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tor ip leak protection

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This commit is contained in:
Fabian Freund
2025-09-26 15:36:36 +02:00
parent 7da05d0780
commit 9ec56ac62a
3 changed files with 75 additions and 65 deletions
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packages/flutter_mozilla_components/javascript/container_proxy/src/background/BackgroundMain.ts
+57 -50
View File
@@ -31,6 +31,7 @@ export default class BackgroundMain {
this.store = store
}
/*
initializeAuthListener(cookieStoreId: string, proxy: HttpProxySettings | HttpsProxySettings): void {
const listener: (details: _OnAuthRequiredDetails) => BlockingResponse = (details) => {
if (!details.isProxy) return {}
@@ -55,65 +56,71 @@ export default class BackgroundMain {
['blocking']
)
}
*/
async onRequest(requestDetails: Pick<_OnRequestDetails, 'cookieStoreId' | 'url' | 'tabId'>): Promise<DoNotProxy | ProxyInfo[]> {
if (requestDetails.tabId > -1) {
const tab = (await browser.tabs.get(requestDetails.tabId))
const tab = (requestDetails.tabId > -1) ? (await browser.tabs.get(requestDetails.tabId)) : null
if (this.store.hasGeneralRelation() ||
tab.cookieStoreId?.startsWith(containerIdentifier) === true ||
tab.cookieStoreId === privateIdentifier
) {
try {
let cookieStoreId: string
if (this.store.hasGeneralRelation() ||
tab === null ||
tab.cookieStoreId?.startsWith(containerIdentifier) === true ||
tab.cookieStoreId === privateIdentifier
) {
try {
let cookieStoreId: string
if (tab.cookieStoreId?.startsWith(containerIdentifier) === true) {
cookieStoreId = tab.cookieStoreId.substring(containerIdentifier.length)
} else if (tab.cookieStoreId === privateIdentifier) {
// Handle private tabs - use 'private' as identifier
cookieStoreId = 'private'
} else {
cookieStoreId = 'general'
}
if (tab?.cookieStoreId?.startsWith(containerIdentifier) === true) {
cookieStoreId = tab.cookieStoreId.substring(containerIdentifier.length)
} else if (tab?.cookieStoreId === privateIdentifier) {
// Handle private tabs - use 'private' as identifier
cookieStoreId = 'private'
} else {
cookieStoreId = 'general'
}
const proxies = this.store.getProxiesForContainer(cookieStoreId)
let proxies = this.store.getProxiesForContainer(cookieStoreId)
if ((proxies?.length ?? 0) == 0 && tab === null) {
//When no tab is specified and general relation doesnt exist, we get all proxies to avoid leakage
proxies = this.store.getAllProxies()
if (proxies === null) {
if (proxies.length == 0) {
return doNotProxy
}
if (proxies.length > 0) {
proxies.forEach(p => {
if (p.type === ProxyType.Http || p.type === ProxyType.Https) {
this.initializeAuthListener(cookieStoreId, p)
}
})
const result: ProxyInfo[] = proxies.filter((p: ProxySettings) => {
try {
const documentUrl = new URL(requestDetails.url)
const isLocalhost = localhosts.has(documentUrl.hostname)
if (isLocalhost && p.doNotProxyLocal) {
return false
}
} catch (e) {
console.error(e)
}
return true
}).map(p => p.asProxyInfo())
if (result.length === 0) {
return [emergencyBreak]
}
return result
}
return [emergencyBreak]
} catch (e: unknown) {
console.error(`Error in onRequest listener: ${e as string}`)
return [emergencyBreak]
} else if (proxies === null) {
return doNotProxy
}
if (proxies.length > 0) {
// proxies.forEach(p => {
// if (p.type === ProxyType.Http || p.type === ProxyType.Https) {
// this.initializeAuthListener(cookieStoreId, p)
// }
// })
const result: ProxyInfo[] = proxies.filter((p: ProxySettings) => {
try {
const documentUrl = new URL(requestDetails.url)
const isLocalhost = localhosts.has(documentUrl.hostname)
if (isLocalhost && p.doNotProxyLocal) {
return false
}
} catch (e) {
console.error(e)
}
return true
}).map(p => p.asProxyInfo())
if (result.length === 0) {
return [emergencyBreak]
}
return result
}
return [emergencyBreak]
} catch (e: unknown) {
console.error(`Error in onRequest listener: ${e as string}`)
return [emergencyBreak]
}
}
packages/flutter_mozilla_components/javascript/container_proxy/src/background/index.ts
+15 -10
View File
@@ -17,16 +17,21 @@ port.onMessage.addListener((raw: unknown): void => {
const message = raw as Message;
switch (message.action) {
case "setProxyPort":
store.putProxy(new Socks5ProxySettings({
id: 'tor',
type: 'socks',
host: '127.0.0.1',
port: message.args,
doNotProxyLocal: true,
title: 'Tor',
proxyDNS: true,
}))
console.log('put tor port ' + message.args)
if (message.args > -1) {
store.putProxy(new Socks5ProxySettings({
id: 'tor',
type: 'socks',
host: '127.0.0.1',
port: message.args,
doNotProxyLocal: true,
title: 'Tor',
proxyDNS: true,
}))
console.log('put tor port ' + message.args)
} else {
store.deleteProxyById('tor')
console.log('remove tor port')
}
break
case "addContainerProxy":