Snap for 9033936 from e4a75e452a to udc-release

Change-Id: Id343c685b1cf05830159416193d37b01f82a1b1a

insmod/Android.bp

@@ -0,0 +1,13 @@
+sh_binary {
+    name: "insmod.sh",
+    src: "insmod.sh",
+    init_rc: ["init.module.rc"],
+    vendor: true,
+}
+
+prebuilt_etc {
+    name: "init.common.cfg",
+    src: "init.common.cfg",
+    vendor: true,
+}
+

insmod/init.common.cfg

@@ -0,0 +1,11 @@
+####################################################
+#           init.insmod.common.cfg                 #
+# This file contains common kernel modules to load #
+# at init time by init.insmod.sh script            #
+####################################################
+
+# Load common kernel modules
+# Modules here will be loaded *before* device specific modules
+modprobe|-b *
+# All common modules loaded
+setprop|vendor.common.modules.ready

insmod/init.module.rc

@@ -0,0 +1,10 @@
+on init
+    # Loading common kernel modules in background
+    start insmod_sh
+
+service insmod_sh /vendor/bin/insmod.sh /vendor/etc/init.common.cfg
+    class main
+    user root
+    group root system
+    disabled
+    oneshot

insmod/insmod.mk

@@ -0,0 +1,4 @@
+BOARD_VENDOR_SEPOLICY_DIRS += device/google/gs-common/insmod/sepolicy
+PRODUCT_PACKAGES += \
+        insmod.sh \
+        init.common.cfg

insmod/insmod.sh

@@ -0,0 +1,67 @@
+#!/vendor/bin/sh
+
+#############################################################
+### init.insmod.cfg format:                               ###
+### ----------------------------------------------------- ###
+### [insmod|setprop|enable/moprobe|wait] [path|prop name] ###
+### ...                                                   ###
+#############################################################
+
+modules_dir=
+
+for f in /vendor/lib/modules/*/modules.dep /vendor/lib/modules/modules.dep; do
+  if [[ -f "$f" ]]; then
+    modules_dir="$(dirname "$f")"
+    break
+  fi
+done
+
+if [[ -z "${modules_dir}" ]]; then
+  echo "Unable to locate kernel modules directory" 2>&1
+  exit 1
+fi
+
+# imitates wait_for_file() in init
+wait_for_file()
+{
+    filename="${1}"
+    timeout="${2:-5}"
+
+    expiry=$(($(date "+%s")+timeout))
+    while [[ ! -e "${filename}" ]] && [[ "$(date "+%s")" -le "${expiry}" ]]
+    do
+        sleep 0.01
+    done
+}
+
+if [ $# -eq 1 ]; then
+  cfg_file=$1
+else
+  # Set property even if there is no insmod config
+  # to unblock early-boot trigger
+  setprop vendor.common.modules.ready
+  setprop vendor.device.modules.ready
+  setprop vendor.all.modules.ready
+  setprop vendor.all.devices.ready
+  exit 1
+fi
+
+if [ -f $cfg_file ]; then
+  while IFS="|" read -r action arg
+  do
+    case $action in
+      "insmod") insmod $arg ;;
+      "setprop") setprop $arg 1 ;;
+      "enable") echo 1 > $arg ;;
+      "modprobe")
+        case ${arg} in
+          "-b *" | "-b")
+            arg="-b --all=${modules_dir}/modules.load" ;;
+          "*" | "")
+            arg="--all=${modules_dir}/modules.load" ;;
+        esac
+        modprobe -a -d "${modules_dir}" $arg ;;
+      "wait") wait_for_file $arg ;;
+    esac
+  done < $cfg_file
+fi

insmod/sepolicy/file_contexts

@@ -0,0 +1,5 @@
+# Vendor_kernel_modules
+/vendor_dlkm/lib/modules/.*\.ko u:object_r:vendor_kernel_modules:s0
+
+/vendor/bin/insmod\.sh          u:object_r:insmod-sh_exec:s0
+

insmod/sepolicy/insmod-sh.te

@@ -0,0 +1,11 @@
+type insmod-sh, domain;
+type insmod-sh_exec, vendor_file_type, exec_type, file_type;
+init_daemon_domain(insmod-sh)
+
+allow insmod-sh self:capability sys_module;
+allow insmod-sh vendor_kernel_modules:system module_load;
+allow insmod-sh vendor_toolbox_exec:file execute_no_trans;
+
+set_prop(insmod-sh, vendor_device_prop)
+
+dontaudit insmod-sh proc_cmdline:file r_file_perms;

insmod/sepolicy/property.te

@@ -0,0 +1 @@
+vendor_internal_prop(vendor_device_prop)

insmod/sepolicy/property_contexts

@@ -0,0 +1,5 @@
+# Kernel modules related
+vendor.common.modules.ready     u:object_r:vendor_device_prop:s0
+vendor.device.modules.ready     u:object_r:vendor_device_prop:s0
+vendor.all.modules.ready        u:object_r:vendor_device_prop:s0
+vendor.all.devices.ready        u:object_r:vendor_device_prop:s0