Example #1
0
    def fetch_maps(self):
        rest = RestHelper(self.cluster_spec)
        master_node = next(self.cluster_spec.masters)

        maps = {}
        for bucket in self.test_config.buckets:
            vbmap = rest.get_vbmap(master_node, bucket)
            server_list = rest.get_server_list(master_node, bucket)
            maps[bucket] = (vbmap, server_list)

        return maps
Example #2
0
    def fetch_maps(self):
        rest = RestHelper(self.cluster_spec)
        master_node = self.cluster_spec.yield_masters().next()

        maps = {}
        for bucket in self.test_config.buckets:
            vbmap = rest.get_vbmap(master_node, bucket)
            server_list = rest.get_server_list(master_node, bucket)
            maps[bucket] = (vbmap, server_list)

        return maps
Example #3
0
class PerfTest:

    COLLECTORS = {}

    ROOT_CERTIFICATE = 'root.pem'

    def __init__(self, cluster_spec: ClusterSpec, test_config: TestConfig,
                 verbose: bool):
        self.cluster_spec = cluster_spec
        self.test_config = test_config

        self.target_iterator = TargetIterator(cluster_spec, test_config)

        self.cluster = ClusterManager(cluster_spec, test_config)
        self.memcached = MemcachedHelper(test_config)
        self.monitor = Monitor(cluster_spec, test_config, verbose)
        self.rest = RestHelper(cluster_spec)
        self.remote = RemoteHelper(cluster_spec, verbose)
        self.profiler = Profiler(cluster_spec, test_config)

        self.master_node = next(cluster_spec.masters)
        self.build = self.rest.get_version(self.master_node)

        self.metrics = MetricHelper(self)
        self.reporter = ShowFastReporter(cluster_spec, test_config, self.build)

        self.cbmonitor_snapshots = []
        self.cbmonitor_clusters = []

        if self.test_config.test_case.use_workers:
            self.worker_manager = WorkerManager(cluster_spec, test_config,
                                                verbose)

    def __enter__(self):
        return self

    def __exit__(self, exc_type, exc_val, exc_tb):
        failure = self.debug()

        self.tear_down()

        if exc_type == KeyboardInterrupt:
            logger.warn('The test was interrupted')
            return True

        if failure:
            logger.interrupt(failure)

    @property
    def query_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'n1ql')

    @property
    def index_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'index')

    @property
    def fts_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'fts')

    @property
    def analytics_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'cbas')

    @property
    def eventing_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'eventing')

    def tear_down(self):
        if self.test_config.test_case.use_workers:
            self.worker_manager.download_celery_logs()
            self.worker_manager.terminate()

        if self.test_config.cluster.online_cores:
            self.remote.enable_cpu()

        if self.test_config.cluster.kernel_mem_limit:
            self.collect_logs()

            self.cluster.reset_memory_settings()

    def collect_logs(self):
        self.remote.collect_info()

        for hostname in self.cluster_spec.servers:
            for fname in glob.glob('{}/*.zip'.format(hostname)):
                shutil.move(fname, '{}.zip'.format(hostname))

    def reset_memory_settings(self):
        if self.test_config.cluster.kernel_mem_limit:
            for service in self.test_config.cluster.kernel_mem_limit_services:
                for server in self.cluster_spec.servers_by_role(service):
                    self.remote.reset_memory_settings(host_string=server)
            self.monitor.wait_for_servers()

    def debug(self) -> str:
        failure = self.check_core_dumps()
        failure = self.check_rebalance() or failure
        return self.check_failover() or failure

    def download_certificate(self):
        cert = self.rest.get_certificate(self.master_node)
        with open(self.ROOT_CERTIFICATE, 'w') as fh:
            fh.write(cert)

    def check_rebalance(self) -> str:
        for master in self.cluster_spec.masters:
            if self.rest.is_not_balanced(master):
                return 'The cluster is not balanced'

    def check_failover(self) -> Optional[str]:
        if hasattr(self, 'rebalance_settings'):
            if self.rebalance_settings.failover or \
                    self.rebalance_settings.graceful_failover:
                return

        for master in self.cluster_spec.masters:
            num_failovers = self.rest.get_failover_counter(master)
            if num_failovers:
                return 'Failover happened {} time(s)'.format(num_failovers)

    def check_core_dumps(self) -> str:
        dumps_per_host = self.remote.detect_core_dumps()
        core_dumps = {
            host: dumps
            for host, dumps in dumps_per_host.items() if dumps
        }
        if core_dumps:
            return pretty_dict(core_dumps)

    def restore(self):
        logger.info('Restoring data')
        self.remote.restore_data(
            self.test_config.restore_settings.backup_storage,
            self.test_config.restore_settings.backup_repo,
        )

    def restore_local(self):
        logger.info('Restoring data')
        local.extract_cb(filename='couchbase.rpm')
        local.cbbackupmgr_restore(
            master_node=self.master_node,
            cluster_spec=self.cluster_spec,
            threads=self.test_config.restore_settings.threads,
            archive=self.test_config.restore_settings.backup_storage,
            repo=self.test_config.restore_settings.backup_repo,
        )

    def import_data(self):
        logger.info('Importing data')
        for bucket in self.test_config.buckets:
            self.remote.import_data(
                self.test_config.restore_settings.import_file,
                bucket,
            )

    def compact_bucket(self, wait: bool = True):
        for target in self.target_iterator:
            self.rest.trigger_bucket_compaction(target.node, target.bucket)

        if wait:
            for target in self.target_iterator:
                self.monitor.monitor_task(target.node, 'bucket_compaction')

    def wait_for_persistence(self):
        for target in self.target_iterator:
            self.monitor.monitor_disk_queues(target.node, target.bucket)
            self.monitor.monitor_dcp_queues(target.node, target.bucket)
            self.monitor.monitor_replica_count(target.node, target.bucket)

    def wait_for_indexing(self):
        if self.test_config.index_settings.statements:
            for server in self.index_nodes:
                self.monitor.monitor_indexing(server)

    def check_num_items(self):
        num_items = self.test_config.load_settings.items * (
            1 + self.test_config.bucket.replica_number)
        for target in self.target_iterator:
            self.monitor.monitor_num_items(target.node, target.bucket,
                                           num_items)

    def reset_kv_stats(self):
        master_node = next(self.cluster_spec.masters)
        for bucket in self.test_config.buckets:
            for server in self.rest.get_server_list(master_node, bucket):
                port = self.rest.get_memcached_port(server)
                self.memcached.reset_stats(server, port, bucket)

    def create_indexes(self):
        logger.info('Creating and building indexes')

        if not self.test_config.index_settings.couchbase_fts_index_name:
            for statement in self.test_config.index_settings.statements:
                self.rest.exec_n1ql_statement(self.query_nodes[0], statement)
        else:
            self.create_fts_index_n1ql()

    def create_fts_index_n1ql(self):
        definition = read_json(
            self.test_config.index_settings.couchbase_fts_index_configfile)
        definition.update(
            {'name': self.test_config.index_settings.couchbase_fts_index_name})
        logger.info('Index definition: {}'.format(pretty_dict(definition)))
        self.rest.create_fts_index(
            self.fts_nodes[0],
            self.test_config.index_settings.couchbase_fts_index_name,
            definition)
        self.monitor.monitor_fts_indexing_queue(
            self.fts_nodes[0],
            self.test_config.index_settings.couchbase_fts_index_name,
            int(self.test_config.access_settings.items))

    def create_functions(self):
        logger.info('Creating n1ql functions')

        for statement in self.test_config.n1ql_function_settings.statements:
            self.rest.exec_n1ql_statement(self.query_nodes[0], statement)

    def sleep(self):
        access_settings = self.test_config.access_settings
        logger.info('Running phase for {} seconds'.format(
            access_settings.time))
        time.sleep(access_settings.time)

    def run_phase(self,
                  phase: str,
                  task: Callable,
                  settings: PhaseSettings,
                  target_iterator: Iterable,
                  timer: int = None,
                  wait: bool = True):
        logger.info('Running {}: {}'.format(phase, pretty_dict(settings)))
        self.worker_manager.run_tasks(task, settings, target_iterator, timer)
        if wait:
            self.worker_manager.wait_for_workers()

    def load(self,
             task: Callable = spring_task,
             settings: PhaseSettings = None,
             target_iterator: Iterable = None):
        if settings is None:
            settings = self.test_config.load_settings
        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('load phase', task, settings, target_iterator)

    def hot_load(self, task: Callable = spring_task):
        settings = self.test_config.hot_load_settings

        self.run_phase('hot load phase', task, settings, self.target_iterator)

    def xattr_load(self,
                   task: Callable = spring_task,
                   target_iterator: Iterable = None):
        if target_iterator is None:
            target_iterator = self.target_iterator
        settings = self.test_config.xattr_load_settings

        self.run_phase('xattr phase', task, settings, target_iterator)

    def access(self,
               task: Callable = spring_task,
               settings: PhaseSettings = None,
               target_iterator: Iterable = None):
        if settings is None:
            settings = self.test_config.access_settings
        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('access phase',
                       task,
                       settings,
                       target_iterator,
                       timer=settings.time)

    def access_bg(self,
                  task: Callable = spring_task,
                  settings: PhaseSettings = None,
                  target_iterator: Iterable = None):
        if settings is None:
            settings = self.test_config.access_settings
        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('background access phase',
                       task,
                       settings,
                       target_iterator,
                       timer=settings.time,
                       wait=False)

    def report_kpi(self, *args, **kwargs):
        if self.test_config.stats_settings.enabled:
            self._report_kpi(*args, **kwargs)

    def _report_kpi(self, *args, **kwargs):
        pass

    def _measure_curr_ops(self) -> int:
        ops = 0
        for bucket in self.test_config.buckets:
            for server in self.rest.get_active_nodes_by_role(
                    self.master_node, "kv"):
                port = self.rest.get_memcached_port(server)

                stats = self.memcached.get_stats(server, port, bucket)
                for stat in b'cmd_get', b'cmd_set':
                    ops += int(stats[stat])
        return ops
Example #4
0
class PerfTest:

    COLLECTORS = {}

    ROOT_CERTIFICATE = 'root.pem'

    def __init__(self, cluster_spec: ClusterSpec, test_config: TestConfig,
                 verbose: bool):
        self.cluster_spec = cluster_spec
        self.test_config = test_config
        self.dynamic_infra = self.cluster_spec.dynamic_infrastructure
        self.target_iterator = TargetIterator(cluster_spec, test_config)
        self.cluster = ClusterManager(cluster_spec, test_config)
        self.remote = RemoteHelper(cluster_spec, verbose)
        self.profiler = Profiler(cluster_spec, test_config)
        self.master_node = next(cluster_spec.masters)
        self.memcached = MemcachedHelper(test_config)
        self.monitor = Monitor(cluster_spec, test_config, verbose)
        self.rest = RestHelper(cluster_spec, test_config)
        self.build = self.rest.get_version(self.master_node)
        self.metrics = MetricHelper(self)
        self.reporter = ShowFastReporter(cluster_spec, test_config, self.build)

        self.cbmonitor_snapshots = []
        self.cbmonitor_clusters = []

        if self.test_config.test_case.use_workers:
            self.worker_manager = WorkerManager(cluster_spec, test_config,
                                                verbose)
        if self.test_config.cluster.enable_n2n_encryption:
            self.download_certificate()

    def __enter__(self):
        return self

    def __exit__(self, exc_type, exc_val, exc_tb):
        failure = self.debug()

        self.tear_down()

        if exc_type == KeyboardInterrupt:
            logger.warn('The test was interrupted')
            return True

        if failure:
            logger.interrupt(failure)

    @property
    def query_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'n1ql')

    @property
    def index_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'index')

    @property
    def fts_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'fts')

    @property
    def analytics_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'cbas')

    @property
    def eventing_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'eventing')

    def tear_down(self):
        if self.test_config.profiling_settings.linux_perf_profile_flag:
            self.collect_linux_perf_profiles()

        if self.test_config.test_case.use_workers:
            self.worker_manager.download_celery_logs()
            self.worker_manager.terminate()

        if self.test_config.cluster.online_cores:
            self.remote.enable_cpu()

        if self.test_config.cluster.kernel_mem_limit:
            self.collect_logs()

            self.cluster.reset_memory_settings()

    def collect_linux_perf_profiles(self):
        self.remote.generate_linux_perf_script()
        self.remote.get_linuxperf_files()

    def collect_logs(self):
        self.remote.collect_info()
        for hostname in self.cluster_spec.servers:
            for fname in glob.glob('{}/*.zip'.format(hostname)):
                shutil.move(fname, '{}.zip'.format(hostname))

    def reset_memory_settings(self):
        if self.test_config.cluster.kernel_mem_limit:
            for service in self.test_config.cluster.kernel_mem_limit_services:
                for server in self.cluster_spec.servers_by_role(service):
                    self.remote.reset_memory_settings(host_string=server)
            self.monitor.wait_for_servers()

    def debug(self) -> str:
        failure = self.check_core_dumps()
        failure = self.check_rebalance() or failure
        return self.check_failover() or failure

    def download_certificate(self):
        cert = self.rest.get_certificate(self.master_node)
        with open(self.ROOT_CERTIFICATE, 'w') as fh:
            fh.write(cert)

    def check_rebalance(self) -> str:
        if self.dynamic_infra:
            pass
        else:
            for master in self.cluster_spec.masters:
                if self.rest.is_not_balanced(master):
                    return 'The cluster is not balanced'

    def check_failover(self) -> Optional[str]:
        if self.dynamic_infra:
            return

        if hasattr(self, 'rebalance_settings'):
            if self.rebalance_settings.failover or \
                    self.rebalance_settings.graceful_failover:
                return

        for master in self.cluster_spec.masters:
            num_failovers = self.rest.get_failover_counter(master)
            if num_failovers:
                return 'Failover happened {} time(s)'.format(num_failovers)

    def check_core_dumps(self) -> str:
        dumps_per_host = self.remote.detect_core_dumps()
        core_dumps = {
            host: dumps
            for host, dumps in dumps_per_host.items() if dumps
        }
        if core_dumps:
            return pretty_dict(core_dumps)

    def restore(self):
        logger.info('Restoring data')
        self.remote.purge_restore_progress(
            self.test_config.restore_settings.backup_storage,
            self.test_config.restore_settings.backup_repo)
        self.remote.restore_data(
            self.test_config.restore_settings.backup_storage,
            self.test_config.restore_settings.backup_repo,
        )

    def fts_collections_restore(self):
        restore_mapping = None
        collection_map = self.test_config.collection.collection_map
        for target in self.target_iterator:
            if not collection_map.get(target.bucket, {}).get(
                    "_default", {}).get("_default", {}).get('load', 0):
                restore_mapping = \
                    "{0}._default._default={0}.scope-1.collection-1"\
                    .format(target.bucket)
            logger.info('Restoring data')
            self.remote.purge_restore_progress(
                self.test_config.restore_settings.backup_storage,
                self.test_config.restore_settings.backup_repo)
            self.remote.restore_data(
                self.test_config.restore_settings.backup_storage,
                self.test_config.restore_settings.backup_repo,
                map_data=restore_mapping)

    def fts_cbimport(self):
        logger.info('Restoring data into collections')
        num_collections = self.test_config.jts_access_settings.collections_number
        scope_prefix = self.test_config.jts_access_settings.scope_prefix
        collection_prefix = self.test_config.jts_access_settings.collection_prefix
        scope = self.test_config.jts_access_settings.scope_number
        name_of_backup = self.test_config.restore_settings.backup_repo
        self.remote.export_data(num_collections, collection_prefix,
                                scope_prefix, scope, name_of_backup)

    def restore_local(self):
        logger.info('Restoring data')
        local.extract_cb(filename='couchbase.rpm')
        local.purge_restore_progress(
            self.cluster_spec,
            archive=self.test_config.restore_settings.backup_storage,
            repo=self.test_config.restore_settings.backup_repo)
        local.cbbackupmgr_restore(
            master_node=self.master_node,
            cluster_spec=self.cluster_spec,
            threads=self.test_config.restore_settings.threads,
            archive=self.test_config.restore_settings.backup_storage,
            repo=self.test_config.restore_settings.backup_repo,
            include_data=self.test_config.backup_settings.include_data,
            map_data=self.test_config.restore_settings.map_data,
            use_tls=self.test_config.restore_settings.use_tls)

    def load_tpcds_json_data(self):
        logger.info('Importing data')
        if self.test_config.collection.collection_map is not None:
            cm = self.test_config.collection.collection_map
            for bucket in self.test_config.buckets:
                for scope in cm[bucket]:
                    for collection in cm[bucket][scope]:
                        if cm[bucket][scope][collection]['load'] == 1:
                            self.remote.load_tpcds_data_json_collection(
                                self.test_config.import_settings.import_file,
                                bucket, scope, collection, self.test_config.
                                import_settings.docs_per_collections)
        else:
            for bucket in self.test_config.buckets:
                self.remote.load_tpcds_data_json(
                    self.test_config.import_settings.import_file,
                    bucket,
                )

    def compact_bucket(self, wait: bool = True):
        for target in self.target_iterator:
            self.rest.trigger_bucket_compaction(target.node, target.bucket)

        if wait:
            for target in self.target_iterator:
                self.monitor.monitor_task(target.node, 'bucket_compaction')

    def wait_for_persistence(self):
        for target in self.target_iterator:
            self.monitor.monitor_disk_queues(target.node, target.bucket)
            self.monitor.monitor_dcp_queues(target.node, target.bucket)
            self.monitor.monitor_replica_count(target.node, target.bucket)

    def wait_for_indexing(self):
        if self.test_config.index_settings.statements:
            for server in self.index_nodes:
                self.monitor.monitor_indexing(server)

    def check_num_items(self,
                        bucket_items: dict = None,
                        max_retry: int = None):
        if bucket_items:
            for target in self.target_iterator:
                num_items = bucket_items.get(target.bucket, None)
                if num_items:
                    num_items = num_items * (
                        1 + self.test_config.bucket.replica_number)
                    self.monitor.monitor_num_items(target.node,
                                                   target.bucket,
                                                   num_items,
                                                   max_retry=max_retry)
        elif getattr(self.test_config.load_settings, 'collections', None):
            for target in self.target_iterator:
                num_load_targets = 0
                target_scope_collections = self.test_config.load_settings.collections[
                    target.bucket]
                for scope in target_scope_collections.keys():
                    for collection in target_scope_collections[scope].keys():
                        if target_scope_collections[scope][collection][
                                'load'] == 1:
                            num_load_targets += 1
                num_items = \
                    (self.test_config.load_settings.items // num_load_targets) * \
                    num_load_targets * \
                    (1 + self.test_config.bucket.replica_number)
                self.monitor.monitor_num_items(target.node,
                                               target.bucket,
                                               num_items,
                                               max_retry=max_retry)
        else:
            num_items = self.test_config.load_settings.items * (
                1 + self.test_config.bucket.replica_number)
            for target in self.target_iterator:
                self.monitor.monitor_num_items(target.node,
                                               target.bucket,
                                               num_items,
                                               max_retry=max_retry)

    def reset_kv_stats(self):
        master_node = next(self.cluster_spec.masters)
        if self.test_config.cluster.enable_n2n_encryption:
            local.get_cbstats(self.master_node, 11210, "reset",
                              self.cluster_spec)
        else:
            for bucket in self.test_config.buckets:
                for server in self.rest.get_server_list(master_node, bucket):
                    port = self.rest.get_memcached_port(server)
                    self.memcached.reset_stats(server, port, bucket)

    def create_indexes(self):
        logger.info('Creating and building indexes')
        if not self.test_config.index_settings.couchbase_fts_index_name:
            create_statements = []
            build_statements = []
            for statement in self.test_config.index_settings.statements:
                check_stmt = statement.replace(" ", "").upper()
                if 'CREATEINDEX' in check_stmt \
                        or 'CREATEPRIMARYINDEX' in check_stmt:
                    create_statements.append(statement)
                elif 'BUILDINDEX' in check_stmt:
                    build_statements.append(statement)

            for statement in create_statements:
                logger.info('Creating index: ' + statement)
                self.rest.exec_n1ql_statement(self.query_nodes[0], statement)
                cont = False
                while not cont:
                    building = 0
                    index_status = self.rest.get_index_status(
                        self.index_nodes[0])
                    index_list = index_status['status']
                    for index in index_list:
                        if index['status'] != "Ready" and index[
                                'status'] != "Created":
                            building += 1
                    if building < 10:
                        cont = True
                    else:
                        time.sleep(10)

            for statement in build_statements:
                logger.info('Building index: ' + statement)
                self.rest.exec_n1ql_statement(self.query_nodes[0], statement)
                cont = False
                while not cont:
                    building = 0
                    index_status = self.rest.get_index_status(
                        self.index_nodes[0])
                    index_list = index_status['status']
                    for index in index_list:
                        if index['status'] != "Ready" and index[
                                'status'] != "Created":
                            building += 1
                    if building < 10:
                        cont = True
                    else:
                        time.sleep(10)

            logger.info('Index Create and Build Complete')
        else:
            self.create_fts_index_n1ql()

    def create_fts_index_n1ql(self):
        logger.info("Creating FTS index")
        definition = read_json(
            self.test_config.index_settings.couchbase_fts_index_configfile)
        bucket_name = self.test_config.buckets[0]
        definition.update(
            {'name': self.test_config.index_settings.couchbase_fts_index_name})
        if self.test_config.collection.collection_map:
            collection_map = self.test_config.collection.collection_map
            definition["params"]["doc_config"][
                "mode"] = "scope.collection.type_field"
            scope_name = list(collection_map[bucket_name].keys())[1:][0]
            collection_name = list(
                collection_map[bucket_name][scope_name].keys())[0]
            ind_type_mapping = \
                copy.deepcopy(definition["params"]["mapping"]["default_mapping"])
            definition["params"]["mapping"]["default_mapping"][
                "enabled"] = False
            new_type_mapping_name = "{}.{}".format(scope_name, collection_name)
            definition["params"]["mapping"]["types"] = {
                new_type_mapping_name: ind_type_mapping
            }

        logger.info('Index definition: {}'.format(pretty_dict(definition)))
        self.rest.create_fts_index(
            self.fts_nodes[0],
            self.test_config.index_settings.couchbase_fts_index_name,
            definition)
        self.monitor.monitor_fts_indexing_queue(
            self.fts_nodes[0],
            self.test_config.index_settings.couchbase_fts_index_name,
            int(self.test_config.access_settings.items))

    def create_functions(self):
        logger.info('Creating n1ql functions')

        for statement in self.test_config.n1ql_function_settings.statements:
            self.rest.exec_n1ql_statement(self.query_nodes[0], statement)

    def sleep(self):
        access_settings = self.test_config.access_settings
        logger.info('Running phase for {} seconds'.format(
            access_settings.time))
        time.sleep(access_settings.time)

    def run_phase(self,
                  phase: str,
                  task: Callable,
                  settings: PhaseSettings,
                  target_iterator: Iterable,
                  timer: int = None,
                  wait: bool = True):
        logger.info('Running {}: {}'.format(phase, pretty_dict(settings)))
        self.worker_manager.run_tasks(task, settings, target_iterator, timer)
        if wait:
            self.worker_manager.wait_for_workers()

    def load(self,
             task: Callable = spring_task,
             settings: PhaseSettings = None,
             target_iterator: Iterable = None):
        if settings is None:
            settings = self.test_config.load_settings
        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('load phase', task, settings, target_iterator)

    def hot_load(self,
                 task: Callable = spring_task,
                 settings: PhaseSettings = None,
                 target_iterator: Iterable = None):
        if settings is None:
            settings = self.test_config.hot_load_settings
        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('hot load phase', task, settings, target_iterator)

    def xattr_load(self,
                   task: Callable = spring_task,
                   target_iterator: Iterable = None):
        if target_iterator is None:
            target_iterator = self.target_iterator
        settings = self.test_config.xattr_load_settings

        self.run_phase('xattr phase', task, settings, target_iterator)

    def access(self,
               task: Callable = spring_task,
               settings: PhaseSettings = None,
               target_iterator: Iterable = None):
        if settings is None:
            settings = self.test_config.access_settings
        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('access phase',
                       task,
                       settings,
                       target_iterator,
                       timer=settings.time)

    def access_bg(self,
                  task: Callable = spring_task,
                  settings: PhaseSettings = None,
                  target_iterator: Iterable = None):
        if settings is None:
            settings = self.test_config.access_settings
        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('background access phase',
                       task,
                       settings,
                       target_iterator,
                       timer=settings.time,
                       wait=False)

    def report_kpi(self, *args, **kwargs):
        if self.test_config.stats_settings.enabled:
            self._report_kpi(*args, **kwargs)

    def _report_kpi(self, *args, **kwargs):
        pass

    def _measure_curr_ops(self) -> int:
        ops = 0
        for bucket in self.test_config.buckets:
            for server in self.rest.get_active_nodes_by_role(
                    self.master_node, "kv"):
                port = self.rest.get_memcached_port(server)

                stats = self.memcached.get_stats(server, port, bucket)
                for stat in 'cmd_get', 'cmd_set':
                    ops += int(stats[stat])
        return ops

    def _measure_disk_ops(self):
        ret_stats = dict()
        for bucket in self.test_config.buckets:
            for server in self.rest.get_active_nodes_by_role(
                    self.master_node, "kv"):
                ret_stats[server] = dict()
                port = self.rest.get_memcached_port(server)

                stats = self.memcached.get_stats(server, port, bucket)
                ret_stats[server]["get_ops"] = int(stats['ep_bg_fetched'])
                sets = \
                    int(stats['vb_active_ops_create']) \
                    + int(stats['vb_replica_ops_create']) \
                    + int(stats['vb_pending_ops_create']) \
                    + int(stats['vb_active_ops_update']) \
                    + int(stats['vb_replica_ops_update']) \
                    + int(stats['vb_pending_ops_update'])
                ret_stats[server]["set_ops"] = sets
        return ret_stats
Example #5
0
class PerfTest:

    COLLECTORS = {}

    ROOT_CERTIFICATE = 'root.pem'

    def __init__(self,
                 cluster_spec: ClusterSpec,
                 test_config: TestConfig,
                 verbose: bool):
        self.cluster_spec = cluster_spec
        self.test_config = test_config

        self.target_iterator = TargetIterator(cluster_spec, test_config)

        self.cluster = ClusterManager(cluster_spec, test_config)
        self.memcached = MemcachedHelper(test_config)
        self.monitor = Monitor(cluster_spec, test_config, verbose)
        self.rest = RestHelper(cluster_spec)
        self.remote = RemoteHelper(cluster_spec, verbose)
        self.index = IndexHelper(cluster_spec, test_config, self.rest, self.monitor)

        self.master_node = next(cluster_spec.masters)
        self.build = self.rest.get_version(self.master_node)

        self.metrics = MetricHelper(self)
        self.reporter = ShowFastReporter(cluster_spec, test_config, self.build)

        self.cbmonitor_snapshots = []
        self.cbmonitor_clusters = []

        if self.test_config.test_case.use_workers:
            self.worker_manager = WorkerManager(cluster_spec, test_config,
                                                verbose)

    def __enter__(self):
        return self

    def __exit__(self, exc_type, exc_val, exc_tb):
        failure = self.check_failures()

        self.tear_down()

        if exc_type == KeyboardInterrupt:
            logger.warn('The test was interrupted')
            return True

        if failure:
            logger.interrupt(failure)

    def tear_down(self):
        if self.test_config.test_case.use_workers:
            self.worker_manager.download_celery_logs()
            self.worker_manager.terminate()

        if self.test_config.cluster.online_cores:
            self.remote.enable_cpu()

        if self.test_config.cluster.kernel_mem_limit:
            self.cluster.reset_memory_settings()

    def reset_memory_settings(self):
        if self.test_config.cluster.kernel_mem_limit:
            for service in self.test_config.cluster.kernel_mem_limit_services:
                for server in self.cluster_spec.servers_by_role(service):
                    self.remote.reset_memory_settings(host_string=server)
            self.monitor.wait_for_servers()

    def check_failures(self) -> str:
        failure = self.check_core_dumps()
        failure = self.check_rebalance() or failure
        return self.check_failover() or failure

    def download_certificate(self) -> None:
        cert = self.rest.get_certificate(self.master_node)
        with open(self.ROOT_CERTIFICATE, 'w') as fh:
            fh.write(cert)

    def check_rebalance(self) -> str:
        for master in self.cluster_spec.masters:
            if self.rest.is_not_balanced(master):
                return 'The cluster is not balanced'

    def check_failover(self) -> str:
        if hasattr(self, 'rebalance_settings'):
            if self.rebalance_settings.failover or \
                    self.rebalance_settings.graceful_failover:
                return

        for master in self.cluster_spec.masters:
            num_failovers = self.rest.get_failover_counter(master)
            if num_failovers:
                return 'Failover happened {} time(s)'.format(num_failovers)

    def check_core_dumps(self) -> str:
        dumps_per_host = self.remote.detect_core_dumps()
        core_dumps = {
            host: dumps for host, dumps in dumps_per_host.items() if dumps
        }
        if core_dumps:
            return pretty_dict(core_dumps)

    def compact_bucket(self, wait: bool = True) -> None:
        for target in self.target_iterator:
            self.rest.trigger_bucket_compaction(target.node, target.bucket)

        if wait:
            for target in self.target_iterator:
                self.monitor.monitor_task(target.node, 'bucket_compaction')

    def wait_for_persistence(self) -> None:
        for target in self.target_iterator:
            self.monitor.monitor_disk_queues(target.node, target.bucket)
            self.monitor.monitor_dcp_queues(target.node, target.bucket)

    def check_num_items(self) -> None:
        for target in self.target_iterator:
            self.monitor.monitor_num_items(target.node, target.bucket,
                                           self.test_config.load_settings.items)

    def restore(self) -> None:
        with RestoreHelper(self.cluster_spec, self.test_config) as rh:
            rh.restore()
            rh.warmup()

    def reset_kv_stats(self):
        master_node = next(self.cluster_spec.masters)
        for bucket in self.test_config.buckets:
            for server in self.rest.get_server_list(master_node, bucket):
                port = self.rest.get_memcached_port(server)
                self.memcached.reset_stats(server, port, bucket)

    def run_phase(self,
                  phase: str,
                  task: Callable, settings: PhaseSettings,
                  target_iterator: TargetIterator,
                  timer: int = None,
                  wait: bool = True) -> None:
        logger.info('Running {}: {}'.format(phase, pretty_dict(settings)))
        self.worker_manager.run_tasks(task, settings, target_iterator, timer)
        if wait:
            self.worker_manager.wait_for_workers()

    def load(self,
             task: Callable = spring_task,
             settings: PhaseSettings = None,
             target_iterator: TargetIterator = None) -> None:
        if settings is None:
            settings = self.test_config.load_settings
        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('load phase',
                       task, settings, target_iterator)

    def hot_load(self,
                 task: Callable = spring_task) -> None:
        settings = self.test_config.hot_load_settings

        self.run_phase('hot load phase',
                       task, settings, self.target_iterator)

    def access(self,
               task: Callable = spring_task,
               settings: PhaseSettings = None) -> None:
        if settings is None:
            settings = self.test_config.access_settings

        self.run_phase('access phase',
                       task, settings, self.target_iterator, settings.time)

    def trigger_tasks(self,
                      task: Callable = spring_task,
                      settings: PhaseSettings = None,
                      target_iterator: TargetIterator = None,
                      wait: bool = True) -> None:
        if settings is None:
            settings = self.test_config.access_settings

        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('trigger task phase',
                       task, settings, target_iterator, settings.time, wait)

    def access_bg(self, task: Callable = spring_task,
                  settings: PhaseSettings = None,
                  target_iterator: TargetIterator = None) -> None:
        if settings is None:
            settings = self.test_config.access_settings
        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('background access phase',
                       task, settings, target_iterator, settings.time, False)

    def sleep(self) -> None:
        access_settings = self.test_config.access_settings
        logger.info('Running phase for {} seconds'.format(access_settings.time))
        time.sleep(access_settings.time)

    def report_kpi(self, *args, **kwargs) -> None:
        if self.test_config.stats_settings.enabled:
            self._report_kpi(*args, **kwargs)

    def _report_kpi(self, *args, **kwargs) -> None:
        pass
Example #6
0
class PerfTest:

    COLLECTORS = {}

    ROOT_CERTIFICATE = 'root.pem'

    def __init__(self,
                 cluster_spec: ClusterSpec,
                 test_config: TestConfig,
                 verbose: bool):
        self.cluster_spec = cluster_spec
        self.test_config = test_config

        self.target_iterator = TargetIterator(cluster_spec, test_config)

        self.cluster = ClusterManager(cluster_spec, test_config)
        self.memcached = MemcachedHelper(test_config)
        self.monitor = Monitor(cluster_spec, test_config, verbose)
        self.rest = RestHelper(cluster_spec)
        self.remote = RemoteHelper(cluster_spec, verbose)
        self.profiler = Profiler(cluster_spec, test_config)

        self.master_node = next(cluster_spec.masters)
        self.build = self.rest.get_version(self.master_node)

        self.metrics = MetricHelper(self)
        self.reporter = ShowFastReporter(cluster_spec, test_config, self.build)

        self.cbmonitor_snapshots = []
        self.cbmonitor_clusters = []

        if self.test_config.test_case.use_workers:
            self.worker_manager = WorkerManager(cluster_spec, test_config,
                                                verbose)

    def __enter__(self):
        return self

    def __exit__(self, exc_type, exc_val, exc_tb):
        failure = self.debug()

        self.tear_down()

        if exc_type == KeyboardInterrupt:
            logger.warn('The test was interrupted')
            return True

        if failure:
            logger.interrupt(failure)

    @property
    def query_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'n1ql')

    @property
    def index_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'index')

    @property
    def fts_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'fts')

    @property
    def analytics_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'cbas')

    @property
    def eventing_nodes(self) -> List[str]:
        return self.rest.get_active_nodes_by_role(self.master_node, 'eventing')

    def tear_down(self):
        if self.test_config.test_case.use_workers:
            self.worker_manager.download_celery_logs()
            self.worker_manager.terminate()

        if self.test_config.cluster.online_cores:
            self.remote.enable_cpu()

        if self.test_config.cluster.kernel_mem_limit:
            self.collect_logs()

            self.cluster.reset_memory_settings()

    def collect_logs(self):
        self.remote.collect_info()

        for hostname in self.cluster_spec.servers:
            for fname in glob.glob('{}/*.zip'.format(hostname)):
                shutil.move(fname, '{}.zip'.format(hostname))

    def reset_memory_settings(self):
        if self.test_config.cluster.kernel_mem_limit:
            for service in self.test_config.cluster.kernel_mem_limit_services:
                for server in self.cluster_spec.servers_by_role(service):
                    self.remote.reset_memory_settings(host_string=server)
            self.monitor.wait_for_servers()

    def debug(self) -> str:
        failure = self.check_core_dumps()
        failure = self.check_rebalance() or failure
        return self.check_failover() or failure

    def download_certificate(self):
        cert = self.rest.get_certificate(self.master_node)
        with open(self.ROOT_CERTIFICATE, 'w') as fh:
            fh.write(cert)

    def check_rebalance(self) -> str:
        for master in self.cluster_spec.masters:
            if self.rest.is_not_balanced(master):
                return 'The cluster is not balanced'

    def check_failover(self) -> Optional[str]:
        if hasattr(self, 'rebalance_settings'):
            if self.rebalance_settings.failover or \
                    self.rebalance_settings.graceful_failover:
                return

        for master in self.cluster_spec.masters:
            num_failovers = self.rest.get_failover_counter(master)
            if num_failovers:
                return 'Failover happened {} time(s)'.format(num_failovers)

    def check_core_dumps(self) -> str:
        dumps_per_host = self.remote.detect_core_dumps()
        core_dumps = {
            host: dumps for host, dumps in dumps_per_host.items() if dumps
        }
        if core_dumps:
            return pretty_dict(core_dumps)

    def restore(self):
        logger.info('Restoring data')
        self.remote.restore_data(
            self.test_config.restore_settings.backup_storage,
            self.test_config.restore_settings.backup_repo,
        )

    def restore_local(self):
        logger.info('Restoring data')
        local.extract_cb(filename='couchbase.rpm')
        local.cbbackupmgr_restore(
            master_node=self.master_node,
            cluster_spec=self.cluster_spec,
            threads=self.test_config.restore_settings.threads,
            archive=self.test_config.restore_settings.backup_storage,
            repo=self.test_config.restore_settings.backup_repo,
        )

    def import_data(self):
        logger.info('Importing data')
        for bucket in self.test_config.buckets:
            self.remote.import_data(
                self.test_config.restore_settings.import_file, bucket,
            )

    def compact_bucket(self, wait: bool = True):
        for target in self.target_iterator:
            self.rest.trigger_bucket_compaction(target.node, target.bucket)

        if wait:
            for target in self.target_iterator:
                self.monitor.monitor_task(target.node, 'bucket_compaction')

    def wait_for_persistence(self):
        for target in self.target_iterator:
            self.monitor.monitor_disk_queues(target.node, target.bucket)
            self.monitor.monitor_dcp_queues(target.node, target.bucket)

    def wait_for_indexing(self):
        if self.test_config.index_settings.statements:
            for server in self.index_nodes:
                self.monitor.monitor_indexing(server)

    def check_num_items(self):
        num_items = self.test_config.load_settings.items * (
            1 + self.test_config.bucket.replica_number
        )
        for target in self.target_iterator:
            self.monitor.monitor_num_items(target.node, target.bucket,
                                           num_items)

    def reset_kv_stats(self):
        master_node = next(self.cluster_spec.masters)
        for bucket in self.test_config.buckets:
            for server in self.rest.get_server_list(master_node, bucket):
                port = self.rest.get_memcached_port(server)
                self.memcached.reset_stats(server, port, bucket)

    def create_indexes(self):
        logger.info('Creating and building indexes')

        for statement in self.test_config.index_settings.statements:
            self.rest.exec_n1ql_statement(self.query_nodes[0], statement)

    def create_functions(self):
        logger.info('Creating n1ql functions')

        for statement in self.test_config.n1ql_function_settings.statements:
            self.rest.exec_n1ql_statement(self.query_nodes[0], statement)

    def sleep(self):
        access_settings = self.test_config.access_settings
        logger.info('Running phase for {} seconds'.format(access_settings.time))
        time.sleep(access_settings.time)

    def run_phase(self,
                  phase: str,
                  task: Callable, settings: PhaseSettings,
                  target_iterator: Iterable,
                  timer: int = None,
                  wait: bool = True):
        logger.info('Running {}: {}'.format(phase, pretty_dict(settings)))
        self.worker_manager.run_tasks(task, settings, target_iterator, timer)
        if wait:
            self.worker_manager.wait_for_workers()

    def load(self,
             task: Callable = spring_task,
             settings: PhaseSettings = None,
             target_iterator: Iterable = None):
        if settings is None:
            settings = self.test_config.load_settings
        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('load phase',
                       task, settings, target_iterator)

    def hot_load(self,
                 task: Callable = spring_task):
        settings = self.test_config.hot_load_settings

        self.run_phase('hot load phase',
                       task, settings, self.target_iterator)

    def xattr_load(self,
                   task: Callable = spring_task,
                   target_iterator: Iterable = None):
        if target_iterator is None:
            target_iterator = self.target_iterator
        settings = self.test_config.xattr_load_settings

        self.run_phase('xattr phase',
                       task, settings, target_iterator)

    def access(self,
               task: Callable = spring_task,
               settings: PhaseSettings = None,
               target_iterator: Iterable = None):
        if settings is None:
            settings = self.test_config.access_settings
        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('access phase',
                       task, settings, target_iterator,
                       timer=settings.time)

    def access_bg(self,
                  task: Callable = spring_task,
                  settings: PhaseSettings = None,
                  target_iterator: Iterable = None):
        if settings is None:
            settings = self.test_config.access_settings
        if target_iterator is None:
            target_iterator = self.target_iterator

        self.run_phase('background access phase',
                       task, settings, target_iterator,
                       timer=settings.time, wait=False)

    def report_kpi(self, *args, **kwargs):
        if self.test_config.stats_settings.enabled:
            self._report_kpi(*args, **kwargs)

    def _report_kpi(self, *args, **kwargs):
        pass