适配v3

background.js

@@ -4,20 +4,17 @@
  * @date 2020/11/04 17:54:49
  */
 
-chrome.browserAction.onClicked.addListener(function(ctab) {
+chrome.runtime.onInstalled.addListener(() => {
+  chrome.action.onClicked.addListener(function (ctab) {
     var cid = ctab.id
     var tid = null
-  var code = `
+
-    var script = document.createElement('script')
-    script.textContent = \`
-      chrome.send('clearHostResolverCache')
-      chrome.send('flushSocketPools')
-    \`
-    document.body.appendChild(script)
-  `
     var callback = function () {
       chrome.tabs.remove(tid)
-    chrome.tabs.executeScript(cid, { code: 'location.reload()' })
+      chrome.scripting.executeScript({
+        target: { tabId: cid },
+        files: ['done.js']
+      })
     }
 
     chrome.tabs.query({}, function (tabs) {
@@ -25,7 +22,10 @@ chrome.browserAction.onClicked.addListener(function(ctab) {
       for (let i = 0, tab; (tab = tabs[i++]); ) {
         if (/^chrome:\/\/net-internals/.test(tab.url)) {
           tid = tab.id
-        chrome.tabs.executeScript(tab.id, { code }, callback)
+          chrome.scripting.executeScript(
+            { target: { tabId: tab.id }, files: ['clean.js'] },
+            callback
+          )
           done = true
           break
         }
@@ -35,9 +35,13 @@ chrome.browserAction.onClicked.addListener(function(ctab) {
           { url: 'chrome://net-internals/#dns', active: false },
           function (tab) {
             tid = tab.id
-          chrome.tabs.executeScript(tab.id, { code }, callback)
+            chrome.scripting.executeScript(
+              { target: { tabId: tab.id }, files: ['clean.js'] },
+              callback
+            )
           }
         )
       }
     })
   })
+})

clean.js

@@ -0,0 +1,6 @@
+console.log(chrome)
+// chrome.send('clearHostResolverCache')
+// chrome.send('flushSocketPools')
+
+window['dns-view-clear-cache'].click()
+window['sockets-view-flush-button'].click()

done.js

@@ -0,0 +1 @@
+location.reload()

manifest.json

@@ -1,24 +1,24 @@
 {
-  "manifest_version": 2,
+  "manifest_version": 3,
   "name": "dns-killer",
   "description": "DNS缓存杀手,一键清除chrome的DNS缓存, 并刷新当前选项卡。 web开发的利器。",
-  "version": "1.0.0",
+  "version": "2.0.0",
   "author": "yutent",
   "icons": {
-    "64": "icon64.png",
+    "64": "icons/64.png",
-    "128": "icon128.png",
+    "128": "icons/128.png",
-    "256": "icon256.png"
+    "256": "icons/256.png"
   },
   "background": {
-    "scripts": ["background.js"]
+    "service_worker": "background.js",
+    "type": "module"
   },
-  "browser_action": {
+  "action": {
-    "default_icon": "icon64.png"
+    "default_icon": { "64": "icons/64.png", "128": "icons/128.png" },
+    "default_title": "点击清除DNS缓存"
   },
-  "permissions": [
+  "permissions": ["tabs", "activeTab", "scripting"],
-    "tabs",
+  "host_permissions": ["chrome://net-internals/#dns"],
-    "chrome://net-internals/#dns",
+  "optional_host_permissions": ["chrome://extensions/"],
-    "chrome://extensions/"
+  "homepage_url": "https://github.com/yutent"
-  ],
-  "homepage_url": "https://yutent.top"
 }