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Disable DoH upon failure

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topjohnwu 2020-09-13 03:46:06 -07:00
parent 60e1e07e87
commit 8a61ae621d
1 changed files with 9 additions and 2 deletions
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11
app/src/main/java/com/topjohnwu/magisk/di/NetworkingModule.kt
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@ -22,6 +22,7 @@ import retrofit2.Retrofit
import retrofit2.converter.moshi.MoshiConverterFactory
import retrofit2.converter.scalars.ScalarsConverterFactory
import java.net.InetAddress
import java.net.UnknownHostException
val networkingModule = module {
single { createOkHttpClient(get()) }
@ -62,10 +63,16 @@ fun createOkHttpClient(context: Context): OkHttpClient {
.resolvePrivateAddresses(true) /* To make PublicSuffixDatabase never used */
.build()
var skipDoH = false
builder.dns { hostname ->
// Only resolve via DoH for known DNS polluted hostnames
if (hostname == "raw.githubusercontent.com") {
doh.lookup(hostname)
if (!skipDoH && hostname == "raw.githubusercontent.com") {
try {
doh.lookup(hostname)
} catch (e: UnknownHostException) {
skipDoH = true
Dns.SYSTEM.lookup(hostname)
}
} else {
Dns.SYSTEM.lookup(hostname)
}