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Adding Gateway Controller #5
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| apiVersion: gateway.networking.k8s.io/v1alpha2 | ||
| kind: Gateway | ||
| metadata: | ||
| name: gateway | ||
| namespace: nginx-gateway | ||
| labels: | ||
| domain: k8s-gateway.nginx.org | ||
| spec: | ||
| gatewayClassName: nginx | ||
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|
||
| listeners: | ||
| - name: my-listener | ||
| hostname: example.com | ||
| port: 8080 | ||
| protocol: HTTP | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| package config | ||
|
|
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| import ( | ||
| "github.com/go-logr/logr" | ||
| ) | ||
|
|
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| type Config struct { | ||
| GatewayCtlrName string | ||
| Logger logr.Logger | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| package controller | ||
|
|
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| import ( | ||
| "fmt" | ||
|
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| "github.com/nginxinc/nginx-gateway-kubernetes/internal/config" | ||
| gw "github.com/nginxinc/nginx-gateway-kubernetes/internal/implementations/gateway" | ||
| gc "github.com/nginxinc/nginx-gateway-kubernetes/internal/implementations/gatewayclass" | ||
| "github.com/nginxinc/nginx-gateway-kubernetes/pkg/sdk" | ||
|
|
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| "k8s.io/apimachinery/pkg/runtime" | ||
| ctlr "sigs.k8s.io/controller-runtime" | ||
| "sigs.k8s.io/controller-runtime/pkg/manager" | ||
| gatewayv1alpha2 "sigs.k8s.io/gateway-api/apis/v1alpha2" | ||
| ) | ||
|
|
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| var ( | ||
| scheme = runtime.NewScheme() | ||
| ) | ||
|
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| func init() { | ||
| _ = gatewayv1alpha2.AddToScheme(scheme) | ||
| } | ||
|
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| func Start(conf config.Config) error { | ||
| logger := conf.Logger | ||
|
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| options := manager.Options{ | ||
| Scheme: scheme, | ||
| } | ||
|
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| mgr, err := manager.New(ctlr.GetConfigOrDie(), options) | ||
| if err != nil { | ||
| return fmt.Errorf("cannot build runtime manager: %w", err) | ||
| } | ||
|
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| err = sdk.RegisterGatewayController(mgr, gw.NewGatewayImplementation(conf)) | ||
| if err != nil { | ||
| return fmt.Errorf("cannot register gateway implementation: %w", err) | ||
| } | ||
| err = sdk.RegisterGatewayClassController(mgr, gc.NewGatewayClassImplementation(conf)) | ||
| if err != nil { | ||
| return fmt.Errorf("cannot reguster gatewayclass implementation: %w", err) | ||
| } | ||
|
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| ctx := ctlr.SetupSignalHandler() | ||
|
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| logger.Info("Starting manager") | ||
| return mgr.Start(ctx) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| package implementation | ||
|
|
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| import ( | ||
| "github.com/go-logr/logr" | ||
| "github.com/nginxinc/nginx-gateway-kubernetes/internal/config" | ||
| "github.com/nginxinc/nginx-gateway-kubernetes/pkg/sdk" | ||
|
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| "sigs.k8s.io/gateway-api/apis/v1alpha2" | ||
| ) | ||
|
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| type gatewayImplementation struct { | ||
| conf config.Config | ||
| } | ||
|
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| func NewGatewayImplementation(conf config.Config) sdk.GatewayImpl { | ||
| return &gatewayImplementation{ | ||
| conf: conf, | ||
| } | ||
| } | ||
|
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| func (impl *gatewayImplementation) Logger() logr.Logger { | ||
| return impl.conf.Logger | ||
| } | ||
|
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| func (impl *gatewayImplementation) ControllerName() string { | ||
| return impl.conf.GatewayCtlrName | ||
| } | ||
|
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| func (impl *gatewayImplementation) Upsert(gw *v1alpha2.Gateway) { | ||
| if gw.Name == impl.ControllerName() { | ||
| impl.Logger().Info("Found correct Gateway resource", | ||
| "name", gw.Name, | ||
| ) | ||
| return | ||
| } | ||
| } | ||
|
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| func (impl *gatewayImplementation) Remove(key string) { | ||
| impl.Logger().Info("Gateway resource was removed", | ||
| "name", key, | ||
| ) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| package implementation | ||
|
|
||
| import ( | ||
| "github.com/nginxinc/nginx-gateway-kubernetes/internal/config" | ||
| "github.com/nginxinc/nginx-gateway-kubernetes/pkg/sdk" | ||
|
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| "github.com/go-logr/logr" | ||
| "sigs.k8s.io/gateway-api/apis/v1alpha2" | ||
| ) | ||
|
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| type gatewayClassImplementation struct { | ||
| conf config.Config | ||
| } | ||
|
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| func NewGatewayClassImplementation(conf config.Config) sdk.GatewayClassImpl { | ||
| return &gatewayClassImplementation{ | ||
| conf: conf, | ||
| } | ||
| } | ||
|
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| func (impl *gatewayClassImplementation) Logger() logr.Logger { | ||
| return impl.conf.Logger | ||
| } | ||
|
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| func (impl *gatewayClassImplementation) ControllerName() string { | ||
| return impl.conf.GatewayCtlrName | ||
| } | ||
|
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| func (impl *gatewayClassImplementation) Upsert(gc *v1alpha2.GatewayClass) { | ||
| if string(gc.Spec.ControllerName) != impl.ControllerName() { | ||
| impl.Logger().Info("Wrong ControllerName in the GatewayClass resource", | ||
| "expected", impl.ControllerName(), | ||
| "got", gc.Spec.ControllerName) | ||
| return | ||
| } | ||
|
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| impl.Logger().Info("Processing GatewayClass resource", | ||
| "name", gc.Name) | ||
| } | ||
| func (impl *gatewayClassImplementation) Remove(key string) { | ||
| impl.Logger().Info("GatewayClass resource was removed", | ||
| "name", key) | ||
| } |
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