Support of network slices
[osm/osmclient.git] / osmclient / sol005 / ns.py
index ebb779c..9d1fe95 100644 (file)
@@ -74,18 +74,27 @@ class Ns(object):
             return resp
         raise NotFound("ns {} not found".format(name))
 
-    def delete(self, name):
+    def delete(self, name, force=False):
         ns = self.get(name)
-        http_code, resp = self._http.delete_cmd('{}/{}'.format(self._apiBase,ns['_id']))
-        if resp:
-            resp = json.loads(resp)
+        querystring = ''
+        if force:
+            querystring = '?FORCE=True'
+        http_code, resp = self._http.delete_cmd('{}/{}{}'.format(self._apiBase,
+                                         ns['_id'], querystring))
+        #print 'HTTP CODE: {}'.format(http_code)
         #print 'RESP: {}'.format(resp)
         if http_code == 202:
-            print 'Deletion in progress'
+            print('Deletion in progress')
         elif http_code == 204:
-            print 'Deleted'
+            print('Deleted')
         else:
-            raise ClientException("failed to delete ns {}: {}".format(name, resp))
+            msg = ""
+            if resp:
+                try:
+                    msg = json.loads(resp)
+                except ValueError:
+                    msg = resp
+            raise ClientException("failed to delete ns {} - {}".format(name, msg))
 
     def create(self, nsd_name, nsr_name, account, config=None,
                ssh_keys=None, description='default description',
@@ -115,16 +124,10 @@ class Ns(object):
         #ns['userdata']['key2']='value2'
 
         if ssh_keys is not None:
-            # ssh_keys is comma separate list
-            # ssh_keys_format = []
-            # for key in ssh_keys.split(','):
-            #     ssh_keys_format.append({'key-pair-ref': key})
-            #
-            # ns['ssh-authorized-key'] = ssh_keys_format
-            ns['ssh-authorized-key'] = []
+            ns['ssh_keys'] = []
             for pubkeyfile in ssh_keys.split(','):
                 with open(pubkeyfile, 'r') as f:
-                    ns['ssh-authorized-key'].append(f.read())
+                    ns['ssh_keys'].append(f.read())
         if config:
             ns_config = yaml.load(config)
             if "vim-network-name" in ns_config:
@@ -134,7 +137,7 @@ class Ns(object):
                     if vld.get("vim-network-name"):
                         if isinstance(vld["vim-network-name"], dict):
                             vim_network_name_dict = {}
-                            for vim_account, vim_net in vld["vim-network-name"].items():
+                            for vim_account, vim_net in list(vld["vim-network-name"].items()):
                                 vim_network_name_dict[get_vim_account_id(vim_account)] = vim_net
                             vld["vim-network-name"] = vim_network_name_dict
                 ns["vld"] = ns_config["vld"]
@@ -142,7 +145,6 @@ class Ns(object):
                 for vnf in ns_config["vnf"]:
                     if vnf.get("vim_account"):
                         vnf["vimAccountId"] = get_vim_account_id(vnf.pop("vim_account"))
-
                 ns["vnf"] = ns_config["vnf"]
 
         #print yaml.safe_dump(ns)
@@ -150,16 +152,30 @@ class Ns(object):
             self._apiResource = '/ns_instances_content'
             self._apiBase = '{}{}{}'.format(self._apiName,
                                             self._apiVersion, self._apiResource)
+            headers = self._client._headers
+            headers['Content-Type'] = 'application/yaml'
+            http_header = ['{}: {}'.format(key,val)
+                          for (key,val) in list(headers.items())]
+            self._http.set_http_header(http_header)
             http_code, resp = self._http.post_cmd(endpoint=self._apiBase,
                                        postfields_dict=ns)
-            if resp:
-                resp = json.loads(resp)
+            #print 'HTTP CODE: {}'.format(http_code)
             #print 'RESP: {}'.format(resp)
-            if not resp or 'id' not in resp:
-                raise ClientException('unexpected response from server: '.format(
+            if http_code in (200, 201, 202, 204):
+                if resp:
+                    resp = json.loads(resp)
+                if not resp or 'id' not in resp:
+                    raise ClientException('unexpected response from server - {} '.format(
                                       resp))
+                return resp['id']
             else:
-                print resp['id']
+                msg = ""
+                if resp:
+                    try:
+                        msg = json.loads(resp)
+                    except ValueError:
+                        msg = resp
+                raise ClientException(msg)
         except ClientException as exc:
             message="failed to create ns: {} nsd: {}\nerror:\n{}".format(
                     nsr_name,
@@ -178,15 +194,26 @@ class Ns(object):
             filter_string = ''
             if filter:
                 filter_string = '&{}'.format(filter)
-            http_code, resp = self._http.get2_cmd('{}?nsInstanceId={}'.format(self._apiBase, ns['_id'],
-                                                                  filter_string) )
-            resp = json.loads(resp)
+            http_code, resp = self._http.get2_cmd('{}?nsInstanceId={}'.format(
+                                                       self._apiBase, ns['_id'],
+                                                       filter_string) )
+            #print 'HTTP CODE: {}'.format(http_code)
             #print 'RESP: {}'.format(resp)
             if http_code == 200:
-                return resp
+                if resp:
+                    resp = json.loads(resp)
+                    return resp
+                else:
+                    raise ClientException('unexpected response from server')
             else:
-                raise ClientException('{}'.format(resp['detail']))
-
+                msg = ""
+                if resp:
+                    try:
+                        resp = json.loads(resp)
+                        msg = resp['detail']
+                    except ValueError:
+                        msg = resp
+                raise ClientException(msg)
         except ClientException as exc:
             message="failed to get operation list of NS {}:\nerror:\n{}".format(
                     name,
@@ -201,12 +228,23 @@ class Ns(object):
             self._apiBase = '{}{}{}'.format(self._apiName,
                                       self._apiVersion, self._apiResource)
             http_code, resp = self._http.get2_cmd('{}/{}'.format(self._apiBase, operationId))
-            resp = json.loads(resp)
+            #print 'HTTP CODE: {}'.format(http_code)
             #print 'RESP: {}'.format(resp)
             if http_code == 200:
-                return resp
+                if resp:
+                    resp = json.loads(resp)
+                    return resp
+                else:
+                    raise ClientException('unexpected response from server')
             else:
-                raise ClientException("{}".format(resp['detail']))
+                msg = ""
+                if resp:
+                    try:
+                        resp = json.loads(resp)
+                        msg = resp['detail']
+                    except ValueError:
+                        msg = resp
+                raise ClientException(msg)
         except ClientException as exc:
             message="failed to get status of operation {}:\nerror:\n{}".format(
                     operationId,
@@ -225,20 +263,50 @@ class Ns(object):
             #print 'OP_NAME: {}'.format(op_name)
             #print 'OP_DATA: {}'.format(json.dumps(op_data))
             http_code, resp = self._http.post_cmd(endpoint=endpoint, postfields_dict=op_data)
-            if resp:
-                resp = json.loads(resp)
+            #print 'HTTP CODE: {}'.format(http_code)
             #print 'RESP: {}'.format(resp)
-            if not resp or 'id' not in resp:
-                raise ClientException('unexpected response from server: '.format(
+            if http_code in (200, 201, 202, 204):
+                if resp:
+                    resp = json.loads(resp)
+                if not resp or 'id' not in resp:
+                    raise ClientException('unexpected response from server - {}'.format(
                                       resp))
+                print(resp['id'])
             else:
-                print resp['id']
+                msg = ""
+                if resp:
+                    try:
+                        msg = json.loads(resp)
+                    except ValueError:
+                        msg = resp
+                raise ClientException(msg)
         except ClientException as exc:
             message="failed to exec operation {}:\nerror:\n{}".format(
                     name,
                     exc.message)
             raise ClientException(message)
 
+    def scale_vnf(self, ns_name, vnf_name, scaling_group, scale_in, scale_out):
+        """Scales a VNF by adding/removing VDUs
+        """
+        try:
+            op_data={}
+            op_data["scaleType"] = "SCALE_VNF"
+            op_data["scaleVnfData"] = {}
+            if scale_in:
+                op_data["scaleVnfData"]["scaleVnfType"] = "SCALE_IN"
+            else:
+                op_data["scaleVnfData"]["scaleVnfType"] = "SCALE_OUT"
+            op_data["scaleVnfData"]["scaleByStepData"] = {
+                "member-vnf-index": vnf_name,
+                "scaling-group-descriptor": scaling_group,
+            }
+            self.exec_op(ns_name, op_name='scale', op_data=op_data)
+        except ClientException as exc:
+            message="failed to scale vnf {} of ns {}:\nerror:\n{}".format(
+                    vnf_name, ns_name, exc.message)
+            raise ClientException(message)
+
     def create_alarm(self, alarm):
         data = {}
         data["create_alarm_request"] = {}
@@ -246,15 +314,22 @@ class Ns(object):
         try:
             http_code, resp = self._http.post_cmd(endpoint='/test/message/alarm_request',
                                        postfields_dict=data)
+            #print 'HTTP CODE: {}'.format(http_code)
+            #print 'RESP: {}'.format(resp)
             if http_code in (200, 201, 202, 204):
                 #resp = json.loads(resp)
-                #print 'RESP: {}'.format(resp)
-                print 'Alarm created'
+                print('Alarm created')
             else:
-                raise ClientException('unexpected response from server: code: {}, resp: {}'.format(
-                                      http_code, resp))
+                msg = ""
+                if resp:
+                    try:
+                        msg = json.loads(resp)
+                    except ValueError:
+                        msg = resp
+                raise ClientException('error: code: {}, resp: {}'.format(
+                                      http_code, msg))
         except ClientException as exc:
-            message="failed to create alarm: alarm {}\nerror:\n{}".format(
+            message="failed to create alarm: alarm {}\n{}".format(
                     alarm,
                     exc.message)
             raise ClientException(message)
@@ -267,16 +342,23 @@ class Ns(object):
         try:
             http_code, resp = self._http.post_cmd(endpoint='/test/message/alarm_request',
                                        postfields_dict=data)
+            #print 'HTTP CODE: {}'.format(http_code)
+            #print 'RESP: {}'.format(resp)
             if http_code in (200, 201, 202, 204):
                 #resp = json.loads(resp)
-                #print 'RESP: {}'.format(resp)
-                print 'Alarm deleted'
+                print('Alarm deleted')
             else:
-                raise ClientException('unexpected response from server: code: {}, resp: {}'.format(
-                                      http_code, resp))
+                msg = ""
+                if resp:
+                    try:
+                        msg = json.loads(resp)
+                    except ValueError:
+                        msg = resp
+                raise ClientException('error: code: {}, resp: {}'.format(
+                                      http_code, msg))
         except ClientException as exc:
-            message="failed to delete alarm: alarm {}\nerror:\n{}".format(
-                    alarm,
+            message="failed to delete alarm: alarm {}\n{}".format(
+                    name,
                     exc.message)
             raise ClientException(message)
 
@@ -286,16 +368,32 @@ class Ns(object):
         try:
             http_code, resp = self._http.post_cmd(endpoint='/test/message/metric_request',
                                        postfields_dict=data)
+            #print 'HTTP CODE: {}'.format(http_code)
+            #print 'RESP: {}'.format(resp)
             if http_code in (200, 201, 202, 204):
                 #resp = json.loads(resp)
-                #print 'RESP: {}'.format(resp)
                 return 'Metric exported'
             else:
-                raise ClientException('unexpected response from server: code: {}, resp: {}'.format(
-                                      http_code, resp))
+                msg = ""
+                if resp:
+                    try:
+                        msg = json.loads(resp)
+                    except ValueError:
+                        msg = resp
+                raise ClientException('error: code: {}, resp: {}'.format(
+                                      http_code, msg))
         except ClientException as exc:
-            message="failed to export metric: metric {}\nerror:\n{}".format(
+            message="failed to export metric: metric {}\n{}".format(
                     metric,
                     exc.message)
             raise ClientException(message)
 
+    def get_field(self, ns_name, field):
+        nsr = self.get(ns_name)
+        if nsr is None:
+            raise NotFound("failed to retrieve ns {}".format(ns_name))
+
+        if field in nsr:
+            return nsr[field]
+
+        raise NotFound("failed to find {} in ns {}".format(field, ns_name))