Optimize V2RayVpnService

This commit is contained in:
2dust
2025-08-02 17:39:12 +08:00
parent 3ffac8b29f
commit 16e72787c9

View File

@@ -103,7 +103,7 @@ class V2RayVpnService : VpnService(), ServiceControl {
}
override fun startService() {
setup()
setupService()
}
override fun stopService() {
@@ -126,13 +126,13 @@ class V2RayVpnService : VpnService(), ServiceControl {
* Sets up the VPN service.
* Prepares the VPN and configures it if preparation is successful.
*/
private fun setup() {
private fun setupService() {
val prepare = prepare(this)
if (prepare != null) {
return
}
if (setupVpnService() != true) {
if (configureVpnService() != true) {
return
}
@@ -143,17 +143,52 @@ class V2RayVpnService : VpnService(), ServiceControl {
* Configures the VPN service.
* @return True if the VPN service was configured successfully, false otherwise.
*/
private fun setupVpnService(): Boolean {
// If the old interface has exactly the same parameters, use it!
// Configure a builder while parsing the parameters.
private fun configureVpnService(): Boolean {
val builder = Builder()
val vpnConfig = SettingsManager.getCurrentVpnInterfaceAddressConfig()
//val enableLocalDns = defaultDPreference.getPrefBoolean(AppConfig.PREF_LOCAL_DNS_ENABLED, false)
// Configure network settings (addresses, routing and DNS)
configureNetworkSettings(builder)
// Configure app-specific settings (session name and per-app proxy)
configurePerAppProxy(builder)
// Close the old interface since the parameters have been changed
try {
mInterface.close()
} catch (ignored: Exception) {
// ignored
}
// Configure platform-specific features
configurePlatformFeatures(builder)
// Create a new interface using the builder and save the parameters
try {
mInterface = builder.establish()!!
isRunning = true
return true
} catch (e: Exception) {
Log.e(AppConfig.TAG, "Failed to establish VPN interface", e)
stopV2Ray()
}
return false
}
/**
* Configures the basic network settings for the VPN.
* This includes IP addresses, routing rules, and DNS servers.
*
* @param builder The VPN Builder to configure
*/
private fun configureNetworkSettings(builder: Builder) {
val vpnConfig = SettingsManager.getCurrentVpnInterfaceAddressConfig()
val bypassLan = SettingsManager.routingRulesetsBypassLan()
// Configure IPv4 settings
builder.setMtu(VPN_MTU)
builder.addAddress(vpnConfig.ipv4Client, 30)
//builder.addDnsServer(PRIVATE_VLAN4_ROUTER)
val bypassLan = SettingsManager.routingRulesetsBypassLan()
// Configure routing rules
if (bypassLan) {
AppConfig.ROUTED_IP_LIST.forEach {
val addr = it.split('/')
@@ -162,39 +197,38 @@ class V2RayVpnService : VpnService(), ServiceControl {
} else {
builder.addRoute("0.0.0.0", 0)
}
// Configure IPv6 if enabled
if (MmkvManager.decodeSettingsBool(AppConfig.PREF_PREFER_IPV6) == true) {
builder.addAddress(vpnConfig.ipv6Client, 126)
if (bypassLan) {
builder.addRoute("2000::", 3) //currently only 1/8 of total ipV6 is in use
builder.addRoute("fc00::", 18) //Xray-core default FakeIPv6 Pool
builder.addRoute("2000::", 3) // Currently only 1/8 of total IPv6 is in use
builder.addRoute("fc00::", 18) // Xray-core default FakeIPv6 Pool
} else {
builder.addRoute("::", 0)
}
}
// if (MmkvManager.decodeSettingsBool(AppConfig.PREF_LOCAL_DNS_ENABLED) == true) {
// builder.addDnsServer(PRIVATE_VLAN4_ROUTER)
// } else {
SettingsManager.getVpnDnsServers()
.forEach {
if (Utils.isPureIpAddress(it)) {
builder.addDnsServer(it)
}
// Configure DNS servers
//if (MmkvManager.decodeSettingsBool(AppConfig.PREF_LOCAL_DNS_ENABLED) == true) {
// builder.addDnsServer(PRIVATE_VLAN4_ROUTER)
//} else {
SettingsManager.getVpnDnsServers().forEach {
if (Utils.isPureIpAddress(it)) {
builder.addDnsServer(it)
}
// }
builder.setSession(V2RayServiceManager.getRunningServerName())
configurePerAppProxy(builder)
// Close the old interface since the parameters have been changed.
try {
mInterface.close()
} catch (ignored: Exception) {
// ignored
}
builder.setSession(V2RayServiceManager.getRunningServerName())
}
/**
* Configures platform-specific VPN features for different Android versions.
*
* @param builder The VPN Builder to configure
*/
private fun configurePlatformFeatures(builder: Builder) {
// Android P (API 28) and above: Configure network callbacks
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
try {
connectivity.requestNetwork(defaultNetworkRequest, defaultNetworkCallback)
@@ -202,25 +236,14 @@ class V2RayVpnService : VpnService(), ServiceControl {
Log.e(AppConfig.TAG, "Failed to request default network", e)
}
}
// Android Q (API 29) and above: Configure metering and HTTP proxy
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
builder.setMetered(false)
if (MmkvManager.decodeSettingsBool(AppConfig.PREF_APPEND_HTTP_PROXY)) {
builder.setHttpProxy(ProxyInfo.buildDirectProxy(LOOPBACK, SettingsManager.getHttpPort()))
}
}
// Create a new interface using the builder and save the parameters.
try {
mInterface = builder.establish()!!
isRunning = true
return true
} catch (e: Exception) {
// non-nullable lateinit var
Log.e(AppConfig.TAG, "Failed to establish VPN interface", e)
stopV2Ray()
}
return false
}
/**