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Diffstat (limited to 'tests/inspector/sample.py')
| -rw-r--r-- | tests/inspector/sample.py | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/tests/inspector/sample.py b/tests/inspector/sample.py deleted file mode 100644 index 1c05cede..00000000 --- a/tests/inspector/sample.py +++ /dev/null @@ -1,169 +0,0 @@ -############################################################################## -# Copyright (c) 2017 ZTE Corporation 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 collections -from flask import Flask -from flask import request -import json -import time -from threading import Thread -import requests - -from common import utils -from identity_auth import get_identity_auth -from identity_auth import get_session -from os_clients import nova_client -from os_clients import neutron_client -from inspector.base import BaseInspector - - -class SampleInspector(BaseInspector): - event_type = 'compute.host.down' - - def __init__(self, conf, log): - super(SampleInspector, self).__init__(conf, log) - self.inspector_url = self.get_inspector_url() - self.novaclients = list() - self._init_novaclients() - # Normally we use this client for non redundant API calls - self.nova = self.novaclients[0] - - auth = get_identity_auth(project=self.conf.doctor_project) - session = get_session(auth=auth) - self.neutron = neutron_client(session) - - self.servers = collections.defaultdict(list) - self.hostnames = list() - self.app = None - - def _init_novaclients(self): - self.NUMBER_OF_CLIENTS = self.conf.instance_count - auth = get_identity_auth(project=self.conf.doctor_project) - session = get_session(auth=auth) - for i in range(self.NUMBER_OF_CLIENTS): - self.novaclients.append( - nova_client(self.conf.nova_version, session)) - - def _init_servers_list(self): - self.servers.clear() - opts = {'all_tenants': True} - servers = self.nova.servers.list(search_opts=opts) - for server in servers: - try: - host = server.__dict__.get('OS-EXT-SRV-ATTR:host') - self.servers[host].append(server) - self.log.debug('get hostname=%s from server=%s' % (host, server)) - except Exception as e: - self.log.info('can not get hostname from server=%s' % server) - - def get_inspector_url(self): - return 'http://%s:%s' % (self.conf.inspector.ip, self.conf.inspector.port) - - def start(self): - self.log.info('sample inspector start......') - self._init_servers_list() - self.app = InspectorApp(self.conf.inspector.port, self, self.log) - self.app.start() - - def stop(self): - self.log.info('sample inspector stop......') - if not self.app: - return - for hostname in self.hostnames: - self.nova.services.force_down(hostname, 'nova-compute', False) - - headers = { - 'Content-Type': 'application/json', - 'Accept': 'application/json', - } - url = '%s%s' % (self.inspector_url, 'shutdown') \ - if self.inspector_url.endswith('/') else \ - '%s%s' % (self.inspector_url, '/shutdown') - requests.post(url, data='', headers=headers) - - def handle_events(self, events): - for event in events: - hostname = event['details']['hostname'] - event_type = event['type'] - if event_type == self.event_type: - self.hostnames.append(hostname) - thr1 = self._disable_compute_host(hostname) - thr2 = self._vms_reset_state('error', hostname) - thr3 = self._set_ports_data_plane_status('DOWN', hostname) - thr1.join() - thr2.join() - thr3.join() - - @utils.run_async - def _disable_compute_host(self, hostname): - self.nova.services.force_down(hostname, 'nova-compute', True) - self.log.info('doctor mark host(%s) down at %s' % (hostname, time.time())) - - @utils.run_async - def _vms_reset_state(self, state, hostname): - - @utils.run_async - def _vm_reset_state(nova, server, state): - nova.servers.reset_state(server, state) - self.log.info('doctor mark vm(%s) error at %s' % (server, time.time())) - - thrs = [] - for nova, server in zip(self.novaclients, self.servers[hostname]): - t = _vm_reset_state(nova, server, state) - thrs.append(t) - for t in thrs: - t.join() - - @utils.run_async - def _set_ports_data_plane_status(self, status, hostname): - body = {'data_plane_status': status} - - @utils.run_async - def _set_port_data_plane_status(port_id): - self.neutron.update_port(port_id, body) - self.log.info('doctor set data plane status %s on port %s' % (status, port_id)) - - thrs = [] - params = {'binding:host_id': hostname} - for port_id in self.neutron.list_ports(**params): - t = _set_port_data_plane_status(port_id) - thrs.append(t) - for t in thrs: - t.join() - - -class InspectorApp(Thread): - - def __init__(self, port, inspector, log): - Thread.__init__(self) - self.port = port - self.inspector = inspector - self.log = log - - def run(self): - app = Flask('inspector') - - @app.route('/events', methods=['PUT']) - def event_posted(): - self.log.info('event posted in sample inspector at %s' % time.time()) - self.log.info('sample inspector = %s' % self.inspector) - self.log.info('sample inspector received data = %s' % request.data) - events = json.loads(request.data.decode('utf8')) - self.inspector.handle_events(events) - return "OK" - - @app.route('/shutdown', methods=['POST']) - def shutdown(): - self.log.info('shutdown inspector app server at %s' % time.time()) - func = request.environ.get('werkzeug.server.shutdown') - if func is None: - raise RuntimeError('Not running with the Werkzeug Server') - func() - return 'inspector app shutting down...' - - app.run(host="0.0.0.0", port=self.port) |