Lanmikeman/Launcher
1
1
Fork 0
mirror of https://github.com/GravitLauncher/Launcher synced 2025-04-03 15:01:56 +03:00
Code Issues Projects Releases Packages Wiki Activity

[FEATURE][EXPERIMENTAL] Проверка Stacktrace в агента

Browse source
This commit is contained in:
Gravit 2019-09-30 08:40:32 +07:00
parent efd58d66c7
commit 8e1000ec41
No known key found for this signature in database
GPG key ID: 061981E1E85D3216
1 changed files with 26 additions and 11 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

37
Launcher/src/main/java/pro/gravit/launcher/LauncherAgent.java
View file

@ -32,18 +32,33 @@ public boolean isAgentStarted() {
public static void premain(String agentArgument, Instrumentation instrumentation) { public static void premain(String agentArgument, Instrumentation instrumentation) {
System.out.println("Launcher Agent"); System.out.println("Launcher Agent");
checkAgentStacktrace();
inst = instrumentation; inst = instrumentation;
SafeExitJVMLegacy.class.getName(); //SafeExitJVMLegacy.class.getName();
SafeExitJVM.class.getName(); //SafeExitJVM.class.getName();
NativeJVMHalt.class.getName(); //NativeJVMHalt.class.getName();
NativeJVMHalt.initFunc(); //NativeJVMHalt.initFunc();
boolean bad = false; isAgentStarted = true;
try { }
for (StackTraceElement e : new Throwable().getStackTrace()) public static void checkAgentStacktrace()
if (Class.forName(e.getClassName()).getClassLoader() != Runtime.class.getClassLoader() && Class.forName(e.getClassName()) != LauncherAgent.class) bad = true; {
} catch(Throwable e) { bad = true; } RuntimeException ex = new SecurityException("Error check agent stacktrace");
if (bad) NativeJVMHalt.haltA(-17); boolean isFoundNative = false;
else isAgentStarted = true; boolean foundPreMain = false;
for(StackTraceElement e : ex.getStackTrace())
{
if(e.isNativeMethod())
{
if(!isFoundNative) isFoundNative = true;
else throw ex;
}
if(e.getMethodName().equals("premain"))
{
if(!foundPreMain) foundPreMain = true;
else throw ex;
}
}
if(!isFoundNative || !foundPreMain) throw ex;
} }
public static boolean isStarted() { public static boolean isStarted() {