dumpstate: touch: Init touch_predump service

go/touch_predump

Test: b/318578275
Test: Locally flash to check dump_touch logs on dogfood devices
Bug: 287907308
Change-Id: Ibc9df367549dd69c83936a7fd08465f7bb53ce80

touch/predump/Android.bp

@@ -0,0 +1,17 @@
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+sh_binary {
+    name: "predump_touch.sh",
+    src: "predump_touch.sh",
+    init_rc: ["init.touch.predump.rc"],
+    vendor: true,
+}
+
+sh_binary {
+    name: "dump_touch.sh",
+    src: "dump_touch.sh",
+    vendor: true,
+    sub_dir: "dump",
+}

touch/predump/dump_touch.sh

@@ -0,0 +1,25 @@
+#!/vendor/bin/sh
+
+DIR=/data/vendor/dump_touch
+LOCKFILE="$DIR"/dumping
+LOGFILE="$DIR"/dump.log
+
+if [ ! -f $LOCKFILE ]
+then
+	echo "-----------------------------------------------------"
+	echo "Error : PreDump Touch Logs couldn't be found."
+	echo "-----------------------------------------------------"
+	exit 2
+fi
+
+state=$(cat $LOCKFILE)
+if [ "$state" != 2 ]
+then
+  echo "Unexpected state! Expected 2 but found ${state}" >> $LOGFILE
+fi
+
+cat $LOGFILE
+echo "" > $LOGFILE
+
+echo 0 > $LOCKFILE
+

touch/predump/init.touch.predump.rc

@@ -0,0 +1,12 @@
+service vendor.touch_dumpstate /vendor/bin/predump_touch.sh
+    class main
+    user system
+    group system shell
+    disabled
+    oneshot
+
+on post-fs-data
+    mkdir /data/vendor/dump_touch 0775 system system
+
+on property:init.svc.dumpstatez=running
+    start vendor.touch_dumpstate

touch/predump/predump_touch.mk

@@ -0,0 +1,4 @@
+BOARD_VENDOR_SEPOLICY_DIRS += device/google/gs-common/touch/predump/sepolicy
+
+PRODUCT_PACKAGES += predump_touch.sh
+PRODUCT_PACKAGES += dump_touch.sh

touch/predump/predump_touch.sh

@@ -0,0 +1,44 @@
+#!/vendor/bin/sh
+
+DIR=/data/vendor/dump_touch
+SCRIPT_DIR=/vendor/bin/dump_touch
+LOCKFILE="$DIR"/dumping
+LOGFILE="$DIR"/dump.log
+
+if [ ! -f $LOCKFILE ]
+then
+#Init Setup
+  echo 0 > $LOCKFILE
+  echo "" > $LOGFILE
+  chmod 660 $LOCKFILE
+  chmod 660 $LOGFILE
+fi
+
+echo $(date) >> $LOGFILE
+
+state=$(cat $LOCKFILE)
+if [ "$state" != 0 ]
+then
+  echo "Unexpected state! Expected 0 but found ${state}" >> $LOGFILE
+fi
+
+echo 1 > $LOCKFILE
+
+for entry in "$SCRIPT_DIR"/*.sh
+do
+  echo "----------------------------------" >> $LOGFILE
+  echo "$entry" >> $LOGFILE
+  echo "----------------------------------" >> $LOGFILE
+  sh $entry >> $LOGFILE
+  echo "----------------------------------" >> $LOGFILE
+done
+
+state=$(cat $LOCKFILE)
+if [ "$state" != 1 ]
+then
+  echo "Unexpected state! Expected 1 but found ${state}" >> $LOGFILE
+fi
+
+echo 2 > $LOCKFILE
+
+

touch/predump/sepolicy/dump_touch.te

@@ -0,0 +1,5 @@
+pixel_bugreport(dump_touch)
+
+allow dump_touch vendor_touch_dump_file:dir r_dir_perms;
+allow dump_touch vendor_touch_dump_file:file rw_file_perms;
+allow dump_touch vendor_toolbox_exec:file execute_no_trans;

touch/predump/sepolicy/file.te

@@ -0,0 +1 @@
+type vendor_touch_dump_file, file_type, data_file_type;

touch/predump/sepolicy/file_contexts

@@ -0,0 +1,5 @@
+/vendor/bin/predump_touch\.sh           u:object_r:predump_touch_exec:s0
+/vendor/bin/dump/dump_touch\.sh         u:object_r:dump_touch_exec:s0
+/data/vendor/dump_touch/dump\.log       u:object_r:vendor_touch_dump_file:s0
+/data/vendor/dump_touch/dumping         u:object_r:vendor_touch_dump_file:s0
+/data/vendor/dump_touch                 u:object_r:vendor_touch_dump_file:s0

touch/predump/sepolicy/predump_touch.te

@@ -0,0 +1,9 @@
+type predump_touch, domain;
+type predump_touch_exec, vendor_file_type, exec_type, file_type;
+init_daemon_domain(predump_touch)
+
+allow predump_touch vendor_touch_dump_file:dir rw_dir_perms;
+allow predump_touch vendor_touch_dump_file:file create_file_perms;
+
+allow predump_touch vendor_toolbox_exec:file execute_no_trans;
+allow predump_touch vendor_shell_exec:file execute_no_trans;