############################################################################## # Copyright (c) 2017 NEC 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 os import socket import getpass import sys from monitor.base import BaseMonitor class CollectdMonitor(BaseMonitor): def __init__(self, conf, inspector_url, log): super(CollectdMonitor, self).__init__(conf, inspector_url, log) self.top_dir = os.path.dirname(sys.path[0]) tmp_sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) tmp_sock.connect(("8.8.8.8", 80)) ## control_ip is the IP of primary interface of control node i.e. ## eth0, eno1. It is used by collectd monitor to communicate with ## sample inspector. ## TODO (umar) see if mgmt IP of control is a better option. Also ## primary interface may not be the right option self.control_ip = tmp_sock.getsockname()[0] self.compute_user = getpass.getuser() self.interface_name = os.environ.get('INTERFACE_NAME') or '' self.inspector_type = os.environ.get('INSPECTOR_TYPE', 'sample') self.auth_url = os.environ.get('OS_AUTH_URL') self.username = os.environ.get('OS_USERNAME') self.password = os.environ.get('OS_PASSWORD') self.project_name = os.environ.get('OS_PROJECT_NAME') self.user_domain_name = os.environ.get('OS_USER_DOMAIN_NAME') or 'default' self.user_domain_id = os.environ.get('OS_USER_DOMAIN_ID') self.project_domain_name = os.environ.get('OS_PROJECT_DOMAIN_NAME') or 'default' self.project_domain_id = os.environ.get('OS_PROJECT_DOMAIN_ID') self.ssh_opts_cpu = '-o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no' def start(self, host): self.log.info("Collectd monitor start.........") self.compute_host = host.name self.compute_ip = host.ip f = open("%s/tests/collectd.conf" % self.top_dir, 'w') collectd_conf_file = """ Hostname %s FQDNLookup false Interval 1 MaxReadInterval 2 Globals true LoadPlugin ovs_events LoadPlugin logfile File \"/var/log/collectd.log\" Timestamp true LogLevel \"info\" ModulePath \"/home/%s\" LogTraces true Interactive false Import \"collectd_plugin\" control_ip \"%s\" compute_ip \"%s\" compute_host \"%s\" compute_user \"%s\" inspector_type \"%s\" os_auth_url \"%s\" os_username \"%s\" os_password \"%s\" os_project_name \"%s\" os_user_domain_name \"%s\" os_user_domain_id \"%s\" os_project_domain_name \"%s\" os_project_domain_id \"%s\" Port 6640 Socket \"/var/run/openvswitch/db.sock\" Interfaces \"@INTERFACE_NAME@\" SendNotification true DispatchValues false """ % (self.compute_host, self.compute_user, self.control_ip, self.compute_ip, self.compute_host, self.compute_user, self.inspector_type, self.auth_url, self.username, self.password, self.project_name, self.user_domain_name, self.user_domain_id, self.project_domain_name, self.project_domain_id) f.write(collectd_conf_file) f.close() os.system(" scp %s %s/tests/collectd.conf %s@%s: " % (self.ssh_opts_cpu, self.top_dir, self.compute_user, self.compute_ip)) self.log.info("after first scp") ## @TODO (umar) Always assuming that the interface is assigned an IP if ## interface name is not provided. See if there is a better approach os.system(""" ssh %s %s@%s \"if [ -n \"%s\" ]; then dev=%s else dev=\$(sudo ip a | awk '/ %s\//{print \$NF}') fi sed -i -e \"s/@INTERFACE_NAME@/\$dev/\" collectd.conf collectd_conf=/opt/collectd/etc/collectd.conf if [ -e \$collectd_conf ]; then sudo cp \$collectd_conf \${collectd_conf}-doctor-saved else sudo touch \${collectd_conf}-doctor-created fi sudo mv collectd.conf /opt/collectd/etc/collectd.conf\" """ % (self.ssh_opts_cpu, self.compute_user, self.compute_ip, self.interface_name, self.interface_name, self.compute_ip)) self.log.info("after first ssh") os.system(" scp %s %s/tests/lib/monitors/collectd/collectd_plugin.py %s@%s:collectd_plugin.py " % (self.ssh_opts_cpu, self.top_dir, self.compute_user, self.compute_ip)) self.log.info("after sec scp") os.system(" ssh %s %s@%s \"sudo pkill collectd; sudo /opt/collectd/sbin/collectd\" " % (self.ssh_opts_cpu, self.compute_user, self.compute_ip)) self.log.info("after sec ssh") def stop(self): os.system(" ssh %s %s@%s \"sudo pkill collectd\" " % (self.ssh_opts_cpu, self.compute_user, self.compute_ip)) def cleanup(self): os.system(""" ssh %s %s@%s \" collectd_conf=/opt/collectd/etc/collectd.conf if [ -e \"\${collectd_conf}-doctor-created\" ]; then sudo rm \"\${collectd_conf}-doctor-created\" sudo rm \$collectd_conf elif [ -e \"\${collectd_conf}-doctor-saved\" ]; then sudo cp -f \"\${collectd_conf}-doctor-saved\" \$collectd_conf sudo rm \"\${collectd_conf}-doctor-saved\" fi\" """ % (self.ssh_opts_cpu, self.compute_user, self.compute_ip)) os.remove("%s/tests/collectd.conf" % self.top_dir)