def testHaNode(self):
"""test failover servers"""
fs = FileSystem('nonreg')
srv = Server('foo1', ['foo1@tcp'])
tgt = Target(fs, srv, 0, '/dev/null')
self.assertEqual(tgt.server, srv)
self.assertEqual(len(tgt.failservers), 0)
# Could not switch to an undefined failnode
self.assertFalse(tgt.failover(NodeSet("foo1")))
self.assertEqual(tgt.server, srv)
# Add a failserver and switch to it
foo2 = Server('foo2', ['foo2@tcp'])
tgt.add_server(foo2)
self.assertEqual(list(tgt.failservers), [foo2])
self.assertTrue(tgt.failover(NodeSet("foo2")))
self.assertEqual(tgt.server, foo2)
# Add a 2nd failserver and switch to it
foo3 = Server('foo3', ['foo3@tcp'])
tgt.add_server(foo3)
self.assertEqual(list(tgt.failservers), [foo2, foo3])
self.assertTrue(tgt.failover(NodeSet("foo3")))
self.assertEqual(tgt.server, foo3)
# Switch with more than 1 candidate but only one exist
self.assertTrue(tgt.failover(NodeSet("bar,foo2")))
self.assertEqual(tgt.server, foo2)
# Could not switch if more than one node matches
self.assertRaises(ComponentError, Target.failover, tgt,
NodeSet("foo[2,3]"))
def testHaNode(self):
"""test failover servers"""
fs = FileSystem('nonreg')
srv = Server('foo1', ['foo1@tcp'])
tgt = Target(fs, srv, 0, '/dev/null')
self.assertEqual(tgt.server, srv)
self.assertEqual(len(tgt.failservers), 0)
# Could not switch to an undefined failnode
self.assertFalse(tgt.failover(NodeSet("foo1")))
self.assertEqual(tgt.server, srv)
# Add a failserver and switch to it
foo2 = Server('foo2', ['foo2@tcp'])
tgt.add_server(foo2)
self.assertEqual(list(tgt.failservers), [ foo2 ])
self.assertTrue(tgt.failover(NodeSet("foo2")))
self.assertEqual(tgt.server, foo2)
# Add a 2nd failserver and switch to it
foo3 = Server('foo3', ['foo3@tcp'])
tgt.add_server(foo3)
self.assertEqual(list(tgt.failservers), [ foo2, foo3 ])
self.assertTrue(tgt.failover(NodeSet("foo3")))
self.assertEqual(tgt.server, foo3)
# Switch with more than 1 candidate but only one exist
self.assertTrue(tgt.failover(NodeSet("bar,foo2")))
self.assertEqual(tgt.server, foo2)
# Could not switch if more than one node matches
self.assertRaises(ComponentError, Target.failover, tgt,
NodeSet("foo[2,3]"))
def testAllServers(self):
"""test ComponentGroup.allservers()"""
fs = FileSystem('comp')
grp = ComponentGroup()
grp.add(Target(fs, Server('foo1', ['foo1@tcp']), 0, '/dev/sda'))
comp = Target(fs, Server('foo2', ['foo2@tcp']), 1, '/dev/sda')
grp.add(comp)
comp.add_server(Server('foo3', ['foo3@tcp0']))
self.assertEqual(str(grp.allservers()), "foo[1-3]")
def testAllServers(self):
"""test ComponentGroup.allservers()"""
fs = FileSystem('comp')
grp = ComponentGroup()
grp.add(Target(fs, Server('foo1', ['foo1@tcp']), 0, '/dev/sda'))
comp = Target(fs, Server('foo2', ['foo2@tcp']), 1, '/dev/sda')
grp.add(comp)
comp.add_server(Server('foo3', ['foo3@tcp0']))
self.assertEqual(str(grp.allservers()), "foo[1-3]")
def test_group_by_all_servers(self):
"""test ComponentGroup.groupbyallservers()"""
fs = FileSystem('comp')
grp = ComponentGroup()
srv1 = Server('foo1', ['foo1@tcp'])
srv2 = Server('foo2', ['foo2@tcp'])
comp1 = Target(fs, srv1, 0, '/dev/sda')
comp1.add_server(srv2)
grp.add(comp1)
comp2 = Target(fs, srv2, 1, '/dev/sdb')
comp2.add_server(srv1)
grp.add(comp2)
comp3 = Target(fs, srv1, 2, '/dev/sdc')
comp3.add_server(srv2)
grp.add(comp3)
comp4 = Target(fs, srv2, 3, '/dev/sdd')
comp4.add_server(srv1)
grp.add(comp4)
key = lambda c: c.TYPE
results = [[srv, sorted(comps, key=key)] for srv, comps in grp.groupbyallservers()]
self.assertEqual(len(results), 2)
self.assertTrue([srv1, [comp1, comp2, comp3, comp4]] in results)
self.assertTrue([srv2, [comp1, comp2, comp3, comp4]] in results)
def test_group_by_all_servers(self):
"""test ComponentGroup.groupbyallservers()"""
fs = FileSystem('comp')
grp = ComponentGroup()
srv1 = Server('foo1', ['foo1@tcp'])
srv2 = Server('foo2', ['foo2@tcp'])
comp1 = Target(fs, srv1, 0, '/dev/sda')
comp1.add_server(srv2)
grp.add(comp1)
comp2 = Target(fs, srv2, 1, '/dev/sdb')
comp2.add_server(srv1)
grp.add(comp2)
comp3 = Target(fs, srv1, 2, '/dev/sdc')
comp3.add_server(srv2)
grp.add(comp3)
comp4 = Target(fs, srv2, 3, '/dev/sdd')
comp4.add_server(srv1)
grp.add(comp4)
key = lambda c: c.TYPE
results = [[srv, sorted(comps, key=key)] for srv, comps in grp.groupbyallservers()]
self.assertEqual(len(results), 2)
self.assertTrue([srv1, [comp1, comp2, comp3, comp4]] in results)
self.assertTrue([srv2, [comp1, comp2, comp3, comp4]] in results)