func (t *LiveTests) TestCheckEnvironmentOnConnectBadVerificationFile(c *gc.C) {
// When new connection is established to a bootstraped environment,
// it is checked that we are running against a juju-core environment.
//
// If the verification file has unexpected content, it is not
// a juju-core environment (likely to a Python juju environment).
if !t.CanOpenState {
c.Skip("CanOpenState is false; cannot open state connection")
}
t.BootstrapOnce(c)
environ := t.Env
stor := environ.Storage()
// Finally, replace the content with an arbitrary string.
badVerificationContent := "bootstrap storage verification"
reader := strings.NewReader(badVerificationContent)
err := stor.Put(
"bootstrap-verify",
reader,
int64(len(badVerificationContent)))
c.Assert(err, gc.IsNil)
defer restoreBootstrapVerificationFile(c, stor)
// Running NewConn() should fail.
_, err = juju.NewConn(t.Env)
c.Assert(err, gc.Equals, environs.InvalidEnvironmentError)
}
func (t *LiveTests) TestCheckEnvironmentOnConnect(c *gc.C) {
// When new connection is established to a bootstraped environment,
// it is checked that we are running against a juju-core environment.
if !t.CanOpenState {
c.Skip("CanOpenState is false; cannot open state connection")
}
t.BootstrapOnce(c)
conn, err := juju.NewConn(t.Env)
c.Assert(err, gc.IsNil)
conn.Close()
apiConn, err := juju.NewAPIConn(t.Env, api.DefaultDialOpts())
c.Assert(err, gc.IsNil)
apiConn.Close()
}
func (t *LiveTests) TestCheckEnvironmentOnConnectNoVerificationFile(c *gc.C) {
// When new connection is established to a bootstraped environment,
// it is checked that we are running against a juju-core environment.
//
// Absence of a verification file means it is a juju-core environment
// with an older version, which is fine.
if !t.CanOpenState {
c.Skip("CanOpenState is false; cannot open state connection")
}
t.BootstrapOnce(c)
environ := t.Env
stor := environ.Storage()
err := stor.Remove("bootstrap-verify")
c.Assert(err, gc.IsNil)
defer restoreBootstrapVerificationFile(c, stor)
conn, err := juju.NewConn(t.Env)
c.Assert(err, gc.IsNil)
conn.Close()
}
func (t *LiveTests) TestBootstrapWithDefaultSeries(c *gc.C) {
if !t.HasProvisioner {
c.Skip("HasProvisioner is false; cannot test deployment")
}
current := version.Current
other := current
other.Series = "quantal"
if current == other {
other.Series = "precise"
}
dummyCfg, err := config.New(config.NoDefaults, dummy.SampleConfig().Merge(coretesting.Attrs{
"state-server": false,
"name": "dummy storage",
}))
dummyenv, err := environs.Prepare(dummyCfg, coretesting.Context(c), configstore.NewMem())
c.Assert(err, gc.IsNil)
defer dummyenv.Destroy()
t.Destroy(c)
attrs := t.TestConfig.Merge(coretesting.Attrs{"default-series": other.Series})
cfg, err := config.New(config.NoDefaults, attrs)
c.Assert(err, gc.IsNil)
env, err := environs.Prepare(cfg, coretesting.Context(c), t.ConfigStore)
c.Assert(err, gc.IsNil)
defer environs.Destroy(env, t.ConfigStore)
currentName := envtools.StorageName(current)
otherName := envtools.StorageName(other)
envStorage := env.Storage()
dummyStorage := dummyenv.Storage()
defer envStorage.Remove(otherName)
_, err = sync.Upload(dummyStorage, ¤t.Number)
c.Assert(err, gc.IsNil)
// This will only work while cross-compiling across releases is safe,
// which depends on external elements. Tends to be safe for the last
// few releases, but we may have to refactor some day.
err = storageCopy(dummyStorage, currentName, envStorage, otherName)
c.Assert(err, gc.IsNil)
err = bootstrap.Bootstrap(coretesting.Context(c), env, environs.BootstrapParams{})
c.Assert(err, gc.IsNil)
conn, err := juju.NewConn(env)
c.Assert(err, gc.IsNil)
defer conn.Close()
// Wait for machine agent to come up on the bootstrap
// machine and ensure it deployed the proper series.
m0, err := conn.State.Machine("0")
c.Assert(err, gc.IsNil)
mw0 := newMachineToolWaiter(m0)
defer mw0.Stop()
waitAgentTools(c, mw0, other)
}
func (t *LiveTests) TestBootstrapAndDeploy(c *gc.C) {
if !t.CanOpenState || !t.HasProvisioner {
c.Skip(fmt.Sprintf("skipping provisioner test, CanOpenState: %v, HasProvisioner: %v", t.CanOpenState, t.HasProvisioner))
}
t.BootstrapOnce(c)
// TODO(niemeyer): Stop growing this kitchen sink test and split it into proper parts.
c.Logf("opening connection")
conn, err := juju.NewConn(t.Env)
c.Assert(err, gc.IsNil)
defer conn.Close()
c.Logf("opening API connection")
apiConn, err := juju.NewAPIConn(t.Env, api.DefaultDialOpts())
c.Assert(err, gc.IsNil)
defer conn.Close()
// Check that the agent version has made it through the
// bootstrap process (it's optional in the config.Config)
cfg, err := conn.State.EnvironConfig()
c.Assert(err, gc.IsNil)
agentVersion, ok := cfg.AgentVersion()
c.Check(ok, gc.Equals, true)
c.Check(agentVersion, gc.Equals, version.Current.Number)
// Check that the constraints have been set in the environment.
cons, err := conn.State.EnvironConstraints()
c.Assert(err, gc.IsNil)
c.Assert(cons.String(), gc.Equals, "mem=2048M")
// Wait for machine agent to come up on the bootstrap
// machine and find the deployed series from that.
m0, err := conn.State.Machine("0")
c.Assert(err, gc.IsNil)
instId0, err := m0.InstanceId()
c.Assert(err, gc.IsNil)
// Check that the API connection is working.
status, err := apiConn.State.Client().Status(nil)
c.Assert(err, gc.IsNil)
c.Assert(status.Machines["0"].InstanceId, gc.Equals, string(instId0))
mw0 := newMachineToolWaiter(m0)
defer mw0.Stop()
// If the series has not been specified, we expect the most recent Ubuntu LTS release to be used.
expectedVersion := version.Current
expectedVersion.Series = config.LatestLtsSeries()
mtools0 := waitAgentTools(c, mw0, expectedVersion)
// Create a new service and deploy a unit of it.
c.Logf("deploying service")
repoDir := c.MkDir()
url := coretesting.Charms.ClonedURL(repoDir, mtools0.Version.Series, "dummy")
sch, err := conn.PutCharm(url, &charm.LocalRepository{Path: repoDir}, false)
c.Assert(err, gc.IsNil)
svc, err := conn.State.AddService("dummy", "user-admin", sch, nil, nil)
c.Assert(err, gc.IsNil)
units, err := juju.AddUnits(conn.State, svc, 1, "")
c.Assert(err, gc.IsNil)
unit := units[0]
// Wait for the unit's machine and associated agent to come up
// and announce itself.
mid1, err := unit.AssignedMachineId()
c.Assert(err, gc.IsNil)
m1, err := conn.State.Machine(mid1)
c.Assert(err, gc.IsNil)
mw1 := newMachineToolWaiter(m1)
defer mw1.Stop()
waitAgentTools(c, mw1, mtools0.Version)
err = m1.Refresh()
c.Assert(err, gc.IsNil)
instId1, err := m1.InstanceId()
c.Assert(err, gc.IsNil)
uw := newUnitToolWaiter(unit)
defer uw.Stop()
utools := waitAgentTools(c, uw, expectedVersion)
// Check that we can upgrade the environment.
newVersion := utools.Version
newVersion.Patch++
t.checkUpgrade(c, conn, newVersion, mw0, mw1, uw)
// BUG(niemeyer): Logic below is very much wrong. Must be:
//
// 1. EnsureDying on the unit and EnsureDying on the machine
// 2. Unit dies by itself
// 3. Machine removes dead unit
// 4. Machine dies by itself
// 5. Provisioner removes dead machine
//
// Now remove the unit and its assigned machine and
// check that the PA removes it.
c.Logf("removing unit")
err = unit.Destroy()
c.Assert(err, gc.IsNil)
// Wait until unit is dead
uwatch := unit.Watch()
defer uwatch.Stop()
for unit.Life() != state.Dead {
c.Logf("waiting for unit change")
<-uwatch.Changes()
err := unit.Refresh()
c.Logf("refreshed; err %v", err)
if errors.IsNotFound(err) {
c.Logf("unit has been removed")
break
}
c.Assert(err, gc.IsNil)
}
for {
c.Logf("destroying machine")
err := m1.Destroy()
if err == nil {
break
}
c.Assert(err, gc.FitsTypeOf, &state.HasAssignedUnitsError{})
time.Sleep(5 * time.Second)
err = m1.Refresh()
if errors.IsNotFound(err) {
break
}
c.Assert(err, gc.IsNil)
}
c.Logf("waiting for instance to be removed")
t.assertStopInstance(c, conn.Environ, instId1)
}