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()).read()
219 except HTTPException, error:
220 logger.log_exc("GET_OAR_SRVR : Problem with OAR server : %s "
222 #raise ServerError("GET_OAR_SRVR : Could not reach OARserver")
224 js_dict = json.loads(resp)
225 #print "\r\n \t\t\t js_dict keys" , js_dict.keys(), " \r\n", js_dict
228 except ValueError, error:
229 logger.log_exc("Failed to parse Server Response: %s ERROR %s"
231 #raise ServerError("Failed to parse Server Response:" + js)
234 def POSTRequestToOARRestAPI(self, request, datadict, username=None):
235 """ Used to post a job on OAR , along with data associated
240 #first check that all params for are OK
242 self.oarserver['uri'] = \
243 self.OAR_REQUEST_POST_URI_DICT[request]['uri']
246 logger.log_exc("OARrestapi \tPOSTRequestToOARRestAPI request not \
249 if datadict and 'strval' in datadict:
250 self.oarserver['uri'] = self.oarserver['uri'].replace("id", \
251 str(datadict['strval']))
252 del datadict['strval']
254 data = json.dumps(datadict)
255 headers = {'X-REMOTE_IDENT':username, \
256 'content-type': self.POST_FORMAT['json']['content'], \
257 'content-length':str(len(data))}
260 conn = HTTPConnection(self.oarserver['ip'], \
261 self.oarserver['port'])
262 conn.request("POST", self.oarserver['uri'], data, headers)
263 resp = (conn.getresponse()).read()
266 logger.log_exc("POSTRequestToOARRestAPI NotConnected ERROR: \
267 data %s \r\n \t\n \t\t headers %s uri %s" \
268 %(data,headers,self.oarserver['uri']))
270 #raise ServerError("POST_OAR_SRVR : error")
273 answer = json.loads(resp)
274 logger.debug("POSTRequestToOARRestAPI : answer %s" % (answer))
277 except ValueError, error:
278 logger.log_exc("Failed to parse Server Response: error %s \
280 #raise ServerError("Failed to parse Server Response:" + answer)
283 class ParsingResourcesFull():
285 Class dedicated to parse the json response from a GET_resources_full from
291 Set the parsing dictionary. Works like a switch case, if the key is
292 found in the dictionary, then the associated function is called.
293 This is used in ParseNodes to create an usable dictionary from
294 the Json returned by OAR when issuing a GET resources full request.
296 .. seealso:: ParseNodes
299 self.resources_fulljson_dict = {
300 'network_address': self.AddNodeNetworkAddr,
301 'site': self.AddNodeSite,
302 # 'radio': self.AddNodeRadio,
303 'mobile': self.AddMobility,
307 'archi': self.AddHardwareType,
308 'state': self.AddBootState,
309 'id': self.AddOarNodeId,
310 'mobility_type': self.AddMobilityType,
315 def AddOarNodeId(self, tuplelist, value):
316 """Adds Oar internal node id to the nodes' attributes.
318 Appends tuple ('oar_id', node_id) to the tuplelist. Used by ParseNodes.
320 .. seealso:: ParseNodes
324 tuplelist.append(('oar_id', int(value)))
327 def AddNodeNetworkAddr(self, dictnode, value):
328 """First parsing function to be called to parse the json returned by OAR
329 answering a GET_resources (/oarapi/resources.json) request.
331 When a new node is found in the json, this function is responsible for
332 creating a new entry in the dictionary for storing information on this
333 specific node. The key is the node network address, which is also the
335 The value associated with the key is a tuple list.It contains all
336 the nodes attributes. The tuplelist will later be turned into a dict.
338 :param dictnode: should be set to the OARGETParser atribute
339 node_dictlist. It will store the information on the nodes.
340 :param value: the node_id is the network_address in the raw json.
342 :type dictnode: dictionary
344 .. seealso: ParseResources, ParseNodes
348 dictnode[node_id] = [('node_id', node_id),('hostname', node_id) ]
352 def AddNodeSite(self, tuplelist, value):
353 """Add the site's node to the dictionary.
356 :param tuplelist: tuple list on which to add the node's site.
357 Contains the other node attributes as well.
358 :param value: value to add to the tuple list, in this case the node's
360 :type tuplelist: list
363 .. seealso:: AddNodeNetworkAddr
366 tuplelist.append(('site', str(value)))
368 # def AddNodeRadio(tuplelist, value):
369 # """Add thenode's radio chipset type to the tuple list.
371 # :param tuplelist: tuple list on which to add the node's mobility
372 # status. The tuplelist is the value associated with the node's
373 # id in the OARGETParser
374 # 's dictionary node_dictlist.
375 # :param value: name of the radio chipset on the node.
376 # :type tuplelist: list
377 # :type value: string
379 # .. seealso:: AddNodeNetworkAddr
382 # tuplelist.append(('radio', str(value)))
384 def AddMobilityType(self, tuplelist, value):
385 """Adds which kind of mobility it is, train or roomba robot.
387 :param tuplelist: tuple list on which to add the node's mobility status.
388 The tuplelist is the value associated with the node's id in the
389 OARGETParser's dictionary node_dictlist.
390 :param value: tells if a node is a mobile node or not. The value is
393 :type tuplelist: list
397 tuplelist.append(('mobility_type', str(value)))
400 def AddMobility(self, tuplelist, value):
401 """Add if the node is a mobile node or not to the tuple list.
403 :param tuplelist: tuple list on which to add the node's mobility status.
404 The tuplelist is the value associated with the node's id in the
405 OARGETParser's dictionary node_dictlist.
406 :param value: tells if a node is a mobile node or not. The value is
409 :type tuplelist: list
412 .. seealso:: AddNodeNetworkAddr
415 # future support of mobility type
418 tuplelist.append(('mobile', 'False'))
420 tuplelist.append(('mobile', 'True'))
423 def AddPosX(self, tuplelist, value):
424 """Add the node's position on the x axis.
426 :param tuplelist: tuple list on which to add the node's position . The
427 tuplelist is the value associated with the node's id in the
428 OARGETParser's dictionary node_dictlist.
429 :param value: the position x.
431 :type tuplelist: list
434 .. seealso:: AddNodeNetworkAddr
437 tuplelist.append(('posx', value))
441 def AddPosY(self, tuplelist, value):
442 """Add the node's position on the y axis.
444 :param tuplelist: tuple list on which to add the node's position . The
445 tuplelist is the value associated with the node's id in the
446 OARGETParser's dictionary node_dictlist.
447 :param value: the position y.
449 :type tuplelist: list
452 .. seealso:: AddNodeNetworkAddr
455 tuplelist.append(('posy', value))
459 def AddPosZ(self, tuplelist, value):
460 """Add the node's position on the z axis.
462 :param tuplelist: tuple list on which to add the node's position . The
463 tuplelist is the value associated with the node's id in the
464 OARGETParser's dictionary node_dictlist.
465 :param value: the position z.
467 :type tuplelist: list
470 .. seealso:: AddNodeNetworkAddr
474 tuplelist.append(('posz', value))
478 def AddBootState(tself, tuplelist, value):
479 """Add the node's state, Alive or Suspected.
481 :param tuplelist: tuple list on which to add the node's state . The
482 tuplelist is the value associated with the node's id in the
483 OARGETParser 's dictionary node_dictlist.
484 :param value: node's state.
486 :type tuplelist: list
489 .. seealso:: AddNodeNetworkAddr
492 tuplelist.append(('boot_state', str(value)))
495 def AddHardwareType(self, tuplelist, value):
496 """Add the node's hardware model and radio chipset type to the tuple
499 :param tuplelist: tuple list on which to add the node's architecture
500 and radio chipset type.
501 :param value: hardware type: radio chipset. The value contains both the
502 architecture and the radio chipset, separated by a colon.
503 :type tuplelist: list
506 .. seealso:: AddNodeNetworkAddr
510 value_list = value.split(':')
511 tuplelist.append(('archi', value_list[0]))
512 tuplelist.append(('radio', value_list[1]))
516 """Class providing parsing methods associated to specific GET requests.
520 def __init__(self, srv):
521 self.version_json_dict = {
522 'api_version': None, 'apilib_version': None,
523 'api_timezone': None, 'api_timestamp': None, 'oar_version': None}
524 self.config = Config()
525 self.interface_hrn = self.config.SFA_INTERFACE_HRN
526 self.timezone_json_dict = {
527 'timezone': None, 'api_timestamp': None, }
528 #self.jobs_json_dict = {
529 #'total' : None, 'links' : [],\
530 #'offset':None , 'items' : [], }
531 #self.jobs_table_json_dict = self.jobs_json_dict
532 #self.jobs_details_json_dict = self.jobs_json_dict
534 self.node_dictlist = {}
536 self.json_page = JsonPage()
537 self.parsing_resourcesfull = ParsingResourcesFull()
540 self.SendRequest("GET_version")
543 def ParseVersion(self):
544 """Parses the OAR answer to the GET_version ( /oarapi/version.json.)
546 Finds the OAR apilib version currently used. Has an impact on the json
547 structure returned by OAR, so the version has to be known before trying
548 to parse the jsons returned after a get request has been issued.
549 Updates the attribute version_json_dict.
553 if 'oar_version' in self.json_page.raw_json:
554 self.version_json_dict.update(
555 api_version=self.json_page.raw_json['api_version'],
556 apilib_version=self.json_page.raw_json['apilib_version'],
557 api_timezone=self.json_page.raw_json['api_timezone'],
558 api_timestamp=self.json_page.raw_json['api_timestamp'],
559 oar_version=self.json_page.raw_json['oar_version'])
561 self.version_json_dict.update(
562 api_version=self.json_page.raw_json['api'],
563 apilib_version=self.json_page.raw_json['apilib'],
564 api_timezone=self.json_page.raw_json['api_timezone'],
565 api_timestamp=self.json_page.raw_json['api_timestamp'],
566 oar_version=self.json_page.raw_json['oar'])
568 print self.version_json_dict['apilib_version']
571 def ParseTimezone(self):
572 """Get the timezone used by OAR.
574 Get the timezone from the answer to the GET_timezone request.
575 :return: api_timestamp and api timezone.
576 :rype: integer, integer
580 api_timestamp = self.json_page.raw_json['api_timestamp']
581 api_tz = self.json_page.raw_json['timezone']
582 return api_timestamp, api_tz
585 """Called when a GET_jobs request has been issued to OAR.
587 Corresponds to /oarapi/jobs.json uri. Currently returns the raw json
589 :returns: json_page.raw_json
592 .. warning:: Does not actually parse the information in the json. SA
598 return self.json_page.raw_json
600 def ParseJobsTable(self):
601 """In case we need to use the job table in the future.
603 Associated with the GET_jobs_table : '/oarapi/jobs/table.json uri.
604 .. warning:: NOT USED. DOES NOTHING.
606 print "ParseJobsTable"
608 def ParseJobsDetails(self):
609 """Currently only returns the same json in self.json_page.raw_json.
611 .. todo:: actually parse the json
612 .. warning:: currently, this function is not used a lot, so I have no
613 idea what could be useful to parse, returning the full json. NT
616 #logger.debug("ParseJobsDetails %s " %(self.json_page.raw_json))
617 return self.json_page.raw_json
620 def ParseJobsIds(self):
621 """Associated with the GET_jobs_id OAR request.
623 Parses the json dict (OAR answer) to the GET_jobs_id request
624 /oarapi/jobs/id.json.
627 :returns: dictionary whose keys are listed in the local variable
628 job_resources and values that are in the json dictionary returned
629 by OAR with the job information.
633 job_resources = ['wanted_resources', 'name', 'id', 'start_time',
634 'state', 'owner', 'walltime', 'message']
636 # Unused variable providing the contents of the json dict returned from
637 # get job resources full request
638 job_resources_full = [
639 'launching_directory', 'links',
640 'resubmit_job_id', 'owner', 'events', 'message',
641 'scheduled_start', 'id', 'array_id', 'exit_code',
642 'properties', 'state', 'array_index', 'walltime',
643 'type', 'initial_request', 'stop_time', 'project',
644 'start_time', 'dependencies', 'api_timestamp', 'submission_time',
645 'reservation', 'stdout_file', 'types', 'cpuset_name',
646 'name', 'wanted_resources', 'queue', 'stderr_file', 'command']
649 job_info = self.json_page.raw_json
650 #logger.debug("OARESTAPI ParseJobsIds %s" %(self.json_page.raw_json))
653 for k in job_resources:
654 values.append(job_info[k])
655 return dict(zip(job_resources, values))
658 logger.log_exc("ParseJobsIds KeyError ")
661 def ParseJobsIdResources(self):
662 """ Parses the json produced by the request
663 /oarapi/jobs/id/resources.json.
664 Returns a list of oar node ids that are scheduled for the
669 for resource in self.json_page.raw_json['items']:
670 job_resources.append(resource['id'])
674 def ParseResources(self):
675 """ Parses the json produced by a get_resources request on oar."""
677 #logger.debug("OARESTAPI \tParseResources " )
678 #resources are listed inside the 'items' list from the json
679 self.json_page.raw_json = self.json_page.raw_json['items']
682 def ParseReservedNodes(self):
683 """ Returns an array containing the list of the jobs scheduled
684 with the reserved nodes if available.
686 :returns: list of job dicts, each dict containing the following keys:
687 t_from, t_until, resources_ids (of the reserved nodes for this job).
688 If the information is not available, default values will be set for
689 these keys. The other keys are : state, lease_id and user.
694 #resources are listed inside the 'items' list from the json
695 reservation_list = []
697 #Parse resources info
698 for json_element in self.json_page.raw_json['items']:
699 #In case it is a real reservation (not asap case)
700 if json_element['scheduled_start']:
701 job['t_from'] = json_element['scheduled_start']
702 job['t_until'] = int(json_element['scheduled_start']) + \
703 int(json_element['walltime'])
704 #Get resources id list for the job
705 job['resource_ids'] = [node_dict['id'] for node_dict
706 in json_element['resources']]
708 job['t_from'] = "As soon as possible"
709 job['t_until'] = "As soon as possible"
710 job['resource_ids'] = ["Undefined"]
712 job['state'] = json_element['state']
713 job['lease_id'] = json_element['id']
715 job['user'] = json_element['owner']
716 #logger.debug("OARRestapi \tParseReservedNodes job %s" %(job))
717 reservation_list.append(job)
720 return reservation_list
722 def ParseRunningJobs(self):
723 """ Gets the list of nodes currently in use from the attributes of the
726 :returns: list of hostnames, the nodes that are currently involved in
732 logger.debug("OARESTAPI \tParseRunningJobs_________________ ")
733 #resources are listed inside the 'items' list from the json
735 for job in self.json_page.raw_json['items']:
736 for node in job['nodes']:
737 nodes.append(node['network_address'])
740 def ChangeRawJsonDependingOnApilibVersion(self):
742 Check if the OAR apilib version is different from 0.2.10, in which case
743 the Json answer is also dict instead as a plain list.
745 .. warning:: the whole code is assuming the json contains a 'items' key
746 .. seealso:: ConcatenateJsonPages, ParseJobs, ParseReservedNodes,
747 ParseJobsIdResources, ParseResources, ParseRunningJobs
748 .. todo:: Clean the whole code. Either suppose the apilib will always
749 provide the 'items' key, or handle different options.
752 if self.version_json_dict['apilib_version'] != "0.2.10":
753 self.json_page.raw_json = self.json_page.raw_json['items']
755 def ParseDeleteJobs(self):
756 """ No need to parse anything in this function.A POST
757 is done to delete the job.
762 def ParseResourcesFull(self):
763 """ This method is responsible for parsing all the attributes
764 of all the nodes returned by OAR when issuing a get resources full.
765 The information from the nodes and the sites are separated.
766 Updates the node_dictlist so that the dictionnary of the platform's
767 nodes is available afterwards.
769 :returns: node_dictlist, a list of dictionaries about the nodes and
774 logger.debug("OARRESTAPI ParseResourcesFull___________ ")
775 #print self.json_page.raw_json[1]
776 #resources are listed inside the 'items' list from the json
777 self.ChangeRawJsonDependingOnApilibVersion()
780 return self.node_dictlist
782 def ParseResourcesFullSites(self):
783 """ Called by GetSites which is unused.
784 Originally used to get information from the sites, with for each site
785 the list of nodes it has, along with their properties.
787 :return: site_dict, dictionary of sites
791 .. seealso:: GetSites (IotlabTestbedAPI)
794 self.ChangeRawJsonDependingOnApilibVersion()
797 return self.site_dict
800 def ParseNodes(self):
801 """ Parse nodes properties from OAR
802 Put them into a dictionary with key = node id and value is a dictionary
803 of the node properties and properties'values.
807 _resources_fulljson_dict = \
808 self.parsing_resourcesfull.resources_fulljson_dict
809 keys = _resources_fulljson_dict.keys()
812 for dictline in self.json_page.raw_json:
814 # dictionary is empty and/or a new node has to be inserted
815 node_id = _resources_fulljson_dict['network_address'](
816 self.node_dictlist, dictline['network_address'])
819 if k == 'network_address':
822 _resources_fulljson_dict[k](
823 self.node_dictlist[node_id], dictline[k])
825 #The last property has been inserted in the property tuple list,
827 #Turn the property tuple list (=dict value) into a dictionary
828 self.node_dictlist[node_id] = dict(self.node_dictlist[node_id])
832 def iotlab_hostname_to_hrn(root_auth, hostname):
834 Transforms a node hostname into a SFA hrn.
836 :param root_auth: Name of the root authority of the SFA server. In
837 our case, it is set to iotlab.
838 :param hostname: node's hotname, given by OAR.
839 :type root_auth: string
840 :type hostname: string
841 :returns: inserts the root_auth and '.' before the hostname.
845 return root_auth + '.' + hostname
847 def ParseSites(self):
848 """ Returns a list of dictionnaries containing the sites' attributes."""
852 #logger.debug(" OARrestapi.py \tParseSites self.node_dictlist %s"\
853 #%(self.node_dictlist))
854 # Create a list of nodes per site_id
855 for node_id in self.node_dictlist:
856 node = self.node_dictlist[node_id]
858 if node['site'] not in nodes_per_site:
859 nodes_per_site[node['site']] = []
860 nodes_per_site[node['site']].append(node['node_id'])
862 if node['node_id'] not in nodes_per_site[node['site']]:
863 nodes_per_site[node['site']].append(node['node_id'])
865 #Create a site dictionary whose key is site_login_base
866 # (name of the site) and value is a dictionary of properties,
867 # including the list of the node_ids
868 for node_id in self.node_dictlist:
869 node = self.node_dictlist[node_id]
870 node.update({'hrn': self.iotlab_hostname_to_hrn(self.interface_hrn,
872 self.node_dictlist.update({node_id: node})
874 if node['site'] not in self.site_dict:
875 self.site_dict[node['site']] = {
876 'site': node['site'],
877 'node_ids': nodes_per_site[node['site']],
878 'latitude': "48.83726",
879 'longitude': "- 2.10336",
880 'name': config.SFA_REGISTRY_ROOT_AUTH,
881 'pcu_ids': [], 'max_slices': None,
882 'ext_consortium_id': None,
883 'max_slivers': None, 'is_public': True,
884 'peer_site_id': None,
885 'abbreviated_name': "iotlab", 'address_ids': [],
886 'url': "https://portal.senslab.info", 'person_ids': [],
887 'site_tag_ids': [], 'enabled': True, 'slice_ids': [],
888 'date_created': None, 'peer_id': None
891 OARrequests_uri_dict = {
893 {'uri': '/oarapi/version.json', 'parse_func': ParseVersion},
896 {'uri': '/oarapi/timezone.json', 'parse_func': ParseTimezone},
899 {'uri': '/oarapi/jobs.json', 'parse_func': ParseJobs},
902 {'uri': '/oarapi/jobs/id.json', 'parse_func': ParseJobsIds},
904 'GET_jobs_id_resources':
905 {'uri': '/oarapi/jobs/id/resources.json',
906 'parse_func': ParseJobsIdResources},
909 {'uri': '/oarapi/jobs/table.json', 'parse_func': ParseJobsTable},
912 {'uri': '/oarapi/jobs/details.json', 'parse_func': ParseJobsDetails},
914 'GET_reserved_nodes':
916 '/oarapi/jobs/details.json?state=Running,Waiting,Launching',
917 'owner': '&user=', 'parse_func': ParseReservedNodes},
920 {'uri': '/oarapi/jobs/details.json?state=Running',
921 'parse_func': ParseRunningJobs},
923 'GET_resources_full':
924 {'uri': '/oarapi/resources/full.json',
925 'parse_func': ParseResourcesFull},
928 {'uri': '/oarapi/resources/full.json',
929 'parse_func': ParseResourcesFullSites},
932 {'uri': '/oarapi/resources.json', 'parse_func': ParseResources},
935 {'uri': '/oarapi/jobs/id.json', 'parse_func': ParseDeleteJobs}}
938 def SendRequest(self, request, strval=None, username=None):
939 """ Connects to OAR , sends the valid GET requests and uses
940 the appropriate json parsing functions.
942 :returns: calls to the appropriate parsing function, associated with the
944 :rtype: depends on the parsing function called.
946 .. seealso:: OARrequests_uri_dict
950 self.json_page.ResetNextPage()
953 if request in self.OARrequests_uri_dict:
954 while self.json_page.next_page:
955 self.json_page.raw_json = self.server.GETRequestToOARRestAPI(
958 self.json_page.next_offset,
960 self.json_page.FindNextPage()
961 if self.json_page.concatenate:
962 save_json.append(self.json_page.raw_json)
964 if self.json_page.concatenate and self.json_page.end:
965 self.json_page.raw_json = \
966 self.json_page.ConcatenateJsonPages(save_json)
968 return self.OARrequests_uri_dict[request]['parse_func'](self)
970 logger.error("OARRESTAPI OARGetParse __init__ : ERROR_REQUEST "