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Multi-layer routing

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Co-authored-by: Romain <rtribotte@users.noreply.github.com>
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Simon Delicata 2025-10-22 11:58:05 +02:00 • committed by GitHub
parent 8392503df7
commit d6598f370c
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37 changed files with 2834 additions and 37 deletions
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316
pkg/provider/kubernetes/crd/kubernetes_test.go
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@ -5351,6 +5351,322 @@ func TestLoadIngressRoutes(t *testing.T) {
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "IngressRoute with single parent (single route)",
paths: []string{"parent_refs_services.yml", "parent_refs_single_parent_single_route.yml"},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{
"default-parent-single-3c07cfffe8e5f876a01e": {
EntryPoints: []string{"web"},
Rule: "Host(`parent.example.com`)",
},
"default-child-single-2bba0a3de1b50b70a519": {
Service: "default-child-single-2bba0a3de1b50b70a519",
Rule: "Path(`/api`)",
ParentRefs: []string{"default-parent-single-3c07cfffe8e5f876a01e"},
},
},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{
"default-child-single-2bba0a3de1b50b70a519": {
LoadBalancer: &dynamic.ServersLoadBalancer{
Strategy: dynamic.BalancerStrategyWRR,
Servers: []dynamic.Server{
{
URL: "http://10.10.2.1:9000",
},
{
URL: "http://10.10.2.2:9000",
},
},
PassHostHeader: pointer(true),
ResponseForwarding: &dynamic.ResponseForwarding{
FlushInterval: ptypes.Duration(100 * time.Millisecond),
},
},
},
},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "IngressRoute with single parent (multiple routes) - all parent routers in ParentRefs",
paths: []string{"parent_refs_services.yml", "parent_refs_single_parent_multiple_routes.yml"},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{
"default-parent-multi-4aac0d541c2b669a2d5d": {
EntryPoints: []string{"web"},
Rule: "Host(`api.example.com`) && PathPrefix(`/v1`)",
},
"default-parent-multi-0af1ca0a94f5b87a125e": {
EntryPoints: []string{"web"},
Rule: "Host(`api.example.com`) && PathPrefix(`/v2`)",
},
"default-child-multi-routes-b0479051e6a353d66211": {
Service: "default-child-multi-routes-b0479051e6a353d66211",
Rule: "Path(`/users`)",
ParentRefs: []string{"default-parent-multi-4aac0d541c2b669a2d5d", "default-parent-multi-0af1ca0a94f5b87a125e"},
},
},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{
"default-child-multi-routes-b0479051e6a353d66211": {
LoadBalancer: &dynamic.ServersLoadBalancer{
Strategy: dynamic.BalancerStrategyWRR,
Servers: []dynamic.Server{
{
URL: "http://10.10.5.1:9000",
},
{
URL: "http://10.10.5.2:9000",
},
},
PassHostHeader: pointer(true),
ResponseForwarding: &dynamic.ResponseForwarding{
FlushInterval: ptypes.Duration(100 * time.Millisecond),
},
},
},
},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "IngressRoute with multiple parents",
paths: []string{"parent_refs_services.yml", "parent_refs_multiple_parents.yml"},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{
"default-parent-a-629990b524bf9a1a8d27": {
EntryPoints: []string{"web"},
Rule: "Host(`a.example.com`)",
},
"default-parent-b-add617f9b95cff009054": {
EntryPoints: []string{"web"},
Rule: "Host(`b.example.com`)",
},
"default-child-multi-parents-8013b5025acddd1761d1": {
Service: "default-child-multi-parents-8013b5025acddd1761d1",
Rule: "Path(`/shared`)",
ParentRefs: []string{"default-parent-a-629990b524bf9a1a8d27", "default-parent-b-add617f9b95cff009054"},
},
},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{
"default-child-multi-parents-8013b5025acddd1761d1": {
LoadBalancer: &dynamic.ServersLoadBalancer{
Strategy: dynamic.BalancerStrategyWRR,
Servers: []dynamic.Server{
{
URL: "http://10.10.8.1:9000",
},
{
URL: "http://10.10.8.2:9000",
},
},
PassHostHeader: pointer(true),
ResponseForwarding: &dynamic.ResponseForwarding{
FlushInterval: ptypes.Duration(100 * time.Millisecond),
},
},
},
},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "IngressRoute with missing parent - routers skipped",
paths: []string{"parent_refs_services.yml", "parent_refs_missing_parent.yml"},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "IngressRoute with cross-namespace parent allowed",
allowCrossNamespace: true,
paths: []string{"parent_refs_services.yml", "parent_refs_cross_namespace_allowed.yml"},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{
"ns-a-parent-cross-74575ab54671a3ede28c": {
EntryPoints: []string{"web"},
Rule: "Host(`cross.example.com`)",
},
"ns-b-child-cross-allowed-0bad04de665623bf2362": {
Service: "ns-b-child-cross-allowed-0bad04de665623bf2362",
Rule: "Path(`/cross`)",
ParentRefs: []string{"ns-a-parent-cross-74575ab54671a3ede28c"},
},
},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{
"ns-b-child-cross-allowed-0bad04de665623bf2362": {
LoadBalancer: &dynamic.ServersLoadBalancer{
Strategy: dynamic.BalancerStrategyWRR,
Servers: []dynamic.Server{
{
URL: "http://10.10.11.1:9000",
},
{
URL: "http://10.10.11.2:9000",
},
},
PassHostHeader: pointer(true),
ResponseForwarding: &dynamic.ResponseForwarding{
FlushInterval: ptypes.Duration(100 * time.Millisecond),
},
},
},
},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "IngressRoute with cross-namespace parent denied",
allowCrossNamespace: false,
paths: []string{"parent_refs_services.yml", "parent_refs_cross_namespace_denied.yml"},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{
"ns-a-parent-cross-74575ab54671a3ede28c": {
EntryPoints: []string{"web"},
Rule: "Host(`cross.example.com`)",
},
},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
{
desc: "IngressRoute with parent namespace defaulting to child namespace",
paths: []string{"parent_refs_services.yml", "parent_refs_default_namespace.yml"},
expected: &dynamic.Configuration{
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{},
ServersTransports: map[string]*dynamic.TCPServersTransport{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{
"default-parent-default-9b8ab283eeed3eb66561": {
EntryPoints: []string{"web"},
Rule: "Host(`default.example.com`)",
},
"default-child-same-9234eba1edcfbd8a7723": {
Service: "default-child-same-9234eba1edcfbd8a7723",
Rule: "Path(`/same`)",
ParentRefs: []string{"default-parent-default-9b8ab283eeed3eb66561"},
},
},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{
"default-child-same-9234eba1edcfbd8a7723": {
LoadBalancer: &dynamic.ServersLoadBalancer{
Strategy: dynamic.BalancerStrategyWRR,
Servers: []dynamic.Server{
{
URL: "http://10.10.14.1:9000",
},
{
URL: "http://10.10.14.2:9000",
},
},
PassHostHeader: pointer(true),
ResponseForwarding: &dynamic.ResponseForwarding{
FlushInterval: ptypes.Duration(100 * time.Millisecond),
},
},
},
},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
TLS: &dynamic.TLSConfiguration{},
},
},
}
for _, test := range testCases {