def deploy_project(user = None, passwd = None, http = True):
''' If `user` and/or `passwd` given, use them to authenticate when cloning via http.
If not `http` clone via normal git url.
'''
# bool casting
http = FabUtil.str2bool(http)
with settings(warn_only=True):
# only clone if dir not already exists
if run("test -d %s" % CODE_DIR).failed:
git_url = FabUtil.build_git_http_url(user, passwd) if http else REPO_PATH_GIT_URL
run("git clone %s" % git_url)
# update repository
with cd(CODE_DIR):
run("git pull")
def deploy_project(user=None, passwd=None, http=True):
''' If `user` and/or `passwd` given, use them to authenticate when cloning via http.
If not `http` clone via normal git url.
'''
# bool casting
http = FabUtil.str2bool(http)
with settings(warn_only=True):
# only clone if dir not already exists
if run("test -d %s" % CODE_DIR).failed:
git_url = FabUtil.build_git_http_url(
user, passwd) if http else REPO_PATH_GIT_URL
run("git clone %s" % git_url)
# update repository
with cd(CODE_DIR):
run("git pull")
def start_workers(concurrency=None, autoscale = False, autoscale_mult = None):
''' Start workers on registered hosts with specified concurrency.
Parameters
----------
concurrency : int
autoscale : bool, optional (default is True)
autoscale_mult : int, optional (default is 2)
concurrency * autoscale_mult is maximum number of processes.
See Also
--------
http://celery.readthedocs.org/en/latest/reference/celery.bin.multi.html
'''
print "starting workers: %s" % hosts_str
setup_celery_dir()
with cd(CODE_DIR):
run("%s multi start %s" % (FabUtil.get_celery_command(), FabUtil.build_celery_opts(concurrency, autoscale=autoscale, autoscale_mult=autoscale_mult)))
def stop_workers(signal=signal.SIGTERM):
''' Stop all workers.
Parameters
----------
signal : optional, default is (signal.SIGTERM)
'''
print "stopping workers: %s" % hosts_str
run("%s multi stop %s -%s --pidfile=%s" % (FabUtil.get_celery_command(), WORKER_NAME, signal, PID_FILE))
def stop_workers(signal=signal.SIGTERM):
''' Stop all workers.
Parameters
----------
signal : optional, default is (signal.SIGTERM)
'''
print "stopping workers: %s" % hosts_str
run("%s multi stop %s -%s --pidfile=%s" %
(FabUtil.get_celery_command(), WORKER_NAME, signal, PID_FILE))
def start_workers(concurrency=None, autoscale=False, autoscale_mult=None):
''' Start workers on registered hosts with specified concurrency.
Parameters
----------
concurrency : int
autoscale : bool, optional (default is True)
autoscale_mult : int, optional (default is 2)
concurrency * autoscale_mult is maximum number of processes.
See Also
--------
http://celery.readthedocs.org/en/latest/reference/celery.bin.multi.html
'''
print "starting workers: %s" % hosts_str
setup_celery_dir()
with cd(CODE_DIR):
run("%s multi start %s" %
(FabUtil.get_celery_command(),
FabUtil.build_celery_opts(concurrency,
autoscale=autoscale,
autoscale_mult=autoscale_mult)))
def start_workers(concurrency=cpu_count(), autoscale = False, autoscale_mult = None):
''' Start workers on registered hosts with specified concurrency.
Parameters
----------
concurrency : int
autoscale : bool, optional (default is True)
autoscale_mult : int, optional (default is 2)
concurrency * autoscale_mult is maximum number of processes.
See Also
--------
http://celery.readthedocs.org/en/latest/reference/celery.bin.multi.html
'''
run("rm -r %s" % LOG_FILE)
run("mkdir -p /tmp/celery/")
run("%s worker %s" % (get_celery_command(), FabUtil.build_celery_opts(concurrency, worker_name = "", autoscale=autoscale, autoscale_mult=autoscale_mult,
# log to stdout
log_file=None)))
