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model_test.go
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model_test.go
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// Copyright 2015 Canonical Ltd.
// Licensed under the LGPLv3, see LICENCE file for details.
package description
import (
"fmt"
"time"
"github.com/juju/errors"
"github.com/juju/names/v5"
"github.com/juju/testing"
jc "github.com/juju/testing/checkers"
"github.com/juju/version/v2"
gc "gopkg.in/check.v1"
"gopkg.in/yaml.v2"
)
type ModelSerializationSuite struct {
testing.IsolationSuite
StatusHistoryMixinSuite
}
var _ = gc.Suite(&ModelSerializationSuite{})
func (s *ModelSerializationSuite) SetUpTest(c *gc.C) {
s.IsolationSuite.SetUpTest(c)
s.StatusHistoryMixinSuite.creator = func() HasStatusHistory {
return s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
}
s.StatusHistoryMixinSuite.serializer = func(c *gc.C, initial interface{}) HasStatusHistory {
return s.exportImport(c, initial.(Model))
}
}
func (*ModelSerializationSuite) TestNil(c *gc.C) {
_, err := importModel(nil)
c.Check(err, gc.ErrorMatches, "version: expected int, got nothing")
}
func (*ModelSerializationSuite) TestMissingVersion(c *gc.C) {
_, err := importModel(map[string]interface{}{})
c.Check(err, gc.ErrorMatches, "version: expected int, got nothing")
}
func (*ModelSerializationSuite) TestNonIntVersion(c *gc.C) {
_, err := importModel(map[string]interface{}{
"version": "hello",
})
c.Check(err.Error(), gc.Equals, `version: expected int, got string("hello")`)
}
func (*ModelSerializationSuite) TestUnknownVersion(c *gc.C) {
_, err := importModel(map[string]interface{}{
"version": 42,
})
c.Check(err.Error(), gc.Equals, `version 42 not valid`)
}
func (*ModelSerializationSuite) TestUpdateConfig(c *gc.C) {
model := NewModel(ModelArgs{
Config: map[string]interface{}{
"name": "awesome",
"uuid": "some-uuid",
},
CloudRegion: "some-region",
})
model.UpdateConfig(map[string]interface{}{
"name": "something else",
"key": "value",
})
c.Assert(model.Config(), jc.DeepEquals, map[string]interface{}{
"name": "something else",
"uuid": "some-uuid",
"key": "value",
})
}
func (*ModelSerializationSuite) TestType(c *gc.C) {
model := NewModel(ModelArgs{Type: "faas"})
c.Check(model.Type(), gc.Equals, "faas")
}
func (*ModelSerializationSuite) TestCloudCredentials(c *gc.C) {
owner := names.NewUserTag("me")
model := NewModel(ModelArgs{
Owner: owner,
})
args := CloudCredentialArgs{
Owner: owner,
Cloud: names.NewCloudTag("altostratus"),
Name: "creds",
AuthType: "fuzzy",
Attributes: map[string]string{
"key": "value",
},
}
model.SetCloudCredential(args)
creds := model.CloudCredential()
c.Check(creds.Owner(), gc.Equals, args.Owner.Id())
c.Check(creds.Cloud(), gc.Equals, args.Cloud.Id())
c.Check(creds.Name(), gc.Equals, args.Name)
c.Check(creds.AuthType(), gc.Equals, args.AuthType)
c.Check(creds.Attributes(), jc.DeepEquals, args.Attributes)
}
func (s *ModelSerializationSuite) exportImport(c *gc.C, initial Model) Model {
bytes, err := Serialize(initial)
c.Assert(err, jc.ErrorIsNil)
model, err := Deserialize(bytes)
c.Assert(err, jc.ErrorIsNil)
return model
}
func (s *ModelSerializationSuite) TestParsingModelV1(c *gc.C) {
model, err := Deserialize([]byte(modelV1example))
c.Assert(err, jc.ErrorIsNil)
c.Check(model.Validate(), jc.ErrorIsNil)
// Version 1 also incorrectly serialized machine cloud instance
// status. So when parsing a v1 model, the cloud instance status
// is set to unknown.
machines := model.Machines()
instance := machines[0].Instance()
c.Check(instance.Status().Value(), gc.Equals, "unknown")
}
func (s *ModelSerializationSuite) TestVersions(c *gc.C) {
args := ModelArgs{
Type: IAAS,
Owner: names.NewUserTag("magic"),
Config: map[string]interface{}{
"name": "awesome",
"uuid": "some-uuid",
},
LatestToolsVersion: version.MustParse("2.0.1"),
EnvironVersion: 123,
Blocks: map[string]string{
"all-changes": "locked down",
},
Cloud: "vapour",
CloudRegion: "east-west",
}
initial := NewModel(args).(*model)
c.Assert(initial.Applications_.Version, gc.Equals, len(applicationDeserializationFuncs))
c.Assert(initial.Actions_.Version, gc.Equals, 4)
c.Assert(initial.Operations_.Version, gc.Equals, 2)
c.Assert(initial.Secrets_.Version, gc.Equals, 2)
c.Assert(initial.Filesystems_.Version, gc.Equals, len(filesystemDeserializationFuncs))
c.Assert(initial.Relations_.Version, gc.Equals, len(relationFieldsFuncs))
c.Assert(initial.RemoteEntities_.Version, gc.Equals, len(remoteEntityFieldsFuncs))
c.Assert(initial.RemoteApplications_.Version, gc.Equals, len(remoteApplicationFieldsFuncs))
c.Assert(initial.Spaces_.Version, gc.Equals, len(spaceDeserializationFuncs))
c.Assert(initial.Volumes_.Version, gc.Equals, len(volumeDeserializationFuncs))
c.Assert(initial.FirewallRules_.Version, gc.Equals, len(firewallRuleFieldsFuncs))
c.Assert(initial.OfferConnections_.Version, gc.Equals, len(offerConnectionDeserializationFuncs))
c.Assert(initial.ExternalControllers_.Version, gc.Equals, len(externalControllerDeserializationFuncs))
}
func (s *ModelSerializationSuite) TestParsingYAML(c *gc.C) {
s.testParsingYAMLWithMachine(c, func(initial Model) {
addMinimalMachine(initial, "0")
})
}
func (s *ModelSerializationSuite) TestParsingYAMLWithMissingModificationStatus(c *gc.C) {
s.testParsingYAMLWithMachine(c, func(initial Model) {
addMinimalMachineWithMissingModificationStatus(initial, "0")
})
}
func (s *ModelSerializationSuite) testParsingYAMLWithMachine(c *gc.C, machineFn func(Model)) {
args := ModelArgs{
AgentVersion: "3.1.1",
Type: IAAS,
Owner: names.NewUserTag("magic"),
Config: map[string]interface{}{
"name": "awesome",
"uuid": "some-uuid",
},
LatestToolsVersion: version.MustParse("2.0.1"),
EnvironVersion: 123,
Blocks: map[string]string{
"all-changes": "locked down",
},
Cloud: "vapour",
CloudRegion: "east-west",
}
initial := NewModel(args)
initial.SetCloudCredential(CloudCredentialArgs{
Name: "creds",
Cloud: names.NewCloudTag("vapour"),
Owner: names.NewUserTag("admin"),
})
adminUser := names.NewUserTag("admin")
initial.AddUser(UserArgs{
Name: adminUser,
CreatedBy: adminUser,
DateCreated: time.Date(2015, 10, 9, 12, 34, 56, 0, time.UTC),
})
initial.SetStatus(StatusArgs{Value: "available"})
machineFn(initial)
addMinimalApplication(initial)
model := s.exportImport(c, initial)
c.Check(model.AgentVersion(), gc.Equals, "3.1.1")
c.Assert(model.Type(), gc.Equals, IAAS)
c.Assert(model.Owner(), gc.Equals, args.Owner)
c.Assert(model.Tag().Id(), gc.Equals, "some-uuid")
c.Assert(model.Config(), jc.DeepEquals, args.Config)
c.Assert(model.Cloud(), gc.Equals, "vapour")
c.Assert(model.CloudRegion(), gc.Equals, "east-west")
c.Assert(model.CloudCredential(), jc.DeepEquals, initial.CloudCredential())
c.Assert(model.LatestToolsVersion(), gc.Equals, args.LatestToolsVersion)
c.Assert(model.EnvironVersion(), gc.Equals, args.EnvironVersion)
c.Assert(model.Blocks(), jc.DeepEquals, args.Blocks)
users := model.Users()
c.Assert(users, gc.HasLen, 1)
c.Assert(users[0].Name(), gc.Equals, adminUser)
machines := model.Machines()
c.Assert(machines, gc.HasLen, 1)
c.Assert(machines[0].Id(), gc.Equals, "0")
applications := model.Applications()
c.Assert(applications, gc.HasLen, 1)
c.Assert(applications[0].Name(), gc.Equals, "ubuntu")
}
func (s *ModelSerializationSuite) newModel(args ModelArgs) Model {
initial := NewModel(args)
initial.SetStatus(StatusArgs{Value: "available"})
return initial
}
func (s *ModelSerializationSuite) TestParsingOptionals(c *gc.C) {
args := ModelArgs{
Owner: names.NewUserTag("magic"),
Config: map[string]interface{}{
"name": "awesome",
"uuid": "some-uuid",
},
}
initial := s.newModel(args)
model := s.exportImport(c, initial)
c.Assert(model.LatestToolsVersion(), gc.Equals, version.Zero)
}
func (s *ModelSerializationSuite) TestAnnotations(c *gc.C) {
initial := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
annotations := map[string]string{
"string": "value",
"another": "one",
}
initial.SetAnnotations(annotations)
bytes, err := yaml.Marshal(initial)
c.Assert(err, jc.ErrorIsNil)
model, err := Deserialize(bytes)
c.Assert(err, jc.ErrorIsNil)
c.Assert(model.Annotations(), jc.DeepEquals, annotations)
}
func (s *ModelSerializationSuite) TestSequences(c *gc.C) {
initial := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
initial.SetSequence("machine", 4)
initial.SetSequence("application-foo", 3)
initial.SetSequence("application-bar", 1)
bytes, err := yaml.Marshal(initial)
c.Assert(err, jc.ErrorIsNil)
model, err := Deserialize(bytes)
c.Assert(err, jc.ErrorIsNil)
c.Assert(model.Sequences(), jc.DeepEquals, map[string]int{
"machine": 4,
"application-foo": 3,
"application-bar": 1,
})
}
func (s *ModelSerializationSuite) TestConstraints(c *gc.C) {
initial := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := ConstraintsArgs{
Architecture: "amd64",
Memory: 8 * gig,
}
initial.SetConstraints(args)
bytes, err := yaml.Marshal(initial)
c.Assert(err, jc.ErrorIsNil)
model, err := Deserialize(bytes)
c.Assert(err, jc.ErrorIsNil)
c.Assert(model.Constraints(), jc.DeepEquals, newConstraints(args))
}
func (*ModelSerializationSuite) TestModelValidation(c *gc.C) {
model := NewModel(ModelArgs{})
err := model.Validate()
c.Assert(err, gc.ErrorMatches, "missing model owner not valid")
c.Assert(err, jc.Satisfies, errors.IsNotValid)
}
func (*ModelSerializationSuite) TestModelValidationMissingStatus(c *gc.C) {
model := NewModel(ModelArgs{Owner: names.NewUserTag("owner")})
err := model.Validate()
c.Assert(err, gc.ErrorMatches, "missing status not valid")
c.Assert(err, jc.Satisfies, errors.IsNotValid)
}
func (s *ModelSerializationSuite) TestModelValidationChecksMachines(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner"), CloudRegion: "some-region"})
model.AddMachine(MachineArgs{})
err := model.Validate()
c.Assert(err, gc.ErrorMatches, "machine missing id not valid")
c.Assert(err, jc.Satisfies, errors.IsNotValid)
}
func (s *ModelSerializationSuite) addMachineToModel(model Model, id string) Machine {
machine := model.AddMachine(MachineArgs{Id: names.NewMachineTag(id)})
machine.SetInstance(CloudInstanceArgs{InstanceId: "magic"})
machine.SetTools(minimalAgentToolsArgs())
machine.SetStatus(minimalStatusArgs())
machine.Instance().SetStatus(minimalStatusArgs())
machine.Instance().SetModificationStatus(minimalStatusArgs())
return machine
}
func (s *ModelSerializationSuite) TestAddBlockDevices(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner"), CloudRegion: "some-region"})
model.AddMachine(MachineArgs{Id: names.NewMachineTag("666")})
err := model.AddBlockDevice("666", BlockDeviceArgs{
Name: "foo",
Links: []string{"a-link"},
Label: "label",
UUID: "device-uuid",
HardwareID: "hardware-id",
WWN: "wwn",
BusAddress: "bus-address",
SerialID: "serial-id",
Size: 100,
FilesystemType: "ext4",
InUse: true,
MountPoint: "/path/to/here",
})
c.Assert(err, jc.ErrorIsNil)
m := model.Machines()
c.Assert(m, gc.HasLen, 1)
blockDevices := m[0].BlockDevices()
c.Assert(blockDevices, gc.HasLen, 1)
bd := blockDevices[0]
c.Assert(bd.Name(), gc.Equals, "foo")
c.Assert(bd.Links(), jc.DeepEquals, []string{"a-link"})
c.Assert(bd.Label(), gc.Equals, "label")
c.Assert(bd.UUID(), gc.Equals, "device-uuid")
c.Assert(bd.HardwareID(), gc.Equals, "hardware-id")
c.Assert(bd.WWN(), gc.Equals, "wwn")
c.Assert(bd.BusAddress(), gc.Equals, "bus-address")
c.Assert(bd.SerialID(), gc.Equals, "serial-id")
c.Assert(bd.Size(), gc.Equals, uint64(100))
c.Assert(bd.FilesystemType(), gc.Equals, "ext4")
c.Assert(bd.InUse(), jc.IsTrue)
c.Assert(bd.MountPoint(), gc.Equals, "/path/to/here")
}
func (s *ModelSerializationSuite) TestAddBlockDevicesMachineNotFound(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner"), CloudRegion: "some-region"})
err := model.AddBlockDevice("666", BlockDeviceArgs{
Name: "foo",
})
c.Assert(err, jc.ErrorIs, errors.NotFound)
}
func (s *ModelSerializationSuite) TestModelValidationChecksMachinesGood(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner"), CloudRegion: "some-region"})
s.addMachineToModel(model, "0")
err := model.Validate()
c.Assert(err, jc.ErrorIsNil)
}
func (s *ModelSerializationSuite) TestModelValidationChecksOpenPortsUnits(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner"), CloudRegion: "some-region"})
machine := s.addMachineToModel(model, "0")
machine.AddOpenedPortRange(OpenedPortRangeArgs{
UnitName: "missing/0",
EndpointName: "",
FromPort: 8080,
ToPort: 8080,
Protocol: "tcp",
})
err := model.Validate()
c.Assert(err.Error(), gc.Equals, "unknown unit names in open ports: [missing/0]")
}
func (s *ModelSerializationSuite) TestModelValidationChecksApplications(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner"), CloudRegion: "some-region"})
model.AddApplication(ApplicationArgs{})
err := model.Validate()
c.Assert(err, gc.ErrorMatches, "application missing name not valid")
c.Assert(err, jc.Satisfies, errors.IsNotValid)
}
func (s *ModelSerializationSuite) addApplicationToModel(model Model, name string, numUnits int) Application {
application := model.AddApplication(ApplicationArgs{
Tag: names.NewApplicationTag(name),
CharmConfig: map[string]interface{}{},
LeadershipSettings: map[string]interface{}{},
})
application.SetStatus(minimalStatusArgs())
for i := 0; i < numUnits; i++ {
// The index i is used as both the machine id and the unit id.
// A happy coincidence.
machine := s.addMachineToModel(model, fmt.Sprint(i))
unit := application.AddUnit(UnitArgs{
Tag: names.NewUnitTag(fmt.Sprintf("%s/%d", name, i)),
Machine: machine.Tag(),
})
unit.SetTools(minimalAgentToolsArgs())
unit.SetAgentStatus(minimalStatusArgs())
unit.SetWorkloadStatus(minimalStatusArgs())
}
return application
}
func (s *ModelSerializationSuite) wordpressModel() (Model, Endpoint, Endpoint) {
model := s.newModel(ModelArgs{
Owner: names.NewUserTag("owner"),
Config: map[string]interface{}{
"uuid": "some-uuid",
},
CloudRegion: "some-region",
})
s.addApplicationToModel(model, "wordpress", 2)
s.addApplicationToModel(model, "mysql", 1)
// Add a relation between wordpress and mysql.
rel := model.AddRelation(RelationArgs{
Id: 42,
Key: "special key",
})
rel.SetStatus(minimalStatusArgs())
wordpressEndpoint := rel.AddEndpoint(EndpointArgs{
ApplicationName: "wordpress",
Name: "db",
// Ignoring other aspects of endpoints.
})
mysqlEndpoint := rel.AddEndpoint(EndpointArgs{
ApplicationName: "mysql",
Name: "mysql",
// Ignoring other aspects of endpoints.
})
return model, wordpressEndpoint, mysqlEndpoint
}
func (s *ModelSerializationSuite) wordpressModelWithSettings() Model {
model, wordpressEndpoint, mysqlEndpoint := s.wordpressModel()
s.setEndpointSettings(wordpressEndpoint, "wordpress/0", "wordpress/1")
s.setEndpointSettings(mysqlEndpoint, "mysql/0")
return model
}
func (s *ModelSerializationSuite) TestModelValidationChecksRelationsMissingSettings(c *gc.C) {
model, _, _ := s.wordpressModel()
err := model.Validate()
c.Assert(err, gc.ErrorMatches, "missing relation settings for units \\[wordpress/0 wordpress/1\\] in relation 42")
}
func (s *ModelSerializationSuite) TestModelValidationChecksRelationsMissingSettings2(c *gc.C) {
model, wordpressEndpoint, _ := s.wordpressModel()
s.setEndpointSettings(wordpressEndpoint, "wordpress/0", "wordpress/1")
err := model.Validate()
c.Assert(err, gc.ErrorMatches, "missing relation settings for units \\[mysql/0\\] in relation 42")
}
func (s *ModelSerializationSuite) TestModelValidationChecksRelations(c *gc.C) {
model := s.wordpressModelWithSettings()
err := model.Validate()
c.Assert(err, jc.ErrorIsNil)
}
func (s *ModelSerializationSuite) addSubordinateEndpoints(c *gc.C, rel Relation, app string) (Endpoint, Endpoint) {
appEndpoint := rel.AddEndpoint(EndpointArgs{
ApplicationName: app,
Name: "logging",
Scope: "container",
// Ignoring other aspects of endpoints.
})
loggingEndpoint := rel.AddEndpoint(EndpointArgs{
ApplicationName: "logging",
Name: "logging",
Scope: "container",
// Ignoring other aspects of endpoints.
})
return appEndpoint, loggingEndpoint
}
func (s *ModelSerializationSuite) setEndpointSettings(ep Endpoint, units ...string) {
for _, unit := range units {
ep.SetUnitSettings(unit, map[string]interface{}{
"key": "value",
})
}
}
func (s *ModelSerializationSuite) TestModelValidationChecksRelationsWithSubordinates(c *gc.C) {
model := s.wordpressModelWithSettings()
s.addApplicationToModel(model, "logging", 3)
// Add a subordinate relations between logging and both wordpress and mysql.
rel := model.AddRelation(RelationArgs{
Id: 43,
Key: "some key",
})
wordpressEndpoint, loggingEndpoint := s.addSubordinateEndpoints(c, rel, "wordpress")
s.setEndpointSettings(wordpressEndpoint, "wordpress/0", "wordpress/1")
s.setEndpointSettings(loggingEndpoint, "logging/0", "logging/1")
rel = model.AddRelation(RelationArgs{
Id: 44,
Key: "other key",
})
mysqlEndpoint, loggingEndpoint := s.addSubordinateEndpoints(c, rel, "mysql")
s.setEndpointSettings(mysqlEndpoint, "mysql/0")
s.setEndpointSettings(loggingEndpoint, "logging/2")
err := model.Validate()
c.Assert(err, jc.ErrorIsNil)
}
func (s *ModelSerializationSuite) TestModelSerializationWithRelations(c *gc.C) {
initial := s.wordpressModelWithSettings()
bytes, err := yaml.Marshal(initial)
c.Assert(err, jc.ErrorIsNil)
result, err := Deserialize(bytes)
c.Assert(err, jc.ErrorIsNil)
c.Assert(result, jc.DeepEquals, initial)
}
func (s *ModelSerializationSuite) TestModelSerializationWithRemoteEntities(c *gc.C) {
model := s.newModel(ModelArgs{
Owner: names.NewUserTag("owner"),
Config: map[string]interface{}{
"uuid": "some-uuid",
},
CloudRegion: "some-region",
})
model.AddRemoteEntity(RemoteEntityArgs{
Token: "xxx-aaa-bbb",
})
model.AddRemoteEntity(RemoteEntityArgs{
Token: "zzz-ccc-yyy",
Macaroon: "some-macaroon-that-should-be-discharged",
})
err := model.Validate()
c.Assert(err, jc.ErrorIsNil)
bytes, err := yaml.Marshal(model)
c.Assert(err, jc.ErrorIsNil)
result, err := Deserialize(bytes)
c.Assert(err, jc.ErrorIsNil)
c.Assert(result, jc.DeepEquals, model)
}
func (s *ModelSerializationSuite) TestModelSerializationWithRelationNetworks(c *gc.C) {
model := s.newModel(ModelArgs{
Owner: names.NewUserTag("owner"),
Config: map[string]interface{}{
"uuid": "some-uuid",
},
CloudRegion: "some-region",
})
model.AddRelationNetwork(RelationNetworkArgs{
ID: names.NewControllerTag("ctrl-uuid-3").String(),
RelationKey: "relation-key",
CIDRS: []string{"10.0.1.0/16"},
})
model.AddRelationNetwork(RelationNetworkArgs{
ID: names.NewControllerTag("ctrl-uuid-4").String(),
RelationKey: "relation-key",
CIDRS: []string{"12.0.1.1/24"},
})
err := model.Validate()
c.Assert(err, jc.ErrorIsNil)
bytes, err := yaml.Marshal(model)
c.Assert(err, jc.ErrorIsNil)
result, err := Deserialize(bytes)
c.Assert(err, jc.ErrorIsNil)
c.Assert(result, jc.DeepEquals, model)
}
func (s *ModelSerializationSuite) TestModelValidationChecksSubnets(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
model.AddSubnet(SubnetArgs{CIDR: "10.0.0.0/24", SpaceID: "3"})
model.AddSubnet(SubnetArgs{CIDR: "10.0.1.0/24"})
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `subnet "10.0.0.0/24" references non-existent space "3"`)
model.AddSpace(SpaceArgs{Id: "3"})
err = model.Validate()
c.Assert(err, jc.ErrorIsNil)
}
func (s *ModelSerializationSuite) TestModelValidationChecksAddressMachineID(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
model.AddIPAddress(IPAddressArgs{Value: "192.168.1.0", MachineID: "42"})
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `ip address "192.168.1.0" references non-existent machine "42"`)
}
func (s *ModelSerializationSuite) TestModelValidationChecksAddressDeviceName(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := IPAddressArgs{Value: "192.168.1.0", MachineID: "42", DeviceName: "foo"}
model.AddIPAddress(args)
s.addMachineToModel(model, "42")
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `ip address "192.168.1.0" references non-existent device "foo"`)
}
func (s *ModelSerializationSuite) TestModelValidationChecksAddressValueEmpty(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := IPAddressArgs{MachineID: "42", DeviceName: "foo"}
model.AddIPAddress(args)
s.addMachineToModel(model, "42")
model.AddLinkLayerDevice(LinkLayerDeviceArgs{Name: "foo", MachineID: "42"})
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `ip address has invalid value ""`)
}
func (s *ModelSerializationSuite) TestModelValidationChecksAddressValueInvalid(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := IPAddressArgs{MachineID: "42", DeviceName: "foo", Value: "foobar"}
model.AddIPAddress(args)
s.addMachineToModel(model, "42")
model.AddLinkLayerDevice(LinkLayerDeviceArgs{Name: "foo", MachineID: "42"})
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `ip address has invalid value "foobar"`)
}
func (s *ModelSerializationSuite) TestModelValidationChecksAddressSubnetEmpty(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := IPAddressArgs{MachineID: "42", DeviceName: "foo", Value: "192.168.1.1"}
model.AddIPAddress(args)
s.addMachineToModel(model, "42")
model.AddLinkLayerDevice(LinkLayerDeviceArgs{Name: "foo", MachineID: "42"})
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `ip address "192.168.1.1" has empty subnet CIDR`)
}
func (s *ModelSerializationSuite) TestModelValidationChecksAddressSubnetInvalid(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := IPAddressArgs{
MachineID: "42",
DeviceName: "foo",
Value: "192.168.1.1",
SubnetCIDR: "foo",
}
model.AddIPAddress(args)
s.addMachineToModel(model, "42")
model.AddLinkLayerDevice(LinkLayerDeviceArgs{Name: "foo", MachineID: "42"})
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `ip address "192.168.1.1" has invalid subnet CIDR "foo"`)
}
func (s *ModelSerializationSuite) TestModelValidationChecksAddressSucceeds(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := IPAddressArgs{
MachineID: "42",
DeviceName: "foo",
Value: "192.168.1.1",
SubnetCIDR: "192.168.1.0/24",
}
model.AddIPAddress(args)
s.addMachineToModel(model, "42")
model.AddLinkLayerDevice(LinkLayerDeviceArgs{Name: "foo", MachineID: "42"})
err := model.Validate()
c.Assert(err, jc.ErrorIsNil)
}
func (s *ModelSerializationSuite) TestModelValidationChecksAddressGatewayAddressInvalid(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := IPAddressArgs{
MachineID: "42",
DeviceName: "foo",
Value: "192.168.1.1",
SubnetCIDR: "192.168.1.0/24",
GatewayAddress: "foo",
}
model.AddIPAddress(args)
s.addMachineToModel(model, "42")
model.AddLinkLayerDevice(LinkLayerDeviceArgs{Name: "foo", MachineID: "42"})
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `ip address "192.168.1.1" has invalid gateway address "foo"`)
}
func (s *ModelSerializationSuite) TestModelValidationChecksAddressGatewayAddressValid(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := IPAddressArgs{
MachineID: "42",
DeviceName: "foo",
Value: "192.168.1.2",
SubnetCIDR: "192.168.1.0/24",
GatewayAddress: "192.168.1.1",
IsDefaultGateway: true,
}
model.AddIPAddress(args)
s.addMachineToModel(model, "42")
model.AddLinkLayerDevice(LinkLayerDeviceArgs{Name: "foo", MachineID: "42"})
err := model.Validate()
c.Assert(err, jc.ErrorIsNil)
}
func (s *ModelSerializationSuite) TestModelValidationChecksLinkLayerDeviceMachineId(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
model.AddLinkLayerDevice(LinkLayerDeviceArgs{Name: "foo", MachineID: "42"})
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `device "foo" references non-existent machine "42"`)
s.addMachineToModel(model, "42")
err = model.Validate()
c.Assert(err, jc.ErrorIsNil)
}
func (s *ModelSerializationSuite) TestModelValidationChecksLinkLayerName(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
model.AddLinkLayerDevice(LinkLayerDeviceArgs{MachineID: "42"})
s.addMachineToModel(model, "42")
err := model.Validate()
c.Assert(err, gc.ErrorMatches, "device has empty name.*")
}
func (s *ModelSerializationSuite) TestModelValidationChecksLinkLayerMACAddress(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := LinkLayerDeviceArgs{MachineID: "42", Name: "foo", MACAddress: "DEADBEEF"}
model.AddLinkLayerDevice(args)
s.addMachineToModel(model, "42")
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `device "foo" has invalid MACAddress "DEADBEEF"`)
}
func (s *ModelSerializationSuite) TestModelValidationChecksParentExists(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := LinkLayerDeviceArgs{MachineID: "42", Name: "foo", ParentName: "bar", MACAddress: "01:23:45:67:89:ab"}
model.AddLinkLayerDevice(args)
s.addMachineToModel(model, "42")
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `device "foo" has non-existent parent "bar"`)
model.AddLinkLayerDevice(LinkLayerDeviceArgs{Name: "bar", MachineID: "42"})
err = model.Validate()
c.Assert(err, jc.ErrorIsNil)
}
func (s *ModelSerializationSuite) TestModelValidationChecksParentIsNotItself(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := LinkLayerDeviceArgs{MachineID: "42", Name: "foo", ParentName: "foo"}
model.AddLinkLayerDevice(args)
s.addMachineToModel(model, "42")
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `device "foo" is its own parent`)
}
func (s *ModelSerializationSuite) TestModelValidationChecksParentIsABridge(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := LinkLayerDeviceArgs{MachineID: "42", Name: "foo", ParentName: "m#43#d#bar"}
model.AddLinkLayerDevice(args)
args2 := LinkLayerDeviceArgs{MachineID: "43", Name: "bar"}
model.AddLinkLayerDevice(args2)
s.addMachineToModel(model, "42")
s.addMachineToModel(model, "43")
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `device "foo" on a container but not a bridge`)
}
func (s *ModelSerializationSuite) TestModelValidationChecksChildDeviceContained(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := LinkLayerDeviceArgs{MachineID: "42", Name: "foo", ParentName: "m#43#d#bar"}
model.AddLinkLayerDevice(args)
args2 := LinkLayerDeviceArgs{MachineID: "43", Name: "bar", Type: "bridge"}
model.AddLinkLayerDevice(args2)
s.addMachineToModel(model, "42")
s.addMachineToModel(model, "43")
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `ParentName "m#43#d#bar" for non-container machine "42"`)
}
func (s *ModelSerializationSuite) TestModelValidationChecksParentOnHost(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := LinkLayerDeviceArgs{MachineID: "41/lxd/0", Name: "foo", ParentName: "m#43#d#bar"}
model.AddLinkLayerDevice(args)
args2 := LinkLayerDeviceArgs{MachineID: "43", Name: "bar", Type: "bridge"}
model.AddLinkLayerDevice(args2)
machine := s.addMachineToModel(model, "41")
container := machine.AddContainer(MachineArgs{Id: names.NewMachineTag("41/lxd/0")})
container.SetInstance(CloudInstanceArgs{InstanceId: "magic"})
container.Instance().SetStatus(minimalStatusArgs())
container.SetTools(minimalAgentToolsArgs())
container.SetStatus(minimalStatusArgs())
s.addMachineToModel(model, "43")
err := model.Validate()
c.Assert(err, gc.ErrorMatches, `parent machine of device "foo" not host machine "41"`)
}
func (s *ModelSerializationSuite) TestModelValidationLinkLayerDeviceContainer(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("owner")})
args := LinkLayerDeviceArgs{MachineID: "43/lxd/0", Name: "foo", ParentName: "m#43#d#bar"}
model.AddLinkLayerDevice(args)
args2 := LinkLayerDeviceArgs{MachineID: "43", Name: "bar", Type: "bridge"}
model.AddLinkLayerDevice(args2)
machine := s.addMachineToModel(model, "43")
container := machine.AddContainer(MachineArgs{Id: names.NewMachineTag("43/lxd/0")})
container.SetInstance(CloudInstanceArgs{InstanceId: "magic"})
container.Instance().SetStatus(minimalStatusArgs())
container.SetTools(minimalAgentToolsArgs())
container.SetStatus(minimalStatusArgs())
err := model.Validate()
c.Assert(err, jc.ErrorIsNil)
}
func (s *ModelSerializationSuite) TestNewModelSetsRemoteApplications(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("mogwai")})
c.Assert(model.RemoteApplications(), gc.IsNil)
}
func (s *ModelSerializationSuite) TestModelValidationHandlesRemoteApplications(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("ink-spots")})
remoteApp := model.AddRemoteApplication(RemoteApplicationArgs{
Tag: names.NewApplicationTag("mysql"),
OfferUUID: "offer-uuid",
URL: "other.mysql",
SourceModel: names.NewModelTag("some-model"),
IsConsumerProxy: true,
})
remoteApp.AddEndpoint(RemoteEndpointArgs{
Name: "db",
Role: "provider",
Interface: "mysql",
})
s.addApplicationToModel(model, "wordpress", 1)
rel := model.AddRelation(RelationArgs{
Id: 101,
Key: "wordpress:db mysql:db",
})
rel.AddEndpoint(EndpointArgs{
ApplicationName: "wordpress",
Name: "db",
})
rel.AddEndpoint(EndpointArgs{
ApplicationName: "mysql",
Name: "db",
})
err := model.Validate()
c.Assert(err, jc.ErrorIsNil)
}
func asStringMap(c *gc.C, model Model) map[string]interface{} {
bytes, err := Serialize(model)
c.Assert(err, jc.ErrorIsNil)
var data map[string]interface{}
err = yaml.Unmarshal(bytes, &data)
c.Assert(err, jc.ErrorIsNil)
return data
}
func (s *ModelSerializationSuite) TestSerializesRemoteApplications(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("veils")})
rapp := model.AddRemoteApplication(RemoteApplicationArgs{
Tag: names.NewApplicationTag("bloom"),
OfferUUID: "offer-uuid",
URL: "other.mysql",
SourceModel: names.NewModelTag("some-model"),
IsConsumerProxy: true,
ConsumeVersion: 666,
})
rapp.AddEndpoint(RemoteEndpointArgs{
Name: "db",
Role: "provider",
Interface: "mysql",
})
rapp.SetStatus(StatusArgs{
Value: "running",
Updated: time.Date(2017, 5, 9, 12, 1, 0, 0, time.UTC),
})
data := asStringMap(c, model)
remoteSection, ok := data["remote-applications"]
c.Assert(ok, jc.IsTrue)
// Re-serialize just that bit so we can check it.
bytes, err := yaml.Marshal(remoteSection)
c.Assert(err, jc.ErrorIsNil)
expected := `
remote-applications:
- consume-version: 666
endpoints:
endpoints:
- interface: mysql
name: db
role: provider
version: 1
is-consumer-proxy: true
name: bloom
offer-uuid: offer-uuid
source-model-uuid: some-model
spaces:
spaces: []
version: 1
status:
status:
neverset: false
updated: "2017-05-09T12:01:00Z"
value: running
version: 2
url: other.mysql
version: 3
`[1:]
c.Assert(string(bytes), gc.Equals, expected)
}
func (s *ModelSerializationSuite) TestImportingWithRemoteApplications(c *gc.C) {
initial := s.newModel(ModelArgs{Owner: names.NewUserTag("veils")})
rapp := initial.AddRemoteApplication(RemoteApplicationArgs{
Tag: names.NewApplicationTag("bloom"),
OfferUUID: "offer-uuid",
URL: "other.mysql",
SourceModel: names.NewModelTag("some-model"),
IsConsumerProxy: true,
})
rapp.AddEndpoint(RemoteEndpointArgs{
Name: "db",
Role: "provider",
Interface: "mysql",
})
rapp.SetStatus(StatusArgs{
Value: "hey",
Updated: time.Now(),
})
remoteApplications := initial.RemoteApplications()
bytes, err := Serialize(initial)
c.Assert(err, jc.ErrorIsNil)
result, err := Deserialize(bytes)
c.Assert(err, jc.ErrorIsNil)
ra := result.RemoteApplications()
c.Assert(ra, gc.HasLen, 1)
c.Assert(ra[0], gc.DeepEquals, remoteApplications[0])
}
func (s *ModelSerializationSuite) TestRemoteApplicationsGetter(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("veils")})
model.AddRemoteApplication(RemoteApplicationArgs{
Tag: names.NewApplicationTag("bloom"),
OfferUUID: "offer-uuid",
URL: "other.mysql",
SourceModel: names.NewModelTag("some-model"),
IsConsumerProxy: true,
})
result := model.RemoteApplications()
c.Assert(result, gc.HasLen, 1)
}
func (s *ModelSerializationSuite) TestSerializesOfferConnections(c *gc.C) {
model := s.newModel(ModelArgs{Owner: names.NewUserTag("veils")})
model.AddOfferConnection(OfferConnectionArgs{
OfferUUID: "offer-uuid",
RelationID: 1,
RelationKey: "relation-key",
SourceModelUUID: "some-model-uuid",
UserName: "fred",
})
data := asStringMap(c, model)
offerSection, ok := data["offer-connections"]
c.Assert(ok, jc.IsTrue)
// Re-serialize just that bit so we can check it.
bytes, err := yaml.Marshal(offerSection)
c.Assert(err, jc.ErrorIsNil)
expected := `
offer-connections:
- offer-uuid: offer-uuid
relation-id: 1
relation-key: relation-key
source-model-uuid: some-model-uuid
user-name: fred
version: 1
`[1:]
c.Assert(string(bytes), gc.Equals, expected)
}
func (s *ModelSerializationSuite) TestImportingWithOfferConnections(c *gc.C) {
initial := s.newModel(ModelArgs{Owner: names.NewUserTag("veils")})
initial.AddOfferConnection(OfferConnectionArgs{
OfferUUID: "offer-uuid",