179 lines
8.1 KiB
Python
179 lines
8.1 KiB
Python
#!/usr/bin/env python
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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 implied.
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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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from collections import defaultdict
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import logging
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import os
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import re
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import shutil
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import time
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LOG = logging.getLogger("browbeat.tripleo")
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def register(installer_types, subparser):
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installer_types["tripleo"] = tripleo
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tripleo_parser = subparser.add_parser("tripleo",
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description="Bootstrap implementation for tripleo clouds")
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help_text = ("IP address of tripleo undercloud. Defaults to 'localhost'. Currently only "
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"localhost is supported.")
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tripleo_parser.add_argument("-i", "--tripleo-ip", default="localhost", type=str, help=help_text)
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help_text = "User used for tripleo install. Defaults to 'stack'."
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tripleo_parser.add_argument("-u", "--user", default="stack", type=str, help=help_text)
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class tripleo(object):
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def bootstrap(self, working_dir, cliargs):
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"""Generates three files in order to install and operate tripleo cloud for Browbeat."""
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start_time = time.time()
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LOG.info("Bootstrap via tripleo installer")
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stack_id_rsa = "/home/stack/.ssh/id_rsa"
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ha_id_rsa = os.path.join(working_dir, "heat-admin-id_rsa")
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ssh_config = os.path.join(working_dir, "ssh-config")
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ansible_inventory_file = os.path.join(working_dir, "hosts")
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LOG.debug("working directory: {}".format(working_dir))
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LOG.debug("ssh-config file: {}".format(ssh_config))
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LOG.debug("Ansible inventory file: {}".format(ansible_inventory_file))
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if cliargs.tripleo_ip == "localhost" or cliargs.tripleo_ip == "127.0.0.1":
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if os.path.isfile(stack_id_rsa):
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shutil.copy2(stack_id_rsa, ha_id_rsa)
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else:
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LOG.error("Tripleo ip is localhost but unable to find {}".format(stack_id_rsa))
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exit(1)
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else:
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LOG.error("Currently only localhost is supported for tripleo.bootstrap")
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exit(1)
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if "OS_USERNAME" not in os.environ:
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LOG.error("OS_USERNAME not found in environment variables: source stackrc")
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exit(1)
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os_username = os.environ["OS_USERNAME"]
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os_password = os.environ["OS_PASSWORD"]
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os_auth_url = os.environ["OS_AUTH_URL"]
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if "OS_PROJECT_NAME" in os.environ:
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project_name = os.environ["OS_PROJECT_NAME"]
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elif "OS_TENANT_NAME" in os.environ:
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project_name = os.environ["OS_TENANT_NAME"]
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else:
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LOG.error("Missing OS_PROJECT_NAME or OS_TENANT_NAME in rc file")
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exit(1)
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LOG.debug("os_username: {}".format(os_username))
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LOG.debug("os_password: {}".format(os_password))
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LOG.debug("os_auth_url: {}".format(os_auth_url))
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LOG.debug("project_name: {}".format(project_name))
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# Lazy import due to pluggable bootstrapping
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from openstack import connection
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conn = connection.Connection(
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auth_url=os_auth_url,
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username=os_username,
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password=os_password,
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project_name=project_name,
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compute_api_version="2",
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identity_interface="internal")
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# Get the data needed
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servers = [server for server in conn.compute.servers()]
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baremetal_nodes = [node for node in conn.bare_metal.nodes()]
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inventory = defaultdict(dict)
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for server in conn.compute.servers():
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for baremetal_node in baremetal_nodes:
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if server.id == baremetal_node.instance_id:
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group = re.search(r"overcloud-([a-zA-Z0-9_]+)-[0-9]+$", server.name).group(1)
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LOG.debug("Matched: {} : ironic_uuid={}".format(server.name, baremetal_node.id))
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if group:
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# Unfortunately the easiest way to work with this data is to examine the
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# server's name and see if it contains the "group" we most likely associate
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# with the server's role.
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if "compute" in group:
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group = "compute"
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inventory[group][server.name] = "{} ironic_uuid={}".format(
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server.name, baremetal_node.id)
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else:
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LOG.warn("Unidentified group for server: {}".format(server.name))
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inventory["other"][server.name] = "{} ironic_uuid={}".format(
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server.name, baremetal_node.id)
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break
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self._generate_ssh_config(ssh_config, ha_id_rsa, cliargs.tripleo_ip, cliargs.user, servers)
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self._generate_inventory(ansible_inventory_file, inventory)
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LOG.info("Completed bootstrap in {}".format(round(time.time() - start_time, 2)))
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def _generate_inventory(self, inventoryfile, inventory):
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with open(inventoryfile, "w") as f:
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f.write("# Generated by bootstrap.py (tripleo) from Browbeat\n")
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f.write("[browbeat]\n")
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f.write("# Pick host depending on desired install\n")
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f.write("localhost\n")
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f.write("#undercloud\n")
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f.write("\n")
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f.write("[undercloud]\n")
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f.write("undercloud\n")
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f.write("\n")
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for group in inventory.keys():
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f.write("[{}]\n".format(group))
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for node in sorted(inventory[group].keys()):
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f.write("{}\n".format(inventory[group][node]))
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f.write("\n")
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f.write("[overcloud:children]\n")
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for group in inventory.keys():
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f.write("{}\n".format(group))
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f.write("\n")
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def _generate_ssh_config(self, sshfile, ha_id_rsa, tripleo_ip, tripleo_user, servers):
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with open(sshfile, "w") as f:
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f.write("# Generated by bootstrap.py (tripleo) from Browbeat\n")
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f.write("\n")
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f.write("Host undercloud\n")
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f.write(" Hostname {}\n".format(tripleo_ip))
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f.write(" IdentityFile ~/.ssh/id_rsa\n")
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f.write(" StrictHostKeyChecking no\n")
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f.write(" UserKnownHostsFile=/dev/null\n")
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f.write("\n")
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f.write("Host undercloud-root\n")
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f.write(" Hostname {}\n".format(tripleo_ip))
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f.write(" User root\n")
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f.write(" IdentityFile ~/.ssh/id_rsa\n")
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f.write(" StrictHostKeyChecking no\n")
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f.write(" UserKnownHostsFile=/dev/null\n")
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f.write("\n")
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f.write("Host undercloud-{}\n".format(tripleo_user))
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f.write(" Hostname {}\n".format(tripleo_ip))
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f.write(" User {}\n".format(tripleo_user))
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f.write(" IdentityFile ~/.ssh/id_rsa\n")
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f.write(" StrictHostKeyChecking no\n")
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f.write(" UserKnownHostsFile=/dev/null\n")
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pcmd = (" ProxyCommand ssh -F {} -o UserKnownHostsFile=/dev/null"
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" -o StrictHostKeyChecking=no -o ConnectTimeout=60 -i ~/.ssh/id_rsa"
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" {}@{} -W {}:22\n")
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for server in servers:
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LOG.debug("{} - {}".format(server.name, server.addresses["ctlplane"][0]["addr"]))
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f.write("\n")
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f.write("Host {}\n".format(server.name))
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f.write(pcmd.format(sshfile, tripleo_user, tripleo_ip,
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server.addresses["ctlplane"][0]["addr"]))
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f.write(" User heat-admin\n")
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f.write(" IdentityFile {}\n".format(ha_id_rsa))
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f.write(" StrictHostKeyChecking no\n")
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f.write(" UserKnownHostsFile=/dev/null\n")
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