X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=rest%2Fsfa_api.py;h=0a84093658282b42ddfc794235be39285668627f;hb=79ffdb8b0d0fe78e5d5b8491ffe8fdd940943621;hp=72f2f9249ba396b8dbcbae9be034aaeba1e0aefe;hpb=832a69800ec6ef9463cd0d937d635fa59da6d803;p=myslice.git diff --git a/rest/sfa_api.py b/rest/sfa_api.py index 72f2f924..0a840936 100644 --- a/rest/sfa_api.py +++ b/rest/sfa_api.py @@ -2,37 +2,44 @@ import os import json import ConfigParser import datetime -from time import mktime +from time import mktime +import time import xmltodict -from django.shortcuts import render_to_response -from django.http import HttpResponse +from django.shortcuts import render_to_response +from django.http import HttpResponse,QueryDict -from sfa.trust.certificate import Keypair, Certificate -from sfa.client.sfaserverproxy import SfaServerProxy -from sfa.client.return_value import ReturnValue -from sfa.util.xrn import Xrn, get_leaf, get_authority, hrn_to_urn, urn_to_hrn +from sfa.trust.certificate import Keypair, Certificate +from sfa.client.sfaserverproxy import SfaServerProxy +from manifold.gateways.sfa.proxy import SFAProxy +from sfa.client.return_value import ReturnValue +from sfa.util.xrn import Xrn, get_leaf, get_authority, hrn_to_urn, urn_to_hrn -from manifold.core.query import Query -from manifold.models import db -from manifold.models.platform import Platform -from manifold.models.user import User +from manifold.core.query import Query -from unfold.loginrequired import LoginRequiredView +from manifoldapi.manifoldapi import execute_admin_query -from myslice.settings import logger, config +from unfold.loginrequired import LoginRequiredView -from rest.json_encoder import MyEncoder +from myslice.settings import logger, config + +from repoze.lru import lru_cache +from rest.json_encoder import MyEncoder + +import uuid +def unique_call_id(): return uuid.uuid4().urn def dispatch(request, method): - hrn = '' - urn = '' - object_type = '' - rspec = '' + hrn = None + urn = None + object_type = None + rspec = None + output_format = None recursive = False - options = dict() - platforms = list() + # Have to be hashable for lru_cache + options = frozenset() # dict() + platforms = frozenset() # list() results = dict() display = None @@ -42,55 +49,78 @@ def dispatch(request, method): elif request.method == 'GET': req_items = request.GET - for el in req_items.items(): - if el[0].startswith('rspec'): - rspec += el[1] - elif el[0].startswith('platform'): - platforms += req_items.getlist('platform[]') - #elif el[0].startswith('options'): - # options += req_items.getlist('options[]') - elif el[0].startswith('hrn'): - hrn = el[1] - elif el[0].startswith('urn'): - urn = el[1] - elif el[0].startswith('type'): - object_type = el[1] - elif el[0].startswith('recursive'): - if el[1] == '1': + logger.debug("dispatch got = %s" % req_items.dict()) + #t = dict(req_items.iterlists()) + #rspec = req_items.getlist('rspec') + #logger.debug("dispatch got = %s" % t) + + platforms = req_items.getlist('platform[]') + for k in req_items.dict(): + logger.debug("key = %s - value = %s" % (k,req_items.get(k))) + if k == 'rspec': + rspec = req_items.get(k) + if k == 'options': + options = req_items.get(k) + if k == 'output_format': + output_format = req_items.get(k) + if k == 'hrn': + hrn = req_items.get(k) + if k == 'urn': + urn = req_items.get(k) + if k == 'type': + object_type = req_items.get(k) + if k == 'recursive': + if v == '1': recursive = True else: recursive = False - elif el[0].startswith('display'): - display = el[1] + if k == 'display': + display = req_items.get(k) - results = sfa_client(request, method, hrn, urn, object_type, recursive, options, platforms) + if rspec is not None: + try: + rspec = json.loads(rspec) + except Exception,e: + logger.debug("rspec type = %s" % type(rspec)) + if type(rspec) is dict: + rspec = xmltodict.unparse(rspec) + start_time = time.time() + results = sfa_client(request, method, hrn=hrn, urn=urn, object_type=object_type, rspec=rspec, recursive=recursive, options=options, platforms=platforms, output_format=output_format, admin=False) + logger.debug("EXEC TIME - sfa_client() - %s sec." % (time.time() - start_time)) if display == 'table': return render_to_response('table-default.html', {'data' : data, 'fields' : columns, 'id' : '@component_id', 'options' : None}) else: return HttpResponse(json.dumps(results, cls=MyEncoder), content_type="application/json") -def get_user_account(user_email, platform_name): +def get_user_account(request, user_email, platform_name): """ Returns the user configuration for a given platform. This function does not resolve references. """ - user = db.query(User).filter(User.email == user_email).one() - platform = db.query(Platform).filter(Platform.platform == platform_name).one() - accounts = [a for a in user.accounts if a.platform == platform] + user_query = Query().get('local:user').filter_by('email', '==', user_email).select('user_id') + user_details = execute_admin_query(request, user_query) + platform_query = Query().get('local:platform').filter_by('platform', '==', platform_name).select('platform_id') + platform_details = execute_admin_query(request, platform_query) + + account_query = Query().get('local:account').filter_by('platform_id','==',platform_details[0]['platform_id']).filter_by('user_id', '==', user_details[0]['user_id']).select('user_id','platform_id','auth_type','config') + accounts = execute_admin_query(request, account_query) + if not accounts: raise Exception, "this account does not exist" - if accounts[0].auth_type == 'reference': - pf = json.loads(accounts[0].config)['reference_platform'] - return get_user_account(user_email, pf) + if accounts[0]['auth_type'] == 'reference': + pf = json.loads(accounts[0]['config'])['reference_platform'] + return get_user_account(request, user_email, pf) return accounts[0] -def sfa_client(request, method, hrn=None, urn=None, object_type=None, rspec=None, recursive=None, options=None, platforms=None, admin=False): +#@lru_cache(100) +def sfa_client(request, method, hrn=None, urn=None, object_type=None, rspec=None, recursive=False, options=None, platforms=None, output_format=None, admin=False): Config = ConfigParser.ConfigParser() - Config.read(os.getcwd() + "/myslice/monitor.ini") + monitor_file = os.path.abspath(os.path.dirname(__file__) + '/../myslice/monitor.ini') + Config.read(monitor_file) if admin: user_email, admin_password = config.manifold_admin_user_password() @@ -108,6 +138,8 @@ def sfa_client(request, method, hrn=None, urn=None, object_type=None, rspec=None object_type = '' if rspec is None: rspec = '' + else: + logger.debug("RSPEC = %s" % rspec) if recursive is None: recursive = False if options is None: @@ -126,7 +158,7 @@ def sfa_client(request, method, hrn=None, urn=None, object_type=None, rspec=None raise Exception, "Provide urn OR hrn + type as parameters of method %s" % method if len(platforms)==0: - platforms = get_platforms() + platforms = get_platforms(request) #platforms.append('myslice') #results = {'method':method,'platforms':platforms,'rspec':rspec,'options':options} @@ -135,96 +167,134 @@ def sfa_client(request, method, hrn=None, urn=None, object_type=None, rspec=None data = [] columns = [] api_options = {} - api_options['geni_rspec_version'] = {'type': 'GENI', 'version': '3'} api_options['list_leases'] = 'all' server_am = False - from manifoldapi.manifoldapi import execute_admin_query for pf in platforms: - platform = get_platform_config(pf) - logger.debug("platform={}".format(platform)) + platform = get_platform_config(request, pf) + if 'rspec_type' in platform and 'rspec_version' in platform: + api_options['geni_rspec_version'] = {'type': platform['rspec_type'],'version': platform['rspec_version']} + else: + api_options['geni_rspec_version'] = {'type': 'GENI', 'version': '3'} if 'sm' in platform and len(platform['sm']) > 0: - logger.debug('sm') server_am = True server_url = platform['sm'] if 'rm' in platform and len(platform['rm']) > 0: - logger.debug('rm') server_am = False server_url = platform['rm'] if 'registry' in platform and len(platform['registry']) > 0: - logger.debug('registry') server_am = False server_url = platform['registry'] if not Config.has_option('monitor', 'cert') : - return HttpResponse(json.dumps({'error' : '-1'}), content_type="application/json") + #return HttpResponse(json.dumps({'error' : '-1'}), content_type="application/json") + return {'error' : '-1', 'msg': 'monitor.ini has no cert configured'} cert = os.path.abspath(Config.get('monitor', 'cert')) if not os.path.isfile(cert) : - return HttpResponse(json.dumps({'error' : '-1'}), content_type="application/json") + #return HttpResponse(json.dumps({'error' : '-1'}), content_type="application/json") + return {'error' : '-1', 'msg': 'check cert file at %s'%cert} if not Config.has_option('monitor', 'pkey') : - return HttpResponse(json.dumps({'error' : '-2'}), content_type="application/json") + #return HttpResponse(json.dumps({'error' : '-2'}), content_type="application/json") + return {'error' : '-2'} pkey = os.path.abspath(Config.get('monitor', 'pkey')) if not os.path.isfile(pkey) : - return HttpResponse(json.dumps({'error' : '-2'}), content_type="application/json") + #return HttpResponse(json.dumps({'error' : '-2'}), content_type="application/json") + return {'error' : '-2'} - server = SfaServerProxy(server_url, pkey, cert) + server = SfaServerProxy(server_url, pkey, cert, verbose=False)#, timeout=5) + #server = SFAProxy(server_url, pkey, cert) + #if 'geni_rspec_version' in api_options: + # # GetVersion to know if the AM supports the requested version + # # if not ask for the default GENI v3 + # start_time = time.time() + # result = server.GetVersion() + # logger.debug("EXEC TIME - GetVersion() - %s sec." % (time.time() - start_time)) + # if 'geni_ad_rspec_versions' in result['value']: + # for v in result['value']['geni_ad_rspec_versions']: + # if v['type'] == api_options['geni_rspec_version']: + # api_options['geni_rspec_version'] = {'type': api_options['geni_rspec_version']} + # break + # else: + # api_options['geni_rspec_version'] = {'type': 'GENI', 'version': '3'} + #else: + # api_options['geni_rspec_version'] = {'type': 'GENI', 'version': '3'} try: # Get user config from Manifold - user_config = get_user_config(user_email, pf) + user_config = get_user_config(request, user_email, pf) if 'delegated_user_credential' in user_config: + logger.debug('delegated_user_credential') user_cred = user_config['delegated_user_credential'] elif 'user_credential' in user_config: + logger.debug('user_credential') user_cred = user_config['user_credential'] else: + logger.error("no user credentials for user = ", user_email) user_cred = {} if object_type: if 'delegated_%s_credentials'%object_type in user_config: + logger.debug('delegated_%s_credentials'%object_type) for obj_name, cred in user_config['delegated_%s_credentials'%object_type].items(): if obj_name == hrn: object_cred = cred elif '%s_credentials'%object_type in user_config: + logger.debug('%s_credentials'%object_type) for obj_name, cred in user_config['%s_credentials'%object_type].items(): if obj_name == hrn: object_cred = cred + else: + logger.error("no credentials for object") + logger.error(object_type) + logger.error(object_name) + object_cred = {} # Both AM & Registry if method == "GetVersion": + start_time = time.time() result = server.GetVersion() + logger.debug("EXEC TIME - GetVersion() - %s sec." % (time.time() - start_time)) else: # AM API Calls if server_am: if method == "ListResources": + start_time = time.time() result = server.ListResources([user_cred], api_options) + logger.debug("EXEC TIME - ListResources() - %s sec." % (time.time() - start_time)) dict_result = xmltodict.parse(result['value']) - result['json'] = json.dumps(dict_result) + result['parsed'] = dict_result if isinstance(dict_result['rspec']['node'], list): columns.extend(dict_result['rspec']['node'][0].keys()) else: columns.extend(dict_result['rspec']['node'].keys()) elif method == "Describe": + start_time = time.time() version = server.GetVersion() + logger.debug("EXEC TIME - GetVersion() - %s sec." % (time.time() - start_time)) logger.debug(version['geni_api']) # if GetVersion = v2 if version['geni_api'] == 2: # ListResources(slice_hrn) api_options['geni_slice_urn'] = urn result = server.ListResources([object_cred], api_options) + logger.debug(result) dict_result = xmltodict.parse(result['value']) # else GetVersion = v3 else: result = server.Describe([urn] ,[object_cred], api_options) - dict_result = xmltodict.parse(result['value']['geni_rspec']) + if isinstance(result, dict): + if result['value'] != 0: + dict_result = xmltodict.parse(result['value']['geni_rspec']) - result['json'] = json.dumps(dict_result) - if isinstance(dict_result['rspec']['node'], list): - columns.extend(dict_result['rspec']['node'][0].keys()) - else: - columns.extend(dict_result['rspec']['node'].keys()) + result['parsed'] = dict_result + if 'rspec' in dict_result and 'node' in dict_result['rspec']: + if isinstance(dict_result['rspec']['node'], list): + columns.extend(dict_result['rspec']['node'][0].keys()) + else: + columns.extend(dict_result['rspec']['node'].keys()) elif method == 'Renew': # Renew till 1 month from now @@ -234,28 +304,37 @@ def sfa_client(request, method, hrn=None, urn=None, object_type=None, rspec=None elif method == 'Delete': result = server.Delete([urn] ,[object_cred], api_options) elif method == 'Allocate': - # if GetVersion = v2 - # CreateSliver(slice_hrn) - # else GetVersion = v3 api_options['call_id'] = unique_call_id() # List of users comes from the Registry - api_options['sfa_users'] = sfa_users - api_options['geni_users'] = geni_users - result = server.Allocate([urn] ,[object_cred], rspec, api_options) + users = get_users_in_slice(request, hrn) + api_options['sfa_users'] = users + api_options['geni_users'] = users + # if GetVersion = v2 + version = server.GetVersion() + if version['geni_api'] == 2: + result = server.CreateSliver([urn] ,[object_cred], rspec, api_options) + # else GetVersion = v3 + else: + result = server.Allocate(urn ,[object_cred], rspec, api_options) elif method == 'Provision': # if GetVersion = v2 # Nothing it is not supported by v2 AMs - api_options['call_id'] = unique_call_id() + version = server.GetVersion() # List of users comes from the Registry - api_options['sfa_users'] = sfa_users - api_options['geni_users'] = geni_users - result = server.Provision([urn] ,[object_cred], api_options) + users = get_users_in_slice(request, hrn) + api_options['sfa_users'] = users + api_options['geni_users'] = users + if version['geni_api'] == 3: + api_options['call_id'] = unique_call_id() + result = server.Provision([urn] ,[object_cred], api_options) elif method == 'Status': result = server.Status([urn] ,[object_cred], api_options) elif method == 'PerformOperationalAction': # if GetVersion = v2 # Nothing it is not supported by v2 AMs - result = server.PerformOperationalAction([urn] ,[object_cred], action, api_options) + version = server.GetVersion() + if version['geni_api'] == 3: + result = server.PerformOperationalAction([urn] ,[object_cred], action, api_options) elif method == 'Shutdown': result = server.Shutdown(urn ,[object_cred], api_options) else: @@ -297,37 +376,84 @@ def sfa_client(request, method, hrn=None, urn=None, object_type=None, rspec=None #return HttpResponse(json.dumps({'error' : '-3','msg':'method not supported by Registry'}), content_type="application/json") logger.debug('method %s not handled by Registry' % method) result = [] + if output_format is not None: + if 'value' in result: + # TODO Python Caching + # to avoid translating the same RSpec in the same format several times + start_time = time.time() + result = translate(result['value'],output_format) + logger.debug("EXEC TIME - translate() - %s sec." % (time.time() - start_time)) results[pf] = result if dict_result: - if isinstance(dict_result['rspec']['node'], list): - data = data + dict_result['rspec']['node'] - else: - data.append(dict_result['rspec']['node']) + if 'rspec' in dict_result and 'node' in dict_result['rspec']: + if isinstance(dict_result['rspec']['node'], list): + data = data + dict_result['rspec']['node'] + else: + data.append(dict_result['rspec']['node']) except Exception,e: import traceback logger.error(traceback.format_exc()) logger.error(e) - results[pf] = {'error':'-3', 'error_msg': str(e)} + results[pf] = {'error':'-3', 'result':result,'error_msg': str(e)} results['columns'] = columns return results -def get_user_config(user_email, platform_name): - account = get_user_account(user_email, platform_name) - return json.loads(account.config) if account.config else {} +@lru_cache(100) +def translate(rspec, output_format): + import urllib + import urllib2 + + values = {'content' : rspec} + url = 'https://demo.fiteagle.org/omnweb/convert/to/' + output_format + data = urllib.urlencode(values) + req = urllib2.Request(url, data) + response = urllib2.urlopen(req) + return response.read() + +def rename(self,key,new_key): + ind = self._keys.index(key) #get the index of old key, O(N) operation + self._keys[ind] = new_key #replace old key with new key in self._keys + self[new_key] = self[key] #add the new key, this is added at the end of self._keys + self._keys.pop(-1) #pop the last item in self._keys + +def get_users_in_slice(request, slice_hrn): + # select users.user_hrn, users.user_email, users.keys + # from myslice:slice + # where slice_hrn=='onelab.upmc.r2d2.slice1' + users_query = Query().get('myslice:slice').filter_by('slice_hrn', '==', slice_hrn).select('users.user_hrn', 'users.user_urn', 'users.user_email','users.keys') + users = execute_admin_query(request, users_query) + rmap = {'user_urn':'urn','user_email':'email','user_hrn':'hrn'} + res = list() + for u in users[0]['users']: + r_user = dict() + for k,v in u.items(): + if k in rmap.keys(): + r_user[rmap[k]] = v + else: + r_user[k]=v + res.append(r_user) + return res + +def get_user_config(request, user_email, platform_name): + account = get_user_account(request, user_email, platform_name) + return json.loads(account['config']) if account['config'] else {} -def get_platforms(): +def get_platforms(request): ret = list() - platforms = db.query(Platform).filter(Platform.gateway_type == 'sfa', Platform.disabled == 0).all() + platform_query = Query().get('local:platform').filter_by('gateway_type', '==', 'sfa').filter_by('disabled','==',0).select('platform') + platforms = execute_admin_query(request, platform_query) + for p in platforms: - ret.append(p.platform) + ret.append(p['platform']) return ret +def get_platform_config(request, platform_name): + platform_query = Query().get('local:platform').filter_by('platform', '==', platform_name).select('platform', 'config') + platforms = execute_admin_query(request, platform_query) -def get_platform_config(platform_name): - platform = db.query(Platform).filter(Platform.platform == platform_name).one() - return json.loads(platform.config) if platform.config else {} + return json.loads(platforms[0]['config']) if platforms[0]['config'] else {} def filter_records(type, records): filtered_records = []