From a32d4fc0ab0a103c12daccd8dc137c3c0690e5a1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8D=97=E5=AE=AB=E9=9B=AA=E7=8F=8A?= <vvb2060@gmail.com>
Date: Mon, 14 Feb 2022 18:36:00 +0800
Subject: [PATCH] Save boot kmsg (#1688)

---
 .../org/lsposed/lspd/service/ConfigFileManager.java |  7 ++++++-
 .../org/lsposed/lspd/service/LogcatService.java     | 13 ++++++++++++-
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/daemon/src/main/java/org/lsposed/lspd/service/ConfigFileManager.java b/daemon/src/main/java/org/lsposed/lspd/service/ConfigFileManager.java
index c6a50973..06e19578 100644
--- a/daemon/src/main/java/org/lsposed/lspd/service/ConfigFileManager.java
+++ b/daemon/src/main/java/org/lsposed/lspd/service/ConfigFileManager.java
@@ -226,11 +226,16 @@ public class ConfigFileManager {
         return logDirPath.resolve(getNewLogFileName("modules")).toFile();
     }
 
-    static File getpropsLogPath() throws IOException {
+    static File getPropsPath() throws IOException {
         createLogDirPath();
         return logDirPath.resolve("props.txt").toFile();
     }
 
+    static File getKmsgPath() throws IOException {
+        createLogDirPath();
+        return logDirPath.resolve("kmsg.log").toFile();
+    }
+
     static void getLogs(ParcelFileDescriptor zipFd) throws RemoteException {
         try (var os = new ZipOutputStream(new FileOutputStream(zipFd.getFileDescriptor()))) {
             var comment = String.format(Locale.ROOT, "LSPosed %s %s (%d)",
diff --git a/daemon/src/main/java/org/lsposed/lspd/service/LogcatService.java b/daemon/src/main/java/org/lsposed/lspd/service/LogcatService.java
index 5f02de0d..84eaff6a 100644
--- a/daemon/src/main/java/org/lsposed/lspd/service/LogcatService.java
+++ b/daemon/src/main/java/org/lsposed/lspd/service/LogcatService.java
@@ -37,6 +37,7 @@ public class LogcatService implements Runnable {
         }
 
         getprop();
+        dmesg();
     }
 
     private static void getprop() {
@@ -46,7 +47,7 @@ public class LogcatService implements Runnable {
         try {
             SELinux.setFSCreateContext("u:object_r:app_data_file:s0");
             new ProcessBuilder("sh", "-c", cmd)
-                    .redirectOutput(ConfigFileManager.getpropsLogPath())
+                    .redirectOutput(ConfigFileManager.getPropsPath())
                     .start();
         } catch (IOException e) {
             Log.e(TAG, "getprop: ", e);
@@ -55,6 +56,16 @@ public class LogcatService implements Runnable {
         }
     }
 
+    private static void dmesg() {
+        try {
+            new ProcessBuilder("dmesg")
+                    .redirectOutput(ConfigFileManager.getKmsgPath())
+                    .start();
+        } catch (IOException e) {
+            Log.e(TAG, "dmesg: ", e);
+        }
+    }
+
     private native void runLogcat();
 
     @Override