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consul/agent/xds/xds_protocol_helpers_test.go

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package xds
import (
"sort"
"sync"
"testing"
"time"
"github.com/hashicorp/consul/agent/connect"
"github.com/hashicorp/consul/agent/grpc-external/limiter"
"github.com/hashicorp/consul/envoyextensions/xdscommon"
envoy_cluster_v3 "github.com/envoyproxy/go-control-plane/envoy/config/cluster/v3"
envoy_core_v3 "github.com/envoyproxy/go-control-plane/envoy/config/core/v3"
envoy_endpoint_v3 "github.com/envoyproxy/go-control-plane/envoy/config/endpoint/v3"
envoy_listener_v3 "github.com/envoyproxy/go-control-plane/envoy/config/listener/v3"
envoy_rbac_v3 "github.com/envoyproxy/go-control-plane/envoy/config/rbac/v3"
envoy_route_v3 "github.com/envoyproxy/go-control-plane/envoy/config/route/v3"
envoy_http_router_v3 "github.com/envoyproxy/go-control-plane/envoy/extensions/filters/http/router/v3"
envoy_http_v3 "github.com/envoyproxy/go-control-plane/envoy/extensions/filters/network/http_connection_manager/v3"
envoy_network_rbac_v3 "github.com/envoyproxy/go-control-plane/envoy/extensions/filters/network/rbac/v3"
envoy_tcp_proxy_v3 "github.com/envoyproxy/go-control-plane/envoy/extensions/filters/network/tcp_proxy/v3"
envoy_tls_v3 "github.com/envoyproxy/go-control-plane/envoy/extensions/transport_sockets/tls/v3"
envoy_upstreams_v3 "github.com/envoyproxy/go-control-plane/envoy/extensions/upstreams/http/v3"
envoy_discovery_v3 "github.com/envoyproxy/go-control-plane/envoy/service/discovery/v3"
envoy_type_v3 "github.com/envoyproxy/go-control-plane/envoy/type/v3"
"github.com/armon/go-metrics"
"github.com/mitchellh/copystructure"
"github.com/stretchr/testify/require"
"google.golang.org/protobuf/proto"
"google.golang.org/protobuf/types/known/anypb"
"google.golang.org/protobuf/types/known/durationpb"
"google.golang.org/protobuf/types/known/wrapperspb"
"github.com/hashicorp/consul/agent/proxycfg"
"github.com/hashicorp/consul/agent/structs"
"github.com/hashicorp/consul/sdk/testutil"
)
// NOTE: this file is a collection of test helper functions for testing xDS
// protocols.
func newTestSnapshot(
t *testing.T,
prevSnap *proxycfg.ConfigSnapshot,
dbServiceProtocol string,
additionalEntries ...structs.ConfigEntry,
) *proxycfg.ConfigSnapshot {
snap := proxycfg.TestConfigSnapshotDiscoveryChain(t, "default", nil, nil, additionalEntries...)
snap.ConnectProxy.PreparedQueryEndpoints = map[proxycfg.UpstreamID]structs.CheckServiceNodes{
UID("prepared_query:geo-cache"): proxycfg.TestPreparedQueryNodes(t, "geo-cache"),
}
if prevSnap != nil {
snap.Roots = prevSnap.Roots
snap.ConnectProxy.Leaf = prevSnap.ConnectProxy.Leaf
}
if dbServiceProtocol != "" {
// Simulate ServiceManager injection of protocol
snap.Proxy.Upstreams[0].Config["protocol"] = dbServiceProtocol
snap.ConnectProxy.ConfigSnapshotUpstreams.UpstreamConfig = proxycfg.UpstreamsToMap(snap.Proxy.Upstreams)
}
return snap
}
// testManager is a mock of proxycfg.Manager that's simpler to control for
// testing. It also implements ConnectAuthz to allow control over authorization.
type testManager struct {
sync.Mutex
stateChans map[structs.ServiceID]chan *proxycfg.ConfigSnapshot
drainChans map[structs.ServiceID]chan struct{}
cancels chan structs.ServiceID
}
func newTestManager(t *testing.T) *testManager {
return &testManager{
stateChans: map[structs.ServiceID]chan *proxycfg.ConfigSnapshot{},
drainChans: map[structs.ServiceID]chan struct{}{},
cancels: make(chan structs.ServiceID, 10),
}
}
// RegisterProxy simulates a proxy registration
func (m *testManager) RegisterProxy(t *testing.T, proxyID structs.ServiceID) {
m.Lock()
defer m.Unlock()
m.stateChans[proxyID] = make(chan *proxycfg.ConfigSnapshot, 1)
m.drainChans[proxyID] = make(chan struct{})
}
// Deliver simulates a proxy registration
func (m *testManager) DeliverConfig(t *testing.T, proxyID structs.ServiceID, cfg *proxycfg.ConfigSnapshot) {
t.Helper()
m.Lock()
defer m.Unlock()
select {
case m.stateChans[proxyID] <- cfg:
case <-time.After(10 * time.Millisecond):
t.Fatalf("took too long to deliver config")
}
}
// DrainStreams drains any open streams for the given proxyID. If there aren't
// any open streams, it'll create a marker so that future attempts to watch the
// given proxyID will return limiter.ErrCapacityReached.
func (m *testManager) DrainStreams(proxyID structs.ServiceID) {
m.Lock()
defer m.Unlock()
ch, ok := m.drainChans[proxyID]
if !ok {
ch = make(chan struct{})
m.drainChans[proxyID] = ch
}
close(ch)
}
// Watch implements ConfigManager
func (m *testManager) Watch(proxyID structs.ServiceID, _ string, _ string) (<-chan *proxycfg.ConfigSnapshot, limiter.SessionTerminatedChan, proxycfg.CancelFunc, error) {
m.Lock()
defer m.Unlock()
// If the drain chan has already been closed, return limiter.ErrCapacityReached.
drainCh := m.drainChans[proxyID]
select {
case <-drainCh:
return nil, nil, nil, limiter.ErrCapacityReached
default:
}
// ch might be nil but then it will just block forever
return m.stateChans[proxyID], drainCh, func() {
m.cancels <- proxyID
}, nil
}
// AssertWatchCancelled checks that the most recent call to a Watch cancel func
// was from the specified proxyID and that one is made in a short time. This
// probably won't work if you are running multiple Watches in parallel on
// multiple proxyIDS due to timing/ordering issues but I don't think we need to
// do that.
func (m *testManager) AssertWatchCancelled(t *testing.T, proxyID structs.ServiceID) {
t.Helper()
select {
case got := <-m.cancels:
require.Equal(t, proxyID, got)
case <-time.After(50 * time.Millisecond):
t.Fatalf("timed out waiting for Watch cancel for %s", proxyID)
}
}
type testServerScenario struct {
server *Server
mgr *testManager
envoy *TestEnvoy
sink *metrics.InmemSink
errCh <-chan error
}
func newTestServerDeltaScenario(
t *testing.T,
resolveTokenSecret ACLResolverFunc,
proxyID string,
token string,
authCheckFrequency time.Duration,
) *testServerScenario {
mgr := newTestManager(t)
envoy := NewTestEnvoy(t, proxyID, token)
t.Cleanup(func() {
envoy.Close()
})
sink := metrics.NewInmemSink(1*time.Minute, 1*time.Minute)
cfg := metrics.DefaultConfig("consul.xds.test")
cfg.EnableHostname = false
cfg.EnableRuntimeMetrics = false
metrics.NewGlobal(cfg, sink)
t.Cleanup(func() {
sink := &metrics.BlackholeSink{}
metrics.NewGlobal(cfg, sink)
})
s := NewServer(
"node-123",
testutil.Logger(t),
mgr,
resolveTokenSecret,
nil, /*cfgFetcher ConfigFetcher*/
)
if authCheckFrequency > 0 {
s.AuthCheckFrequency = authCheckFrequency
}
errCh := make(chan error, 1)
go func() {
errCh <- s.DeltaAggregatedResources(envoy.deltaStream)
}()
return &testServerScenario{
server: s,
mgr: mgr,
envoy: envoy,
sink: sink,
errCh: errCh,
}
}
func protoToSortedJSON(t *testing.T, pb proto.Message) string {
dup, err := copystructure.Copy(pb)
require.NoError(t, err)
pb = dup.(proto.Message)
switch x := pb.(type) {
case *envoy_discovery_v3.DeltaDiscoveryResponse:
sort.Slice(x.Resources, func(i, j int) bool {
return x.Resources[i].Name < x.Resources[j].Name
})
sort.Strings(x.RemovedResources)
}
return protoToJSON(t, pb)
}
func xdsNewEndpoint(ip string, port int) *envoy_endpoint_v3.LbEndpoint {
return &envoy_endpoint_v3.LbEndpoint{
HostIdentifier: &envoy_endpoint_v3.LbEndpoint_Endpoint{
Endpoint: &envoy_endpoint_v3.Endpoint{
Address: makeAddress(ip, port),
},
},
}
}
func xdsNewEndpointWithHealth(ip string, port int, health envoy_core_v3.HealthStatus, weight int) *envoy_endpoint_v3.LbEndpoint {
ep := xdsNewEndpoint(ip, port)
ep.HealthStatus = health
ep.LoadBalancingWeight = makeUint32Value(weight)
return ep
}
func xdsNewADSConfig() *envoy_core_v3.ConfigSource {
return &envoy_core_v3.ConfigSource{
ResourceApiVersion: envoy_core_v3.ApiVersion_V3,
ConfigSourceSpecifier: &envoy_core_v3.ConfigSource_Ads{
Ads: &envoy_core_v3.AggregatedConfigSource{},
},
}
}
func xdsNewPublicTransportSocket(
t *testing.T,
snap *proxycfg.ConfigSnapshot,
) *envoy_core_v3.TransportSocket {
return xdsNewTransportSocket(t, snap, true, true, "")
}
func xdsNewUpstreamTransportSocket(
t *testing.T,
snap *proxycfg.ConfigSnapshot,
sni string,
spiffeID ...string,
) *envoy_core_v3.TransportSocket {
return xdsNewTransportSocket(t, snap, false, false, sni, spiffeID...)
}
func xdsNewTransportSocket(
t *testing.T,
snap *proxycfg.ConfigSnapshot,
downstream bool,
requireClientCert bool,
sni string,
spiffeID ...string,
) *envoy_core_v3.TransportSocket {
// Assume just one root for now, can get fancier later if needed.
caPEM := snap.Roots.Roots[0].RootCert
commonTLSContext := &envoy_tls_v3.CommonTlsContext{
TlsParams: &envoy_tls_v3.TlsParameters{},
TlsCertificates: []*envoy_tls_v3.TlsCertificate{{
CertificateChain: xdsNewInlineString(snap.Leaf().CertPEM),
PrivateKey: xdsNewInlineString(snap.Leaf().PrivateKeyPEM),
}},
ValidationContextType: &envoy_tls_v3.CommonTlsContext_ValidationContext{
ValidationContext: &envoy_tls_v3.CertificateValidationContext{
TrustedCa: xdsNewInlineString(caPEM),
},
},
}
if len(spiffeID) > 0 {
require.NoError(t, injectSANMatcher(commonTLSContext, spiffeID...))
}
var tlsContext proto.Message
if downstream {
var requireClientCertPB *wrapperspb.BoolValue
if requireClientCert {
requireClientCertPB = makeBoolValue(true)
}
tlsContext = &envoy_tls_v3.DownstreamTlsContext{
CommonTlsContext: commonTLSContext,
RequireClientCertificate: requireClientCertPB,
}
} else {
tlsContext = &envoy_tls_v3.UpstreamTlsContext{
CommonTlsContext: commonTLSContext,
Sni: sni,
}
}
any, err := anypb.New(tlsContext)
require.NoError(t, err)
return &envoy_core_v3.TransportSocket{
Name: "tls",
ConfigType: &envoy_core_v3.TransportSocket_TypedConfig{
TypedConfig: any,
},
}
}
func xdsNewInlineString(s string) *envoy_core_v3.DataSource {
return &envoy_core_v3.DataSource{
Specifier: &envoy_core_v3.DataSource_InlineString{
InlineString: s,
},
}
}
func xdsNewFilter(t *testing.T, name string, cfg proto.Message) *envoy_listener_v3.Filter {
f, err := makeFilter(name, cfg)
require.NoError(t, err)
return f
}
func xdsNewListenerFilter(t *testing.T, name string, cfg proto.Message) *envoy_listener_v3.ListenerFilter {
f, err := makeEnvoyListenerFilter(name, cfg)
require.NoError(t, err)
return f
}
func xdsNewHttpFilter(t *testing.T, name string, cfg proto.Message) *envoy_http_v3.HttpFilter {
f, err := makeEnvoyHTTPFilter(name, cfg)
require.NoError(t, err)
return f
}
func mustHashResource(t *testing.T, res proto.Message) string {
v, err := hashResource(res)
require.NoError(t, err)
return v
}
func makeTestResources(t *testing.T, resources ...interface{}) []*envoy_discovery_v3.Resource {
var ret []*envoy_discovery_v3.Resource
for _, res := range resources {
ret = append(ret, makeTestResource(t, res))
}
return ret
}
func makeTestResource(t *testing.T, raw interface{}) *envoy_discovery_v3.Resource {
switch res := raw.(type) {
case string:
return &envoy_discovery_v3.Resource{
Name: res,
}
case proto.Message:
any, err := anypb.New(res)
require.NoError(t, err)
return &envoy_discovery_v3.Resource{
Name: xdscommon.GetResourceName(res),
Version: mustHashResource(t, res),
Resource: any,
}
default:
t.Fatalf("unexpected type: %T", res)
return nil // not possible
}
}
func makeTestCluster(t *testing.T, snap *proxycfg.ConfigSnapshot, fixtureName string) *envoy_cluster_v3.Cluster {
var (
dbSNI = "db.default.dc1.internal.11111111-2222-3333-4444-555555555555.consul"
dbURI = connect.SpiffeIDService{
Host: "11111111-2222-3333-4444-555555555555.consul",
Namespace: "default",
Datacenter: "dc1",
Service: "db",
}.URI().String()
geocacheSNI = "geo-cache.default.dc1.query.11111111-2222-3333-4444-555555555555.consul"
geocacheURIs = []string{
connect.SpiffeIDService{
Host: "11111111-2222-3333-4444-555555555555.consul",
Namespace: "default",
Datacenter: "dc1",
Service: "geo-cache-target",
}.URI().String(),
connect.SpiffeIDService{
Host: "11111111-2222-3333-4444-555555555555.consul",
Namespace: "default",
Datacenter: "dc2",
Service: "geo-cache-target",
}.URI().String(),
}
)
switch fixtureName {
case "tcp:local_app":
return &envoy_cluster_v3.Cluster{
Name: "local_app",
ClusterDiscoveryType: &envoy_cluster_v3.Cluster_Type{
Type: envoy_cluster_v3.Cluster_STATIC,
},
ConnectTimeout: durationpb.New(5 * time.Second),
LoadAssignment: &envoy_endpoint_v3.ClusterLoadAssignment{
ClusterName: "local_app",
Endpoints: []*envoy_endpoint_v3.LocalityLbEndpoints{{
LbEndpoints: []*envoy_endpoint_v3.LbEndpoint{
xdsNewEndpoint("127.0.0.1", 8080),
},
}},
},
}
case "tcp:db":
return &envoy_cluster_v3.Cluster{
Name: dbSNI,
ClusterDiscoveryType: &envoy_cluster_v3.Cluster_Type{
Type: envoy_cluster_v3.Cluster_EDS,
},
EdsClusterConfig: &envoy_cluster_v3.Cluster_EdsClusterConfig{
EdsConfig: xdsNewADSConfig(),
},
CircuitBreakers: &envoy_cluster_v3.CircuitBreakers{},
OutlierDetection: &envoy_cluster_v3.OutlierDetection{},
AltStatName: dbSNI,
CommonLbConfig: &envoy_cluster_v3.Cluster_CommonLbConfig{
HealthyPanicThreshold: &envoy_type_v3.Percent{Value: 0},
},
ConnectTimeout: durationpb.New(5 * time.Second),
TransportSocket: xdsNewUpstreamTransportSocket(t, snap, dbSNI, dbURI),
}
case "tcp:db:timeout":
return &envoy_cluster_v3.Cluster{
Name: dbSNI,
ClusterDiscoveryType: &envoy_cluster_v3.Cluster_Type{
Type: envoy_cluster_v3.Cluster_EDS,
},
EdsClusterConfig: &envoy_cluster_v3.Cluster_EdsClusterConfig{
EdsConfig: xdsNewADSConfig(),
},
CircuitBreakers: &envoy_cluster_v3.CircuitBreakers{},
OutlierDetection: &envoy_cluster_v3.OutlierDetection{},
AltStatName: dbSNI,
CommonLbConfig: &envoy_cluster_v3.Cluster_CommonLbConfig{
HealthyPanicThreshold: &envoy_type_v3.Percent{Value: 0},
},
ConnectTimeout: durationpb.New(1337 * time.Second),
TransportSocket: xdsNewUpstreamTransportSocket(t, snap, dbSNI, dbURI),
}
case "http2:db":
c := &envoy_cluster_v3.Cluster{
Name: dbSNI,
ClusterDiscoveryType: &envoy_cluster_v3.Cluster_Type{
Type: envoy_cluster_v3.Cluster_EDS,
},
EdsClusterConfig: &envoy_cluster_v3.Cluster_EdsClusterConfig{
EdsConfig: xdsNewADSConfig(),
},
CircuitBreakers: &envoy_cluster_v3.CircuitBreakers{},
OutlierDetection: &envoy_cluster_v3.OutlierDetection{},
AltStatName: dbSNI,
CommonLbConfig: &envoy_cluster_v3.Cluster_CommonLbConfig{
HealthyPanicThreshold: &envoy_type_v3.Percent{Value: 0},
},
ConnectTimeout: durationpb.New(5 * time.Second),
TransportSocket: xdsNewUpstreamTransportSocket(t, snap, dbSNI, dbURI),
}
typedExtensionProtocolOptions := &envoy_upstreams_v3.HttpProtocolOptions{
UpstreamProtocolOptions: &envoy_upstreams_v3.HttpProtocolOptions_ExplicitHttpConfig_{
ExplicitHttpConfig: &envoy_upstreams_v3.HttpProtocolOptions_ExplicitHttpConfig{
ProtocolConfig: &envoy_upstreams_v3.HttpProtocolOptions_ExplicitHttpConfig_Http2ProtocolOptions{
Http2ProtocolOptions: &envoy_core_v3.Http2ProtocolOptions{},
},
},
},
}
typedExtensionProtocolOptionsEncoded, err := anypb.New(typedExtensionProtocolOptions)
require.NoError(t, err)
c.TypedExtensionProtocolOptions = map[string]*anypb.Any{
"envoy.extensions.upstreams.http.v3.HttpProtocolOptions": typedExtensionProtocolOptionsEncoded,
}
return c
case "http:db":
return &envoy_cluster_v3.Cluster{
Name: dbSNI,
ClusterDiscoveryType: &envoy_cluster_v3.Cluster_Type{
Type: envoy_cluster_v3.Cluster_EDS,
},
EdsClusterConfig: &envoy_cluster_v3.Cluster_EdsClusterConfig{
EdsConfig: xdsNewADSConfig(),
},
CircuitBreakers: &envoy_cluster_v3.CircuitBreakers{},
OutlierDetection: &envoy_cluster_v3.OutlierDetection{},
AltStatName: dbSNI,
CommonLbConfig: &envoy_cluster_v3.Cluster_CommonLbConfig{
HealthyPanicThreshold: &envoy_type_v3.Percent{Value: 0},
},
ConnectTimeout: durationpb.New(5 * time.Second),
TransportSocket: xdsNewUpstreamTransportSocket(t, snap, dbSNI, dbURI),
// HttpProtocolOptions: &envoy_core_v3.Http1ProtocolOptions{},
}
case "tcp:geo-cache":
return &envoy_cluster_v3.Cluster{
Name: geocacheSNI,
ClusterDiscoveryType: &envoy_cluster_v3.Cluster_Type{
Type: envoy_cluster_v3.Cluster_EDS,
},
EdsClusterConfig: &envoy_cluster_v3.Cluster_EdsClusterConfig{
EdsConfig: xdsNewADSConfig(),
},
CircuitBreakers: &envoy_cluster_v3.CircuitBreakers{},
OutlierDetection: &envoy_cluster_v3.OutlierDetection{},
ConnectTimeout: durationpb.New(5 * time.Second),
TransportSocket: xdsNewUpstreamTransportSocket(t, snap, geocacheSNI, geocacheURIs...),
}
default:
t.Fatalf("unexpected fixture name: %s", fixtureName)
return nil
}
}
func makeTestEndpoints(t *testing.T, _ *proxycfg.ConfigSnapshot, fixtureName string) *envoy_endpoint_v3.ClusterLoadAssignment {
switch fixtureName {
case "tcp:db":
return &envoy_endpoint_v3.ClusterLoadAssignment{
ClusterName: "db.default.dc1.internal.11111111-2222-3333-4444-555555555555.consul",
Endpoints: []*envoy_endpoint_v3.LocalityLbEndpoints{
{
LbEndpoints: []*envoy_endpoint_v3.LbEndpoint{
xdsNewEndpointWithHealth("10.10.1.1", 8080, envoy_core_v3.HealthStatus_HEALTHY, 1),
xdsNewEndpointWithHealth("10.10.1.2", 8080, envoy_core_v3.HealthStatus_HEALTHY, 1),
},
},
},
}
case "tcp:db[0]":
return &envoy_endpoint_v3.ClusterLoadAssignment{
ClusterName: "db.default.dc1.internal.11111111-2222-3333-4444-555555555555.consul",
Endpoints: []*envoy_endpoint_v3.LocalityLbEndpoints{
{
LbEndpoints: []*envoy_endpoint_v3.LbEndpoint{
xdsNewEndpointWithHealth("10.10.1.1", 8080, envoy_core_v3.HealthStatus_HEALTHY, 1),
},
},
},
}
case "http2:db", "http:db":
return &envoy_endpoint_v3.ClusterLoadAssignment{
ClusterName: "db.default.dc1.internal.11111111-2222-3333-4444-555555555555.consul",
Endpoints: []*envoy_endpoint_v3.LocalityLbEndpoints{
{
LbEndpoints: []*envoy_endpoint_v3.LbEndpoint{
xdsNewEndpointWithHealth("10.10.1.1", 8080, envoy_core_v3.HealthStatus_HEALTHY, 1),
xdsNewEndpointWithHealth("10.10.1.2", 8080, envoy_core_v3.HealthStatus_HEALTHY, 1),
},
},
},
}
case "tcp:geo-cache":
return &envoy_endpoint_v3.ClusterLoadAssignment{
ClusterName: "geo-cache.default.dc1.query.11111111-2222-3333-4444-555555555555.consul",
Endpoints: []*envoy_endpoint_v3.LocalityLbEndpoints{
{
LbEndpoints: []*envoy_endpoint_v3.LbEndpoint{
xdsNewEndpointWithHealth("10.10.1.1", 8080, envoy_core_v3.HealthStatus_HEALTHY, 1),
xdsNewEndpointWithHealth("10.20.1.2", 8080, envoy_core_v3.HealthStatus_HEALTHY, 1),
},
},
},
}
default:
t.Fatalf("unexpected fixture name: %s", fixtureName)
return nil
}
}
func makeTestListener(t *testing.T, snap *proxycfg.ConfigSnapshot, fixtureName string) *envoy_listener_v3.Listener {
switch fixtureName {
case "tcp:bad_public_listener":
return &envoy_listener_v3.Listener{
// Envoy can't bind to port 1
Name: "public_listener:0.0.0.0:1",
Address: makeAddress("0.0.0.0", 1),
TrafficDirection: envoy_core_v3.TrafficDirection_INBOUND,
FilterChains: []*envoy_listener_v3.FilterChain{
{
TransportSocket: xdsNewPublicTransportSocket(t, snap),
Filters: []*envoy_listener_v3.Filter{
xdsNewFilter(t, "envoy.filters.network.rbac", &envoy_network_rbac_v3.RBAC{
Rules: &envoy_rbac_v3.RBAC{},
StatPrefix: "connect_authz",
}),
xdsNewFilter(t, "envoy.filters.network.tcp_proxy", &envoy_tcp_proxy_v3.TcpProxy{
ClusterSpecifier: &envoy_tcp_proxy_v3.TcpProxy_Cluster{
Cluster: "local_app",
},
StatPrefix: "public_listener",
}),
},
},
},
}
case "tcp:public_listener":
return &envoy_listener_v3.Listener{
Name: "public_listener:0.0.0.0:9999",
Address: makeAddress("0.0.0.0", 9999),
TrafficDirection: envoy_core_v3.TrafficDirection_INBOUND,
FilterChains: []*envoy_listener_v3.FilterChain{
{
TransportSocket: xdsNewPublicTransportSocket(t, snap),
Filters: []*envoy_listener_v3.Filter{
xdsNewFilter(t, "envoy.filters.network.rbac", &envoy_network_rbac_v3.RBAC{
Rules: &envoy_rbac_v3.RBAC{},
StatPrefix: "connect_authz",
}),
xdsNewFilter(t, "envoy.filters.network.tcp_proxy", &envoy_tcp_proxy_v3.TcpProxy{
ClusterSpecifier: &envoy_tcp_proxy_v3.TcpProxy_Cluster{
Cluster: "local_app",
},
StatPrefix: "public_listener",
}),
},
},
},
}
case "tcp:db":
return &envoy_listener_v3.Listener{
Name: "db:127.0.0.1:9191",
Address: makeAddress("127.0.0.1", 9191),
TrafficDirection: envoy_core_v3.TrafficDirection_OUTBOUND,
FilterChains: []*envoy_listener_v3.FilterChain{
{
Filters: []*envoy_listener_v3.Filter{
xdsNewFilter(t, "envoy.filters.network.tcp_proxy", &envoy_tcp_proxy_v3.TcpProxy{
ClusterSpecifier: &envoy_tcp_proxy_v3.TcpProxy_Cluster{
Cluster: "db.default.dc1.internal.11111111-2222-3333-4444-555555555555.consul",
},
StatPrefix: "upstream.db.default.default.dc1",
}),
},
},
},
}
case "http2:db":
return &envoy_listener_v3.Listener{
Name: "db:127.0.0.1:9191",
Address: makeAddress("127.0.0.1", 9191),
TrafficDirection: envoy_core_v3.TrafficDirection_OUTBOUND,
FilterChains: []*envoy_listener_v3.FilterChain{
{
Filters: []*envoy_listener_v3.Filter{
xdsNewFilter(t, "envoy.filters.network.http_connection_manager", &envoy_http_v3.HttpConnectionManager{
HttpFilters: []*envoy_http_v3.HttpFilter{
xdsNewHttpFilter(t, "envoy.filters.http.router", &envoy_http_router_v3.Router{}),
},
RouteSpecifier: &envoy_http_v3.HttpConnectionManager_RouteConfig{
RouteConfig: makeTestRoute(t, "http2:db:inline"),
},
StatPrefix: "upstream.db.default.default.dc1",
Tracing: &envoy_http_v3.HttpConnectionManager_Tracing{
RandomSampling: &envoy_type_v3.Percent{Value: 0},
},
Http2ProtocolOptions: &envoy_core_v3.Http2ProtocolOptions{},
}),
},
},
},
}
case "http2:db:rds":
return &envoy_listener_v3.Listener{
Name: "db:127.0.0.1:9191",
Address: makeAddress("127.0.0.1", 9191),
TrafficDirection: envoy_core_v3.TrafficDirection_OUTBOUND,
FilterChains: []*envoy_listener_v3.FilterChain{
{
Filters: []*envoy_listener_v3.Filter{
xdsNewFilter(t, "envoy.filters.network.http_connection_manager", &envoy_http_v3.HttpConnectionManager{
HttpFilters: []*envoy_http_v3.HttpFilter{
xdsNewHttpFilter(t, "envoy.filters.http.router", &envoy_http_router_v3.Router{}),
},
RouteSpecifier: &envoy_http_v3.HttpConnectionManager_Rds{
Rds: &envoy_http_v3.Rds{
RouteConfigName: "db",
ConfigSource: xdsNewADSConfig(),
},
},
StatPrefix: "upstream.db.default.default.dc1",
Tracing: &envoy_http_v3.HttpConnectionManager_Tracing{
RandomSampling: &envoy_type_v3.Percent{Value: 0},
},
Http2ProtocolOptions: &envoy_core_v3.Http2ProtocolOptions{},
}),
},
},
},
}
case "http:db:rds":
return &envoy_listener_v3.Listener{
Name: "db:127.0.0.1:9191",
Address: makeAddress("127.0.0.1", 9191),
TrafficDirection: envoy_core_v3.TrafficDirection_OUTBOUND,
FilterChains: []*envoy_listener_v3.FilterChain{
{
Filters: []*envoy_listener_v3.Filter{
xdsNewFilter(t, "envoy.filters.network.http_connection_manager", &envoy_http_v3.HttpConnectionManager{
HttpFilters: []*envoy_http_v3.HttpFilter{
xdsNewHttpFilter(t, "envoy.filters.http.router", &envoy_http_router_v3.Router{}),
},
RouteSpecifier: &envoy_http_v3.HttpConnectionManager_Rds{
Rds: &envoy_http_v3.Rds{
RouteConfigName: "db",
ConfigSource: xdsNewADSConfig(),
},
},
StatPrefix: "upstream.db.default.default.dc1",
Tracing: &envoy_http_v3.HttpConnectionManager_Tracing{
RandomSampling: &envoy_type_v3.Percent{Value: 0},
},
// HttpProtocolOptions: &envoy_core_v3.Http1ProtocolOptions{},
}),
},
},
},
}
case "tcp:geo-cache":
return &envoy_listener_v3.Listener{
Name: "prepared_query:geo-cache:127.10.10.10:8181",
Address: makeAddress("127.10.10.10", 8181),
TrafficDirection: envoy_core_v3.TrafficDirection_OUTBOUND,
FilterChains: []*envoy_listener_v3.FilterChain{
{
Filters: []*envoy_listener_v3.Filter{
xdsNewFilter(t, "envoy.filters.network.tcp_proxy", &envoy_tcp_proxy_v3.TcpProxy{
ClusterSpecifier: &envoy_tcp_proxy_v3.TcpProxy_Cluster{
Cluster: "geo-cache.default.dc1.query.11111111-2222-3333-4444-555555555555.consul",
},
StatPrefix: "upstream.prepared_query_geo-cache",
}),
},
},
},
}
default:
t.Fatalf("unexpected fixture name: %s", fixtureName)
return nil
}
}
func makeTestRoute(t *testing.T, fixtureName string) *envoy_route_v3.RouteConfiguration {
switch fixtureName {
case "http2:db", "http:db":
return &envoy_route_v3.RouteConfiguration{
Name: "db",
ValidateClusters: makeBoolValue(true),
VirtualHosts: []*envoy_route_v3.VirtualHost{
{
Name: "db",
Domains: []string{"*"},
Routes: []*envoy_route_v3.Route{
{
Match: &envoy_route_v3.RouteMatch{
PathSpecifier: &envoy_route_v3.RouteMatch_Prefix{
Prefix: "/",
},
},
Action: &envoy_route_v3.Route_Route{
Route: &envoy_route_v3.RouteAction{
ClusterSpecifier: &envoy_route_v3.RouteAction_Cluster{
Cluster: "db.default.dc1.internal.11111111-2222-3333-4444-555555555555.consul",
},
},
},
},
},
},
},
}
case "http2:db:inline":
return &envoy_route_v3.RouteConfiguration{
Name: "db",
VirtualHosts: []*envoy_route_v3.VirtualHost{
{
Name: "db.default.default.dc1",
Domains: []string{"*"},
Routes: []*envoy_route_v3.Route{
{
Match: &envoy_route_v3.RouteMatch{
PathSpecifier: &envoy_route_v3.RouteMatch_Prefix{
Prefix: "/",
},
},
Action: &envoy_route_v3.Route_Route{
Route: &envoy_route_v3.RouteAction{
ClusterSpecifier: &envoy_route_v3.RouteAction_Cluster{
Cluster: "db.default.dc1.internal.11111111-2222-3333-4444-555555555555.consul",
},
},
},
},
},
},
},
}
default:
t.Fatalf("unexpected fixture name: %s", fixtureName)
return nil
}
}
func requireProtocolVersionGauge(
t *testing.T,
scenario *testServerScenario,
xdsVersion string,
expected int,
) {
data := scenario.sink.Data()
require.Len(t, data, 1)
item := data[0]
require.Len(t, item.Gauges, 2)
val, ok := item.Gauges["consul.xds.test.xds.server.streams;version="+xdsVersion]
require.True(t, ok)
require.Equal(t, "consul.xds.test.xds.server.streams", val.Name)
require.Equal(t, expected, int(val.Value))
require.Equal(t, []metrics.Label{{Name: "version", Value: xdsVersion}}, val.Labels)
}
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