TheArchive/Magisk
1
0
Fork 0
mirror of https://github.com/topjohnwu/Magisk.git synced 2025-10-28 02:42:07 +00:00
Code Issues Packages Projects Releases Wiki Activity

Move su request path to magisk tmp

Browse Source
This commit is contained in:
vvb2060
2023-06-19 04:09:20 +08:00
committed by John Wu
parent 2359cfc480
commit 9929b25339
3 changed files with 30 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files

63
app/src/main/java/com/topjohnwu/magisk/core/su/SuRequestHandler.kt
View File

@@ -13,6 +13,7 @@ import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.withContext
import timber.log.Timber
import java.io.DataOutputStream
import java.io.File
import java.io.FileOutputStream
import java.io.IOException
import java.util.concurrent.TimeUnit
@@ -22,7 +23,7 @@ class SuRequestHandler(
private val policyDB: PolicyDao
) {
private lateinit var output: DataOutputStream
private lateinit var output: File
private lateinit var policy: SuPolicy
lateinit var pkgInfo: PackageInfo
private set
@@ -52,42 +53,27 @@ class SuRequestHandler(
return true
}
private fun close() {
if (::output.isInitialized)
runCatching { output.close() }
}
private suspend fun init(intent: Intent): Boolean {
val uid = intent.getIntExtra("uid", -1)
if (uid <= 0) {
return false;
}
policy = SuPolicy(uid)
val pid = intent.getIntExtra("pid", -1)
if (pid <= 0) {
return false;
}
val fifo = intent.getStringExtra("fifo") ?: "/dev/socket/magisk_su_request_$pid"
try {
output = DataOutputStream(FileOutputStream(fifo))
try {
pkgInfo = pm.getPackageInfo(uid, pid) ?: PackageInfo().apply {
val name = pm.getNameForUid(uid) ?: throw PackageManager.NameNotFoundException()
// We only fill in sharedUserId and leave other fields uninitialized
sharedUserId = name.split(":")[0]
}
} catch (e: PackageManager.NameNotFoundException) {
Timber.e(e)
respond(SuPolicy.DENY, -1)
return false
}
return true
} catch (e: IOException) {
Timber.e(e)
close()
val fifo = intent.getStringExtra("fifo")
if (uid <= 0 || pid <= 0 || fifo == null) {
return false
}
output = File(fifo)
policy = SuPolicy(uid)
try {
pkgInfo = pm.getPackageInfo(uid, pid) ?: PackageInfo().apply {
val name = pm.getNameForUid(uid) ?: throw PackageManager.NameNotFoundException()
// We only fill in sharedUserId and leave other fields uninitialized
sharedUserId = name.split(":")[0]
}
} catch (e: PackageManager.NameNotFoundException) {
Timber.e(e)
respond(SuPolicy.DENY, -1)
return false
}
return output.canWrite()
}
suspend fun respond(action: Int, time: Int) {
@@ -102,14 +88,15 @@ class SuRequestHandler(
withContext(Dispatchers.IO) {
try {
output.writeInt(policy.policy)
output.flush()
DataOutputStream(FileOutputStream(output)).use {
it.writeInt(policy.policy)
it.flush()
}
} catch (e: IOException) {
Timber.e(e)
} finally {
close()
if (until >= 0)
policyDB.update(policy)
}
if (until >= 0) {
policyDB.update(policy)
}
}
}