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kernel: add multi-manager support

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This commit is contained in:
ShirkNeko
2025-07-05 21:26:04 +08:00
parent 942210459f
commit ed95981d09
4 changed files with 446 additions and 14 deletions
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57
kernel/throne_tracker.c
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@@ -62,7 +62,7 @@ static int get_pkg_from_apk_path(char *pkg, const char *path)
return 0;
}
static void crown_manager(const char *apk, struct list_head *uid_data)
static void crown_manager(const char *apk, struct list_head *uid_data, int signature_index)
{
char pkg[KSU_MAX_PACKAGE_NAME];
if (get_pkg_from_apk_path(pkg, apk) < 0) {
@@ -70,7 +70,7 @@ static void crown_manager(const char *apk, struct list_head *uid_data)
return;
}
pr_info("manager pkg: %s\n", pkg);
pr_info("manager pkg: %s, signature_index: %d\n", pkg, signature_index);
#ifdef KSU_MANAGER_PACKAGE
// pkg is `/<real package>`
@@ -85,8 +85,17 @@ static void crown_manager(const char *apk, struct list_head *uid_data)
list_for_each_entry (np, list, list) {
if (strncmp(np->package, pkg, KSU_MAX_PACKAGE_NAME) == 0) {
pr_info("Crowning manager: %s(uid=%d)\n", pkg, np->uid);
ksu_set_manager_uid(np->uid);
pr_info("Crowning manager: %s(uid=%d, signature_index=%d)\n", pkg, np->uid, signature_index);
if (signature_index == 1 || signature_index == 2) {
ksu_add_manager(np->uid, signature_index);
if (!ksu_is_manager_uid_valid()) {
ksu_set_manager_uid(np->uid);
}
} else {
ksu_set_manager_uid(np->uid);
}
break;
}
}
@@ -188,12 +197,38 @@ FILLDIR_RETURN_TYPE my_actor(struct dir_context *ctx, const char *name,
}
}
bool is_manager = is_manager_apk(dirpath);
pr_info("Found new base.apk at path: %s, is_manager: %d\n",
dirpath, is_manager);
if (is_manager) {
crown_manager(dirpath, my_ctx->private_data);
int signature_index = -1;
bool is_multi_manager = ksu_is_multi_manager_apk(dirpath, &signature_index);
pr_info("Found new base.apk at path: %s, is_multi_manager: %d, signature_index: %d\n",
dirpath, is_multi_manager, signature_index);
if (is_multi_manager && (signature_index == 1 || signature_index == 2)) {
crown_manager(dirpath, my_ctx->private_data, signature_index);
struct apk_path_hash *apk_data = kmalloc(sizeof(struct apk_path_hash), GFP_ATOMIC);
if (apk_data) {
apk_data->hash = hash;
apk_data->exists = true;
list_add_tail(&apk_data->list, &apk_path_hash_list);
}
} else if (is_manager_apk(dirpath)) {
crown_manager(dirpath, my_ctx->private_data, 0);
*my_ctx->stop = 1;
// Manager found, clear APK cache list
list_for_each_entry_safe(pos, n, &apk_path_hash_list, list) {
list_del(&pos->list);
kfree(pos);
}
} else {
struct apk_path_hash *apk_data = kmalloc(sizeof(struct apk_path_hash), GFP_ATOMIC);
if (apk_data) {
apk_data->hash = hash;
apk_data->exists = true;
list_add_tail(&apk_data->list, &apk_path_hash_list);
}
}
}
}
@@ -363,6 +398,10 @@ void track_throne()
manager_exist = true;
break;
}
if (ksu_is_any_manager(np->uid)) {
manager_exist = true;
}
}
if (!manager_exist) {