def shutdown_container(self, user_id, kill=False, remove=False):
container_id = self.get_user_container_id(user_id)
container_port = self.get_user_port(user_id)
try:
if container_port:
# Graceful shutdown
sync_url = 'http://127.0.0.1:%s/sync' % container_port
try:
json_get(sync_url)
time.sleep(2)
except:
pass
try:
exit_url = 'http://127.0.0.1:%s/exit' % container_port
json_get(exit_url)
except:
pass
if container_id:
if kill:
# Wait until process finishes, then kill it
#self.docker(['wait', container_id])
self.docker(['kill', container_id])
if remove:
self.docker(['rm', '-f', container_id])
except Exception, e:
print 'Error shutting down container: %s' % e
def call_container(cmd, data=None, port=None, timeout=5, **kwargs):
base_host = get_container_host()
# from flask.ext.login import current_user
# if current_user.is_anonymous:
# raise Exception('Authentication required')
# if not port:
# port = current_user.get_port()
# if not port or type(port) is not int:
# raise Exception('Container not available')
result = None
if cmd == 'get_root_context_id':
result, status_code = json_get('%s/get_root_context_id' % base_host, return_code=True, timeout=timeout)
elif cmd == 'init_root_context_id':
result, status_code = json_get('%s/init_root_context_id' % base_host, return_code=True, timeout=timeout)
elif cmd == 'get_id_block':
result, status_code = json_get('%s/get_id_block' % base_host, return_code=True, timeout=timeout)
elif cmd == 'get_last_id':
result, status_code = json_get('%s/get_last_id' % base_host, return_code=True, timeout=timeout)
elif cmd == 'get_contexts':
result, status_code = json_get('%s/data/contexts/%s' % (base_host, data), return_code=True, timeout=timeout)
elif cmd == 'get_points':
result, status_code = json_get('%s/data/points/%s' % (base_host, data), return_code=True, timeout=timeout)
elif cmd == 'get_associations':
result, status_code = json_get('%s/data/associations/%s' % (base_host, data), return_code=True, timeout=timeout)
elif cmd == 'data_query':
timeout = 15
if data:
url = '%s/data/query/%s' % (base_host, data)
else:
url = '%s/data/query' % base_host
result, status_code = json_get(url, return_code=True, timeout=timeout)
if is_error(result):
raise Exception('Container call error: %s' % result)
elif status_code != 200:
raise Exception('HTTP error response')
return result
def verify_container(self, user_id):
container_port = self.get_user_port(user_id)
ready = False
if container_port:
ping_url = 'http://127.0.0.1:%s/ping' % container_port
tries = 0
while not ready and tries < 10:
result = json_get(ping_url, timeout=0.5)
if result and result.get('Success'):
ready = True
break
time.sleep(0.4)
tries += 1
return ready