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SUSE:SLE-12-SP1:Update
salt.12125
async-batch-implementation.patch
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File async-batch-implementation.patch of Package salt.12125
From dfd16dd5968aae96e36e0dee412864fc765b62fb Mon Sep 17 00:00:00 2001 From: Mihai Dinca <mdinca@suse.de> Date: Fri, 16 Nov 2018 17:05:29 +0100 Subject: [PATCH] Async batch implementation Add find_job checks Check if should close on all events Make batch_delay a request parameter Allow multiple event handlers Use config value for gather_job_timeout when not in payload Add async batch unittests Allow metadata to pass Pass metadata only to batch jobs Add the metadata to the start/done events Pass only metadata not all **kwargs Add separate batch presence_ping timeout --- salt/auth/__init__.py | 4 +- salt/cli/batch.py | 91 ++++++-- salt/cli/batch_async.py | 227 +++++++++++++++++++ salt/client/__init__.py | 44 +--- salt/master.py | 25 ++ salt/netapi/__init__.py | 3 +- salt/transport/ipc.py | 11 +- salt/utils/event.py | 11 +- tests/unit/cli/test_batch_async.py | 351 +++++++++++++++++++++++++++++ 9 files changed, 707 insertions(+), 60 deletions(-) create mode 100644 salt/cli/batch_async.py create mode 100644 tests/unit/cli/test_batch_async.py diff --git a/salt/auth/__init__.py b/salt/auth/__init__.py index 61fbb018fd..a8aefa7091 100644 --- a/salt/auth/__init__.py +++ b/salt/auth/__init__.py @@ -51,7 +51,9 @@ AUTH_INTERNAL_KEYWORDS = frozenset([ 'metadata', 'print_event', 'raw', - 'yield_pub_data' + 'yield_pub_data', + 'batch', + 'batch_delay' ]) diff --git a/salt/cli/batch.py b/salt/cli/batch.py index e3a7bf9bcf..4bd07f584a 100644 --- a/salt/cli/batch.py +++ b/salt/cli/batch.py @@ -26,6 +26,79 @@ import logging log = logging.getLogger(__name__) +def get_bnum(opts, minions, quiet): + ''' + Return the active number of minions to maintain + ''' + partition = lambda x: float(x) / 100.0 * len(minions) + try: + if '%' in opts['batch']: + res = partition(float(opts['batch'].strip('%'))) + if res < 1: + return int(math.ceil(res)) + else: + return int(res) + else: + return int(opts['batch']) + except ValueError: + if not quiet: + salt.utils.stringutils.print_cli('Invalid batch data sent: {0}\nData must be in the ' + 'form of %10, 10% or 3'.format(opts['batch'])) + + +def batch_get_opts( + tgt, + fun, + batch, + parent_opts, + arg=(), + tgt_type='glob', + ret='', + kwarg=None, + **kwargs): + # We need to re-import salt.utils.args here + # even though it has already been imported. + # when cmd_batch is called via the NetAPI + # the module is unavailable. + import salt.utils.args + + arg = salt.utils.args.condition_input(arg, kwarg) + opts = {'tgt': tgt, + 'fun': fun, + 'arg': arg, + 'tgt_type': tgt_type, + 'ret': ret, + 'batch': batch, + 'failhard': kwargs.get('failhard', False), + 'raw': kwargs.get('raw', False)} + + if 'timeout' in kwargs: + opts['timeout'] = kwargs['timeout'] + if 'gather_job_timeout' in kwargs: + opts['gather_job_timeout'] = kwargs['gather_job_timeout'] + if 'batch_wait' in kwargs: + opts['batch_wait'] = int(kwargs['batch_wait']) + + for key, val in six.iteritems(parent_opts): + if key not in opts: + opts[key] = val + + return opts + + +def batch_get_eauth(kwargs): + eauth = {} + if 'eauth' in kwargs: + eauth['eauth'] = kwargs.pop('eauth') + if 'username' in kwargs: + eauth['username'] = kwargs.pop('username') + if 'password' in kwargs: + eauth['password'] = kwargs.pop('password') + if 'token' in kwargs: + eauth['token'] = kwargs.pop('token') + return eauth + + class Batch(object): ''' Manage the execution of batch runs @@ -80,23 +153,7 @@ class Batch(object): return (list(fret), ping_gen, nret.difference(fret)) def get_bnum(self): - ''' - Return the active number of minions to maintain - ''' - partition = lambda x: float(x) / 100.0 * len(self.minions) - try: - if '%' in self.opts['batch']: - res = partition(float(self.opts['batch'].strip('%'))) - if res < 1: - return int(math.ceil(res)) - else: - return int(res) - else: - return int(self.opts['batch']) - except ValueError: - if not self.quiet: - salt.utils.stringutils.print_cli('Invalid batch data sent: {0}\nData must be in the ' - 'form of %10, 10% or 3'.format(self.opts['batch'])) + return get_bnum(self.opts, self.minions, self.quiet) def __update_wait(self, wait): now = datetime.now() diff --git a/salt/cli/batch_async.py b/salt/cli/batch_async.py new file mode 100644 index 0000000000..3160d46d8b --- /dev/null +++ b/salt/cli/batch_async.py @@ -0,0 +1,227 @@ +# -*- coding: utf-8 -*- +''' +Execute a job on the targeted minions by using a moving window of fixed size `batch`. +''' + +# Import python libs +from __future__ import absolute_import, print_function, unicode_literals +import tornado + +# Import salt libs +import salt.client + +# pylint: enable=import-error,no-name-in-module,redefined-builtin +import logging +import fnmatch + +log = logging.getLogger(__name__) + +from salt.cli.batch import get_bnum, batch_get_opts, batch_get_eauth + + +class BatchAsync(object): + ''' + Run a job on the targeted minions by using a moving window of fixed size `batch`. + + ``BatchAsync`` is used to execute a job on the targeted minions by keeping + the number of concurrent running minions to the size of `batch` parameter. + + The control parameters are: + - batch: number/percentage of concurrent running minions + - batch_delay: minimum wait time between batches + - batch_presence_ping_timeout: time to wait for presence pings before starting the batch + - gather_job_timeout: `find_job` timeout + - timeout: time to wait before firing a `find_job` + + When the batch stars, a `start` event is fired: + - tag: salt/batch/<batch-jid>/start + - data: { + "available_minions": self.minions, + "down_minions": self.down_minions + } + + When the batch ends, an `done` event is fired: + - tag: salt/batch/<batch-jid>/done + - data: { + "available_minions": self.minions, + "down_minions": self.down_minions, + "done_minions": self.done_minions, + "timedout_minions": self.timedout_minions + } + ''' + def __init__(self, parent_opts, jid_gen, clear_load): + ioloop = tornado.ioloop.IOLoop.current() + self.local = salt.client.get_local_client(parent_opts['conf_file']) + if 'gather_job_timeout' in clear_load['kwargs']: + clear_load['gather_job_timeout'] = clear_load['kwargs'].pop('gather_job_timeout') + else: + clear_load['gather_job_timeout'] = self.local.opts['gather_job_timeout'] + self.batch_presence_ping_timeout = clear_load['kwargs'].get('batch_presence_ping_timeout', None) + self.batch_delay = clear_load['kwargs'].get('batch_delay', 1) + self.opts = batch_get_opts( + clear_load.pop('tgt'), + clear_load.pop('fun'), + clear_load['kwargs'].pop('batch'), + self.local.opts, + **clear_load) + self.eauth = batch_get_eauth(clear_load['kwargs']) + self.metadata = clear_load['kwargs'].get('metadata', {}) + self.minions = set() + self.down_minions = set() + self.timedout_minions = set() + self.done_minions = set() + self.active = set() + self.initialized = False + self.ping_jid = jid_gen() + self.batch_jid = jid_gen() + self.find_job_jid = jid_gen() + self.find_job_returned = set() + self.event = salt.utils.event.get_event( + 'master', + self.opts['sock_dir'], + self.opts['transport'], + opts=self.opts, + listen=True, + io_loop=ioloop, + keep_loop=True) + + def __set_event_handler(self): + ping_return_pattern = 'salt/job/{0}/ret/*'.format(self.ping_jid) + batch_return_pattern = 'salt/job/{0}/ret/*'.format(self.batch_jid) + find_job_return_pattern = 'salt/job/{0}/ret/*'.format(self.find_job_jid) + self.event.subscribe(ping_return_pattern, match_type='glob') + self.event.subscribe(batch_return_pattern, match_type='glob') + self.event.subscribe(find_job_return_pattern, match_type='glob') + self.event.patterns = { + (ping_return_pattern, 'ping_return'), + (batch_return_pattern, 'batch_run'), + (find_job_return_pattern, 'find_job_return') + } + self.event.set_event_handler(self.__event_handler) + + def __event_handler(self, raw): + if not self.event: + return + mtag, data = self.event.unpack(raw, self.event.serial) + for (pattern, op) in self.event.patterns: + if fnmatch.fnmatch(mtag, pattern): + minion = data['id'] + if op == 'ping_return': + self.minions.add(minion) + self.down_minions.remove(minion) + if not self.down_minions: + self.event.io_loop.spawn_callback(self.start_batch) + elif op == 'find_job_return': + self.find_job_returned.add(minion) + elif op == 'batch_run': + if minion in self.active: + self.active.remove(minion) + self.done_minions.add(minion) + # call later so that we maybe gather more returns + self.event.io_loop.call_later(self.batch_delay, self.schedule_next) + + if self.initialized and self.done_minions == self.minions.difference(self.timedout_minions): + self.end_batch() + + def _get_next(self): + to_run = self.minions.difference( + self.done_minions).difference( + self.active).difference( + self.timedout_minions) + next_batch_size = min( + len(to_run), # partial batch (all left) + self.batch_size - len(self.active) # full batch or available slots + ) + return set(list(to_run)[:next_batch_size]) + + @tornado.gen.coroutine + def check_find_job(self, minions): + did_not_return = minions.difference(self.find_job_returned) + if did_not_return: + for minion in did_not_return: + if minion in self.find_job_returned: + self.find_job_returned.remove(minion) + if minion in self.active: + self.active.remove(minion) + self.timedout_minions.add(minion) + running = minions.difference(did_not_return).difference(self.done_minions).difference(self.timedout_minions) + if running: + self.event.io_loop.add_callback(self.find_job, running) + + @tornado.gen.coroutine + def find_job(self, minions): + not_done = minions.difference(self.done_minions) + ping_return = yield self.local.run_job_async( + not_done, + 'saltutil.find_job', + [self.batch_jid], + 'list', + gather_job_timeout=self.opts['gather_job_timeout'], + jid=self.find_job_jid, + **self.eauth) + self.event.io_loop.call_later( + self.opts['gather_job_timeout'], + self.check_find_job, + not_done) + + @tornado.gen.coroutine + def start(self): + self.__set_event_handler() + #start batching even if not all minions respond to ping + self.event.io_loop.call_later( + self.batch_presence_ping_timeout or self.opts['gather_job_timeout'], + self.start_batch) + ping_return = yield self.local.run_job_async( + self.opts['tgt'], + 'test.ping', + [], + self.opts.get( + 'selected_target_option', + self.opts.get('tgt_type', 'glob') + ), + gather_job_timeout=self.opts['gather_job_timeout'], + jid=self.ping_jid, + metadata=self.metadata, + **self.eauth) + self.down_minions = set(ping_return['minions']) + + @tornado.gen.coroutine + def start_batch(self): + if not self.initialized: + self.batch_size = get_bnum(self.opts, self.minions, True) + self.initialized = True + data = { + "available_minions": self.minions, + "down_minions": self.down_minions, + "metadata": self.metadata + } + self.event.fire_event(data, "salt/batch/{0}/start".format(self.batch_jid)) + yield self.schedule_next() + + def end_batch(self): + data = { + "available_minions": self.minions, + "down_minions": self.down_minions, + "done_minions": self.done_minions, + "timedout_minions": self.timedout_minions, + "metadata": self.metadata + } + self.event.fire_event(data, "salt/batch/{0}/done".format(self.batch_jid)) + self.event.remove_event_handler(self.__event_handler) + + @tornado.gen.coroutine + def schedule_next(self): + next_batch = self._get_next() + if next_batch: + yield self.local.run_job_async( + next_batch, + self.opts['fun'], + self.opts['arg'], + 'list', + raw=self.opts.get('raw', False), + ret=self.opts.get('return', ''), + gather_job_timeout=self.opts['gather_job_timeout'], + jid=self.batch_jid, + metadata=self.metadata) + self.event.io_loop.call_later(self.opts['timeout'], self.find_job, set(next_batch)) + self.active = self.active.union(next_batch) diff --git a/salt/client/__init__.py b/salt/client/__init__.py index 9f0903c7f0..8b37422cbf 100644 --- a/salt/client/__init__.py +++ b/salt/client/__init__.py @@ -531,45 +531,14 @@ class LocalClient(object): {'dave': {...}} {'stewart': {...}} ''' - # We need to re-import salt.utils.args here - # even though it has already been imported. - # when cmd_batch is called via the NetAPI - # the module is unavailable. - import salt.utils.args - # Late import - not used anywhere else in this file import salt.cli.batch + opts = salt.cli.batch.batch_get_opts( + tgt, fun, batch, self.opts, + arg=arg, tgt_type=tgt_type, ret=ret, kwarg=kwarg, **kwargs) + + eauth = salt.cli.batch.batch_get_eauth(kwargs) - arg = salt.utils.args.condition_input(arg, kwarg) - opts = {'tgt': tgt, - 'fun': fun, - 'arg': arg, - 'tgt_type': tgt_type, - 'ret': ret, - 'batch': batch, - 'failhard': kwargs.get('failhard', False), - 'raw': kwargs.get('raw', False)} - - if 'timeout' in kwargs: - opts['timeout'] = kwargs['timeout'] - if 'gather_job_timeout' in kwargs: - opts['gather_job_timeout'] = kwargs['gather_job_timeout'] - if 'batch_wait' in kwargs: - opts['batch_wait'] = int(kwargs['batch_wait']) - - eauth = {} - if 'eauth' in kwargs: - eauth['eauth'] = kwargs.pop('eauth') - if 'username' in kwargs: - eauth['username'] = kwargs.pop('username') - if 'password' in kwargs: - eauth['password'] = kwargs.pop('password') - if 'token' in kwargs: - eauth['token'] = kwargs.pop('token') - - for key, val in six.iteritems(self.opts): - if key not in opts: - opts[key] = val batch = salt.cli.batch.Batch(opts, eauth=eauth, quiet=True) for ret in batch.run(): yield ret @@ -1732,7 +1701,8 @@ class LocalClient(object): if listen and not self.event.connect_pub(timeout=timeout): raise SaltReqTimeoutError() payload = channel.send(payload_kwargs, timeout=timeout) - except SaltReqTimeoutError: + except SaltReqTimeoutError as err: + log.error(err) raise SaltReqTimeoutError( 'Salt request timed out. The master is not responding. You ' 'may need to run your command with `--async` in order to ' diff --git a/salt/master.py b/salt/master.py index 6881aae137..f08c126280 100644 --- a/salt/master.py +++ b/salt/master.py @@ -32,6 +32,7 @@ import tornado.gen # pylint: disable=F0401 # Import salt libs import salt.crypt +import salt.cli.batch_async import salt.client import salt.client.ssh.client import salt.exceptions @@ -2039,6 +2040,27 @@ class ClearFuncs(object): return False return self.loadauth.get_tok(clear_load['token']) + def publish_batch(self, clear_load, minions, missing): + batch_load = {} + batch_load.update(clear_load) + import salt.cli.batch_async + batch = salt.cli.batch_async.BatchAsync( + self.local.opts, + functools.partial(self._prep_jid, clear_load, {}), + batch_load + ) + ioloop = tornado.ioloop.IOLoop.current() + ioloop.add_callback(batch.start) + + return { + 'enc': 'clear', + 'load': { + 'jid': batch.batch_jid, + 'minions': minions, + 'missing': missing + } + } + def publish(self, clear_load): ''' This method sends out publications to the minions, it can only be used @@ -2130,6 +2152,9 @@ class ClearFuncs(object): 'error': 'Master could not resolve minions for target {0}'.format(clear_load['tgt']) } } + if extra.get('batch', None): + return self.publish_batch(clear_load, minions, missing) + jid = self._prep_jid(clear_load, extra) if jid is None: return {'enc': 'clear', diff --git a/salt/netapi/__init__.py b/salt/netapi/__init__.py index 95f6384889..43b6e943a7 100644 --- a/salt/netapi/__init__.py +++ b/salt/netapi/__init__.py @@ -88,7 +88,8 @@ class NetapiClient(object): :return: job ID ''' local = salt.client.get_local_client(mopts=self.opts) - return local.run_job(*args, **kwargs) + ret = local.run_job(*args, **kwargs) + return ret def local(self, *args, **kwargs): ''' diff --git a/salt/transport/ipc.py b/salt/transport/ipc.py index 40a172991d..8235f104ef 100644 --- a/salt/transport/ipc.py +++ b/salt/transport/ipc.py @@ -669,6 +669,8 @@ class IPCMessageSubscriber(IPCClient): self._sync_ioloop_running = False self.saved_data = [] self._sync_read_in_progress = Semaphore() + self.callbacks = set() + self.reading = False @tornado.gen.coroutine def _read_sync(self, timeout): @@ -756,6 +758,7 @@ class IPCMessageSubscriber(IPCClient): while not self.stream.closed(): try: self._read_stream_future = self.stream.read_bytes(4096, partial=True) + self.reading = True wire_bytes = yield self._read_stream_future self._read_stream_future = None self.unpacker.feed(wire_bytes) @@ -768,8 +771,12 @@ class IPCMessageSubscriber(IPCClient): except Exception as exc: log.error('Exception occurred while Subscriber handling stream: %s', exc) + def __run_callbacks(self, raw): + for callback in self.callbacks: + self.io_loop.spawn_callback(callback, raw) + @tornado.gen.coroutine - def read_async(self, callback): + def read_async(self): ''' Asynchronously read messages and invoke a callback when they are ready. @@ -784,7 +791,7 @@ class IPCMessageSubscriber(IPCClient): except Exception as exc: log.error('Exception occurred while Subscriber connecting: %s', exc) yield tornado.gen.sleep(1) - yield self._read_async(callback) + yield self._read_async(self.__run_callbacks) def close(self): ''' diff --git a/salt/utils/event.py b/salt/utils/event.py index 296a296084..d2700bd2a0 100644 --- a/salt/utils/event.py +++ b/salt/utils/event.py @@ -863,6 +863,10 @@ class SaltEvent(object): # Minion fired a bad retcode, fire an event self._fire_ret_load_specific_fun(load) + def remove_event_handler(self, event_handler): + if event_handler in self.subscriber.callbacks: + self.subscriber.callbacks.remove(event_handler) + def set_event_handler(self, event_handler): ''' Invoke the event_handler callback each time an event arrives. @@ -871,8 +875,11 @@ class SaltEvent(object): if not self.cpub: self.connect_pub() - # This will handle reconnects - return self.subscriber.read_async(event_handler) + + self.subscriber.callbacks.add(event_handler) + if not self.subscriber.reading: + # This will handle reconnects + self.subscriber.read_async() def __del__(self): # skip exceptions in destroy-- since destroy() doesn't cover interpreter diff --git a/tests/unit/cli/test_batch_async.py b/tests/unit/cli/test_batch_async.py new file mode 100644 index 0000000000..f65b6a06c3 --- /dev/null +++ b/tests/unit/cli/test_batch_async.py @@ -0,0 +1,351 @@ +# -*- coding: utf-8 -*- + +from __future__ import absolute_import + +# Import Salt Libs +from salt.cli.batch_async import BatchAsync + +import tornado +from tornado.testing import AsyncTestCase +from tests.support.unit import skipIf, TestCase +from tests.support.mock import MagicMock, patch, NO_MOCK, NO_MOCK_REASON + + +@skipIf(NO_MOCK, NO_MOCK_REASON) +class AsyncBatchTestCase(AsyncTestCase, TestCase): + + def setUp(self): + self.io_loop = self.get_new_ioloop() + opts = {'batch': '1', + 'conf_file': {}, + 'tgt': '*', + 'timeout': 5, + 'gather_job_timeout': 5, + 'batch_presence_ping_timeout': 1, + 'transport': None, + 'sock_dir': ''} + + with patch('salt.client.get_local_client', MagicMock(return_value=MagicMock())): + with patch('salt.cli.batch_async.batch_get_opts', + MagicMock(return_value=opts) + ): + self.batch = BatchAsync( + opts, + MagicMock(side_effect=['1234', '1235', '1236']), + { + 'tgt': '', + 'fun': '', + 'kwargs': { + 'batch': '', + 'batch_presence_ping_timeout': 1 + } + }) + + def test_ping_jid(self): + self.assertEqual(self.batch.ping_jid, '1234') + + def test_batch_jid(self): + self.assertEqual(self.batch.batch_jid, '1235') + + def test_find_job_jid(self): + self.assertEqual(self.batch.find_job_jid, '1236') + + def test_batch_size(self): + ''' + Tests passing batch value as a number + ''' + self.batch.opts = {'batch': '2', 'timeout': 5} + self.batch.minions = set(['foo', 'bar']) + self.batch.start_batch() + self.assertEqual(self.batch.batch_size, 2) + + @tornado.testing.gen_test + def test_batch_start_on_batch_presence_ping_timeout(self): + self.batch.event = MagicMock() + future = tornado.gen.Future() + future.set_result({'minions': ['foo', 'bar']}) + self.batch.local.run_job_async.return_value = future + ret = self.batch.start() + # assert start_batch is called later with batch_presence_ping_timeout as param + self.assertEqual( + self.batch.event.io_loop.call_later.call_args[0], + (self.batch.batch_presence_ping_timeout, self.batch.start_batch)) + # assert test.ping called + self.assertEqual( + self.batch.local.run_job_async.call_args[0], + ('*', 'test.ping', [], 'glob') + ) + # assert down_minions == all minions matched by tgt + self.assertEqual(self.batch.down_minions, set(['foo', 'bar'])) + + @tornado.testing.gen_test + def test_batch_start_on_gather_job_timeout(self): + self.batch.event = MagicMock() + future = tornado.gen.Future() + future.set_result({'minions': ['foo', 'bar']}) + self.batch.local.run_job_async.return_value = future + self.batch.batch_presence_ping_timeout = None + ret = self.batch.start() + # assert start_batch is called later with gather_job_timeout as param + self.assertEqual( + self.batch.event.io_loop.call_later.call_args[0], + (self.batch.opts['gather_job_timeout'], self.batch.start_batch)) + + def test_batch_fire_start_event(self): + self.batch.minions = set(['foo', 'bar']) + self.batch.opts = {'batch': '2', 'timeout': 5} + self.batch.event = MagicMock() + self.batch.metadata = {'mykey': 'myvalue'} + self.batch.start_batch() + self.assertEqual( + self.batch.event.fire_event.call_args[0], + ( + { + 'available_minions': set(['foo', 'bar']), + 'down_minions': set(), + 'metadata': self.batch.metadata + }, + "salt/batch/1235/start" + ) + ) + + @tornado.testing.gen_test + def test_start_batch_calls_next(self): + self.batch.schedule_next = MagicMock(return_value=MagicMock()) + self.batch.event = MagicMock() + future = tornado.gen.Future() + future.set_result(None) + self.batch.schedule_next = MagicMock(return_value=future) + self.batch.start_batch() + self.assertEqual(self.batch.initialized, True) + self.assertEqual(len(self.batch.schedule_next.mock_calls), 1) + + def test_batch_fire_done_event(self): + self.batch.minions = set(['foo', 'bar']) + self.batch.event = MagicMock() + self.batch.metadata = {'mykey': 'myvalue'} + self.batch.end_batch() + self.assertEqual( + self.batch.event.fire_event.call_args[0], + ( + { + 'available_minions': set(['foo', 'bar']), + 'done_minions': set(), + 'down_minions': set(), + 'timedout_minions': set(), + 'metadata': self.batch.metadata + }, + "salt/batch/1235/done" + ) + ) + self.assertEqual( + len(self.batch.event.remove_event_handler.mock_calls), 1) + + @tornado.testing.gen_test + def test_batch_next(self): + self.batch.event = MagicMock() + self.batch.opts['fun'] = 'my.fun' + self.batch.opts['arg'] = [] + self.batch._get_next = MagicMock(return_value={'foo', 'bar'}) + self.batch.batch_size = 2 + future = tornado.gen.Future() + future.set_result({'minions': ['foo', 'bar']}) + self.batch.local.run_job_async.return_value = future + ret = self.batch.schedule_next().result() + self.assertEqual( + self.batch.local.run_job_async.call_args[0], + ({'foo', 'bar'}, 'my.fun', [], 'list') + ) + self.assertEqual( + self.batch.event.io_loop.call_later.call_args[0], + (self.batch.opts['timeout'], self.batch.find_job, {'foo', 'bar'}) + ) + self.assertEqual(self.batch.active, {'bar', 'foo'}) + + def test_next_batch(self): + self.batch.minions = {'foo', 'bar'} + self.batch.batch_size = 2 + self.assertEqual(self.batch._get_next(), {'foo', 'bar'}) + + def test_next_batch_one_done(self): + self.batch.minions = {'foo', 'bar'} + self.batch.done_minions = {'bar'} + self.batch.batch_size = 2 + self.assertEqual(self.batch._get_next(), {'foo'}) + + def test_next_batch_one_done_one_active(self): + self.batch.minions = {'foo', 'bar', 'baz'} + self.batch.done_minions = {'bar'} + self.batch.active = {'baz'} + self.batch.batch_size = 2 + self.assertEqual(self.batch._get_next(), {'foo'}) + + def test_next_batch_one_done_one_active_one_timedout(self): + self.batch.minions = {'foo', 'bar', 'baz', 'faz'} + self.batch.done_minions = {'bar'} + self.batch.active = {'baz'} + self.batch.timedout_minions = {'faz'} + self.batch.batch_size = 2 + self.assertEqual(self.batch._get_next(), {'foo'}) + + def test_next_batch_bigger_size(self): + self.batch.minions = {'foo', 'bar'} + self.batch.batch_size = 3 + self.assertEqual(self.batch._get_next(), {'foo', 'bar'}) + + def test_next_batch_all_done(self): + self.batch.minions = {'foo', 'bar'} + self.batch.done_minions = {'foo', 'bar'} + self.batch.batch_size = 2 + self.assertEqual(self.batch._get_next(), set()) + + def test_next_batch_all_active(self): + self.batch.minions = {'foo', 'bar'} + self.batch.active = {'foo', 'bar'} + self.batch.batch_size = 2 + self.assertEqual(self.batch._get_next(), set()) + + def test_next_batch_all_timedout(self): + self.batch.minions = {'foo', 'bar'} + self.batch.timedout_minions = {'foo', 'bar'} + self.batch.batch_size = 2 + self.assertEqual(self.batch._get_next(), set()) + + def test_batch__event_handler_ping_return(self): + self.batch.down_minions = {'foo'} + self.batch.event = MagicMock( + unpack=MagicMock(return_value=('salt/job/1234/ret/foo', {'id': 'foo'}))) + self.batch.start() + self.assertEqual(self.batch.minions, set()) + self.batch._BatchAsync__event_handler(MagicMock()) + self.assertEqual(self.batch.minions, {'foo'}) + self.assertEqual(self.batch.done_minions, set()) + + def test_batch__event_handler_call_start_batch_when_all_pings_return(self): + self.batch.down_minions = {'foo'} + self.batch.event = MagicMock( + unpack=MagicMock(return_value=('salt/job/1234/ret/foo', {'id': 'foo'}))) + self.batch.start() + self.batch._BatchAsync__event_handler(MagicMock()) + self.assertEqual( + self.batch.event.io_loop.spawn_callback.call_args[0], + (self.batch.start_batch,)) + + def test_batch__event_handler_not_call_start_batch_when_not_all_pings_return(self): + self.batch.down_minions = {'foo', 'bar'} + self.batch.event = MagicMock( + unpack=MagicMock(return_value=('salt/job/1234/ret/foo', {'id': 'foo'}))) + self.batch.start() + self.batch._BatchAsync__event_handler(MagicMock()) + self.assertEqual( + len(self.batch.event.io_loop.spawn_callback.mock_calls), 0) + + def test_batch__event_handler_batch_run_return(self): + self.batch.event = MagicMock( + unpack=MagicMock(return_value=('salt/job/1235/ret/foo', {'id': 'foo'}))) + self.batch.start() + self.batch.active = {'foo'} + self.batch._BatchAsync__event_handler(MagicMock()) + self.assertEqual(self.batch.active, set()) + self.assertEqual(self.batch.done_minions, {'foo'}) + self.assertEqual( + self.batch.event.io_loop.call_later.call_args[0], + (self.batch.batch_delay, self.batch.schedule_next)) + + def test_batch__event_handler_find_job_return(self): + self.batch.event = MagicMock( + unpack=MagicMock(return_value=('salt/job/1236/ret/foo', {'id': 'foo'}))) + self.batch.start() + self.batch._BatchAsync__event_handler(MagicMock()) + self.assertEqual(self.batch.find_job_returned, {'foo'}) + + @tornado.testing.gen_test + def test_batch__event_handler_end_batch(self): + self.batch.event = MagicMock( + unpack=MagicMock(return_value=('salt/job/not-my-jid/ret/foo', {'id': 'foo'}))) + future = tornado.gen.Future() + future.set_result({'minions': ['foo', 'bar', 'baz']}) + self.batch.local.run_job_async.return_value = future + self.batch.start() + self.batch.initialized = True + self.assertEqual(self.batch.down_minions, {'foo', 'bar', 'baz'}) + self.batch.end_batch = MagicMock() + self.batch.minions = {'foo', 'bar', 'baz'} + self.batch.done_minions = {'foo', 'bar'} + self.batch.timedout_minions = {'baz'} + self.batch._BatchAsync__event_handler(MagicMock()) + self.assertEqual(len(self.batch.end_batch.mock_calls), 1) + + @tornado.testing.gen_test + def test_batch_find_job(self): + self.batch.event = MagicMock() + future = tornado.gen.Future() + future.set_result({}) + self.batch.local.run_job_async.return_value = future + self.batch.find_job({'foo', 'bar'}) + self.assertEqual( + self.batch.event.io_loop.call_later.call_args[0], + (self.batch.opts['gather_job_timeout'], self.batch.check_find_job, {'foo', 'bar'}) + ) + + @tornado.testing.gen_test + def test_batch_find_job_with_done_minions(self): + self.batch.done_minions = {'bar'} + self.batch.event = MagicMock() + future = tornado.gen.Future() + future.set_result({}) + self.batch.local.run_job_async.return_value = future + self.batch.find_job({'foo', 'bar'}) + self.assertEqual( + self.batch.event.io_loop.call_later.call_args[0], + (self.batch.opts['gather_job_timeout'], self.batch.check_find_job, {'foo'}) + ) + + def test_batch_check_find_job_did_not_return(self): + self.batch.event = MagicMock() + self.batch.active = {'foo'} + self.batch.find_job_returned = set() + self.batch.check_find_job({'foo'}) + self.assertEqual(self.batch.find_job_returned, set()) + self.assertEqual(self.batch.active, set()) + self.assertEqual(len(self.batch.event.io_loop.add_callback.mock_calls), 0) + + def test_batch_check_find_job_did_return(self): + self.batch.event = MagicMock() + self.batch.find_job_returned = {'foo'} + self.batch.check_find_job({'foo'}) + self.assertEqual( + self.batch.event.io_loop.add_callback.call_args[0], + (self.batch.find_job, {'foo'}) + ) + + def test_batch_check_find_job_multiple_states(self): + self.batch.event = MagicMock() + # currently running minions + self.batch.active = {'foo', 'bar'} + + # minion is running and find_job returns + self.batch.find_job_returned = {'foo'} + + # minion started running but find_job did not return + self.batch.timedout_minions = {'faz'} + + # minion finished + self.batch.done_minions = {'baz'} + + # both not yet done but only 'foo' responded to find_job + not_done = {'foo', 'bar'} + + self.batch.check_find_job(not_done) + + # assert 'bar' removed from active + self.assertEqual(self.batch.active, {'foo'}) + + # assert 'bar' added to timedout_minions + self.assertEqual(self.batch.timedout_minions, {'bar', 'faz'}) + + # assert 'find_job' schedueled again only for 'foo' + self.assertEqual( + self.batch.event.io_loop.add_callback.call_args[0], + (self.batch.find_job, {'foo'}) + ) -- 2.20.1
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