2 File used to handle issuing request to OAR and parse OAR's JSON responses.
3 Contains the following classes:
4 - JsonPage : handles multiple pages OAR answers.
5 - OARRestapi : handles issuing POST or GET requests to OAR.
6 - ParsingResourcesFull : dedicated to parsing OAR's answer to a get resources
8 - OARGETParser : handles parsing the Json answers to different GET requests.
11 from httplib import HTTPConnection, HTTPException, NotConnected
13 from sfa.util.config import Config
14 from sfa.util.sfalogging import logger
20 """Class used to manipulate json pages given by OAR.
22 In case the json answer from a GET request is too big to fit in one json
23 page, this class provides helper methods to retrieve all the pages and
24 store them in a list before putting them into one single json dictionary,
25 facilitating the parsing.
30 """Defines attributes to manipulate and parse the json pages.
33 #All are boolean variables
34 self.concatenate = False
35 #Indicates end of data, no more pages to be loaded.
37 self.next_page = False
39 self.next_offset = None
43 def FindNextPage(self):
45 Gets next data page from OAR when the query's results are too big to
46 be transmitted in a single page. Uses the "links' item in the json
47 returned to check if an additionnal page has to be loaded. Updates
48 object attributes next_page, next_offset, and end.
51 if "links" in self.raw_json:
52 for page in self.raw_json['links']:
53 if page['rel'] == 'next':
54 self.concatenate = True
56 self.next_offset = "?" + page['href'].split("?")[1]
61 self.next_page = False
62 self.next_offset = None
66 #Otherwise, no next page and no concatenate, must be a single page
67 #Concatenate the single page and get out of here.
69 self.next_page = False
70 self.concatenate = True
71 self.next_offset = None
75 def ConcatenateJsonPages(saved_json_list):
77 If the json answer is too big to be contained in a single page,
78 all the pages have to be loaded and saved before being appended to the
81 :param saved_json_list: list of all the stored pages, including the
83 :type saved_json_list: list
84 :returns: Returns a dictionary with all the pages saved in the
85 saved_json_list. The key of the dictionary is 'items'.
89 .. seealso:: SendRequest
90 .. warning:: Assumes the apilib is 0.2.10 (with the 'items' key in the
99 for page in saved_json_list:
100 tmp['items'].extend(page['items'])
103 def ResetNextPage(self):
105 Resets all the Json page attributes (next_page, next_offset,
106 concatenate, end). Has to be done before getting another json answer
107 so that the previous page status does not affect the new json load.
110 self.next_page = True
111 self.next_offset = None
112 self.concatenate = False
117 """Class used to connect to the OAR server and to send GET and POST
124 OAR_REQUEST_POST_URI_DICT = {'POST_job': {'uri': '/oarapi/jobs.json'},
126 {'uri': '/oarapi/jobs/id.json'},
129 POST_FORMAT = {'json': {'content': "application/json", 'object': json}}
131 #OARpostdatareqfields = {'resource' :"/nodes=", 'command':"sleep", \
132 #'workdir':"/home/", 'walltime':""}
134 def __init__(self, config_file='/etc/sfa/oar_config.py'):
136 self.oarserver['uri'] = None
137 self.oarserver['postformat'] = 'json'
140 execfile(config_file, self.__dict__)
142 self.config_file = config_file
143 # path to configuration data
144 self.config_path = os.path.dirname(config_file)
147 raise IOError, "Could not find or load the configuration file: %s" \
149 #logger.setLevelDebug()
150 self.oarserver['ip'] = self.OAR_IP
151 self.oarserver['port'] = self.OAR_PORT
152 self.jobstates = ['Terminated', 'Hold', 'Waiting', 'toLaunch',
153 'toError', 'toAckReservation', 'Launching',
154 'Finishing', 'Running', 'Suspended', 'Resuming',
157 self.parser = OARGETParser(self)
160 def GETRequestToOARRestAPI(self, request, strval=None,
161 next_page=None, username=None):
163 """Makes a GET request to OAR.
165 Fetch the uri associated with the resquest stored in
166 OARrequests_uri_dict, adds the username if needed and if available, adds
167 strval to the request uri if needed, connects to OAR and issues the GET
168 request. Gets the json reply.
170 :param request: One of the known get requests that are keys in the
171 OARrequests_uri_dict.
172 :param strval: used when a job id has to be specified.
173 :param next_page: used to tell OAR to send the next page for this
174 Get request. Is appended to the GET uri.
175 :param username: used when a username has to be specified, when looking
176 for jobs scheduled by a particular user for instance.
178 :type request: string
179 :type strval: integer
180 :type next_page: boolean
181 :type username: string
182 :returns: a json dictionary if OAR successfully processed the GET
185 .. seealso:: OARrequests_uri_dict
187 self.oarserver['uri'] = \
188 OARGETParser.OARrequests_uri_dict[request]['uri']
189 #Get job details with username
190 if 'owner' in OARGETParser.OARrequests_uri_dict[request] and username:
191 self.oarserver['uri'] += \
192 OARGETParser.OARrequests_uri_dict[request]['owner'] + username
194 data = json.dumps({})
195 logger.debug("OARrestapi \tGETRequestToOARRestAPI %s" % (request))
197 self.oarserver['uri'] = self.oarserver['uri'].\
198 replace("id", str(strval))
201 self.oarserver['uri'] += next_page
204 headers['X-REMOTE_IDENT'] = username
206 logger.debug("OARrestapi: \t GETRequestToOARRestAPI \
207 self.oarserver['uri'] %s strval %s"
208 % (self.oarserver['uri'], strval))
210 #seems that it does not work if we don't add this
211 headers['content-length'] = '0'
213 conn = HTTPConnection(self.oarserver['ip'],
214 self.oarserver['port'])
215 conn.request("GET", self.oarserver['uri'], data, headers)
216 resp = conn.getresponse()
218 except Exception as error:
219 logger.log_exc("GET_OAR_SRVR : Connection error: %s "
221 raise Exception ("GET_OAR_SRVR : Connection error %s " %(error))
226 # except HTTPException, error:
227 # logger.log_exc("GET_OAR_SRVR : Problem with OAR server : %s "
229 #raise ServerError("GET_OAR_SRVR : Could not reach OARserver")
230 if resp.status >= 400:
231 raise ValueError ("Response Error %s, %s" %(resp.status,
234 js_dict = json.loads(body)
235 #print "\r\n \t\t\t js_dict keys" , js_dict.keys(), " \r\n", js_dict
238 except ValueError, error:
239 logger.log_exc("Failed to parse Server Response: %s ERROR %s"
241 #raise ServerError("Failed to parse Server Response:" + js)
244 def POSTRequestToOARRestAPI(self, request, datadict, username=None):
245 """ Used to post a job on OAR , along with data associated
250 #first check that all params for are OK
252 self.oarserver['uri'] = \
253 self.OAR_REQUEST_POST_URI_DICT[request]['uri']
256 logger.log_exc("OARrestapi \tPOSTRequestToOARRestAPI request not \
259 if datadict and 'strval' in datadict:
260 self.oarserver['uri'] = self.oarserver['uri'].replace("id", \
261 str(datadict['strval']))
262 del datadict['strval']
264 data = json.dumps(datadict)
265 headers = {'X-REMOTE_IDENT':username, \
266 'content-type': self.POST_FORMAT['json']['content'], \
267 'content-length':str(len(data))}
270 conn = HTTPConnection(self.oarserver['ip'], \
271 self.oarserver['port'])
272 conn.request("POST", self.oarserver['uri'], data, headers)
273 resp = conn.getresponse()
277 logger.log_exc("POSTRequestToOARRestAPI NotConnected ERROR: \
278 data %s \r\n \t\n \t\t headers %s uri %s" \
279 %(data,headers,self.oarserver['uri']))
280 except Exception as error:
281 logger.log_exc("POST_OAR_SERVER : Connection error: %s "
283 raise Exception ("POST_OAR_SERVER : Connection error %s " %(error))
288 if resp.status >= 400:
289 raise ValueError ("Response Error %s, %s" %(resp.status,
294 answer = json.loads(body)
295 logger.debug("POSTRequestToOARRestAPI : answer %s" % (answer))
298 except ValueError, error:
299 logger.log_exc("Failed to parse Server Response: error %s \
301 #raise ServerError("Failed to parse Server Response:" + answer)
304 class ParsingResourcesFull():
306 Class dedicated to parse the json response from a GET_resources_full from
312 Set the parsing dictionary. Works like a switch case, if the key is
313 found in the dictionary, then the associated function is called.
314 This is used in ParseNodes to create an usable dictionary from
315 the Json returned by OAR when issuing a GET resources full request.
317 .. seealso:: ParseNodes
320 self.resources_fulljson_dict = {
321 'network_address': self.AddNodeNetworkAddr,
322 'site': self.AddNodeSite,
323 # 'radio': self.AddNodeRadio,
324 'mobile': self.AddMobility,
328 'archi': self.AddHardwareType,
329 'state': self.AddBootState,
330 'id': self.AddOarNodeId,
331 'mobility_type': self.AddMobilityType,
336 def AddOarNodeId(self, tuplelist, value):
337 """Adds Oar internal node id to the nodes' attributes.
339 Appends tuple ('oar_id', node_id) to the tuplelist. Used by ParseNodes.
341 .. seealso:: ParseNodes
345 tuplelist.append(('oar_id', int(value)))
348 def AddNodeNetworkAddr(self, dictnode, value):
349 """First parsing function to be called to parse the json returned by OAR
350 answering a GET_resources (/oarapi/resources.json) request.
352 When a new node is found in the json, this function is responsible for
353 creating a new entry in the dictionary for storing information on this
354 specific node. The key is the node network address, which is also the
356 The value associated with the key is a tuple list.It contains all
357 the nodes attributes. The tuplelist will later be turned into a dict.
359 :param dictnode: should be set to the OARGETParser atribute
360 node_dictlist. It will store the information on the nodes.
361 :param value: the node_id is the network_address in the raw json.
363 :type dictnode: dictionary
365 .. seealso: ParseResources, ParseNodes
369 dictnode[node_id] = [('node_id', node_id),('hostname', node_id) ]
373 def AddNodeSite(self, tuplelist, value):
374 """Add the site's node to the dictionary.
377 :param tuplelist: tuple list on which to add the node's site.
378 Contains the other node attributes as well.
379 :param value: value to add to the tuple list, in this case the node's
381 :type tuplelist: list
384 .. seealso:: AddNodeNetworkAddr
387 tuplelist.append(('site', str(value)))
389 # def AddNodeRadio(tuplelist, value):
390 # """Add thenode's radio chipset type to the tuple list.
392 # :param tuplelist: tuple list on which to add the node's mobility
393 # status. The tuplelist is the value associated with the node's
394 # id in the OARGETParser
395 # 's dictionary node_dictlist.
396 # :param value: name of the radio chipset on the node.
397 # :type tuplelist: list
398 # :type value: string
400 # .. seealso:: AddNodeNetworkAddr
403 # tuplelist.append(('radio', str(value)))
405 def AddMobilityType(self, tuplelist, value):
406 """Adds which kind of mobility it is, train or roomba robot.
408 :param tuplelist: tuple list on which to add the node's mobility status.
409 The tuplelist is the value associated with the node's id in the
410 OARGETParser's dictionary node_dictlist.
411 :param value: tells if a node is a mobile node or not. The value is
414 :type tuplelist: list
418 tuplelist.append(('mobility_type', str(value)))
421 def AddMobility(self, tuplelist, value):
422 """Add if the node is a mobile node or not to the tuple list.
424 :param tuplelist: tuple list on which to add the node's mobility status.
425 The tuplelist is the value associated with the node's id in the
426 OARGETParser's dictionary node_dictlist.
427 :param value: tells if a node is a mobile node or not. The value is found
430 :type tuplelist: list
433 .. seealso:: AddNodeNetworkAddr
437 tuplelist.append(('mobile', 'False'))
439 tuplelist.append(('mobile', 'True'))
442 def AddPosX(self, tuplelist, value):
443 """Add the node's position on the x axis.
445 :param tuplelist: tuple list on which to add the node's position . The
446 tuplelist is the value associated with the node's id in the
447 OARGETParser's dictionary node_dictlist.
448 :param value: the position x.
450 :type tuplelist: list
453 .. seealso:: AddNodeNetworkAddr
456 tuplelist.append(('posx', value ))
460 def AddPosY(self, tuplelist, value):
461 """Add the node's position on the y axis.
463 :param tuplelist: tuple list on which to add the node's position . The
464 tuplelist is the value associated with the node's id in the
465 OARGETParser's dictionary node_dictlist.
466 :param value: the position y.
468 :type tuplelist: list
471 .. seealso:: AddNodeNetworkAddr
474 tuplelist.append(('posy', value))
478 def AddPosZ(self, tuplelist, value):
479 """Add the node's position on the z axis.
481 :param tuplelist: tuple list on which to add the node's position . The
482 tuplelist is the value associated with the node's id in the
483 OARGETParser's dictionary node_dictlist.
484 :param value: the position z.
486 :type tuplelist: list
489 .. seealso:: AddNodeNetworkAddr
493 tuplelist.append(('posz', value))
497 def AddBootState(tself, tuplelist, value):
498 """Add the node's state, Alive or Suspected.
500 :param tuplelist: tuple list on which to add the node's state . The
501 tuplelist is the value associated with the node's id in the
502 OARGETParser 's dictionary node_dictlist.
503 :param value: node's state.
505 :type tuplelist: list
508 .. seealso:: AddNodeNetworkAddr
511 tuplelist.append(('boot_state', str(value)))
514 def AddHardwareType(self, tuplelist, value):
515 """Add the node's hardware model and radio chipset type to the tuple
518 :param tuplelist: tuple list on which to add the node's architecture
519 and radio chipset type.
520 :param value: hardware type: radio chipset. The value contains both the
521 architecture and the radio chipset, separated by a colon.
522 :type tuplelist: list
525 .. seealso:: AddNodeNetworkAddr
529 value_list = value.split(':')
530 tuplelist.append(('archi', value_list[0]))
531 tuplelist.append(('radio', value_list[1]))
535 """Class providing parsing methods associated to specific GET requests.
539 def __init__(self, srv):
540 self.version_json_dict = {
541 'api_version': None, 'apilib_version': None,
542 'api_timezone': None, 'api_timestamp': None, 'oar_version': None}
543 self.config = Config()
544 self.interface_hrn = self.config.SFA_INTERFACE_HRN
545 self.timezone_json_dict = {
546 'timezone': None, 'api_timestamp': None, }
547 #self.jobs_json_dict = {
548 #'total' : None, 'links' : [],\
549 #'offset':None , 'items' : [], }
550 #self.jobs_table_json_dict = self.jobs_json_dict
551 #self.jobs_details_json_dict = self.jobs_json_dict
553 self.node_dictlist = {}
555 self.json_page = JsonPage()
556 self.parsing_resourcesfull = ParsingResourcesFull()
559 self.SendRequest("GET_version")
562 def ParseVersion(self):
563 """Parses the OAR answer to the GET_version ( /oarapi/version.json.)
565 Finds the OAR apilib version currently used. Has an impact on the json
566 structure returned by OAR, so the version has to be known before trying
567 to parse the jsons returned after a get request has been issued.
568 Updates the attribute version_json_dict.
572 if 'oar_version' in self.json_page.raw_json:
573 self.version_json_dict.update(
574 api_version=self.json_page.raw_json['api_version'],
575 apilib_version=self.json_page.raw_json['apilib_version'],
576 api_timezone=self.json_page.raw_json['api_timezone'],
577 api_timestamp=self.json_page.raw_json['api_timestamp'],
578 oar_version=self.json_page.raw_json['oar_version'])
580 self.version_json_dict.update(
581 api_version=self.json_page.raw_json['api'],
582 apilib_version=self.json_page.raw_json['apilib'],
583 api_timezone=self.json_page.raw_json['api_timezone'],
584 api_timestamp=self.json_page.raw_json['api_timestamp'],
585 oar_version=self.json_page.raw_json['oar'])
587 print self.version_json_dict['apilib_version']
590 def ParseTimezone(self):
591 """Get the timezone used by OAR.
593 Get the timezone from the answer to the GET_timezone request.
594 :return: api_timestamp and api timezone.
595 :rype: integer, integer
599 api_timestamp = self.json_page.raw_json['api_timestamp']
600 api_tz = self.json_page.raw_json['timezone']
601 return api_timestamp, api_tz
604 """Called when a GET_jobs request has been issued to OAR.
606 Corresponds to /oarapi/jobs.json uri. Currently returns the raw json
608 :returns: json_page.raw_json
611 .. warning:: Does not actually parse the information in the json. SA
617 return self.json_page.raw_json
619 def ParseJobsTable(self):
620 """In case we need to use the job table in the future.
622 Associated with the GET_jobs_table : '/oarapi/jobs/table.json uri.
623 .. warning:: NOT USED. DOES NOTHING.
625 print "ParseJobsTable"
627 def ParseJobsDetails(self):
628 """Currently only returns the same json in self.json_page.raw_json.
630 .. todo:: actually parse the json
631 .. warning:: currently, this function is not used a lot, so I have no
632 idea what could be useful to parse, returning the full json. NT
635 #logger.debug("ParseJobsDetails %s " %(self.json_page.raw_json))
636 return self.json_page.raw_json
639 def ParseJobsIds(self):
640 """Associated with the GET_jobs_id OAR request.
642 Parses the json dict (OAR answer) to the GET_jobs_id request
643 /oarapi/jobs/id.json.
646 :returns: dictionary whose keys are listed in the local variable
647 job_resources and values that are in the json dictionary returned
648 by OAR with the job information.
652 job_resources = ['wanted_resources', 'name', 'id', 'start_time',
653 'state', 'owner', 'walltime', 'message']
655 # Unused variable providing the contents of the json dict returned from
656 # get job resources full request
657 job_resources_full = [
658 'launching_directory', 'links',
659 'resubmit_job_id', 'owner', 'events', 'message',
660 'scheduled_start', 'id', 'array_id', 'exit_code',
661 'properties', 'state', 'array_index', 'walltime',
662 'type', 'initial_request', 'stop_time', 'project',
663 'start_time', 'dependencies', 'api_timestamp', 'submission_time',
664 'reservation', 'stdout_file', 'types', 'cpuset_name',
665 'name', 'wanted_resources', 'queue', 'stderr_file', 'command']
668 job_info = self.json_page.raw_json
669 #logger.debug("OARESTAPI ParseJobsIds %s" %(self.json_page.raw_json))
672 for k in job_resources:
673 values.append(job_info[k])
674 return dict(zip(job_resources, values))
677 logger.log_exc("ParseJobsIds KeyError ")
680 def ParseJobsIdResources(self):
681 """ Parses the json produced by the request
682 /oarapi/jobs/id/resources.json.
683 Returns a list of oar node ids that are scheduled for the
688 for resource in self.json_page.raw_json['items']:
689 job_resources.append(resource['id'])
693 def ParseResources(self):
694 """ Parses the json produced by a get_resources request on oar."""
696 #logger.debug("OARESTAPI \tParseResources " )
697 #resources are listed inside the 'items' list from the json
698 self.json_page.raw_json = self.json_page.raw_json['items']
701 def ParseReservedNodes(self):
702 """ Returns an array containing the list of the jobs scheduled
703 with the reserved nodes if available.
705 :returns: list of job dicts, each dict containing the following keys:
706 t_from, t_until, resources_ids (of the reserved nodes for this job).
707 If the information is not available, default values will be set for
708 these keys. The other keys are : state, lease_id and user.
713 #resources are listed inside the 'items' list from the json
714 reservation_list = []
716 #Parse resources info
717 for json_element in self.json_page.raw_json['items']:
718 #In case it is a real reservation (not asap case)
719 if json_element['scheduled_start']:
720 job['t_from'] = json_element['scheduled_start']
721 job['t_until'] = int(json_element['scheduled_start']) + \
722 int(json_element['walltime'])
723 #Get resources id list for the job
724 job['resource_ids'] = [node_dict['id'] for node_dict
725 in json_element['resources']]
727 job['t_from'] = "As soon as possible"
728 job['t_until'] = "As soon as possible"
729 job['resource_ids'] = ["Undefined"]
731 job['state'] = json_element['state']
732 job['lease_id'] = json_element['id']
734 job['user'] = json_element['owner']
735 #logger.debug("OARRestapi \tParseReservedNodes job %s" %(job))
736 reservation_list.append(job)
739 return reservation_list
741 def ParseRunningJobs(self):
742 """ Gets the list of nodes currently in use from the attributes of the
745 :returns: list of hostnames, the nodes that are currently involved in
751 logger.debug("OARESTAPI \tParseRunningJobs_________________ ")
752 #resources are listed inside the 'items' list from the json
754 for job in self.json_page.raw_json['items']:
755 for node in job['nodes']:
756 nodes.append(node['network_address'])
759 def ChangeRawJsonDependingOnApilibVersion(self):
761 Check if the OAR apilib version is different from 0.2.10, in which case
762 the Json answer is also dict instead as a plain list.
764 .. warning:: the whole code is assuming the json contains a 'items' key
765 .. seealso:: ConcatenateJsonPages, ParseJobs, ParseReservedNodes,
766 ParseJobsIdResources, ParseResources, ParseRunningJobs
767 .. todo:: Clean the whole code. Either suppose the apilib will always
768 provide the 'items' key, or handle different options.
771 if self.version_json_dict['apilib_version'] != "0.2.10":
772 self.json_page.raw_json = self.json_page.raw_json['items']
774 def ParseDeleteJobs(self):
775 """ No need to parse anything in this function.A POST
776 is done to delete the job.
781 def ParseResourcesFull(self):
782 """ This method is responsible for parsing all the attributes
783 of all the nodes returned by OAR when issuing a get resources full.
784 The information from the nodes and the sites are separated.
785 Updates the node_dictlist so that the dictionnary of the platform's
786 nodes is available afterwards.
788 :returns: node_dictlist, a list of dictionaries about the nodes and
793 logger.debug("OARRESTAPI ParseResourcesFull___________ ")
794 #print self.json_page.raw_json[1]
795 #resources are listed inside the 'items' list from the json
796 self.ChangeRawJsonDependingOnApilibVersion()
799 return self.node_dictlist
801 def ParseResourcesFullSites(self):
802 """ Called by GetSites which is unused.
803 Originally used to get information from the sites, with for each site
804 the list of nodes it has, along with their properties.
806 :return: site_dict, dictionary of sites
810 .. seealso:: GetSites (IotlabTestbedAPI)
813 self.ChangeRawJsonDependingOnApilibVersion()
816 return self.site_dict
819 def ParseNodes(self):
820 """ Parse nodes properties from OAR
821 Put them into a dictionary with key = node id and value is a dictionary
822 of the node properties and properties'values.
826 _resources_fulljson_dict = \
827 self.parsing_resourcesfull.resources_fulljson_dict
828 keys = _resources_fulljson_dict.keys()
831 for dictline in self.json_page.raw_json:
833 # dictionary is empty and/or a new node has to be inserted
834 node_id = _resources_fulljson_dict['network_address'](
835 self.node_dictlist, dictline['network_address'])
838 if k == 'network_address':
841 _resources_fulljson_dict[k](
842 self.node_dictlist[node_id], dictline[k])
844 #The last property has been inserted in the property tuple list,
846 #Turn the property tuple list (=dict value) into a dictionary
847 self.node_dictlist[node_id] = dict(self.node_dictlist[node_id])
851 def iotlab_hostname_to_hrn(root_auth, hostname):
853 Transforms a node hostname into a SFA hrn.
855 :param root_auth: Name of the root authority of the SFA server. In
856 our case, it is set to iotlab.
857 :param hostname: node's hotname, given by OAR.
858 :type root_auth: string
859 :type hostname: string
860 :returns: inserts the root_auth and '.' before the hostname.
864 return root_auth + '.' + hostname
866 def ParseSites(self):
867 """ Returns a list of dictionnaries containing the sites' attributes."""
871 #logger.debug(" OARrestapi.py \tParseSites self.node_dictlist %s"\
872 #%(self.node_dictlist))
873 # Create a list of nodes per site_id
874 for node_id in self.node_dictlist:
875 node = self.node_dictlist[node_id]
877 if node['site'] not in nodes_per_site:
878 nodes_per_site[node['site']] = []
879 nodes_per_site[node['site']].append(node['node_id'])
881 if node['node_id'] not in nodes_per_site[node['site']]:
882 nodes_per_site[node['site']].append(node['node_id'])
884 #Create a site dictionary whose key is site_login_base
885 # (name of the site) and value is a dictionary of properties,
886 # including the list of the node_ids
887 for node_id in self.node_dictlist:
888 node = self.node_dictlist[node_id]
889 node.update({'hrn': self.iotlab_hostname_to_hrn(self.interface_hrn,
891 self.node_dictlist.update({node_id: node})
893 if node['site'] not in self.site_dict:
894 self.site_dict[node['site']] = {
895 'site': node['site'],
896 'node_ids': nodes_per_site[node['site']],
897 'latitude': "48.83726",
898 'longitude': "- 2.10336",
899 'name': config.SFA_REGISTRY_ROOT_AUTH,
900 'pcu_ids': [], 'max_slices': None,
901 'ext_consortium_id': None,
902 'max_slivers': None, 'is_public': True,
903 'peer_site_id': None,
904 'abbreviated_name': "iotlab", 'address_ids': [],
905 'url': "https://portal.senslab.info", 'person_ids': [],
906 'site_tag_ids': [], 'enabled': True, 'slice_ids': [],
907 'date_created': None, 'peer_id': None
910 OARrequests_uri_dict = {
912 {'uri': '/oarapi/version.json', 'parse_func': ParseVersion},
915 {'uri': '/oarapi/timezone.json', 'parse_func': ParseTimezone},
918 {'uri': '/oarapi/jobs.json', 'parse_func': ParseJobs},
921 {'uri': '/oarapi/jobs/id.json', 'parse_func': ParseJobsIds},
923 'GET_jobs_id_resources':
924 {'uri': '/oarapi/jobs/id/resources.json',
925 'parse_func': ParseJobsIdResources},
928 {'uri': '/oarapi/jobs/table.json', 'parse_func': ParseJobsTable},
931 {'uri': '/oarapi/jobs/details.json', 'parse_func': ParseJobsDetails},
933 'GET_reserved_nodes':
935 '/oarapi/jobs/details.json?state=Running,Waiting,Launching',
936 'owner': '&user=', 'parse_func': ParseReservedNodes},
939 {'uri': '/oarapi/jobs/details.json?state=Running',
940 'parse_func': ParseRunningJobs},
942 'GET_resources_full':
943 {'uri': '/oarapi/resources/full.json',
944 'parse_func': ParseResourcesFull},
947 {'uri': '/oarapi/resources/full.json',
948 'parse_func': ParseResourcesFullSites},
951 {'uri': '/oarapi/resources.json', 'parse_func': ParseResources},
954 {'uri': '/oarapi/jobs/id.json', 'parse_func': ParseDeleteJobs}}
957 def SendRequest(self, request, strval=None, username=None):
958 """ Connects to OAR , sends the valid GET requests and uses
959 the appropriate json parsing functions.
961 :returns: calls to the appropriate parsing function, associated with the
963 :rtype: depends on the parsing function called.
965 .. seealso:: OARrequests_uri_dict
969 self.json_page.ResetNextPage()
972 if request in self.OARrequests_uri_dict:
973 while self.json_page.next_page:
974 self.json_page.raw_json = self.server.GETRequestToOARRestAPI(
977 self.json_page.next_offset,
979 self.json_page.FindNextPage()
980 if self.json_page.concatenate:
981 save_json.append(self.json_page.raw_json)
983 if self.json_page.concatenate and self.json_page.end:
984 self.json_page.raw_json = \
985 self.json_page.ConcatenateJsonPages(save_json)
987 return self.OARrequests_uri_dict[request]['parse_func'](self)
989 logger.error("OARRESTAPI OARGetParse __init__ : ERROR_REQUEST "