mirror of https://github.com/status-im/consul.git
337 lines
11 KiB
Go
337 lines
11 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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//go:build !consulent
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// +build !consulent
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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_cluster_v3 "github.com/envoyproxy/go-control-plane/envoy/config/cluster/v3"
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envoy_endpoint_v3 "github.com/envoyproxy/go-control-plane/envoy/config/endpoint/v3"
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envoy_listener_v3 "github.com/envoyproxy/go-control-plane/envoy/config/listener/v3"
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envoy_route_v3 "github.com/envoyproxy/go-control-plane/envoy/config/route/v3"
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"github.com/hashicorp/consul/agent/xds/testcommon"
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testinf "github.com/mitchellh/go-testing-interface"
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"github.com/stretchr/testify/require"
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"google.golang.org/protobuf/proto"
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"github.com/hashicorp/consul/agent/envoyextensions"
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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/extensionruntime"
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"github.com/hashicorp/consul/api"
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"github.com/hashicorp/consul/envoyextensions/xdscommon"
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"github.com/hashicorp/consul/sdk/testutil"
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)
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func TestEnvoyExtenderWithSnapshot(t *testing.T) {
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// If opposite is true, the returned service defaults config entry will have
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// payload-passthrough=true and invocation-mode=asynchronous.
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// Otherwise payload-passthrough=false and invocation-mode=synchronous.
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// This is used to test all the permutations.
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makeLambdaServiceDefaults := func(opposite bool) *structs.ServiceConfigEntry {
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payloadPassthrough := true
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if opposite {
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payloadPassthrough = false
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}
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invocationMode := "synchronous"
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if opposite {
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invocationMode = "asynchronous"
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}
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return &structs.ServiceConfigEntry{
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Kind: structs.ServiceDefaults,
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Name: "db",
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Protocol: "http",
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EnvoyExtensions: []structs.EnvoyExtension{
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{
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Name: api.BuiltinAWSLambdaExtension,
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Arguments: map[string]interface{}{
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"ARN": "arn:aws:lambda:us-east-1:111111111111:function:lambda-1234",
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"PayloadPassthrough": payloadPassthrough,
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"InvocationMode": invocationMode,
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},
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},
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},
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}
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}
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makeLuaServiceDefaults := func(inbound bool) *structs.ServiceConfigEntry {
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listener := "inbound"
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if !inbound {
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listener = "outbound"
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}
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return &structs.ServiceConfigEntry{
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Kind: structs.ServiceDefaults,
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Name: "db",
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Protocol: "http",
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EnvoyExtensions: []structs.EnvoyExtension{
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{
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Name: api.BuiltinLuaExtension,
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Arguments: map[string]interface{}{
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"ProxyType": "connect-proxy",
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"Listener": listener,
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"Script": `
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function envoy_on_request(request_handle)
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request_handle:headers():add("test", "test")
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end`,
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},
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},
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},
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}
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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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}{
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{
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name: "lambda-connect-proxy",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotDiscoveryChain(t, "default", false, nil, nil, makeLambdaServiceDefaults(false))
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},
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},
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{
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name: "lambda-connect-proxy-tproxy",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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extra := makeLambdaServiceDefaults(false)
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extra.Name = "google"
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return proxycfg.TestConfigSnapshotTransparentProxyHTTPUpstream(t, extra)
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},
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},
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// Make sure that if the upstream type is different from ExtensionConfiguration.Kind is, that the resources are not patched.
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{
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name: "lambda-connect-proxy-with-terminating-gateway-upstream",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotDiscoveryChain(t, "register-to-terminating-gateway", false, nil, nil, makeLambdaServiceDefaults(false))
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},
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},
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{
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name: "lambda-connect-proxy-opposite-meta",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotDiscoveryChain(t, "default", false, nil, nil, makeLambdaServiceDefaults(true))
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},
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},
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{
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name: "lambda-terminating-gateway",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotTerminatingGatewayWithLambdaService(t)
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},
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},
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{
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name: "lambda-terminating-gateway-with-service-resolvers",
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create: proxycfg.TestConfigSnapshotTerminatingGatewayWithLambdaServiceAndServiceResolvers,
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},
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{
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name: "lua-outbound-applies-to-upstreams",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotDiscoveryChain(t, "default", false, nil, nil, makeLuaServiceDefaults(false))
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},
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},
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{
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name: "lua-inbound-doesnt-applies-to-upstreams",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotDiscoveryChain(t, "default", false, nil, nil, makeLuaServiceDefaults(true))
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},
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},
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{
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name: "lua-inbound-applies-to-inbound",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshot(t, func(ns *structs.NodeService) {
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ns.Proxy.Config["protocol"] = "http"
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ns.Proxy.EnvoyExtensions = []structs.EnvoyExtension{
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{
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Name: api.BuiltinLuaExtension,
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Arguments: map[string]interface{}{
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"ProxyType": "connect-proxy",
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"Listener": "inbound",
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"Script": `
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function envoy_on_request(request_handle)
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request_handle:headers():add("test", "test")
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end`,
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},
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},
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}
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}, nil)
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},
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},
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{
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name: "lua-outbound-doesnt-apply-to-inbound",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshot(t, func(ns *structs.NodeService) {
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ns.Proxy.Config["protocol"] = "http"
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ns.Proxy.EnvoyExtensions = []structs.EnvoyExtension{
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{
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Name: api.BuiltinLuaExtension,
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Arguments: map[string]interface{}{
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"ProxyType": "connect-proxy",
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"Listener": "outbound",
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"Script": `
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function envoy_on_request(request_handle)
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request_handle:headers():add("test", "test")
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end`,
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},
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},
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}
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}, nil)
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},
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},
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{
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name: "lua-connect-proxy-with-terminating-gateway-upstream",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshotDiscoveryChain(t, "register-to-terminating-gateway", false, nil, nil, makeLambdaServiceDefaults(false))
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},
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},
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{
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name: "lambda-and-lua-connect-proxy",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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nsFunc := func(ns *structs.NodeService) {
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ns.Proxy.Config["protocol"] = "http"
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ns.Proxy.EnvoyExtensions = []structs.EnvoyExtension{
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{
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Name: api.BuiltinLuaExtension,
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Arguments: map[string]interface{}{
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"ProxyType": "connect-proxy",
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"Listener": "inbound",
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"Script": `
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function envoy_on_request(request_handle)
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request_handle:headers():add("test", "test")
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end`,
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},
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},
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}
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}
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return proxycfg.TestConfigSnapshotDiscoveryChain(t, "default", false, nsFunc, nil, makeLambdaServiceDefaults(true))
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},
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},
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{
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name: "http-local-ratelimit-applyto-filter",
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create: func(t testinf.T) *proxycfg.ConfigSnapshot {
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return proxycfg.TestConfigSnapshot(t, func(ns *structs.NodeService) {
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ns.Proxy.Config["protocol"] = "http"
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ns.Proxy.EnvoyExtensions = []structs.EnvoyExtension{
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{
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Name: api.BuiltinLocalRatelimitExtension,
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Arguments: map[string]interface{}{
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"ProxyType": "connect-proxy",
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"MaxTokens": 3,
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"TokensPerFill": 2,
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"FillInterval": 10,
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"FilterEnabled": 100,
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"FilterEnforced": 100,
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},
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},
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}
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}, nil)
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},
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},
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}
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latestEnvoyVersion := xdscommon.EnvoyVersions[0]
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for _, envoyVersion := range xdscommon.EnvoyVersions {
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sf, err := xdscommon.DetermineSupportedProxyFeaturesFromString(envoyVersion)
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require.NoError(t, err)
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t.Run("envoy-"+envoyVersion, func(t *testing.T) {
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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// Sanity check default with no overrides first
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snap := tt.create(t)
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// We need to replace the TLS certs with deterministic ones to make golden
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// files workable. Note we don't update these otherwise they'd change
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// golden files for every test case and so not be any use!
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testcommon.SetupTLSRootsAndLeaf(t, snap)
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g := NewResourceGenerator(testutil.Logger(t), nil, false)
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g.ProxyFeatures = sf
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res, err := g.AllResourcesFromSnapshot(snap)
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require.NoError(t, err)
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indexedResources := xdscommon.IndexResources(g.Logger, res)
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cfgs := extensionruntime.GetRuntimeConfigurations(snap)
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for _, extensions := range cfgs {
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for _, ext := range extensions {
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extender, err := envoyextensions.ConstructExtension(ext.EnvoyExtension)
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require.NoError(t, err)
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err = extender.Validate(&ext)
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require.NoError(t, err)
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indexedResources, err = extender.Extend(indexedResources, &ext)
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require.NoError(t, err)
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}
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}
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entities := []struct {
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name string
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key string
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sorter func([]proto.Message) func(int, int) bool
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}{
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{
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name: "clusters",
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key: xdscommon.ClusterType,
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sorter: func(msgs []proto.Message) func(int, int) bool {
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return func(i, j int) bool {
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return msgs[i].(*envoy_cluster_v3.Cluster).Name < msgs[j].(*envoy_cluster_v3.Cluster).Name
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}
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},
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},
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{
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name: "listeners",
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key: xdscommon.ListenerType,
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sorter: func(msgs []proto.Message) func(int, int) bool {
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return func(i, j int) bool {
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return msgs[i].(*envoy_listener_v3.Listener).Name < msgs[j].(*envoy_listener_v3.Listener).Name
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}
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},
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},
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{
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name: "routes",
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key: xdscommon.RouteType,
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sorter: func(msgs []proto.Message) func(int, int) bool {
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return func(i, j int) bool {
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return msgs[i].(*envoy_route_v3.RouteConfiguration).Name < msgs[j].(*envoy_route_v3.RouteConfiguration).Name
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}
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},
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},
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{
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name: "endpoints",
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key: xdscommon.EndpointType,
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sorter: func(msgs []proto.Message) func(int, int) bool {
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return func(i, j int) bool {
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return msgs[i].(*envoy_endpoint_v3.ClusterLoadAssignment).ClusterName < msgs[j].(*envoy_endpoint_v3.ClusterLoadAssignment).ClusterName
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}
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},
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},
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}
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for _, entity := range entities {
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var msgs []proto.Message
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for _, e := range indexedResources.Index[entity.key] {
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msgs = append(msgs, e)
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}
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sort.Slice(msgs, entity.sorter(msgs))
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r, err := createResponse(entity.key, "00000001", "00000001", msgs)
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require.NoError(t, err)
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t.Run(entity.name, func(t *testing.T) {
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gotJSON := protoToJSON(t, r)
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require.JSONEq(t, goldenEnvoy(t,
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filepath.Join("builtin_extension", entity.name, tt.name),
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envoyVersion, latestEnvoyVersion, gotJSON), gotJSON)
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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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