Added tenancy tests for WorkloadHealth controller (#19530)

pull/19525/head
Ganesh S 1 year ago committed by GitHub
parent 24df835aff
commit 5352ff945c
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@ -6,17 +6,20 @@ package workloadhealth
import (
"context"
"fmt"
"github.com/hashicorp/consul/internal/resource"
"google.golang.org/protobuf/testing/protocmp"
"testing"
"time"
"github.com/stretchr/testify/require"
"github.com/stretchr/testify/suite"
"github.com/hashicorp/consul/internal/resource"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"google.golang.org/protobuf/testing/protocmp"
"github.com/stretchr/testify/require"
"github.com/stretchr/testify/suite"
svc "github.com/hashicorp/consul/agent/grpc-external/services/resource"
svctest "github.com/hashicorp/consul/agent/grpc-external/services/resource/testing"
"github.com/hashicorp/consul/agent/structs"
"github.com/hashicorp/consul/internal/catalog/internal/controllers/nodehealth"
"github.com/hashicorp/consul/internal/catalog/internal/mappers/nodemapper"
"github.com/hashicorp/consul/internal/catalog/internal/types"
@ -45,10 +48,15 @@ var (
}
)
func resourceID(rtype *pbresource.Type, name string) *pbresource.ID {
func resourceID(rtype *pbresource.Type, name string, tenancy *pbresource.Tenancy) *pbresource.ID {
defaultTenancy := resource.DefaultNamespacedTenancy()
if tenancy != nil {
defaultTenancy = tenancy
}
return &pbresource.ID{
Type: rtype,
Tenancy: resource.DefaultNamespacedTenancy(),
Tenancy: defaultTenancy,
Name: name,
}
}
@ -79,18 +87,31 @@ type controllerSuite struct {
suite.Suite
client pbresource.ResourceServiceClient
runtime controller.Runtime
isEnterprise bool
tenancies []*pbresource.Tenancy
}
func (suite *controllerSuite) SetupTest() {
suite.client = svctest.RunResourceService(suite.T(), types.Register)
suite.tenancies = resourcetest.TestTenancies()
mockTenancyBridge := &svc.MockTenancyBridge{}
for _, tenancy := range suite.tenancies {
mockTenancyBridge.On("PartitionExists", tenancy.Partition).Return(true, nil)
mockTenancyBridge.On("IsPartitionMarkedForDeletion", tenancy.Partition).Return(false, nil)
mockTenancyBridge.On("NamespaceExists", tenancy.Partition, tenancy.Namespace).Return(true, nil)
mockTenancyBridge.On("IsNamespaceMarkedForDeletion", tenancy.Partition, tenancy.Namespace).Return(false, nil)
}
suite.client = svctest.RunResourceServiceWithConfig(suite.T(), svc.Config{TenancyBridge: mockTenancyBridge}, types.Register)
suite.runtime = controller.Runtime{Client: suite.client, Logger: testutil.Logger(suite.T())}
suite.isEnterprise = (structs.NodeEnterpriseMetaInDefaultPartition().PartitionOrEmpty() == "default")
}
// injectNodeWithStatus is a helper method to write a Node resource and synthesize its status
// in a manner consistent with the node-health controller. This allows us to not actually
// run and test the node-health controller but consume its "api" in the form of how
// it encodes status.
func (suite *controllerSuite) injectNodeWithStatus(name string, health pbcatalog.Health) *pbresource.Resource {
func (suite *controllerSuite) injectNodeWithStatus(name string, health pbcatalog.Health, tenancy *pbresource.Tenancy) *pbresource.Resource {
suite.T().Helper()
state := pbresource.Condition_STATE_TRUE
if health >= pbcatalog.Health_HEALTH_WARNING {
@ -99,6 +120,7 @@ func (suite *controllerSuite) injectNodeWithStatus(name string, health pbcatalog
return resourcetest.Resource(pbcatalog.NodeType, name).
WithData(suite.T(), nodeData).
WithTenancy(tenancy).
WithStatus(nodehealth.StatusKey, &pbresource.Status{
Conditions: []*pbresource.Condition{
{
@ -142,18 +164,20 @@ func (suite *workloadHealthControllerTestSuite) SetupTest() {
//
// * The node to workload association is now being tracked by the node mapper
// * The workloads status was updated and now matches the expected value
func (suite *workloadHealthControllerTestSuite) testReconcileWithNode(nodeHealth, workloadHealth pbcatalog.Health, status *pbresource.Condition) *pbresource.Resource {
func (suite *workloadHealthControllerTestSuite) testReconcileWithNode(nodeHealth, workloadHealth pbcatalog.Health, tenancy *pbresource.Tenancy, status *pbresource.Condition) *pbresource.Resource {
suite.T().Helper()
node := suite.injectNodeWithStatus("test-node", nodeHealth)
node := suite.injectNodeWithStatus("test-node", nodeHealth, tenancy)
workload := resourcetest.Resource(pbcatalog.WorkloadType, "test-workload").
WithData(suite.T(), workloadData(node.Id.Name)).
WithTenancy(tenancy).
Write(suite.T(), suite.client)
resourcetest.Resource(pbcatalog.HealthStatusType, "test-status").
WithData(suite.T(), &pbcatalog.HealthStatus{Type: "tcp", Status: workloadHealth}).
WithOwner(workload.Id).
WithTenancy(tenancy).
Write(suite.T(), suite.client)
err := suite.reconciler.Reconcile(context.Background(), suite.runtime, controller.Request{
@ -189,14 +213,16 @@ func (suite *workloadHealthControllerTestSuite) testReconcileWithNode(nodeHealth
// This is really just a tirmmed down version of testReconcileWithNode. It seemed
// simpler and easier to read if these were two separate methods instead of combining
// them in one with more branching based off of detecting whether nodes are in use.
func (suite *workloadHealthControllerTestSuite) testReconcileWithoutNode(workloadHealth pbcatalog.Health, status *pbresource.Condition) *pbresource.Resource {
func (suite *workloadHealthControllerTestSuite) testReconcileWithoutNode(workloadHealth pbcatalog.Health, tenancy *pbresource.Tenancy, status *pbresource.Condition) *pbresource.Resource {
suite.T().Helper()
workload := resourcetest.Resource(pbcatalog.WorkloadType, "test-workload").
WithData(suite.T(), workloadData("")).
WithTenancy(tenancy).
Write(suite.T(), suite.client)
resourcetest.Resource(pbcatalog.HealthStatusType, "test-status").
WithData(suite.T(), &pbcatalog.HealthStatus{Type: "tcp", Status: workloadHealth}).
WithTenancy(tenancy).
WithOwner(workload.Id).
Write(suite.T(), suite.client)
@ -356,11 +382,13 @@ func (suite *workloadHealthControllerTestSuite) TestReconcile() {
for name, tcase := range cases {
suite.Run(name, func() {
if tcase.nodeHealth != pbcatalog.Health_HEALTH_ANY {
suite.testReconcileWithNode(tcase.nodeHealth, tcase.workloadHealth, tcase.expectedStatus)
} else {
suite.testReconcileWithoutNode(tcase.workloadHealth, tcase.expectedStatus)
}
suite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
if tcase.nodeHealth != pbcatalog.Health_HEALTH_ANY {
suite.testReconcileWithNode(tcase.nodeHealth, tcase.workloadHealth, tenancy, tcase.expectedStatus)
} else {
suite.testReconcileWithoutNode(tcase.workloadHealth, tenancy, tcase.expectedStatus)
}
})
})
}
}
@ -372,56 +400,60 @@ func (suite *workloadHealthControllerTestSuite) TestReconcileReadError() {
// Passing a resource with an unknown type isn't particularly realistic as the controller
// manager running our reconciliation will ensure all resource ids used are valid. However
// its a really easy way right not to force the error.
id := resourceID(fakeType, "blah")
suite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
id := resourceID(fakeType, "blah", tenancy)
err := suite.reconciler.Reconcile(context.Background(), suite.runtime, controller.Request{ID: id})
require.Error(suite.T(), err)
require.Equal(suite.T(), codes.InvalidArgument, status.Code(err))
err := suite.reconciler.Reconcile(context.Background(), suite.runtime, controller.Request{ID: id})
require.Error(suite.T(), err)
require.Equal(suite.T(), codes.InvalidArgument, status.Code(err))
})
}
func (suite *workloadHealthControllerTestSuite) TestReconcileNotFound() {
// This test wants to ensure that tracking for a workload is removed when the workload is deleted
// so this test will inject the tracking, issue the Reconcile call which will get a
// not found error and then ensure that the tracking was removed.
workload := resourcetest.Resource(pbcatalog.WorkloadType, "foo").
WithData(suite.T(), workloadData("test-node")).
// don't write this because then in the call to reconcile the resource
// would be found and defeat the purpose of the tes
WithTenancy(resource.DefaultNamespacedTenancy()).
Build()
node := resourcetest.Resource(pbcatalog.NodeType, "test-node").
WithData(suite.T(), nodeData).
// Whether this gets written or not doesn't matter
Build()
// Track the workload - this simulates a previous round of reconciliation
// where the workload existed and was associated to the node. Other tests
// will cover more of the lifecycle of the controller so for the purposes
// of this test we can just inject it ourselves.
suite.mapper.TrackWorkload(workload.Id, node.Id)
// check that the worklooad is in fact tracked properly
reqs, err := suite.mapper.MapNodeToWorkloads(context.Background(), suite.runtime, node)
require.NoError(suite.T(), err)
require.Len(suite.T(), reqs, 1)
prototest.AssertDeepEqual(suite.T(), workload.Id, reqs[0].ID)
// This workload was never actually inserted so the request should return a NotFound
// error and remove the workload from tracking
require.NoError(
suite.T(),
suite.reconciler.Reconcile(
context.Background(),
suite.runtime,
controller.Request{ID: workload.Id}))
// Check the mapper again to ensure the node:workload association was removed.
reqs, err = suite.mapper.MapNodeToWorkloads(context.Background(), suite.runtime, node)
require.NoError(suite.T(), err)
require.Empty(suite.T(), reqs)
suite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
workload := resourcetest.Resource(pbcatalog.WorkloadType, "foo").
WithData(suite.T(), workloadData("test-node")).
// don't write this because then in the call to reconcile the resource
// would be found and defeat the purpose of the tes
WithTenancy(tenancy).
Build()
node := resourcetest.Resource(pbcatalog.NodeType, "test-node").
WithData(suite.T(), nodeData).
WithTenancy(tenancy).
// Whether this gets written or not doesn't matter
Build()
// Track the workload - this simulates a previous round of reconciliation
// where the workload existed and was associated to the node. Other tests
// will cover more of the lifecycle of the controller so for the purposes
// of this test we can just inject it ourselves.
suite.mapper.TrackWorkload(workload.Id, node.Id)
// check that the worklooad is in fact tracked properly
reqs, err := suite.mapper.MapNodeToWorkloads(context.Background(), suite.runtime, node)
require.NoError(suite.T(), err)
require.Len(suite.T(), reqs, 1)
prototest.AssertDeepEqual(suite.T(), workload.Id, reqs[0].ID)
// This workload was never actually inserted so the request should return a NotFound
// error and remove the workload from tracking
require.NoError(
suite.T(),
suite.reconciler.Reconcile(
context.Background(),
suite.runtime,
controller.Request{ID: workload.Id}))
// Check the mapper again to ensure the node:workload association was removed.
reqs, err = suite.mapper.MapNodeToWorkloads(context.Background(), suite.runtime, node)
require.NoError(suite.T(), err)
require.Empty(suite.T(), reqs)
})
}
func (suite *workloadHealthControllerTestSuite) TestGetNodeHealthError() {
@ -434,25 +466,30 @@ func (suite *workloadHealthControllerTestSuite) TestGetNodeHealthError() {
// but the exact error isn't very relevant to the core reason this
// test exists.
node := resourcetest.Resource(pbcatalog.NodeType, "test-node").
WithData(suite.T(), nodeData).
Write(suite.T(), suite.client)
workload := resourcetest.Resource(pbcatalog.WorkloadType, "test-workload").
WithData(suite.T(), workloadData(node.Id.Name)).
Write(suite.T(), suite.client)
resourcetest.Resource(pbcatalog.HealthStatusType, "test-status").
WithData(suite.T(), &pbcatalog.HealthStatus{Type: "tcp", Status: pbcatalog.Health_HEALTH_CRITICAL}).
WithOwner(workload.Id).
Write(suite.T(), suite.client)
suite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
node := resourcetest.Resource(pbcatalog.NodeType, "test-node").
WithData(suite.T(), nodeData).
WithTenancy(tenancy).
Write(suite.T(), suite.client)
workload := resourcetest.Resource(pbcatalog.WorkloadType, "test-workload").
WithData(suite.T(), workloadData(node.Id.Name)).
WithTenancy(tenancy).
Write(suite.T(), suite.client)
resourcetest.Resource(pbcatalog.HealthStatusType, "test-status").
WithData(suite.T(), &pbcatalog.HealthStatus{Type: "tcp", Status: pbcatalog.Health_HEALTH_CRITICAL}).
WithOwner(workload.Id).
WithTenancy(tenancy).
Write(suite.T(), suite.client)
err := suite.reconciler.Reconcile(context.Background(), suite.runtime, controller.Request{
ID: workload.Id,
})
err := suite.reconciler.Reconcile(context.Background(), suite.runtime, controller.Request{
ID: workload.Id,
require.Error(suite.T(), err)
require.Equal(suite.T(), errNodeUnreconciled, err)
})
require.Error(suite.T(), err)
require.Equal(suite.T(), errNodeUnreconciled, err)
}
func (suite *workloadHealthControllerTestSuite) TestReconcile_AvoidReconciliationWrite() {
@ -461,24 +498,26 @@ func (suite *workloadHealthControllerTestSuite) TestReconcile_AvoidReconciliatio
// we check that calling Reconcile twice in a row without any actual health change
// doesn't bump the Version (which would increased for any write of the resource
// or its status)
status := &pbresource.Condition{
Type: StatusConditionHealthy,
State: pbresource.Condition_STATE_FALSE,
Reason: "HEALTH_WARNING",
Message: WorkloadUnhealthyMessage,
}
res1 := suite.testReconcileWithoutNode(pbcatalog.Health_HEALTH_WARNING, status)
suite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
status := &pbresource.Condition{
Type: StatusConditionHealthy,
State: pbresource.Condition_STATE_FALSE,
Reason: "HEALTH_WARNING",
Message: WorkloadUnhealthyMessage,
}
res1 := suite.testReconcileWithoutNode(pbcatalog.Health_HEALTH_WARNING, tenancy, status)
err := suite.reconciler.Reconcile(context.Background(), suite.runtime, controller.Request{ID: res1.Id})
require.NoError(suite.T(), err)
err := suite.reconciler.Reconcile(context.Background(), suite.runtime, controller.Request{ID: res1.Id})
require.NoError(suite.T(), err)
// check that the status hasn't changed
res2 := suite.checkWorkloadStatus(res1.Id, status)
// check that the status hasn't changed
res2 := suite.checkWorkloadStatus(res1.Id, status)
// If another status write was performed then the versions would differ. This
// therefore proves that after a second reconciliation without any change
// in status that the controller is not making extra status writes.
require.Equal(suite.T(), res1.Version, res2.Version)
// If another status write was performed then the versions would differ. This
// therefore proves that after a second reconciliation without any change
// in status that the controller is not making extra status writes.
require.Equal(suite.T(), res1.Version, res2.Version)
})
}
func (suite *workloadHealthControllerTestSuite) TestController() {
@ -498,47 +537,52 @@ func (suite *workloadHealthControllerTestSuite) TestController() {
// run the manager
go mgr.Run(ctx)
// create a node to link things with
node := suite.injectNodeWithStatus("test-node", pbcatalog.Health_HEALTH_PASSING)
// create the workload
workload := resourcetest.Resource(pbcatalog.WorkloadType, "test-workload").
WithData(suite.T(), workloadData(node.Id.Name)).
Write(suite.T(), suite.client)
// Wait for reconciliation to occur and mark the workload as passing.
suite.waitForReconciliation(workload.Id, "HEALTH_PASSING")
// Simulate a node unhealthy
suite.injectNodeWithStatus("test-node", pbcatalog.Health_HEALTH_WARNING)
// Wait for reconciliation to occur and mark the workload as warning
// due to the node going into the warning state.
suite.waitForReconciliation(workload.Id, "HEALTH_WARNING")
// Now register a critical health check that should supercede the nodes
// warning status
resourcetest.Resource(pbcatalog.HealthStatusType, "test-status").
WithData(suite.T(), &pbcatalog.HealthStatus{Type: "tcp", Status: pbcatalog.Health_HEALTH_CRITICAL}).
WithOwner(workload.Id).
Write(suite.T(), suite.client)
// Wait for reconciliation to occur again and mark the workload as unhealthy
suite.waitForReconciliation(workload.Id, "HEALTH_CRITICAL")
// Put the health status back into a passing state and delink the node
resourcetest.Resource(pbcatalog.HealthStatusType, "test-status").
WithData(suite.T(), &pbcatalog.HealthStatus{Type: "tcp", Status: pbcatalog.Health_HEALTH_PASSING}).
WithOwner(workload.Id).
Write(suite.T(), suite.client)
workload = resourcetest.Resource(pbcatalog.WorkloadType, "test-workload").
WithData(suite.T(), workloadData("")).
Write(suite.T(), suite.client)
// Now that the workload health is passing and its not associated with the node its status should
// eventually become passing
suite.waitForReconciliation(workload.Id, "HEALTH_PASSING")
suite.controllerSuite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
node := suite.injectNodeWithStatus("test-node", pbcatalog.Health_HEALTH_PASSING, tenancy)
// create the workload
workload := resourcetest.Resource(pbcatalog.WorkloadType, "test-workload").
WithData(suite.T(), workloadData(node.Id.Name)).
WithTenancy(tenancy).
Write(suite.T(), suite.client)
// Wait for reconciliation to occur and mark the workload as passing.
suite.waitForReconciliation(workload.Id, "HEALTH_PASSING")
// Simulate a node unhealthy
suite.injectNodeWithStatus("test-node", pbcatalog.Health_HEALTH_WARNING, tenancy)
// Wait for reconciliation to occur and mark the workload as warning
// due to the node going into the warning state.
suite.waitForReconciliation(workload.Id, "HEALTH_WARNING")
// Now register a critical health check that should supercede the nodes
// warning status
resourcetest.Resource(pbcatalog.HealthStatusType, "test-status").
WithData(suite.T(), &pbcatalog.HealthStatus{Type: "tcp", Status: pbcatalog.Health_HEALTH_CRITICAL}).
WithOwner(workload.Id).
WithTenancy(tenancy).
Write(suite.T(), suite.client)
// Wait for reconciliation to occur again and mark the workload as unhealthy
suite.waitForReconciliation(workload.Id, "HEALTH_CRITICAL")
// Put the health status back into a passing state and delink the node
resourcetest.Resource(pbcatalog.HealthStatusType, "test-status").
WithData(suite.T(), &pbcatalog.HealthStatus{Type: "tcp", Status: pbcatalog.Health_HEALTH_PASSING}).
WithOwner(workload.Id).
WithTenancy(tenancy).
Write(suite.T(), suite.client)
workload = resourcetest.Resource(pbcatalog.WorkloadType, "test-workload").
WithData(suite.T(), workloadData("")).
WithTenancy(tenancy).
Write(suite.T(), suite.client)
// Now that the workload health is passing and its not associated with the node its status should
// eventually become passing
suite.waitForReconciliation(workload.Id, "HEALTH_PASSING")
})
}
// wait for reconciliation is a helper to check if a resource has been reconciled and
@ -569,7 +613,7 @@ type getWorkloadHealthTestSuite struct {
controllerSuite
}
func (suite *getWorkloadHealthTestSuite) addHealthStatuses(workload *pbresource.ID, desiredHealth pbcatalog.Health) {
func (suite *getWorkloadHealthTestSuite) addHealthStatuses(workload *pbresource.ID, tenancy *pbresource.Tenancy, desiredHealth pbcatalog.Health) {
// In order to exercise the behavior to ensure that the ordering a health status is
// seen doesn't matter this is strategically naming health status so that they will be
// returned in an order with the most precedent status being in the middle of the list.
@ -590,6 +634,7 @@ func (suite *getWorkloadHealthTestSuite) addHealthStatuses(workload *pbresource.
if desiredHealth >= health {
resourcetest.Resource(pbcatalog.HealthStatusType, fmt.Sprintf("check-%s-%d", workload.Name, idx)).
WithData(suite.T(), &pbcatalog.HealthStatus{Type: "tcp", Status: health}).
WithTenancy(tenancy).
WithOwner(workload).
Write(suite.T(), suite.client)
}
@ -601,23 +646,28 @@ func (suite *getWorkloadHealthTestSuite) TestListError() {
// getWorkloadHealth. When the resource listing fails, we want to
// propagate the error which should eventually result in retrying
// the operation.
health, err := getWorkloadHealth(context.Background(), suite.runtime, resourceID(fakeType, "foo"))
suite.controllerSuite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
health, err := getWorkloadHealth(context.Background(), suite.runtime, resourceID(fakeType, "foo", tenancy))
require.Error(suite.T(), err)
require.Equal(suite.T(), codes.InvalidArgument, status.Code(err))
require.Equal(suite.T(), pbcatalog.Health_HEALTH_CRITICAL, health)
require.Error(suite.T(), err)
require.Equal(suite.T(), codes.InvalidArgument, status.Code(err))
require.Equal(suite.T(), pbcatalog.Health_HEALTH_CRITICAL, health)
})
}
func (suite *getWorkloadHealthTestSuite) TestNoHealthStatuses() {
// This test's goal is to ensure that when no HealthStatuses are owned by the
// workload that the health is assumed to be passing.
workload := resourcetest.Resource(pbcatalog.WorkloadType, "foo").
WithData(suite.T(), workloadData("")).
Write(suite.T(), suite.client)
health, err := getWorkloadHealth(context.Background(), suite.runtime, workload.Id)
require.NoError(suite.T(), err)
require.Equal(suite.T(), pbcatalog.Health_HEALTH_PASSING, health)
suite.controllerSuite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
workload := resourcetest.Resource(pbcatalog.WorkloadType, "foo").
WithData(suite.T(), workloadData("")).
WithTenancy(tenancy).
Write(suite.T(), suite.client)
health, err := getWorkloadHealth(context.Background(), suite.runtime, workload.Id)
require.NoError(suite.T(), err)
require.Equal(suite.T(), pbcatalog.Health_HEALTH_PASSING, health)
})
}
func (suite *getWorkloadHealthTestSuite) TestWithStatuses() {
@ -626,24 +676,27 @@ func (suite *getWorkloadHealthTestSuite) TestWithStatuses() {
// helper method is used to inject multiple statuses in a way such that
// the resource service will return them in a predictable order and can
// properly exercise the code.
for value, status := range pbcatalog.Health_name {
health := pbcatalog.Health(value)
if health == pbcatalog.Health_HEALTH_ANY {
continue
}
suite.controllerSuite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
for value, status := range pbcatalog.Health_name {
health := pbcatalog.Health(value)
if health == pbcatalog.Health_HEALTH_ANY {
continue
}
suite.Run(status, func() {
workload := resourcetest.Resource(pbcatalog.WorkloadType, "foo").
WithData(suite.T(), workloadData("")).
Write(suite.T(), suite.client)
suite.Run(status, func() {
workload := resourcetest.Resource(pbcatalog.WorkloadType, "foo").
WithData(suite.T(), workloadData("")).
WithTenancy(tenancy).
Write(suite.T(), suite.client)
suite.addHealthStatuses(workload.Id, health)
suite.addHealthStatuses(workload.Id, tenancy, health)
actualHealth, err := getWorkloadHealth(context.Background(), suite.runtime, workload.Id)
require.NoError(suite.T(), err)
require.Equal(suite.T(), health, actualHealth)
})
}
actualHealth, err := getWorkloadHealth(context.Background(), suite.runtime, workload.Id)
require.NoError(suite.T(), err)
require.Equal(suite.T(), health, actualHealth)
})
}
})
}
func TestGetWorkloadHealth(t *testing.T) {
@ -659,53 +712,62 @@ func (suite *getNodeHealthTestSuite) TestNotfound() {
// present in the system results in a the critical health but no error. This situation
// could occur when a linked node gets removed without the workloads being modified/removed.
// When that occurs we want to steer traffic away from the linked node as soon as possible.
health, err := getNodeHealth(context.Background(), suite.runtime, resourceID(pbcatalog.NodeType, "not-found"))
require.NoError(suite.T(), err)
require.Equal(suite.T(), pbcatalog.Health_HEALTH_CRITICAL, health)
suite.controllerSuite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
health, err := getNodeHealth(context.Background(), suite.runtime, resourceID(pbcatalog.NodeType, "not-found", tenancy))
require.NoError(suite.T(), err)
require.Equal(suite.T(), pbcatalog.Health_HEALTH_CRITICAL, health)
})
}
func (suite *getNodeHealthTestSuite) TestReadError() {
// This test's goal is to ensure the getNodeHealth propagates unexpected errors from
// its resource read call back to the caller.
health, err := getNodeHealth(context.Background(), suite.runtime, resourceID(fakeType, "not-found"))
require.Error(suite.T(), err)
require.Equal(suite.T(), codes.InvalidArgument, status.Code(err))
require.Equal(suite.T(), pbcatalog.Health_HEALTH_CRITICAL, health)
suite.controllerSuite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
health, err := getNodeHealth(context.Background(), suite.runtime, resourceID(fakeType, "not-found", tenancy))
require.Error(suite.T(), err)
require.Equal(suite.T(), codes.InvalidArgument, status.Code(err))
require.Equal(suite.T(), pbcatalog.Health_HEALTH_CRITICAL, health)
})
}
func (suite *getNodeHealthTestSuite) TestUnreconciled() {
// This test's goal is to ensure that nodes with unreconciled health are deemed
// critical. Basically, the workload health controller should defer calculating
// the workload health until the associated nodes health is known.
node := resourcetest.Resource(pbcatalog.NodeType, "unreconciled").
WithData(suite.T(), nodeData).
Write(suite.T(), suite.client).
GetId()
health, err := getNodeHealth(context.Background(), suite.runtime, node)
require.Error(suite.T(), err)
require.Equal(suite.T(), errNodeUnreconciled, err)
require.Equal(suite.T(), pbcatalog.Health_HEALTH_CRITICAL, health)
suite.controllerSuite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
node := resourcetest.Resource(pbcatalog.NodeType, "unreconciled").
WithData(suite.T(), nodeData).
WithTenancy(tenancy).
Write(suite.T(), suite.client).
GetId()
health, err := getNodeHealth(context.Background(), suite.runtime, node)
require.Error(suite.T(), err)
require.Equal(suite.T(), errNodeUnreconciled, err)
require.Equal(suite.T(), pbcatalog.Health_HEALTH_CRITICAL, health)
})
}
func (suite *getNodeHealthTestSuite) TestNoConditions() {
// This test's goal is to ensure that if a node's health status doesn't have
// the expected condition then its deemedd critical. This should never happen
// the expected condition then its deemed critical. This should never happen
// in the integrated system as the node health controller would have to be
// buggy to add an empty status. However it could also indicate some breaking
// change went in. Regardless, the code to handle this state is written
// and it will be tested here.
node := resourcetest.Resource(pbcatalog.NodeType, "no-conditions").
WithData(suite.T(), nodeData).
WithStatus(nodehealth.StatusKey, &pbresource.Status{}).
Write(suite.T(), suite.client).
GetId()
health, err := getNodeHealth(context.Background(), suite.runtime, node)
require.Error(suite.T(), err)
require.Equal(suite.T(), errNodeHealthConditionNotFound, err)
require.Equal(suite.T(), pbcatalog.Health_HEALTH_CRITICAL, health)
suite.controllerSuite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
node := resourcetest.Resource(pbcatalog.NodeType, "no-conditions").
WithData(suite.T(), nodeData).
WithTenancy(tenancy).
WithStatus(nodehealth.StatusKey, &pbresource.Status{}).
Write(suite.T(), suite.client).
GetId()
health, err := getNodeHealth(context.Background(), suite.runtime, node)
require.Error(suite.T(), err)
require.Equal(suite.T(), errNodeHealthConditionNotFound, err)
require.Equal(suite.T(), pbcatalog.Health_HEALTH_CRITICAL, health)
})
}
func (suite *getNodeHealthTestSuite) TestInvalidReason() {
@ -716,48 +778,65 @@ func (suite *getNodeHealthTestSuite) TestInvalidReason() {
// controller to put it into this state. As users or other controllers could
// potentially force it into this state by writing the status themselves, it
// would be good to ensure the defined behavior works as expected.
node := resourcetest.Resource(pbcatalog.NodeType, "invalid-reason").
WithData(suite.T(), nodeData).
WithStatus(nodehealth.StatusKey, &pbresource.Status{
Conditions: []*pbresource.Condition{
{
Type: nodehealth.StatusConditionHealthy,
State: pbresource.Condition_STATE_FALSE,
Reason: "INVALID_REASON",
suite.controllerSuite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
node := resourcetest.Resource(pbcatalog.NodeType, "invalid-reason").
WithData(suite.T(), nodeData).
WithTenancy(tenancy).
WithStatus(nodehealth.StatusKey, &pbresource.Status{
Conditions: []*pbresource.Condition{
{
Type: nodehealth.StatusConditionHealthy,
State: pbresource.Condition_STATE_FALSE,
Reason: "INVALID_REASON",
},
},
},
}).
Write(suite.T(), suite.client).
GetId()
health, err := getNodeHealth(context.Background(), suite.runtime, node)
require.Error(suite.T(), err)
require.Equal(suite.T(), errNodeHealthInvalid, err)
require.Equal(suite.T(), pbcatalog.Health_HEALTH_CRITICAL, health)
}).
Write(suite.T(), suite.client).
GetId()
health, err := getNodeHealth(context.Background(), suite.runtime, node)
require.Error(suite.T(), err)
require.Equal(suite.T(), errNodeHealthInvalid, err)
require.Equal(suite.T(), pbcatalog.Health_HEALTH_CRITICAL, health)
})
}
func (suite *getNodeHealthTestSuite) TestValidHealth() {
// This test aims to ensure that all status that would be reported by the node-health
// controller gets accurately detected and returned by the getNodeHealth function.
for value, healthStr := range pbcatalog.Health_name {
health := pbcatalog.Health(value)
suite.controllerSuite.runTestCaseWithTenancies(func(tenancy *pbresource.Tenancy) {
for value, healthStr := range pbcatalog.Health_name {
health := pbcatalog.Health(value)
// this is not a valid health that a health status
// may be in.
if health == pbcatalog.Health_HEALTH_ANY {
continue
}
// this is not a valid health that a health status
// may be in.
if health == pbcatalog.Health_HEALTH_ANY {
continue
suite.T().Run(healthStr, func(t *testing.T) {
node := suite.injectNodeWithStatus("test-node", health, tenancy)
actualHealth, err := getNodeHealth(context.Background(), suite.runtime, node.Id)
require.NoError(t, err)
require.Equal(t, health, actualHealth)
})
}
})
}
suite.T().Run(healthStr, func(t *testing.T) {
node := suite.injectNodeWithStatus("test-node", health)
func TestGetNodeHealth(t *testing.T) {
suite.Run(t, new(getNodeHealthTestSuite))
}
actualHealth, err := getNodeHealth(context.Background(), suite.runtime, node.Id)
require.NoError(t, err)
require.Equal(t, health, actualHealth)
func (suite *controllerSuite) runTestCaseWithTenancies(testFunc func(*pbresource.Tenancy)) {
for _, tenancy := range suite.tenancies {
suite.Run(suite.appendTenancyInfo(tenancy), func() {
testFunc(tenancy)
})
}
}
func TestGetNodeHealth(t *testing.T) {
suite.Run(t, new(getNodeHealthTestSuite))
func (suite *controllerSuite) appendTenancyInfo(tenancy *pbresource.Tenancy) string {
return fmt.Sprintf("%s_Namespace_%s_Partition", tenancy.Namespace, tenancy.Partition)
}

@ -7,10 +7,24 @@ import (
"strings"
"testing"
"github.com/hashicorp/consul/agent/structs"
"github.com/hashicorp/consul/internal/resource"
"github.com/hashicorp/consul/proto-public/pbresource"
)
// TestTenancies returns a list of tenancies which represent
// the namespace and partition combinations that can be used in unit tests
func TestTenancies() []*pbresource.Tenancy {
isEnterprise := (structs.NodeEnterpriseMetaInDefaultPartition().PartitionOrEmpty() == "default")
tenancies := []*pbresource.Tenancy{Tenancy("default.default")}
if isEnterprise {
tenancies = append(tenancies, Tenancy("default.bar"), Tenancy("foo.default"), Tenancy("foo.bar"))
}
return tenancies
}
// Tenancy constructs a pbresource.Tenancy from a concise string representation
// suitable for use in unit tests.
//

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