From 8a9c6fc56c34dd49bec428f8d007892d2625a560 Mon Sep 17 00:00:00 2001
From: arter97 <qkrwngud825@gmail.com>
Date: Tue, 25 Feb 2014 12:04:37 +0900
Subject: [PATCH] ramdisk: add kernel panic dumper

Dumps last_kmsg and check if there was a kernel panic.

If true, send last_kmsg to the server.

Data usage will be under 128 kB, yet extremely useful to the developer.
---
 ramdisk/ramdisks/cm/init.rc      |  6 ++++++
 ramdisk/ramdisks/kitkat/init.rc  |  6 ++++++
 ramdisk/ramdisks/samsung/init.rc |  6 ++++++
 ramdisk/res/dumper.sh            | 20 ++++++++++++++++++++
 4 files changed, 38 insertions(+)
 create mode 100755 ramdisk/res/dumper.sh

diff --git a/ramdisk/ramdisks/cm/init.rc b/ramdisk/ramdisks/cm/init.rc
index 7fc972d..f53c1f0 100755
--- a/ramdisk/ramdisks/cm/init.rc
+++ b/ramdisk/ramdisks/cm/init.rc
@@ -478,6 +478,12 @@ service arter97-kernel /system/bin/sh /arter97.sh
     group root
     oneshot

+service arter97-dumper /system/bin/sh /res/dumper.sh
+    class main
+    user root
+    group root
+    oneshot
+
 service servicemanager /system/bin/servicemanager
     class core
     user system
diff --git a/ramdisk/ramdisks/kitkat/init.rc b/ramdisk/ramdisks/kitkat/init.rc
index cde289e..6d89edc 100755
--- a/ramdisk/ramdisks/kitkat/init.rc
+++ b/ramdisk/ramdisks/kitkat/init.rc
@@ -486,6 +486,12 @@ service arter97-kernel /system/bin/sh /arter97.sh
     group root
     oneshot

+service arter97-dumper /system/bin/sh /res/dumper.sh
+    class main
+    user root
+    group root
+    oneshot
+
 service servicemanager /system/bin/servicemanager
     class core
     user system
diff --git a/ramdisk/ramdisks/samsung/init.rc b/ramdisk/ramdisks/samsung/init.rc
index f241edb..c71f4b5 100755
--- a/ramdisk/ramdisks/samsung/init.rc
+++ b/ramdisk/ramdisks/samsung/init.rc
@@ -751,6 +751,12 @@ service arter97-kernel /system/bin/sh /arter97.sh
     group root
     oneshot

+service arter97-dumper /system/bin/sh /res/dumper.sh
+    class main
+    user root
+    group root
+    oneshot
+
 #2013-01-02 system profiling
 service sysmon /system/bin/sysmon
     class main
diff --git a/ramdisk/res/dumper.sh b/ramdisk/res/dumper.sh
new file mode 100755
index 0000000..c731ed6
--- /dev/null
+++ b/ramdisk/res/dumper.sh
@@ -0,0 +1,20 @@
+#!/res/busybox sh
+
+export PATH=/res/asset:$PATH
+
+if cat /proc/last_kmsg | grep -q "Kernel panic"; then
+   time=0
+   until ping -c 1 8.8.8.8
+   do
+       sleep 1
+       if [[ $time == "180" ]]; then
+           return 1
+       fi
+       time=$(($time + 1))
+   done
+   cat /proc/last_kmsg > /dev/last_kmsg_tmp
+   ftpput -u ftp_odroid -p develoid arter97.iptime.org panic_$(date +%s).log /dev/last_kmsg_tmp
+   rm /dev/last_kmsg_tmp
+   dmesg -c
+   sync
+fi
--
2.7.4.1.g5468f9e