44 lines
1.1 KiB
JavaScript
44 lines
1.1 KiB
JavaScript
/**
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* DNS缓存杀手
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* @author yutent<yutent.io@gmail.com>
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* @date 2020/11/04 17:54:49
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*/
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chrome.browserAction.onClicked.addListener(function(ctab) {
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var cid = ctab.id
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var tid = null
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var code = `
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var script = document.createElement('script')
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script.textContent = \`
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chrome.send('clearHostResolverCache')
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chrome.send('flushSocketPools')
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\`
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document.body.appendChild(script)
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`
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var callback = function() {
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chrome.tabs.remove(tid)
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chrome.tabs.executeScript(cid, { code: 'location.reload()' })
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}
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chrome.tabs.query({}, function(tabs) {
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var done = false
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for (let i = 0, tab; (tab = tabs[i++]); ) {
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if (/^chrome:\/\/net-internals/.test(tab.url)) {
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tid = tab.id
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chrome.tabs.executeScript(tab.id, { code }, callback)
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done = true
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break
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}
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}
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if (!done) {
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chrome.tabs.create(
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{ url: 'chrome://net-internals/#dns', active: false },
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function(tab) {
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tid = tab.id
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chrome.tabs.executeScript(tab.id, { code }, callback)
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}
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)
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}
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})
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})
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