339 lines
12 KiB
Python
339 lines
12 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from __future__ import print_function
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import os
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import pprint
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import shutil
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import socket
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import subprocess
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import tempfile
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import time
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from heatclient.common import event_utils
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from openstackclient import shell
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from tripleoclient import constants
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from tripleoclient import exceptions
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from tripleoclient import utils
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from tripleoclient.workflows import base
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_WORKFLOW_TIMEOUT = 360 # 6 * 60 seconds
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def deploy(log, clients, **workflow_input):
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workflow_client = clients.workflow_engine
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tripleoclients = clients.tripleoclient
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wf_name = 'tripleo.deployment.v1.deploy_plan'
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with tripleoclients.messaging_websocket() as ws:
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execution = base.start_workflow(
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workflow_client,
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wf_name,
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workflow_input=workflow_input
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)
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# The deploy workflow ends once the Heat create/update starts. This
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# means that is shouldn't take very long. Wait for six minutes for
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# messages from the workflow.
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for payload in base.wait_for_messages(workflow_client, ws, execution,
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360):
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status = payload.get('status', 'RUNNING')
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if 'message' in payload and status == "RUNNING":
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print(payload['message'])
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if payload['status'] != "SUCCESS":
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log.info(pprint.pformat(payload))
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print(payload['message'])
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raise ValueError("Unexpected status %s for %s"
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% (payload['status'], wf_name))
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def deploy_and_wait(log, clients, stack, plan_name, verbose_level,
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timeout=None, run_validations=False,
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skip_deploy_identifier=False):
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"""Start the deploy and wait for it to finish"""
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workflow_input = {
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"container": plan_name,
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"run_validations": run_validations,
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"skip_deploy_identifier": skip_deploy_identifier
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}
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if timeout is not None:
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workflow_input['timeout'] = timeout
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deploy(log, clients, **workflow_input)
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orchestration_client = clients.orchestration
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if stack is None:
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log.info("Performing Heat stack create")
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action = 'CREATE'
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marker = None
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else:
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log.info("Performing Heat stack update")
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# Make sure existing parameters for stack are reused
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# Find the last top-level event to use for the first marker
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events = event_utils.get_events(orchestration_client,
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stack_id=plan_name,
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event_args={'sort_dir': 'desc',
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'limit': 1})
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marker = events[0].id if events else None
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action = 'UPDATE'
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time.sleep(10)
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verbose_events = verbose_level >= 1
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create_result = utils.wait_for_stack_ready(
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orchestration_client, plan_name, marker, action, verbose_events)
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if not create_result:
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shell.OpenStackShell().run(["stack", "failures", "list", plan_name])
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if stack is None:
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raise exceptions.DeploymentError("Heat Stack create failed.")
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else:
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raise exceptions.DeploymentError("Heat Stack update failed.")
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def create_overcloudrc(clients, **workflow_input):
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workflow_client = clients.workflow_engine
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tripleoclients = clients.tripleoclient
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execution = base.start_workflow(
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workflow_client,
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'tripleo.deployment.v1.create_overcloudrc',
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workflow_input=workflow_input
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)
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with tripleoclients.messaging_websocket() as ws:
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for payload in base.wait_for_messages(workflow_client, ws, execution):
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# the workflow will return the overcloudrc data, an error message
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# or blank.
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if payload.get('status') == 'SUCCESS':
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return payload.get('message')
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else:
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raise exceptions.WorkflowServiceError(
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'Exception creating overcloudrc: {}'.format(
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payload.get('message')))
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def get_overcloud_hosts(stack, ssh_network):
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ips = []
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role_net_ip_map = utils.get_role_net_ip_map(stack)
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for net_ip_map in role_net_ip_map.values():
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ips.extend(net_ip_map.get(ssh_network, []))
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return ips
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def wait_for_ssh_port(host):
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start = int(time.time())
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while True:
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now = int(time.time())
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if (now - start) > constants.ENABLE_SSH_ADMIN_SSH_PORT_TIMEOUT:
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raise exceptions.DeploymentError(
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"Timed out waiting for port 22 from %s" % host)
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try:
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socket.socket().connect((host, 22))
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return
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except socket.error:
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pass
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time.sleep(1)
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def enable_ssh_admin(log, clients, hosts, ssh_user, ssh_key):
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print("Enabling ssh admin (tripleo-admin) for hosts:")
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print(" ".join(hosts))
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print("Using ssh user %s for initial connection." % ssh_user)
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print("Using ssh key at %s for initial connection." % ssh_key)
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ssh_options = ("-o ConnectionAttempts=6 "
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"-o ConnectTimeout=30 "
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"-o StrictHostKeyChecking=no "
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"-o UserKnownHostsFile=/dev/null")
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tmp_key_dir = tempfile.mkdtemp()
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tmp_key_private = os.path.join(tmp_key_dir, 'id_rsa')
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tmp_key_public = os.path.join(tmp_key_dir, 'id_rsa.pub')
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tmp_key_comment = "TripleO split stack short term key"
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try:
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tmp_key_command = ["ssh-keygen", "-N", "", "-t", "rsa", "-b", "4096",
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"-f", tmp_key_private, "-C", tmp_key_comment]
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subprocess.check_call(tmp_key_command, stderr=subprocess.STDOUT)
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tmp_key_public_contents = open(tmp_key_public).read()
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for host in hosts:
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wait_for_ssh_port(host)
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copy_tmp_key_command = ["ssh"] + ssh_options.split()
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copy_tmp_key_command += \
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["-o", "StrictHostKeyChecking=no",
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"-i", ssh_key, "-l", ssh_user, host,
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"echo -e '\n%s' >> $HOME/.ssh/authorized_keys" %
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tmp_key_public_contents]
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print("Inserting TripleO short term key for %s" % host)
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subprocess.check_call(copy_tmp_key_command,
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stderr=subprocess.STDOUT)
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print("Starting ssh admin enablement workflow")
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workflow_client = clients.workflow_engine
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workflow_input = {
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"ssh_user": ssh_user,
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"ssh_servers": hosts,
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"ssh_private_key": open(tmp_key_private).read(),
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}
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execution = base.start_workflow(
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workflow_client,
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'tripleo.access.v1.enable_ssh_admin',
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workflow_input=workflow_input
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)
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start = int(time.time())
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while True:
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now = int(time.time())
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if (now - start) > constants.ENABLE_SSH_ADMIN_TIMEOUT:
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raise exceptions.DeploymentError(
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"ssh admin enablement workflow - TIMED OUT.")
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time.sleep(1)
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execution = workflow_client.executions.get(execution.id)
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state = execution.state
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if state == 'RUNNING':
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if (now - start) % constants.ENABLE_SSH_ADMIN_STATUS_INTERVAL\
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== 0:
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print("ssh admin enablement workflow - RUNNING.")
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continue
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elif state == 'SUCCESS':
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print("ssh admin enablement workflow - COMPLETE.")
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break
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elif state in ('FAILED', 'ERROR'):
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error = "ssh admin enablement workflow - FAILED.\n"
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error += execution.to_dict()['state_info']
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raise exceptions.DeploymentError(error)
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for host in hosts:
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rm_tmp_key_command = ["ssh"] + ssh_options.split()
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rm_tmp_key_command += \
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["-i", ssh_key, "-l", ssh_user, host,
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"sed -i -e '/%s/d' $HOME/.ssh/authorized_keys" %
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tmp_key_comment]
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print("Removing TripleO short term key from %s" % host)
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subprocess.check_call(rm_tmp_key_command, stderr=subprocess.STDOUT)
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finally:
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print("Removing short term keys locally")
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shutil.rmtree(tmp_key_dir)
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print("Enabling ssh admin - COMPLETE.")
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def config_download(log, clients, stack, templates,
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ssh_user, ssh_key, ssh_network, output_dir, verbosity=1):
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workflow_client = clients.workflow_engine
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tripleoclients = clients.tripleoclient
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workflow_input = {
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'verbosity': verbosity or 1,
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'plan_name': stack.stack_name,
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'ssh_network': ssh_network
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}
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if output_dir:
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workflow_input.update(dict(work_dir=output_dir))
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with tripleoclients.messaging_websocket() as ws:
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execution = base.start_workflow(
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workflow_client,
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'tripleo.deployment.v1.config_download_deploy',
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workflow_input=workflow_input
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)
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for payload in base.wait_for_messages(workflow_client, ws, execution,
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3600):
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print(payload['message'])
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if payload['status'] == 'SUCCESS':
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print("Overcloud configuration completed.")
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else:
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raise exceptions.DeploymentError("Overcloud configuration failed.")
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def get_horizon_url(clients, **workflow_input):
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workflow_client = clients.workflow_engine
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tripleoclients = clients.tripleoclient
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with tripleoclients.messaging_websocket() as ws:
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execution = base.start_workflow(
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workflow_client,
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'tripleo.deployment.v1.get_horizon_url',
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workflow_input=workflow_input
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)
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for payload in base.wait_for_messages(workflow_client, ws, execution,
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360):
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assert payload['status'] == "SUCCESS"
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return payload['horizon_url']
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def get_deployment_status(clients, **workflow_input):
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workflow_client = clients.workflow_engine
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tripleoclients = clients.tripleoclient
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execution = base.start_workflow(
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workflow_client,
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'tripleo.deployment.v1.get_deployment_status',
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workflow_input=workflow_input
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)
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with tripleoclients.messaging_websocket() as ws:
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for payload in base.wait_for_messages(workflow_client, ws, execution,
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_WORKFLOW_TIMEOUT):
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if 'message' in payload:
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print(payload['message'])
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if payload['status'] == 'SUCCESS':
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return payload['deployment_status']
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else:
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raise exceptions.WorkflowServiceError(
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'Exception getting deployment status: {}'.format(
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payload.get('message', '')))
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def get_deployment_failures(clients, **workflow_input):
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workflow_client = clients.workflow_engine
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tripleoclients = clients.tripleoclient
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execution = base.start_workflow(
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workflow_client,
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'tripleo.deployment.v1.get_deployment_failures',
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workflow_input=workflow_input
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)
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with tripleoclients.messaging_websocket() as ws:
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for payload in base.wait_for_messages(workflow_client, ws, execution,
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_WORKFLOW_TIMEOUT):
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if 'message' in payload:
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print(payload['message'])
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if payload['status'] == 'SUCCESS':
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return payload['deployment_failures']['failures']
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else:
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raise exceptions.WorkflowServiceError(
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'Exception getting deployment failures: {}'.format(
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payload.get('message', '')))
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