def subscribe_service(self, service='foo', instances=None, client_id=None):
'''POST http://discovery-server-ip:5998/subscribe
Content-Type: application/json or application/xml
Body: Service type, instance count, client ID
JSON: { "service": "control-node", "instances": 1, "client": "6c3f48bf-1098-46e8-8117-5cc745b45983"}
XML: <control-node><instances>1</instances><client>UUID</client></control-node>
Response: TTL, List of <service type, Blob>
JSON: {"Apiservice": [{"ip_addr": "10.84.13.34", "port": "8082"}], "ttl": 357}
XML: <response><ttl>300</ttl><control-node><ip_addr>192.168.2.0</ip_addr><port>1682</port></control-node>'''
resp = None
try:
service_url = DiscoveryServerUtils.discovery_subscribe_service_url(
self._ip, str(self._port))
print 'url: %s' % service_url
json_body = '{' + '"service": ' + '"' + service + '"' + \
', "instances": ' + \
str(instances) + ', ' + '"client": "' + client_id + '"}'
print 'json_body: %s' % json_body
resp = DiscoveryServerUtils.post_url_http(service_url, json_body)
if resp:
resp = json.loads(resp)
except Exception as e:
print str(e)
finally:
print 'resp: %s' % (resp)
return resp
def subscribe_service(self, service='foo', instances=None, client_id=None, remote_addr=None, client_type=None, min_instances=0, svc_in_use_list_present = False, svc_in_use_list = []):
'''POST http://discovery-server-ip:5998/subscribe
Content-Type: application/json or application/xml
Body: Service type, instance count, client ID
JSON: { "service": "control-node", "instances": 1, "client": "6c3f48bf-1098-46e8-8117-5cc745b45983"}
XML: <control-node><instances>1</instances><client>UUID</client></control-node>
Response: TTL, List of <service type, Blob>
JSON: {"Apiservice": [{"ip_addr": "10.84.13.34", "port": "8082"}], "ttl": 357}
XML: <response><ttl>300</ttl><control-node><ip_addr>192.168.2.0</ip_addr><port>1682</port></control-node>'''
resp = None
try:
service_url = DiscoveryServerUtils.discovery_subscribe_service_url(
self._ip, str(self._port))
print 'url: %s' % service_url
if svc_in_use_list_present==False:
json_body = '{' + '"service": ' + '"' + service + '"' + \
', "instances": "' + str(instances) + '"' + \
', "min-instances": "' + str(min_instances) + '"' \
', "client": "' + client_id + '"' + \
', "remote-addr": "' + remote_addr + '"' + \
', "client-type": "' + client_type + '"}'
elif svc_in_use_list_present==True:
counter=1
svc_in_use_list_data = ''
for elem in svc_in_use_list:
if counter != len(svc_in_use_list):
svc_in_use_list_data= svc_in_use_list_data + '"publisher-id": "' + elem +'", '
counter =counter+1
continue
elif counter == len(svc_in_use_list):
svc_in_use_list_data=svc_in_use_list_data + '"publisher-id": "' + elem +'"'
json_body = '{' + '"service": ' + '"' + service + '"' + \
', "instances": "' + str(instances) + '"' + \
', "min-instances": "' + str(min_instances) + '"' \
', "client": "' + client_id + '"' + \
', "service-in-use-list" : {' + svc_in_use_list_data + '}' + \
', "remote-addr": "' + remote_addr + '"' + \
', "client-type": "' + client_type + '"}'
print 'json_body: %s' % json_body
resp = DiscoveryServerUtils.post_url_http(service_url, json_body)
if resp:
resp = json.loads(resp)
except Exception as e:
print str(e)
finally:
print 'resp: %s' % (resp)
return resp