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spaces_test.go
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// Copyright 2020 Canonical Ltd.
// Licensed under the AGPLv3, see LICENCE file for details.
package space
import (
"github.com/golang/mock/gomock"
"github.com/juju/collections/set"
"github.com/juju/errors"
"github.com/juju/testing"
jc "github.com/juju/testing/checkers"
gc "gopkg.in/check.v1"
instance "github.com/juju/juju/core/instance"
"github.com/juju/juju/core/network"
"github.com/juju/juju/state"
)
type spacesSuite struct {
testing.IsolationSuite
}
var _ = gc.Suite(&spacesSuite{})
func (s *spacesSuite) TestReloadSpacesUsingSubnets(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
subnets := []network.SubnetInfo{
{CIDR: "10.0.0.1/12"},
{CIDR: "10.12.24.1/24"},
}
context := NewMockProviderCallContext(ctrl)
environ := NewMockNetworkingEnviron(ctrl)
environ.EXPECT().SupportsSpaceDiscovery(context).Return(false, nil)
environ.EXPECT().Subnets(context, instance.UnknownId, nil).Return(subnets, nil)
state := NewMockReloadSpacesState(ctrl)
state.EXPECT().SaveProviderSubnets(subnets, "")
err := ReloadSpaces(context, state, environ)
c.Assert(err, jc.ErrorIsNil)
}
func (s *spacesSuite) TestReloadSpacesUsingSubnetsFailsOnSave(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
subnets := []network.SubnetInfo{
{CIDR: "10.0.0.1/12"},
{CIDR: "10.12.24.1/24"},
}
context := NewMockProviderCallContext(ctrl)
environ := NewMockNetworkingEnviron(ctrl)
environ.EXPECT().SupportsSpaceDiscovery(context).Return(false, nil)
environ.EXPECT().Subnets(context, instance.UnknownId, nil).Return(subnets, nil)
state := NewMockReloadSpacesState(ctrl)
state.EXPECT().SaveProviderSubnets(subnets, "").Return(errors.New("boom"))
err := ReloadSpaces(context, state, environ)
c.Assert(err, gc.ErrorMatches, "boom")
}
func (s *spacesSuite) TestReloadSpacesNotNetworkEnviron(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
context := NewMockProviderCallContext(ctrl)
state := NewMockReloadSpacesState(ctrl)
environ := NewMockBootstrapEnviron(ctrl)
err := ReloadSpaces(context, state, environ)
c.Assert(err, gc.ErrorMatches, "spaces discovery in a non-networking environ not supported")
}
type providerSpacesSuite struct {
testing.IsolationSuite
}
var _ = gc.Suite(&providerSpacesSuite{})
func (s *providerSpacesSuite) TestSaveSpaces(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
mockSpace := NewMockSpace(ctrl)
mockSpace.EXPECT().ProviderId().Return(network.Id("1"))
mockSpace.EXPECT().Name().Return("space1")
mockSpace.EXPECT().Id().Return("1")
mockState := NewMockReloadSpacesState(ctrl)
mockState.EXPECT().AllSpaces().Return([]Space{mockSpace}, nil)
mockState.EXPECT().SaveProviderSubnets([]network.SubnetInfo{{CIDR: "10.0.0.1/12"}}, "1")
subnets := []network.SpaceInfo{
{ProviderId: network.Id("1"), Subnets: []network.SubnetInfo{{CIDR: "10.0.0.1/12"}}},
}
provider := NewProviderSpaces(mockState)
err := provider.SaveSpaces(subnets)
c.Assert(err, jc.ErrorIsNil)
c.Assert(provider.modelSpaceMap, gc.DeepEquals, map[network.Id]Space{
network.Id("1"): mockSpace,
})
}
func (s *providerSpacesSuite) TestSaveSpacesWithoutProviderId(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
mockSpace := NewMockSpace(ctrl)
mockSpace.EXPECT().ProviderId().Return(network.Id("1"))
mockSpace.EXPECT().Name().Return("space1")
newMockSpace := NewMockSpace(ctrl)
newMockSpace.EXPECT().Id().Return("2")
newMockSpace.EXPECT().ProviderId().Return(network.Id("2"))
mockState := NewMockReloadSpacesState(ctrl)
mockState.EXPECT().AllSpaces().Return([]Space{mockSpace}, nil)
mockState.EXPECT().AddSpace("empty", network.Id("2"), []string{}, false).Return(newMockSpace, nil)
mockState.EXPECT().SaveProviderSubnets([]network.SubnetInfo{{CIDR: "10.0.0.1/12"}}, "2")
subnets := []network.SpaceInfo{
{ProviderId: network.Id("2"), Subnets: []network.SubnetInfo{{CIDR: "10.0.0.1/12"}}},
}
provider := NewProviderSpaces(mockState)
err := provider.SaveSpaces(subnets)
c.Assert(err, jc.ErrorIsNil)
c.Assert(provider.modelSpaceMap, gc.DeepEquals, map[network.Id]Space{
network.Id("1"): mockSpace,
network.Id("2"): newMockSpace,
})
}
func (s *providerSpacesSuite) TestSaveSpacesDeltaSpaces(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
mockState := NewMockReloadSpacesState(ctrl)
provider := NewProviderSpaces(mockState)
c.Assert(provider.DeltaSpaces(), gc.DeepEquals, network.MakeIDSet())
}
func (s *providerSpacesSuite) TestSaveSpacesDeltaSpacesAfterNotUpdated(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
mockSpace := NewMockSpace(ctrl)
mockSpace.EXPECT().ProviderId().Return(network.Id("1"))
mockSpace.EXPECT().Name().Return("space1")
newMockSpace := NewMockSpace(ctrl)
newMockSpace.EXPECT().Id().Return("2")
newMockSpace.EXPECT().ProviderId().Return(network.Id("2"))
mockState := NewMockReloadSpacesState(ctrl)
mockState.EXPECT().AllSpaces().Return([]Space{mockSpace}, nil)
mockState.EXPECT().AddSpace("empty", network.Id("2"), []string{}, false).Return(newMockSpace, nil)
mockState.EXPECT().SaveProviderSubnets([]network.SubnetInfo{{CIDR: "10.0.0.1/12"}}, "2")
subnets := []network.SpaceInfo{
{ProviderId: network.Id("2"), Subnets: []network.SubnetInfo{{CIDR: "10.0.0.1/12"}}},
}
provider := NewProviderSpaces(mockState)
err := provider.SaveSpaces(subnets)
c.Assert(err, jc.ErrorIsNil)
c.Assert(provider.DeltaSpaces(), gc.DeepEquals, network.MakeIDSet(network.Id("1")))
}
func (s *providerSpacesSuite) TestDeleteSpacesWithNoDeltas(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
mockState := NewMockReloadSpacesState(ctrl)
provider := NewProviderSpaces(mockState)
warnings, err := provider.DeleteSpaces()
c.Assert(err, jc.ErrorIsNil)
c.Assert(warnings, gc.DeepEquals, []string(nil))
}
func (s *providerSpacesSuite) TestDeleteSpaces(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
mockSpace := NewMockSpace(ctrl)
mockSpace.EXPECT().Name().Return("1").MinTimes(1)
mockSpace.EXPECT().Id().Return("1").MinTimes(1)
mockSpace.EXPECT().Life().Return(state.Alive)
// These are the important calls to check for.
mockSpace.EXPECT().EnsureDead().Return(nil)
mockSpace.EXPECT().Remove().Return(nil)
mockState := NewMockReloadSpacesState(ctrl)
mockState.EXPECT().DefaultEndpointBindingSpace().Return("2", nil)
mockState.EXPECT().AllEndpointBindingsSpaceNames().Return(set.NewStrings(), nil)
mockState.EXPECT().ConstraintsBySpaceName("1").Return(nil, nil)
provider := NewProviderSpaces(mockState)
provider.modelSpaceMap = map[network.Id]Space{
network.Id("1"): mockSpace,
}
warnings, err := provider.DeleteSpaces()
c.Assert(err, jc.ErrorIsNil)
c.Assert(warnings, gc.DeepEquals, []string(nil))
}
func (s *providerSpacesSuite) TestDeleteSpacesMatchesAlphaSpace(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
mockSpace := NewMockSpace(ctrl)
mockSpace.EXPECT().Name().Return("alpha").MinTimes(1)
mockState := NewMockReloadSpacesState(ctrl)
mockState.EXPECT().DefaultEndpointBindingSpace().Return("1", nil)
mockState.EXPECT().AllEndpointBindingsSpaceNames().Return(set.NewStrings(), nil)
provider := NewProviderSpaces(mockState)
provider.modelSpaceMap = map[network.Id]Space{
network.Id("1"): mockSpace,
}
warnings, err := provider.DeleteSpaces()
c.Assert(err, jc.ErrorIsNil)
c.Assert(warnings, gc.DeepEquals, []string{
`Unable to delete space "alpha". Space is used as the default space.`,
})
}
func (s *providerSpacesSuite) TestDeleteSpacesMatchesDefaultBindingSpace(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
mockSpace := NewMockSpace(ctrl)
mockSpace.EXPECT().Name().Return("1").MinTimes(1)
mockSpace.EXPECT().Id().Return("1").MinTimes(1)
mockState := NewMockReloadSpacesState(ctrl)
mockState.EXPECT().DefaultEndpointBindingSpace().Return("1", nil)
mockState.EXPECT().AllEndpointBindingsSpaceNames().Return(set.NewStrings(), nil)
provider := NewProviderSpaces(mockState)
provider.modelSpaceMap = map[network.Id]Space{
network.Id("1"): mockSpace,
}
warnings, err := provider.DeleteSpaces()
c.Assert(err, jc.ErrorIsNil)
c.Assert(warnings, gc.DeepEquals, []string{
`Unable to delete space "1". Space is used as the default space.`,
})
}
func (s *providerSpacesSuite) TestDeleteSpacesContainedInAllEndpointBindings(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
mockSpace := NewMockSpace(ctrl)
mockSpace.EXPECT().Name().Return("1").MinTimes(1)
mockSpace.EXPECT().Id().Return("1").MinTimes(1)
mockState := NewMockReloadSpacesState(ctrl)
mockState.EXPECT().DefaultEndpointBindingSpace().Return("2", nil)
mockState.EXPECT().AllEndpointBindingsSpaceNames().Return(set.NewStrings("1"), nil)
provider := NewProviderSpaces(mockState)
provider.modelSpaceMap = map[network.Id]Space{
network.Id("1"): mockSpace,
}
warnings, err := provider.DeleteSpaces()
c.Assert(err, jc.ErrorIsNil)
c.Assert(warnings, gc.DeepEquals, []string{
`Unable to delete space "1". Space is used as a endpoint binding.`,
})
}
func (s *providerSpacesSuite) TestDeleteSpacesContainsConstraintsSpace(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
mockSpace := NewMockSpace(ctrl)
mockSpace.EXPECT().Name().Return("1").MinTimes(1)
mockSpace.EXPECT().Id().Return("1").MinTimes(1)
mockState := NewMockReloadSpacesState(ctrl)
mockState.EXPECT().DefaultEndpointBindingSpace().Return("2", nil)
mockState.EXPECT().AllEndpointBindingsSpaceNames().Return(set.NewStrings(), nil)
mockState.EXPECT().ConstraintsBySpaceName("1").Return([]Constraints{struct{}{}}, nil)
provider := NewProviderSpaces(mockState)
provider.modelSpaceMap = map[network.Id]Space{
network.Id("1"): mockSpace,
}
warnings, err := provider.DeleteSpaces()
c.Assert(err, jc.ErrorIsNil)
c.Assert(warnings, gc.DeepEquals, []string{
`Unable to delete space "1". Space is used in a constraint.`,
})
}
func (s *providerSpacesSuite) TestProviderSpacesRun(c *gc.C) {
ctrl := gomock.NewController(c)
defer ctrl.Finish()
mockSpace := NewMockSpace(ctrl)
mockSpace.EXPECT().ProviderId().Return(network.Id("1")).MinTimes(1)
mockSpace.EXPECT().Name().Return("1").MinTimes(1)
mockSpace.EXPECT().Id().Return("1").MinTimes(1)
mockSpace.EXPECT().Life().Return(state.Alive)
mockSpace.EXPECT().EnsureDead().Return(nil)
mockSpace.EXPECT().Remove().Return(nil)
newMockSpace := NewMockSpace(ctrl)
newMockSpace.EXPECT().Id().Return("2")
newMockSpace.EXPECT().ProviderId().Return(network.Id("2"))
mockState := NewMockReloadSpacesState(ctrl)
mockState.EXPECT().AllSpaces().Return([]Space{mockSpace}, nil)
mockState.EXPECT().AddSpace("empty", network.Id("2"), []string{}, false).Return(newMockSpace, nil)
mockState.EXPECT().SaveProviderSubnets([]network.SubnetInfo{{CIDR: "10.0.0.1/12"}}, "2")
subnets := []network.SpaceInfo{
{ProviderId: network.Id("2"), Subnets: []network.SubnetInfo{{CIDR: "10.0.0.1/12"}}},
}
provider := NewProviderSpaces(mockState)
err := provider.SaveSpaces(subnets)
c.Assert(err, jc.ErrorIsNil)
c.Assert(provider.modelSpaceMap, gc.DeepEquals, map[network.Id]Space{
network.Id("1"): mockSpace,
network.Id("2"): newMockSpace,
})
mockState.EXPECT().DefaultEndpointBindingSpace().Return("2", nil)
mockState.EXPECT().AllEndpointBindingsSpaceNames().Return(set.NewStrings(), nil)
mockState.EXPECT().ConstraintsBySpaceName("1").Return(nil, nil)
warnings, err := provider.DeleteSpaces()
c.Assert(err, jc.ErrorIsNil)
c.Assert(warnings, gc.DeepEquals, []string(nil))
}