Rename `async`--> `run_async`
On Python3.5 async becames a reserved keyword.
This commit is contained in:
parent
350d93f820
commit
9d2d0befc4
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@ -27,7 +27,7 @@ class crontab_parser(object):
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_range = r'(\w+?)-(\w+)'
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_steps = r'/(\w+)?'
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_star = r'\*'
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def __init__(self, max_=60, min_=0):
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self.max_ = max_
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self.min_ = min_
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@ -45,14 +45,14 @@ class crontab_parser(object):
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raise self.ParseException('empty part')
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acc |= set(self._parse_part(part))
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return acc
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def _parse_part(self, part):
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for regex, handler in self.pats:
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m = regex.match(part)
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if m:
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return handler(m.groups())
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return self._expand_range((part, ))
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def _expand_range(self, toks):
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fr = self._expand_number(toks[0])
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if len(toks) > 1:
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@ -62,19 +62,19 @@ class crontab_parser(object):
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list(range(self.min_, to + 1)))
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return list(range(fr, to + 1))
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return [fr]
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def _range_steps(self, toks):
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if len(toks) != 3 or not toks[2]:
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raise self.ParseException('empty filter')
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return self._expand_range(toks[:2])[::int(toks[2])]
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def _star_steps(self, toks):
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if not toks or not toks[0]:
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raise self.ParseException('empty filter')
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return self._expand_star()[::int(toks[0])]
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def _expand_star(self, *args):
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return list(range(self.min_, self.max_ + self.min_))
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def _expand_number(self, s):
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if isinstance(s, str) and s[0] == '-':
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raise self.ParseException('negative numbers not supported')
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@ -99,7 +99,7 @@ class Setting(object):
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def __init__(self, manage):
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self.manage = manage
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self.settings_file = self.get_settings_file(manage)
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def get_settings(self):
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""" get db settings from settings.py file without importing """
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settings = {'__file__': self.settings_file}
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@ -111,7 +111,7 @@ class Setting(object):
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content += line
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exec(content, settings)
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return settings
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def get_settings_file(self, manage):
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with open(manage, 'r') as handler:
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regex = re.compile(r'"DJANGO_SETTINGS_MODULE"\s*,\s*"([^"]+)"')
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@ -128,7 +128,7 @@ class Setting(object):
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class DB(object):
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def __init__(self, settings):
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self.settings = settings['DATABASES']['default']
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def connect(self):
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if self.settings['ENGINE'] == 'django.db.backends.sqlite3':
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import sqlite3
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@ -138,7 +138,7 @@ class DB(object):
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self.conn = psycopg2.connect("dbname='{NAME}' user='{USER}' host='{HOST}' password='{PASSWORD}'".format(**self.settings))
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else:
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raise ValueError("%s engine not supported." % self.settings['ENGINE'])
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def query(self, query):
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cur = self.conn.cursor()
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try:
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@ -147,7 +147,7 @@ class DB(object):
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finally:
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cur.close()
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return result
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def close(self):
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self.conn.close()
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@ -161,7 +161,7 @@ def fire_pending_tasks(manage, db):
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"WHERE p.crontab_id = c.id AND p.enabled = {}"
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).format(enabled)
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return db.query(query)
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def is_due(now, minute, hour, day_of_week, day_of_month, month_of_year):
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n_minute, n_hour, n_day_of_week, n_day_of_month, n_month_of_year = now
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return (
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@ -171,14 +171,14 @@ def fire_pending_tasks(manage, db):
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n_day_of_month in crontab_parser(31, 1).parse(day_of_month) and
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n_month_of_year in crontab_parser(12, 1).parse(month_of_year)
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)
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now = datetime.utcnow()
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now = tuple(map(int, now.strftime("%M %H %w %d %m").split()))
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for minute, hour, day_of_week, day_of_month, month_of_year, task_id in get_tasks(db):
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if is_due(now, minute, hour, day_of_week, day_of_month, month_of_year):
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command = 'python3 -W ignore::DeprecationWarning {manage} runtask {task_id}'.format(
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manage=manage, task_id=task_id)
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proc = run(command, async=True)
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proc = run(command, run_async=True)
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yield proc
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@ -187,7 +187,7 @@ def fire_pending_messages(settings, db):
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MAILER_DEFERE_SECONDS = settings.get('MAILER_DEFERE_SECONDS', (300, 600, 60*60, 60*60*24))
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now = datetime.utcnow()
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query_or = []
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for num, seconds in enumerate(MAILER_DEFERE_SECONDS):
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delta = timedelta(seconds=seconds)
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epoch = now-delta
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@ -198,10 +198,10 @@ def fire_pending_messages(settings, db):
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WHERE (mailer_message.state = 'QUEUED'
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OR (mailer_message.state = 'DEFERRED' AND (%s))) LIMIT 1""" % ' OR '.join(query_or)
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return bool(db.query(query))
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if has_pending_messages(settings, db):
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command = 'python3 -W ignore::DeprecationWarning {manage} sendpendingmessages'.format(manage=manage)
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proc = run(command, async=True)
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proc = run(command, run_async=True)
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yield proc
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@ -15,21 +15,21 @@ class Operation():
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MONITOR = 'monitor'
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EXCEEDED = 'exceeded'
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RECOVERY = 'recovery'
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def __str__(self):
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return '%s.%s(%s)' % (self.backend, self.action, self.instance)
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def __repr__(self):
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return str(self)
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def __hash__(self):
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""" set() """
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return hash((self.backend, self.instance, self.action))
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def __eq__(self, operation):
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""" set() """
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return hash(self) == hash(operation)
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def __init__(self, backend, instance, action, routes=None):
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self.backend = backend
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# instance should maintain any dynamic attribute until backend execution
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@ -37,13 +37,13 @@ class Operation():
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self.instance = copy.deepcopy(instance)
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self.action = action
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self.routes = routes
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@classmethod
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def execute(cls, operations, serialize=False, async=None):
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def execute(cls, operations, serialize=False, run_async=None):
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from . import manager
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scripts, backend_serialize = manager.generate(operations)
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return manager.execute(scripts, serialize=(serialize or backend_serialize), async=async)
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return manager.execute(scripts, serialize=(serialize or backend_serialize), run_async=run_async)
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@classmethod
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def create_for_action(cls, instances, action):
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if not isinstance(instances, collections.Iterable):
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@ -56,13 +56,13 @@ class Operation():
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cls(backend_cls, instance, action)
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)
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return operations
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@classmethod
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def execute_action(cls, instances, action):
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""" instances can be an object or an iterable for batch processing """
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operations = cls.create_for_action(instances, action)
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return cls.execute(operations)
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def preload_context(self):
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"""
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Heuristic: Running get_context will prevent most of related objects do not exist errors
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@ -70,7 +70,7 @@ class Operation():
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if self.action == self.DELETE:
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if hasattr(self.backend, 'get_context'):
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self.backend().get_context(self.instance)
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def store(self, log):
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from .models import BackendOperation
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return BackendOperation.objects.create(
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@ -79,7 +79,7 @@ class Operation():
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instance=self.instance,
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action=self.action,
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)
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@classmethod
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def load(cls, operation, log=None):
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routes = None
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@ -88,4 +88,4 @@ class Operation():
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(operation.backend, operation.action): AttrDict(host=log.server)
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}
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return cls(operation.backend_class, operation.instance, operation.action, routes=routes)
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@ -30,25 +30,25 @@ STATE_COLORS = {
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class RouteAdmin(ExtendedModelAdmin):
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list_display = (
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'display_backend', 'host', 'match', 'display_model', 'display_actions', 'async',
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'display_backend', 'host', 'match', 'display_model', 'display_actions', 'run_async',
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'is_active'
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)
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list_editable = ('host', 'match', 'async', 'is_active')
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list_filter = ('host', 'is_active', 'async', 'backend')
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list_editable = ('host', 'match', 'run_async', 'is_active')
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list_filter = ('host', 'is_active', 'run_async', 'backend')
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list_prefetch_related = ('host',)
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ordering = ('backend',)
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add_fields = ('backend', 'host', 'match', 'async', 'is_active')
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add_fields = ('backend', 'host', 'match', 'run_async', 'is_active')
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change_form = RouteForm
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actions = (orchestrate,)
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change_view_actions = actions
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BACKEND_HELP_TEXT = helpers.get_backends_help_text(ServiceBackend.get_backends())
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DEFAULT_MATCH = {
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backend.get_name(): backend.default_route_match for backend in ServiceBackend.get_backends()
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}
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display_backend = display_plugin_field('backend')
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def display_model(self, route):
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try:
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return escape(route.backend_class.model)
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@ -56,7 +56,7 @@ class RouteAdmin(ExtendedModelAdmin):
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return "<span style='color: red;'>NOT AVAILABLE</span>"
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display_model.short_description = _("model")
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display_model.allow_tags = True
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def display_actions(self, route):
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try:
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return '<br>'.join(route.backend_class.get_actions())
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@ -64,7 +64,7 @@ class RouteAdmin(ExtendedModelAdmin):
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return "<span style='color: red;'>NOT AVAILABLE</span>"
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display_actions.short_description = _("actions")
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display_actions.allow_tags = True
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def formfield_for_dbfield(self, db_field, **kwargs):
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""" Provides dynamic help text on backend form field """
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if db_field.name == 'backend':
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@ -79,23 +79,23 @@ class RouteAdmin(ExtendedModelAdmin):
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request._host_choices_cache = choices = list(field.choices)
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field.choices = choices
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return field
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def get_form(self, request, obj=None, **kwargs):
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""" Include dynamic help text for existing objects """
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form = super(RouteAdmin, self).get_form(request, obj, **kwargs)
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if obj:
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form.base_fields['backend'].help_text = self.BACKEND_HELP_TEXT.get(obj.backend, '')
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return form
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def show_orchestration_disabled(self, request):
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if settings.ORCHESTRATION_DISABLE_EXECUTION:
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msg = _("Orchestration execution is disabled by <tt>ORCHESTRATION_DISABLE_EXECUTION</tt> setting.")
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self.message_user(request, mark_safe(msg), messages.WARNING)
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def changelist_view(self, request, extra_context=None):
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self.show_orchestration_disabled(request)
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return super(RouteAdmin, self).changelist_view(request, extra_context)
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def changeform_view(self, request, object_id=None, form_url='', extra_context=None):
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self.show_orchestration_disabled(request)
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return super(RouteAdmin, self).changeform_view(
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@ -108,12 +108,12 @@ class BackendOperationInline(admin.TabularInline):
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readonly_fields = ('action', 'instance_link')
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extra = 0
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can_delete = False
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class Media:
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css = {
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'all': ('orchestra/css/hide-inline-id.css',)
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}
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def instance_link(self, operation):
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link = admin_link('instance')(self, operation)
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if link == '---':
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@ -122,10 +122,10 @@ class BackendOperationInline(admin.TabularInline):
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return link
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instance_link.allow_tags = True
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instance_link.short_description = _("Instance")
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def has_add_permission(self, *args, **kwargs):
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return False
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def get_queryset(self, request):
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queryset = super(BackendOperationInline, self).get_queryset(request)
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return queryset.prefetch_related('instance')
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@ -149,7 +149,7 @@ class BackendLogAdmin(ChangeViewActionsMixin, admin.ModelAdmin):
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readonly_fields = fields
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actions = (retry_backend,)
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change_view_actions = actions
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server_link = admin_link('server')
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display_created = admin_date('created_at', short_description=_("Created"))
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display_state = admin_colored('state', colors=STATE_COLORS)
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@ -157,17 +157,17 @@ class BackendLogAdmin(ChangeViewActionsMixin, admin.ModelAdmin):
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mono_stdout = display_mono('stdout')
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mono_stderr = display_mono('stderr')
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mono_traceback = display_mono('traceback')
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class Media:
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css = {
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'all': ('orchestra/css/pygments/github.css',)
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}
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def get_queryset(self, request):
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""" Order by structured name and imporve performance """
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qs = super(BackendLogAdmin, self).get_queryset(request)
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return qs.select_related('server').defer('script', 'stdout')
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def has_add_permission(self, *args, **kwargs):
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return False
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@ -177,17 +177,17 @@ class ServerAdmin(ExtendedModelAdmin):
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list_filter = ('os',)
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actions = (orchestrate,)
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change_view_actions = actions
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def display_ping(self, instance):
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return self._remote_state[instance.pk][0]
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display_ping.short_description = _("Ping")
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display_ping.allow_tags = True
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def display_uptime(self, instance):
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return self._remote_state[instance.pk][1]
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display_uptime.short_description = _("Uptime")
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display_uptime.allow_tags = True
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def get_queryset(self, request):
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""" Order by structured name and imporve performance """
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qs = super(ServerAdmin, self).get_queryset(request)
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@ -31,7 +31,7 @@ class ServiceMount(plugins.PluginMount):
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class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
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"""
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Service management backend base class
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It uses the _unit of work_ design principle, which allows bulk operations to
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be conviniently supported. Each backend generates the configuration for all
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the changes of all modified objects, reloading the daemon just once.
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@ -52,15 +52,15 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
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# By default backend will not run if actions do not generate insctructions,
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# If your backend uses prepare() or commit() only then you should set force_empty_action_execution = True
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force_empty_action_execution = False
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def __str__(self):
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return type(self).__name__
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def __init__(self):
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self.head = []
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self.content = []
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self.tail = []
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def __getattribute__(self, attr):
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""" Select head, content or tail section depending on the method name """
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IGNORE_ATTRS = (
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@ -83,29 +83,29 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
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elif attr not in IGNORE_ATTRS and attr in self.actions:
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self.set_content()
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return super(ServiceBackend, self).__getattribute__(attr)
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def set_head(self):
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self.cmd_section = self.head
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def set_tail(self):
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self.cmd_section = self.tail
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def set_content(self):
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self.cmd_section = self.content
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@classmethod
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def get_actions(cls):
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return [ action for action in cls.actions if action in dir(cls) ]
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@classmethod
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def get_name(cls):
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return cls.__name__
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@classmethod
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def is_main(cls, obj):
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opts = obj._meta
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return cls.model == '%s.%s' % (opts.app_label, opts.object_name)
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@classmethod
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def get_related(cls, obj):
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opts = obj._meta
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@ -122,7 +122,7 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
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return related.all()
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return [related]
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return []
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@classmethod
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def get_backends(cls, instance=None, action=None):
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backends = cls.get_plugins()
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@ -140,15 +140,15 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
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if include:
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included.append(backend)
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return included
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@classmethod
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||||
def get_backend(cls, name):
|
||||
return cls.get(name)
|
||||
|
||||
|
||||
@classmethod
|
||||
def model_class(cls):
|
||||
return apps.get_model(cls.model)
|
||||
|
||||
|
||||
@property
|
||||
def scripts(self):
|
||||
""" group commands based on their method """
|
||||
|
|
@ -163,12 +163,12 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
|
|||
except KeyError:
|
||||
pass
|
||||
return list(scripts.items())
|
||||
|
||||
|
||||
def get_banner(self):
|
||||
now = timezone.localtime(timezone.now())
|
||||
time = now.strftime("%h %d, %Y %I:%M:%S %Z")
|
||||
return "Generated by Orchestra at %s" % time
|
||||
|
||||
|
||||
def create_log(self, server, **kwargs):
|
||||
from .models import BackendLog
|
||||
state = BackendLog.RECEIVED
|
||||
|
|
@ -181,8 +181,8 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
|
|||
manager = manager.using(using)
|
||||
log = manager.create(backend=self.get_name(), state=state, server=server)
|
||||
return log
|
||||
|
||||
def execute(self, server, async=False, log=None):
|
||||
|
||||
def execute(self, server, run_async=False, log=None):
|
||||
from .models import BackendLog
|
||||
if log is None:
|
||||
log = self.create_log(server)
|
||||
|
|
@ -190,11 +190,11 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
|
|||
if run:
|
||||
scripts = self.scripts
|
||||
for method, commands in scripts:
|
||||
method(log, server, commands, async)
|
||||
method(log, server, commands, run_async)
|
||||
if log.state != BackendLog.SUCCESS:
|
||||
break
|
||||
return log
|
||||
|
||||
|
||||
def append(self, *cmd):
|
||||
# aggregate commands acording to its execution method
|
||||
if isinstance(cmd[0], str):
|
||||
|
|
@ -207,10 +207,10 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
|
|||
self.cmd_section.append((method, [cmd]))
|
||||
else:
|
||||
self.cmd_section[-1][1].append(cmd)
|
||||
|
||||
|
||||
def get_context(self, obj):
|
||||
return {}
|
||||
|
||||
|
||||
def prepare(self):
|
||||
"""
|
||||
hook for executing something at the beging
|
||||
|
|
@ -221,7 +221,7 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
|
|||
set -o pipefail
|
||||
exit_code=0""")
|
||||
)
|
||||
|
||||
|
||||
def commit(self):
|
||||
"""
|
||||
hook for executing something at the end
|
||||
|
|
@ -235,11 +235,11 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
|
|||
class ServiceController(ServiceBackend):
|
||||
actions = ('save', 'delete')
|
||||
abstract = True
|
||||
|
||||
|
||||
@classmethod
|
||||
def get_verbose_name(cls):
|
||||
return _("[S] %s") % super(ServiceController, cls).get_verbose_name()
|
||||
|
||||
|
||||
@classmethod
|
||||
def get_backends(cls):
|
||||
""" filter controller classes """
|
||||
|
|
|
|||
|
|
@ -105,7 +105,7 @@ def get_backend_url(ids):
|
|||
|
||||
def get_messages(logs):
|
||||
messages = []
|
||||
total, successes, async = 0, 0, 0
|
||||
total, successes, run_async = 0, 0, 0
|
||||
ids = []
|
||||
async_ids = []
|
||||
for log in logs:
|
||||
|
|
@ -118,17 +118,17 @@ def get_messages(logs):
|
|||
if log.is_success:
|
||||
successes += 1
|
||||
elif not log.has_finished:
|
||||
async += 1
|
||||
run_async += 1
|
||||
async_ids.append(log.id)
|
||||
errors = total-successes-async
|
||||
errors = total-successes-run_async
|
||||
url = get_backend_url(ids)
|
||||
async_url = get_backend_url(async_ids)
|
||||
async_msg = ''
|
||||
if async:
|
||||
if run_async:
|
||||
async_msg = ungettext(
|
||||
_('<a href="{async_url}">{name}</a> is running on the background'),
|
||||
_('<a href="{async_url}">{async} backends</a> are running on the background'),
|
||||
async)
|
||||
_('<a href="{async_url}">{run_async} backends</a> are running on the background'),
|
||||
run_async)
|
||||
if errors:
|
||||
if total == 1:
|
||||
msg = _('<a href="{url}">{name}</a> has fail to execute')
|
||||
|
|
@ -139,7 +139,7 @@ def get_messages(logs):
|
|||
errors)
|
||||
if async_msg:
|
||||
msg += ', ' + str(async_msg)
|
||||
msg = msg.format(errors=errors, async=async, async_url=async_url, total=total, url=url,
|
||||
msg = msg.format(errors=errors, run_async=run_async, async_url=async_url, total=total, url=url,
|
||||
name=log.backend)
|
||||
messages.append(('error', msg + '.'))
|
||||
elif successes:
|
||||
|
|
@ -158,12 +158,12 @@ def get_messages(logs):
|
|||
_('<a href="{url}">{total} backends</a> have been executed'),
|
||||
total)
|
||||
msg = msg.format(
|
||||
total=total, url=url, async_url=async_url, async=async, successes=successes,
|
||||
total=total, url=url, async_url=async_url, run_async=run_async, successes=successes,
|
||||
name=log.backend
|
||||
)
|
||||
messages.append(('success', msg + '.'))
|
||||
else:
|
||||
msg = async_msg.format(url=url, async_url=async_url, async=async, name=log.backend)
|
||||
msg = async_msg.format(url=url, async_url=async_url, run_async=run_async, name=log.backend)
|
||||
messages.append(('success', msg + '.'))
|
||||
return messages
|
||||
|
||||
|
|
|
|||
|
|
@ -12,7 +12,7 @@ from orchestra.utils.sys import confirm
|
|||
|
||||
class Command(BaseCommand):
|
||||
help = 'Runs orchestration backends.'
|
||||
|
||||
|
||||
def add_arguments(self, parser):
|
||||
parser.add_argument('model', nargs='?',
|
||||
help='Label of a model to execute the orchestration.')
|
||||
|
|
@ -30,8 +30,8 @@ class Command(BaseCommand):
|
|||
help='List available baclends.')
|
||||
parser.add_argument('--dry-run', action='store_true', dest='dry', default=False,
|
||||
help='Only prints scrtipt.')
|
||||
|
||||
|
||||
|
||||
|
||||
def collect_operations(self, **options):
|
||||
model = options.get('model')
|
||||
backends = options.get('backends') or set()
|
||||
|
|
@ -66,7 +66,7 @@ class Command(BaseCommand):
|
|||
model = apps.get_model(*model.split('.'))
|
||||
queryset = model.objects.filter(**kwargs).order_by('id')
|
||||
querysets = [queryset]
|
||||
|
||||
|
||||
operations = OrderedSet()
|
||||
route_cache = {}
|
||||
for queryset in querysets:
|
||||
|
|
@ -88,7 +88,7 @@ class Command(BaseCommand):
|
|||
result.append(operation)
|
||||
operations = result
|
||||
return operations
|
||||
|
||||
|
||||
def handle(self, *args, **options):
|
||||
list_backends = options.get('list_backends')
|
||||
if list_backends:
|
||||
|
|
@ -116,7 +116,7 @@ class Command(BaseCommand):
|
|||
if not confirm("\n\nAre your sure to execute the previous scripts on %(servers)s (yes/no)? " % context):
|
||||
return
|
||||
if not dry:
|
||||
logs = manager.execute(scripts, serialize=serialize, async=True)
|
||||
logs = manager.execute(scripts, serialize=serialize, run_async=True)
|
||||
running = list(logs)
|
||||
stdout = 0
|
||||
stderr = 0
|
||||
|
|
|
|||
|
|
@ -97,12 +97,12 @@ def generate(operations):
|
|||
return scripts, serialize
|
||||
|
||||
|
||||
def execute(scripts, serialize=False, async=None):
|
||||
def execute(scripts, serialize=False, run_async=None):
|
||||
"""
|
||||
executes the operations on the servers
|
||||
|
||||
|
||||
serialize: execute one backend at a time
|
||||
async: do not join threads (overrides route.async)
|
||||
run_async: do not join threads (overrides route.run_async)
|
||||
"""
|
||||
if settings.ORCHESTRATION_DISABLE_EXECUTION:
|
||||
logger.info('Orchestration execution is dissabled by ORCHESTRATION_DISABLE_EXECUTION.')
|
||||
|
|
@ -115,12 +115,12 @@ def execute(scripts, serialize=False, async=None):
|
|||
route, __, async_action = key
|
||||
backend, operations = value
|
||||
args = (route.host,)
|
||||
if async is None:
|
||||
is_async = not serialize and (route.async or async_action)
|
||||
if run_async is None:
|
||||
is_async = not serialize and (route.run_async or async_action)
|
||||
else:
|
||||
is_async = not serialize and (async or async_action)
|
||||
is_async = not serialize and (run_async or async_action)
|
||||
kwargs = {
|
||||
'async': is_async,
|
||||
'run_async': is_async,
|
||||
}
|
||||
# we clone the connection just in case we are isolated inside a transaction
|
||||
with db.clone(model=BackendLog) as handle:
|
||||
|
|
|
|||
|
|
@ -17,7 +17,7 @@ from . import settings
|
|||
logger = logging.getLogger(__name__)
|
||||
|
||||
|
||||
def Paramiko(backend, log, server, cmds, async=False, paramiko_connections={}):
|
||||
def Paramiko(backend, log, server, cmds, run_async=False, paramiko_connections={}):
|
||||
"""
|
||||
Executes cmds to remote server using Pramaiko
|
||||
"""
|
||||
|
|
@ -55,7 +55,7 @@ def Paramiko(backend, log, server, cmds, async=False, paramiko_connections={}):
|
|||
channel.shutdown_write()
|
||||
# Log results
|
||||
logger.debug('%s running on %s' % (backend, server))
|
||||
if async:
|
||||
if run_async:
|
||||
second = False
|
||||
while True:
|
||||
# Non-blocking is the secret ingridient in the async sauce
|
||||
|
|
@ -78,7 +78,7 @@ def Paramiko(backend, log, server, cmds, async=False, paramiko_connections={}):
|
|||
else:
|
||||
log.stdout += channel.makefile('rb', -1).read().decode('utf-8')
|
||||
log.stderr += channel.makefile_stderr('rb', -1).read().decode('utf-8')
|
||||
|
||||
|
||||
log.exit_code = channel.recv_exit_status()
|
||||
log.state = log.SUCCESS if log.exit_code == 0 else log.FAILURE
|
||||
logger.debug('%s execution state on %s is %s' % (backend, server, log.state))
|
||||
|
|
@ -97,7 +97,7 @@ def Paramiko(backend, log, server, cmds, async=False, paramiko_connections={}):
|
|||
channel.close()
|
||||
|
||||
|
||||
def OpenSSH(backend, log, server, cmds, async=False):
|
||||
def OpenSSH(backend, log, server, cmds, run_async=False):
|
||||
"""
|
||||
Executes cmds to remote server using SSH with connection resuse for maximum performance
|
||||
"""
|
||||
|
|
@ -110,9 +110,9 @@ def OpenSSH(backend, log, server, cmds, async=False):
|
|||
return
|
||||
try:
|
||||
ssh = sshrun(server.get_address(), script, executable=backend.script_executable,
|
||||
persist=True, async=async, silent=True)
|
||||
persist=True, run_async=run_async, silent=True)
|
||||
logger.debug('%s running on %s' % (backend, server))
|
||||
if async:
|
||||
if run_async:
|
||||
for state in ssh:
|
||||
log.stdout += state.stdout.decode('utf8')
|
||||
log.stderr += state.stderr.decode('utf8')
|
||||
|
|
@ -148,7 +148,7 @@ def SSH(*args, **kwargs):
|
|||
return method(*args, **kwargs)
|
||||
|
||||
|
||||
def Python(backend, log, server, cmds, async=False):
|
||||
def Python(backend, log, server, cmds, run_async=False):
|
||||
script = ''
|
||||
functions = set()
|
||||
for cmd in cmds:
|
||||
|
|
@ -170,7 +170,7 @@ def Python(backend, log, server, cmds, async=False):
|
|||
log.stdout += line + '\n'
|
||||
if result:
|
||||
log.stdout += '# Result: %s\n' % result
|
||||
if async:
|
||||
if run_async:
|
||||
log.save(update_fields=('stdout', 'updated_at'))
|
||||
except:
|
||||
log.exit_code = 1
|
||||
|
|
|
|||
|
|
@ -0,0 +1,25 @@
|
|||
# -*- coding: utf-8 -*-
|
||||
# Generated by Django 1.10.5 on 2021-03-30 10:49
|
||||
from __future__ import unicode_literals
|
||||
|
||||
from django.db import migrations, models
|
||||
|
||||
|
||||
class Migration(migrations.Migration):
|
||||
|
||||
dependencies = [
|
||||
('orchestration', '0008_auto_20190805_1134'),
|
||||
]
|
||||
|
||||
operations = [
|
||||
migrations.RenameField(
|
||||
model_name='route',
|
||||
old_name='async',
|
||||
new_name='run_async',
|
||||
),
|
||||
migrations.AlterField(
|
||||
model_name='route',
|
||||
name='backend',
|
||||
field=models.CharField(choices=[('Apache2Traffic', '[M] Apache 2 Traffic'), ('ApacheTrafficByName', '[M] ApacheTrafficByName'), ('DokuWikiMuTraffic', '[M] DokuWiki MU Traffic'), ('DovecotMaildirDisk', '[M] Dovecot Maildir size'), ('Exim4Traffic', '[M] Exim4 traffic'), ('MailmanSubscribers', '[M] Mailman subscribers'), ('MailmanTraffic', '[M] Mailman traffic'), ('MysqlDisk', '[M] MySQL disk'), ('PostfixMailscannerTraffic', '[M] Postfix-Mailscanner traffic'), ('ProxmoxOpenVZTraffic', '[M] ProxmoxOpenVZTraffic'), ('UNIXUserDisk', '[M] UNIX user disk'), ('VsFTPdTraffic', '[M] VsFTPd traffic'), ('WordpressMuTraffic', '[M] Wordpress MU Traffic'), ('NextCloudDiskQuota', '[M] nextCloud SaaS Disk Quota'), ('NextcloudTraffic', '[M] nextCloud SaaS Traffic'), ('OwnCloudDiskQuota', '[M] ownCloud SaaS Disk Quota'), ('OwncloudTraffic', '[M] ownCloud SaaS Traffic'), ('PhpListTraffic', '[M] phpList SaaS Traffic'), ('Apache2Controller', '[S] Apache 2'), ('BSCWController', '[S] BSCW SaaS'), ('Bind9MasterDomainController', '[S] Bind9 master domain'), ('Bind9SlaveDomainController', '[S] Bind9 slave domain'), ('DokuWikiMuController', '[S] DokuWiki multisite'), ('DrupalMuController', '[S] Drupal multisite'), ('GitLabSaaSController', '[S] GitLab SaaS'), ('LetsEncryptController', "[S] Let's encrypt!"), ('LxcController', '[S] LxcController'), ('AutoresponseController', '[S] Mail autoresponse'), ('MailmanController', '[S] Mailman'), ('MailmanVirtualDomainController', '[S] Mailman virtdomain-only'), ('MoodleController', '[S] Moodle'), ('MoodleWWWRootController', '[S] Moodle WWWRoot (required)'), ('MoodleMuController', '[S] Moodle multisite'), ('MySQLController', '[S] MySQL database'), ('MySQLUserController', '[S] MySQL user'), ('PHPController', '[S] PHP FPM/FCGID'), ('PostfixAddressController', '[S] Postfix address'), ('PostfixAddressVirtualDomainController', '[S] Postfix address virtdomain-only'), ('ProxmoxOVZ', '[S] ProxmoxOVZ'), ('uWSGIPythonController', '[S] Python uWSGI'), ('RoundcubeIdentityController', '[S] Roundcube Identity Controller'), ('StaticController', '[S] Static'), ('SymbolicLinkController', '[S] Symbolic link webapp'), ('UNIXUserMaildirController', '[S] UNIX maildir user'), ('UNIXUserController', '[S] UNIX user'), ('WebalizerAppController', '[S] Webalizer App'), ('WebalizerController', '[S] Webalizer Content'), ('WordPressForceSSLController', '[S] WordPress Force SSL'), ('WordPressURLController', '[S] WordPress URL'), ('WordPressController', '[S] Wordpress'), ('WordpressMuController', '[S] Wordpress multisite'), ('NextCloudController', '[S] nextCloud SaaS'), ('OwnCloudController', '[S] ownCloud SaaS'), ('PhpListSaaSController', '[S] phpList SaaS')], max_length=256, verbose_name='backend'),
|
||||
),
|
||||
]
|
||||
|
|
@ -33,22 +33,22 @@ class Server(models.Model):
|
|||
os = models.CharField(_("operative system"), max_length=32,
|
||||
choices=settings.ORCHESTRATION_OS_CHOICES,
|
||||
default=settings.ORCHESTRATION_DEFAULT_OS)
|
||||
|
||||
|
||||
def __str__(self):
|
||||
return self.name or str(self.address)
|
||||
|
||||
|
||||
def get_address(self):
|
||||
if self.address:
|
||||
return self.address
|
||||
return self.name
|
||||
|
||||
|
||||
def get_ip(self):
|
||||
address = self.get_address()
|
||||
try:
|
||||
return validate_ip_address(address)
|
||||
except ValidationError:
|
||||
return socket.gethostbyname(self.name)
|
||||
|
||||
|
||||
def clean(self):
|
||||
self.name = self.name.strip()
|
||||
self.address = self.address.strip()
|
||||
|
|
@ -75,7 +75,7 @@ class BackendLog(models.Model):
|
|||
NOTHING = 'NOTHING'
|
||||
# Special state for mocked backendlogs
|
||||
EXCEPTION = 'EXCEPTION'
|
||||
|
||||
|
||||
STATES = (
|
||||
(RECEIVED, RECEIVED),
|
||||
(TIMEOUT, TIMEOUT),
|
||||
|
|
@ -87,7 +87,7 @@ class BackendLog(models.Model):
|
|||
(REVOKED, REVOKED),
|
||||
(NOTHING, NOTHING),
|
||||
)
|
||||
|
||||
|
||||
backend = models.CharField(_("backend"), max_length=256)
|
||||
state = models.CharField(_("state"), max_length=16, choices=STATES, default=RECEIVED)
|
||||
server = models.ForeignKey(Server, verbose_name=_("server"), related_name='execution_logs')
|
||||
|
|
@ -100,25 +100,25 @@ class BackendLog(models.Model):
|
|||
help_text="Celery task ID when used as execution backend")
|
||||
created_at = models.DateTimeField(_("created"), auto_now_add=True, db_index=True)
|
||||
updated_at = models.DateTimeField(_("updated"), auto_now=True)
|
||||
|
||||
|
||||
class Meta:
|
||||
get_latest_by = 'id'
|
||||
|
||||
|
||||
def __str__(self):
|
||||
return "%s@%s" % (self.backend, self.server)
|
||||
|
||||
|
||||
@property
|
||||
def execution_time(self):
|
||||
return (self.updated_at-self.created_at).total_seconds()
|
||||
|
||||
|
||||
@property
|
||||
def has_finished(self):
|
||||
return self.state not in (self.STARTED, self.RECEIVED)
|
||||
|
||||
|
||||
@property
|
||||
def is_success(self):
|
||||
return self.state in (self.SUCCESS, self.NOTHING)
|
||||
|
||||
|
||||
def backend_class(self):
|
||||
return ServiceBackend.get_backend(self.backend)
|
||||
|
||||
|
|
@ -141,20 +141,20 @@ class BackendOperation(models.Model):
|
|||
content_type = models.ForeignKey(ContentType)
|
||||
object_id = models.PositiveIntegerField(null=True)
|
||||
instance_repr = models.CharField(_("instance representation"), max_length=256)
|
||||
|
||||
|
||||
instance = GenericForeignKey('content_type', 'object_id')
|
||||
objects = BackendOperationQuerySet.as_manager()
|
||||
|
||||
|
||||
class Meta:
|
||||
verbose_name = _("Operation")
|
||||
verbose_name_plural = _("Operations")
|
||||
index_together = (
|
||||
('content_type', 'object_id'),
|
||||
)
|
||||
|
||||
|
||||
def __str__(self):
|
||||
return '%s.%s(%s)' % (self.backend, self.action, self.instance or self.instance_repr)
|
||||
|
||||
|
||||
@cached_property
|
||||
def backend_class(self):
|
||||
return ServiceBackend.get_backend(self.backend)
|
||||
|
|
@ -203,7 +203,7 @@ class Route(models.Model):
|
|||
match = models.CharField(_("match"), max_length=256, blank=True, default='True',
|
||||
help_text=_("Python expression used for selecting the targe host, "
|
||||
"<em>instance</em> referes to the current object."))
|
||||
async = models.BooleanField(default=False,
|
||||
run_async = models.BooleanField(default=False,
|
||||
help_text=_("Whether or not block the request/response cycle waitting this backend to "
|
||||
"finish its execution. Usually you want slave servers to run asynchronously."))
|
||||
async_actions = MultiSelectField(max_length=256, blank=True,
|
||||
|
|
@ -211,19 +211,19 @@ class Route(models.Model):
|
|||
# method = models.CharField(_("method"), max_lenght=32, choices=method_choices,
|
||||
# default=MethodBackend.get_default())
|
||||
is_active = models.BooleanField(_("active"), default=True)
|
||||
|
||||
|
||||
objects = RouteQuerySet.as_manager()
|
||||
|
||||
|
||||
class Meta:
|
||||
unique_together = ('backend', 'host')
|
||||
|
||||
|
||||
def __str__(self):
|
||||
return "%s@%s" % (self.backend, self.host)
|
||||
|
||||
|
||||
@cached_property
|
||||
def backend_class(self):
|
||||
return ServiceBackend.get_backend(self.backend)
|
||||
|
||||
|
||||
def clean(self):
|
||||
if not self.match:
|
||||
self.match = 'True'
|
||||
|
|
@ -244,10 +244,10 @@ class Route(models.Model):
|
|||
except Exception as exception:
|
||||
name = type(exception).__name__
|
||||
raise ValidationError(': '.join((name, str(exception))))
|
||||
|
||||
|
||||
def action_is_async(self, action):
|
||||
return action in self.async_actions
|
||||
|
||||
|
||||
def matches(self, instance):
|
||||
safe_locals = {
|
||||
'instance': instance,
|
||||
|
|
@ -255,11 +255,11 @@ class Route(models.Model):
|
|||
instance._meta.model_name: instance,
|
||||
}
|
||||
return eval(self.match, safe_locals)
|
||||
|
||||
|
||||
def enable(self):
|
||||
self.is_active = True
|
||||
self.save()
|
||||
|
||||
|
||||
def disable(self):
|
||||
self.is_active = False
|
||||
self.save()
|
||||
|
|
|
|||
|
|
@ -6,11 +6,11 @@ def retrieve_state(servers):
|
|||
pings = []
|
||||
for server in servers:
|
||||
address = server.get_address()
|
||||
ping = run('ping -c 1 -w 1 %s' % address, async=True)
|
||||
ping = run('ping -c 1 -w 1 %s' % address, run_async=True)
|
||||
pings.append(ping)
|
||||
uptime = sshrun(address, 'uptime', persist=True, async=True, options={'ConnectTimeout': 1})
|
||||
uptime = sshrun(address, 'uptime', persist=True, run_async=True, options={'ConnectTimeout': 1})
|
||||
uptimes.append(uptime)
|
||||
|
||||
|
||||
state = {}
|
||||
for server, ping, uptime in zip(servers, pings, uptimes):
|
||||
ping = join(ping, silent=True)
|
||||
|
|
@ -19,7 +19,7 @@ def retrieve_state(servers):
|
|||
ping = '%s ms' % ping.split('/')[4]
|
||||
else:
|
||||
ping = '<span style="color:red">Offline</span>'
|
||||
|
||||
|
||||
uptime = join(uptime, silent=True)
|
||||
uptime_stderr = uptime.stderr.decode()
|
||||
uptime = uptime.stdout.decode().split()
|
||||
|
|
@ -28,5 +28,5 @@ def retrieve_state(servers):
|
|||
else:
|
||||
uptime = '<span style="color:red">%s</span>' % uptime_stderr
|
||||
state[server.pk] = (ping, uptime)
|
||||
|
||||
|
||||
return state
|
||||
|
|
|
|||
|
|
@ -7,14 +7,14 @@ from django.utils.translation import ungettext, ugettext_lazy as _
|
|||
def run_monitor(modeladmin, request, queryset):
|
||||
""" Resource and ResourceData run monitors """
|
||||
referer = request.META.get('HTTP_REFERER')
|
||||
async = modeladmin.model.monitor.__defaults__[0]
|
||||
run_async = modeladmin.model.monitor.__defaults__[0]
|
||||
logs = set()
|
||||
for resource in queryset:
|
||||
rlogs = resource.monitor()
|
||||
if not async:
|
||||
if not run_async:
|
||||
logs = logs.union(set([str(log.pk) for log in rlogs]))
|
||||
modeladmin.log_change(request, resource, _("Run monitors"))
|
||||
if async:
|
||||
if run_async:
|
||||
num = len(queryset)
|
||||
# TODO listfilter by uuid: task.request.id + ?task_id__in=ids
|
||||
link = reverse('admin:djcelery_taskstate_changelist')
|
||||
|
|
|
|||
|
|
@ -26,7 +26,7 @@ class Resource(models.Model):
|
|||
Defines a resource, a resource is basically an interpretation of data
|
||||
gathered by a Monitor
|
||||
"""
|
||||
|
||||
|
||||
LAST = 'LAST'
|
||||
MONTHLY_SUM = 'MONTHLY_SUM'
|
||||
MONTHLY_AVG = 'MONTHLY_AVG'
|
||||
|
|
@ -36,7 +36,7 @@ class Resource(models.Model):
|
|||
(MONTHLY_AVG, _("Monthly avg")),
|
||||
)
|
||||
_related = set() # keeps track of related models for resource cleanup
|
||||
|
||||
|
||||
name = models.CharField(_("name"), max_length=32,
|
||||
help_text=_("Required. 32 characters or fewer. Lowercase letters, "
|
||||
"digits and hyphen only."),
|
||||
|
|
@ -70,27 +70,27 @@ class Resource(models.Model):
|
|||
choices=ServiceMonitor.get_choices(),
|
||||
help_text=_("Monitor backends used for monitoring this resource."))
|
||||
is_active = models.BooleanField(_("active"), default=True)
|
||||
|
||||
|
||||
objects = ResourceQuerySet.as_manager()
|
||||
|
||||
|
||||
class Meta:
|
||||
unique_together = (
|
||||
('name', 'content_type'),
|
||||
('verbose_name', 'content_type')
|
||||
)
|
||||
|
||||
|
||||
def __str__(self):
|
||||
return "%s-%s" % (self.content_type, self.name)
|
||||
|
||||
|
||||
@cached_property
|
||||
def aggregation_class(self):
|
||||
return Aggregation.get(self.aggregation)
|
||||
|
||||
|
||||
@cached_property
|
||||
def aggregation_instance(self):
|
||||
""" Per request lived type_instance """
|
||||
return self.aggregation_class(self)
|
||||
|
||||
|
||||
def clean(self):
|
||||
self.verbose_name = self.verbose_name.strip()
|
||||
if self.on_demand and self.default_allocation:
|
||||
|
|
@ -114,12 +114,12 @@ class Resource(models.Model):
|
|||
model_name,
|
||||
) for error in monitor_errors
|
||||
]})
|
||||
|
||||
|
||||
def save(self, *args, **kwargs):
|
||||
super(Resource, self).save(*args, **kwargs)
|
||||
# This only works on tests (multiprocessing used on real deployments)
|
||||
apps.get_app_config('resources').reload_relations()
|
||||
|
||||
|
||||
def sync_periodic_task(self, delete=False):
|
||||
""" sync periodic task on save/delete resource operations """
|
||||
name = 'monitor.%s' % self
|
||||
|
|
@ -140,21 +140,21 @@ class Resource(models.Model):
|
|||
if task.crontab != self.crontab:
|
||||
task.crontab = self.crontab
|
||||
task.save(update_fields=['crontab'])
|
||||
|
||||
|
||||
def get_model_path(self, monitor):
|
||||
""" returns a model path between self.content_type and monitor.model """
|
||||
resource_model = self.content_type.model_class()
|
||||
monitor_model = ServiceMonitor.get_backend(monitor).model_class()
|
||||
return get_model_field_path(monitor_model, resource_model)
|
||||
|
||||
|
||||
def get_scale(self):
|
||||
return eval(self.scale)
|
||||
|
||||
|
||||
def get_verbose_name(self):
|
||||
return self.verbose_name or self.name
|
||||
|
||||
def monitor(self, async=True):
|
||||
if async:
|
||||
|
||||
def monitor(self, run_async=True):
|
||||
if run_async:
|
||||
return tasks.monitor.apply_async(self.pk)
|
||||
return tasks.monitor(self.pk)
|
||||
|
||||
|
|
@ -187,28 +187,28 @@ class ResourceData(models.Model):
|
|||
allocated = models.PositiveIntegerField(_("allocated"), null=True, blank=True)
|
||||
content_object_repr = models.CharField(_("content object representation"), max_length=256,
|
||||
editable=False)
|
||||
|
||||
|
||||
content_object = GenericForeignKey()
|
||||
objects = ResourceDataQuerySet.as_manager()
|
||||
|
||||
|
||||
class Meta:
|
||||
unique_together = ('resource', 'content_type', 'object_id')
|
||||
verbose_name_plural = _("resource data")
|
||||
index_together = (
|
||||
('content_type', 'object_id'),
|
||||
)
|
||||
|
||||
|
||||
def __str__(self):
|
||||
return "%s: %s" % (self.resource, self.content_object)
|
||||
|
||||
|
||||
@property
|
||||
def unit(self):
|
||||
return self.resource.unit
|
||||
|
||||
|
||||
@property
|
||||
def verbose_name(self):
|
||||
return self.resource.verbose_name
|
||||
|
||||
|
||||
def get_used(self):
|
||||
resource = self.resource
|
||||
total = 0
|
||||
|
|
@ -220,7 +220,7 @@ class ResourceData(models.Model):
|
|||
has_result = True
|
||||
total += usage
|
||||
return float(total)/resource.get_scale() if has_result else None
|
||||
|
||||
|
||||
def update(self, current=None):
|
||||
if current is None:
|
||||
current = self.get_used()
|
||||
|
|
@ -228,13 +228,13 @@ class ResourceData(models.Model):
|
|||
self.updated_at = timezone.now()
|
||||
self.content_object_repr = str(self.content_object)
|
||||
self.save(update_fields=('used', 'updated_at', 'content_object_repr'))
|
||||
|
||||
def monitor(self, async=False):
|
||||
|
||||
def monitor(self, run_async=False):
|
||||
ids = (self.object_id,)
|
||||
if async:
|
||||
if run_async:
|
||||
return tasks.monitor.delay(self.resource_id, ids=ids)
|
||||
return tasks.monitor(self.resource_id, ids=ids)
|
||||
|
||||
|
||||
def get_monitor_datasets(self):
|
||||
resource = self.resource
|
||||
for monitor in resource.monitors:
|
||||
|
|
@ -275,20 +275,20 @@ class MonitorData(models.Model):
|
|||
help_text=_("Optional field used to store current state needed for diff-based monitoring."))
|
||||
content_object_repr = models.CharField(_("content object representation"), max_length=256,
|
||||
editable=False)
|
||||
|
||||
|
||||
content_object = GenericForeignKey()
|
||||
objects = MonitorDataQuerySet.as_manager()
|
||||
|
||||
|
||||
class Meta:
|
||||
get_latest_by = 'id'
|
||||
verbose_name_plural = _("monitor data")
|
||||
index_together = (
|
||||
('content_type', 'object_id'),
|
||||
)
|
||||
|
||||
|
||||
def __str__(self):
|
||||
return str(self.monitor)
|
||||
|
||||
|
||||
@cached_property
|
||||
def unit(self):
|
||||
return self.resource.unit
|
||||
|
|
@ -324,15 +324,15 @@ def create_resource_relation():
|
|||
)
|
||||
self.obj.__resource_cache[attr] = rdata
|
||||
return rdata
|
||||
|
||||
|
||||
def __get__(self, obj, cls):
|
||||
""" proxy handled object """
|
||||
self.obj = obj
|
||||
return self
|
||||
|
||||
|
||||
def __iter__(self):
|
||||
return iter(self.obj.resource_set.all())
|
||||
|
||||
|
||||
# Clean previous state
|
||||
for related in Resource._related:
|
||||
try:
|
||||
|
|
@ -344,7 +344,7 @@ def create_resource_relation():
|
|||
related._meta.private_fields = [
|
||||
field for field in related._meta.private_fields if field.rel.to != ResourceData
|
||||
]
|
||||
|
||||
|
||||
for ct, resources in Resource.objects.group_by('content_type').items():
|
||||
model = ct.model_class()
|
||||
relation = GenericRelation('resources.ResourceData')
|
||||
|
|
|
|||
|
|
@ -36,8 +36,8 @@ def monitor(resource_id, ids=None):
|
|||
for obj in model.objects.filter(**kwargs):
|
||||
op = Operation(backend, obj, Operation.MONITOR)
|
||||
monitorings.append(op)
|
||||
logs += Operation.execute(monitorings, async=False)
|
||||
|
||||
logs += Operation.execute(monitorings, run_async=False)
|
||||
|
||||
kwargs = {'id__in': ids} if ids else {}
|
||||
# Update used resources and trigger resource exceeded and revovery
|
||||
triggers = []
|
||||
|
|
|
|||
|
|
@ -23,11 +23,11 @@ def is_due(task, time=None):
|
|||
)
|
||||
|
||||
|
||||
def run_task(task, thread=True, process=False, async=False):
|
||||
def run_task(task, thread=True, process=False, run_async=False):
|
||||
args = json.loads(task.args)
|
||||
kwargs = json.loads(task.kwargs)
|
||||
task_fn = current_app.tasks.get(task.task)
|
||||
if async:
|
||||
if run_async:
|
||||
method = 'process' if process else 'thread'
|
||||
return apply_async(task_fn, method=method).apply_async(*args, **kwargs)
|
||||
return task_fn(*args, **kwargs)
|
||||
|
|
@ -38,6 +38,6 @@ def run():
|
|||
procs = []
|
||||
for task in PeriodicTask.objects.enabled().select_related('crontab'):
|
||||
if is_due(task, now):
|
||||
proc = run_task(task, process=True, async=True)
|
||||
proc = run_task(task, process=True, run_async=True)
|
||||
procs.append(proc)
|
||||
[proc.join() for proc in procs]
|
||||
|
|
|
|||
|
|
@ -13,7 +13,7 @@ def get_name(fn):
|
|||
|
||||
|
||||
def run(method, *args, **kwargs):
|
||||
async = kwargs.pop('async', True)
|
||||
run_async = kwargs.pop('run_async', True)
|
||||
thread = threading.Thread(target=close_connection(method), args=args, kwargs=kwargs)
|
||||
thread = Process(target=close_connection(counter))
|
||||
thread.start()
|
||||
|
|
|
|||
|
|
@ -71,43 +71,43 @@ def runiterator(command, display=False, stdin=b''):
|
|||
""" Subprocess wrapper for running commands concurrently """
|
||||
if display:
|
||||
sys.stderr.write("\n\033[1m $ %s\033[0m\n" % command)
|
||||
|
||||
|
||||
p = subprocess.Popen(command, shell=True, executable='/bin/bash',
|
||||
stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE)
|
||||
|
||||
|
||||
p.stdin.write(stdin)
|
||||
p.stdin.close()
|
||||
yield
|
||||
|
||||
|
||||
make_async(p.stdout)
|
||||
make_async(p.stderr)
|
||||
|
||||
|
||||
# Async reading of stdout and sterr
|
||||
while True:
|
||||
stdout = b''
|
||||
stderr = b''
|
||||
# Get complete unicode chunks
|
||||
select.select([p.stdout, p.stderr], [], [])
|
||||
|
||||
|
||||
stdoutPiece = read_async(p.stdout)
|
||||
stderrPiece = read_async(p.stderr)
|
||||
|
||||
|
||||
stdout += (stdoutPiece or b'')
|
||||
#.decode('ascii'), errors='replace')
|
||||
stderr += (stderrPiece or b'')
|
||||
#.decode('ascii'), errors='replace')
|
||||
|
||||
|
||||
if display and stdout:
|
||||
sys.stdout.write(stdout.decode('utf8'))
|
||||
if display and stderr:
|
||||
sys.stderr.write(stderr.decode('utf8'))
|
||||
|
||||
|
||||
state = _Attribute(stdout)
|
||||
state.stderr = stderr
|
||||
state.exit_code = p.poll()
|
||||
state.command = command
|
||||
yield state
|
||||
|
||||
|
||||
if state.exit_code != None:
|
||||
p.stdout.close()
|
||||
p.stderr.close()
|
||||
|
|
@ -121,12 +121,12 @@ def join(iterator, display=False, silent=False, valid_codes=(0,)):
|
|||
for state in iterator:
|
||||
stdout += state.stdout
|
||||
stderr += state.stderr
|
||||
|
||||
|
||||
exit_code = state.exit_code
|
||||
|
||||
|
||||
out = _Attribute(stdout.strip())
|
||||
err = stderr.strip()
|
||||
|
||||
|
||||
out.failed = False
|
||||
out.exit_code = exit_code
|
||||
out.stderr = err
|
||||
|
|
@ -138,7 +138,7 @@ def join(iterator, display=False, silent=False, valid_codes=(0,)):
|
|||
sys.stderr.write("\n\033[1;31mCommandError: %s %s\033[m\n" % (msg, err))
|
||||
if not silent:
|
||||
raise CommandError("%s %s" % (msg, err))
|
||||
|
||||
|
||||
out.succeeded = not out.failed
|
||||
return out
|
||||
|
||||
|
|
@ -151,10 +151,10 @@ def joinall(iterators, **kwargs):
|
|||
return results
|
||||
|
||||
|
||||
def run(command, display=False, valid_codes=(0,), silent=False, stdin=b'', async=False):
|
||||
def run(command, display=False, valid_codes=(0,), silent=False, stdin=b'', run_async=False):
|
||||
iterator = runiterator(command, display, stdin)
|
||||
next(iterator)
|
||||
if async:
|
||||
if run_async:
|
||||
return iterator
|
||||
return join(iterator, display=display, silent=silent, valid_codes=valid_codes)
|
||||
|
||||
|
|
@ -213,7 +213,7 @@ class LockFile(object):
|
|||
self.lockfile = lockfile
|
||||
self.expire = expire
|
||||
self.unlocked = unlocked
|
||||
|
||||
|
||||
def acquire(self):
|
||||
if os.path.exists(self.lockfile):
|
||||
lock_time = os.path.getmtime(self.lockfile)
|
||||
|
|
@ -222,17 +222,17 @@ class LockFile(object):
|
|||
return False
|
||||
touch(self.lockfile)
|
||||
return True
|
||||
|
||||
|
||||
def release(self):
|
||||
os.remove(self.lockfile)
|
||||
|
||||
|
||||
def __enter__(self):
|
||||
if not self.unlocked:
|
||||
if not self.acquire():
|
||||
raise OperationLocked("%s lock file exists and its mtime is less than %s seconds" %
|
||||
(self.lockfile, self.expire))
|
||||
return True
|
||||
|
||||
|
||||
def __exit__(self, type, value, traceback):
|
||||
if not self.unlocked:
|
||||
self.release()
|
||||
|
|
@ -240,4 +240,4 @@ class LockFile(object):
|
|||
|
||||
def touch_wsgi(delay=0):
|
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from . import paths
|
||||
run('{ sleep %i && touch %s/wsgi.py; } &' % (delay, paths.get_project_dir()), async=True)
|
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run('{ sleep %i && touch %s/wsgi.py; } &' % (delay, paths.get_project_dir()), run_async=True)
|
||||
|
|
|
|||
Loading…
Reference in New Issue