consul/internal/catalog/catalogtest/test_lifecycle_v1alpha1.go

710 lines
29 KiB
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: BUSL-1.1
package catalogtest
import (
"testing"
"github.com/hashicorp/consul/internal/catalog"
rtest "github.com/hashicorp/consul/internal/resource/resourcetest"
pbcatalog "github.com/hashicorp/consul/proto-public/pbcatalog/v1alpha1"
"github.com/hashicorp/consul/proto-public/pbresource"
"github.com/hashicorp/consul/sdk/testutil"
)
// RunCatalogV1Alpha1LifecycleIntegrationTest intends to excercise functionality of
// managing catalog resources over their normal lifecycle where they will be modified
// several times, change state etc.
func RunCatalogV1Alpha1LifecycleIntegrationTest(t *testing.T, client pbresource.ResourceServiceClient) {
t.Helper()
testutil.RunStep(t, "node-lifecycle", func(t *testing.T) {
RunCatalogV1Alpha1NodeLifecycleIntegrationTest(t, client)
})
testutil.RunStep(t, "workload-lifecycle", func(t *testing.T) {
RunCatalogV1Alpha1WorkloadLifecycleIntegrationTest(t, client)
})
testutil.RunStep(t, "endpoints-lifecycle", func(t *testing.T) {
RunCatalogV1Alpha1EndpointsLifecycleIntegrationTest(t, client)
})
}
// RunCatalogV1Alpha1NodeLifecycleIntegrationTest verifies correct functionality of
// the node-health controller. This test will exercise the following behaviors:
//
// * Creating a Node without associated HealthStatuses will mark the node as passing
// * Associating a HealthStatus with a Node will cause recomputation of the Health
// * Changing HealthStatus to a worse health will cause recomputation of the Health
// * Changing HealthStatus to a better health will cause recomputation of the Health
// * Deletion of associated HealthStatuses will recompute the Health (back to passing)
// * Deletion of the node will cause deletion of associated health statuses
func RunCatalogV1Alpha1NodeLifecycleIntegrationTest(t *testing.T, client pbresource.ResourceServiceClient) {
c := rtest.NewClient(client)
nodeName := "test-lifecycle"
nodeHealthName := "test-lifecycle-node-status"
// initial node creation
node := rtest.Resource(catalog.NodeV1Alpha1Type, nodeName).
WithData(t, &pbcatalog.Node{
Addresses: []*pbcatalog.NodeAddress{
{Host: "172.16.2.3"},
{Host: "198.18.2.3", External: true},
},
}).
Write(t, c)
// wait for the node health controller to mark the node as healthy
c.WaitForStatusCondition(t, node.Id,
catalog.NodeHealthStatusKey,
catalog.NodeHealthConditions[pbcatalog.Health_HEALTH_PASSING])
// Its easy enough to simply repeatedly set the health status and it proves
// that going both from better to worse health and worse to better all
// happen as expected. We leave the health in a warning state to allow for
// the subsequent health status deletion to cause the health to go back
// to passing.
healthChanges := []pbcatalog.Health{
pbcatalog.Health_HEALTH_PASSING,
pbcatalog.Health_HEALTH_WARNING,
pbcatalog.Health_HEALTH_CRITICAL,
pbcatalog.Health_HEALTH_MAINTENANCE,
pbcatalog.Health_HEALTH_CRITICAL,
pbcatalog.Health_HEALTH_WARNING,
pbcatalog.Health_HEALTH_PASSING,
pbcatalog.Health_HEALTH_WARNING,
}
// This will be set within the loop and used afterwards to delete the health status
var nodeHealth *pbresource.Resource
// Iterate through the various desired health statuses, updating
// a HealthStatus resource owned by the node and waiting for
// reconciliation at each point
for _, health := range healthChanges {
// update the health check
nodeHealth = setHealthStatus(t, c, node.Id, nodeHealthName, health)
// wait for reconciliation to kick in and put the node into the right
// health status.
c.WaitForStatusCondition(t, node.Id,
catalog.NodeHealthStatusKey,
catalog.NodeHealthConditions[health])
}
// now delete the health status and ensure things go back to passing
c.MustDelete(t, nodeHealth.Id)
// wait for the node health controller to mark the node as healthy
c.WaitForStatusCondition(t, node.Id,
catalog.NodeHealthStatusKey,
catalog.NodeHealthConditions[pbcatalog.Health_HEALTH_PASSING])
// Add the health status back once more, the actual status doesn't matter.
// It just must be owned by the node so that we can show cascading
// deletions of owned health statuses working.
healthStatus := setHealthStatus(t, c, node.Id, nodeHealthName, pbcatalog.Health_HEALTH_CRITICAL)
// Delete the node and wait for the health status to be deleted.
c.MustDelete(t, node.Id)
c.WaitForDeletion(t, healthStatus.Id)
}
// RunCatalogV1Alpha1WorkloadLifecycleIntegrationTest verifies correct functionality of
// the workload-health controller. This test will exercise the following behaviors:
//
// - Associating a workload with a node causes recomputation of the health and takes
// into account the nodes health
// - Modifying the workloads associated node causes health recomputation and takes into
// account the new nodes health
// - Removal of the node association causes recomputation of health and for no node health
// to be taken into account.
// - Creating a workload without associated health statuses or node association will
// be marked passing
// - Creating a workload without associated health statuses but with a node will
// inherit its health from the node.
// - Changing HealthStatus to a worse health will cause recompuation of the Health
// - Changing HealthStatus to a better health will cause recompuation of the Health
// - Overall health is computed as the worst health amongst the nodes health and all
// of the workloads associated HealthStatuses
// - Deletion of the workload will cause deletion of all associated health statuses.
func RunCatalogV1Alpha1WorkloadLifecycleIntegrationTest(t *testing.T, client pbresource.ResourceServiceClient) {
c := rtest.NewClient(client)
testutil.RunStep(t, "nodeless-workload", func(t *testing.T) {
runV1Alpha1NodelessWorkloadLifecycleIntegrationTest(t, c)
})
testutil.RunStep(t, "node-associated-workload", func(t *testing.T) {
runV1Alpha1NodeAssociatedWorkloadLifecycleIntegrationTest(t, c)
})
}
// runV1Alpha1NodelessWorkloadLifecycleIntegrationTest verifies correct functionality of
// the workload-health controller for workloads without node associations. In particular
// the following behaviors are being tested
//
// - Creating a workload without associated health statuses or node association will
// be marked passing
// - Changing HealthStatus to a worse health will cause recompuation of the Health
// - Changing HealthStatus to a better health will cause recompuation of the Health
// - Deletion of associated HealthStatus for a nodeless workload will be set back to passing
// - Deletion of the workload will cause deletion of all associated health statuses.
func runV1Alpha1NodelessWorkloadLifecycleIntegrationTest(t *testing.T, c *rtest.Client) {
workloadName := "test-lifecycle-workload"
workloadHealthName := "test-lifecycle-workload-status"
// create a workload without a node association or health statuses yet
workload := rtest.Resource(catalog.WorkloadV1Alpha1Type, workloadName).
WithData(t, &pbcatalog.Workload{
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "198.18.9.8"},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"http": {Port: 8080, Protocol: pbcatalog.Protocol_PROTOCOL_HTTP},
},
Identity: "test-lifecycle",
}).
Write(t, c)
// wait for the workload health controller to mark the workload as healthy
c.WaitForStatusCondition(t, workload.Id,
catalog.WorkloadHealthStatusKey,
catalog.WorkloadHealthConditions[pbcatalog.Health_HEALTH_PASSING])
// We may not need to iterate through all of these states but its easy
// enough and quick enough to do so. The general rationale is that we
// should move through changing the workloads associated health status
// in this progression. We can prove that moving from better to worse
// health or worse to better both function correctly.
healthChanges := []pbcatalog.Health{
pbcatalog.Health_HEALTH_PASSING,
pbcatalog.Health_HEALTH_WARNING,
pbcatalog.Health_HEALTH_CRITICAL,
pbcatalog.Health_HEALTH_MAINTENANCE,
pbcatalog.Health_HEALTH_CRITICAL,
pbcatalog.Health_HEALTH_WARNING,
pbcatalog.Health_HEALTH_PASSING,
pbcatalog.Health_HEALTH_WARNING,
}
var workloadHealth *pbresource.Resource
// Iterate through the various desired health statuses, updating
// a HealthStatus resource owned by the workload and waiting for
// reconciliation at each point
for _, health := range healthChanges {
// update the health status
workloadHealth = setHealthStatus(t, c, workload.Id, workloadHealthName, health)
// wait for reconciliation to kick in and put the workload into
// the right health status.
c.WaitForStatusCondition(t, workload.Id,
catalog.WorkloadHealthStatusKey,
catalog.WorkloadHealthConditions[health])
}
// Now delete the health status, things should go back to passing status
c.MustDelete(t, workloadHealth.Id)
// ensure the workloads health went back to passing
c.WaitForStatusCondition(t, workload.Id,
catalog.WorkloadHealthStatusKey,
catalog.WorkloadHealthConditions[pbcatalog.Health_HEALTH_PASSING])
// Reset the workload health. The actual health is irrelevant, we just want it
// to exist to provde that Health Statuses get deleted along with the workload
// when its deleted.
workloadHealth = setHealthStatus(t, c, workload.Id, workloadHealthName, pbcatalog.Health_HEALTH_WARNING)
// Delete the workload and wait for the HealthStatus to also be deleted
c.MustDelete(t, workload.Id)
c.WaitForDeletion(t, workloadHealth.Id)
}
// runV1Alpha1NodeAssociatedWorkloadLifecycleIntegrationTest verifies correct functionality of
// the workload-health controller. This test will exercise the following behaviors:
//
// - Associating a workload with a node causes recomputation of the health and takes
// into account the nodes health
// - Modifying the workloads associated node causes health recomputation and takes into
// account the new nodes health
// - Removal of the node association causes recomputation of health and for no node health
// to be taken into account.
// - Creating a workload without associated health statuses but with a node will
// inherit its health from the node.
// - Overall health is computed as the worst health amongst the nodes health and all
// of the workloads associated HealthStatuses
func runV1Alpha1NodeAssociatedWorkloadLifecycleIntegrationTest(t *testing.T, c *rtest.Client) {
workloadName := "test-lifecycle"
workloadHealthName := "test-lifecycle"
nodeName1 := "test-lifecycle-1"
nodeName2 := "test-lifecycle-2"
nodeHealthName1 := "test-lifecycle-node-1"
nodeHealthName2 := "test-lifecycle-node-2"
// Insert a some nodes to link the workloads to at various points throughout the test
node1 := rtest.Resource(catalog.NodeV1Alpha1Type, nodeName1).
WithData(t, &pbcatalog.Node{
Addresses: []*pbcatalog.NodeAddress{{Host: "172.17.9.10"}},
}).
Write(t, c)
node2 := rtest.Resource(catalog.NodeV1Alpha1Type, nodeName2).
WithData(t, &pbcatalog.Node{
Addresses: []*pbcatalog.NodeAddress{{Host: "172.17.9.11"}},
}).
Write(t, c)
// Set some non-passing health statuses for those nodes. Using non-passing will make
// it easy to see that changing a passing workloads node association appropriately
// impacts the overall workload health.
setHealthStatus(t, c, node1.Id, nodeHealthName1, pbcatalog.Health_HEALTH_CRITICAL)
setHealthStatus(t, c, node2.Id, nodeHealthName2, pbcatalog.Health_HEALTH_WARNING)
// Add the workload but don't immediately associate with any node.
workload := rtest.Resource(catalog.WorkloadV1Alpha1Type, workloadName).
WithData(t, &pbcatalog.Workload{
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "198.18.9.8"},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"http": {Port: 8080, Protocol: pbcatalog.Protocol_PROTOCOL_HTTP},
},
Identity: "test-lifecycle",
}).
Write(t, c)
// wait for the workload health controller to mark the workload as healthy
c.WaitForStatusCondition(t, workload.Id,
catalog.WorkloadHealthStatusKey,
catalog.WorkloadHealthConditions[pbcatalog.Health_HEALTH_PASSING])
// now modify the workload to associate it with node 1 (currently with CRITICAL health)
workload = rtest.ResourceID(workload.Id).
WithData(t, &pbcatalog.Workload{
Addresses: []*pbcatalog.WorkloadAddress{{Host: "198.18.9.8"}},
Ports: map[string]*pbcatalog.WorkloadPort{"http": {Port: 8080, Protocol: pbcatalog.Protocol_PROTOCOL_HTTP}},
Identity: "test-lifecycle",
// this is the only difference from the previous write
NodeName: node1.Id.Name,
}).
Write(t, c)
// wait for the workload health controller to mark the workload as critical (due to node 1 having critical health)
c.WaitForStatusCondition(t, workload.Id,
catalog.WorkloadHealthStatusKey,
catalog.WorkloadAndNodeHealthConditions[pbcatalog.Health_HEALTH_PASSING][pbcatalog.Health_HEALTH_CRITICAL])
// Now reassociate the workload with node 2. This should cause recalculation of its health into the warning state
workload = rtest.ResourceID(workload.Id).
WithData(t, &pbcatalog.Workload{
Addresses: []*pbcatalog.WorkloadAddress{{Host: "198.18.9.8"}},
Ports: map[string]*pbcatalog.WorkloadPort{"http": {Port: 8080, Protocol: pbcatalog.Protocol_PROTOCOL_HTTP}},
Identity: "test-lifecycle",
// this is the only difference from the previous write
NodeName: node2.Id.Name,
}).
Write(t, c)
// Wait for the workload health controller to mark the workload as warning (due to node 2 having warning health)
c.WaitForStatusCondition(t, workload.Id,
catalog.WorkloadHealthStatusKey,
catalog.WorkloadAndNodeHealthConditions[pbcatalog.Health_HEALTH_PASSING][pbcatalog.Health_HEALTH_WARNING])
// Delete the node, this should cause the health to be recalculated as critical because the node association
// is broken.
c.MustDelete(t, node2.Id)
// Wait for the workload health controller to mark the workload as critical due to the missing node
c.WaitForStatusCondition(t, workload.Id,
catalog.WorkloadHealthStatusKey,
catalog.WorkloadAndNodeHealthConditions[pbcatalog.Health_HEALTH_PASSING][pbcatalog.Health_HEALTH_CRITICAL])
// Now fixup the node association to point at node 1
workload = rtest.ResourceID(workload.Id).
WithData(t, &pbcatalog.Workload{
Addresses: []*pbcatalog.WorkloadAddress{{Host: "198.18.9.8"}},
Ports: map[string]*pbcatalog.WorkloadPort{"http": {Port: 8080, Protocol: pbcatalog.Protocol_PROTOCOL_HTTP}},
Identity: "test-lifecycle",
// this is the only difference from the previous write
NodeName: node1.Id.Name,
}).
Write(t, c)
// Also set node 1 health down to WARNING
setHealthStatus(t, c, node1.Id, nodeHealthName1, pbcatalog.Health_HEALTH_WARNING)
// Wait for the workload health controller to mark the workload as warning (due to node 1 having warning health now)
c.WaitForStatusCondition(t, workload.Id,
catalog.WorkloadHealthStatusKey,
catalog.WorkloadAndNodeHealthConditions[pbcatalog.Health_HEALTH_PASSING][pbcatalog.Health_HEALTH_WARNING])
// Now add a critical workload health check to ensure that both node and workload health are accounted for.
setHealthStatus(t, c, workload.Id, workloadHealthName, pbcatalog.Health_HEALTH_CRITICAL)
// Wait for the workload health to be recomputed and put into the critical status.
c.WaitForStatusCondition(t, workload.Id,
catalog.WorkloadHealthStatusKey,
catalog.WorkloadAndNodeHealthConditions[pbcatalog.Health_HEALTH_CRITICAL][pbcatalog.Health_HEALTH_WARNING])
// Reset the workloads health to passing. We expect the overall health to go back to warning
setHealthStatus(t, c, workload.Id, workloadHealthName, pbcatalog.Health_HEALTH_PASSING)
c.WaitForStatusCondition(t, workload.Id,
catalog.WorkloadHealthStatusKey,
catalog.WorkloadAndNodeHealthConditions[pbcatalog.Health_HEALTH_PASSING][pbcatalog.Health_HEALTH_WARNING])
// Remove the node association and wait for the health to go back to passing
workload = rtest.ResourceID(workload.Id).
WithData(t, &pbcatalog.Workload{
Addresses: []*pbcatalog.WorkloadAddress{{Host: "198.18.9.8"}},
Ports: map[string]*pbcatalog.WorkloadPort{"http": {Port: 8080, Protocol: pbcatalog.Protocol_PROTOCOL_HTTP}},
Identity: "test-lifecycle",
}).
Write(t, c)
c.WaitForStatusCondition(t, workload.Id,
catalog.WorkloadHealthStatusKey,
catalog.WorkloadHealthConditions[pbcatalog.Health_HEALTH_PASSING])
}
// RunCatalogV1Alpha1EndpointsLifecycleIntegrationTest verifies the correct functionality of
// the endpoints controller. This test will exercise the following behaviors:
//
// * Services without a selector get marked with status indicating their endpoints are unmanaged
// * Services with a selector get marked with status indicating their endpoints are managed
// * Deleting a service will delete the associated endpoints (regardless of them being managed or not)
// * Moving from managed to unmanaged endpoints will delete the managed endpoints
// * Moving from unmanaged to managed endpoints will overwrite any previous endpoints.
// * A service with a selector that matches no workloads will still have the endpoints object written.
// * Adding ports to a service will recalculate the endpoints
// * Removing ports from a service will recalculate the endpoints
// * Changing the workload will recalculate the endpoints (ports, addresses, or health)
func RunCatalogV1Alpha1EndpointsLifecycleIntegrationTest(t *testing.T, client pbresource.ResourceServiceClient) {
c := rtest.NewClient(client)
serviceName := "test-lifecycle"
// Create the service without a selector. We should not see endpoints generated but we should see the
// status updated to note endpoints are not being managed.
service := rtest.Resource(catalog.ServiceV1Alpha1Type, serviceName).
WithData(t, &pbcatalog.Service{
Ports: []*pbcatalog.ServicePort{{TargetPort: "http", Protocol: pbcatalog.Protocol_PROTOCOL_HTTP}},
}).
Write(t, c)
// Wait to ensure the status is updated accordingly
c.WaitForStatusCondition(t, service.Id, catalog.EndpointsStatusKey, catalog.EndpointsStatusConditionUnmanaged)
// Verify that no endpoints were created.
endpointsID := rtest.Resource(catalog.ServiceEndpointsV1Alpha1Type, serviceName).ID()
c.RequireResourceNotFound(t, endpointsID)
// Add some empty endpoints (type validations enforce that they are owned by the service)
rtest.ResourceID(endpointsID).
WithData(t, &pbcatalog.ServiceEndpoints{}).
WithOwner(service.Id).
Write(t, c)
// Now delete the service and ensure that they are cleaned up.
c.MustDelete(t, service.Id)
c.WaitForDeletion(t, endpointsID)
// Add some workloads to eventually select by the service
// api-1 has all ports (http, grpc and mesh). It also has a mixture of Addresses
// that select individual ports and one that selects all ports implicitly
api1 := rtest.Resource(catalog.WorkloadV1Alpha1Type, "api-1").
WithData(t, &pbcatalog.Workload{
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "127.0.0.1"},
{Host: "::1", Ports: []string{"grpc"}},
{Host: "127.0.0.2", Ports: []string{"http"}},
{Host: "172.17.1.1", Ports: []string{"mesh"}},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"mesh": {Port: 10000, Protocol: pbcatalog.Protocol_PROTOCOL_MESH},
"http": {Port: 8080, Protocol: pbcatalog.Protocol_PROTOCOL_HTTP},
"grpc": {Port: 9090, Protocol: pbcatalog.Protocol_PROTOCOL_GRPC},
},
Identity: "api",
}).
Write(t, c)
// api-2 has only grpc and mesh ports. It also has a mixture of Addresses that
// select individual ports and one that selects all ports implicitly
api2 := rtest.Resource(catalog.WorkloadV1Alpha1Type, "api-2").
WithData(t, &pbcatalog.Workload{
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "127.0.0.1"},
{Host: "::1", Ports: []string{"grpc"}},
{Host: "172.17.1.2", Ports: []string{"mesh"}},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"mesh": {Port: 10000, Protocol: pbcatalog.Protocol_PROTOCOL_MESH},
"grpc": {Port: 9090, Protocol: pbcatalog.Protocol_PROTOCOL_GRPC},
},
Identity: "api",
}).
Write(t, c)
// api-3 has the mesh and HTTP ports. It also has a mixture of Addresses that
// select individual ports and one that selects all ports.
api3 := rtest.Resource(catalog.WorkloadV1Alpha1Type, "api-3").
WithData(t, &pbcatalog.Workload{
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "127.0.0.1"},
{Host: "172.17.1.3", Ports: []string{"mesh"}},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"mesh": {Port: 10000, Protocol: pbcatalog.Protocol_PROTOCOL_MESH},
"http": {Port: 8080, Protocol: pbcatalog.Protocol_PROTOCOL_HTTP},
},
Identity: "api",
}).
Write(t, c)
// Now create a service with unmanaged endpoints again
service = rtest.Resource(catalog.ServiceV1Alpha1Type, serviceName).
WithData(t, &pbcatalog.Service{
Ports: []*pbcatalog.ServicePort{{TargetPort: "http", Protocol: pbcatalog.Protocol_PROTOCOL_HTTP}},
}).
Write(t, c)
// Inject the endpoints resource. We want to prove that transition from unmanaged to
// managed endpoints results in overwriting of the old endpoints
rtest.ResourceID(endpointsID).
WithData(t, &pbcatalog.ServiceEndpoints{
Endpoints: []*pbcatalog.Endpoint{
{
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "198.18.1.1", External: true},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"http": {Port: 443, Protocol: pbcatalog.Protocol_PROTOCOL_HTTP},
},
HealthStatus: pbcatalog.Health_HEALTH_PASSING,
},
},
}).
WithOwner(service.Id).
Write(t, c)
// Wait to ensure the status is updated accordingly
c.WaitForStatusCondition(t, service.Id, catalog.EndpointsStatusKey, catalog.EndpointsStatusConditionUnmanaged)
// Now move the service to having managed endpoints
service = rtest.ResourceID(service.Id).
WithData(t, &pbcatalog.Service{
Workloads: &pbcatalog.WorkloadSelector{Names: []string{"bar"}},
Ports: []*pbcatalog.ServicePort{{TargetPort: "http", Protocol: pbcatalog.Protocol_PROTOCOL_HTTP}},
}).
Write(t, c)
// Verify that this status is updated to show this service as having managed endpoints
c.WaitForStatusCondition(t, service.Id, catalog.EndpointsStatusKey, catalog.EndpointsStatusConditionManaged)
// Verify that the service endpoints are created. In this case they will be empty
verifyServiceEndpoints(t, c, endpointsID, &pbcatalog.ServiceEndpoints{})
// Rewrite the service to select the API workloads - just select the singular port for now
service = rtest.ResourceID(service.Id).
WithData(t, &pbcatalog.Service{
Workloads: &pbcatalog.WorkloadSelector{Prefixes: []string{"api-"}},
Ports: []*pbcatalog.ServicePort{{TargetPort: "http", Protocol: pbcatalog.Protocol_PROTOCOL_HTTP}},
}).
Write(t, c)
// Wait for the status to be updated. The condition itself will remain unchanged but we are waiting for
// the generations to match to know that the endpoints would have been regenerated
c.WaitForStatusCondition(t, service.Id, catalog.EndpointsStatusKey, catalog.EndpointsStatusConditionManaged)
// ensure that api-1 and api-3 are selected but api-2 is excluded due to not having the desired port
verifyServiceEndpoints(t, c, endpointsID, &pbcatalog.ServiceEndpoints{
Endpoints: []*pbcatalog.Endpoint{
{
TargetRef: api1.Id,
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "127.0.0.1", Ports: []string{"http"}},
{Host: "127.0.0.2", Ports: []string{"http"}},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"http": {Port: 8080, Protocol: pbcatalog.Protocol_PROTOCOL_HTTP},
},
HealthStatus: pbcatalog.Health_HEALTH_PASSING,
},
{
TargetRef: api3.Id,
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "127.0.0.1", Ports: []string{"http"}},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"http": {Port: 8080, Protocol: pbcatalog.Protocol_PROTOCOL_HTTP},
},
HealthStatus: pbcatalog.Health_HEALTH_PASSING,
},
},
})
// Rewrite the service to select the API workloads - changing from selecting the HTTP port to the gRPC port
service = rtest.ResourceID(service.Id).
WithData(t, &pbcatalog.Service{
Workloads: &pbcatalog.WorkloadSelector{Prefixes: []string{"api-"}},
Ports: []*pbcatalog.ServicePort{{TargetPort: "grpc", Protocol: pbcatalog.Protocol_PROTOCOL_GRPC}},
}).
Write(t, c)
// Wait for the status to be updated. The condition itself will remain unchanged but we are waiting for
// the generations to match to know that the endpoints would have been regenerated
c.WaitForStatusCondition(t, service.Id, catalog.EndpointsStatusKey, catalog.EndpointsStatusConditionManaged)
// Check that the endpoints were generated as expected
verifyServiceEndpoints(t, c, endpointsID, &pbcatalog.ServiceEndpoints{
Endpoints: []*pbcatalog.Endpoint{
{
TargetRef: api1.Id,
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "127.0.0.1", Ports: []string{"grpc"}},
{Host: "::1", Ports: []string{"grpc"}},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"grpc": {Port: 9090, Protocol: pbcatalog.Protocol_PROTOCOL_GRPC},
},
HealthStatus: pbcatalog.Health_HEALTH_PASSING,
},
{
TargetRef: api2.Id,
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "127.0.0.1", Ports: []string{"grpc"}},
{Host: "::1", Ports: []string{"grpc"}},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"grpc": {Port: 9090, Protocol: pbcatalog.Protocol_PROTOCOL_GRPC},
},
HealthStatus: pbcatalog.Health_HEALTH_PASSING,
},
},
})
// Update the service to change the ports used. This should result in the workload being removed
// from the endpoints
rtest.ResourceID(api2.Id).
WithData(t, &pbcatalog.Workload{
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "127.0.0.1"},
{Host: "::1", Ports: []string{"http"}},
{Host: "172.17.1.2", Ports: []string{"mesh"}},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"mesh": {Port: 10000, Protocol: pbcatalog.Protocol_PROTOCOL_MESH},
"http": {Port: 8080, Protocol: pbcatalog.Protocol_PROTOCOL_HTTP},
},
Identity: "api",
}).
Write(t, c)
// Verify that api-2 was removed from the service endpoints as it no longer has a grpc port
verifyServiceEndpoints(t, c, endpointsID, &pbcatalog.ServiceEndpoints{
Endpoints: []*pbcatalog.Endpoint{
{
TargetRef: api1.Id,
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "127.0.0.1", Ports: []string{"grpc"}},
{Host: "::1", Ports: []string{"grpc"}},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"grpc": {Port: 9090, Protocol: pbcatalog.Protocol_PROTOCOL_GRPC},
},
HealthStatus: pbcatalog.Health_HEALTH_PASSING,
},
},
})
// Remove the ::1 address from workload api1 which should result in recomputing endpoints
rtest.ResourceID(api1.Id).
WithData(t, &pbcatalog.Workload{
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "127.0.0.1"},
{Host: "172.17.1.1", Ports: []string{"mesh"}},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"mesh": {Port: 10000, Protocol: pbcatalog.Protocol_PROTOCOL_MESH},
"grpc": {Port: 9090, Protocol: pbcatalog.Protocol_PROTOCOL_GRPC},
},
Identity: "api",
}).
Write(t, c)
// Verify that api-1 had its addresses modified appropriately
verifyServiceEndpoints(t, c, endpointsID, &pbcatalog.ServiceEndpoints{
Endpoints: []*pbcatalog.Endpoint{
{
TargetRef: api1.Id,
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "127.0.0.1", Ports: []string{"grpc"}},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"grpc": {Port: 9090, Protocol: pbcatalog.Protocol_PROTOCOL_GRPC},
},
HealthStatus: pbcatalog.Health_HEALTH_PASSING,
},
},
})
// Add a failing health status to the api1 workload to force recomputation of endpoints
setHealthStatus(t, c, api1.Id, "api-failed", pbcatalog.Health_HEALTH_CRITICAL)
// Verify that api-1 within the endpoints has the expected health
verifyServiceEndpoints(t, c, endpointsID, &pbcatalog.ServiceEndpoints{
Endpoints: []*pbcatalog.Endpoint{
{
TargetRef: api1.Id,
Addresses: []*pbcatalog.WorkloadAddress{
{Host: "127.0.0.1", Ports: []string{"grpc"}},
},
Ports: map[string]*pbcatalog.WorkloadPort{
"grpc": {Port: 9090, Protocol: pbcatalog.Protocol_PROTOCOL_GRPC},
},
HealthStatus: pbcatalog.Health_HEALTH_CRITICAL,
},
},
})
// Move the service to being unmanaged. We should see the ServiceEndpoints being removed.
service = rtest.ResourceID(service.Id).
WithData(t, &pbcatalog.Service{
Ports: []*pbcatalog.ServicePort{{TargetPort: "grpc", Protocol: pbcatalog.Protocol_PROTOCOL_GRPC}},
}).
Write(t, c)
// Wait for the endpoints controller to inform us that the endpoints are not being managed
c.WaitForStatusCondition(t, service.Id, catalog.EndpointsStatusKey, catalog.EndpointsStatusConditionUnmanaged)
// Ensure that the managed endpoints were deleted
c.WaitForDeletion(t, endpointsID)
// Put the service back into managed mode.
service = rtest.ResourceID(service.Id).
WithData(t, &pbcatalog.Service{
Workloads: &pbcatalog.WorkloadSelector{Prefixes: []string{"api-"}},
Ports: []*pbcatalog.ServicePort{{TargetPort: "grpc", Protocol: pbcatalog.Protocol_PROTOCOL_GRPC}},
}).
Write(t, c)
// Wait for the service endpoints to be regenerated
c.WaitForStatusCondition(t, service.Id, catalog.EndpointsStatusKey, catalog.EndpointsStatusConditionManaged)
c.RequireResourceExists(t, endpointsID)
// Now delete the service and ensure that the endpoints eventually are deleted as well
c.MustDelete(t, service.Id)
c.WaitForDeletion(t, endpointsID)
}
func setHealthStatus(t *testing.T, client *rtest.Client, owner *pbresource.ID, name string, health pbcatalog.Health) *pbresource.Resource {
return rtest.Resource(catalog.HealthStatusV1Alpha1Type, name).
WithData(t, &pbcatalog.HealthStatus{
Type: "synthetic",
Status: health,
}).
WithOwner(owner).
Write(t, client)
}