func (s *provisionerSuite) TestContainerManagerConfigLXC(c *gc.C) {
args := params.ContainerManagerConfigParams{Type: instance.LXC}
st, err := state.Open(s.StateInfo(c), state.DialOpts{}, state.Policy(nil))
c.Assert(err, gc.IsNil)
defer st.Close()
tests := []struct {
lxcUseClone bool
expectedUseClone string
}{{
lxcUseClone: false,
expectedUseClone: "false",
}, {
lxcUseClone: true,
expectedUseClone: "true",
}}
// Change lxc-use-clone, and ensure it gets picked up.
for i, t := range tests {
c.Logf("test %d: %+v", i, t)
err = st.UpdateEnvironConfig(map[string]interface{}{
"lxc-use-clone": t.lxcUseClone,
}, nil, nil)
c.Assert(err, gc.IsNil)
result, err := s.provisioner.ContainerManagerConfig(args)
c.Assert(err, gc.IsNil)
c.Assert(result.ManagerConfig, gc.DeepEquals, map[string]string{
container.ConfigName: "juju",
"use-clone": t.expectedUseClone,
})
}
}
// fixEnvironment undoes the work of invalidateEnvironment.
func (s *CommonProvisionerSuite) fixEnvironment(c *gc.C) error {
st, err := state.Open(s.StateInfo(c), state.DefaultDialOpts(), state.Policy(nil))
c.Assert(err, gc.IsNil)
defer st.Close()
attrs := map[string]interface{}{"type": s.cfg.AllAttrs()["type"]}
return st.UpdateEnvironConfig(attrs, nil, nil)
}
func (s *environSuite) TestInvalidConfig(c *gc.C) {
var oldType string
oldType = s.Conn.Environ.Config().AllAttrs()["type"].(string)
// Create an invalid config by taking the current config and
// tweaking the provider type.
info := s.StateInfo(c)
opts := state.DefaultDialOpts()
st2, err := state.Open(info, opts, state.Policy(nil))
c.Assert(err, gc.IsNil)
defer st2.Close()
err = st2.UpdateEnvironConfig(map[string]interface{}{"type": "unknown"}, nil, nil)
c.Assert(err, gc.IsNil)
w := st2.WatchForEnvironConfigChanges()
defer stopWatcher(c, w)
done := make(chan environs.Environ)
go func() {
env, err := worker.WaitForEnviron(w, st2, nil)
c.Check(err, gc.IsNil)
done <- env
}()
// Wait for the loop to process the invalid configuratrion
<-worker.LoadedInvalid
st2.UpdateEnvironConfig(map[string]interface{}{
"type": oldType,
"secret": "environ_test",
}, nil, nil)
env := <-done
c.Assert(env, gc.NotNil)
c.Assert(env.Config().AllAttrs()["secret"], gc.Equals, "environ_test")
}
func (s *InitializeSuite) TestInitialize(c *gc.C) {
cfg := testing.EnvironConfig(c)
initial := cfg.AllAttrs()
st, err := state.Initialize(state.TestingStateInfo(), cfg, state.TestingDialOpts(), state.Policy(nil))
c.Assert(err, gc.IsNil)
c.Assert(st, gc.NotNil)
err = st.Close()
c.Assert(err, gc.IsNil)
s.openState(c)
cfg, err = s.State.EnvironConfig()
c.Assert(err, gc.IsNil)
c.Assert(cfg.AllAttrs(), gc.DeepEquals, initial)
env, err := s.State.Environment()
c.Assert(err, gc.IsNil)
entity, err := s.State.FindEntity("environment-" + env.UUID())
c.Assert(err, gc.IsNil)
annotator := entity.(state.Annotator)
annotations, err := annotator.Annotations()
c.Assert(err, gc.IsNil)
c.Assert(annotations, gc.HasLen, 0)
cons, err := s.State.EnvironConstraints()
c.Assert(err, gc.IsNil)
c.Assert(&cons, jc.Satisfies, constraints.IsEmpty)
addrs, err := s.State.APIHostPorts()
c.Assert(err, gc.IsNil)
c.Assert(addrs, gc.HasLen, 0)
info, err := s.State.StateServerInfo()
c.Assert(err, gc.IsNil)
c.Assert(info, jc.DeepEquals, &state.StateServerInfo{})
}
// invalidateEnvironment alters the environment configuration
// so the Settings returned from the watcher will not pass
// validation.
func (s *CommonProvisionerSuite) invalidateEnvironment(c *gc.C) {
st, err := state.Open(s.StateInfo(c), state.DefaultDialOpts(), state.Policy(nil))
c.Assert(err, gc.IsNil)
defer st.Close()
attrs := map[string]interface{}{"type": "unknown"}
err = st.UpdateEnvironConfig(attrs, nil, nil)
c.Assert(err, gc.IsNil)
}
func (s *environSuite) TestEnvironmentChanges(c *gc.C) {
originalConfig, err := s.State.EnvironConfig()
c.Assert(err, gc.IsNil)
logc := make(logChan, 1009)
c.Assert(loggo.RegisterWriter("testing", logc, loggo.WARNING), gc.IsNil)
defer loggo.RemoveWriter("testing")
obs, err := worker.NewEnvironObserver(s.State)
c.Assert(err, gc.IsNil)
env := obs.Environ()
c.Assert(env.Config().AllAttrs(), gc.DeepEquals, originalConfig.AllAttrs())
var oldType string
oldType = env.Config().AllAttrs()["type"].(string)
info := s.StateInfo(c)
opts := state.DefaultDialOpts()
st2, err := state.Open(info, opts, state.Policy(nil))
defer st2.Close()
// Change to an invalid configuration and check
// that the observer's environment remains the same.
st2.UpdateEnvironConfig(map[string]interface{}{"type": "invalid"}, nil, nil)
st2.StartSync()
// Wait for the observer to register the invalid environment
timeout := time.After(coretesting.LongWait)
loop:
for {
select {
case msg := <-logc:
if strings.Contains(msg, "error creating Environ") {
break loop
}
case <-timeout:
c.Fatalf("timed out waiting to see broken environment")
}
}
// Check that the returned environ is still the same.
env = obs.Environ()
c.Assert(env.Config().AllAttrs(), gc.DeepEquals, originalConfig.AllAttrs())
// Change the environment back to a valid configuration
// with a different name and check that we see it.
st2.UpdateEnvironConfig(map[string]interface{}{"type": oldType, "name": "a-new-name"}, nil, nil)
st2.StartSync()
for a := coretesting.LongAttempt.Start(); a.Next(); {
env := obs.Environ()
if !a.HasNext() {
c.Fatalf("timed out waiting for new environ")
}
if env.Config().Name() == "a-new-name" {
break
}
}
}
func (s *environSuite) TestErrorWhenEnvironIsInvalid(c *gc.C) {
// reopen the state so that we can wangle a dodgy environ config in there.
st, err := state.Open(s.StateInfo(c), state.DefaultDialOpts(), state.Policy(nil))
c.Assert(err, gc.IsNil)
defer st.Close()
err = st.UpdateEnvironConfig(map[string]interface{}{"secret": 999}, nil, nil)
c.Assert(err, gc.IsNil)
obs, err := worker.NewEnvironObserver(s.State)
c.Assert(err, gc.ErrorMatches, `cannot make Environ: secret: expected string, got int\(999\)`)
c.Assert(obs, gc.IsNil)
}
func (s *InitializeSuite) TestDoubleInitializeConfig(c *gc.C) {
cfg := testing.EnvironConfig(c)
initial := cfg.AllAttrs()
st := state.TestingInitialize(c, cfg, state.Policy(nil))
st.Close()
// A second initialize returns an open *State, but ignores its params.
// TODO(fwereade) I think this is crazy, but it's what we were testing
// for originally...
cfg, err := cfg.Apply(map[string]interface{}{"authorized-keys": "something-else"})
c.Assert(err, gc.IsNil)
st, err = state.Initialize(state.TestingStateInfo(), cfg, state.TestingDialOpts(), state.Policy(nil))
c.Assert(err, gc.IsNil)
c.Assert(st, gc.NotNil)
st.Close()
s.openState(c)
cfg, err = s.State.EnvironConfig()
c.Assert(err, gc.IsNil)
c.Assert(cfg.AllAttrs(), gc.DeepEquals, initial)
}
func (s *InitializeSuite) TestEnvironConfigWithAdminSecret(c *gc.C) {
// admin-secret blocks Initialize.
good := testing.EnvironConfig(c)
badUpdateAttrs := map[string]interface{}{"admin-secret": "foo"}
bad, err := good.Apply(badUpdateAttrs)
_, err = state.Initialize(state.TestingStateInfo(), bad, state.TestingDialOpts(), state.Policy(nil))
c.Assert(err, gc.ErrorMatches, "admin-secret should never be written to the state")
// admin-secret blocks UpdateEnvironConfig.
st := state.TestingInitialize(c, good, state.Policy(nil))
st.Close()
s.openState(c)
err = s.State.UpdateEnvironConfig(badUpdateAttrs, nil, nil)
c.Assert(err, gc.ErrorMatches, "admin-secret should never be written to the state")
// EnvironConfig remains inviolate.
cfg, err := s.State.EnvironConfig()
c.Assert(err, gc.IsNil)
c.Assert(cfg.AllAttrs(), gc.DeepEquals, good.AllAttrs())
}
func (s *InitializeSuite) TestEnvironConfigWithoutAgentVersion(c *gc.C) {
// admin-secret blocks Initialize.
good := testing.EnvironConfig(c)
attrs := good.AllAttrs()
delete(attrs, "agent-version")
bad, err := config.New(config.NoDefaults, attrs)
c.Assert(err, gc.IsNil)
_, err = state.Initialize(state.TestingStateInfo(), bad, state.TestingDialOpts(), state.Policy(nil))
c.Assert(err, gc.ErrorMatches, "agent-version must always be set in state")
st := state.TestingInitialize(c, good, state.Policy(nil))
st.Close()
s.openState(c)
err = s.State.UpdateEnvironConfig(map[string]interface{}{}, []string{"agent-version"}, nil)
c.Assert(err, gc.ErrorMatches, "agent-version must always be set in state")
// EnvironConfig remains inviolate.
cfg, err := s.State.EnvironConfig()
c.Assert(err, gc.IsNil)
c.Assert(cfg.AllAttrs(), gc.DeepEquals, good.AllAttrs())
}
func (s *EnvironSuite) TestUUID(c *gc.C) {
uuidA := s.env.UUID()
c.Assert(uuidA, gc.HasLen, 36)
// Check that two environments have different UUIDs.
s.State.Close()
s.MgoSuite.TearDownTest(c)
s.MgoSuite.SetUpTest(c)
s.State = state.TestingInitialize(c, nil, state.Policy(nil))
env, err := s.State.Environment()
c.Assert(err, gc.IsNil)
uuidB := env.UUID()
c.Assert(uuidA, gc.Not(gc.Equals), uuidB)
}
func (*NewConnSuite) TestConnStateSecretsSideEffect(c *gc.C) {
attrs := dummy.SampleConfig().Merge(coretesting.Attrs{
"admin-secret": "side-effect secret",
"secret": "pork",
})
cfg, err := config.New(config.NoDefaults, attrs)
c.Assert(err, gc.IsNil)
ctx := coretesting.Context(c)
env, err := environs.Prepare(cfg, ctx, configstore.NewMem())
c.Assert(err, gc.IsNil)
envtesting.UploadFakeTools(c, env.Storage())
err = bootstrap.Bootstrap(ctx, env, environs.BootstrapParams{})
c.Assert(err, gc.IsNil)
info, _, err := env.StateInfo()
c.Assert(err, gc.IsNil)
info.Password = utils.UserPasswordHash("side-effect secret", utils.CompatSalt)
// Use a state without a nil policy, which will allow us to set an invalid config.
st, err := state.Open(info, state.DefaultDialOpts(), state.Policy(nil))
c.Assert(err, gc.IsNil)
defer assertClose(c, st)
// Verify we have secrets in the environ config already.
statecfg, err := st.EnvironConfig()
c.Assert(err, gc.IsNil)
c.Assert(statecfg.UnknownAttrs()["secret"], gc.Equals, "pork")
// Remove the secret from state, and then make sure it gets
// pushed back again.
err = st.UpdateEnvironConfig(map[string]interface{}{}, []string{"secret"}, nil)
c.Assert(err, gc.IsNil)
// Make a new Conn, which will push the secrets.
conn, err := juju.NewConn(env)
c.Assert(err, gc.IsNil)
defer assertClose(c, conn)
statecfg, err = conn.State.EnvironConfig()
c.Assert(err, gc.IsNil)
c.Assert(statecfg.UnknownAttrs()["secret"], gc.Equals, "pork")
// Reset the admin password so the state db can be reused.
err = conn.State.SetAdminMongoPassword("")
c.Assert(err, gc.IsNil)
}
func (s *InitializeSuite) openState(c *gc.C) {
var err error
s.State, err = state.Open(state.TestingStateInfo(), state.TestingDialOpts(), state.Policy(nil))
c.Assert(err, gc.IsNil)
}
func (s *UnitSuite) TestSetMongoPasswordOnUnitAfterConnectingAsMachineEntity(c *gc.C) {
// Make a second unit to use later. (Subordinate units can only be created
// as a side-effect of a principal entering relation scope.)
subUnit := s.addSubordinateUnit(c)
info := state.TestingStateInfo()
st, err := state.Open(info, state.TestingDialOpts(), state.Policy(nil))
c.Assert(err, gc.IsNil)
defer st.Close()
// Turn on fully-authenticated mode.
err = st.SetAdminMongoPassword("admin-secret")
c.Assert(err, gc.IsNil)
// Add a new machine, assign the units to it
// and set its password.
m, err := st.AddMachine("quantal", state.JobHostUnits)
c.Assert(err, gc.IsNil)
unit, err := st.Unit(s.unit.Name())
c.Assert(err, gc.IsNil)
subUnit, err = st.Unit(subUnit.Name())
c.Assert(err, gc.IsNil)
err = unit.AssignToMachine(m)
c.Assert(err, gc.IsNil)
err = m.SetMongoPassword("foo")
c.Assert(err, gc.IsNil)
// Sanity check that we cannot connect with the wrong
// password
info.Tag = m.Tag()
info.Password = "******"
err = tryOpenState(info)
c.Assert(err, jc.Satisfies, errors.IsUnauthorized)
// Connect as the machine entity.
info.Tag = m.Tag()
info.Password = "******"
st1, err := state.Open(info, state.TestingDialOpts(), state.Policy(nil))
c.Assert(err, gc.IsNil)
defer st1.Close()
// Change the password for a unit derived from
// the machine entity's state.
unit, err = st1.Unit(s.unit.Name())
c.Assert(err, gc.IsNil)
err = unit.SetMongoPassword("bar")
c.Assert(err, gc.IsNil)
// Now connect as the unit entity and, as that
// that entity, change the password for a new unit.
info.Tag = unit.Tag()
info.Password = "******"
st2, err := state.Open(info, state.TestingDialOpts(), state.Policy(nil))
c.Assert(err, gc.IsNil)
defer st2.Close()
// Check that we can set its password.
unit, err = st2.Unit(subUnit.Name())
c.Assert(err, gc.IsNil)
err = unit.SetMongoPassword("bar2")
c.Assert(err, gc.IsNil)
// Clear the admin password, so tests can reset the db.
err = st.SetAdminMongoPassword("")
c.Assert(err, gc.IsNil)
}