From 8cd4bed6c60c5d2583512fd5e3e8b13971cd7170 Mon Sep 17 00:00:00 2001 From: "Chornyi, TarasX" Date: Wed, 4 Apr 2018 11:26:09 +0300 Subject: MQ startup process refactor JIRA: YARDSTICK-1112 Change-Id: Id30236e190bae9fb0f5b5ebd4c5e04798e4fd443 Signed-off-by: Chornyi, TarasX (cherry picked from commit d38bd854fb2c3eb6c0c4dd34ace2a52af7cf892d) --- tests/unit/network_services/nfvi/test_resource.py | 32 ++++++++++-- yardstick/common/exceptions.py | 4 ++ yardstick/network_services/nfvi/resource.py | 61 ++++++++++++---------- .../network_services/collector/test_subscriber.py | 2 +- 4 files changed, 66 insertions(+), 33 deletions(-) diff --git a/tests/unit/network_services/nfvi/test_resource.py b/tests/unit/network_services/nfvi/test_resource.py index f5f7f0fe7..741f9a6cc 100644 --- a/tests/unit/network_services/nfvi/test_resource.py +++ b/tests/unit/network_services/nfvi/test_resource.py @@ -19,6 +19,8 @@ import unittest from yardstick.network_services.nfvi.resource import ResourceProfile from yardstick.network_services.nfvi import resource, collectd +from yardstick.common.exceptions import ResourceCommandError +from yardstick.common.exceptions import SSHError class TestResourceProfile(unittest.TestCase): @@ -128,8 +130,31 @@ class TestResourceProfile(unittest.TestCase): self.assertEqual(val, ('error', 'Invalid', '', '')) def test__start_collectd(self): - self.assertIsNone( - self.resource_profile._start_collectd(self.ssh_mock, "/opt/nsb_bin")) + ssh_mock = mock.Mock() + ssh_mock.execute = mock.Mock(return_value=(0, "", "")) + self.assertIsNone(self.resource_profile._start_collectd(ssh_mock, + "/opt/nsb_bin")) + + ssh_mock.execute = mock.Mock(side_effect=SSHError) + with self.assertRaises(SSHError): + self.resource_profile._start_collectd(ssh_mock, "/opt/nsb_bin") + + ssh_mock.execute = mock.Mock(return_value=(1, "", "")) + self.assertIsNone(self.resource_profile._start_collectd(ssh_mock, + "/opt/nsb_bin")) + + def test__start_rabbitmq(self): + ssh_mock = mock.Mock() + ssh_mock.execute = mock.Mock(return_value=(0, "RabbitMQ", "")) + self.assertIsNone(self.resource_profile._start_rabbitmq(ssh_mock)) + + ssh_mock.execute = mock.Mock(return_value=(0, "", "")) + with self.assertRaises(ResourceCommandError): + self.resource_profile._start_rabbitmq(ssh_mock) + + ssh_mock.execute = mock.Mock(return_value=(1, "", "")) + with self.assertRaises(ResourceCommandError): + self.resource_profile._start_rabbitmq(ssh_mock) def test__prepare_collectd_conf(self): self.assertIsNone( @@ -154,11 +179,12 @@ class TestResourceProfile(unittest.TestCase): def test_initiate_systemagent(self): self.resource_profile._start_collectd = mock.Mock() + self.resource_profile._start_rabbitmq = mock.Mock() self.assertIsNone( self.resource_profile.initiate_systemagent("/opt/nsb_bin")) def test_initiate_systemagent_raise(self): - self.resource_profile._start_collectd = mock.Mock(side_effect=RuntimeError) + self.resource_profile._start_rabbitmq = mock.Mock(side_effect=RuntimeError) with self.assertRaises(RuntimeError): self.resource_profile.initiate_systemagent("/opt/nsb_bin") diff --git a/yardstick/common/exceptions.py b/yardstick/common/exceptions.py index 0c6272c14..3def05e9d 100644 --- a/yardstick/common/exceptions.py +++ b/yardstick/common/exceptions.py @@ -64,6 +64,10 @@ class YardstickException(Exception): return False +class ResourceCommandError(YardstickException): + message = 'Command: "%(command)s" Failed, stderr: "%(stderr)s"' + + class FunctionNotImplemented(YardstickException): message = ('The function "%(function_name)s" is not implemented in ' '"%(class_name)" class.') diff --git a/yardstick/network_services/nfvi/resource.py b/yardstick/network_services/nfvi/resource.py index dc5c46a86..0c0bf223a 100644 --- a/yardstick/network_services/nfvi/resource.py +++ b/yardstick/network_services/nfvi/resource.py @@ -27,6 +27,7 @@ from oslo_config import cfg from oslo_utils.encodeutils import safe_decode from yardstick import ssh +from yardstick.common.exceptions import ResourceCommandError from yardstick.common.task_template import finalize_for_yaml from yardstick.common.utils import validate_non_string_sequence from yardstick.network_services.nfvi.collectd import AmqpConsumer @@ -249,45 +250,46 @@ class ResourceProfile(object): if status != 0: LOG.error("cannot find OVS socket %s", socket_path) + def _start_rabbitmq(self, connection): + # Reset amqp queue + LOG.debug("reset and setup amqp to collect data from collectd") + # ensure collectd.conf.d exists to avoid error/warning + cmd_list = ["sudo mkdir -p /etc/collectd/collectd.conf.d", + "sudo service rabbitmq-server restart", + "sudo rabbitmqctl stop_app", + "sudo rabbitmqctl reset", + "sudo rabbitmqctl start_app", + "sudo rabbitmqctl add_user admin admin", + "sudo rabbitmqctl authenticate_user admin admin", + "sudo rabbitmqctl set_permissions -p / admin '.*' '.*' '.*'" + ] + for cmd in cmd_list: + exit_status, stdout, stderr = connection.execute(cmd) + if exit_status != 0: + raise ResourceCommandError(command=cmd, stderr=stderr) + + # check stdout for "sudo rabbitmqctl status" command + cmd = "sudo rabbitmqctl status" + _, stdout, stderr = connection.execute(cmd) + if not re.search("RabbitMQ", stdout): + LOG.error("rabbitmqctl status don't have RabbitMQ in running apps") + raise ResourceCommandError(command=cmd, stderr=stderr) + def _start_collectd(self, connection, bin_path): LOG.debug("Starting collectd to collect NFVi stats") - connection.execute('sudo pkill -x -9 collectd') collectd_path = os.path.join(bin_path, "collectd", "sbin", "collectd") config_file_path = os.path.join(bin_path, "collectd", "etc") + self._prepare_collectd_conf(config_file_path) + + connection.execute('sudo pkill -x -9 collectd') exit_status = connection.execute("which %s > /dev/null 2>&1" % collectd_path)[0] if exit_status != 0: LOG.warning("%s is not present disabling", collectd_path) - # disable auto-provisioning because it requires Internet access - # collectd_installer = os.path.join(bin_path, "collectd.sh") - # provision_tool(connection, collectd) - # http_proxy = os.environ.get('http_proxy', '') - # https_proxy = os.environ.get('https_proxy', '') - # connection.execute("sudo %s '%s' '%s'" % ( - # collectd_installer, http_proxy, https_proxy)) return if "ovs_stats" in self.plugins: self._setup_ovs_stats(connection) LOG.debug("Starting collectd to collect NFVi stats") - # ensure collectd.conf.d exists to avoid error/warning - connection.execute("sudo mkdir -p /etc/collectd/collectd.conf.d") - self._prepare_collectd_conf(config_file_path) - - # Reset amqp queue - LOG.debug("reset and setup amqp to collect data from collectd") - connection.execute("sudo rm -rf /var/lib/rabbitmq/mnesia/rabbit*") - connection.execute("sudo service rabbitmq-server start") - connection.execute("sudo rabbitmqctl stop_app") - connection.execute("sudo rabbitmqctl reset") - connection.execute("sudo rabbitmqctl start_app") - connection.execute("sudo service rabbitmq-server restart") - - LOG.debug("Creating admin user for rabbitmq in order to collect data from collectd") - connection.execute("sudo rabbitmqctl delete_user guest") - connection.execute("sudo rabbitmqctl add_user admin admin") - connection.execute("sudo rabbitmqctl authenticate_user admin admin") - connection.execute("sudo rabbitmqctl set_permissions -p / admin '.*' '.*' '.*'") - LOG.debug("Start collectd service..... %s second timeout", self.timeout) # intel_pmu plug requires large numbers of files open, so try to set # ulimit -n to a large value @@ -299,9 +301,10 @@ class ResourceProfile(object): """ Start system agent for NFVi collection on host """ if self.enable: try: + self._start_rabbitmq(self.connection) self._start_collectd(self.connection, bin_path) - except Exception: - LOG.exception("Exception during collectd start") + except ResourceCommandError as e: + LOG.exception("Exception during collectd and rabbitmq start: %s", str(e)) raise def start(self): diff --git a/yardstick/tests/unit/network_services/collector/test_subscriber.py b/yardstick/tests/unit/network_services/collector/test_subscriber.py index 14e26f7fe..4ec2ea7a2 100644 --- a/yardstick/tests/unit/network_services/collector/test_subscriber.py +++ b/yardstick/tests/unit/network_services/collector/test_subscriber.py @@ -58,7 +58,7 @@ class CollectorTestCase(unittest.TestCase): self.assertEqual(len(collector.vnfs), 1) def test_start(self, *_): - self.assertIsNone(self.collector.start()) + self.collector.start() for vnf in self.collector.vnfs: vnf.start_collect.assert_called_once() -- cgit 1.2.3-korg