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Support sepolicy.unlocked

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Fix topjohnwu#4914
This commit is contained in:
canyie 2022-04-06 17:37:04 +08:00 committed by John Wu
parent ff2513e276
commit b4099fc5f9
3 changed files with 11 additions and 8 deletions
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2
native/jni/init/init.hpp
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@ -65,7 +65,7 @@ protected:
bool avd_hack = false;
#endif
void patch_sepolicy(const char *file);
void patch_sepolicy(const char *in, const char *out);
bool hijack_sepolicy();
void setup_tmp(const char *path);
void patch_rw_root();

9
native/jni/init/rootdir.cpp
View File

@ -242,8 +242,11 @@ void SARBase::patch_ro_root() {
// Extract magisk
extract_files(false);
if ((access(SPLIT_PLAT_CIL, F_OK) != 0 && access("/sepolicy", F_OK) == 0) || !hijack_sepolicy()) {
patch_sepolicy(ROOTOVL "/sepolicy");
// Oculus Go will use a special sepolicy if unlocked
if (access("/sepolicy.unlocked", F_OK) == 0) {
patch_sepolicy("/sepolicy.unlocked", ROOTOVL "/sepolicy.unlocked");
} else if ((access(SPLIT_PLAT_CIL, F_OK) != 0 && access("/sepolicy", F_OK) == 0) || !hijack_sepolicy()) {
patch_sepolicy("/sepolicy", ROOTOVL "/sepolicy");
}
// Mount rootdir
@ -297,7 +300,7 @@ void MagiskInit::patch_rw_root() {
extract_files(true);
if ((!treble && access("/sepolicy", F_OK) == 0) || !hijack_sepolicy()) {
patch_sepolicy("/sepolicy");
patch_sepolicy("/sepolicy", "/sepolicy");
}
chdir("/");

8
native/jni/init/selinux.cpp
View File

@ -8,9 +8,9 @@
using namespace std;
void MagiskInit::patch_sepolicy(const char *file) {
void MagiskInit::patch_sepolicy(const char *in, const char *out) {
LOGD("Patching monolithic policy\n");
auto sepol = unique_ptr<sepolicy>(sepolicy::from_file("/sepolicy"));
auto sepol = unique_ptr<sepolicy>(sepolicy::from_file(in));
sepol->magisk_rules();
@ -27,8 +27,8 @@ void MagiskInit::patch_sepolicy(const char *file) {
}
}
LOGD("Dumping sepolicy to: [%s]\n", file);
sepol->to_file(file);
LOGD("Dumping sepolicy to: [%s]\n", out);
sepol->to_file(out);
// Remove OnePlus stupid debug sepolicy and use our own
if (access("/sepolicy_debug", F_OK) == 0) {