X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=sfa%2Fmanagers%2Faggregate_manager_pl.py;h=9e0aa27f5595b81ae4a105eef4d32c6931a98866;hb=4ff67c801ceeb1d0c7ca2863c2b7bf8152182b8f;hp=6021cea62ae4900198fd1892d3e1492122f3ab2e;hpb=86e8ecb4eb183d68181ecd9a4625180949f9af8e;p=sfa.git diff --git a/sfa/managers/aggregate_manager_pl.py b/sfa/managers/aggregate_manager_pl.py index 6021cea6..9e0aa27f 100644 --- a/sfa/managers/aggregate_manager_pl.py +++ b/sfa/managers/aggregate_manager_pl.py @@ -1,80 +1,188 @@ -### $Id: slices.py 15842 2009-11-22 09:56:13Z anil $ -### $URL: https://svn.planet-lab.org/svn/sfa/trunk/sfa/plc/slices.py $ - import datetime import time import traceback import sys - +import re from types import StringTypes -from sfa.util.namespace import * + +from sfa.util.faults import * +from sfa.util.xrn import get_authority, hrn_to_urn, urn_to_hrn, Xrn +from sfa.util.plxrn import slicename_to_hrn, hrn_to_pl_slicename, hostname_to_urn from sfa.util.rspec import * from sfa.util.specdict import * -from sfa.util.faults import * from sfa.util.record import SfaRecord from sfa.util.policy import Policy from sfa.util.record import * from sfa.util.sfaticket import SfaTicket -from sfa.util.debug import log from sfa.plc.slices import Slices from sfa.trust.credential import Credential import sfa.plc.peers as peers from sfa.plc.network import * from sfa.plc.api import SfaAPI from sfa.plc.slices import * +from sfa.util.version import version_core +from sfa.util.sfatime import utcparse +from sfa.util.callids import Callids + +def GetVersion(api): + xrn=Xrn(api.hrn) + return version_core({'interface':'aggregate', + 'testbed':'myplc', + 'hrn':xrn.get_hrn(), + }) + +def __get_registry_objects(slice_xrn, creds, users): + """ -def get_version(): - version = {} - version['geni_api'] = 1 - return version - -def delete_slice(api, xrn): - hrn, type = urn_to_hrn(xrn) - slicename = hrn_to_pl_slicename(hrn) - slices = api.plshell.GetSlices(api.plauth, {'name': slicename}) - if not slices: - return 1 - slice = slices[0] - - # determine if this is a peer slice - peer = peers.get_peer(api, hrn) - if peer: - api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice['slice_id'], peer) - api.plshell.DeleteSliceFromNodes(api.plauth, slicename, slice['node_ids']) - if peer: - api.plshell.BindObjectToPeer(api.plauth, 'slice', slice['slice_id'], peer, slice['peer_slice_id']) - return 1 + """ + hrn, type = urn_to_hrn(slice_xrn) + + hrn_auth = get_authority(hrn) + + # Build up objects that an SFA registry would return if SFA + # could contact the slice's registry directly + reg_objects = None + + if users: + # dont allow special characters in the site login base + #only_alphanumeric = re.compile('[^a-zA-Z0-9]+') + #login_base = only_alphanumeric.sub('', hrn_auth[:20]).lower() + slicename = hrn_to_pl_slicename(hrn) + login_base = slicename.split('_')[0] + reg_objects = {} + site = {} + site['site_id'] = 0 + site['name'] = 'geni.%s' % login_base + site['enabled'] = True + site['max_slices'] = 100 + + # Note: + # Is it okay if this login base is the same as one already at this myplc site? + # Do we need uniqueness? Should use hrn_auth instead of just the leaf perhaps? + site['login_base'] = login_base + site['abbreviated_name'] = login_base + site['max_slivers'] = 1000 + reg_objects['site'] = site + + slice = {} + + extime = Credential(string=creds[0]).get_expiration() + # If the expiration time is > 60 days from now, set the expiration time to 60 days from now + if extime > datetime.datetime.utcnow() + datetime.timedelta(days=60): + extime = datetime.datetime.utcnow() + datetime.timedelta(days=60) + slice['expires'] = int(time.mktime(extime.timetuple())) + slice['hrn'] = hrn + slice['name'] = hrn_to_pl_slicename(hrn) + slice['url'] = hrn + slice['description'] = hrn + slice['pointer'] = 0 + reg_objects['slice_record'] = slice + + reg_objects['users'] = {} + for user in users: + user['key_ids'] = [] + hrn, _ = urn_to_hrn(user['urn']) + user['email'] = hrn_to_pl_slicename(hrn) + "@geni.net" + user['first_name'] = hrn + user['last_name'] = hrn + reg_objects['users'][user['email']] = user + + return reg_objects def __get_hostnames(nodes): hostnames = [] for node in nodes: hostnames.append(node.hostname) return hostnames + +def slice_status(api, slice_xrn, creds): + hrn, type = urn_to_hrn(slice_xrn) + # find out where this slice is currently running + api.logger.info(hrn) + slicename = hrn_to_pl_slicename(hrn) -def create_slice(api, xrn, xml, reg_objects=None): + slices = api.plshell.GetSlices(api.plauth, [slicename], ['node_ids','person_ids','name','expires']) + if len(slices) == 0: + raise Exception("Slice %s not found (used %s as slicename internally)" % slice_xrn, slicename) + slice = slices[0] + + nodes = api.plshell.GetNodes(api.plauth, slice['node_ids'], + ['hostname', 'site_id', 'boot_state', 'last_contact']) + site_ids = [node['site_id'] for node in nodes] + sites = api.plshell.GetSites(api.plauth, site_ids, ['site_id', 'login_base']) + sites_dict = {} + for site in sites: + sites_dict[site['site_id']] = site['login_base'] + + # XX remove me + #api.logger.info(slice_xrn) + #api.logger.info(slice) + #api.logger.info(nodes) + # XX remove me + + result = {} + top_level_status = 'unknown' + if nodes: + top_level_status = 'ready' + result['geni_urn'] = Xrn(slice_xrn, 'slice').get_urn() + result['pl_login'] = slice['name'] + result['pl_expires'] = datetime.datetime.fromtimestamp(slice['expires']).ctime() + + resources = [] + for node in nodes: + res = {} + res['pl_hostname'] = node['hostname'] + res['pl_boot_state'] = node['boot_state'] + res['pl_last_contact'] = node['last_contact'] + if not node['last_contact'] is None: + res['pl_last_contact'] = datetime.datetime.fromtimestamp(node['last_contact']).ctime() + res['geni_urn'] = hostname_to_urn(api.hrn, sites_dict[node['site_id']], node['hostname']) + if node['boot_state'] == 'boot': + res['geni_status'] = 'ready' + else: + res['geni_status'] = 'failed' + top_level_staus = 'failed' + + res['geni_error'] = '' + + resources.append(res) + + result['geni_status'] = top_level_status + result['geni_resources'] = resources + # XX remove me + #api.logger.info(result) + # XX remove me + return result + +def CreateSliver(api, slice_xrn, creds, rspec, users, call_id): """ + Create the sliver[s] (slice) at this aggregate. Verify HRN and initialize the slice record in PLC if necessary. """ + if Callids().already_handled(call_id): return False - hrn, type = urn_to_hrn(xrn) + reg_objects = __get_registry_objects(slice_xrn, creds, users) + + hrn, type = urn_to_hrn(slice_xrn) peer = None slices = Slices(api) peer = slices.get_peer(hrn) sfa_peer = slices.get_sfa_peer(hrn) registry = api.registries[api.hrn] credential = api.getCredential() - site_id, remote_site_id = slices.verify_site(registry, credential, hrn, - peer, sfa_peer, reg_objects) - - slice = slices.verify_slice(registry, credential, hrn, site_id, - remote_site_id, peer, sfa_peer, reg_objects) + (site_id, remote_site_id) = slices.verify_site(registry, credential, hrn, + peer, sfa_peer, reg_objects) + slice_record = slices.verify_slice(registry, credential, hrn, site_id, + remote_site_id, peer, sfa_peer, reg_objects) + network = Network(api) slice = network.get_slice(api, hrn) + slice.peer_id = slice_record['peer_slice_id'] current = __get_hostnames(slice.get_nodes()) - network.addRSpec(xml, api.config.SFA_AGGREGATE_RSPEC_SCHEMA) + network.addRSpec(rspec, api.config.SFA_AGGREGATE_RSPEC_SCHEMA) request = __get_hostnames(network.nodesWithSlivers()) # remove nodes not in rspec @@ -82,112 +190,91 @@ def create_slice(api, xrn, xml, reg_objects=None): # add nodes from rspec added_nodes = list(set(request).difference(current)) - + try: + if peer: + api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice.id, peer) - if peer: - api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice.id, peer) + api.plshell.AddSliceToNodes(api.plauth, slice.name, added_nodes) + api.plshell.DeleteSliceFromNodes(api.plauth, slice.name, deleted_nodes) - api.plshell.AddSliceToNodes(api.plauth, slice.name, added_nodes) - api.plshell.DeleteSliceFromNodes(api.plauth, slice.name, deleted_nodes) + network.updateSliceTags() - network.updateSliceTags() - - if peer: - api.plshell.BindObjectToPeer(api.plauth, 'slice', slice.id, peer, - slice.peer_id) + finally: + if peer: + api.plshell.BindObjectToPeer(api.plauth, 'slice', slice.id, peer, + slice.peer_id) # print network.toxml() return True -def get_ticket(api, xrn, rspec, origin_hrn=None, reg_objects=None): - - slice_hrn, type = urn_to_hrn(xrn) - slices = Slices(api) - peer = slices.get_peer(slice_hrn) - sfa_peer = slices.get_sfa_peer(slice_hrn) - - # get the slice record - registry = api.registries[api.hrn] - credential = api.getCredential() - records = registry.resolve(credential, xrn) - - # similar to create_slice, we must verify that the required records exist - # at this aggregate before we can issue a ticket - site_id, remote_site_id = slices.verify_site(registry, credential, slice_hrn, - peer, sfa_peer, reg_objects) - slice = slices.verify_slice(registry, credential, slice_hrn, site_id, - remote_site_id, peer, sfa_peer, reg_objects) - - # make sure we get a local slice record - record = None - for tmp_record in records: - if tmp_record['type'] == 'slice' and \ - not tmp_record['peer_authority']: - record = SliceRecord(dict=tmp_record) - if not record: - raise RecordNotFound(slice_hrn) - - # get sliver info - slivers = Slices(api).get_slivers(slice_hrn) - if not slivers: - raise SliverDoesNotExist(slice_hrn) - - # get initscripts - initscripts = [] - data = { - 'timestamp': int(time.time()), - 'initscripts': initscripts, - 'slivers': slivers - } - - # create the ticket - object_gid = record.get_gid_object() - new_ticket = SfaTicket(subject = object_gid.get_subject()) - new_ticket.set_gid_caller(api.auth.client_gid) - new_ticket.set_gid_object(object_gid) - new_ticket.set_issuer(key=api.key, subject=api.hrn) - new_ticket.set_pubkey(object_gid.get_pubkey()) - new_ticket.set_attributes(data) - new_ticket.set_rspec(rspec) - #new_ticket.set_parent(api.auth.hierarchy.get_auth_ticket(auth_hrn)) - new_ticket.encode() - new_ticket.sign() - - return new_ticket.save_to_string(save_parents=True) +def renew_slice(api, xrn, creds, expiration_time): + hrn, type = urn_to_hrn(xrn) + slicename = hrn_to_pl_slicename(hrn) + slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id']) + if not slices: + raise RecordNotFound(hrn) + slice = slices[0] + requested_time = utcparse(expiration_time) + record = {'expires': int(time.mktime(requested_time.timetuple()))} + api.plshell.UpdateSlice(api.plauth, slice['slice_id'], record) + return 1 -def start_slice(api, xrn): +def start_slice(api, xrn, creds): hrn, type = urn_to_hrn(xrn) slicename = hrn_to_pl_slicename(hrn) slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id']) if not slices: raise RecordNotFound(hrn) - slice_id = slices[0] - attributes = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'name': 'enabled'}, ['slice_attribute_id']) - attribute_id = attributes[0]['slice_attribute_id'] - api.plshell.UpdateSliceTag(api.plauth, attribute_id, "1" ) + slice_id = slices[0]['slice_id'] + slice_tags = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'tagname': 'enabled'}, ['slice_tag_id']) + # just remove the tag if it exists + if slice_tags: + api.plshell.DeleteSliceTag(api.plauth, slice_tags[0]['slice_tag_id']) return 1 -def stop_slice(api, xrn): +def stop_slice(api, xrn, creds): hrn, type = urn_to_hrn(xrn) slicename = hrn_to_pl_slicename(hrn) slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id']) if not slices: raise RecordNotFound(hrn) slice_id = slices[0]['slice_id'] - attributes = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'name': 'enabled'}, ['slice_attribute_id']) - attribute_id = attributes[0]['slice_attribute_id'] - api.plshell.UpdateSliceTag(api.plauth, attribute_id, "0") + slice_tags = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'tagname': 'enabled'}) + if not slice_tags: + api.plshell.AddSliceTag(api.plauth, slice_id, 'enabled', '0') + elif slice_tags[0]['value'] != "0": + tag_id = attributes[0]['slice_tag_id'] + api.plshell.UpdateSliceTag(api.plauth, tag_id, '0') return 1 def reset_slice(api, xrn): # XX not implemented at this interface return 1 -def get_slices(api): +def delete_slice(api, xrn, creds): + hrn, type = urn_to_hrn(xrn) + slicename = hrn_to_pl_slicename(hrn) + slices = api.plshell.GetSlices(api.plauth, {'name': slicename}) + if not slices: + return 1 + slice = slices[0] + + # determine if this is a peer slice + peer = peers.get_peer(api, hrn) + try: + if peer: + api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice['slice_id'], peer) + api.plshell.DeleteSliceFromNodes(api.plauth, slicename, slice['node_ids']) + finally: + if peer: + api.plshell.BindObjectToPeer(api.plauth, 'slice', slice['slice_id'], peer, slice['peer_slice_id']) + return 1 + +def get_slices(api, creds): # look in cache first if api.cache: slices = api.cache.get('slices') @@ -205,20 +292,20 @@ def get_slices(api): return slice_urns -def get_rspec(api, creds, options): +# xxx Thierry : caching at the aggregate level sounds wrong... +caching=True +#caching=False +def ListResources(api, creds, options,call_id): + if Callids().already_handled(call_id): return "" # get slice's hrn from options - xrn = options.get('geni_slice_urn', None) - hrn, type = urn_to_hrn(xrn) + xrn = options.get('geni_slice_urn', '') + (hrn, type) = urn_to_hrn(xrn) - # get hrn of the original caller - origin_hrn = options.get('origin_hrn', None) - if not origin_hrn: - origin_hrn = Credential(string=creds[0]).get_gid_caller().get_hrn() - # look in cache first - if api.cache and not xrn: + if caching and api.cache and not xrn: rspec = api.cache.get('nodes') if rspec: + api.logger.info("aggregate.ListResources: returning cached value for hrn %s"%hrn) return rspec network = Network(api) @@ -229,36 +316,84 @@ def get_rspec(api, creds, options): rspec = network.toxml() # cache the result - if api.cache and not xrn: + if caching and api.cache and not xrn: api.cache.add('nodes', rspec) return rspec -""" -Returns the request context required by sfatables. At some point, this -mechanism should be changed to refer to "contexts", which is the -information that sfatables is requesting. But for now, we just return -the basic information needed in a dict. -""" -def fetch_context(slice_xrn, user_xrn, contexts): - slice_hrn, type = urn_to_hrn(slice_xrn) - user_hrn, type = urn_to_hrn(user_xrn) - base_context = {'sfa':{'user':{'hrn':user_hrn}, 'slice':{'hrn':slice_hrn}}} - return base_context +def get_ticket(api, xrn, creds, rspec, users): + + reg_objects = __get_registry_objects(xrn, creds, users) + + slice_hrn, type = urn_to_hrn(xrn) + slices = Slices(api) + peer = slices.get_peer(slice_hrn) + sfa_peer = slices.get_sfa_peer(slice_hrn) + + # get the slice record + registry = api.registries[api.hrn] + credential = api.getCredential() + records = registry.Resolve(xrn, credential) + + # similar to CreateSliver, we must verify that the required records exist + # at this aggregate before we can issue a ticket + site_id, remote_site_id = slices.verify_site(registry, credential, slice_hrn, + peer, sfa_peer, reg_objects) + slice = slices.verify_slice(registry, credential, slice_hrn, site_id, + remote_site_id, peer, sfa_peer, reg_objects) + + # make sure we get a local slice record + record = None + for tmp_record in records: + if tmp_record['type'] == 'slice' and \ + not tmp_record['peer_authority']: + record = SliceRecord(dict=tmp_record) + if not record: + raise RecordNotFound(slice_hrn) + + # get sliver info + slivers = Slices(api).get_slivers(slice_hrn) + if not slivers: + raise SliverDoesNotExist(slice_hrn) + + # get initscripts + initscripts = [] + data = { + 'timestamp': int(time.time()), + 'initscripts': initscripts, + 'slivers': slivers + } + + # create the ticket + object_gid = record.get_gid_object() + new_ticket = SfaTicket(subject = object_gid.get_subject()) + new_ticket.set_gid_caller(api.auth.client_gid) + new_ticket.set_gid_object(object_gid) + new_ticket.set_issuer(key=api.key, subject=api.hrn) + new_ticket.set_pubkey(object_gid.get_pubkey()) + new_ticket.set_attributes(data) + new_ticket.set_rspec(rspec) + #new_ticket.set_parent(api.auth.hierarchy.get_auth_ticket(auth_hrn)) + new_ticket.encode() + new_ticket.sign() + + return new_ticket.save_to_string(save_parents=True) + + def main(): api = SfaAPI() """ - rspec = get_rspec(api, "plc.princeton.sapan", None) - #rspec = get_rspec(api, "plc.princeton.coblitz", None) - #rspec = get_rspec(api, "plc.pl.sirius", None) + rspec = ListResources(api, "plc.princeton.sapan", None, 'pl_test_sapan') + #rspec = ListResources(api, "plc.princeton.coblitz", None, 'pl_test_coblitz') + #rspec = ListResources(api, "plc.pl.sirius", None, 'pl_test_sirius') print rspec """ f = open(sys.argv[1]) xml = f.read() f.close() - create_slice(api, "plc.princeton.sapan", xml) + CreateSliver(api, "plc.princeton.sapan", xml, 'CreateSliver_sapan') if __name__ == "__main__": main()