args()
client = get_client()
if options.cert:
cert = options.cert
else:
cert = options.name + ".pem"
if not os.path.exists(os.path.join("/var/lib/puppet/ssl/private_keys",
cert)):
raise Exception("Please specify the name of a signed puppet cert.")
flavors = [f for f in client.flavors.list()
if options.flavor in (f.name, f.id)]
flavor = flavors[0]
print "Found flavor", flavor
images = [i for i in client.images.list()
if (options.image.lower() in (i.id, i.name.lower()) and
not i.name.endswith('(Kernel)') and
not i.name.endswith('(Ramdisk)'))]
if len(images) > 1:
print "Ambiguous image name; matches:"
for i in images:
print i.name
sys.exit(1)
if len(images) == 0:
print "Unable to find matching image; image list:"
for i in client.images.list():
print i.name
sys.exit(1)
image = images[0]
print "Found image", image
build_server(client, options.name, image, flavor, cert,
options.environment, options.server, options.volume,
options.keep, options.net_label, options.floating_ip_pool)
dns.print_dns(client, options.name)
if __name__ == '__main__':
main()