optimize: 是否需要代理的判断代码逻辑优化

packages/mitmproxy/src/lib/proxy/middleware/overwall.js

@@ -148,14 +148,7 @@ function createOverwallMiddleware (overWallConfig) {
   return {
     sslConnectInterceptor: (req, cltSocket, head) => {
       const hostname = req.url.split(':')[0]
-      const ret = matched(hostname, overWallTargetMap)
-      if (ret == null) {
-        return null // 返回 null，由下一个拦截器校验
-      }
-      if (ret === false) {
-        return false // 不拦截，预留这个判断，避免以后修改 matched 方法的代码出BUG
-      }
-      return true // 拦截
+      return matched(hostname, overWallTargetMap)
     },
     requestIntercept (context, req, res, ssl, next) {
       const { rOptions, log, RequestCounter } = context
@@ -164,7 +157,7 @@ function createOverwallMiddleware (overWallConfig) {
       }
       const hostname = rOptions.hostname
       const matchedResult = matched(hostname, overWallTargetMap)
-      if (matchedResult == null || matchedResult === false) {
+      if (matchedResult == null || matchedResult === false || matchedResult === 'false') {
         return
       }
       const cacheKey = '__over_wall_proxy__'

packages/mitmproxy/src/lib/proxy/mitmproxy/createConnectHandler.js

@@ -9,11 +9,11 @@ const jsonApi = require('../../../json')
 function isSslConnect (sslConnectInterceptors, req, cltSocket, head) {
   for (const intercept of sslConnectInterceptors) {
     const ret = intercept(req, cltSocket, head)
-    log.debug(`拦截判断结果：${ret}, url: ${req.url}, intercept:`, intercept)
-    if (ret === false || ret === true) {
-      return ret
+    log.debug('当前拦截器返回结果：', ret, `, url: ${req.url}, intercept:`, intercept)
+    if (ret == null) {
+      continue
     }
-    // continue
+    return !(ret === false || ret === 'false')
   }
   return false
 }

packages/mitmproxy/src/options.js

@@ -119,10 +119,10 @@ module.exports = (serverConfig) => {
       const matched = matchUtil.matchHostname(intercepts, hostname, 'matched intercepts')
       if ((!!matched) === true) {
         log.debug(`拦截器拦截：${req.url}, matched:`, matched)
-        return true // 拦截
+        return matched // 拦截
       }
 
-      return null // 未匹配到任何拦截配置，由下一个拦截器判断
+      return null // 不在白名单中，也未配置在拦截功能中，跳过当前拦截器，由下一个拦截器判断
     },
     createIntercepts: (context) => {
       const rOptions = context.rOptions