def get_wfd(id):
c = Connector().morph()
rc, ret = c.get_action(id, 'opensds')
if rc != Apiconstants.HTTP_OK:
logger.error("api response return error code [%d]", rc)
return None
return ret
def get_task_status(tenant_id='', exec_id=''):
c = Connector().morph()
rc, ret = c.get_execution_stats(exec_id)
if (rc != Apiconstants.HTTP_OK):
return jsonify(response=json.loads(ret)), rc
try:
ret_json = json.loads(ret)
task_hash = {}
task_hash['id'] = ret_json['id']
task_hash['start'] = ret_json['start_timestamp']
if 'end_timestamp' in ret_json:
task_hash['end'] = ret_json['end_timestamp']
if 'status' in ret_json:
task_hash['status'] = ret_json['status']
published_res = {}
if 'result' in ret_json:
result = ret_json['result']
for tasks in result['tasks']:
published_res.update(tasks['published'])
task_hash['published'] = published_res
except Exception as ex:
logger.error("Received exception in getting task status: {}".format(
ex.message))
return jsonify(
Apiconstants.TASK_ERR_MSG), Apiconstants.HTTP_ERR_NOTFOUND
return jsonify(task_hash), 200
def update_workflow(context, id, values):
try:
with session_scope() as session:
session.query(models.Workflow).filter(
models.Workflow.id == id).update(values,
synchronize_session=False)
except Exception as e:
logger.error("error in updating workflow for id [%s]:[%s]", id, str(e))
def update_service(context, id, values):
try:
with session_scope() as session:
session.query(models.Service).filter(
models.Service.id == id).update(values,
synchronize_session=False)
except Exception as e:
logger.error("error updating the service: %s", str(e))
def wf_ops(tenant_id='', instance_id=''):
c = Connector().morph()
method = request.method
global ret
if method == 'GET':
logger.info("inside getting actions")
if instance_id == '':
try:
service_def_id = request.args.get('service_def')
if service_def_id is not None:
return get_instance_sd(service_def_id)
except Exception as e:
logger.debug("no service_def query params passed.[%s]", str(e))
ret = list_services(None)
for service in ret:
service['input'] = json.loads(service['input'])
status, output = _update_status_and_output(service['id'])
service['status'] = status
service['output'] = output
service['service_id'] = service['service_definition_id']
del service['service_definition_id']
else:
try:
ret = get_service(None, instance_id)
ret['input'] = json.loads(ret['input'])
except Exception as e:
logger.error("error in getting service for [%s]: [%s]",
instance_id, str(e))
return jsonify({}), 404
status, output = _update_status_and_output(instance_id)
ret['status'] = status
ret['output'] = output
ret['service_id'] = ret['service_definition_id']
del ret['service_definition_id']
logger.debug("returning list of workflows: %s" % (ret))
return jsonify(ret), 200
elif method == 'PUT':
content = request.get_json()
content['parameters']['tenant_id'] = tenant_id
rc, ret = c.update_action(id, content)
if (rc != Apiconstants.HTTP_OK):
return jsonify(json.loads(ret)), rc
return jsonify(json.dumps(ret)), 200
elif method == 'DELETE':
rc, ret = Apiconstants.HTTP_OK, 'Success'
try:
ret_instance = get_service(None, instance_id)
if ret_instance is None:
raise ValueError("Instance id is not present")
else:
logger.info("deleting instance %s", instance_id)
delete_service(None, instance_id)
except Exception as e:
logger.error("error while deleting instance from db. [%s]", str(e))
rc, ret = Apiconstants.HTTP_ERR_NOTFOUND, 'Failed'
return jsonify(ret), rc
def get_service(context, id):
try:
with session_scope() as session:
query = session.query(
models.Service).filter(models.Service.id == id)
return None if not query else query.first().to_dict()
except Exception as e:
logger.error("exception while getting the service %s: [%s]", str(e))
return None
def get_execid_instance(context, sid):
try:
with session_scope() as session:
query = session.query(
models.Workflow).filter(models.Workflow.service_id == sid)
res = query.first().to_dict()
return res['id']
except SQLAlchemyError as sqe:
logger.error("error in getting workflow id for %s:%s", sid, str(sqe))
return ''
def get_wf_wfds(context, wfdid):
try:
with session_scope() as session:
query = session.query(models.Workflow).filter(
models.Workflow.workflow_definition_id == wfdid)
return [] if not query else get_query_res(query.all(), models.Workflow)
except SQLAlchemyError as sqe:
logger.error("Received exception while listing workflows for [%s]:"
"[%s]" % (wfdid, str(sqe)))
return []
def list_service_definitions(context, **filters):
func_name = 'list_service_definitions'
logger.info("%s: Getting service definition for %s" % (func_name, id))
try:
with session_scope() as session:
query = session.query(models.ServiceDefinition)
if not query:
return []
else:
return get_query_res(query.all(), models.ServiceDefinition)
except SQLAlchemyError as sqe:
logger.error(
"Received exception while listing service definition"
"[%s]", str(sqe))
return []
def _update_status_and_output(instance_id=''):
c = Connector().morph()
global exec_id
try:
exec_id = get_execid_instance(None, instance_id)
except Exception as e:
logger.error("error in getting wf ID for [%s]:[%s]", instance_id,
str(e))
return '', ''
update_hash = {}
rc, ret = c.get_execution_stats(exec_id)
if rc != Apiconstants.HTTP_OK:
logger.error("error in getting the execution stat for %s", instance_id)
else:
ret_json = json.loads(ret)
if 'status' in ret_json:
status = status_map[ret_json['status']]
update_hash['status'] = status
rc, ret = c.get_execution_output(exec_id)
if rc != Apiconstants.HTTP_OK:
logger.error("error in getting the execution o/p for %s", instance_id)
else:
output = ret
update_hash['output'] = output
update_service(None, instance_id, update_hash)
update_workflow(None, exec_id, update_hash)
return status, output
def get_instance_sd(service_def_id=''):
# Query the db and return result
ret = ''
try:
ret = get_wf_sd(service_def_id)
except Exception as ex:
logger.error("error in getting result for sd [%s]", str(ex))
return jsonify(ret), 400
try:
# Create a hash of Service Definition Id and the Wfs
wf_list = []
for wf, service in ret:
# Create a hash of all the WFs
wf_hash = {
'name': service.name,
'input': json.loads(service.input),
'id': service.id,
'output': service.output,
'created_at': service.created_at,
'updated_at': service.updated_at,
'service_definition_id': service_def_id,
'tenant_id': service.tenant_id,
'user_id': service.user_id,
'status': service.status,
'description': service.description
}
status, output = _update_status_and_output(wf.service_id)
wf_hash['status'] = status
wf_hash['output'] = output
# Add the Wfs to the List
wf_list.append(wf_hash)
except Exception as ex:
logger.error("error in getting the WFs for SD [%s]: \
[%s]" % (service_def_id, str(ex)))
return jsonify(wf_list), 200
def instance_ops(tenant_id=''):
c = Connector().morph()
content = request.get_json()
AUTH_TOKEN = request.headers.get('X-Auth-Token')
# TODO: Need to check, When orchestration APIs authentication
# is implemented
if AUTH_TOKEN == '' or AUTH_TOKEN is None:
err_msg = 'Bad Request. Authentication Token is missing'
return jsonify(err_msg), Apiconstants.HTTP_ERR_BAD_REQUEST
if tenant_id == '':
err_msg = 'bad URL. tenant id is empty'
return jsonify(err_msg), Apiconstants.HTTP_ERR_NOTFOUND
# get the service_definition id from the content and remove this from data
try:
sd_id = content['service_id']
del content['service_id']
if sd_id == '':
raise ValueError('Empty service definition id')
if get_service_definition(None, sd_id) is None:
raise ValueError('Invalid service definition id')
except Exception as e:
err_msg = 'required input service_id is missing or incorrect'
logger.error("%s. Exception [%s]" % (err_msg, str(e)))
return jsonify(err_msg), Apiconstants.HTTP_ERR_BAD_REQUEST
# Name should be provided by the instance creator
try:
service_name = content['name']
del content['name']
if service_name == '':
raise ValueError('Empty service name')
except Exception as e:
err_msg = 'required input service \'name\' is missing'
logger.error("%s. Exception [%s]" % (err_msg, str(e)))
return jsonify(err_msg), Apiconstants.HTTP_ERR_BAD_REQUEST
# Description of the instance getting created
try:
description = content['description']
del content['description']
if description == '':
raise ValueError('Empty service description provided')
except Exception as e:
# If description is not provided, the instance creation should proceed
logger.info("no instance description provided. Set empty %s", str(e))
# user_id of the instance creator
try:
user_id = content['user_id']
del content['user_id']
if description == '':
raise ValueError('Empty user id provided')
except Exception as e:
# If description is not provided, the instance creation should proceed
logger.info("no user_id provided. Exception [%s]", str(e))
# action of the instance creator
try:
action = content['action']
if action == '':
raise ValueError('Empty action provided')
if action == 'opensds.provision-volume':
content['parameters']['ip_addr'] = get_config(
config_file, 'hotpot', 'host')
content['parameters']['port'] = get_config(config_file, 'hotpot',
'port')
else:
content['parameters']['ip_addr'] = get_config(
config_file, 'gelato', 'host')
content['parameters']['port'] = get_config(config_file, 'gelato',
'port')
except Exception as e:
err_msg = 'required input action is missing'
logger.error("%s. Exception [%s]" % (err_msg, str(e)))
return jsonify(err_msg), Apiconstants.HTTP_ERR_BAD_REQUEST
content['parameters']['tenant_id'] = tenant_id
content['parameters']['auth_token'] = AUTH_TOKEN
try:
rc, ret = c.execute_action(content)
if (rc != Apiconstants.HTTP_CREATED):
logger.error("api response received return code[%d]", rc)
return jsonify(json.loads(ret)), rc
except Exception as ex:
# The requests may throw ConnectionError. Handle it
logger.error("recieved exception [%s] while executing action", str(ex))
return jsonify([]), 500
ret_json = json.loads(ret)
# creat service attribs from the return
service_map = {}
service_map['name'] = service_name
# Don't store auth_token
del ret_json['parameters']['auth_token']
service_map['input'] = json.dumps(ret_json['parameters'])
# get the service definition id
service_map['service_definition_id'] = sd_id
service_map['description'] = description
service_map['user_id'] = user_id
service_map['tenant_id'] = tenant_id
service_map['status'] = status_map[ret_json['status']]
service_obj = create_service(None, service_map)
# Now that service is created append appropriate values
service_map['service_id'] = sd_id
service_map['id'] = service_obj['id']
service_map['created_at'] = service_obj['created_at']
service_map['updated_at'] = service_obj['updated_at']
service_map['input'] = ret_json['parameters']
wf_hash = {}
wf_hash['id'] = ret_json['id']
wf_hash['name'] = service_name
wf_hash['description'] = description
wf_hash['input'] = json.dumps(ret_json['parameters'])
wf_hash['workflow_source'] = ret_json['action']['ref']
wf_hash['service_id'] = service_obj['id']
wf_hash['status'] = ret_json['status']
wd_id = ''
try:
service_wf_list = get_sd_wfd_association(None, sd_id)
if not service_wf_list or service_wf_list is None:
logger.info("could not get workflow definition for sd %s", sd_id)
else:
for sd, wd in service_wf_list:
wd_id = wd.id
except Exception as e:
logger.error("received exception while getting wfd id %s", str(e))
wf_hash['workflow_definition_id'] = wd_id
# Create the record of this instance in DB
logger.info("creating workflow table with record [%s]", str(wf_hash))
# Create a Service of this execution.
create_workflow(None, wf_hash)
return jsonify(service_map), 200
def add_services(tenant_id=''):
payload = request.get_json()
service_data = json.loads(json.dumps(payload))
service_data['tenant_id'] = tenant_id
wf_def_sources = service_data['workflows']
# Validate the request sent
try:
wf_def_sources = service_data['workflows']
except Exception as e:
err_msg = 'workflows param is missing'
logger.error("%s: Exception [%s]", err_msg, str(e))
return jsonify(err_msg), Apiconstants.HTTP_ERR_BAD_REQUEST
try:
if not service_data.get('group') \
or not service_data.get('name') \
or not service_data.get('user_id') \
or not service_data.get('description'):
logger.error("One of these: group/name/user_id is missing")
logger.debug("request param is %s", service_data)
raise ValueError('Value missing')
except Exception as e:
err_msg = 'One or more required value missing'
logger.error("%s. Exception [%s]", err_msg, str(e))
return jsonify(err_msg), Apiconstants.HTTP_ERR_BAD_REQUEST
workflow_definitions = []
if len(wf_def_sources) < 1 or not type(wf_def_sources) is list:
err_msg = 'list of workflows not provided'
logger.error("%s", err_msg)
return jsonify(err_msg), Apiconstants.HTTP_ERR_BAD_REQUEST
for wf_def_source in wf_def_sources:
try:
def_source_id = wf_def_source['definition_source']
wfe_type = wf_def_source['wfe_type']
if not def_source_id or not wfe_type:
raise ValueError('WF Value missing')
except Exception as e:
err_msg = 'One or more required value of WF missing'
logger.error("%s. Exception [%s]", err_msg, str(e))
return jsonify(err_msg), Apiconstants.HTTP_ERR_BAD_REQUEST
workflow_definition = get_wfd(def_source_id)
if workflow_definition is None:
continue
if workflow_definition['runner_type'] == 'mistral-v2' and \
workflow_definition['ref'] == def_source_id:
wfd_hash = {
'name': workflow_definition['name'],
'description': workflow_definition['description'],
'definition': json.dumps(workflow_definition['parameters']),
'wfe_type': wfe_type,
'definition_source': workflow_definition['ref']
}
# check if the entries are not present in DB then only
# enter in DB
wf_obj = get_workflow_definition(None, workflow_definition['ref'],
wfe_type)
if wf_obj is None:
wf_obj = create_workflow_definition(None, wfd_hash)
if wf_obj is not None:
workflow_definitions.append(wf_obj)
res = create_service_definition(None, service_data, workflow_definitions)
return jsonify(res), 200
