Auto-encrypt drive at startup
Modify fs_mgr to unmount encryptable drives after test mounting them and
then trigger an auto-encrypt via the init script
Needs matching vold changes from
https://googleplex-android-review.googlesource.com/#/c/414200/
Feature is limited to list of serial numbers with this change
Bug: 11985952
Change-Id: I84f85a258b6a7e9809467c9149249302e203c41b
diff --git a/init/builtins.c b/init/builtins.c
index a168062..a857c98 100644
--- a/init/builtins.c
+++ b/init/builtins.c
@@ -501,8 +501,12 @@
return -1;
}
- /* ret is 1 if the device appears encrypted, 0 if not, and -1 on error */
- if (ret == 1) {
+ /* ret is 2 if device needs encrypted, 1 if the device appears encrypted,
+ * 0 if not, and -1 on error */
+ if (ret == 2) {
+ property_set("ro.crypto.state", "unencrypted");
+ property_set("vold.decrypt", "trigger_encryption");
+ } else if (ret == 1) {
property_set("ro.crypto.state", "encrypted");
property_set("vold.decrypt", "trigger_default_encryption");
} else if (ret == 0) {