636 lines
19 KiB
Go
636 lines
19 KiB
Go
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/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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"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/proxysupport"
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"github.com/hashicorp/consul/lib/stringslice"
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"github.com/hashicorp/consul/sdk/testutil"
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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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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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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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tt.clusterName,
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tt.endpoints,
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"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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func TestEndpointsFromSnapshot(t *testing.T) {
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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 := []struct {
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name string
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create func(t testinf.T) *proxycfg.ConfigSnapshot
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// Setup is called before the test starts. It is passed the snapshot from
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// create func and is allowed to modify it in any way to setup the
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// test input.
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setup func(snap *proxycfg.ConfigSnapshot)
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overrideGoldenName string
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}{
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{
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name: "defaults",
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create: proxycfg.TestConfigSnapshot,
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setup: nil, // Default snapshot
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},
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{
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name: "mesh-gateway",
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create: proxycfg.TestConfigSnapshotMeshGateway,
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setup: nil,
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},
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{
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name: "mesh-gateway-using-federation-states",
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create: proxycfg.TestConfigSnapshotMeshGatewayUsingFederationStates,
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setup: nil,
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},
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{
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name: "mesh-gateway-no-services",
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create: proxycfg.TestConfigSnapshotMeshGatewayNoServices,
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},
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{
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name: "connect-proxy-with-chain",
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create: proxycfg.TestConfigSnapshotDiscoveryChain,
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setup: nil,
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},
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{
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name: "connect-proxy-with-chain-external-sni",
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create: proxycfg.TestConfigSnapshotDiscoveryChainExternalSNI,
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setup: nil,
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},
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{
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name: "connect-proxy-with-chain-and-overrides",
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create: proxycfg.TestConfigSnapshotDiscoveryChainWithOverrides,
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setup: nil,
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},
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{
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name: "connect-proxy-with-chain-and-failover",
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create: proxycfg.TestConfigSnapshotDiscoveryChainWithFailover,
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setup: nil,
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},
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{
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name: "connect-proxy-with-tcp-chain-failover-through-remote-gateway",
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create: proxycfg.TestConfigSnapshotDiscoveryChainWithFailoverThroughRemoteGateway,
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setup: nil,
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},
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{
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name: "connect-proxy-with-tcp-chain-failover-through-remote-gateway-triggered",
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create: proxycfg.TestConfigSnapshotDiscoveryChainWithFailoverThroughRemoteGatewayTriggered,
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setup: nil,
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},
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{
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name: "connect-proxy-with-tcp-chain-double-failover-through-remote-gateway",
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create: proxycfg.TestConfigSnapshotDiscoveryChainWithDoubleFailoverThroughRemoteGateway,
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setup: nil,
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},
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{
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name: "connect-proxy-with-tcp-chain-double-failover-through-remote-gateway-triggered",
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create: proxycfg.TestConfigSnapshotDiscoveryChainWithDoubleFailoverThroughRemoteGatewayTriggered,
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setup: nil,
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},
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{
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name: "connect-proxy-with-tcp-chain-failover-through-local-gateway",
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create: proxycfg.TestConfigSnapshotDiscoveryChainWithFailoverThroughLocalGateway,
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setup: nil,
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},
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{
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name: "connect-proxy-with-tcp-chain-failover-through-local-gateway-triggered",
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create: proxycfg.TestConfigSnapshotDiscoveryChainWithFailoverThroughLocalGatewayTriggered,
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setup: nil,
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},
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{
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name: "connect-proxy-with-tcp-chain-double-failover-through-local-gateway",
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create: proxycfg.TestConfigSnapshotDiscoveryChainWithDoubleFailoverThroughLocalGateway,
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setup: nil,
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},
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{
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name: "connect-proxy-with-tcp-chain-double-failover-through-local-gateway-triggered",
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create: proxycfg.TestConfigSnapshotDiscoveryChainWithDoubleFailoverThroughLocalGatewayTriggered,
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setup: nil,
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},
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{
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name: "connect-proxy-with-default-chain-and-custom-cluster",
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create: proxycfg.TestConfigSnapshotDiscoveryChainDefault,
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setup: func(snap *proxycfg.ConfigSnapshot) {
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snap.Proxy.Upstreams[0].Config["envoy_cluster_json"] =
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customAppClusterJSON(t, customClusterJSONOptions{
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Name: "myservice",
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})
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snap.ConnectProxy.UpstreamConfig = map[string]*structs.Upstream{
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"db": {
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Config: map[string]interface{}{
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"envoy_cluster_json": customAppClusterJSON(t, customClusterJSONOptions{
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Name: "myservice",
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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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{
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name: "splitter-with-resolver-redirect",
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create: proxycfg.TestConfigSnapshotDiscoveryChain_SplitterWithResolverRedirectMultiDC,
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setup: nil,
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},
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{
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name: "mesh-gateway-service-subsets",
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create: proxycfg.TestConfigSnapshotMeshGateway,
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setup: func(snap *proxycfg.ConfigSnapshot) {
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snap.MeshGateway.ServiceResolvers = map[structs.ServiceName]*structs.ServiceResolverConfigEntry{
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structs.NewServiceName("bar", nil): {
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Kind: structs.ServiceResolver,
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Name: "bar",
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Subsets: map[string]structs.ServiceResolverSubset{
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"v1": {
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Filter: "Service.Meta.version == 1",
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},
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"v2": {
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Filter: "Service.Meta.version == 2",
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OnlyPassing: true,
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},
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},
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},
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structs.NewServiceName("foo", nil): {
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Kind: structs.ServiceResolver,
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Name: "foo",
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Subsets: map[string]structs.ServiceResolverSubset{
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"v1": {
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Filter: "Service.Meta.version == 1",
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},
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"v2": {
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Filter: "Service.Meta.version == 2",
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OnlyPassing: true,
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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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{
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name: "mesh-gateway-default-service-subset",
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create: proxycfg.TestConfigSnapshotMeshGateway,
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setup: func(snap *proxycfg.ConfigSnapshot) {
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snap.MeshGateway.ServiceResolvers = map[structs.ServiceName]*structs.ServiceResolverConfigEntry{
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structs.NewServiceName("bar", nil): {
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Kind: structs.ServiceResolver,
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Name: "bar",
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DefaultSubset: "v2",
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Subsets: map[string]structs.ServiceResolverSubset{
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"v1": {
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Filter: "Service.Meta.version == 1",
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},
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"v2": {
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Filter: "Service.Meta.version == 2",
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OnlyPassing: true,
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},
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},
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},
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structs.NewServiceName("foo", nil): {
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Kind: structs.ServiceResolver,
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Name: "foo",
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DefaultSubset: "v2",
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Subsets: map[string]structs.ServiceResolverSubset{
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"v1": {
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Filter: "Service.Meta.version == 1",
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},
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"v2": {
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Filter: "Service.Meta.version == 2",
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OnlyPassing: true,
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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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{
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name: "ingress-gateway",
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create: proxycfg.TestConfigSnapshotIngressGateway,
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setup: nil,
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},
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{
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name: "ingress-gateway-no-services",
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create: proxycfg.TestConfigSnapshotIngressGatewayNoServices,
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setup: nil,
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},
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{
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name: "ingress-with-chain",
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create: proxycfg.TestConfigSnapshotIngress,
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setup: nil,
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},
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{
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name: "ingress-with-chain-external-sni",
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create: proxycfg.TestConfigSnapshotIngressExternalSNI,
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setup: nil,
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},
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{
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name: "ingress-with-chain-and-overrides",
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create: proxycfg.TestConfigSnapshotIngressWithOverrides,
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setup: nil,
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},
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{
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name: "ingress-with-chain-and-failover",
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create: proxycfg.TestConfigSnapshotIngressWithFailover,
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setup: nil,
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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: proxycfg.TestConfigSnapshotIngressWithFailoverThroughRemoteGateway,
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setup: nil,
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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: proxycfg.TestConfigSnapshotIngressWithFailoverThroughRemoteGatewayTriggered,
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setup: nil,
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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: proxycfg.TestConfigSnapshotIngressWithDoubleFailoverThroughRemoteGateway,
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setup: nil,
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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: proxycfg.TestConfigSnapshotIngressWithDoubleFailoverThroughRemoteGatewayTriggered,
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setup: nil,
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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: proxycfg.TestConfigSnapshotIngressWithFailoverThroughLocalGateway,
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setup: nil,
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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: proxycfg.TestConfigSnapshotIngressWithFailoverThroughLocalGatewayTriggered,
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setup: nil,
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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: proxycfg.TestConfigSnapshotIngressWithDoubleFailoverThroughLocalGateway,
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setup: nil,
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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: proxycfg.TestConfigSnapshotIngressWithDoubleFailoverThroughLocalGatewayTriggered,
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setup: nil,
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},
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{
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name: "ingress-splitter-with-resolver-redirect",
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create: proxycfg.TestConfigSnapshotIngress_SplitterWithResolverRedirectMultiDC,
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setup: nil,
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},
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{
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name: "terminating-gateway",
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create: proxycfg.TestConfigSnapshotTerminatingGateway,
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setup: nil,
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},
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{
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name: "terminating-gateway-no-services",
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create: proxycfg.TestConfigSnapshotTerminatingGatewayNoServices,
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setup: nil,
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},
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{
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name: "terminating-gateway-service-subsets",
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create: proxycfg.TestConfigSnapshotTerminatingGateway,
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setup: func(snap *proxycfg.ConfigSnapshot) {
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snap.TerminatingGateway.ServiceResolvers = map[structs.ServiceName]*structs.ServiceResolverConfigEntry{
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structs.NewServiceName("web", nil): {
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Kind: structs.ServiceResolver,
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Name: "web",
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Subsets: map[string]structs.ServiceResolverSubset{
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"v1": {
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Filter: "Service.Meta.version == 1",
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},
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"v2": {
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Filter: "Service.Meta.version == 2",
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OnlyPassing: true,
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},
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},
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},
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structs.NewServiceName("web", nil): {
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Kind: structs.ServiceResolver,
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Name: "web",
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Subsets: map[string]structs.ServiceResolverSubset{
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"v1": {
|
|
Filter: "Service.Meta.version == 1",
|
|
},
|
|
"v2": {
|
|
Filter: "Service.Meta.version == 2",
|
|
OnlyPassing: true,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
},
|
|
},
|
|
{
|
|
name: "terminating-gateway-default-service-subset",
|
|
create: proxycfg.TestConfigSnapshotTerminatingGateway,
|
|
setup: func(snap *proxycfg.ConfigSnapshot) {
|
|
snap.TerminatingGateway.ServiceResolvers = map[structs.ServiceName]*structs.ServiceResolverConfigEntry{
|
|
structs.NewServiceName("web", nil): {
|
|
Kind: structs.ServiceResolver,
|
|
Name: "web",
|
|
DefaultSubset: "v2",
|
|
Subsets: map[string]structs.ServiceResolverSubset{
|
|
"v1": {
|
|
Filter: "Service.Meta.version == 1",
|
|
},
|
|
"v2": {
|
|
Filter: "Service.Meta.version == 2",
|
|
OnlyPassing: true,
|
|
},
|
|
},
|
|
},
|
|
structs.NewServiceName("web", nil): {
|
|
Kind: structs.ServiceResolver,
|
|
Name: "web",
|
|
DefaultSubset: "v2",
|
|
Subsets: map[string]structs.ServiceResolverSubset{
|
|
"v1": {
|
|
Filter: "Service.Meta.version == 1",
|
|
},
|
|
"v2": {
|
|
Filter: "Service.Meta.version == 2",
|
|
OnlyPassing: true,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
},
|
|
},
|
|
{
|
|
name: "ingress-multiple-listeners-duplicate-service",
|
|
create: proxycfg.TestConfigSnapshotIngress_MultipleListenersDuplicateService,
|
|
setup: nil,
|
|
},
|
|
}
|
|
|
|
latestEnvoyVersion := proxysupport.EnvoyVersions[0]
|
|
latestEnvoyVersion_v2 := proxysupport.EnvoyVersionsV2[0]
|
|
for _, envoyVersion := range proxysupport.EnvoyVersions {
|
|
sf, err := 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!
|
|
setupTLSRootsAndLeaf(t, snap)
|
|
|
|
if tt.setup != nil {
|
|
tt.setup(snap)
|
|
}
|
|
|
|
// Need server just for logger dependency
|
|
g := newResourceGenerator(testutil.Logger(t), nil, 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 := createResponse(EndpointType, "00000001", "00000001", endpoints)
|
|
require.NoError(t, err)
|
|
|
|
t.Run("current", 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)
|
|
})
|
|
|
|
t.Run("v2-compat", func(t *testing.T) {
|
|
if !stringslice.Contains(proxysupport.EnvoyVersionsV2, envoyVersion) {
|
|
t.Skip()
|
|
}
|
|
respV2, err := convertDiscoveryResponseToV2(r)
|
|
require.NoError(t, err)
|
|
|
|
gotJSON := protoToJSON(t, respV2)
|
|
|
|
gName := tt.name
|
|
if tt.overrideGoldenName != "" {
|
|
gName = tt.overrideGoldenName
|
|
}
|
|
|
|
gName += ".v2compat"
|
|
|
|
require.JSONEq(t, goldenEnvoy(t, filepath.Join("endpoints", gName), envoyVersion, latestEnvoyVersion_v2, gotJSON), gotJSON)
|
|
})
|
|
})
|
|
}
|
|
})
|
|
}
|
|
}
|