mirror of
https://github.com/xcat2/confluent.git
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Extend collective data functions to more functions
Add to users and groups. Refactor reusable code. Code that remains still looks awfully repetitive though...
This commit is contained in:
Jarrod Johnson
parent
caa4000b7e
commit
41298a8e01
@ -159,17 +159,87 @@ def _do_notifier(cfg, watcher, callback):
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logException()
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def _rpc_master_set_user(tenant, name, attributemap):
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ConfigManager(tenant).set_user(name, attributemap)
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def _rpc_set_user(tenant, name, attributemap):
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ConfigManager(tenant)._true_set_user(name, attributemap)
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def _rpc_master_set_node_attributes(tenant, attribmap, autocreate):
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c = ConfigManager(tenant)
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c.send_to_followers('_rpc_set_node_attributes', tenant,
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attribmap, autocreate)
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c._true_set_node_attributes(attribmap, autocreate)
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ConfigManager(tenant).set_node_attributes(attribmap, autocreate)
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def _rpc_master_set_group_attributes(tenant, attribmap, autocreate):
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ConfigManager(tenant).set_group_attributes(attribmap, autocreate)
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def _rpc_master_del_user(tenant, name):
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ConfigManager(tenant).del_user(name)
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def _rpc_del_user(tenant, name):
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ConfigManager(tenant)._true_del_user(name)
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def _rpc_master_create_user(tenant, *args):
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ConfigManager(tenant).create_user(*args)
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def _rpc_create_user(tenant, *args):
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ConfigManager(tenant)._true_create_user(*args)
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def _rpc_master_del_groups(tenant, groups):
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ConfigManager(tenant).del_groups(groups)
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def _rpc_del_groups(tenant, groups):
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ConfigManager(tenant)._true_del_groups(groups)
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def _rpc_master_del_nodes(tenant, nodes):
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ConfigManager(tenant).del_nodes(nodes)
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def _rpc_del_nodes(tenant, nodes)
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ConfigManager(tenant)._true_del_nodes(nodes)
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def _rpc_set_node_attributes(tenant, attribmap, autocreate):
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ConfigManager(tenant)._true_set_node_attributes(attribmap, autocreate)
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def _rpc_set_group_attributes(tenant, attribmap, autocreate):
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ConfigManager(tenant)._true_set_group_attributes(attribmap, autocreate)
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def exec_on_leader(function, *args):
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xid = os.urandom(8)
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while xid in _pendingchangesets:
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xid = os.urandom(8)
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_pendingchangesets[xid] = event.Event()
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rpcpayload = cPickle.dumps({'function': function, 'args': args,
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'xid': xid})
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rpclen = len(rpcpayload)
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cfgleader.sendall(struct.pack('!Q', rpclen))
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cfgleader.sendall(rpcpayload)
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_pendingchangesets[xid].wait()
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del _pendingchangesets[xid]
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return
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def exec_on_followers(fnname, *args):
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global _txcount
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_txcount += 1
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if len(cfgstreams) < (len(_cfgstore['collective']) // 2) :
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# the leader counts in addition to registered streams
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raise Exception("collective does not have quorum")
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pushes = eventlet.GreenPool()
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payload = cPickle.dumps({'function': fnname, 'args': args,
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'txcount': _txcount})
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for res in pushes.starmap(
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_push_rpc, [(cfgstreams[s], payload) for s in cfgstreams]):
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pass
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def logException():
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global tracelog
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if tracelog is None:
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@ -903,6 +973,14 @@ class ConfigManager(object):
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:param name: The login name of the user
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:param attributemap: A dict of key values to set
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"""
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if cfgleader:
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return exec_on_leader('_rpc_master_set_user', self.tenant, name,
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attributemap)
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if cfgstreams:
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exec_on_followers('_rpc_set_user', self.tenant, name)
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self._true_set_user(name, attributemap)
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def _true_set_user(self, name, attributemap):
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user = self._cfgstore['users'][name]
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for attribute in attributemap:
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if attribute == 'password':
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@ -919,6 +997,13 @@ class ConfigManager(object):
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self._bg_sync_to_file()
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def del_user(self, name):
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if cfgleader:
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return exec_on_leader('_rpc_master_del_user', name)
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if cfgstreams:
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exec_on_followers('_rpc_del_user', name)
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self._true_del_user(name)
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def _true_del_user(self, name):
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if name in self._cfgstore['users']:
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del self._cfgstore['users'][name]
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_mark_dirtykey('users', name, self.tenant)
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@ -936,6 +1021,16 @@ class ConfigManager(object):
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:param uid: Custom identifier number if desired. Defaults to random.
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:param displayname: Optional long format name for UI consumption
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"""
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if cfgleader:
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return exec_on_leader('_rpc_master_create_user', self.tenant,
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name, role, uid, displayname, attributemap)
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if cfgstreams:
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exec_on_followers('_rpc_set_group_attributes', self.tenant, name,
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role, uid, displayname, attributemap)
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self._true_create_user(name, role, uid, displayname, attributemap)
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def _true_create_user(self, name, role="Administrator", uid=None,
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displayname=None, attributemap=None):
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if 'idmap' not in _cfgstore['main']:
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_cfgstore['main']['idmap'] = {}
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if uid is None:
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@ -1133,6 +1228,15 @@ class ConfigManager(object):
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self.set_group_attributes(attribmap, autocreate=True)
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def set_group_attributes(self, attribmap, autocreate=False):
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if cfgleader: # currently config slave to another
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return exec_on_leader('_rpc_master_set_group_attributes',
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self.tenant, attribmap, autocreate)
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if cfgstreams:
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exec_on_followers('_rpc_set_group_attributes', self.tenant,
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attribmap, autocreate)
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self._true_set_group_attributes(attribmap, autocreate)
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def _true_set_group_attributes(self, attribmap, autocreate=False):
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changeset = {}
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for group in attribmap:
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if group == '':
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@ -1326,8 +1430,15 @@ class ConfigManager(object):
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callback = watcher['callback']
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eventlet.spawn_n(_do_notifier, self, watcher, callback)
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def del_nodes(self, nodes):
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if cfgleader: # slaved to a collective
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return exec_on_loader('_rpc_master_del_nodes', self.tenant,
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nodes)
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if cfgstreams:
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exec_on_followers('_rpc_del_nodes', self.tenant, nodes)
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self._true_del_nodes(nodes)
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def _true_del_nodes(self, nodes):
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if self.tenant in self._nodecollwatchers:
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for watcher in self._nodecollwatchers[self.tenant].itervalues():
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watcher(added=[], deleting=nodes, configmanager=self)
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@ -1346,6 +1457,14 @@ class ConfigManager(object):
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self._bg_sync_to_file()
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def del_groups(self, groups):
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if cfgleader:
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return exec_on_leader('_rpc_master_del_groups', self.tenant,
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groups)
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if cfgstreams:
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exec_on_followers('_rpc_del_groups', self.tenant, groups)
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self._true_del_groups(groups)
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def _true_del_groups(self, groups):
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changeset = {}
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for group in groups:
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if group in self._cfgstore['nodegroups']:
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@ -1397,39 +1516,12 @@ class ConfigManager(object):
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attribmap[node]['groups'] = []
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self.set_node_attributes(attribmap, autocreate=True)
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def set_leader_node_attributes(self, attribmap, autocreate):
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xid = os.urandom(8)
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while xid in _pendingchangesets:
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xid = os.urandom(8)
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_pendingchangesets[xid] = event.Event()
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rpcpayload = cPickle.dumps({'function': '_rpc_master_set_node_attributes',
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'args': (self.tenant, attribmap,
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autocreate), 'xid': xid})
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rpclen = len(rpcpayload)
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cfgleader.sendall(struct.pack('!Q', rpclen))
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cfgleader.sendall(rpcpayload)
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_pendingchangesets[xid].wait()
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del _pendingchangesets[xid]
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return
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def send_to_followers(self, fnname, *args):
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global _txcount
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_txcount += 1
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if len(cfgstreams) < (len(_cfgstore['collective']) // 2) :
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# the leader counts in addition to registered streams
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raise Exception("collective does not have quorum")
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pushes = eventlet.GreenPool()
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payload = cPickle.dumps({'function': fnname, 'args': args,
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'txcount': _txcount})
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for res in pushes.starmap(
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_push_rpc, [(cfgstreams[s], payload) for s in cfgstreams]):
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pass
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def set_node_attributes(self, attribmap, autocreate=False):
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if cfgleader: # currently config slave to another
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return self.set_leader_node_attributes(attribmap, autocreate)
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return exec_on_leader('_rpc_master_set_node_attributes',
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self.tenant, attribmap, autocreate)
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if cfgstreams:
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self.send_to_followers('_rpc_set_node_attributes',
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exec_on_followers('_rpc_set_node_attributes',
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self.tenant, attribmap, autocreate)
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self._true_set_node_attributes(attribmap, autocreate)
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