356 lines
10 KiB
Go
356 lines
10 KiB
Go
package xds
|
|
|
|
import (
|
|
"log"
|
|
"os"
|
|
"path"
|
|
"sort"
|
|
"testing"
|
|
|
|
"github.com/mitchellh/copystructure"
|
|
|
|
"github.com/stretchr/testify/require"
|
|
|
|
envoy "github.com/envoyproxy/go-control-plane/envoy/api/v2"
|
|
"github.com/envoyproxy/go-control-plane/envoy/api/v2/core"
|
|
envoyendpoint "github.com/envoyproxy/go-control-plane/envoy/api/v2/endpoint"
|
|
"github.com/hashicorp/consul/agent/proxycfg"
|
|
"github.com/hashicorp/consul/agent/structs"
|
|
testinf "github.com/mitchellh/go-testing-interface"
|
|
)
|
|
|
|
func Test_makeLoadAssignment(t *testing.T) {
|
|
|
|
testCheckServiceNodes := structs.CheckServiceNodes{
|
|
structs.CheckServiceNode{
|
|
Node: &structs.Node{
|
|
ID: "node1-id",
|
|
Node: "node1",
|
|
Address: "10.10.10.10",
|
|
Datacenter: "dc1",
|
|
},
|
|
Service: &structs.NodeService{
|
|
Service: "web",
|
|
Port: 1234,
|
|
},
|
|
Checks: structs.HealthChecks{
|
|
&structs.HealthCheck{
|
|
Node: "node1",
|
|
CheckID: "serfHealth",
|
|
Status: "passing",
|
|
},
|
|
&structs.HealthCheck{
|
|
Node: "node1",
|
|
ServiceID: "web",
|
|
CheckID: "web:check",
|
|
Status: "passing",
|
|
},
|
|
},
|
|
},
|
|
structs.CheckServiceNode{
|
|
Node: &structs.Node{
|
|
ID: "node2-id",
|
|
Node: "node2",
|
|
Address: "10.10.10.20",
|
|
Datacenter: "dc1",
|
|
},
|
|
Service: &structs.NodeService{
|
|
Service: "web",
|
|
Port: 1234,
|
|
},
|
|
Checks: structs.HealthChecks{
|
|
&structs.HealthCheck{
|
|
Node: "node2",
|
|
CheckID: "serfHealth",
|
|
Status: "passing",
|
|
},
|
|
&structs.HealthCheck{
|
|
Node: "node2",
|
|
ServiceID: "web",
|
|
CheckID: "web:check",
|
|
Status: "passing",
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
testWeightedCheckServiceNodesRaw, err := copystructure.Copy(testCheckServiceNodes)
|
|
require.NoError(t, err)
|
|
testWeightedCheckServiceNodes := testWeightedCheckServiceNodesRaw.(structs.CheckServiceNodes)
|
|
|
|
testWeightedCheckServiceNodes[0].Service.Weights = &structs.Weights{
|
|
Passing: 10,
|
|
Warning: 1,
|
|
}
|
|
testWeightedCheckServiceNodes[1].Service.Weights = &structs.Weights{
|
|
Passing: 5,
|
|
Warning: 0,
|
|
}
|
|
|
|
testWarningCheckServiceNodesRaw, err := copystructure.Copy(testWeightedCheckServiceNodes)
|
|
require.NoError(t, err)
|
|
testWarningCheckServiceNodes := testWarningCheckServiceNodesRaw.(structs.CheckServiceNodes)
|
|
|
|
testWarningCheckServiceNodes[0].Checks[0].Status = "warning"
|
|
testWarningCheckServiceNodes[1].Checks[0].Status = "warning"
|
|
|
|
// TODO(rb): test onlypassing
|
|
tests := []struct {
|
|
name string
|
|
clusterName string
|
|
overprovisioningFactor int
|
|
endpoints []loadAssignmentEndpointGroup
|
|
want *envoy.ClusterLoadAssignment
|
|
}{
|
|
{
|
|
name: "no instances",
|
|
clusterName: "service:test",
|
|
endpoints: []loadAssignmentEndpointGroup{
|
|
{Endpoints: nil},
|
|
},
|
|
want: &envoy.ClusterLoadAssignment{
|
|
ClusterName: "service:test",
|
|
Endpoints: []envoyendpoint.LocalityLbEndpoints{{
|
|
LbEndpoints: []envoyendpoint.LbEndpoint{},
|
|
}},
|
|
},
|
|
},
|
|
{
|
|
name: "instances, no weights",
|
|
clusterName: "service:test",
|
|
endpoints: []loadAssignmentEndpointGroup{
|
|
{Endpoints: testCheckServiceNodes},
|
|
},
|
|
want: &envoy.ClusterLoadAssignment{
|
|
ClusterName: "service:test",
|
|
Endpoints: []envoyendpoint.LocalityLbEndpoints{{
|
|
LbEndpoints: []envoyendpoint.LbEndpoint{
|
|
envoyendpoint.LbEndpoint{
|
|
HostIdentifier: &envoyendpoint.LbEndpoint_Endpoint{
|
|
Endpoint: &envoyendpoint.Endpoint{
|
|
Address: makeAddressPtr("10.10.10.10", 1234),
|
|
}},
|
|
HealthStatus: core.HealthStatus_HEALTHY,
|
|
LoadBalancingWeight: makeUint32Value(1),
|
|
},
|
|
envoyendpoint.LbEndpoint{
|
|
HostIdentifier: &envoyendpoint.LbEndpoint_Endpoint{
|
|
Endpoint: &envoyendpoint.Endpoint{
|
|
Address: makeAddressPtr("10.10.10.20", 1234),
|
|
}},
|
|
HealthStatus: core.HealthStatus_HEALTHY,
|
|
LoadBalancingWeight: makeUint32Value(1),
|
|
},
|
|
},
|
|
}},
|
|
},
|
|
},
|
|
{
|
|
name: "instances, healthy weights",
|
|
clusterName: "service:test",
|
|
endpoints: []loadAssignmentEndpointGroup{
|
|
{Endpoints: testWeightedCheckServiceNodes},
|
|
},
|
|
want: &envoy.ClusterLoadAssignment{
|
|
ClusterName: "service:test",
|
|
Endpoints: []envoyendpoint.LocalityLbEndpoints{{
|
|
LbEndpoints: []envoyendpoint.LbEndpoint{
|
|
envoyendpoint.LbEndpoint{
|
|
HostIdentifier: &envoyendpoint.LbEndpoint_Endpoint{
|
|
Endpoint: &envoyendpoint.Endpoint{
|
|
Address: makeAddressPtr("10.10.10.10", 1234),
|
|
}},
|
|
HealthStatus: core.HealthStatus_HEALTHY,
|
|
LoadBalancingWeight: makeUint32Value(10),
|
|
},
|
|
envoyendpoint.LbEndpoint{
|
|
HostIdentifier: &envoyendpoint.LbEndpoint_Endpoint{
|
|
Endpoint: &envoyendpoint.Endpoint{
|
|
Address: makeAddressPtr("10.10.10.20", 1234),
|
|
}},
|
|
HealthStatus: core.HealthStatus_HEALTHY,
|
|
LoadBalancingWeight: makeUint32Value(5),
|
|
},
|
|
},
|
|
}},
|
|
},
|
|
},
|
|
{
|
|
name: "instances, warning weights",
|
|
clusterName: "service:test",
|
|
endpoints: []loadAssignmentEndpointGroup{
|
|
{Endpoints: testWarningCheckServiceNodes},
|
|
},
|
|
want: &envoy.ClusterLoadAssignment{
|
|
ClusterName: "service:test",
|
|
Endpoints: []envoyendpoint.LocalityLbEndpoints{{
|
|
LbEndpoints: []envoyendpoint.LbEndpoint{
|
|
envoyendpoint.LbEndpoint{
|
|
HostIdentifier: &envoyendpoint.LbEndpoint_Endpoint{
|
|
Endpoint: &envoyendpoint.Endpoint{
|
|
Address: makeAddressPtr("10.10.10.10", 1234),
|
|
}},
|
|
HealthStatus: core.HealthStatus_HEALTHY,
|
|
LoadBalancingWeight: makeUint32Value(1),
|
|
},
|
|
envoyendpoint.LbEndpoint{
|
|
HostIdentifier: &envoyendpoint.LbEndpoint_Endpoint{
|
|
Endpoint: &envoyendpoint.Endpoint{
|
|
Address: makeAddressPtr("10.10.10.20", 1234),
|
|
}},
|
|
HealthStatus: core.HealthStatus_UNHEALTHY,
|
|
LoadBalancingWeight: makeUint32Value(1),
|
|
},
|
|
},
|
|
}},
|
|
},
|
|
},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
got := makeLoadAssignment(
|
|
tt.clusterName,
|
|
tt.overprovisioningFactor,
|
|
tt.endpoints,
|
|
"dc1",
|
|
)
|
|
require.Equal(t, tt.want, got)
|
|
})
|
|
}
|
|
}
|
|
|
|
func Test_endpointsFromSnapshot(t *testing.T) {
|
|
|
|
tests := []struct {
|
|
name string
|
|
create func(t testinf.T) *proxycfg.ConfigSnapshot
|
|
// Setup is called before the test starts. It is passed the snapshot from
|
|
// create func and is allowed to modify it in any way to setup the
|
|
// test input.
|
|
setup func(snap *proxycfg.ConfigSnapshot)
|
|
overrideGoldenName string
|
|
}{
|
|
{
|
|
name: "defaults",
|
|
create: proxycfg.TestConfigSnapshot,
|
|
setup: nil, // Default snapshot
|
|
},
|
|
{
|
|
name: "mesh-gateway",
|
|
create: proxycfg.TestConfigSnapshotMeshGateway,
|
|
setup: nil,
|
|
},
|
|
{
|
|
name: "connect-proxy-with-chain",
|
|
create: proxycfg.TestConfigSnapshotDiscoveryChain,
|
|
setup: nil,
|
|
},
|
|
{
|
|
name: "connect-proxy-with-chain-and-failover",
|
|
create: proxycfg.TestConfigSnapshotDiscoveryChainWithFailover,
|
|
setup: nil,
|
|
},
|
|
{
|
|
name: "connect-proxy-with-chain-and-sliding-failover",
|
|
create: proxycfg.TestConfigSnapshotDiscoveryChainWithFailover,
|
|
setup: func(snap *proxycfg.ConfigSnapshot) {
|
|
chain := snap.ConnectProxy.DiscoveryChain["db"]
|
|
|
|
dbTarget := structs.DiscoveryTarget{
|
|
Service: "db",
|
|
Namespace: "default",
|
|
Datacenter: "dc1",
|
|
}
|
|
dbResolverNode := chain.GroupResolverNodes[dbTarget]
|
|
|
|
groupResolverFailover := dbResolverNode.GroupResolver.Failover
|
|
|
|
groupResolverFailover.Definition.OverprovisioningFactor = 160
|
|
},
|
|
},
|
|
{
|
|
name: "splitter-with-resolver-redirect",
|
|
create: proxycfg.TestConfigSnapshotDiscoveryChain_SplitterWithResolverRedirectMultiDC,
|
|
setup: nil,
|
|
},
|
|
{
|
|
name: "mesh-gateway-service-subsets",
|
|
create: proxycfg.TestConfigSnapshotMeshGateway,
|
|
setup: func(snap *proxycfg.ConfigSnapshot) {
|
|
snap.MeshGateway.ServiceResolvers = map[string]*structs.ServiceResolverConfigEntry{
|
|
"bar": &structs.ServiceResolverConfigEntry{
|
|
Kind: structs.ServiceResolver,
|
|
Name: "bar",
|
|
Subsets: map[string]structs.ServiceResolverSubset{
|
|
"v1": structs.ServiceResolverSubset{
|
|
Filter: "Service.Meta.version == 1",
|
|
},
|
|
"v2": structs.ServiceResolverSubset{
|
|
Filter: "Service.Meta.version == 2",
|
|
OnlyPassing: true,
|
|
},
|
|
},
|
|
},
|
|
"foo": &structs.ServiceResolverConfigEntry{
|
|
Kind: structs.ServiceResolver,
|
|
Name: "foo",
|
|
Subsets: map[string]structs.ServiceResolverSubset{
|
|
"v1": structs.ServiceResolverSubset{
|
|
Filter: "Service.Meta.version == 1",
|
|
},
|
|
"v2": structs.ServiceResolverSubset{
|
|
Filter: "Service.Meta.version == 2",
|
|
OnlyPassing: true,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
require := require.New(t)
|
|
|
|
// Sanity check default with no overrides first
|
|
snap := tt.create(t)
|
|
|
|
// We need to replace the TLS certs with deterministic ones to make golden
|
|
// files workable. Note we don't update these otherwise they'd change
|
|
// golden files for every test case and so not be any use!
|
|
if snap.ConnectProxy.Leaf != nil {
|
|
snap.ConnectProxy.Leaf.CertPEM = golden(t, "test-leaf-cert", "")
|
|
snap.ConnectProxy.Leaf.PrivateKeyPEM = golden(t, "test-leaf-key", "")
|
|
}
|
|
if snap.Roots != nil {
|
|
snap.Roots.Roots[0].RootCert = golden(t, "test-root-cert", "")
|
|
}
|
|
|
|
if tt.setup != nil {
|
|
tt.setup(snap)
|
|
}
|
|
|
|
// Need server just for logger dependency
|
|
s := Server{Logger: log.New(os.Stderr, "", log.LstdFlags)}
|
|
|
|
endpoints, err := s.endpointsFromSnapshot(snap, "my-token")
|
|
sort.Slice(endpoints, func(i, j int) bool {
|
|
return endpoints[i].(*envoy.ClusterLoadAssignment).ClusterName < endpoints[j].(*envoy.ClusterLoadAssignment).ClusterName
|
|
})
|
|
require.NoError(err)
|
|
r, err := createResponse(EndpointType, "00000001", "00000001", endpoints)
|
|
require.NoError(err)
|
|
|
|
gotJSON := responseToJSON(t, r)
|
|
|
|
gName := tt.name
|
|
if tt.overrideGoldenName != "" {
|
|
gName = tt.overrideGoldenName
|
|
}
|
|
|
|
require.JSONEq(golden(t, path.Join("endpoints", gName), gotJSON), gotJSON)
|
|
})
|
|
}
|
|
}
|