Set breakpoints with Pdb.set_trace () and follow the Nova/api/openstack/compute/servers.py-detail () process

By

Curl-s-H "X-auth-token: $OS _token" Http://192.168.153.128:8774/v2.1/servers/detail | Python-m json.tool command;

Get results:

{
"Servers": [] Note: Because servers is a core resource, all returns are empty.
}

1/opt/stack/nova/nova/api/openstack/compute/servers.py (detail) () Pdb.set_trace ()

11/opt/stack/nova/nova/api/openstack/wsgi.py (867) __getattribute__ ():
12/opt/stack/nova/nova/api/openstack/compute/servers.py (215) _get_servers (): "" "Returns servers, based on search Options specified. "" "
# # #search_opts. Update (req. GET)
121/usr/local/lib/python2.7/dist-packages/webob/request.py (813) GET (): "" "Return a multidict containing all the Variables from the query_string. "" "
122/usr/local/lib/python2.7/dist-packages/webob/multidict.py (255) keys ():
13/opt/stack/nova/nova/api/openstack/compute/servers.py (1106) _get_server_search_options (): "" "Return server Search options allowed by non-admin. "" "
14/opt/stack/nova/nova/api/openstack/api_version_request.py (126) is_supported (): "" "Check if API request version Satisfies version restrictions. "" "
# # #search_options: (' reservation_id ', ' name ', ' status ', ' image ', ' Flavor ', ' IP ', ...)
15/opt/stack/nova/nova/api/openstack/compute/servers.py (1187) remove_invalid_options (): "" "Remove search options That is not valid for non-admin api/context. "" "
16/opt/stack/nova/nova/api/openstack/common.py (521) is_all_tenants (): "" "Checks to see if the all_tenants flag are in Search_opts "" "
17>/opt/stack/nova/nova/api/openstack/compute/servers.py (332) _get_servers ()
Limit, marker = Common.get_limit_and_marker (req):
171/opt/stack/nova/nova/api/openstack/common.py (236) Get_limit_and_marker (): "" "get limited parameter from request." "
18>/opt/stack/nova/nova/api/openstack/compute/servers.py (333) _get_servers ()
-Sort_keys, Sort_dirs = Common.get_sort_params (req.params):
181>/usr/local/lib/python2.7/dist-packages/webob/request.py (846) params ()
182>/opt/stack/nova/nova/api/openstack/common.py (145) Get_sort_params ()
def get_sort_params (Input_params, default_key= ' created_at ', default_dir= ' desc '): "" Processes the parameters to Create a list of sort keys and sort directions that correspond to the ' Sort_key ' and ' sort_dir ' parameter values. ""
# # # return Sort_keys, Sort_dirs-([' Created_at '], [' DESC '])

19>/opt/stack/nova/nova/api/openstack/compute/servers.py (337) _get_servers ()
, expected_ Attrs.append (' services ')
20>/opt/stack/nova/nova/api/openstack/compute/servers.py (343) _get_servers ()
-Expected_attrs = Self._view_builder.get_show_expected_attrs (expected_attrs)
201>/opt/stack/nova/nova/ api/openstack/compute/views/servers.py (Get_show_expected_attrs) ()
Def get_show_expected_attrs (self, Expected_attrs=none):
# # #return sorted (list (set (Self._show_expected_attrs + expected_attrs))
21>/opt/ stack/nova/nova/api/openstack/compute/servers.py (347) _get_servers ()
, instance_list = Self.compute_api.get _all (elevated or context,search_opts=search_opts, Limit=limit, Marker=marker,expected_attrs=expected_attrs,
Sort_keys=sort_keys, Sort_dirs=sort_dirs)

211--call--
>/opt/stack/nova/nova/compute/api.py (2226) Get_all ()
def get_all (self, context, Search_opts=none, Limit=none, Marker=none,expected_attrs=none, Sort_keys=none, Sort_ Dirs=none): "" "Get all instances filtered by one of the given parameters." "

22>/opt/stack/nova/nova/api/openstack/compute/servers.py (213) Detail ()
--Return servers
221>/opt/stack/nova/nova/api/openstack/extensions.py (338) wrapped ()->{' servers ': []}
--return F (*args, **kwargs)
222>/opt/stack/nova/nova/api/openstack/wsgi.py (749) dispatch ()->{' servers ': []}
--Return method (Req=request, **action_args)
223>/opt/stack/nova/nova/api/openstack/wsgi.py (417) __exit__ ()
def __exit__ (self, ex_type, Ex_value, Ex_traceback):
224>/opt/stack/nova/nova/api/openstack/wsgi.py (669) _process_stack ()
If not response:
225>/opt/stack/nova/nova/api/openstack/wsgi.py (705) _process_stack ()-><respons...c OK>
--Return response
226>/opt/stack/nova/nova/api/openstack/wsgi.py (607) __call__ ()-><respons...c OK>
Content_Type, body, accept)
227>/usr/local/lib/python2.7/dist-packages/webob/dec.py (195) call_func ()-><respons...c OK>
--Return Self.func (req, *args, **kwargs)
>/usr/local/lib/python2.7/dist-packages/webob/dec.py (133) __call__ ()
If RESP is None:
(PDB) n
>/usr/local/lib/python2.7/dist-packages/webob/dec.py (136) __call__ ()
If Isinstance (resp, text_type):
(PDB) n
>/usr/local/lib/python2.7/dist-packages/webob/dec.py (138) __call__ ()
If Isinstance (resp, bytes):
(PDB) n
>/usr/local/lib/python2.7/dist-packages/webob/dec.py (142) __call__ ()
If RESP is not req.response:
(PDB) n
>/usr/local/lib/python2.7/dist-packages/webob/dec.py (143) __call__ ()
-resp = req.response.merge_cookies (resp)
(PDB) n
>/usr/local/lib/python2.7/dist-packages/webob/dec.py (144) __call__ ()
--Return resp (environ, start_response)
(PDB) n
--return--
>/usr/local/lib/python2.7/dist-packages/webob/dec.py (144) __call__ ()->[' {"Servers": []} ']
--Return resp (environ, start_response)
(PDB) n
--return--
>/usr/local/lib/python2.7/dist-packages/webob/dec.py (144) __call__ ()->[' {"Servers": []} ']
--Return resp (environ, start_response)
(PDB) n
>/usr/local/lib/python2.7/dist-packages/routes/middleware.py (144) __call__ ()
Try:

Set breakpoints with Pdb.set_trace () and follow the Nova/api/openstack/compute/servers.py-detail () process