Merge pull request from GHSA-pvrc-wvj2-f59p

* authorize: use route id from envoy for policy evaluation

* authorize: normalize URL query params

* config: enable envoy normalize_path option

* fix tests

---------

Co-authored-by: Kenneth Jenkins <51246568+kenjenkins@users.noreply.github.com>

authorize/evaluator/evaluator.go

@@ -22,14 +22,9 @@ import (
 	"github.com/pomerium/pomerium/pkg/policy/criteria"
 )
 
-// notFoundOutput is what's returned if a route isn't found for a policy.
-var notFoundOutput = &Result{
-	Deny:    NewRuleResult(true, criteria.ReasonRouteNotFound),
-	Headers: make(http.Header),
-}
-
 // Request contains the inputs needed for evaluation.
 type Request struct {
+	IsInternal bool
 	Policy     *config.Policy
 	HTTP       RequestHTTP
 	Session    RequestSession
@@ -125,8 +120,60 @@ func (e *Evaluator) Evaluate(ctx context.Context, req *Request) (*Result, error)
 	ctx, span := trace.StartSpan(ctx, "authorize.Evaluator.Evaluate")
 	defer span.End()
 
+	eg, ctx := errgroup.WithContext(ctx)
+
+	var policyOutput *PolicyResponse
+	eg.Go(func() error {
+		var err error
+		if req.IsInternal {
+			policyOutput, err = e.evaluateInternal(ctx, req)
+		} else {
+			policyOutput, err = e.evaluatePolicy(ctx, req)
+		}
+		return err
+	})
+
+	var headersOutput *HeadersResponse
+	eg.Go(func() error {
+		var err error
+		headersOutput, err = e.evaluateHeaders(ctx, req)
+		return err
+	})
+
+	err := eg.Wait()
+	if err != nil {
+		return nil, err
+	}
+
+	res := &Result{
+		Allow:   policyOutput.Allow,
+		Deny:    policyOutput.Deny,
+		Headers: headersOutput.Headers,
+		Traces:  policyOutput.Traces,
+	}
+	return res, nil
+}
+
+func (e *Evaluator) evaluateInternal(_ context.Context, req *Request) (*PolicyResponse, error) {
+	// these endpoints require a logged-in user
+	if req.HTTP.Path == "/.pomerium/webauthn" || req.HTTP.Path == "/.pomerium/jwt" {
+		if req.Session.ID == "" {
+			return &PolicyResponse{
+				Allow: NewRuleResult(false, criteria.ReasonUserUnauthenticated),
+			}, nil
+		}
+	}
+
+	return &PolicyResponse{
+		Allow: NewRuleResult(true, criteria.ReasonPomeriumRoute),
+	}, nil
+}
+
+func (e *Evaluator) evaluatePolicy(ctx context.Context, req *Request) (*PolicyResponse, error) {
 	if req.Policy == nil {
-		return notFoundOutput, nil
+		return &PolicyResponse{
+			Deny: NewRuleResult(true, criteria.ReasonRouteNotFound),
+		}, nil
 	}
 
 	id, err := req.Policy.RouteID()
@@ -136,7 +183,9 @@ func (e *Evaluator) Evaluate(ctx context.Context, req *Request) (*Result, error)
 
 	policyEvaluator, ok := e.policyEvaluators[id]
 	if !ok {
-		return notFoundOutput, nil
+		return &PolicyResponse{
+			Deny: NewRuleResult(true, criteria.ReasonRouteNotFound),
+		}, nil
 	}
 
 	clientCA, err := e.getClientCA(req.Policy)
@@ -149,41 +198,23 @@ func (e *Evaluator) Evaluate(ctx context.Context, req *Request) (*Result, error)
 		return nil, fmt.Errorf("authorize: error validating client certificate: %w", err)
 	}
 
-	eg, ectx := errgroup.WithContext(ctx)
+	return policyEvaluator.Evaluate(ctx, &PolicyRequest{
-
-	var policyOutput *PolicyResponse
-	eg.Go(func() error {
-		var err error
-		policyOutput, err = policyEvaluator.Evaluate(ectx, &PolicyRequest{
 		HTTP:                     req.HTTP,
 		Session:                  req.Session,
 		IsValidClientCertificate: isValidClientCertificate,
 	})
-		return err
+}
-	})
 
-	var headersOutput *HeadersResponse
+func (e *Evaluator) evaluateHeaders(ctx context.Context, req *Request) (*HeadersResponse, error) {
-	eg.Go(func() error {
 	headersReq := NewHeadersRequestFromPolicy(req.Policy, req.HTTP.Hostname)
 	headersReq.Session = req.Session
-		var err error
+	res, err := e.headersEvaluators.Evaluate(ctx, headersReq)
-		headersOutput, err = e.headersEvaluators.Evaluate(ectx, headersReq)
-		return err
-	})
-
-	err = eg.Wait()
 	if err != nil {
 		return nil, err
 	}
 
-	carryOverJWTAssertion(headersOutput.Headers, req.HTTP.Headers)
+	carryOverJWTAssertion(res.Headers, req.HTTP.Headers)
 
-	res := &Result{
-		Allow:   policyOutput.Allow,
-		Deny:    policyOutput.Deny,
-		Headers: headersOutput.Headers,
-		Traces:  policyOutput.Traces,
-	}
 	return res, nil
 }
 

authorize/evaluator/headers_evaluator.go

@@ -30,6 +30,7 @@ type HeadersRequest struct {
 // NewHeadersRequestFromPolicy creates a new HeadersRequest from a policy.
 func NewHeadersRequestFromPolicy(policy *config.Policy, hostname string) *HeadersRequest {
 	input := new(HeadersRequest)
+	if policy != nil {
 		input.EnableGoogleCloudServerlessAuthentication = policy.EnableGoogleCloudServerlessAuthentication
 		input.EnableRoutingKey = policy.EnvoyOpts.GetLbPolicy() == envoy_config_cluster_v3.Cluster_RING_HASH ||
 			policy.EnvoyOpts.GetLbPolicy() == envoy_config_cluster_v3.Cluster_MAGLEV
@@ -40,6 +41,7 @@ func NewHeadersRequestFromPolicy(policy *config.Policy, hostname string) *Header
 		}
 		input.PassAccessToken = policy.GetSetAuthorizationHeader() == configpb.Route_ACCESS_TOKEN
 		input.PassIDToken = policy.GetSetAuthorizationHeader() == configpb.Route_ID_TOKEN
+	}
 	return input
 }
 

authorize/evaluator/policy_evaluator_test.go

@@ -111,7 +111,7 @@ func TestPolicyEvaluator(t *testing.T) {
 			})
 		require.NoError(t, err)
 		assert.Equal(t, &PolicyResponse{
-			Allow:  NewRuleResult(false, criteria.ReasonEmailUnauthorized, criteria.ReasonNonPomeriumRoute, criteria.ReasonUserUnauthorized),
+			Allow:  NewRuleResult(false, criteria.ReasonEmailUnauthorized, criteria.ReasonUserUnauthorized),
 			Deny:   NewRuleResult(false, criteria.ReasonValidClientCertificateOrNoneRequired),
 			Traces: []contextutil.PolicyEvaluationTrace{{}},
 		}, output)
@@ -172,7 +172,7 @@ func TestPolicyEvaluator(t *testing.T) {
 				})
 			require.NoError(t, err)
 			assert.Equal(t, &PolicyResponse{
-				Allow:  NewRuleResult(false, criteria.ReasonNonPomeriumRoute),
+				Allow:  NewRuleResult(false),
 				Deny:   NewRuleResult(true, criteria.ReasonAccept),
 				Traces: []contextutil.PolicyEvaluationTrace{{}, {ID: "p1", Deny: true}},
 			}, output)
@@ -203,7 +203,7 @@ func TestPolicyEvaluator(t *testing.T) {
 				})
 			require.NoError(t, err)
 			assert.Equal(t, &PolicyResponse{
-				Allow:  NewRuleResult(false, criteria.ReasonNonPomeriumRoute),
+				Allow:  NewRuleResult(false),
 				Deny:   NewRuleResult(true, criteria.ReasonAccept, criteria.ReasonInvalidClientCertificate),
 				Traces: []contextutil.PolicyEvaluationTrace{{Deny: true}, {ID: "p1", Deny: true}},
 			}, output)
@@ -289,7 +289,7 @@ func TestPolicyEvaluator(t *testing.T) {
 			})
 		require.NoError(t, err)
 		assert.Equal(t, &PolicyResponse{
-			Allow:  NewRuleResult(false, criteria.ReasonNonPomeriumRoute, criteria.ReasonUserUnauthenticated),
+			Allow:  NewRuleResult(false, criteria.ReasonUserUnauthenticated),
 			Deny:   NewRuleResult(false, criteria.ReasonValidClientCertificateOrNoneRequired),
 			Traces: []contextutil.PolicyEvaluationTrace{{Allow: false}},
 		}, output)

authorize/grpc.go

@@ -11,6 +11,7 @@ import (
 
 	"github.com/pomerium/pomerium/authorize/evaluator"
 	"github.com/pomerium/pomerium/config"
+	"github.com/pomerium/pomerium/config/envoyconfig"
 	"github.com/pomerium/pomerium/internal/log"
 	"github.com/pomerium/pomerium/internal/sessions"
 	"github.com/pomerium/pomerium/internal/telemetry/requestid"
@@ -93,6 +94,7 @@ func (a *Authorize) getEvaluatorRequestFromCheckRequest(
 ) (*evaluator.Request, error) {
 	requestURL := getCheckRequestURL(in)
 	req := &evaluator.Request{
+		IsInternal: envoyconfig.ExtAuthzContextExtensionsIsInternal(in.GetAttributes().GetContextExtensions()),
 		HTTP: evaluator.NewRequestHTTP(
 			in.GetAttributes().GetRequest().GetHttp().GetMethod(),
 			requestURL,
@@ -106,15 +108,16 @@ func (a *Authorize) getEvaluatorRequestFromCheckRequest(
 			ID: sessionState.ID,
 		}
 	}
-	req.Policy = a.getMatchingPolicy(requestURL)
+	req.Policy = a.getMatchingPolicy(envoyconfig.ExtAuthzContextExtensionsRouteID(in.Attributes.GetContextExtensions()))
 	return req, nil
 }
 
-func (a *Authorize) getMatchingPolicy(requestURL url.URL) *config.Policy {
+func (a *Authorize) getMatchingPolicy(routeID uint64) *config.Policy {
 	options := a.currentOptions.Load()
 
 	for _, p := range options.GetAllPolicies() {
-		if p.Matches(requestURL) {
+		id, _ := p.RouteID()
+		if id == routeID {
 			return &p
 		}
 	}
@@ -159,6 +162,7 @@ func getCheckRequestURL(req *envoy_service_auth_v3.CheckRequest) url.URL {
 	path := h.GetPath()
 	if idx := strings.Index(path, "?"); idx != -1 {
 		u.RawPath, u.RawQuery = path[:idx], path[idx+1:]
+		u.RawQuery = u.Query().Encode()
 	} else {
 		u.RawPath = path
 	}

config/envoyconfig/listeners.go

@@ -13,11 +13,9 @@ import (
 	envoy_config_core_v3 "github.com/envoyproxy/go-control-plane/envoy/config/core/v3"
 	envoy_config_listener_v3 "github.com/envoyproxy/go-control-plane/envoy/config/listener/v3"
 	envoy_config_route_v3 "github.com/envoyproxy/go-control-plane/envoy/config/route/v3"
-	envoy_extensions_filters_http_ext_authz_v3 "github.com/envoyproxy/go-control-plane/envoy/extensions/filters/http/ext_authz/v3"
 	envoy_http_connection_manager "github.com/envoyproxy/go-control-plane/envoy/extensions/filters/network/http_connection_manager/v3"
 	envoy_extensions_transport_sockets_tls_v3 "github.com/envoyproxy/go-control-plane/envoy/extensions/transport_sockets/tls/v3"
 	envoy_type_v3 "github.com/envoyproxy/go-control-plane/envoy/type/v3"
-	"github.com/golang/protobuf/ptypes/any"
 	"github.com/golang/protobuf/ptypes/wrappers"
 	"google.golang.org/protobuf/types/known/durationpb"
 	"google.golang.org/protobuf/types/known/wrapperspb"
@@ -32,9 +30,7 @@ import (
 
 const listenerBufferLimit uint32 = 32 * 1024
 
-var (
+var tlsParams = &envoy_extensions_transport_sockets_tls_v3.TlsParameters{
-	disableExtAuthz *any.Any
-	tlsParams       = &envoy_extensions_transport_sockets_tls_v3.TlsParameters{
 	CipherSuites: []string{
 		"ECDHE-ECDSA-AES256-GCM-SHA384",
 		"ECDHE-RSA-AES256-GCM-SHA384",
@@ -45,15 +41,6 @@ var (
 	},
 	TlsMinimumProtocolVersion: envoy_extensions_transport_sockets_tls_v3.TlsParameters_TLSv1_2,
 }
-)
-
-func init() {
-	disableExtAuthz = marshalAny(&envoy_extensions_filters_http_ext_authz_v3.ExtAuthzPerRoute{
-		Override: &envoy_extensions_filters_http_ext_authz_v3.ExtAuthzPerRoute_Disabled{
-			Disabled: true,
-		},
-	})
-}
 
 // BuildListeners builds envoy listeners from the given config.
 func (b *Builder) BuildListeners(
@@ -312,6 +299,7 @@ func (b *Builder) buildMainHTTPConnectionManagerFilter(
 		SkipXffAppend:     cfg.Options.SkipXffAppend,
 		XffNumTrustedHops: cfg.Options.XffNumTrustedHops,
 		LocalReplyConfig:  b.buildLocalReplyConfig(cfg.Options, false),
+		NormalizePath:     wrapperspb.Bool(true),
 	}
 
 	if fullyStatic {

config/envoyconfig/per_filter_config.go

@@ -0,0 +1,53 @@
+package envoyconfig
+
+import (
+	"strconv"
+
+	envoy_extensions_filters_http_ext_authz_v3 "github.com/envoyproxy/go-control-plane/envoy/extensions/filters/http/ext_authz/v3"
+	"github.com/golang/protobuf/ptypes/any"
+)
+
+// PerFilterConfigExtAuthzName is the name of the ext authz filter to apply config to
+const PerFilterConfigExtAuthzName = "envoy.filters.http.ext_authz"
+
+// PerFilterConfigExtAuthzContextExtensions returns a per-filter config for ext authz that disables ext-authz.
+func PerFilterConfigExtAuthzContextExtensions(authzContextExtensions map[string]string) *any.Any {
+	return marshalAny(&envoy_extensions_filters_http_ext_authz_v3.ExtAuthzPerRoute{
+		Override: &envoy_extensions_filters_http_ext_authz_v3.ExtAuthzPerRoute_CheckSettings{
+			CheckSettings: &envoy_extensions_filters_http_ext_authz_v3.CheckSettings{
+				ContextExtensions: authzContextExtensions,
+			},
+		},
+	})
+}
+
+// PerFilterConfigExtAuthzDisabled returns a per-filter config for ext authz that disables ext-authz.
+func PerFilterConfigExtAuthzDisabled() *any.Any {
+	return marshalAny(&envoy_extensions_filters_http_ext_authz_v3.ExtAuthzPerRoute{
+		Override: &envoy_extensions_filters_http_ext_authz_v3.ExtAuthzPerRoute_Disabled{
+			Disabled: true,
+		},
+	})
+}
+
+// MakeExtAuthzContextExtensions makes the ext authz context extensions.
+func MakeExtAuthzContextExtensions(internal bool, routeID uint64) map[string]string {
+	return map[string]string{
+		"internal": strconv.FormatBool(internal),
+		"route_id": strconv.FormatUint(routeID, 10),
+	}
+}
+
+// ExtAuthzContextExtensionsIsInternal returns true if the context extensions indicates the route is internal.
+func ExtAuthzContextExtensionsIsInternal(extAuthzContextExtensions map[string]string) bool {
+	return extAuthzContextExtensions != nil && extAuthzContextExtensions["internal"] == "true"
+}
+
+// ExtAuthzContextExtensionsRouteID returns the route id for the context extensions.
+func ExtAuthzContextExtensionsRouteID(extAuthzContextExtensions map[string]string) uint64 {
+	if extAuthzContextExtensions == nil {
+		return 0
+	}
+	routeID, _ := strconv.ParseUint(extAuthzContextExtensions["route_id"], 10, 64)
+	return routeID
+}

config/envoyconfig/route_configurations_test.go

@@ -26,6 +26,7 @@ func TestBuilder_buildMainRouteConfiguration(t *testing.T) {
 		Policies: []config.Policy{
 			{
 				From: "https://*.example.com",
+				To:   mustParseWeightedURLs(t, "https://www.example.com"),
 			},
 		},
 	}}
@@ -40,15 +41,13 @@ func TestBuilder_buildMainRouteConfiguration(t *testing.T) {
 				"name": "catch-all",
 				"domains": ["*"],
 				"routes": [
-					`+protojson.Format(b.buildControlPlanePathRoute(cfg.Options, "/.pomerium/jwt", true, false))+`,
+					`+protojson.Format(b.buildControlPlanePathRoute(cfg.Options, "/ping", false))+`,
-					`+protojson.Format(b.buildControlPlanePathRoute(cfg.Options, "/.pomerium/webauthn", true, false))+`,
+					`+protojson.Format(b.buildControlPlanePathRoute(cfg.Options, "/healthz", false))+`,
-					`+protojson.Format(b.buildControlPlanePathRoute(cfg.Options, "/ping", false, false))+`,
+					`+protojson.Format(b.buildControlPlanePathRoute(cfg.Options, "/.pomerium", false))+`,
-					`+protojson.Format(b.buildControlPlanePathRoute(cfg.Options, "/healthz", false, false))+`,
+					`+protojson.Format(b.buildControlPlanePrefixRoute(cfg.Options, "/.pomerium/", false))+`,
-					`+protojson.Format(b.buildControlPlanePathRoute(cfg.Options, "/.pomerium", false, false))+`,
+					`+protojson.Format(b.buildControlPlanePathRoute(cfg.Options, "/.well-known/pomerium", false))+`,
-					`+protojson.Format(b.buildControlPlanePrefixRoute(cfg.Options, "/.pomerium/", false, false))+`,
+					`+protojson.Format(b.buildControlPlanePrefixRoute(cfg.Options, "/.well-known/pomerium/", false))+`,
-					`+protojson.Format(b.buildControlPlanePathRoute(cfg.Options, "/.well-known/pomerium", false, false))+`,
+					`+protojson.Format(b.buildControlPlanePathRoute(cfg.Options, "/robots.txt", false))+`,
-					`+protojson.Format(b.buildControlPlanePrefixRoute(cfg.Options, "/.well-known/pomerium/", false, false))+`,
-					`+protojson.Format(b.buildControlPlanePathRoute(cfg.Options, "/robots.txt", false, false))+`,
 					{
 						"name": "policy-0",
 						"match": {
@@ -79,7 +78,7 @@ func TestBuilder_buildMainRouteConfiguration(t *testing.T) {
 						],
 						"route": {
 							"autoHostRewrite": true,
-							"cluster": "route-0",
+							"cluster": "route-5feb9fe8bd89aa97",
 							"hashPolicy": [
 								{ "header": { "headerName": "x-pomerium-routing-key" }, "terminal": true },
 								{ "connectionProperties": { "sourceIp": true }, "terminal": true }
@@ -89,6 +88,17 @@ func TestBuilder_buildMainRouteConfiguration(t *testing.T) {
 								{ "enabled": false, "upgradeType": "websocket" },
 								{ "enabled": false, "upgradeType": "spdy/3.1" }
 							]
+						},
+						"typedPerFilterConfig": {
+							"envoy.filters.http.ext_authz": {
+								"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+								"checkSettings": {
+									"contextExtensions": {
+										"internal": "false",
+										"route_id": "6911793875091303063"
+									}
+								}
+							}
 						}
 					},
 					{
@@ -121,7 +131,7 @@ func TestBuilder_buildMainRouteConfiguration(t *testing.T) {
 						],
 						"route": {
 							"autoHostRewrite": true,
-							"cluster": "route-0",
+							"cluster": "route-5feb9fe8bd89aa97",
 							"hashPolicy": [
 								{ "header": { "headerName": "x-pomerium-routing-key" }, "terminal": true },
 								{ "connectionProperties": { "sourceIp": true }, "terminal": true }
@@ -131,6 +141,17 @@ func TestBuilder_buildMainRouteConfiguration(t *testing.T) {
 								{ "enabled": false, "upgradeType": "websocket" },
 								{ "enabled": false, "upgradeType": "spdy/3.1" }
 							]
+						},
+						"typedPerFilterConfig": {
+							"envoy.filters.http.ext_authz": {
+								"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+								"checkSettings": {
+									"contextExtensions": {
+										"internal": "false",
+										"route_id": "6911793875091303063"
+									}
+								}
+							}
 						}
 					}
 				]

config/envoyconfig/routes.go

@@ -45,7 +45,7 @@ func (b *Builder) buildGRPCRoutes() ([]*envoy_config_route_v3.Route, error) {
 		},
 		Action: action,
 		TypedPerFilterConfig: map[string]*any.Any{
-			"envoy.filters.http.ext_authz": disableExtAuthz,
+			PerFilterConfigExtAuthzName: PerFilterConfigExtAuthzDisabled(),
 		},
 	}}, nil
 }
@@ -65,20 +65,16 @@ func (b *Builder) buildPomeriumHTTPRoutes(
 	}
 	if !isFrontingAuthenticate {
 		routes = append(routes,
-			// enable ext_authz
+			b.buildControlPlanePathRoute(options, "/ping", requireStrictTransportSecurity),
-			b.buildControlPlanePathRoute(options, "/.pomerium/jwt", true, requireStrictTransportSecurity),
+			b.buildControlPlanePathRoute(options, "/healthz", requireStrictTransportSecurity),
-			b.buildControlPlanePathRoute(options, urlutil.WebAuthnURLPath, true, requireStrictTransportSecurity),
+			b.buildControlPlanePathRoute(options, "/.pomerium", requireStrictTransportSecurity),
-			// disable ext_authz and passthrough to proxy handlers
+			b.buildControlPlanePrefixRoute(options, "/.pomerium/", requireStrictTransportSecurity),
-			b.buildControlPlanePathRoute(options, "/ping", false, requireStrictTransportSecurity),
+			b.buildControlPlanePathRoute(options, "/.well-known/pomerium", requireStrictTransportSecurity),
-			b.buildControlPlanePathRoute(options, "/healthz", false, requireStrictTransportSecurity),
+			b.buildControlPlanePrefixRoute(options, "/.well-known/pomerium/", requireStrictTransportSecurity),
-			b.buildControlPlanePathRoute(options, "/.pomerium", false, requireStrictTransportSecurity),
-			b.buildControlPlanePrefixRoute(options, "/.pomerium/", false, requireStrictTransportSecurity),
-			b.buildControlPlanePathRoute(options, "/.well-known/pomerium", false, requireStrictTransportSecurity),
-			b.buildControlPlanePrefixRoute(options, "/.well-known/pomerium/", false, requireStrictTransportSecurity),
 		)
 		// per #837, only add robots.txt if there are no unauthenticated routes
 		if !hasPublicPolicyMatchingURL(options, url.URL{Scheme: "https", Host: host, Path: "/robots.txt"}) {
-			routes = append(routes, b.buildControlPlanePathRoute(options, "/robots.txt", false, requireStrictTransportSecurity))
+			routes = append(routes, b.buildControlPlanePathRoute(options, "/robots.txt", requireStrictTransportSecurity))
 		}
 	}
 
@@ -109,8 +105,8 @@ func (b *Builder) buildPomeriumAuthenticateHTTPRoutes(
 		}
 		if urlMatchesHost(u, host) {
 			return []*envoy_config_route_v3.Route{
-				b.buildControlPlanePathRoute(options, options.AuthenticateCallbackPath, false, requireStrictTransportSecurity),
+				b.buildControlPlanePathRoute(options, options.AuthenticateCallbackPath, requireStrictTransportSecurity),
-				b.buildControlPlanePathRoute(options, "/", false, requireStrictTransportSecurity),
+				b.buildControlPlanePathRoute(options, "/", requireStrictTransportSecurity),
 			}, nil
 		}
 	}
@@ -120,7 +116,6 @@ func (b *Builder) buildPomeriumAuthenticateHTTPRoutes(
 func (b *Builder) buildControlPlanePathRoute(
 	options *config.Options,
 	path string,
-	protected bool,
 	requireStrictTransportSecurity bool,
 ) *envoy_config_route_v3.Route {
 	r := &envoy_config_route_v3.Route{
@@ -136,11 +131,9 @@ func (b *Builder) buildControlPlanePathRoute(
 			},
 		},
 		ResponseHeadersToAdd: toEnvoyHeaders(options.GetSetResponseHeaders(requireStrictTransportSecurity)),
-	}
+		TypedPerFilterConfig: map[string]*any.Any{
-	if !protected {
+			PerFilterConfigExtAuthzName: PerFilterConfigExtAuthzContextExtensions(MakeExtAuthzContextExtensions(true, 0)),
-		r.TypedPerFilterConfig = map[string]*any.Any{
+		},
-			"envoy.filters.http.ext_authz": disableExtAuthz,
-		}
 	}
 	return r
 }
@@ -148,7 +141,6 @@ func (b *Builder) buildControlPlanePathRoute(
 func (b *Builder) buildControlPlanePrefixRoute(
 	options *config.Options,
 	prefix string,
-	protected bool,
 	requireStrictTransportSecurity bool,
 ) *envoy_config_route_v3.Route {
 	r := &envoy_config_route_v3.Route{
@@ -164,11 +156,9 @@ func (b *Builder) buildControlPlanePrefixRoute(
 			},
 		},
 		ResponseHeadersToAdd: toEnvoyHeaders(options.GetSetResponseHeaders(requireStrictTransportSecurity)),
-	}
+		TypedPerFilterConfig: map[string]*any.Any{
-	if !protected {
+			PerFilterConfigExtAuthzName: PerFilterConfigExtAuthzContextExtensions(MakeExtAuthzContextExtensions(true, 0)),
-		r.TypedPerFilterConfig = map[string]*any.Any{
+		},
-			"envoy.filters.http.ext_authz": disableExtAuthz,
-		}
 	}
 	return r
 }
@@ -288,6 +278,11 @@ func (b *Builder) buildRouteForPolicyAndMatch(
 		return nil, err
 	}
 
+	routeID, err := policy.RouteID()
+	if err != nil {
+		return nil, err
+	}
+
 	requireStrictTransportSecurity := cryptutil.HasCertificateForServerName(certs, fromURL.Hostname())
 
 	route := &envoy_config_route_v3.Route{
@@ -323,9 +318,12 @@ func (b *Builder) buildRouteForPolicyAndMatch(
 	}
 	if isFrontingAuthenticate {
 		route.TypedPerFilterConfig = map[string]*any.Any{
-			"envoy.filters.http.ext_authz": disableExtAuthz,
+			PerFilterConfigExtAuthzName: PerFilterConfigExtAuthzDisabled(),
 		}
 	} else {
+		route.TypedPerFilterConfig = map[string]*any.Any{
+			PerFilterConfigExtAuthzName: PerFilterConfigExtAuthzContextExtensions(MakeExtAuthzContextExtensions(false, routeID)),
+		}
 		luaMetadata["remove_pomerium_cookie"] = &structpb.Value{
 			Kind: &structpb.Value_StringValue{
 				StringValue: cfg.Options.CookieName,
@@ -344,8 +342,7 @@ func (b *Builder) buildRouteForPolicyAndMatch(
 	}
 
 	if policy.IsForKubernetes() {
-		policyID, _ := policy.RouteID()
+		for _, hdr := range b.reproxy.GetPolicyIDHeaders(routeID) {
-		for _, hdr := range b.reproxy.GetPolicyIDHeaders(policyID) {
 			route.RequestHeadersToAdd = append(route.RequestHeadersToAdd,
 				&envoy_config_core_v3.HeaderValueOption{
 					Header: &envoy_config_core_v3.HeaderValue{

config/envoyconfig/routes_test.go

@@ -16,7 +16,6 @@ import (
 	"github.com/pomerium/pomerium/config"
 	"github.com/pomerium/pomerium/config/envoyconfig/filemgr"
 	"github.com/pomerium/pomerium/internal/testutil"
-	"github.com/pomerium/pomerium/internal/urlutil"
 	"github.com/pomerium/pomerium/pkg/cryptutil"
 )
 
@@ -56,7 +55,7 @@ func Test_buildGRPCRoutes(t *testing.T) {
 
 func Test_buildPomeriumHTTPRoutes(t *testing.T) {
 	b := &Builder{filemgr: filemgr.NewManager()}
-	routeString := func(typ, name string, protected bool) string {
+	routeString := func(typ, name string) string {
 		str := `{
 			"name": "pomerium-` + typ + `-` + name + `",
 			"match": {
@@ -80,19 +79,19 @@ func Test_buildPomeriumHTTPRoutes(t *testing.T) {
 			],
 			"route": {
 				"cluster": "pomerium-control-plane-http"
-				}
+			},
-			`
-		if !protected {
-			str += `,
 			"typedPerFilterConfig": {
 				"envoy.filters.http.ext_authz": {
 					"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
-						"disabled": true
+					"checkSettings": {
+						"contextExtensions": {
+							"internal": "true",
+							"route_id": "0"
 						}
 					}
-			`
 				}
-		str += "}"
+			}
+		}`
 		return str
 	}
 	t.Run("authenticate", func(t *testing.T) {
@@ -105,17 +104,15 @@ func Test_buildPomeriumHTTPRoutes(t *testing.T) {
 		require.NoError(t, err)
 
 		testutil.AssertProtoJSONEqual(t, `[
-			`+routeString("path", "/.pomerium/jwt", true)+`,
+			`+routeString("path", "/ping")+`,
-			`+routeString("path", urlutil.WebAuthnURLPath, true)+`,
+			`+routeString("path", "/healthz")+`,
-			`+routeString("path", "/ping", false)+`,
+			`+routeString("path", "/.pomerium")+`,
-			`+routeString("path", "/healthz", false)+`,
+			`+routeString("prefix", "/.pomerium/")+`,
-			`+routeString("path", "/.pomerium", false)+`,
+			`+routeString("path", "/.well-known/pomerium")+`,
-			`+routeString("prefix", "/.pomerium/", false)+`,
+			`+routeString("prefix", "/.well-known/pomerium/")+`,
-			`+routeString("path", "/.well-known/pomerium", false)+`,
+			`+routeString("path", "/robots.txt")+`,
-			`+routeString("prefix", "/.well-known/pomerium/", false)+`,
+			`+routeString("path", "/oauth2/callback")+`,
-			`+routeString("path", "/robots.txt", false)+`,
+			`+routeString("path", "/")+`
-			`+routeString("path", "/oauth2/callback", false)+`,
-			`+routeString("path", "/", false)+`
 		]`, routes)
 	})
 	t.Run("proxy fronting authenticate", func(t *testing.T) {
@@ -144,15 +141,13 @@ func Test_buildPomeriumHTTPRoutes(t *testing.T) {
 		require.NoError(t, err)
 
 		testutil.AssertProtoJSONEqual(t, `[
-			`+routeString("path", "/.pomerium/jwt", true)+`,
+			`+routeString("path", "/ping")+`,
-			`+routeString("path", urlutil.WebAuthnURLPath, true)+`,
+			`+routeString("path", "/healthz")+`,
-			`+routeString("path", "/ping", false)+`,
+			`+routeString("path", "/.pomerium")+`,
-			`+routeString("path", "/healthz", false)+`,
+			`+routeString("prefix", "/.pomerium/")+`,
-			`+routeString("path", "/.pomerium", false)+`,
+			`+routeString("path", "/.well-known/pomerium")+`,
-			`+routeString("prefix", "/.pomerium/", false)+`,
+			`+routeString("prefix", "/.well-known/pomerium/")+`,
-			`+routeString("path", "/.well-known/pomerium", false)+`,
+			`+routeString("path", "/robots.txt")+`
-			`+routeString("prefix", "/.well-known/pomerium/", false)+`,
-			`+routeString("path", "/robots.txt", false)+`
 		]`, routes)
 	})
 
@@ -172,14 +167,12 @@ func Test_buildPomeriumHTTPRoutes(t *testing.T) {
 		require.NoError(t, err)
 
 		testutil.AssertProtoJSONEqual(t, `[
-			`+routeString("path", "/.pomerium/jwt", true)+`,
+			`+routeString("path", "/ping")+`,
-			`+routeString("path", urlutil.WebAuthnURLPath, true)+`,
+			`+routeString("path", "/healthz")+`,
-			`+routeString("path", "/ping", false)+`,
+			`+routeString("path", "/.pomerium")+`,
-			`+routeString("path", "/healthz", false)+`,
+			`+routeString("prefix", "/.pomerium/")+`,
-			`+routeString("path", "/.pomerium", false)+`,
+			`+routeString("path", "/.well-known/pomerium")+`,
-			`+routeString("prefix", "/.pomerium/", false)+`,
+			`+routeString("prefix", "/.well-known/pomerium/")+`
-			`+routeString("path", "/.well-known/pomerium", false)+`,
-			`+routeString("prefix", "/.well-known/pomerium/", false)+`
 		]`, routes)
 	})
 }
@@ -187,7 +180,7 @@ func Test_buildPomeriumHTTPRoutes(t *testing.T) {
 func Test_buildControlPlanePathRoute(t *testing.T) {
 	options := config.NewDefaultOptions()
 	b := &Builder{filemgr: filemgr.NewManager()}
-	route := b.buildControlPlanePathRoute(options, "/hello/world", false, false)
+	route := b.buildControlPlanePathRoute(options, "/hello/world", false)
 	testutil.AssertProtoJSONEqual(t, `
 		{
 			"name": "pomerium-path-/hello/world",
@@ -216,7 +209,12 @@ func Test_buildControlPlanePathRoute(t *testing.T) {
 			"typedPerFilterConfig": {
 				"envoy.filters.http.ext_authz": {
 					"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
-					"disabled": true
+					"checkSettings": {
+						"contextExtensions": {
+							"internal": "true",
+							"route_id": "0"
+						}
+					}
 				}
 			}
 		}
@@ -226,7 +224,7 @@ func Test_buildControlPlanePathRoute(t *testing.T) {
 func Test_buildControlPlanePrefixRoute(t *testing.T) {
 	options := config.NewDefaultOptions()
 	b := &Builder{filemgr: filemgr.NewManager()}
-	route := b.buildControlPlanePrefixRoute(options, "/hello/world/", false, false)
+	route := b.buildControlPlanePrefixRoute(options, "/hello/world/", false)
 	testutil.AssertProtoJSONEqual(t, `
 		{
 			"name": "pomerium-prefix-/hello/world/",
@@ -255,7 +253,12 @@ func Test_buildControlPlanePrefixRoute(t *testing.T) {
 			"typedPerFilterConfig": {
 				"envoy.filters.http.ext_authz": {
 					"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
-					"disabled": true
+					"checkSettings": {
+						"contextExtensions": {
+							"internal": "true",
+							"route_id": "0"
+						}
+					}
 				}
 			}
 		}
@@ -301,6 +304,7 @@ func TestTimeouts(t *testing.T) {
 			Policies: []config.Policy{
 				{
 					From:            "https://example.com",
+					To:              mustParseWeightedURLs(t, "https://to.example.com"),
 					Path:            "/test",
 					UpstreamTimeout: getDuration(tc.upstream),
 					IdleTimeout:     getDuration(tc.idle),
@@ -356,14 +360,17 @@ func Test_buildPolicyRoutes(t *testing.T) {
 		Policies: []config.Policy{
 			{
 				From:                "https://ignore.example.com",
+				To:                  mustParseWeightedURLs(t, "https://to.example.com"),
 				PassIdentityHeaders: true,
 			},
 			{
 				From:                "https://example.com",
+				To:                  mustParseWeightedURLs(t, "https://to.example.com"),
 				PassIdentityHeaders: true,
 			},
 			{
 				From:                "https://example.com",
+				To:                  mustParseWeightedURLs(t, "https://to.example.com"),
 				Path:                "/some/path",
 				AllowWebsockets:     true,
 				PreserveHostHeader:  true,
@@ -371,6 +378,7 @@ func Test_buildPolicyRoutes(t *testing.T) {
 			},
 			{
 				From:                "https://example.com",
+				To:                  mustParseWeightedURLs(t, "https://to.example.com"),
 				Prefix:              "/some/prefix/",
 				SetRequestHeaders:   map[string]string{"HEADER-KEY": "HEADER-VALUE"},
 				UpstreamTimeout:     &oneMinute,
@@ -378,11 +386,13 @@ func Test_buildPolicyRoutes(t *testing.T) {
 			},
 			{
 				From:                "https://example.com",
+				To:                  mustParseWeightedURLs(t, "https://to.example.com"),
 				Regex:               `^/[a]+$`,
 				PassIdentityHeaders: true,
 			},
 			{
 				From:                 "https://example.com",
+				To:                   mustParseWeightedURLs(t, "https://to.example.com"),
 				Prefix:               "/some/prefix/",
 				RemoveRequestHeaders: []string{"HEADER-KEY"},
 				UpstreamTimeout:      &oneMinute,
@@ -390,6 +400,7 @@ func Test_buildPolicyRoutes(t *testing.T) {
 			},
 			{
 				From:                "https://example.com",
+				To:                  mustParseWeightedURLs(t, "https://to.example.com"),
 				Path:                "/some/path",
 				AllowSPDY:           true,
 				PreserveHostHeader:  true,
@@ -397,6 +408,7 @@ func Test_buildPolicyRoutes(t *testing.T) {
 			},
 			{
 				From:                "https://example.com",
+				To:                  mustParseWeightedURLs(t, "https://to.example.com"),
 				Path:                "/some/path",
 				AllowSPDY:           true,
 				AllowWebsockets:     true,
@@ -405,6 +417,7 @@ func Test_buildPolicyRoutes(t *testing.T) {
 			},
 			{
 				From:                "https://example.com",
+				To:                  mustParseWeightedURLs(t, "https://to.example.com"),
 				Path:                "/websocket-timeout",
 				AllowWebsockets:     true,
 				PreserveHostHeader:  true,
@@ -474,7 +487,18 @@ func Test_buildPolicyRoutes(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "11444765232398592404"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-2",
@@ -534,7 +558,18 @@ func Test_buildPolicyRoutes(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "2990091139764155677"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-3",
@@ -600,7 +635,18 @@ func Test_buildPolicyRoutes(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "2544588842279234006"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-4",
@@ -661,7 +707,18 @@ func Test_buildPolicyRoutes(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "10244970664102670752"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-5",
@@ -721,7 +778,18 @@ func Test_buildPolicyRoutes(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "2544588842279234006"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-6",
@@ -780,7 +848,18 @@ func Test_buildPolicyRoutes(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "2990091139764155677"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-7",
@@ -840,7 +919,18 @@ func Test_buildPolicyRoutes(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "2990091139764155677"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-8",
@@ -900,7 +990,18 @@ func Test_buildPolicyRoutes(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "1052418080698022187"
+							}
+						}
+					}
+				}
 			}
 		]
 	`, routes)
@@ -915,6 +1016,7 @@ func Test_buildPolicyRoutes(t *testing.T) {
 			Policies: []config.Policy{
 				{
 					From:                "https://authenticate.example.com",
+					To:                  mustParseWeightedURLs(t, "https://authenticate.internal"),
 					PassIdentityHeaders: true,
 				},
 			},
@@ -997,10 +1099,12 @@ func Test_buildPolicyRoutes(t *testing.T) {
 			Policies: []config.Policy{
 				{
 					From:                "tcp+https://example.com:22",
+					To:                  mustParseWeightedURLs(t, "https://to.example.com"),
 					PassIdentityHeaders: true,
 				},
 				{
 					From:                "tcp+https://example.com:22",
+					To:                  mustParseWeightedURLs(t, "https://to.example.com"),
 					PassIdentityHeaders: true,
 					UpstreamTimeout:     &ten,
 				},
@@ -1069,7 +1173,18 @@ func Test_buildPolicyRoutes(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "2226589900561460978"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-1",
@@ -1130,7 +1245,18 @@ func Test_buildPolicyRoutes(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "2226589900561460978"
+							}
+						}
+					}
+				}
 			}
 		]
 	`, routes)
@@ -1149,6 +1275,7 @@ func Test_buildPolicyRoutes(t *testing.T) {
 			Policies: []config.Policy{
 				{
 					From: "https://from.example.com",
+					To:   mustParseWeightedURLs(t, "https://to.example.com"),
 				},
 			},
 		}}, nil, "from.example.com")
@@ -1216,7 +1343,18 @@ func Test_buildPolicyRoutes(t *testing.T) {
 							  "value": "1; mode=block"
 							}
 						}
-					]
+					],
+					"typedPerFilterConfig": {
+						"envoy.filters.http.ext_authz": {
+							"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+							"checkSettings": {
+								"contextExtensions": {
+									"internal": "false",
+									"route_id": "15508081512033148378"
+								}
+							}
+						}
+					}
 				}
 			]
 		`, routes)
@@ -1335,7 +1473,18 @@ func Test_buildPolicyRoutesRewrite(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "285016060542193864"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-1",
@@ -1395,7 +1544,18 @@ func Test_buildPolicyRoutesRewrite(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "285016060542193864"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-2",
@@ -1460,7 +1620,18 @@ func Test_buildPolicyRoutesRewrite(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "285016060542193864"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-3",
@@ -1520,7 +1691,18 @@ func Test_buildPolicyRoutesRewrite(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "285016060542193864"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-4",
@@ -1580,7 +1762,18 @@ func Test_buildPolicyRoutesRewrite(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "285016060542193864"
+							}
+						}
+					}
+				}
 			},
 			{
 				"name": "policy-5",
@@ -1645,7 +1838,18 @@ func Test_buildPolicyRoutesRewrite(t *testing.T) {
 						  "value": "1; mode=block"
 						}
 					}
-				]
+				],
+				"typedPerFilterConfig": {
+					"envoy.filters.http.ext_authz": {
+						"@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute",
+						"checkSettings": {
+							"contextExtensions": {
+								"internal": "false",
+								"route_id": "285016060542193864"
+							}
+						}
+					}
+				}
 			}
 		]
 	`, routes)

config/envoyconfig/testdata/main_http_connection_manager_filter.json

@@ -120,6 +120,7 @@
       ]
     },
     "requestTimeout": "30s",
+    "normalizePath": true,
     "rds": {
       "configSource": {
         "ads": {},

config/policy_ppl.go

@@ -13,10 +13,6 @@ func (p *Policy) ToPPL() *parser.Policy {
 	ppl := &parser.Policy{}
 
 	allowRule := parser.Rule{Action: parser.ActionAllow}
-	allowRule.Or = append(allowRule.Or,
-		parser.Criterion{
-			Name: "pomerium_routes",
-		})
 	if p.AllowPublicUnauthenticatedAccess {
 		allowRule.Or = append(allowRule.Or,
 			parser.Criterion{

config/policy_ppl_test.go

@@ -57,24 +57,6 @@ default allow = [false, set()]
 
 default deny = [false, set()]
 
-pomerium_routes_0 = [true, {"pomerium-route"}] {
-	session := get_session(input.session.id)
-	session.id != ""
-	contains(input.http.url, "/.pomerium/")
-}
-
-else = [true, {"pomerium-route"}] {
-	contains(input.http.url, "/.pomerium/")
-	not contains(input.http.url, "/.pomerium/jwt")
-	not contains(input.http.url, "/.pomerium/webauthn")
-}
-
-else = [false, {"user-unauthenticated"}] {
-	contains(input.http.url, "/.pomerium/")
-}
-
-else = [false, {"non-pomerium-route"}]
-
 accept_0 = [true, {"accept"}]
 
 cors_preflight_0 = [true, {"cors-request"}] {
@@ -380,7 +362,7 @@ else = [false, {"email-unauthorized"}] {
 else = [false, {"user-unauthenticated"}]
 
 or_0 = v {
-	results := [pomerium_routes_0, accept_0, cors_preflight_0, authenticated_user_0, domain_0, domain_1, domain_2, domain_3, domain_4, claim_0, claim_1, claim_2, claim_3, user_0, email_0, user_1, email_1, user_2, email_2, user_3, email_3, user_4, email_4]
+	results := [accept_0, cors_preflight_0, authenticated_user_0, domain_0, domain_1, domain_2, domain_3, domain_4, claim_0, claim_1, claim_2, claim_3, user_0, email_0, user_1, email_1, user_2, email_2, user_3, email_3, user_4, email_4]
 	normalized := [normalize_criterion_result(x) | x := results[i]]
 	v := merge_with_or(normalized)
 }

pkg/policy/criteria/pomerium_routes.go

@@ -1,65 +0,0 @@
-package criteria
-
-import (
-	"github.com/open-policy-agent/opa/ast"
-
-	"github.com/pomerium/pomerium/internal/urlutil"
-	"github.com/pomerium/pomerium/pkg/policy/generator"
-	"github.com/pomerium/pomerium/pkg/policy/parser"
-	"github.com/pomerium/pomerium/pkg/policy/rules"
-)
-
-type pomeriumRoutesCriterion struct {
-	g *Generator
-}
-
-func (pomeriumRoutesCriterion) DataType() generator.CriterionDataType {
-	return generator.CriterionDataTypeUnused
-}
-
-func (pomeriumRoutesCriterion) Name() string {
-	return "pomerium_routes"
-}
-
-func (c pomeriumRoutesCriterion) GenerateRule(_ string, _ parser.Value) (*ast.Rule, []*ast.Rule, error) {
-	r1 := c.g.NewRule(c.Name())
-	r1.Head.Value = NewCriterionTerm(true, ReasonPomeriumRoute)
-	r1.Body = ast.Body{
-		ast.MustParseExpr(`session := get_session(input.session.id)`),
-		ast.MustParseExpr(`session.id != ""`),
-		ast.MustParseExpr(`contains(input.http.url, "/.pomerium/")`),
-	}
-
-	r2 := c.g.NewRule(c.Name())
-	r2.Head.Value = NewCriterionTerm(true, ReasonPomeriumRoute)
-	r2.Body = ast.Body{
-		ast.MustParseExpr(`contains(input.http.url, "/.pomerium/")`),
-		ast.MustParseExpr(`not contains(input.http.url, "/.pomerium/jwt")`),
-		ast.MustParseExpr(`not contains(input.http.url, "` + urlutil.WebAuthnURLPath + `")`),
-	}
-	r1.Else = r2
-
-	r3 := c.g.NewRule(c.Name())
-	r3.Head.Value = NewCriterionTerm(false, ReasonUserUnauthenticated)
-	r3.Body = ast.Body{
-		ast.MustParseExpr(`contains(input.http.url, "/.pomerium/")`),
-	}
-	r2.Else = r3
-
-	r4 := c.g.NewRule(c.Name())
-	r4.Head.Value = NewCriterionTerm(false, ReasonNonPomeriumRoute)
-	r3.Else = r4
-
-	return r1, []*ast.Rule{
-		rules.GetSession(),
-	}, nil
-}
-
-// PomeriumRoutes returns a Criterion on that allows access to pomerium routes.
-func PomeriumRoutes(generator *Generator) Criterion {
-	return pomeriumRoutesCriterion{g: generator}
-}
-
-func init() {
-	Register(PomeriumRoutes)
-}