| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.apisix.plugin.runner; |
| |
| import io.github.api7.A6.HTTPReqCall.Req; |
| import io.github.api7.A6.TextEntry; |
| import org.apache.apisix.plugin.runner.filter.PluginFilter; |
| import org.springframework.util.CollectionUtils; |
| import org.springframework.util.StringUtils; |
| |
| import java.nio.ByteBuffer; |
| import java.nio.charset.Charset; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.Objects; |
| |
| public class HttpRequest implements A6Request { |
| |
| private final Req req; |
| |
| private HttpResponse response; |
| |
| private Map<String, String> config; |
| |
| private Long requestId; |
| |
| private String sourceIP; |
| |
| private Method method; |
| |
| private String path; |
| |
| private Map<String, String> headers; |
| |
| private Map<String, String> args; |
| |
| private Map<String, String> vars; |
| |
| private byte[] body; |
| |
| public HttpRequest(Req req) { |
| this.req = req; |
| } |
| |
| /** |
| * Gets current filter config. |
| * |
| * @param filter the filter |
| * @return the config |
| */ |
| public String getConfig(PluginFilter filter) { |
| return config.getOrDefault(filter.name(), null); |
| } |
| |
| public long getRequestId() { |
| if (Objects.isNull(requestId)) { |
| requestId = req.id(); |
| |
| } |
| return requestId; |
| } |
| |
| /** |
| * Gets source ip. |
| * |
| * @return the source ip |
| */ |
| public String getSourceIP() { |
| if (Objects.isNull(sourceIP)) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 0; i < req.srcIpLength(); i++) { |
| builder.append(req.srcIp(i)).append('.'); |
| } |
| if (StringUtils.hasText(builder.toString())) { |
| sourceIP = builder.substring(0, builder.length() - 1); |
| } |
| } |
| |
| return sourceIP; |
| } |
| |
| /** |
| * Gets method. |
| * |
| * @return the method |
| */ |
| public Method getMethod() { |
| if (Objects.isNull(method)) { |
| method = Method.values()[req.method()]; |
| } |
| return method; |
| } |
| |
| /** |
| * Gets path. |
| * |
| * @return the path |
| */ |
| public String getPath() { |
| if (Objects.isNull(path)) { |
| path = req.path(); |
| } |
| return path; |
| } |
| |
| /** |
| * Rewrite path. |
| * |
| * @param path the path |
| */ |
| public void setPath(String path) { |
| response.setPath(path); |
| } |
| |
| /** |
| * Gets all headers. |
| * <p>Examples:</p> |
| * |
| * <pre> |
| * {@code |
| * request.getHeaders() |
| * } |
| * </pre> |
| * |
| * @return the all headers |
| */ |
| public Map<String, String> getHeaders() { |
| if (Objects.isNull(headers)) { |
| headers = new HashMap<>(); |
| for (int i = 0; i < req.headersLength(); i++) { |
| TextEntry header = req.headers(i); |
| headers.put(header.name(), header.value()); |
| } |
| } |
| return headers; |
| } |
| |
| /** |
| * Gets the specified header |
| * |
| * <p>Examples:</p> |
| * |
| * <pre> |
| * {@code |
| * request.getHeader("Content-Type"); |
| * } |
| * </pre> |
| * |
| * @param headerName the header name |
| * @return the header value or null |
| */ |
| public String getHeader(String headerName) { |
| Map<String, String> headers = getHeaders(); |
| if (!CollectionUtils.isEmpty(headers)) { |
| for (Map.Entry<String, String> header : headers.entrySet()) { |
| if (header.getKey().equals(headerName)) { |
| return header.getValue(); |
| } |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Add, rewrite or delete the specified header |
| * <p>Examples:</p> |
| * |
| * <pre> |
| * {@code |
| * |
| * add new header |
| * request.setHeader("New-Header", "new header value"); |
| * |
| * overwrite existing header |
| * request.setHeader("Accept", "application/json"); |
| * |
| * delete existing header |
| * request.setHeader("Accept", null); |
| * } |
| * </pre> |
| * |
| * @param headerKey the header key |
| * @param headerValue the header value |
| */ |
| public void setHeader(String headerKey, String headerValue) { |
| response.setReqHeader(headerKey, headerValue); |
| } |
| |
| /** |
| * Gets all args. |
| * |
| * @return the args |
| */ |
| public Map<String, String> getArgs() { |
| if (Objects.isNull(args)) { |
| args = new HashMap<>(); |
| for (int i = 0; i < req.argsLength(); i++) { |
| TextEntry arg = req.args(i); |
| args.put(arg.name(), arg.value()); |
| } |
| } |
| return args; |
| } |
| |
| |
| /** |
| * Gets the specified arg. |
| * |
| * <p>Examples:</p> |
| * |
| * <pre> |
| * {@code |
| * request.getArg("foo"); |
| * } |
| * </pre> |
| * |
| * @param argName the arg name |
| * @return the arg |
| */ |
| public String getArg(String argName) { |
| Map<String, String> args = getArgs(); |
| if (!CollectionUtils.isEmpty(args)) { |
| for (Map.Entry<String, String> arg : args.entrySet()) { |
| if (arg.getKey().equals(argName)) { |
| return arg.getValue(); |
| } |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Add, rewrite or delete the specified header |
| * <p>Examples:</p> |
| * |
| * |
| * <pre> |
| * {@code |
| * |
| * add new arg |
| * request.setArg("foo", "bar"); |
| * |
| * overwrite existing arg |
| * request.setArg("foo", "bar"); |
| * |
| * delete existing header |
| * request.setArg("foo", null); |
| * } |
| * </pre> |
| * |
| * @param argKey the arg key |
| * @param argValue the arg value |
| */ |
| public void setArg(String argKey, String argValue) { |
| response.setArg(argKey, argValue); |
| } |
| |
| public long getConfToken() { |
| return req.confToken(); |
| } |
| |
| public static HttpRequest from(ByteBuffer buffer) { |
| Req req = Req.getRootAsReq(buffer); |
| return new HttpRequest(req); |
| } |
| |
| public void initCtx(HttpResponse response, Map<String, String> config) { |
| this.response = response; |
| this.config = config; |
| } |
| |
| @Override |
| public byte getType() { |
| return 2; |
| } |
| |
| public String getVars(String key) { |
| if (CollectionUtils.isEmpty(vars)) { |
| return null; |
| } |
| return vars.get(key); |
| } |
| |
| public void setVars(Map<String, String> vars) { |
| this.vars = vars; |
| } |
| |
| public String getBody() { |
| return new String(body); |
| } |
| |
| public String getBody(Charset charset) { |
| return new String(body, charset); |
| } |
| |
| public void setBody(String body) { |
| this.body = body.getBytes(); |
| } |
| |
| public void setBody(byte[] body) { |
| this.body = body; |
| } |
| |
| public enum Method { |
| GET, |
| HEAD, |
| POST, |
| PUT, |
| DELETE, |
| MKCOL, |
| COPY, |
| MOVE, |
| OPTIONS, |
| PROPFIND, |
| PROPPATCH, |
| LOCK, |
| UNLOCK, |
| PATCH, |
| TRACE, |
| } |
| } |