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Proxy UDP fallback for hostname ACL routes #3252

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Proxy UDP fallback for hostname ACL routes #3252

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1a1969e
Proxy UDP fallback for hostname ACL routes
TurboTheTurtle May 19, 2026
3fca3df
Clarify UDP fallback ACL route comment
TurboTheTurtle Jun 12, 2026
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6 changes: 5 additions & 1 deletion core/src/main/java/com/github/shadowsocks/bg/BaseService.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -335,7 +335,11 @@ object BaseService {
val (profile, fallback) = expanded
try {
data.proxy = ProxyInstance(profile)
data.udpFallback = if (fallback == null) null else ProxyInstance(fallback, profile.route)
data.udpFallback = if (fallback == null) null else ProxyInstance(fallback, when (profile.route) {
// UDP relay sees IP endpoints, so hostname-only ACL routes would bypass the selected fallback.
Acl.GFWLIST, Acl.CUSTOM_RULES -> Acl.ALL
else -> profile.route
})
} catch (e: IllegalArgumentException) {
data.notification = createNotification("")
stopRunner(false, e.message)
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