prompt a proper message when OSM server is not running 26/8426/5
authortierno <alfonso.tiernosepulveda@telefonica.com>
Thu, 19 Dec 2019 10:44:16 +0000 (10:44 +0000)
committertierno <alfonso.tiernosepulveda@telefonica.com>
Thu, 9 Jan 2020 15:42:38 +0000 (15:42 +0000)
capture ClientException and others in a unique point to avoid code duplication

Change-Id: I83e8ae4414b7eeebd91b49153ab3630c6c3515d5
Signed-off-by: tierno <alfonso.tiernosepulveda@telefonica.com>
osmclient/scripts/osm.py

index 664ac62..4cc451b 100755 (executable)
@@ -111,7 +111,7 @@ CONTEXT_SETTINGS = dict(help_option_names=['-h', '--help'], max_content_width=16
 #              help='hostname of RO server.  ' +
 #                   'Also can set OSM_RO_PORT in environment')
 @click.pass_context
-def cli(ctx, hostname, user, password, project):
+def cli_osm(ctx, hostname, user, password, project):
     if hostname is None:
         print((
             "either hostname option or OSM_HOSTNAME " +
@@ -133,7 +133,6 @@ def cli(ctx, hostname, user, password, project):
         kwargs['password']=password
     if project is not None:
         kwargs['project']=project
-
     ctx.obj = client.Client(host=hostname, sol005=sol005, **kwargs)
 
 
@@ -141,7 +140,7 @@ def cli(ctx, hostname, user, password, project):
 # LIST operations
 ####################
 
-@cli.command(name='ns-list', short_help='list all NS instances')
+@cli_osm.command(name='ns-list', short_help='list all NS instances')
 @click.option('--filter', default=None,
               help='restricts the list to the NS instances matching the filter.')
 @click.pass_context
@@ -252,7 +251,7 @@ def nsd_list(ctx, filter):
     print(table)
 
 
-@cli.command(name='nsd-list', short_help='list all NS packages')
+@cli_osm.command(name='nsd-list', short_help='list all NS packages')
 @click.option('--filter', default=None,
               help='restricts the list to the NSD/NSpkg matching the filter')
 @click.pass_context
@@ -261,7 +260,7 @@ def nsd_list1(ctx, filter):
     nsd_list(ctx, filter)
 
 
-@cli.command(name='nspkg-list', short_help='list all NS packages')
+@cli_osm.command(name='nspkg-list', short_help='list all NS packages')
 @click.option('--filter', default=None,
               help='restricts the list to the NSD/NSpkg matching the filter')
 @click.pass_context
@@ -306,7 +305,7 @@ def vnfd_list(ctx, nf_type, filter):
     print(table)
 
 
-@cli.command(name='vnfd-list', short_help='list all xNF packages (VNF, HNF, PNF)')
+@cli_osm.command(name='vnfd-list', short_help='list all xNF packages (VNF, HNF, PNF)')
 @click.option('--nf_type', help='type of NF (vnf, pnf, hnf)')
 @click.option('--filter', default=None,
               help='restricts the list to the NF pkg matching the filter')
@@ -316,7 +315,7 @@ def vnfd_list1(ctx, nf_type, filter):
     vnfd_list(ctx, nf_type, filter)
 
 
-@cli.command(name='vnfpkg-list', short_help='list all xNF packages (VNF, HNF, PNF)')
+@cli_osm.command(name='vnfpkg-list', short_help='list all xNF packages (VNF, HNF, PNF)')
 @click.option('--nf_type', help='type of NF (vnf, pnf, hnf)')
 @click.option('--filter', default=None,
               help='restricts the list to the NFpkg matching the filter')
@@ -326,34 +325,34 @@ def vnfd_list2(ctx, nf_type, filter):
     vnfd_list(ctx, nf_type, filter)
 
 
-@cli.command(name='nfpkg-list', short_help='list all xNF packages (VNF, HNF, PNF)')
+@cli_osm.command(name='nfpkg-list', short_help='list all xNF packages (VNF, HNF, PNF)')
 @click.option('--nf_type', help='type of NF (vnf, pnf, hnf)')
 @click.option('--filter', default=None,
               help='restricts the list to the NFpkg matching the filter')
 @click.pass_context
 def nfpkg_list(ctx, nf_type, filter):
     """list all xNF packages (VNF, HNF, PNF)"""
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        vnfd_list(ctx, nf_type, filter)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    vnfd_list(ctx, nf_type, filter)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
 def vnf_list(ctx, ns, filter):
-    try:
-        if ns or filter:
-            if ns:
-                check_client_version(ctx.obj, '--ns')
-            if filter:
-                check_client_version(ctx.obj, '--filter')
-            resp = ctx.obj.vnf.list(ns, filter)
-        else:
-            resp = ctx.obj.vnf.list()
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    if ns or filter:
+        if ns:
+            check_client_version(ctx.obj, '--ns')
+        if filter:
+            check_client_version(ctx.obj, '--filter')
+        resp = ctx.obj.vnf.list(ns, filter)
+    else:
+        resp = ctx.obj.vnf.list()
+    except ClientException as e:
+        print(str(e))
+        exit(1)
     fullclassname = ctx.obj.__module__ + "." + ctx.obj.__class__.__name__
     if fullclassname == 'osmclient.sol005.client.Client':
         table = PrettyTable(
@@ -393,7 +392,7 @@ def vnf_list(ctx, ns, filter):
     print(table)
 
 
-@cli.command(name='vnf-list', short_help='list all NF instances')
+@cli_osm.command(name='vnf-list', short_help='list all NF instances')
 @click.option('--ns', default=None, help='NS instance id or name to restrict the NF list')
 @click.option('--filter', default=None,
               help='restricts the list to the NF instances matching the filter.')
@@ -403,7 +402,7 @@ def vnf_list1(ctx, ns, filter):
     vnf_list(ctx, ns, filter)
 
 
-@cli.command(name='nf-list', short_help='list all NF instances')
+@cli_osm.command(name='nf-list', short_help='list all NF instances')
 @click.option('--ns', default=None, help='NS instance id or name to restrict the NF list')
 @click.option('--filter', default=None,
               help='restricts the list to the NF instances matching the filter.')
@@ -459,7 +458,7 @@ def nf_list(ctx, ns, filter):
     vnf_list(ctx, ns, filter)
 
 
-@cli.command(name='ns-op-list', short_help='shows the history of operations over a NS instance')
+@cli_osm.command(name='ns-op-list', short_help='shows the history of operations over a NS instance')
 @click.argument('name')
 @click.pass_context
 def ns_op_list(ctx, name):
@@ -467,12 +466,12 @@ def ns_op_list(ctx, name):
 
     NAME: name or ID of the NS instance
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.ns.list_op(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.ns.list_op(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     table = PrettyTable(['id', 'operation', 'action_name', 'status'])
     #print(yaml.safe_dump(resp))
@@ -488,12 +487,12 @@ def ns_op_list(ctx, name):
 
 def nsi_list(ctx, filter):
     """list all Network Slice Instances"""
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.nsi.list(filter)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.nsi.list(filter)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
     table = PrettyTable(
         ['netslice instance name',
          'id',
@@ -518,7 +517,7 @@ def nsi_list(ctx, filter):
     print(table)
 
 
-@cli.command(name='nsi-list', short_help='list all Network Slice Instances (NSI)')
+@cli_osm.command(name='nsi-list', short_help='list all Network Slice Instances (NSI)')
 @click.option('--filter', default=None,
               help='restricts the list to the Network Slice Instances matching the filter')
 @click.pass_context
@@ -527,7 +526,7 @@ def nsi_list1(ctx, filter):
     nsi_list(ctx, filter)
 
 
-@cli.command(name='netslice-instance-list', short_help='list all Network Slice Instances (NSI)')
+@cli_osm.command(name='netslice-instance-list', short_help='list all Network Slice Instances (NSI)')
 @click.option('--filter', default=None,
               help='restricts the list to the Network Slice Instances matching the filter')
 @click.pass_context
@@ -537,12 +536,12 @@ def nsi_list2(ctx, filter):
 
 
 def nst_list(ctx, filter):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.nst.list(filter)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.nst.list(filter)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
     # print(yaml.safe_dump(resp))
     table = PrettyTable(['nst name', 'id'])
     for nst in resp:
@@ -552,7 +551,7 @@ def nst_list(ctx, filter):
     print(table)
 
 
-@cli.command(name='nst-list', short_help='list all Network Slice Templates (NST)')
+@cli_osm.command(name='nst-list', short_help='list all Network Slice Templates (NST)')
 @click.option('--filter', default=None,
               help='restricts the list to the NST matching the filter')
 @click.pass_context
@@ -561,7 +560,7 @@ def nst_list1(ctx, filter):
     nst_list(ctx, filter)
 
 
-@cli.command(name='netslice-template-list', short_help='list all Network Slice Templates (NST)')
+@cli_osm.command(name='netslice-template-list', short_help='list all Network Slice Templates (NST)')
 @click.option('--filter', default=None,
               help='restricts the list to the NST matching the filter')
 @click.pass_context
@@ -571,12 +570,12 @@ def nst_list2(ctx, filter):
 
 
 def nsi_op_list(ctx, name):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.nsi.list_op(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.nsi.list_op(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
     table = PrettyTable(['id', 'operation', 'status'])
     for op in resp:
         table.add_row([op['id'], op['lcmOperationType'],
@@ -585,7 +584,7 @@ def nsi_op_list(ctx, name):
     print(table)
 
 
-@cli.command(name='nsi-op-list', short_help='shows the history of operations over a Network Slice Instance (NSI)')
+@cli_osm.command(name='nsi-op-list', short_help='shows the history of operations over a Network Slice Instance (NSI)')
 @click.argument('name')
 @click.pass_context
 def nsi_op_list1(ctx, name):
@@ -596,7 +595,7 @@ def nsi_op_list1(ctx, name):
     nsi_op_list(ctx, name)
 
 
-@cli.command(name='netslice-instance-op-list', short_help='shows the history of operations over a Network Slice Instance (NSI)')
+@cli_osm.command(name='netslice-instance-op-list', short_help='shows the history of operations over a Network Slice Instance (NSI)')
 @click.argument('name')
 @click.pass_context
 def nsi_op_list2(ctx, name):
@@ -607,18 +606,18 @@ def nsi_op_list2(ctx, name):
     nsi_op_list(ctx, name)
 
 
-@cli.command(name='pdu-list', short_help='list all Physical Deployment Units (PDU)')
+@cli_osm.command(name='pdu-list', short_help='list all Physical Deployment Units (PDU)')
 @click.option('--filter', default=None,
               help='restricts the list to the Physical Deployment Units matching the filter')
 @click.pass_context
 def pdu_list(ctx, filter):
     """list all Physical Deployment Units (PDU)"""
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.pdu.list(filter)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.pdu.list(filter)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
     table = PrettyTable(
         ['pdu name',
          'id',
@@ -647,12 +646,12 @@ def pdu_list(ctx, filter):
 ####################
 
 def nsd_show(ctx, name, literal):
-    try:
-        resp = ctx.obj.nsd.get(name)
-        # resp = ctx.obj.nsd.get_individual(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    resp = ctx.obj.nsd.get(name)
+    # resp = ctx.obj.nsd.get_individual(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     if literal:
         print(yaml.safe_dump(resp))
@@ -665,7 +664,7 @@ def nsd_show(ctx, name, literal):
     print(table)
 
 
-@cli.command(name='nsd-show', short_help='shows the content of a NSD')
+@cli_osm.command(name='nsd-show', short_help='shows the content of a NSD')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
 @click.argument('name')
@@ -678,7 +677,7 @@ def nsd_show1(ctx, name, literal):
     nsd_show(ctx, name, literal)
 
 
-@cli.command(name='nspkg-show', short_help='shows the content of a NSD')
+@cli_osm.command(name='nspkg-show', short_help='shows the content of a NSD')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
 @click.argument('name')
@@ -692,12 +691,12 @@ def nsd_show2(ctx, name, literal):
 
 
 def vnfd_show(ctx, name, literal):
-    try:
-        resp = ctx.obj.vnfd.get(name)
-        # resp = ctx.obj.vnfd.get_individual(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    resp = ctx.obj.vnfd.get(name)
+    # resp = ctx.obj.vnfd.get_individual(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     if literal:
         print(yaml.safe_dump(resp))
@@ -710,7 +709,7 @@ def vnfd_show(ctx, name, literal):
     print(table)
 
 
-@cli.command(name='vnfd-show', short_help='shows the content of a VNFD')
+@cli_osm.command(name='vnfd-show', short_help='shows the content of a VNFD')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
 @click.argument('name')
@@ -723,7 +722,7 @@ def vnfd_show1(ctx, name, literal):
     vnfd_show(ctx, name, literal)
 
 
-@cli.command(name='vnfpkg-show', short_help='shows the content of a VNFD')
+@cli_osm.command(name='vnfpkg-show', short_help='shows the content of a VNFD')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
 @click.argument('name')
@@ -736,7 +735,7 @@ def vnfd_show2(ctx, name, literal):
     vnfd_show(ctx, name, literal)
 
 
-@cli.command(name='nfpkg-show', short_help='shows the content of a NF Descriptor')
+@cli_osm.command(name='nfpkg-show', short_help='shows the content of a NF Descriptor')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
 @click.argument('name')
@@ -749,7 +748,7 @@ def nfpkg_show(ctx, name, literal):
     vnfd_show(ctx, name, literal)
 
 
-@cli.command(name='ns-show', short_help='shows the info of a NS instance')
+@cli_osm.command(name='ns-show', short_help='shows the info of a NS instance')
 @click.argument('name')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
@@ -760,11 +759,11 @@ def ns_show(ctx, name, literal, filter):
 
     NAME: name or ID of the NS instance
     """
-    try:
-        ns = ctx.obj.ns.get(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    ns = ctx.obj.ns.get(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     if literal:
         print(yaml.safe_dump(ns))
@@ -787,7 +786,7 @@ def ns_show(ctx, name, literal, filter):
     print(table)
 
 
-@cli.command(name='vnf-show', short_help='shows the info of a VNF instance')
+@cli_osm.command(name='vnf-show', short_help='shows the info of a VNF instance')
 @click.argument('name')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
@@ -805,45 +804,45 @@ def vnf_show(ctx, name, literal, filter, kdu):
         if filter:
             raise ClientException('"--filter" option is incompatible with "--kdu" option')
 
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.vnf.get(name)
-
-        if kdu:
-            ns_id = resp['nsr-id-ref']
-            op_data={}
-            op_data['member_vnf_index'] = resp['member-vnf-index-ref']
-            op_data['kdu_name'] = kdu
-            op_data['primitive'] = 'status'
-            op_data['primitive_params'] = {}
-            op_id = ctx.obj.ns.exec_op(ns_id, op_name='action', op_data=op_data, wait=False)
-            t = 0 
-            while t<30:
-                op_info = ctx.obj.ns.get_op(op_id)
-                if op_info['operationState'] == 'COMPLETED':
-                    print(op_info['detailed-status'])
-                    return
-                time.sleep(5)
-                t += 5
-            print ("Could not determine KDU status")
+    # try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.vnf.get(name)
 
-        if literal:
-            print(yaml.safe_dump(resp))
-            return
+    if kdu:
+        ns_id = resp['nsr-id-ref']
+        op_data={}
+        op_data['member_vnf_index'] = resp['member-vnf-index-ref']
+        op_data['kdu_name'] = kdu
+        op_data['primitive'] = 'status'
+        op_data['primitive_params'] = {}
+        op_id = ctx.obj.ns.exec_op(ns_id, op_name='action', op_data=op_data, wait=False)
+        t = 0
+        while t<30:
+            op_info = ctx.obj.ns.get_op(op_id)
+            if op_info['operationState'] == 'COMPLETED':
+                print(op_info['detailed-status'])
+                return
+            time.sleep(5)
+            t += 5
+        print ("Could not determine KDU status")
 
-        table = PrettyTable(['field', 'value'])
+    if literal:
+        print(yaml.safe_dump(resp))
+        return
 
-        for k, v in list(resp.items()):
-            if filter is None or filter in k:
-                table.add_row([k, wrap_text(text=json.dumps(v,indent=2),width=100)])
-        table.align = 'l'
-        print(table)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    table = PrettyTable(['field', 'value'])
+
+    for k, v in list(resp.items()):
+        if filter is None or filter in k:
+            table.add_row([k, wrap_text(text=json.dumps(v,indent=2),width=100)])
+    table.align = 'l'
+    print(table)
+    # except ClientException as e:
+    #     print(str(e))
+    #     exit(1)
 
 
-#@cli.command(name='vnf-monitoring-show')
+#@cli_osm.command(name='vnf-monitoring-show')
 #@click.argument('vnf_name')
 #@click.pass_context
 #def vnf_monitoring_show(ctx, vnf_name):
@@ -866,7 +865,7 @@ def vnf_show(ctx, name, literal, filter, kdu):
 #    print(table)
 
 
-#@cli.command(name='ns-monitoring-show')
+#@cli_osm.command(name='ns-monitoring-show')
 #@click.argument('ns_name')
 #@click.pass_context
 #def ns_monitoring_show(ctx, ns_name):
@@ -889,7 +888,7 @@ def vnf_show(ctx, name, literal, filter, kdu):
 #    print(table)
 
 
-@cli.command(name='ns-op-show', short_help='shows the info of a NS operation')
+@cli_osm.command(name='ns-op-show', short_help='shows the info of a NS operation')
 @click.argument('id')
 @click.option('--filter', default=None)
 @click.option('--literal', is_flag=True,
@@ -900,12 +899,12 @@ def ns_op_show(ctx, id, filter, literal):
 
     ID: operation identifier
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        op_info = ctx.obj.ns.get_op(id)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    op_info = ctx.obj.ns.get_op(id)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     if literal:
         print(yaml.safe_dump(op_info))
@@ -920,13 +919,13 @@ def ns_op_show(ctx, id, filter, literal):
 
 
 def nst_show(ctx, name, literal):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.nst.get(name)
-        #resp = ctx.obj.nst.get_individual(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.nst.get(name)
+    #resp = ctx.obj.nst.get_individual(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     if literal:
         print(yaml.safe_dump(resp))
@@ -939,7 +938,7 @@ def nst_show(ctx, name, literal):
     print(table)
 
 
-@cli.command(name='nst-show', short_help='shows the content of a Network Slice Template (NST)')
+@cli_osm.command(name='nst-show', short_help='shows the content of a Network Slice Template (NST)')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
 @click.argument('name')
@@ -952,7 +951,7 @@ def nst_show1(ctx, name, literal):
     nst_show(ctx, name, literal)
 
 
-@cli.command(name='netslice-template-show', short_help='shows the content of a Network Slice Template (NST)')
+@cli_osm.command(name='netslice-template-show', short_help='shows the content of a Network Slice Template (NST)')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
 @click.argument('name')
@@ -966,12 +965,12 @@ def nst_show2(ctx, name, literal):
 
 
 def nsi_show(ctx, name, literal, filter):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        nsi = ctx.obj.nsi.get(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    nsi = ctx.obj.nsi.get(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     if literal:
         print(yaml.safe_dump(nsi))
@@ -987,7 +986,7 @@ def nsi_show(ctx, name, literal, filter):
     print(table)
 
 
-@cli.command(name='nsi-show', short_help='shows the content of a Network Slice Instance (NSI)')
+@cli_osm.command(name='nsi-show', short_help='shows the content of a Network Slice Instance (NSI)')
 @click.argument('name')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
@@ -1001,7 +1000,7 @@ def nsi_show1(ctx, name, literal, filter):
     nsi_show(ctx, name, literal, filter)
 
 
-@cli.command(name='netslice-instance-show', short_help='shows the content of a Network Slice Instance (NSI)')
+@cli_osm.command(name='netslice-instance-show', short_help='shows the content of a Network Slice Instance (NSI)')
 @click.argument('name')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
@@ -1016,12 +1015,12 @@ def nsi_show2(ctx, name, literal, filter):
 
 
 def nsi_op_show(ctx, id, filter):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        op_info = ctx.obj.nsi.get_op(id)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    op_info = ctx.obj.nsi.get_op(id)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     table = PrettyTable(['field', 'value'])
     for k, v in list(op_info.items()):
@@ -1031,7 +1030,7 @@ def nsi_op_show(ctx, id, filter):
     print(table)
 
 
-@cli.command(name='nsi-op-show', short_help='shows the info of an operation over a Network Slice Instance(NSI)')
+@cli_osm.command(name='nsi-op-show', short_help='shows the info of an operation over a Network Slice Instance(NSI)')
 @click.argument('id')
 @click.option('--filter', default=None)
 @click.pass_context
@@ -1043,7 +1042,7 @@ def nsi_op_show1(ctx, id, filter):
     nsi_op_show(ctx, id, filter)
 
 
-@cli.command(name='netslice-instance-op-show', short_help='shows the info of an operation over a Network Slice Instance(NSI)')
+@cli_osm.command(name='netslice-instance-op-show', short_help='shows the info of an operation over a Network Slice Instance(NSI)')
 @click.argument('id')
 @click.option('--filter', default=None)
 @click.pass_context
@@ -1055,7 +1054,7 @@ def nsi_op_show2(ctx, id, filter):
     nsi_op_show(ctx, id, filter)
 
 
-@cli.command(name='pdu-show', short_help='shows the content of a Physical Deployment Unit (PDU)')
+@cli_osm.command(name='pdu-show', short_help='shows the content of a Physical Deployment Unit (PDU)')
 @click.argument('name')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
@@ -1066,12 +1065,12 @@ def pdu_show(ctx, name, literal, filter):
 
     NAME: name or ID of the PDU
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        pdu = ctx.obj.pdu.get(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    pdu = ctx.obj.pdu.get(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     if literal:
         print(yaml.safe_dump(pdu))
@@ -1092,15 +1091,15 @@ def pdu_show(ctx, name, literal, filter):
 ####################
 
 def nsd_create(ctx, filename, overwrite):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.nsd.create(filename, overwrite)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.nsd.create(filename, overwrite)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='nsd-create', short_help='creates a new NSD/NSpkg')
+@cli_osm.command(name='nsd-create', short_help='creates a new NSD/NSpkg')
 @click.argument('filename')
 @click.option('--overwrite', 'overwrite', default=None, hidden=True,
               help='Deprecated. Use override')
@@ -1116,7 +1115,7 @@ def nsd_create1(ctx, filename, overwrite):
     nsd_create(ctx, filename, overwrite)
 
 
-@cli.command(name='nspkg-create', short_help='creates a new NSD/NSpkg')
+@cli_osm.command(name='nspkg-create', short_help='creates a new NSD/NSpkg')
 @click.argument('filename')
 @click.option('--overwrite', 'overwrite', default=None, hidden=True,
               help='Deprecated. Use override')
@@ -1133,15 +1132,15 @@ def nsd_create2(ctx, filename, overwrite):
 
 
 def vnfd_create(ctx, filename, overwrite):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.vnfd.create(filename, overwrite)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.vnfd.create(filename, overwrite)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='vnfd-create', short_help='creates a new VNFD/VNFpkg')
+@cli_osm.command(name='vnfd-create', short_help='creates a new VNFD/VNFpkg')
 @click.argument('filename')
 @click.option('--overwrite', 'overwrite', default=None,
               help='overwrite deprecated, use override')
@@ -1157,7 +1156,7 @@ def vnfd_create1(ctx, filename, overwrite):
     vnfd_create(ctx, filename, overwrite)
 
 
-@cli.command(name='vnfpkg-create', short_help='creates a new VNFD/VNFpkg')
+@cli_osm.command(name='vnfpkg-create', short_help='creates a new VNFD/VNFpkg')
 @click.argument('filename')
 @click.option('--overwrite', 'overwrite', default=None, hidden=True,
               help='Deprecated. Use override')
@@ -1173,7 +1172,7 @@ def vnfd_create2(ctx, filename, overwrite):
     vnfd_create(ctx, filename, overwrite)
 
 
-@cli.command(name='nfpkg-create', short_help='creates a new NFpkg')
+@cli_osm.command(name='nfpkg-create', short_help='creates a new NFpkg')
 @click.argument('filename')
 @click.option('--overwrite', 'overwrite', default=None, hidden=True,
               help='Deprecated. Use override')
@@ -1189,7 +1188,7 @@ def nfpkg_create(ctx, filename, overwrite):
     vnfd_create(ctx, filename, overwrite)
 
 
-@cli.command(name='ns-create', short_help='creates a new Network Service instance')
+@cli_osm.command(name='ns-create', short_help='creates a new Network Service instance')
 @click.option('--ns_name',
               prompt=True, help='name of the NS instance')
 @click.option('--nsd_name',
@@ -1225,35 +1224,35 @@ def ns_create(ctx,
               config_file,
               wait):
     """creates a new NS instance"""
-    try:
-        if config_file:
-            check_client_version(ctx.obj, '--config_file')
-            if config:
-                raise ClientException('"--config" option is incompatible with "--config_file" option')
-            with open(config_file, 'r') as cf:
-                config=cf.read()
-        ctx.obj.ns.create(
-            nsd_name,
-            ns_name,
-            config=config,
-            ssh_keys=ssh_keys,
-            account=vim_account,
-            wait=wait)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    if config_file:
+        check_client_version(ctx.obj, '--config_file')
+        if config:
+            raise ClientException('"--config" option is incompatible with "--config_file" option')
+        with open(config_file, 'r') as cf:
+            config=cf.read()
+    ctx.obj.ns.create(
+        nsd_name,
+        ns_name,
+        config=config,
+        ssh_keys=ssh_keys,
+        account=vim_account,
+        wait=wait)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
 def nst_create(ctx, filename, overwrite):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.nst.create(filename, overwrite)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.nst.create(filename, overwrite)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='nst-create', short_help='creates a new Network Slice Template (NST)')
+@cli_osm.command(name='nst-create', short_help='creates a new Network Slice Template (NST)')
 @click.argument('filename')
 @click.option('--overwrite', 'overwrite', default=None, hidden=True,
               help='Deprecated. Use override')
@@ -1269,7 +1268,7 @@ def nst_create1(ctx, filename, overwrite):
     nst_create(ctx, filename, overwrite)
 
 
-@cli.command(name='netslice-template-create', short_help='creates a new Network Slice Template (NST)')
+@cli_osm.command(name='netslice-template-create', short_help='creates a new Network Slice Template (NST)')
 @click.argument('filename')
 @click.option('--overwrite', 'overwrite', default=None, hidden=True,
               help='Deprecated. Use override')
@@ -1287,21 +1286,21 @@ def nst_create2(ctx, filename, overwrite):
 
 def nsi_create(ctx, nst_name, nsi_name, vim_account, ssh_keys, config, config_file, wait):
     """creates a new Network Slice Instance (NSI)"""
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        if config_file:
-            if config:
-                raise ClientException('"--config" option is incompatible with "--config_file" option')
-            with open(config_file, 'r') as cf:
-                config=cf.read()
-        ctx.obj.nsi.create(nst_name, nsi_name, config=config, ssh_keys=ssh_keys,
-                           account=vim_account, wait=wait)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
-
-
-@cli.command(name='nsi-create', short_help='creates a new Network Slice Instance')
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    if config_file:
+        if config:
+            raise ClientException('"--config" option is incompatible with "--config_file" option')
+        with open(config_file, 'r') as cf:
+            config=cf.read()
+    ctx.obj.nsi.create(nst_name, nsi_name, config=config, ssh_keys=ssh_keys,
+                       account=vim_account, wait=wait)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
+
+
+@cli_osm.command(name='nsi-create', short_help='creates a new Network Slice Instance')
 @click.option('--nsi_name', prompt=True, help='name of the Network Slice Instance')
 @click.option('--nst_name', prompt=True, help='name of the Network Slice Template')
 @click.option('--vim_account', prompt=True, help='default VIM account id or name for the deployment')
@@ -1333,7 +1332,7 @@ def nsi_create1(ctx, nst_name, nsi_name, vim_account, ssh_keys, config, config_f
     nsi_create(ctx, nst_name, nsi_name, vim_account, ssh_keys, config, config_file, wait=wait)
 
 
-@cli.command(name='netslice-instance-create', short_help='creates a new Network Slice Instance')
+@cli_osm.command(name='netslice-instance-create', short_help='creates a new Network Slice Instance')
 @click.option('--nsi_name', prompt=True, help='name of the Network Slice Instance')
 @click.option('--nst_name', prompt=True, help='name of the Network Slice Template')
 @click.option('--vim_account', prompt=True, help='default VIM account id or name for the deployment')
@@ -1363,7 +1362,7 @@ def nsi_create2(ctx, nst_name, nsi_name, vim_account, ssh_keys, config, config_f
     nsi_create(ctx, nst_name, nsi_name, vim_account, ssh_keys, config, config_file, wait=wait)
 
 
-@cli.command(name='pdu-create', short_help='adds a new Physical Deployment Unit to the catalog')
+@cli_osm.command(name='pdu-create', short_help='adds a new Physical Deployment Unit to the catalog')
 @click.option('--name', help='name of the Physical Deployment Unit')
 @click.option('--pdu_type', help='type of PDU (e.g. router, firewall, FW001)')
 @click.option('--interface',
@@ -1377,51 +1376,51 @@ def nsi_create2(ctx, nst_name, nsi_name, vim_account, ssh_keys, config, config_f
 @click.pass_context
 def pdu_create(ctx, name, pdu_type, interface, description, vim_account, descriptor_file):
     """creates a new Physical Deployment Unit (PDU)"""
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        pdu = {}
-        if not descriptor_file:
-            if not name:
-                raise ClientException('in absence of descriptor file, option "--name" is mandatory')
-            if not pdu_type:
-                raise ClientException('in absence of descriptor file, option "--pdu_type" is mandatory')
-            if not interface:
-                raise ClientException('in absence of descriptor file, option "--interface" is mandatory (at least once)')
-            if not vim_account:
-                raise ClientException('in absence of descriptor file, option "--vim_account" is mandatory (at least once)')
-        else:
-            with open(descriptor_file, 'r') as df:
-                pdu = yaml.safe_load(df.read())
-        if name: pdu["name"] = name
-        if pdu_type: pdu["type"] = pdu_type
-        if description: pdu["description"] = description
-        if vim_account: pdu["vim_accounts"] = vim_account
-        if interface:
-            ifaces_list = []
-            for iface in interface:
-                new_iface={k:v for k,v in [i.split('=') for i in iface.split(',')]}
-                new_iface["mgmt"] = (new_iface.get("mgmt","false").lower() == "true")
-                ifaces_list.append(new_iface)
-            pdu["interfaces"] = ifaces_list
-        ctx.obj.pdu.create(pdu)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    pdu = {}
+    if not descriptor_file:
+        if not name:
+            raise ClientException('in absence of descriptor file, option "--name" is mandatory')
+        if not pdu_type:
+            raise ClientException('in absence of descriptor file, option "--pdu_type" is mandatory')
+        if not interface:
+            raise ClientException('in absence of descriptor file, option "--interface" is mandatory (at least once)')
+        if not vim_account:
+            raise ClientException('in absence of descriptor file, option "--vim_account" is mandatory (at least once)')
+    else:
+        with open(descriptor_file, 'r') as df:
+            pdu = yaml.safe_load(df.read())
+    if name: pdu["name"] = name
+    if pdu_type: pdu["type"] = pdu_type
+    if description: pdu["description"] = description
+    if vim_account: pdu["vim_accounts"] = vim_account
+    if interface:
+        ifaces_list = []
+        for iface in interface:
+            new_iface={k:v for k,v in [i.split('=') for i in iface.split(',')]}
+            new_iface["mgmt"] = (new_iface.get("mgmt","false").lower() == "true")
+            ifaces_list.append(new_iface)
+        pdu["interfaces"] = ifaces_list
+    ctx.obj.pdu.create(pdu)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 ####################
 # UPDATE operations
 ####################
 
 def nsd_update(ctx, name, content):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.nsd.update(name, content)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.nsd.update(name, content)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='nsd-update', short_help='updates a NSD/NSpkg')
+@cli_osm.command(name='nsd-update', short_help='updates a NSD/NSpkg')
 @click.argument('name')
 @click.option('--content', default=None,
               help='filename with the NSD/NSpkg replacing the current one')
@@ -1434,7 +1433,7 @@ def nsd_update1(ctx, name, content):
     nsd_update(ctx, name, content)
 
 
-@cli.command(name='nspkg-update', short_help='updates a NSD/NSpkg')
+@cli_osm.command(name='nspkg-update', short_help='updates a NSD/NSpkg')
 @click.argument('name')
 @click.option('--content', default=None,
               help='filename with the NSD/NSpkg replacing the current one')
@@ -1448,15 +1447,15 @@ def nsd_update2(ctx, name, content):
 
 
 def vnfd_update(ctx, name, content):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.vnfd.update(name, content)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.vnfd.update(name, content)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='vnfd-update', short_help='updates a new VNFD/VNFpkg')
+@cli_osm.command(name='vnfd-update', short_help='updates a new VNFD/VNFpkg')
 @click.argument('name')
 @click.option('--content', default=None,
               help='filename with the VNFD/VNFpkg replacing the current one')
@@ -1469,7 +1468,7 @@ def vnfd_update1(ctx, name, content):
     vnfd_update(ctx, name, content)
 
 
-@cli.command(name='vnfpkg-update', short_help='updates a VNFD/VNFpkg')
+@cli_osm.command(name='vnfpkg-update', short_help='updates a VNFD/VNFpkg')
 @click.argument('name')
 @click.option('--content', default=None,
               help='filename with the VNFD/VNFpkg replacing the current one')
@@ -1482,7 +1481,7 @@ def vnfd_update2(ctx, name, content):
     vnfd_update(ctx, name, content)
 
 
-@cli.command(name='nfpkg-update', short_help='updates a NFpkg')
+@cli_osm.command(name='nfpkg-update', short_help='updates a NFpkg')
 @click.argument('name')
 @click.option('--content', default=None,
               help='filename with the NFpkg replacing the current one')
@@ -1496,15 +1495,15 @@ def nfpkg_update(ctx, name, content):
 
 
 def nst_update(ctx, name, content):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.nst.update(name, content)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.nst.update(name, content)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='nst-update', short_help='updates a Network Slice Template (NST)')
+@cli_osm.command(name='nst-update', short_help='updates a Network Slice Template (NST)')
 @click.argument('name')
 @click.option('--content', default=None,
               help='filename with the NST/NSTpkg replacing the current one')
@@ -1517,7 +1516,7 @@ def nst_update1(ctx, name, content):
     nst_update(ctx, name, content)
 
 
-@cli.command(name='netslice-template-update', short_help='updates a Network Slice Template (NST)')
+@cli_osm.command(name='netslice-template-update', short_help='updates a Network Slice Template (NST)')
 @click.argument('name')
 @click.option('--content', default=None,
               help='filename with the NST/NSTpkg replacing the current one')
@@ -1535,18 +1534,18 @@ def nst_update2(ctx, name, content):
 ####################
 
 def nsd_delete(ctx, name, force):
-    try:
-        if not force:
-            ctx.obj.nsd.delete(name)
-        else:
-            check_client_version(ctx.obj, '--force')
-            ctx.obj.nsd.delete(name, force)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    if not force:
+        ctx.obj.nsd.delete(name)
+    else:
+        check_client_version(ctx.obj, '--force')
+        ctx.obj.nsd.delete(name, force)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='nsd-delete', short_help='deletes a NSD/NSpkg')
+@cli_osm.command(name='nsd-delete', short_help='deletes a NSD/NSpkg')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.pass_context
@@ -1558,7 +1557,7 @@ def nsd_delete1(ctx, name, force):
     nsd_delete(ctx, name, force)
 
 
-@cli.command(name='nspkg-delete', short_help='deletes a NSD/NSpkg')
+@cli_osm.command(name='nspkg-delete', short_help='deletes a NSD/NSpkg')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.pass_context
@@ -1571,18 +1570,18 @@ def nsd_delete2(ctx, name, force):
 
 
 def vnfd_delete(ctx, name, force):
-    try:
-        if not force:
-            ctx.obj.vnfd.delete(name)
-        else:
-            check_client_version(ctx.obj, '--force')
-            ctx.obj.vnfd.delete(name, force)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    if not force:
+        ctx.obj.vnfd.delete(name)
+    else:
+        check_client_version(ctx.obj, '--force')
+        ctx.obj.vnfd.delete(name, force)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='vnfd-delete', short_help='deletes a VNFD/VNFpkg')
+@cli_osm.command(name='vnfd-delete', short_help='deletes a VNFD/VNFpkg')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.pass_context
@@ -1594,7 +1593,7 @@ def vnfd_delete1(ctx, name, force):
     vnfd_delete(ctx, name, force)
 
 
-@cli.command(name='vnfpkg-delete', short_help='deletes a VNFD/VNFpkg')
+@cli_osm.command(name='vnfpkg-delete', short_help='deletes a VNFD/VNFpkg')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.pass_context
@@ -1606,7 +1605,7 @@ def vnfd_delete2(ctx, name, force):
     vnfd_delete(ctx, name, force)
 
 
-@cli.command(name='nfpkg-delete', short_help='deletes a NFpkg')
+@cli_osm.command(name='nfpkg-delete', short_help='deletes a NFpkg')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.pass_context
@@ -1618,7 +1617,7 @@ def nfpkg_delete(ctx, name, force):
     vnfd_delete(ctx, name, force)
 
 
-@cli.command(name='ns-delete', short_help='deletes a NS instance')
+@cli_osm.command(name='ns-delete', short_help='deletes a NS instance')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.option('--wait',
@@ -1633,27 +1632,27 @@ def ns_delete(ctx, name, force, wait):
 
     NAME: name or ID of the NS instance to be deleted
     """
-    try:
-        if not force:
-            ctx.obj.ns.delete(name, wait=wait)
-        else:
-            check_client_version(ctx.obj, '--force')
-            ctx.obj.ns.delete(name, force, wait=wait)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    if not force:
+        ctx.obj.ns.delete(name, wait=wait)
+    else:
+        check_client_version(ctx.obj, '--force')
+        ctx.obj.ns.delete(name, force, wait=wait)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
 def nst_delete(ctx, name, force):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.nst.delete(name, force)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.nst.delete(name, force)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='nst-delete', short_help='deletes a Network Slice Template (NST)')
+@cli_osm.command(name='nst-delete', short_help='deletes a Network Slice Template (NST)')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.pass_context
@@ -1665,7 +1664,7 @@ def nst_delete1(ctx, name, force):
     nst_delete(ctx, name, force)
 
 
-@cli.command(name='netslice-template-delete', short_help='deletes a Network Slice Template (NST)')
+@cli_osm.command(name='netslice-template-delete', short_help='deletes a Network Slice Template (NST)')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.pass_context
@@ -1678,15 +1677,15 @@ def nst_delete2(ctx, name, force):
 
 
 def nsi_delete(ctx, name, force, wait):
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.nsi.delete(name, force, wait=wait)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.nsi.delete(name, force, wait=wait)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='nsi-delete', short_help='deletes a Network Slice Instance (NSI)')
+@cli_osm.command(name='nsi-delete', short_help='deletes a Network Slice Instance (NSI)')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.option('--wait',
@@ -1704,7 +1703,7 @@ def nsi_delete1(ctx, name, force, wait):
     nsi_delete(ctx, name, force, wait=wait)
 
 
-@cli.command(name='netslice-instance-delete', short_help='deletes a Network Slice Instance (NSI)')
+@cli_osm.command(name='netslice-instance-delete', short_help='deletes a Network Slice Instance (NSI)')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.pass_context
@@ -1716,7 +1715,7 @@ def nsi_delete2(ctx, name, force, wait):
     nsi_delete(ctx, name, force, wait=wait)
 
 
-@cli.command(name='pdu-delete', short_help='deletes a Physical Deployment Unit (PDU)')
+@cli_osm.command(name='pdu-delete', short_help='deletes a Physical Deployment Unit (PDU)')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.pass_context
@@ -1725,19 +1724,19 @@ def pdu_delete(ctx, name, force):
 
     NAME: name or ID of the PDU to be deleted
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.pdu.delete(name, force)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.pdu.delete(name, force)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
 #################
 # VIM operations
 #################
 
-@cli.command(name='vim-create', short_help='creates a new VIM account')
+@cli_osm.command(name='vim-create', short_help='creates a new VIM account')
 @click.option('--name',
               prompt=True,
               help='Name to create datacenter')
@@ -1786,29 +1785,29 @@ def vim_create(ctx,
                sdn_port_mapping,
                wait):
     """creates a new VIM account"""
-    try:
-        if sdn_controller:
-            check_client_version(ctx.obj, '--sdn_controller')
-        if sdn_port_mapping:
-            check_client_version(ctx.obj, '--sdn_port_mapping')
-        vim = {}
-        vim['vim-username'] = user
-        vim['vim-password'] = password
-        vim['vim-url'] = auth_url
-        vim['vim-tenant-name'] = tenant
-        vim['vim-type'] = account_type
-        vim['description'] = description
-        vim['config'] = config
-        if sdn_controller or sdn_port_mapping:
-            ctx.obj.vim.create(name, vim, sdn_controller, sdn_port_mapping, wait=wait)
-        else:
-            ctx.obj.vim.create(name, vim, wait=wait)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    if sdn_controller:
+        check_client_version(ctx.obj, '--sdn_controller')
+    if sdn_port_mapping:
+        check_client_version(ctx.obj, '--sdn_port_mapping')
+    vim = {}
+    vim['vim-username'] = user
+    vim['vim-password'] = password
+    vim['vim-url'] = auth_url
+    vim['vim-tenant-name'] = tenant
+    vim['vim-type'] = account_type
+    vim['description'] = description
+    vim['config'] = config
+    if sdn_controller or sdn_port_mapping:
+        ctx.obj.vim.create(name, vim, sdn_controller, sdn_port_mapping, wait=wait)
+    else:
+        ctx.obj.vim.create(name, vim, wait=wait)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='vim-update', short_help='updates a VIM account')
+@cli_osm.command(name='vim-update', short_help='updates a VIM account')
 @click.argument('name')
 @click.option('--newname', help='New name for the VIM account')
 @click.option('--user', help='VIM username')
@@ -1844,24 +1843,24 @@ def vim_update(ctx,
 
     NAME: name or ID of the VIM account
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        vim = {}
-        if newname: vim['name'] = newname
-        if user: vim['vim_user'] = user
-        if password: vim['vim_password'] = password
-        if auth_url: vim['vim_url'] = auth_url
-        if tenant: vim['vim-tenant-name'] = tenant
-        if account_type: vim['vim_type'] = account_type
-        if description: vim['description'] = description
-        if config: vim['config'] = config
-        ctx.obj.vim.update(name, vim, sdn_controller, sdn_port_mapping, wait=wait)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
-
-
-@cli.command(name='vim-delete', short_help='deletes a VIM account')
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    vim = {}
+    if newname: vim['name'] = newname
+    if user: vim['vim_user'] = user
+    if password: vim['vim_password'] = password
+    if auth_url: vim['vim_url'] = auth_url
+    if tenant: vim['vim-tenant-name'] = tenant
+    if account_type: vim['vim_type'] = account_type
+    if description: vim['description'] = description
+    if config: vim['config'] = config
+    ctx.obj.vim.update(name, vim, sdn_controller, sdn_port_mapping, wait=wait)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
+
+
+@cli_osm.command(name='vim-delete', short_help='deletes a VIM account')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.option('--wait',
@@ -1876,18 +1875,18 @@ def vim_delete(ctx, name, force, wait):
 
     NAME: name or ID of the VIM account to be deleted
     """
-    try:
-        if not force:
-            ctx.obj.vim.delete(name, wait=wait)
-        else:
-            check_client_version(ctx.obj, '--force')
-            ctx.obj.vim.delete(name, force, wait=wait)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    if not force:
+        ctx.obj.vim.delete(name, wait=wait)
+    else:
+        check_client_version(ctx.obj, '--force')
+        ctx.obj.vim.delete(name, force, wait=wait)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='vim-list', short_help='list all VIM accounts')
+@cli_osm.command(name='vim-list', short_help='list all VIM accounts')
 #@click.option('--ro_update/--no_ro_update',
 #              default=False,
 #              help='update list from RO')
@@ -1912,7 +1911,7 @@ def vim_list(ctx, filter):
     print(table)
 
 
-@cli.command(name='vim-show', short_help='shows the details of a VIM account')
+@cli_osm.command(name='vim-show', short_help='shows the details of a VIM account')
 @click.argument('name')
 @click.pass_context
 def vim_show(ctx, name):
@@ -1920,13 +1919,13 @@ def vim_show(ctx, name):
 
     NAME: name or ID of the VIM account
     """
-    try:
-        resp = ctx.obj.vim.get(name)
-        if 'vim_password' in resp:
-            resp['vim_password']='********'
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    resp = ctx.obj.vim.get(name)
+    if 'vim_password' in resp:
+        resp['vim_password']='********'
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     table = PrettyTable(['key', 'attribute'])
     for k, v in list(resp.items()):
@@ -1939,7 +1938,7 @@ def vim_show(ctx, name):
 # WIM operations
 ####################
 
-@cli.command(name='wim-create', short_help='creates a new WIM account')
+@cli_osm.command(name='wim-create', short_help='creates a new WIM account')
 @click.option('--name',
               prompt=True,
               help='Name for the WIM account')
@@ -1982,27 +1981,27 @@ def wim_create(ctx,
                wim_port_mapping,
                wait):
     """creates a new WIM account"""
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        # if sdn_controller:
-        #     check_client_version(ctx.obj, '--sdn_controller')
-        # if sdn_port_mapping:
-        #     check_client_version(ctx.obj, '--sdn_port_mapping')
-        wim = {}
-        if user: wim['user'] = user
-        if password: wim['password'] = password
-        if url: wim['wim_url'] = url
-        # if tenant: wim['tenant'] = tenant
-        wim['wim_type'] = wim_type
-        if description: wim['description'] = description
-        if config: wim['config'] = config
-        ctx.obj.wim.create(name, wim, wim_port_mapping, wait=wait)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
-
-
-@cli.command(name='wim-update', short_help='updates a WIM account')
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    # if sdn_controller:
+    #     check_client_version(ctx.obj, '--sdn_controller')
+    # if sdn_port_mapping:
+    #     check_client_version(ctx.obj, '--sdn_port_mapping')
+    wim = {}
+    if user: wim['user'] = user
+    if password: wim['password'] = password
+    if url: wim['wim_url'] = url
+    # if tenant: wim['tenant'] = tenant
+    wim['wim_type'] = wim_type
+    if description: wim['description'] = description
+    if config: wim['config'] = config
+    ctx.obj.wim.create(name, wim, wim_port_mapping, wait=wait)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
+
+
+@cli_osm.command(name='wim-update', short_help='updates a WIM account')
 @click.argument('name')
 @click.option('--newname', help='New name for the WIM account')
 @click.option('--user', help='WIM username')
@@ -2035,24 +2034,24 @@ def wim_update(ctx,
 
     NAME: name or ID of the WIM account
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        wim = {}
-        if newname: wim['name'] = newname
-        if user: wim['user'] = user
-        if password: wim['password'] = password
-        if url: wim['url'] = url
-        # if tenant: wim['tenant'] = tenant
-        if wim_type: wim['wim_type'] = wim_type
-        if description: wim['description'] = description
-        if config: wim['config'] = config
-        ctx.obj.wim.update(name, wim, wim_port_mapping, wait=wait)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
-
-
-@cli.command(name='wim-delete', short_help='deletes a WIM account')
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    wim = {}
+    if newname: wim['name'] = newname
+    if user: wim['user'] = user
+    if password: wim['password'] = password
+    if url: wim['url'] = url
+    # if tenant: wim['tenant'] = tenant
+    if wim_type: wim['wim_type'] = wim_type
+    if description: wim['description'] = description
+    if config: wim['config'] = config
+    ctx.obj.wim.update(name, wim, wim_port_mapping, wait=wait)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
+
+
+@cli_osm.command(name='wim-delete', short_help='deletes a WIM account')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.option('--wait',
@@ -2066,34 +2065,34 @@ def wim_delete(ctx, name, force, wait):
 
     NAME: name or ID of the WIM account to be deleted
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.wim.delete(name, force, wait=wait)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.wim.delete(name, force, wait=wait)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='wim-list', short_help='list all WIM accounts')
+@cli_osm.command(name='wim-list', short_help='list all WIM accounts')
 @click.option('--filter', default=None,
               help='restricts the list to the WIM accounts matching the filter')
 @click.pass_context
 def wim_list(ctx, filter):
     """list all WIM accounts"""
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.wim.list(filter)
-        table = PrettyTable(['wim name', 'uuid'])
-        for wim in resp:
-            table.add_row([wim['name'], wim['uuid']])
-        table.align = 'l'
-        print(table)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.wim.list(filter)
+    table = PrettyTable(['wim name', 'uuid'])
+    for wim in resp:
+        table.add_row([wim['name'], wim['uuid']])
+    table.align = 'l'
+    print(table)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='wim-show', short_help='shows the details of a WIM account')
+@cli_osm.command(name='wim-show', short_help='shows the details of a WIM account')
 @click.argument('name')
 @click.pass_context
 def wim_show(ctx, name):
@@ -2101,14 +2100,14 @@ def wim_show(ctx, name):
 
     NAME: name or ID of the WIM account
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.wim.get(name)
-        if 'password' in resp:
-            resp['wim_password']='********'
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.wim.get(name)
+    if 'password' in resp:
+        resp['wim_password']='********'
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     table = PrettyTable(['key', 'attribute'])
     for k, v in list(resp.items()):
@@ -2121,7 +2120,7 @@ def wim_show(ctx, name):
 # SDN controller operations
 ####################
 
-@cli.command(name='sdnc-create', short_help='creates a new SDN controller')
+@cli_osm.command(name='sdnc-create', short_help='creates a new SDN controller')
 @click.option('--name',
               prompt=True,
               help='Name to create sdn controller')
@@ -2169,14 +2168,14 @@ def sdnc_create(ctx, **kwargs):
     if kwargs.get("sdn_controller_version"):
         print("option '--sdn_controller_version' is deprecated, use '---config={version: SDN_CONTROLLER_VERSION}'"
               " instead")
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.sdnc.create(kwargs["name"], sdncontroller, wait=kwargs["wait"])
-    except ClientException as e:
-        print(str(e))
-        exit(1)
-
-@cli.command(name='sdnc-update', short_help='updates an SDN controller')
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.sdnc.create(kwargs["name"], sdncontroller, wait=kwargs["wait"])
+    except ClientException as e:
+        print(str(e))
+        exit(1)
+
+@cli_osm.command(name='sdnc-update', short_help='updates an SDN controller')
 @click.argument('name')
 @click.option('--newname', help='New name for the SDN controller')
 @click.option('--description',  default=None, help='human readable description')
@@ -2215,15 +2214,15 @@ def sdnc_update(ctx, **kwargs):
         print("option '--sdn_controller_version' is deprecated, use '---config={version: SDN_CONTROLLER_VERSION}'"
               " instead")
 
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.sdnc.update(kwargs["name"], sdncontroller, wait=kwargs["wait"])
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.sdnc.update(kwargs["name"], sdncontroller, wait=kwargs["wait"])
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='sdnc-delete', short_help='deletes an SDN controller')
+@cli_osm.command(name='sdnc-delete', short_help='deletes an SDN controller')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.option('--wait', required=False, default=False, is_flag=True,
@@ -2234,26 +2233,26 @@ def sdnc_delete(ctx, name, force, wait):
 
     NAME: name or ID of the SDN controller to be deleted
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.sdnc.delete(name, force, wait=wait)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.sdnc.delete(name, force, wait=wait)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='sdnc-list', short_help='list all SDN controllers')
+@cli_osm.command(name='sdnc-list', short_help='list all SDN controllers')
 @click.option('--filter', default=None,
               help="restricts the list to the SDN controllers matching the filter with format: 'k[.k..]=v[&k[.k]=v2]'")
 @click.pass_context
 def sdnc_list(ctx, filter):
     """list all SDN controllers"""
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.sdnc.list(filter)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.sdnc.list(filter)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
     table = PrettyTable(['sdnc name', 'id'])
     for sdnc in resp:
         table.add_row([sdnc['name'], sdnc['_id']])
@@ -2261,7 +2260,7 @@ def sdnc_list(ctx, filter):
     print(table)
 
 
-@cli.command(name='sdnc-show', short_help='shows the details of an SDN controller')
+@cli_osm.command(name='sdnc-show', short_help='shows the details of an SDN controller')
 @click.argument('name')
 @click.pass_context
 def sdnc_show(ctx, name):
@@ -2269,12 +2268,12 @@ def sdnc_show(ctx, name):
 
     NAME: name or ID of the SDN controller
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.sdnc.get(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.sdnc.get(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     table = PrettyTable(['key', 'attribute'])
     for k, v in list(resp.items()):
@@ -2287,7 +2286,7 @@ def sdnc_show(ctx, name):
 # K8s cluster operations
 ###########################
 
-@cli.command(name='k8scluster-add')
+@cli_osm.command(name='k8scluster-add')
 @click.argument('name')
 @click.option('--creds',
               prompt=True,
@@ -2330,25 +2329,25 @@ def k8scluster_add(ctx,
 
     NAME: name of the K8s cluster
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        cluster = {}
-        cluster['name'] = name
-        with open(creds, 'r') as cf:
-            cluster['credentials'] = yaml.safe_load(cf.read())
-        cluster['k8s_version'] = version
-        cluster['vim_account'] = vim
-        cluster['nets'] = yaml.safe_load(k8s_nets)
-        cluster['description'] = description
-        if namespace: cluster['namespace'] = namespace
-        if cni: cluster['cni'] = yaml.safe_load(cni)
-        ctx.obj.k8scluster.create(name, cluster)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
-
-
-@cli.command(name='k8scluster-update', short_help='updates a K8s cluster')
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    cluster = {}
+    cluster['name'] = name
+    with open(creds, 'r') as cf:
+        cluster['credentials'] = yaml.safe_load(cf.read())
+    cluster['k8s_version'] = version
+    cluster['vim_account'] = vim
+    cluster['nets'] = yaml.safe_load(k8s_nets)
+    cluster['description'] = description
+    if namespace: cluster['namespace'] = namespace
+    if cni: cluster['cni'] = yaml.safe_load(cni)
+    ctx.obj.k8scluster.create(name, cluster)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
+
+
+@cli_osm.command(name='k8scluster-update', short_help='updates a K8s cluster')
 @click.argument('name')
 @click.option('--newname', help='New name for the K8s cluster')
 @click.option('--creds', help='credentials file, i.e. a valid `.kube/config` file')
@@ -2373,26 +2372,26 @@ def k8scluster_update(ctx,
 
     NAME: name or ID of the K8s cluster
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        cluster = {}
-        if newname: cluster['name'] = newname
-        if creds:
-            with open(creds, 'r') as cf:
-                cluster['credentials'] = yaml.safe_load(cf.read())
-        if version: cluster['k8s_version'] = version
-        if vim: cluster['vim_account'] = vim
-        if k8s_nets: cluster['nets'] = yaml.safe_load(k8s_nets)
-        if description: cluster['description'] = description
-        if namespace: cluster['namespace'] = namespace
-        if cni: cluster['cni'] = yaml.safe_load(cni)
-        ctx.obj.k8scluster.update(name, cluster)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
-
-
-@cli.command(name='k8scluster-delete')
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    cluster = {}
+    if newname: cluster['name'] = newname
+    if creds:
+        with open(creds, 'r') as cf:
+            cluster['credentials'] = yaml.safe_load(cf.read())
+    if version: cluster['k8s_version'] = version
+    if vim: cluster['vim_account'] = vim
+    if k8s_nets: cluster['nets'] = yaml.safe_load(k8s_nets)
+    if description: cluster['description'] = description
+    if namespace: cluster['namespace'] = namespace
+    if cni: cluster['cni'] = yaml.safe_load(cni)
+    ctx.obj.k8scluster.update(name, cluster)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
+
+
+@cli_osm.command(name='k8scluster-delete')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion from the DB (not recommended)')
 #@click.option('--wait',
@@ -2404,15 +2403,15 @@ def k8scluster_delete(ctx, name, force):
 
     NAME: name or ID of the K8s cluster to be deleted
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.k8scluster.delete(name, force=force)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.k8scluster.delete(name, force=force)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='k8scluster-list')
+@cli_osm.command(name='k8scluster-list')
 @click.option('--filter', default=None,
               help='restricts the list to the K8s clusters matching the filter')
 @click.option('--literal', is_flag=True,
@@ -2420,25 +2419,25 @@ def k8scluster_delete(ctx, name, force):
 @click.pass_context
 def k8scluster_list(ctx, filter, literal):
     """list all K8s clusters"""
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.k8scluster.list(filter)
-        if literal:
-            print(yaml.safe_dump(resp))
-            return
-        table = PrettyTable(['Name', 'Id', 'Version', 'VIM', 'K8s-nets', 'Operational State', 'Description'])
-        for cluster in resp:
-            table.add_row([cluster['name'], cluster['_id'], cluster['k8s_version'], cluster['vim_account'],
-                           json.dumps(cluster['nets']), cluster["_admin"]["operationalState"], 
-                           trunc_text(cluster.get('description',''),40)])
-        table.align = 'l'
-        print(table)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.k8scluster.list(filter)
+    if literal:
+        print(yaml.safe_dump(resp))
+        return
+    table = PrettyTable(['Name', 'Id', 'Version', 'VIM', 'K8s-nets', 'Operational State', 'Description'])
+    for cluster in resp:
+        table.add_row([cluster['name'], cluster['_id'], cluster['k8s_version'], cluster['vim_account'],
+                       json.dumps(cluster['nets']), cluster["_admin"]["operationalState"],
+                       trunc_text(cluster.get('description',''),40)])
+    table.align = 'l'
+    print(table)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='k8scluster-show')
+@cli_osm.command(name='k8scluster-show')
 @click.argument('name')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
@@ -2448,19 +2447,19 @@ def k8scluster_show(ctx, name, literal):
 
     NAME: name or ID of the K8s cluster
     """
-    try:
-        resp = ctx.obj.k8scluster.get(name)
-        if literal:
-            print(yaml.safe_dump(resp))
-            return
-        table = PrettyTable(['key', 'attribute'])
-        for k, v in list(resp.items()):
-            table.add_row([k, wrap_text(text=json.dumps(v, indent=2),width=100)])
-        table.align = 'l'
-        print(table)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    resp = ctx.obj.k8scluster.get(name)
+    if literal:
+        print(yaml.safe_dump(resp))
+        return
+    table = PrettyTable(['key', 'attribute'])
+    for k, v in list(resp.items()):
+        table.add_row([k, wrap_text(text=json.dumps(v, indent=2),width=100)])
+    table.align = 'l'
+    print(table)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
 
@@ -2468,7 +2467,7 @@ def k8scluster_show(ctx, name, literal):
 # Repo operations
 ###########################
 
-@cli.command(name='repo-add')
+@cli_osm.command(name='repo-add')
 @click.argument('name')
 @click.argument('uri')
 @click.option('--type',
@@ -2492,20 +2491,20 @@ def repo_add(ctx,
     NAME: name of the repo
     URI: URI of the repo
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        repo = {}
-        repo['name'] = name
-        repo['url'] = uri
-        repo['type'] = type
-        repo['description'] = description
-        ctx.obj.repo.create(name, repo)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    repo = {}
+    repo['name'] = name
+    repo['url'] = uri
+    repo['type'] = type
+    repo['description'] = description
+    ctx.obj.repo.create(name, repo)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='repo-update')
+@cli_osm.command(name='repo-update')
 @click.argument('name')
 @click.option('--newname', help='New name for the repo')
 @click.option('--uri', help='URI of the repo')
@@ -2526,20 +2525,20 @@ def repo_update(ctx,
 
     NAME: name of the repo
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        repo = {}
-        if newname: repo['name'] = newname
-        if uri: repo['uri'] = uri
-        if type: repo['type'] = type
-        if description: repo['description'] = description
-        ctx.obj.repo.update(name, repo)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    repo = {}
+    if newname: repo['name'] = newname
+    if uri: repo['uri'] = uri
+    if type: repo['type'] = type
+    if description: repo['description'] = description
+    ctx.obj.repo.update(name, repo)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='repo-delete')
+@cli_osm.command(name='repo-delete')
 @click.argument('name')
 @click.option('--force', is_flag=True, help='forces the deletion from the DB (not recommended)')
 #@click.option('--wait',
@@ -2551,15 +2550,15 @@ def repo_delete(ctx, name, force):
 
     NAME: name or ID of the repo to be deleted
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.repo.delete(name, force=force)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.repo.delete(name, force=force)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='repo-list')
+@cli_osm.command(name='repo-list')
 @click.option('--filter', default=None,
               help='restricts the list to the repos matching the filter')
 @click.option('--literal', is_flag=True,
@@ -2567,24 +2566,24 @@ def repo_delete(ctx, name, force):
 @click.pass_context
 def repo_list(ctx, filter, literal):
     """list all repos"""
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.repo.list(filter)
-        if literal:
-            print(yaml.safe_dump(resp))
-            return
-        table = PrettyTable(['Name', 'Id', 'Type', 'URI', 'Description'])
-        for repo in resp:
-            #cluster['k8s-nets'] = json.dumps(yaml.safe_load(cluster['k8s-nets']))
-            table.add_row([repo['name'], repo['_id'], repo['type'], repo['url'], trunc_text(repo.get('description',''),40)])
-        table.align = 'l'
-        print(table)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.repo.list(filter)
+    if literal:
+        print(yaml.safe_dump(resp))
+        return
+    table = PrettyTable(['Name', 'Id', 'Type', 'URI', 'Description'])
+    for repo in resp:
+        #cluster['k8s-nets'] = json.dumps(yaml.safe_load(cluster['k8s-nets']))
+        table.add_row([repo['name'], repo['_id'], repo['type'], repo['url'], trunc_text(repo.get('description',''),40)])
+    table.align = 'l'
+    print(table)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='repo-show')
+@cli_osm.command(name='repo-show')
 @click.argument('name')
 @click.option('--literal', is_flag=True,
               help='print literally, no pretty table')
@@ -2594,19 +2593,19 @@ def repo_show(ctx, name, literal):
 
     NAME: name or ID of the repo
     """
-    try:
-        resp = ctx.obj.repo.get(name)
-        if literal:
-            print(yaml.safe_dump(resp))
-            return
-        table = PrettyTable(['key', 'attribute'])
-        for k, v in list(resp.items()):
-            table.add_row([k, json.dumps(v, indent=2)])
-        table.align = 'l'
-        print(table)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    resp = ctx.obj.repo.get(name)
+    if literal:
+        print(yaml.safe_dump(resp))
+        return
+    table = PrettyTable(['key', 'attribute'])
+    for k, v in list(resp.items()):
+        table.add_row([k, json.dumps(v, indent=2)])
+    table.align = 'l'
+    print(table)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
 
@@ -2614,7 +2613,7 @@ def repo_show(ctx, name, literal):
 # Project mgmt operations
 ####################
 
-@cli.command(name='project-create', short_help='creates a new project')
+@cli_osm.command(name='project-create', short_help='creates a new project')
 @click.argument('name')
 #@click.option('--description',
 #              default='no description',
@@ -2627,15 +2626,15 @@ def project_create(ctx, name):
     """
     project = {}
     project['name'] = name
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.project.create(name, project)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.project.create(name, project)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='project-delete', short_help='deletes a project')
+@cli_osm.command(name='project-delete', short_help='deletes a project')
 @click.argument('name')
 #@click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.pass_context
@@ -2644,26 +2643,26 @@ def project_delete(ctx, name):
 
     NAME: name or ID of the project to be deleted
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.project.delete(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.project.delete(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='project-list', short_help='list all projects')
+@cli_osm.command(name='project-list', short_help='list all projects')
 @click.option('--filter', default=None,
               help='restricts the list to the projects matching the filter')
 @click.pass_context
 def project_list(ctx, filter):
     """list all projects"""
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.project.list(filter)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.project.list(filter)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
     table = PrettyTable(['name', 'id'])
     for proj in resp:
         table.add_row([proj['name'], proj['_id']])
@@ -2671,7 +2670,7 @@ def project_list(ctx, filter):
     print(table)
 
 
-@cli.command(name='project-show', short_help='shows the details of a project')
+@cli_osm.command(name='project-show', short_help='shows the details of a project')
 @click.argument('name')
 @click.pass_context
 def project_show(ctx, name):
@@ -2679,12 +2678,12 @@ def project_show(ctx, name):
 
     NAME: name or ID of the project
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.project.get(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.project.get(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     table = PrettyTable(['key', 'attribute'])
     for k, v in resp.items():
@@ -2693,7 +2692,7 @@ def project_show(ctx, name):
     print(table)
 
 
-@cli.command(name='project-update', short_help='updates a project (only the name can be updated)')
+@cli_osm.command(name='project-update', short_help='updates a project (only the name can be updated)')
 @click.argument('project')
 @click.option('--name',
               prompt=True,
@@ -2713,18 +2712,18 @@ def project_update(ctx, project, name):
     project_changes = {}
     project_changes['name'] = name
 
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.project.update(project, project_changes)
-    except ClientException as e:
-        print(str(e))
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.project.update(project, project_changes)
+    except ClientException as e:
+        print(str(e))
 
 
 ####################
 # User mgmt operations
 ####################
 
-@cli.command(name='user-create', short_help='creates a new user')
+@cli_osm.command(name='user-create', short_help='creates a new user')
 @click.argument('username')
 @click.option('--password',
               prompt=True,
@@ -2755,15 +2754,15 @@ def user_create(ctx, username, password, projects, project_role_mappings):
     user['projects'] = projects
     user['project_role_mappings'] = project_role_mappings
     
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.user.create(username, user)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.user.create(username, user)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='user-update', short_help='updates user information')
+@cli_osm.command(name='user-update', short_help='updates user information')
 @click.argument('username')
 @click.option('--password',
               # prompt=True,
@@ -2807,15 +2806,15 @@ def user_update(ctx, username, password, set_username, set_project, remove_proje
     user['add-project-role'] = add_project_role
     user['remove-project-role'] = remove_project_role
     
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.user.update(username, user)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.user.update(username, user)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='user-delete', short_help='deletes a user')
+@cli_osm.command(name='user-delete', short_help='deletes a user')
 @click.argument('name')
 #@click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.pass_context
@@ -2825,26 +2824,26 @@ def user_delete(ctx, name):
     \b
     NAME: name or ID of the user to be deleted
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.user.delete(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.user.delete(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='user-list', short_help='list all users')
+@cli_osm.command(name='user-list', short_help='list all users')
 @click.option('--filter', default=None,
               help='restricts the list to the users matching the filter')
 @click.pass_context
 def user_list(ctx, filter):
     """list all users"""
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.user.list(filter)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.user.list(filter)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
     table = PrettyTable(['name', 'id'])
     for user in resp:
         table.add_row([user['username'], user['_id']])
@@ -2852,7 +2851,7 @@ def user_list(ctx, filter):
     print(table)
 
 
-@cli.command(name='user-show', short_help='shows the details of a user')
+@cli_osm.command(name='user-show', short_help='shows the details of a user')
 @click.argument('name')
 @click.pass_context
 def user_show(ctx, name):
@@ -2860,14 +2859,14 @@ def user_show(ctx, name):
 
     NAME: name or ID of the user
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.user.get(name)
-        if 'password' in resp:
-            resp['password']='********'
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.user.get(name)
+    if 'password' in resp:
+        resp['password']='********'
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     table = PrettyTable(['key', 'attribute'])
     for k, v in resp.items():
@@ -2880,7 +2879,7 @@ def user_show(ctx, name):
 # Fault Management operations
 ####################
 
-@cli.command(name='ns-alarm-create')
+@cli_osm.command(name='ns-alarm-create')
 @click.argument('name')
 @click.option('--ns', prompt=True, help='NS instance id or name')
 @click.option('--vnf', prompt=True,
@@ -2903,27 +2902,27 @@ def ns_alarm_create(ctx, name, ns, vnf, vdu, metric, severity,
     """creates a new alarm for a NS instance"""
     # TODO: Check how to validate threshold_value.
     # Should it be an integer (1-100), percentage, or decimal (0.01-1.00)?
-    try:
-        ns_instance = ctx.obj.ns.get(ns)
-        alarm = {}
-        alarm['alarm_name'] = name
-        alarm['ns_id'] = ns_instance['_id']
-        alarm['correlation_id'] = ns_instance['_id']
-        alarm['vnf_member_index'] = vnf
-        alarm['vdu_name'] = vdu
-        alarm['metric_name'] = metric
-        alarm['severity'] = severity
-        alarm['threshold_value'] = int(threshold_value)
-        alarm['operation'] = threshold_operator
-        alarm['statistic'] = statistic
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.ns.create_alarm(alarm)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
-
-
-#@cli.command(name='ns-alarm-delete')
+    try:
+    ns_instance = ctx.obj.ns.get(ns)
+    alarm = {}
+    alarm['alarm_name'] = name
+    alarm['ns_id'] = ns_instance['_id']
+    alarm['correlation_id'] = ns_instance['_id']
+    alarm['vnf_member_index'] = vnf
+    alarm['vdu_name'] = vdu
+    alarm['metric_name'] = metric
+    alarm['severity'] = severity
+    alarm['threshold_value'] = int(threshold_value)
+    alarm['operation'] = threshold_operator
+    alarm['statistic'] = statistic
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.ns.create_alarm(alarm)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
+
+
+#@cli_osm.command(name='ns-alarm-delete')
 #@click.argument('name')
 #@click.pass_context
 #def ns_alarm_delete(ctx, name):
@@ -2943,7 +2942,7 @@ def ns_alarm_create(ctx, name, ns, vnf, vdu, metric, severity,
 # Performance Management operations
 ####################
 
-@cli.command(name='ns-metric-export', short_help='exports a metric to the internal OSM bus, which can be read by other apps')
+@cli_osm.command(name='ns-metric-export', short_help='exports a metric to the internal OSM bus, which can be read by other apps')
 @click.option('--ns', prompt=True, help='NS instance id or name')
 @click.option('--vnf', prompt=True,
               help='VNF name (VNF member index as declared in the NSD)')
@@ -2959,46 +2958,46 @@ def ns_metric_export(ctx, ns, vnf, vdu, metric, interval):
     """exports a metric to the internal OSM bus, which can be read by other apps"""
     # TODO: Check how to validate interval.
     # Should it be an integer (seconds), or should a suffix (s,m,h,d,w) also be permitted?
-    try:
-        ns_instance = ctx.obj.ns.get(ns)
-        metric_data = {}
-        metric_data['ns_id'] = ns_instance['_id']
-        metric_data['correlation_id'] = ns_instance['_id']
-        metric_data['vnf_member_index'] = vnf
-        metric_data['vdu_name'] = vdu
-        metric_data['metric_name'] = metric
-        metric_data['collection_unit'] = 'WEEK'
-        metric_data['collection_period'] = 1
-        check_client_version(ctx.obj, ctx.command.name)
-        if not interval:
-            print('{}'.format(ctx.obj.ns.export_metric(metric_data)))
-        else:
-            i = 1
-            while True:
-                print('{} {}'.format(ctx.obj.ns.export_metric(metric_data),i))
-                time.sleep(int(interval))
-                i+=1
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    ns_instance = ctx.obj.ns.get(ns)
+    metric_data = {}
+    metric_data['ns_id'] = ns_instance['_id']
+    metric_data['correlation_id'] = ns_instance['_id']
+    metric_data['vnf_member_index'] = vnf
+    metric_data['vdu_name'] = vdu
+    metric_data['metric_name'] = metric
+    metric_data['collection_unit'] = 'WEEK'
+    metric_data['collection_period'] = 1
+    check_client_version(ctx.obj, ctx.command.name)
+    if not interval:
+        print('{}'.format(ctx.obj.ns.export_metric(metric_data)))
+    else:
+        i = 1
+        while True:
+            print('{} {}'.format(ctx.obj.ns.export_metric(metric_data),i))
+            time.sleep(int(interval))
+            i+=1
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
 ####################
 # Other operations
 ####################
 
-@cli.command(name='version')
+@cli_osm.command(name='version')
 @click.pass_context
 def get_version(ctx):
-    try:
-        check_client_version(ctx.obj, "version")
-        print ("Server version: {}".format(ctx.obj.get_version()))
-        print ("Client version: {}".format(pkg_resources.get_distribution("osmclient").version))
-    except ClientException as e:
-        print(str(e))
-        exit(1)
-
-@cli.command(name='upload-package', short_help='uploads a VNF package or NS package')
+    try:
+    check_client_version(ctx.obj, "version")
+    print ("Server version: {}".format(ctx.obj.get_version()))
+    print ("Client version: {}".format(pkg_resources.get_distribution("osmclient").version))
+    except ClientException as e:
+        print(str(e))
+        exit(1)
+
+@cli_osm.command(name='upload-package', short_help='uploads a VNF package or NS package')
 @click.argument('filename')
 @click.pass_context
 def upload_package(ctx, filename):
@@ -3006,17 +3005,17 @@ def upload_package(ctx, filename):
 
     FILENAME: VNF or NS package file (tar.gz)
     """
-    try:
-        ctx.obj.package.upload(filename)
-        fullclassname = ctx.obj.__module__ + "." + ctx.obj.__class__.__name__
-        if fullclassname != 'osmclient.sol005.client.Client':
-            ctx.obj.package.wait_for_upload(filename)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    ctx.obj.package.upload(filename)
+    fullclassname = ctx.obj.__module__ + "." + ctx.obj.__class__.__name__
+    if fullclassname != 'osmclient.sol005.client.Client':
+        ctx.obj.package.wait_for_upload(filename)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-#@cli.command(name='ns-scaling-show')
+#@cli_osm.command(name='ns-scaling-show')
 #@click.argument('ns_name')
 #@click.pass_context
 #def show_ns_scaling(ctx, ns_name):
@@ -3058,7 +3057,7 @@ def upload_package(ctx, filename):
 #    print(table)
 
 
-#@cli.command(name='ns-scale')
+#@cli_osm.command(name='ns-scale')
 #@click.argument('ns_name')
 #@click.option('--ns_scale_group', prompt=True)
 #@click.option('--index', prompt=True)
@@ -3082,7 +3081,7 @@ def upload_package(ctx, filename):
 #        exit(1)
 
 
-#@cli.command(name='config-agent-list')
+#@cli_osm.command(name='config-agent-list')
 #@click.pass_context
 #def config_agent_list(ctx):
 #    """list config agents"""
@@ -3101,7 +3100,7 @@ def upload_package(ctx, filename):
 #    print(table)
 
 
-#@cli.command(name='config-agent-delete')
+#@cli_osm.command(name='config-agent-delete')
 #@click.argument('name')
 #@click.pass_context
 #def config_agent_delete(ctx, name):
@@ -3117,7 +3116,7 @@ def upload_package(ctx, filename):
 #        exit(1)
 
 
-#@cli.command(name='config-agent-add')
+#@cli_osm.command(name='config-agent-add')
 #@click.option('--name',
 #              prompt=True)
 #@click.option('--account_type',
@@ -3141,7 +3140,7 @@ def upload_package(ctx, filename):
 #        exit(1)
 
 
-#@cli.command(name='ro-dump')
+#@cli_osm.command(name='ro-dump')
 #@click.pass_context
 #def ro_dump(ctx):
 #    """shows RO agent information"""
@@ -3154,7 +3153,7 @@ def upload_package(ctx, filename):
 #    print(table)
 
 
-#@cli.command(name='vcs-list')
+#@cli_osm.command(name='vcs-list')
 #@click.pass_context
 #def vcs_list(ctx):
 #    check_client_version(ctx.obj, ctx.command.name, 'v1')
@@ -3166,7 +3165,7 @@ def upload_package(ctx, filename):
 #    print(table)
 
 
-@cli.command(name='ns-action', short_help='executes an action/primitive over a NS instance')
+@cli_osm.command(name='ns-action', short_help='executes an action/primitive over a NS instance')
 @click.argument('ns_name')
 @click.option('--vnf_name', default=None, help='member-vnf-index if the target is a vnf instead of a ns)')
 @click.option('--kdu_name', default=None, help='kdu-name if the target is a kdu)')
@@ -3195,33 +3194,33 @@ def ns_action(ctx,
 
     NS_NAME: name or ID of the NS instance
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        op_data = {}
-        if vnf_name:
-            op_data['member_vnf_index'] = vnf_name
-        if kdu_name:
-            op_data['kdu_name'] = kdu_name
-        if vdu_id:
-            op_data['vdu_id'] = vdu_id
-        if vdu_count:
-            op_data['vdu_count_index'] = vdu_count
-        op_data['primitive'] = action_name
-        if params_file:
-            with open(params_file, 'r') as pf:
-                params = pf.read()
-        if params:
-            op_data['primitive_params'] = yaml.safe_load(params)
-        else:
-            op_data['primitive_params'] = {}
-        print(ctx.obj.ns.exec_op(ns_name, op_name='action', op_data=op_data, wait=wait))
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    op_data = {}
+    if vnf_name:
+        op_data['member_vnf_index'] = vnf_name
+    if kdu_name:
+        op_data['kdu_name'] = kdu_name
+    if vdu_id:
+        op_data['vdu_id'] = vdu_id
+    if vdu_count:
+        op_data['vdu_count_index'] = vdu_count
+    op_data['primitive'] = action_name
+    if params_file:
+        with open(params_file, 'r') as pf:
+            params = pf.read()
+    if params:
+        op_data['primitive_params'] = yaml.safe_load(params)
+    else:
+        op_data['primitive_params'] = {}
+    print(ctx.obj.ns.exec_op(ns_name, op_name='action', op_data=op_data, wait=wait))
 
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='vnf-scale', short_help='executes a VNF scale (adding/removing VDUs)')
+@cli_osm.command(name='vnf-scale', short_help='executes a VNF scale (adding/removing VDUs)')
 @click.argument('ns_name')
 @click.argument('vnf_name')
 @click.option('--scaling-group', prompt=True, help="scaling-group-descriptor name to use")
@@ -3241,21 +3240,21 @@ def vnf_scale(ctx,
     NS_NAME: name or ID of the NS instance.
     VNF_NAME: member-vnf-index in the NS to be scaled.
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        if not scale_in and not scale_out:
-            scale_out = True
-        ctx.obj.ns.scale_vnf(ns_name, vnf_name, scaling_group, scale_in, scale_out)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    if not scale_in and not scale_out:
+        scale_out = True
+    ctx.obj.ns.scale_vnf(ns_name, vnf_name, scaling_group, scale_in, scale_out)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
 ##############################
 # Role Management Operations #
 ##############################
 
-@cli.command(name='role-create', short_help='creates a new role')
+@cli_osm.command(name='role-create', short_help='creates a new role')
 @click.argument('name')
 @click.option('--permissions',
               default=None,
@@ -3269,15 +3268,15 @@ def role_create(ctx, name, permissions):
     NAME: Name or ID of the role.
     DEFINITION: Definition of grant/denial of access to resources.
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.role.create(name, permissions)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.role.create(name, permissions)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='role-update', short_help='updates a role')
+@cli_osm.command(name='role-update', short_help='updates a role')
 @click.argument('name')
 @click.option('--set-name',
               default=None,
@@ -3302,15 +3301,15 @@ def role_update(ctx, name, set_name, add, remove):
     ADD: Grant/denial of access to resource to add.
     REMOVE: Grant/denial of access to resource to remove.
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.role.update(name, set_name, None, add, remove)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.role.update(name, set_name, None, add, remove)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='role-delete', short_help='deletes a role')
+@cli_osm.command(name='role-delete', short_help='deletes a role')
 @click.argument('name')
 # @click.option('--force', is_flag=True, help='forces the deletion bypassing pre-conditions')
 @click.pass_context
@@ -3321,15 +3320,15 @@ def role_delete(ctx, name):
     \b
     NAME: Name or ID of the role.
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        ctx.obj.role.delete(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    ctx.obj.role.delete(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
 
-@cli.command(name='role-list', short_help='list all roles')
+@cli_osm.command(name='role-list', short_help='list all roles')
 @click.option('--filter', default=None,
               help='restricts the list to the projects matching the filter')
 @click.pass_context
@@ -3337,12 +3336,12 @@ def role_list(ctx, filter):
     """
     List all roles.
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.role.list(filter)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.role.list(filter)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
     table = PrettyTable(['name', 'id'])
     for role in resp:
         table.add_row([role['name'], role['_id']])
@@ -3350,7 +3349,7 @@ def role_list(ctx, filter):
     print(table)
 
 
-@cli.command(name='role-show', short_help='show specific role')
+@cli_osm.command(name='role-show', short_help='show specific role')
 @click.argument('name')
 @click.pass_context
 def role_show(ctx, name):
@@ -3360,12 +3359,12 @@ def role_show(ctx, name):
     \b
     NAME: Name or ID of the role.
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        resp = ctx.obj.role.get(name)
-    except ClientException as e:
-        print(str(e))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    resp = ctx.obj.role.get(name)
+    except ClientException as e:
+        print(str(e))
+        exit(1)
 
     table = PrettyTable(['key', 'attribute'])
     for k, v in resp.items():
@@ -3374,7 +3373,7 @@ def role_show(ctx, name):
     print(table)
 
 
-@cli.command(name='package-create',
+@cli_osm.command(name='package-create',
              short_help='Create a package descriptor')
 @click.argument('package-type')
 @click.argument('package-name')
@@ -3440,29 +3439,29 @@ def package_create(ctx,
     PACKAGE_NAME: Name of the package to create the folder with the content.
     """
 
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        print("Creating the {} structure: {}/{}".format(package_type.upper(), base_directory, package_name))
-        resp = ctx.obj.package_tool.create(package_type,
-                                           base_directory,
-                                           package_name,
-                                           override=override,
-                                           image=image,
-                                           vdus=vdus,
-                                           vcpu=vcpu,
-                                           memory=memory,
-                                           storage=storage,
-                                           interfaces=interfaces,
-                                           vendor=vendor,
-                                           detailed=detailed,
-                                           netslice_subnets=netslice_subnets,
-                                           netslice_vlds=netslice_vlds)
-        print(resp)
-    except ClientException as inst:
-        print("ERROR: {}".format(inst))
-        exit(1)
-
-@cli.command(name='package-validate',
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    print("Creating the {} structure: {}/{}".format(package_type.upper(), base_directory, package_name))
+    resp = ctx.obj.package_tool.create(package_type,
+                                       base_directory,
+                                       package_name,
+                                       override=override,
+                                       image=image,
+                                       vdus=vdus,
+                                       vcpu=vcpu,
+                                       memory=memory,
+                                       storage=storage,
+                                       interfaces=interfaces,
+                                       vendor=vendor,
+                                       detailed=detailed,
+                                       netslice_subnets=netslice_subnets,
+                                       netslice_vlds=netslice_vlds)
+    print(resp)
+    except ClientException as inst:
+        print("ERROR: {}".format(inst))
+        exit(1)
+
+@cli_osm.command(name='package-validate',
              short_help='Validate a package descriptor')
 @click.argument('base-directory',
                 default=".",
@@ -3476,24 +3475,24 @@ def package_validate(ctx,
     \b
     BASE_DIRECTORY: Stub folder for NS, VNF or NST package.
     """
-    try:
-        check_client_version(ctx.obj, ctx.command.name)
-        results = ctx.obj.package_tool.validate(base_directory)
-        table = PrettyTable()
-        table.field_names = ["TYPE", "PATH", "VALID", "ERROR"]
-        # Print the dictionary generated by the validation function
-        for result in results:
-            table.add_row([result["type"], result["path"], result["valid"], result["error"]])
-        table.sortby = "VALID"
-        table.align["PATH"] = "l"
-        table.align["TYPE"] = "l"
-        table.align["ERROR"] = "l"
-        print(table)
-    except ClientException as inst:
-        print("ERROR: {}".format(inst))
-        exit(1)
+    try:
+    check_client_version(ctx.obj, ctx.command.name)
+    results = ctx.obj.package_tool.validate(base_directory)
+    table = PrettyTable()
+    table.field_names = ["TYPE", "PATH", "VALID", "ERROR"]
+    # Print the dictionary generated by the validation function
+    for result in results:
+        table.add_row([result["type"], result["path"], result["valid"], result["error"]])
+    table.sortby = "VALID"
+    table.align["PATH"] = "l"
+    table.align["TYPE"] = "l"
+    table.align["ERROR"] = "l"
+    print(table)
+    except ClientException as inst:
+        print("ERROR: {}".format(inst))
+        exit(1)
 
-@cli.command(name='package-build',
+@cli_osm.command(name='package-build',
              short_help='Build the tar.gz of the package')
 @click.argument('package-folder')
 @click.option('--skip-validation',
@@ -3510,20 +3509,28 @@ def package_build(ctx,
     \b
     PACKAGE_FOLDER: Folder of the NS, VNF or NST to be packaged
     """
+    # try:
+    check_client_version(ctx.obj, ctx.command.name)
+    results = ctx.obj.package_tool.build(package_folder, skip_validation)
+    print(results)
+    # except ClientException as inst:
+    #     print("ERROR: {}".format(inst))
+    #     exit(1)
+
+
+def cli():
     try:
-        check_client_version(ctx.obj, ctx.command.name)
-        results = ctx.obj.package_tool.build(package_folder, skip_validation)
-        print(results)
-    except ClientException as inst:
-        print("ERROR: {}".format(inst))
+        cli_osm()
+    except pycurl.error as exc:
+        print(exc)
+        print('Maybe "--hostname" option or OSM_HOSTNAME environment variable needs to be specified')
         exit(1)
+    except ClientException as exc:
+        print("ERROR: {}".format(exc))
+        exit(1)
+    # TODO capture other controlled exceptions here
+    # TODO remove the ClientException captures from all places, unless they do something different
 
 
 if __name__ == '__main__':
-    try:
-        cli()
-    except pycurl.error as e:
-        print(e)
-        print('Maybe "--hostname" option or OSM_HOSTNAME' +
-              'environment variable needs to be specified')
-        exit(1)
+    cli()