fix some comments (#9688)

Signed-off-by: cui fliter <imcusg@gmail.com>

docs/developer-guide/code-overview.md

@@ -104,7 +104,7 @@ Describe here `kubectl plugin`, `dbg`, `waitshutdown` and cover the hack scripts
 
 ### kubectl plugin
 
-It containes kubectl plugin for inspecting your ingress-nginx deployments.
+It contains kubectl plugin for inspecting your ingress-nginx deployments.
 This part of code can be found in [cmd/plugin](https://github.com/kubernetes/ingress-nginx/tree/main/cmd/plugin) directory
 Detail functions flow and available flow can be found in [kubectl-plugin](https://github.com/kubernetes/ingress-nginx/blob/main/docs/kubectl-plugin.md)
 

images/kube-webhook-certgen/rootfs/pkg/k8s/k8s.go

@@ -105,7 +105,7 @@ func (k8s *k8s) patchAPIService(ctx context.Context, objectName string, ca []byt
 	return nil
 }
 
-// PatchWebhookConfigurations will patch validatingWebhook and mutatingWebhook clientConfig configurations with
+// patchWebhookConfigurations will patch validatingWebhook and mutatingWebhook clientConfig configurations with
 // the provided ca data. If failurePolicy is provided, patch all webhooks with this value
 func (k8s *k8s) patchWebhookConfigurations(
 	ctx context.Context,

internal/ingress/controller/endpointslices.go

@@ -34,7 +34,7 @@ import (
 	"k8s.io/ingress-nginx/pkg/apis/ingress"
 )
 
-// getEndpoints returns a list of Endpoint structs for a given service/target port combination.
+// getEndpointsFromSlices returns a list of Endpoint structs for a given service/target port combination.
 func getEndpointsFromSlices(s *corev1.Service, port *corev1.ServicePort, proto corev1.Protocol, zoneForHints string,
 	getServiceEndpointsSlices func(string) ([]*discoveryv1.EndpointSlice, error)) []ingress.Endpoint {
 

internal/ingress/controller/template/template.go

@@ -1732,7 +1732,7 @@ func buildServerName(hostname string) string {
 	return `~^(?<subdomain>[\w-]+)\.` + strings.Join(parts, "\\.") + `$`
 }
 
-// parseComplexNGINXVar parses things like "$my${complex}ngx\$var" into
+// parseComplexNginxVarIntoLuaTable parses things like "$my${complex}ngx\$var" into
 // [["$var", "complex", "my", "ngx"]]. In other words, 2nd and 3rd elements
 // in the result are actual NGINX variable names, whereas first and 4th elements
 // are string literals.

magefiles/helm.go

@@ -20,14 +20,15 @@ package main
 
 import (
 	"fmt"
+	"os"
+	"strings"
+
 	semver "github.com/blang/semver/v4"
 	"github.com/helm/helm/pkg/chartutil"
 	"github.com/magefile/mage/mg"
 	"github.com/magefile/mage/sh"
 	yamlpath "github.com/vmware-labs/yaml-jsonpath/pkg/yamlpath"
 	"gopkg.in/yaml.v3"
-	"os"
-	"strings"
 )
 
 const HelmChartPath = "charts/ingress-nginx/Chart.yaml"
@@ -114,7 +115,7 @@ func UpdateChartChangelog() {
 
 }
 
-// UpdateAppVersion Updates the Helm App Version of Ingress Nginx Controller
+// UpdateChartValue Updates the Helm ChartValue
 func (Helm) UpdateChartValue(key, value string) {
 	updateChartValue(key, value)
 }

pkg/util/ingress/ingress.go

@@ -46,7 +46,7 @@ func GetRemovedHosts(rucfg, newcfg *ingress.Configuration) []string {
 	return oldSet.Difference(newSet).List()
 }
 
-// GetRemovedCertificateSerialNumber extracts the difference of certificates between two configurations
+// GetRemovedCertificateSerialNumbers extracts the difference of certificates between two configurations
 func GetRemovedCertificateSerialNumbers(rucfg, newcfg *ingress.Configuration) []string {
 	oldCertificates := sets.NewString()
 	newCertificates := sets.NewString()

test/e2e/settings/ssl_passthrough.go

@@ -81,7 +81,7 @@ var _ = framework.IngressNginxDescribe("[Flag] enable-ssl-passthrough", func() {
 			host := "testpassthrough.com"
 			echoName := "echopass"
 
-			/* Even with enable-ssl-passthrough enabled, only annotated ingresses may receive the trafic */
+			/* Even with enable-ssl-passthrough enabled, only annotated ingresses may receive the traffic */
 			annotations := map[string]string{
 				"nginx.ingress.kubernetes.io/ssl-passthrough": "true",
 			}