mirror of https://github.com/hashicorp/consul
576 lines
19 KiB
Go
576 lines
19 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: BUSL-1.1
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package xds
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import (
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"path/filepath"
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"sort"
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"testing"
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envoy_core_v3 "github.com/envoyproxy/go-control-plane/envoy/config/core/v3"
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envoy_endpoint_v3 "github.com/envoyproxy/go-control-plane/envoy/config/endpoint/v3"
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"github.com/hashicorp/consul/agent/proxycfg"
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"github.com/hashicorp/consul/agent/structs"
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"github.com/hashicorp/consul/agent/xds/proxystateconverter"
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"github.com/hashicorp/consul/agent/xds/response"
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"github.com/hashicorp/consul/agent/xds/testcommon"
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"github.com/hashicorp/consul/agent/xdsv2"
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"github.com/hashicorp/consul/envoyextensions/xdscommon"
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"github.com/hashicorp/consul/sdk/testutil"
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"github.com/hashicorp/go-hclog"
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"github.com/mitchellh/copystructure"
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testinf "github.com/mitchellh/go-testing-interface"
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"github.com/stretchr/testify/require"
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)
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func Test_makeLoadAssignment(t *testing.T) {
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testCheckServiceNodes := structs.CheckServiceNodes{
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structs.CheckServiceNode{
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Node: &structs.Node{
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ID: "node1-id",
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Node: "node1",
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Address: "10.10.10.10",
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Datacenter: "dc1",
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},
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Service: &structs.NodeService{
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Service: "web",
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Port: 1234,
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},
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Checks: structs.HealthChecks{
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&structs.HealthCheck{
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Node: "node1",
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CheckID: "serfHealth",
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Status: "passing",
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},
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&structs.HealthCheck{
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Node: "node1",
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ServiceID: "web",
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CheckID: "web:check",
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Status: "passing",
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},
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},
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},
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structs.CheckServiceNode{
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Node: &structs.Node{
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ID: "node2-id",
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Node: "node2",
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Address: "10.10.10.20",
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Datacenter: "dc1",
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},
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Service: &structs.NodeService{
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Service: "web",
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Port: 1234,
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},
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Checks: structs.HealthChecks{
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&structs.HealthCheck{
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Node: "node2",
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CheckID: "serfHealth",
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Status: "passing",
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},
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&structs.HealthCheck{
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Node: "node2",
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ServiceID: "web",
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CheckID: "web:check",
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Status: "passing",
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},
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},
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},
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}
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testWeightedCheckServiceNodesRaw, err := copystructure.Copy(testCheckServiceNodes)
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require.NoError(t, err)
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testWeightedCheckServiceNodes := testWeightedCheckServiceNodesRaw.(structs.CheckServiceNodes)
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testWeightedCheckServiceNodes[0].Service.Weights = &structs.Weights{
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Passing: 10,
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Warning: 1,
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}
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testWeightedCheckServiceNodes[1].Service.Weights = &structs.Weights{
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Passing: 5,
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Warning: 0,
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}
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testWarningCheckServiceNodesRaw, err := copystructure.Copy(testWeightedCheckServiceNodes)
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require.NoError(t, err)
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testWarningCheckServiceNodes := testWarningCheckServiceNodesRaw.(structs.CheckServiceNodes)
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testWarningCheckServiceNodes[0].Checks[0].Status = "warning"
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testWarningCheckServiceNodes[1].Checks[0].Status = "warning"
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// TODO(rb): test onlypassing
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tests := []struct {
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name string
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clusterName string
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locality *structs.Locality
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endpoints []loadAssignmentEndpointGroup
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want *envoy_endpoint_v3.ClusterLoadAssignment
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}{
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{
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name: "no instances",
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clusterName: "service:test",
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endpoints: []loadAssignmentEndpointGroup{
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{Endpoints: nil},
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},
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want: &envoy_endpoint_v3.ClusterLoadAssignment{
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ClusterName: "service:test",
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Endpoints: []*envoy_endpoint_v3.LocalityLbEndpoints{{
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LbEndpoints: []*envoy_endpoint_v3.LbEndpoint{},
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}},
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},
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},
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{
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name: "instances, no weights",
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clusterName: "service:test",
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endpoints: []loadAssignmentEndpointGroup{
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{Endpoints: testCheckServiceNodes},
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},
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want: &envoy_endpoint_v3.ClusterLoadAssignment{
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ClusterName: "service:test",
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Endpoints: []*envoy_endpoint_v3.LocalityLbEndpoints{{
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LbEndpoints: []*envoy_endpoint_v3.LbEndpoint{
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{
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HostIdentifier: &envoy_endpoint_v3.LbEndpoint_Endpoint{
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Endpoint: &envoy_endpoint_v3.Endpoint{
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Address: response.MakeAddress("10.10.10.10", 1234),
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}},
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HealthStatus: envoy_core_v3.HealthStatus_HEALTHY,
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LoadBalancingWeight: response.MakeUint32Value(1),
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},
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{
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HostIdentifier: &envoy_endpoint_v3.LbEndpoint_Endpoint{
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Endpoint: &envoy_endpoint_v3.Endpoint{
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Address: response.MakeAddress("10.10.10.20", 1234),
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}},
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HealthStatus: envoy_core_v3.HealthStatus_HEALTHY,
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LoadBalancingWeight: response.MakeUint32Value(1),
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},
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},
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}},
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},
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},
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{
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name: "instances, healthy weights",
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clusterName: "service:test",
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endpoints: []loadAssignmentEndpointGroup{
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{Endpoints: testWeightedCheckServiceNodes},
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},
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want: &envoy_endpoint_v3.ClusterLoadAssignment{
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ClusterName: "service:test",
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Endpoints: []*envoy_endpoint_v3.LocalityLbEndpoints{{
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LbEndpoints: []*envoy_endpoint_v3.LbEndpoint{
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{
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HostIdentifier: &envoy_endpoint_v3.LbEndpoint_Endpoint{
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Endpoint: &envoy_endpoint_v3.Endpoint{
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Address: response.MakeAddress("10.10.10.10", 1234),
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}},
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HealthStatus: envoy_core_v3.HealthStatus_HEALTHY,
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LoadBalancingWeight: response.MakeUint32Value(10),
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},
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{
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HostIdentifier: &envoy_endpoint_v3.LbEndpoint_Endpoint{
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Endpoint: &envoy_endpoint_v3.Endpoint{
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Address: response.MakeAddress("10.10.10.20", 1234),
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}},
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HealthStatus: envoy_core_v3.HealthStatus_HEALTHY,
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LoadBalancingWeight: response.MakeUint32Value(5),
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},
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},
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}},
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},
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},
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{
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name: "instances, warning weights",
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clusterName: "service:test",
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endpoints: []loadAssignmentEndpointGroup{
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{Endpoints: testWarningCheckServiceNodes},
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},
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want: &envoy_endpoint_v3.ClusterLoadAssignment{
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ClusterName: "service:test",
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Endpoints: []*envoy_endpoint_v3.LocalityLbEndpoints{{
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LbEndpoints: []*envoy_endpoint_v3.LbEndpoint{
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{
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HostIdentifier: &envoy_endpoint_v3.LbEndpoint_Endpoint{
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Endpoint: &envoy_endpoint_v3.Endpoint{
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Address: response.MakeAddress("10.10.10.10", 1234),
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}},
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HealthStatus: envoy_core_v3.HealthStatus_HEALTHY,
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LoadBalancingWeight: response.MakeUint32Value(1),
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},
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{
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HostIdentifier: &envoy_endpoint_v3.LbEndpoint_Endpoint{
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Endpoint: &envoy_endpoint_v3.Endpoint{
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Address: response.MakeAddress("10.10.10.20", 1234),
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}},
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HealthStatus: envoy_core_v3.HealthStatus_UNHEALTHY,
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LoadBalancingWeight: response.MakeUint32Value(1),
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},
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},
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}},
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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got := makeLoadAssignment(
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hclog.NewNullLogger(),
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&proxycfg.ConfigSnapshot{ServiceLocality: tt.locality},
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tt.clusterName,
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nil,
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tt.endpoints,
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proxycfg.GatewayKey{Datacenter: "dc1"},
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)
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require.Equal(t, tt.want, got)
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if tt.locality == nil {
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got := makeLoadAssignment(
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hclog.NewNullLogger(),
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&proxycfg.ConfigSnapshot{ServiceLocality: &structs.Locality{Region: "us-west-1", Zone: "us-west-1a"}},
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tt.clusterName,
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nil,
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tt.endpoints,
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proxycfg.GatewayKey{Datacenter: "dc1"},
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)
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require.Equal(t, tt.want, got)
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}
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})
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}
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}
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type endpointTestCase struct {
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name string
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create func(t testinf.T) *proxycfg.ConfigSnapshot
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overrideGoldenName string
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alsoRunTestForV2 bool
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}
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func TestEndpointsFromSnapshot(t *testing.T) {
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// TODO: we should move all of these to TestAllResourcesFromSnapshot
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// eventually to test all of the xDS types at once with the same input,
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// just as it would be triggered by our xDS server.
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if testing.Short() {
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t.Skip("too slow for testing.Short")
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}
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tests := []endpointTestCase{
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{
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name: "mesh-gateway",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotMeshGateway(t, "default", nil, nil)
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},
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// TODO(proxystate): mesh gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "mesh-gateway-using-federation-states",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotMeshGateway(t, "federation-states", nil, nil)
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},
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// TODO(proxystate): mesh gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "mesh-gateway-newer-information-in-federation-states",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotMeshGateway(t, "newer-info-in-federation-states", nil, nil)
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},
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// TODO(proxystate): mesh gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "mesh-gateway-using-federation-control-plane",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotMeshGateway(t, "mesh-gateway-federation", nil, nil)
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},
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// TODO(proxystate): mesh gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "mesh-gateway-older-information-in-federation-states",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotMeshGateway(t, "older-info-in-federation-states", nil, nil)
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},
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// TODO(proxystate): mesh gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "mesh-gateway-no-services",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotMeshGateway(t, "no-services", nil, nil)
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},
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// TODO(proxystate): mesh gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "mesh-gateway-service-subsets",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotMeshGateway(t, "service-subsets2", nil, nil)
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},
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// TODO(proxystate): mesh gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "mesh-gateway-default-service-subset",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotMeshGateway(t, "default-service-subsets2", nil, nil)
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},
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// TODO(proxystate): mesh gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-gateway",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"default", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-gateway-nil-config-entry",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway_NilConfigEntry(t)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-gateway-no-services",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, false, "tcp",
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"default", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-with-chain",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"simple", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-with-chain-external-sni",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"external-sni", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-with-chain-and-failover",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"failover", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-with-chain-and-failover-to-cluster-peer",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"failover-to-cluster-peer", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-with-tcp-chain-failover-through-remote-gateway",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"failover-through-remote-gateway", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-with-tcp-chain-failover-through-remote-gateway-triggered",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"failover-through-remote-gateway-triggered", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-with-tcp-chain-double-failover-through-remote-gateway",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"failover-through-double-remote-gateway", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-with-tcp-chain-double-failover-through-remote-gateway-triggered",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"failover-through-double-remote-gateway-triggered", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-with-tcp-chain-failover-through-local-gateway",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"failover-through-local-gateway", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-with-tcp-chain-failover-through-local-gateway-triggered",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"failover-through-local-gateway-triggered", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-with-tcp-chain-double-failover-through-local-gateway",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"failover-through-double-local-gateway", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-with-tcp-chain-double-failover-through-local-gateway-triggered",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "tcp",
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"failover-through-double-local-gateway-triggered", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "ingress-splitter-with-resolver-redirect",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotIngressGateway(t, true, "http",
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"splitter-with-resolver-redirect-multidc", nil, nil, nil)
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},
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// TODO(proxystate): ingress gateway will come at a later time
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alsoRunTestForV2: false,
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},
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{
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name: "terminating-gateway",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotTerminatingGateway(t, true, nil, nil)
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},
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// TODO(proxystate): terminating gateway will come at a later time
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alsoRunTestForV2: false,
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},
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|
{
|
|
name: "terminating-gateway-no-services",
|
|
create: func(t testinf.T) *proxycfg.ConfigSnapshot {
|
|
return proxycfg.TestConfigSnapshotTerminatingGateway(t, false, nil, nil)
|
|
},
|
|
// TODO(proxystate): terminating gateway will come at a later time
|
|
alsoRunTestForV2: false,
|
|
},
|
|
{
|
|
name: "terminating-gateway-service-subsets",
|
|
create: proxycfg.TestConfigSnapshotTerminatingGatewayServiceSubsets,
|
|
// TODO(proxystate): terminating gateway will come at a later time
|
|
alsoRunTestForV2: false,
|
|
},
|
|
{
|
|
name: "terminating-gateway-default-service-subset",
|
|
create: proxycfg.TestConfigSnapshotTerminatingGatewayDefaultServiceSubset,
|
|
// TODO(proxystate): terminating gateway will come at a later time
|
|
alsoRunTestForV2: false,
|
|
},
|
|
{
|
|
name: "ingress-multiple-listeners-duplicate-service",
|
|
create: proxycfg.TestConfigSnapshotIngress_MultipleListenersDuplicateService,
|
|
// TODO(proxystate): ingress gateway will come at a later time
|
|
alsoRunTestForV2: false,
|
|
},
|
|
}
|
|
|
|
latestEnvoyVersion := xdscommon.EnvoyVersions[0]
|
|
for _, envoyVersion := range xdscommon.EnvoyVersions {
|
|
sf, err := xdscommon.DetermineSupportedProxyFeaturesFromString(envoyVersion)
|
|
require.NoError(t, err)
|
|
t.Run("envoy-"+envoyVersion, func(t *testing.T) {
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.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!
|
|
testcommon.SetupTLSRootsAndLeaf(t, snap)
|
|
|
|
// Need server just for logger dependency
|
|
g := NewResourceGenerator(testutil.Logger(t), nil, false)
|
|
g.ProxyFeatures = sf
|
|
|
|
endpoints, err := g.endpointsFromSnapshot(snap)
|
|
require.NoError(t, err)
|
|
|
|
sort.Slice(endpoints, func(i, j int) bool {
|
|
return endpoints[i].(*envoy_endpoint_v3.ClusterLoadAssignment).ClusterName < endpoints[j].(*envoy_endpoint_v3.ClusterLoadAssignment).ClusterName
|
|
})
|
|
r, err := response.CreateResponse(xdscommon.EndpointType, "00000001", "00000001", endpoints)
|
|
require.NoError(t, err)
|
|
|
|
t.Run("current-xdsv1", func(t *testing.T) {
|
|
gotJSON := protoToJSON(t, r)
|
|
|
|
gName := tt.name
|
|
if tt.overrideGoldenName != "" {
|
|
gName = tt.overrideGoldenName
|
|
}
|
|
|
|
require.JSONEq(t, goldenEnvoy(t, filepath.Join("endpoints", gName), envoyVersion, latestEnvoyVersion, gotJSON), gotJSON)
|
|
})
|
|
|
|
if tt.alsoRunTestForV2 {
|
|
generator := xdsv2.NewResourceGenerator(testutil.Logger(t))
|
|
|
|
converter := proxystateconverter.NewConverter(testutil.Logger(t), &mockCfgFetcher{addressLan: "10.10.10.10"})
|
|
proxyState, err := converter.ProxyStateFromSnapshot(snap)
|
|
require.NoError(t, err)
|
|
|
|
res, err := generator.AllResourcesFromIR(proxyState)
|
|
require.NoError(t, err)
|
|
|
|
endpoints = res[xdscommon.EndpointType]
|
|
// The order of listeners returned via LDS isn't relevant, so it's safe
|
|
// to sort these for the purposes of test comparisons.
|
|
sort.Slice(endpoints, func(i, j int) bool {
|
|
return endpoints[i].(*envoy_endpoint_v3.ClusterLoadAssignment).ClusterName < endpoints[j].(*envoy_endpoint_v3.ClusterLoadAssignment).ClusterName
|
|
})
|
|
|
|
r, err := response.CreateResponse(xdscommon.EndpointType, "00000001", "00000001", endpoints)
|
|
require.NoError(t, err)
|
|
|
|
t.Run("current-xdsv2", func(t *testing.T) {
|
|
gotJSON := protoToJSON(t, r)
|
|
|
|
gName := tt.name
|
|
if tt.overrideGoldenName != "" {
|
|
gName = tt.overrideGoldenName
|
|
}
|
|
|
|
expectedJSON := goldenEnvoy(t, filepath.Join("endpoints", gName), envoyVersion, latestEnvoyVersion, gotJSON)
|
|
require.JSONEq(t, expectedJSON, gotJSON)
|
|
})
|
|
}
|
|
})
|
|
}
|
|
})
|
|
}
|
|
}
|