diff --git a/agent/xds/routes.go b/agent/xds/routes.go index 0379fc0bad9b..016950689c24 100644 --- a/agent/xds/routes.go +++ b/agent/xds/routes.go @@ -3,6 +3,7 @@ package xds import ( "errors" "fmt" + "net" "strings" envoy "github.com/envoyproxy/go-control-plane/envoy/api/v2" @@ -98,19 +99,7 @@ func routesFromSnapshotIngressGateway(cfgSnap *proxycfg.ConfigSnapshot) ([]proto continue } - namespace := u.GetEnterpriseMeta().NamespaceOrDefault() - var domains []string - switch { - case len(u.IngressHosts) > 0: - // If a user has specified hosts, do not add the default - // ".ingress.*" prefixes - domains = u.IngressHosts - case namespace != structs.IntentionDefaultNamespace: - domains = []string{fmt.Sprintf("%s.ingress.%s.*", chain.ServiceName, namespace)} - default: - domains = []string{fmt.Sprintf("%s.ingress.*", chain.ServiceName)} - } - + domains := generateUpstreamIngressDomains(listenerKey, u) virtualHost, err := makeUpstreamRouteForDiscoveryChain(upstreamID, chain, domains) if err != nil { return nil, err @@ -124,6 +113,52 @@ func routesFromSnapshotIngressGateway(cfgSnap *proxycfg.ConfigSnapshot) ([]proto return result, nil } +func generateUpstreamIngressDomains(listenerKey proxycfg.IngressListenerKey, u structs.Upstream) []string { + var domains []string + domainsSet := make(map[string]bool) + + namespace := u.GetEnterpriseMeta().NamespaceOrDefault() + switch { + case len(u.IngressHosts) > 0: + // If a user has specified hosts, do not add the default + // ".ingress.*" prefixes + domains = u.IngressHosts + case namespace != structs.IntentionDefaultNamespace: + domains = []string{fmt.Sprintf("%s.ingress.%s.*", u.DestinationName, namespace)} + default: + domains = []string{fmt.Sprintf("%s.ingress.*", u.DestinationName)} + } + + for _, h := range domains { + domainsSet[h] = true + } + + // Host headers may contain port numbers in them, so we need to make sure + // we match on the host with and without the port number. Well-known + // ports like HTTP/HTTPS are stripped from Host headers, but other ports + // will be in the header. + for _, h := range domains { + _, _, err := net.SplitHostPort(h) + // Error message from Go's net/ipsock.go + // We check to see if a port is not missing, and ignore the + // error from SplitHostPort otherwise, since we have previously + // validated the Host values and should trust the user's input. + if err == nil || !strings.Contains(err.Error(), "missing port in address") { + continue + } + + domainWithPort := fmt.Sprintf("%s:%d", h, listenerKey.Port) + + // Do not add a duplicate domain if a hostname with port is already in the + // set + if !domainsSet[domainWithPort] { + domains = append(domains, domainWithPort) + } + } + + return domains +} + func makeUpstreamRouteForDiscoveryChain( routeName string, chain *structs.CompiledDiscoveryChain, diff --git a/agent/xds/routes_test.go b/agent/xds/routes_test.go index 176e4492a232..a11000ae4a86 100644 --- a/agent/xds/routes_test.go +++ b/agent/xds/routes_test.go @@ -117,7 +117,11 @@ func TestRoutesFromSnapshot(t *testing.T) { { DestinationName: "foo", LocalBindPort: 8080, - IngressHosts: []string{"test1.example.com", "test2.example.com"}, + IngressHosts: []string{ + "test1.example.com", + "test2.example.com", + "test2.example.com:8080", + }, }, { DestinationName: "bar", diff --git a/agent/xds/testdata/routes/ingress-http-multiple-services.golden b/agent/xds/testdata/routes/ingress-http-multiple-services.golden index cdb5d2daa616..aaab96ef9b75 100644 --- a/agent/xds/testdata/routes/ingress-http-multiple-services.golden +++ b/agent/xds/testdata/routes/ingress-http-multiple-services.golden @@ -8,7 +8,8 @@ { "name": "baz", "domains": [ - "baz.ingress.*" + "baz.ingress.*", + "baz.ingress.*:443" ], "routes": [ { @@ -24,7 +25,8 @@ { "name": "qux", "domains": [ - "qux.ingress.*" + "qux.ingress.*", + "qux.ingress.*:443" ], "routes": [ { @@ -48,7 +50,9 @@ "name": "foo", "domains": [ "test1.example.com", - "test2.example.com" + "test2.example.com", + "test2.example.com:8080", + "test1.example.com:8080" ], "routes": [ { @@ -64,7 +68,8 @@ { "name": "bar", "domains": [ - "bar.ingress.*" + "bar.ingress.*", + "bar.ingress.*:8080" ], "routes": [ { diff --git a/agent/xds/testdata/routes/ingress-splitter-with-resolver-redirect.golden b/agent/xds/testdata/routes/ingress-splitter-with-resolver-redirect.golden index ebcc9f0845ad..ef5665e0f2b5 100644 --- a/agent/xds/testdata/routes/ingress-splitter-with-resolver-redirect.golden +++ b/agent/xds/testdata/routes/ingress-splitter-with-resolver-redirect.golden @@ -8,7 +8,8 @@ { "name": "db", "domains": [ - "db.ingress.*" + "db.ingress.*", + "db.ingress.*:9191" ], "routes": [ { diff --git a/agent/xds/testdata/routes/ingress-with-chain-and-router.golden b/agent/xds/testdata/routes/ingress-with-chain-and-router.golden index 0f15394b64b2..1c8b1b2c3bce 100644 --- a/agent/xds/testdata/routes/ingress-with-chain-and-router.golden +++ b/agent/xds/testdata/routes/ingress-with-chain-and-router.golden @@ -8,7 +8,8 @@ { "name": "db", "domains": [ - "db.ingress.*" + "db.ingress.*", + "db.ingress.*:9191" ], "routes": [ { diff --git a/agent/xds/testdata/routes/ingress-with-chain-and-splitter.golden b/agent/xds/testdata/routes/ingress-with-chain-and-splitter.golden index b9a403fa052d..4601126e10b7 100644 --- a/agent/xds/testdata/routes/ingress-with-chain-and-splitter.golden +++ b/agent/xds/testdata/routes/ingress-with-chain-and-splitter.golden @@ -8,7 +8,8 @@ { "name": "db", "domains": [ - "db.ingress.*" + "db.ingress.*", + "db.ingress.*:9191" ], "routes": [ { diff --git a/agent/xds/testdata/routes/ingress-with-grpc-router.golden b/agent/xds/testdata/routes/ingress-with-grpc-router.golden index 789c7015badd..5e2dd93481bf 100644 --- a/agent/xds/testdata/routes/ingress-with-grpc-router.golden +++ b/agent/xds/testdata/routes/ingress-with-grpc-router.golden @@ -8,7 +8,8 @@ { "name": "db", "domains": [ - "db.ingress.*" + "db.ingress.*", + "db.ingress.*:9191" ], "routes": [ { diff --git a/test/integration/connect/envoy/case-ingress-gateway-tls/config_entries.hcl b/test/integration/connect/envoy/case-ingress-gateway-tls/config_entries.hcl index 9a248763018a..2cde25a7c582 100644 --- a/test/integration/connect/envoy/case-ingress-gateway-tls/config_entries.hcl +++ b/test/integration/connect/envoy/case-ingress-gateway-tls/config_entries.hcl @@ -18,6 +18,15 @@ config_entries { } listeners = [ + { + port = 9998 + protocol = "http" + services = [ + { + name = "s1" + } + ] + }, { port = 9999 protocol = "http" diff --git a/test/integration/connect/envoy/case-ingress-gateway-tls/verify.bats b/test/integration/connect/envoy/case-ingress-gateway-tls/verify.bats index 0c08a224d96f..6ee2288908d0 100644 --- a/test/integration/connect/envoy/case-ingress-gateway-tls/verify.bats +++ b/test/integration/connect/envoy/case-ingress-gateway-tls/verify.bats @@ -23,12 +23,12 @@ load helpers } @test "should be able to connect to s1 through the TLS-enabled ingress port" { - assert_dnssan_in_cert localhost:9999 '\*.ingress.consul' + assert_dnssan_in_cert localhost:9998 '\*.ingress.consul' # Use the --resolve argument to fake dns resolution for now so we can use the # s1.ingress.consul domain to validate the cert run retry_default curl --cacert <(get_ca_root) -s -f -d hello \ - --resolve s1.ingress.consul:9999:127.0.0.1 \ - https://s1.ingress.consul:9999 + --resolve s1.ingress.consul:9998:127.0.0.1 \ + https://s1.ingress.consul:9998 [ "$status" -eq 0 ] [ "$output" = "hello" ] } diff --git a/test/integration/connect/envoy/main_test.go b/test/integration/connect/envoy/main_test.go index 9ada95da7d7f..a4f6db32bec9 100644 --- a/test/integration/connect/envoy/main_test.go +++ b/test/integration/connect/envoy/main_test.go @@ -32,6 +32,7 @@ func TestEnvoy(t *testing.T) { "case-ingress-gateway-http", "case-ingress-gateway-multiple-services", "case-ingress-gateway-simple", + "case-ingress-gateway-tls", "case-ingress-mesh-gateways-resolver", "case-multidc-rsa-ca", "case-prometheus",