import sys import httplib import json import datetime from time import gmtime, strftime import urllib import urllib2 from sfa.util.config import Config from sfa.planetlab.plxrn import PlXrn from sfa.util.xrn import hrn_to_urn, get_authority,Xrn,get_leaf from sfa.util.config import Config from sfa.util.sfalogging import logger OARIP ='194.199.16.161' OARrequests_get_uri_dict = { 'GET_version': '/oarapi/version.json', 'GET_timezone':'/oarapi/timezone.json' , 'GET_jobs': '/oarapi/jobs.json', 'GET_jobs_id': '/oarapi/jobs/id.json', 'GET_jobs_id_resources': '/oarapi/jobs/id/resources.json', 'GET_resources_id': '/oarapi/resources/id.json', 'GET_jobs_table': '/oarapi/jobs/table.json', 'GET_jobs_details': '/oarapi/jobs/details.json', 'GET_reserved_nodes': '/oarapi/jobs/details.json?state=Running,Waiting,Launching', 'GET_resources_full': '/oarapi/resources/full.json', 'GET_resources':'/oarapi/resources.json', 'GET_sites' : '/oarapi/resources/full.json', } OARrequest_post_uri_dict = { 'POST_job':{'uri': '/oarapi/jobs.json'}, 'DELETE_jobs_id':{'uri':'/oarapi/jobs/id.json'}, } POSTformat = { 'json' : {'content':"application/json",'object':json}, } OARpostdatareqfields = {'resource' :"/nodes=", 'command':"sleep", \ 'workdir':"/home/", 'walltime':""} class OARrestapi: def __init__(self): self.oarserver= {} self.oarserver['ip'] = OARIP self.oarserver['port'] = 8800 self.oarserver['uri'] = None self.oarserver['postformat'] = 'json' #logger.setLevelDebug() self.jobstates = ['Terminated','Hold','Waiting','toLaunch','toError',\ 'toAckReservation','Launching','Finishing',\ 'Running','Suspended','Resuming','Error'] self.parser = OARGETParser(self) def GETRequestToOARRestAPI(self, request, strval=None , username = None ): self.oarserver['uri'] = OARrequests_get_uri_dict[request] headers = {} data = json.dumps({}) logger.debug("OARrestapi \tGETRequestToOARRestAPI %s" %(request)) if strval: self.oarserver['uri'] = self.oarserver['uri'].replace("id",str(strval)) logger.debug("OARrestapi: \t GETRequestToOARRestAPI \ self.oarserver['uri'] %s strval %s" \ %(self.oarserver['uri'], strval)) if username: headers['X-REMOTE_IDENT'] = username try : #seems that it does not work if we don't add this headers['content-length'] = '0' conn = httplib.HTTPConnection(self.oarserver['ip'],self.oarserver['port']) conn.request("GET",self.oarserver['uri'],data , headers ) resp = ( conn.getresponse()).read() #logger.debug("OARrestapi: \t GETRequestToOARRestAPI resp %s" %(resp)) conn.close() except: logger.log_exc("GET_OAR_SRVR : Could not reach OARserver") #raise ServerError("GET_OAR_SRVR : Could not reach OARserver") try: js = json.loads(resp) return js except ValueError,error: logger.log_exc("Failed to parse Server Response: %s ERROR %s"\ %(js, error)) #raise ServerError("Failed to parse Server Response:" + js) def POSTRequestToOARRestAPI(self, request, datadict, username=None): """ Used to post a job on OAR , along with data associated with the job. """ #first check that all params for are OK try: self.oarserver['uri'] = OARrequest_post_uri_dict[request]['uri'] except KeyError: logger.log_exc("OARrestapi \tPOSTRequestToOARRestAPI request not \ valid") return try: if datadict and 'strval' in datadict: self.oarserver['uri'] = self.oarserver['uri'].replace("id",\ str(datadict['strval'])) del datadict['strval'] except: logger.log_exc("OARrestapi.py POSTRequestToOARRestAPI Error") return data = json.dumps(datadict) headers = {'X-REMOTE_IDENT':username,\ 'content-type':POSTformat['json']['content'],\ 'content-length':str(len(data))} try : conn = httplib.HTTPConnection(self.oarserver['ip'], \ self.oarserver['port']) conn.request("POST",self.oarserver['uri'],data,headers ) resp = ( conn.getresponse()).read() conn.close() except: logger.log_exc("POSTRequestToOARRestAPI ERROR: \ data %s \r\n \t\n \t\t headers %s uri %s" \ %(data,headers,self.oarserver['uri'])) #raise ServerError("POST_OAR_SRVR : error") try: answer = json.loads(resp) logger.debug("POSTRequestToOARRestAPI : answer %s" %(answer)) return answer except ValueError,error: logger.log_exc("Failed to parse Server Response: error %s answer \ %s" %(error,answer)) #raise ServerError("Failed to parse Server Response:" + answer) #def createjobrequest(self, nodelist): #datadict = dict(zip(self.OARpostdatareqfields.keys(), self.OARpostdatareqfields.values()) #for k in datadict: #if k is 'resource': #for node in nodelist: #datadict[k] += str(nodelist) class OARGETParser: #def AddNodeNetworkAddr(self,tuplelist,value): #tuplelist.append(('hostname',str(value))) def AddNodeNetworkAddr(self,dictnode,value): #Inserts new key. The value associated is a tuple list node_id = value dictnode[node_id] = [('node_id',node_id),('hostname',node_id) ] return node_id def AddNodeSite(self,tuplelist,value): tuplelist.append(('site',str(value))) def AddNodeRadio(self,tuplelist,value): tuplelist.append(('radio',str(value))) def AddMobility(self,tuplelist,value): if value : tuplelist.append(('mobile',int(value))) def AddPosX(self,tuplelist,value): tuplelist.append(('posx',value)) def AddPosY(self,tuplelist,value): tuplelist.append(('posy',value)) def AddBootState(self,tuplelist,value): tuplelist.append(('boot_state',str(value))) #Insert a new node into the dictnode dictionary def AddNodeId(self,dictnode,value): #Inserts new key. The value associated is a tuple list node_id = int(value) dictnode[node_id] = [('node_id',node_id) ] return node_id def ParseVersion(self) : #print self.raw_json #print >>sys.stderr, self.raw_json if 'oar_version' in self.raw_json : self.version_json_dict.update(api_version=self.raw_json['api_version'] , apilib_version=self.raw_json['apilib_version'], api_timezone=self.raw_json['api_timezone'], api_timestamp=self.raw_json['api_timestamp'], oar_version=self.raw_json['oar_version'] ) else : self.version_json_dict.update(api_version=self.raw_json['api'] , apilib_version=self.raw_json['apilib'], api_timezone=self.raw_json['api_timezone'], api_timestamp=self.raw_json['api_timestamp'], oar_version=self.raw_json['oar'] ) print self.version_json_dict['apilib_version'] def ParseTimezone(self) : api_timestamp=self.raw_json['api_timestamp'] api_tz=self.raw_json['timezone'] #readable_time = strftime("%Y-%m-%d %H:%M:%S", gmtime(float(api_timestamp))) return api_timestamp,api_tz def ParseJobs(self) : self.jobs_list = [] print " ParseJobs " return self.raw_json def ParseJobsTable(self) : print "ParseJobsTable" def ParseJobsDetails (self): # currently, this function is not used a lot, so i have no idea what be usefull to parse, returning the full json. NT print >>sys.stderr,"ParseJobsDetails %s " %(self.raw_json) return self.raw_json def ParseJobsIds(self): job_resources =['wanted_resources', 'name','id', 'start_time','state','owner','walltime','message'] job_resources_full = ['launching_directory', 'links', 'resubmit_job_id', 'owner', 'events', 'message', 'scheduled_start', 'id', 'array_id', 'exit_code','properties', 'state','array_index', 'walltime', 'type', 'initial_request', 'stop_time', 'project', 'start_time', 'dependencies','api_timestamp','submission_time', 'reservation', 'stdout_file', 'types', 'cpuset_name', 'name', 'wanted_resources','queue','stderr_file','command'] job_info = self.raw_json values=[] try: for k in job_resources: values.append(job_info[k]) return dict(zip(job_resources,values)) except KeyError: print>>sys.stderr, " \r\n \t ParseJobsIds Key Error" def ParseJobsIdResources(self): logger.debug("OARESTAPI ParseJobsIdResources %s" %(self.raw_json)) print>>sys.stderr, "ParseJobsIdResources" return self.raw_json def ParseResources(self) : print>>sys.stderr, " \r\n \t\t\t ParseResources__________________________ " #resources are listed inside the 'items' list from the json self.raw_json = self.raw_json['items'] self.ParseNodes() def ParseReservedNodes(self): print>>sys.stderr, " \r\n \t\t\t ParseReservedNodes__________________________ " #resources are listed inside the 'items' list from the json return self.raw_json def ParseDeleteJobs(self): return def ParseResourcesFull(self ) : print>>sys.stderr, " \r\n \t\t\t ParseResourcesFull_____________________________ " #print self.raw_json[1] #resources are listed inside the 'items' list from the json if self.version_json_dict['apilib_version'] != "0.2.10" : self.raw_json = self.raw_json['items'] self.ParseNodes() self.ParseSites() return self.node_dictlist def ParseResourcesFullSites(self ) : if self.version_json_dict['apilib_version'] != "0.2.10" : self.raw_json = self.raw_json['items'] self.ParseNodes() self.ParseSites() return self.site_dict resources_fulljson_dict= { 'network_address' : AddNodeNetworkAddr, 'site': AddNodeSite, 'radio': AddNodeRadio, 'mobile': AddMobility, 'posx': AddPosX, 'posy': AddPosY, 'state':AddBootState, #'id' : AddNodeId, } #Parse nodes properties from OAR #Put them into a dictionary with key = node id and value is a dictionary #of the node properties and properties'values. def ParseNodes(self): node_id = None keys = self.resources_fulljson_dict.keys() keys.sort() #print >>sys.stderr, " \r\n \r\n \t\t OARrestapi.py ParseNodes self.raw_json %s" %(self.raw_json) for dictline in self.raw_json: node_id = None # dictionary is empty and/or a new node has to be inserted node_id = self.resources_fulljson_dict['network_address'](self,self.node_dictlist, dictline['network_address']) for k in keys: if k in dictline: if k == 'network_address': continue self.resources_fulljson_dict[k](self,self.node_dictlist[node_id], dictline[k]) #The last property has been inserted in the property tuple list, reset node_id #Turn the property tuple list (=dict value) into a dictionary self.node_dictlist[node_id] = dict(self.node_dictlist[node_id]) node_id = None def hostname_to_hrn(self, root_auth, login_base, hostname): return PlXrn(auth=root_auth,hostname= login_base + '_' + hostname).get_hrn() #Retourne liste de dictionnaires contenant attributs des sites def ParseSites(self): nodes_per_site = {} config = Config() logger.debug(" OARrestapi.py \t ParseSites self.node_dictlist %s"%(self.node_dictlist)) # Create a list of nodes per site_id for node_id in self.node_dictlist.keys(): node = self.node_dictlist[node_id] if node['site'] not in nodes_per_site: nodes_per_site[node['site']] = [] nodes_per_site[node['site']].append(node['node_id']) else: if node['node_id'] not in nodes_per_site[node['site']]: nodes_per_site[node['site']].append(node['node_id']) #Create a site dictionary with key is site_login_base (name of the site) # and value is a dictionary of properties, including the list of the node_ids for node_id in self.node_dictlist.keys(): node = self.node_dictlist[node_id] node.update({'hrn':self.hostname_to_hrn(self.interface_hrn, node['site'],node['hostname'])}) #node['hrn'] = self.hostname_to_hrn(self.interface_hrn, node['site_login_base'],node['hostname']) self.node_dictlist.update({node_id:node}) #if node_id is 1: if node['site'] not in self.site_dict: self.site_dict[node['site']] = {'site':node['site'], 'node_ids':nodes_per_site[node['site']], 'latitude':"48.83726", 'longitude':"- 2.10336",'name':config.SFA_REGISTRY_ROOT_AUTH, 'pcu_ids':[], 'max_slices':None, 'ext_consortium_id':None, 'max_slivers':None, 'is_public':True, 'peer_site_id': None, 'abbreviated_name':"senslab", 'address_ids': [], 'url':"http,//www.senslab.info", 'person_ids':[], 'site_tag_ids':[], 'enabled': True, 'slice_ids':[], 'date_created': None, 'peer_id': None } #if node['site_login_base'] not in self.site_dict.keys(): #self.site_dict[node['site_login_base']] = {'login_base':node['site_login_base'], #'node_ids':nodes_per_site[node['site_login_base']], #'latitude':"48.83726", #'longitude':"- 2.10336",'name':"senslab", #'pcu_ids':[], 'max_slices':None, 'ext_consortium_id':None, #'max_slivers':None, 'is_public':True, 'peer_site_id': None, #'abbreviated_name':"senslab", 'address_ids': [], #'url':"http,//www.senslab.info", 'person_ids':[], #'site_tag_ids':[], 'enabled': True, 'slice_ids':[], #'date_created': None, 'peer_id': None } OARrequests_uri_dict = { 'GET_version': {'uri':'/oarapi/version.json', 'parse_func': ParseVersion}, 'GET_timezone':{'uri':'/oarapi/timezone.json' ,'parse_func': ParseTimezone }, 'GET_jobs': {'uri':'/oarapi/jobs.json','parse_func': ParseJobs}, 'GET_jobs_id': {'uri':'/oarapi/jobs/id.json','parse_func': ParseJobsIds}, 'GET_jobs_id_resources': {'uri':'/oarapi/jobs/id/resources.json','parse_func': ParseJobsIdResources}, 'GET_jobs_table': {'uri':'/oarapi/jobs/table.json','parse_func': ParseJobsTable}, 'GET_jobs_details': {'uri':'/oarapi/jobs/details.json','parse_func': ParseJobsDetails}, 'GET_reserved_nodes':{'uri':'/oarapi/jobs/details.json?state=Running,Waiting,Launching','parse_func':ParseReservedNodes}, 'GET_resources_full': {'uri':'/oarapi/resources/full.json','parse_func': ParseResourcesFull}, 'GET_sites':{'uri':'/oarapi/resources/full.json','parse_func': ParseResourcesFullSites}, 'GET_resources':{'uri':'/oarapi/resources.json' ,'parse_func': ParseResources}, 'DELETE_jobs_id':{'uri':'/oarapi/jobs/id.json' ,'parse_func': ParseDeleteJobs} } def __init__(self, srv ): self.version_json_dict= { 'api_version' : None , 'apilib_version' :None, 'api_timezone': None, 'api_timestamp': None, 'oar_version': None ,} self.config = Config() self.interface_hrn = self.config.SFA_INTERFACE_HRN self.timezone_json_dict = { 'timezone': None, 'api_timestamp': None, } self.jobs_json_dict = { 'total' : None, 'links' : [] , 'offset':None , 'items' : [] , } self.jobs_table_json_dict = self.jobs_json_dict self.jobs_details_json_dict = self.jobs_json_dict self.server = srv self.node_dictlist = {} self.site_dict = {} self.SendRequest("GET_version") def SendRequest(self,request, strval = None , username = None): if request in OARrequests_get_uri_dict: self.raw_json = self.server.GETRequestToOARRestAPI(request,strval,username) return self.OARrequests_uri_dict[request]['parse_func'](self) else: print>>sys.stderr, "\r\n OARGetParse __init__ : ERROR_REQUEST " ,request