func (suite *StateSuite) TestLoadStateReturnsNotFoundErrorForMissingFile(c *C) {
storage, cleanup := makeDummyStorage(c)
defer cleanup()
_, err := environs.LoadState(storage)
c.Check(errors.IsNotFoundError(err), Equals, true)
}
func (suite *StateSuite) TestLoadStateReadsStateFile(c *C) {
storage, cleanup := makeDummyStorage(c)
defer cleanup()
state := suite.setupSavedState(c, storage)
storedState, err := environs.LoadState(storage)
c.Assert(err, IsNil)
c.Check(*storedState, DeepEquals, state)
}
// TODO (wallyworld) - this test was copied from the ec2 provider.
// It should be moved to environs.jujutests.Tests.
func (s *localServerSuite) TestBootstrapInstanceUserDataAndState(c *C) {
err := environs.Bootstrap(s.env, constraints.Value{})
c.Assert(err, IsNil)
// check that the state holds the id of the bootstrap machine.
stateData, err := environs.LoadState(s.env.Storage())
c.Assert(err, IsNil)
c.Assert(stateData.StateInstances, HasLen, 1)
expectedHardware := instance.MustParseHardware("arch=amd64 cpu-cores=1 mem=512M")
insts, err := s.env.AllInstances()
c.Assert(err, IsNil)
c.Assert(insts, HasLen, 1)
c.Check(insts[0].Id(), Equals, stateData.StateInstances[0])
c.Check(expectedHardware, DeepEquals, stateData.Characteristics[0])
info, apiInfo, err := s.env.StateInfo()
c.Assert(err, IsNil)
c.Assert(info, NotNil)
bootstrapDNS, err := insts[0].DNSName()
c.Assert(err, IsNil)
c.Assert(bootstrapDNS, Not(Equals), "")
// TODO(wallyworld) - 2013-03-01 bug=1137005
// The nova test double needs to be updated to support retrieving instance userData.
// Until then, we can't check the cloud init script was generated correctly.
// check that a new instance will be started with a machine agent,
// and without a provisioning agent.
series := s.env.Config().DefaultSeries()
info.Tag = "machine-1"
apiInfo.Tag = "machine-1"
inst1, _, err := s.env.StartInstance("1", "fake_nonce", series, constraints.Value{}, info, apiInfo)
c.Assert(err, IsNil)
err = s.env.Destroy(append(insts, inst1))
c.Assert(err, IsNil)
_, err = environs.LoadState(s.env.Storage())
c.Assert(err, NotNil)
}
func (suite *StateSuite) TestLoadStateIntegratesWithSaveState(c *C) {
storage, cleanup := makeDummyStorage(c)
defer cleanup()
arch := "amd64"
state := environs.BootstrapState{
StateInstances: []instance.Id{instance.Id("an-instance-id")},
Characteristics: []instance.HardwareCharacteristics{{Arch: &arch}}}
err := environs.SaveState(storage, &state)
c.Assert(err, IsNil)
storedState, err := environs.LoadState(storage)
c.Assert(err, IsNil)
c.Check(*storedState, DeepEquals, state)
}
func (suite *EnvironSuite) TestStartInstanceStartsInstance(c *C) {
suite.setupFakeTools(c)
env := suite.makeEnviron()
// Create node 0: it will be used as the bootstrap node.
suite.testMAASObject.TestServer.NewNode(`{"system_id": "node0", "hostname": "host0"}`)
err := environs.Bootstrap(env, constraints.Value{})
c.Assert(err, IsNil)
// The bootstrap node has been acquired and started.
operations := suite.testMAASObject.TestServer.NodeOperations()
actions, found := operations["node0"]
c.Check(found, Equals, true)
c.Check(actions, DeepEquals, []string{"acquire", "start"})
// Test the instance id is correctly recorded for the bootstrap node.
// Check that the state holds the id of the bootstrap machine.
stateData, err := environs.LoadState(env.Storage())
c.Assert(err, IsNil)
c.Assert(stateData.StateInstances, HasLen, 1)
insts, err := env.AllInstances()
c.Assert(err, IsNil)
c.Assert(insts, HasLen, 1)
c.Check(insts[0].Id(), Equals, stateData.StateInstances[0])
// Create node 1: it will be used as instance number 1.
suite.testMAASObject.TestServer.NewNode(`{"system_id": "node1", "hostname": "host1"}`)
stateInfo, apiInfo, err := env.StateInfo()
c.Assert(err, IsNil)
stateInfo.Tag = "machine-1"
apiInfo.Tag = "machine-1"
series := version.Current.Series
nonce := "12345"
// TODO(wallyworld) - test instance metadata
instance, _, err := env.StartInstance("1", nonce, series, constraints.Value{}, stateInfo, apiInfo)
c.Assert(err, IsNil)
c.Check(instance, NotNil)
// The instance number 1 has been acquired and started.
actions, found = operations["node1"]
c.Assert(found, Equals, true)
c.Check(actions, DeepEquals, []string{"acquire", "start"})
// The value of the "user data" parameter used when starting the node
// contains the run cmd used to write the machine information onto
// the node's filesystem.
requestValues := suite.testMAASObject.TestServer.NodeOperationRequestValues()
nodeRequestValues, found := requestValues["node1"]
c.Assert(found, Equals, true)
c.Assert(len(nodeRequestValues), Equals, 2)
userData := nodeRequestValues[1].Get("user_data")
decodedUserData, err := decodeUserData(userData)
c.Assert(err, IsNil)
info := machineInfo{"host1"}
cloudinitRunCmd, err := info.cloudinitRunCmd()
c.Assert(err, IsNil)
data, err := goyaml.Marshal(cloudinitRunCmd)
c.Assert(err, IsNil)
c.Check(string(decodedUserData), Matches, "(.|\n)*"+string(data)+"(\n|.)*")
// Trash the tools and try to start another instance.
envtesting.RemoveTools(c, env.Storage())
instance, _, err = env.StartInstance("2", "fake-nonce", series, constraints.Value{}, stateInfo, apiInfo)
c.Check(instance, IsNil)
c.Check(err, ErrorMatches, "no tools available")
c.Check(err, FitsTypeOf, (*errors.NotFoundError)(nil))
}
func (t *localServerSuite) TestBootstrapInstanceUserDataAndState(c *C) {
envtesting.UploadFakeTools(c, t.env.Storage())
err := environs.Bootstrap(t.env, constraints.Value{})
c.Assert(err, IsNil)
// check that the state holds the id of the bootstrap machine.
bootstrapState, err := environs.LoadState(t.env.Storage())
c.Assert(err, IsNil)
c.Assert(bootstrapState.StateInstances, HasLen, 1)
expectedHardware := instance.MustParseHardware("arch=amd64 cpu-cores=1 cpu-power=100 mem=1740M")
insts, err := t.env.AllInstances()
c.Assert(err, IsNil)
c.Assert(insts, HasLen, 1)
c.Check(insts[0].Id(), Equals, bootstrapState.StateInstances[0])
c.Check(expectedHardware, DeepEquals, bootstrapState.Characteristics[0])
info, apiInfo, err := t.env.StateInfo()
c.Assert(err, IsNil)
c.Assert(info, NotNil)
// check that the user data is configured to start zookeeper
// and the machine and provisioning agents.
inst := t.srv.ec2srv.Instance(string(insts[0].Id()))
c.Assert(inst, NotNil)
bootstrapDNS, err := insts[0].DNSName()
c.Assert(err, IsNil)
c.Assert(bootstrapDNS, Not(Equals), "")
userData, err := utils.Gunzip(inst.UserData)
c.Assert(err, IsNil)
c.Logf("first instance: UserData: %q", userData)
var x map[interface{}]interface{}
err = goyaml.Unmarshal(userData, &x)
c.Assert(err, IsNil)
CheckPackage(c, x, "git", true)
CheckScripts(c, x, "jujud bootstrap-state", true)
// TODO check for provisioning agent
// TODO check for machine agent
// check that a new instance will be started without
// zookeeper, with a machine agent, and without a
// provisioning agent.
series := t.env.Config().DefaultSeries()
info.Tag = "machine-1"
apiInfo.Tag = "machine-1"
inst1, hc, err := t.env.StartInstance("1", "fake_nonce", series, constraints.Value{}, info, apiInfo)
c.Assert(err, IsNil)
c.Check(*hc.Arch, Equals, "amd64")
c.Check(*hc.Mem, Equals, uint64(1740))
c.Check(*hc.CpuCores, Equals, uint64(1))
c.Assert(*hc.CpuPower, Equals, uint64(100))
inst = t.srv.ec2srv.Instance(string(inst1.Id()))
c.Assert(inst, NotNil)
userData, err = utils.Gunzip(inst.UserData)
c.Assert(err, IsNil)
c.Logf("second instance: UserData: %q", userData)
x = nil
err = goyaml.Unmarshal(userData, &x)
c.Assert(err, IsNil)
CheckPackage(c, x, "zookeeperd", false)
// TODO check for provisioning agent
// TODO check for machine agent
err = t.env.Destroy(append(insts, inst1))
c.Assert(err, IsNil)
_, err = environs.LoadState(t.env.Storage())
c.Assert(err, NotNil)
}