Remove 3rd party lua plugin support (#11821)

test/data/cleanConf.expected.conf

@@ -67,8 +67,6 @@ http {
 		balancer.init_worker()
 		
 		monitor.init_worker(10000)
-		
-		plugins.run()
 	}
 	
 	map $request_uri $loggable {
@@ -120,7 +118,6 @@ http {
 					use_port_in_redirects = false,
 				})
 				balancer.rewrite()
-				plugins.run()
 			}
 			
 			# be careful with `access_by_lua_block` and `satisfy any` directives as satisfy any
@@ -130,7 +127,6 @@ http {
 			
 			header_filter_by_lua_block {
 				lua_ingress.header()
-				plugins.run()
 			}
 			
 		}

test/data/cleanConf.src.conf

@@ -86,11 +86,8 @@ lua_shared_dict ocsp_response_cache 5M;
     init_worker_by_lua_block {
         lua_ingress.init_worker()
         balancer.init_worker()
-        
-        monitor.init_worker(10000)
-        
 
-        plugins.run()
+        monitor.init_worker(10000)
     }
 
     
@@ -164,7 +161,6 @@ lua_shared_dict ocsp_response_cache 5M;
 		use_port_in_redirects = false,
 	})
                 balancer.rewrite()
-                plugins.run()
             }
 
             # be careful with `access_by_lua_block` and `satisfy any` directives as satisfy any
@@ -174,7 +170,6 @@ lua_shared_dict ocsp_response_cache 5M;
 
             header_filter_by_lua_block {
                 lua_ingress.header()
-                plugins.run()
             }
 
 

test/e2e/settings/plugins.go

@@ -1,55 +0,0 @@
-/*
-Copyright 2020 The Kubernetes Authors.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package settings
-
-import (
-	"fmt"
-	"net/http"
-	"strings"
-
-	"github.com/onsi/ginkgo/v2"
-	"k8s.io/ingress-nginx/test/e2e/framework"
-)
-
-var _ = framework.IngressNginxDescribe("plugins", func() {
-	f := framework.NewDefaultFramework("plugins")
-
-	ginkgo.BeforeEach(func() {
-		f.NewEchoDeployment()
-	})
-
-	ginkgo.It("should exist a x-hello-world header", func() {
-		f.UpdateNginxConfigMapData("plugins", "hello_world, invalid")
-
-		host := "example.com"
-		f.EnsureIngress(framework.NewSingleIngress(host, "/", host, f.Namespace, framework.EchoService, 80, nil))
-
-		f.WaitForNginxConfiguration(
-			func(server string) bool {
-				return strings.Contains(server, fmt.Sprintf("server_name %v", host)) &&
-					strings.Contains(server, `plugins.init({ "hello_world","invalid" })`)
-			})
-
-		f.HTTPTestClient().
-			GET("/").
-			WithHeader("Host", host).
-			WithHeader("User-Agent", "hello").
-			Expect().
-			Status(http.StatusOK).
-			Body().Contains("x-hello-world=1")
-	})
-})

test/test-lua.sh

@@ -41,7 +41,7 @@ SHDICT_ARGS=(
 )
 
 if [ $# -eq 0 ]; then
-    resty "${SHDICT_ARGS[@]}" ./rootfs/etc/nginx/lua/test/ ./rootfs/etc/nginx/lua/plugins/**/test ${BUSTED_ARGS}
+    resty "${SHDICT_ARGS[@]}" ./rootfs/etc/nginx/lua/test/ ${BUSTED_ARGS}
 else
     resty "${SHDICT_ARGS[@]}" $@ ${BUSTED_ARGS}
 fi