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Support enable/disable Zygisk

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This commit is contained in:
topjohnwu 2021-09-15 02:49:54 -07:00
parent 3b8ce85092
commit c0be5383de
12 changed files with 65 additions and 22 deletions
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2
app/src/main/java/com/topjohnwu/magisk/core/Config.kt
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@ -37,6 +37,7 @@ object Config : PreferenceModel, DBConfig {
const val SU_MULTIUSER_MODE = "multiuser_mode"
const val SU_MNT_NS = "mnt_ns"
const val SU_BIOMETRIC = "su_biometric"
const val ZYGISK = "zygisk"
const val SU_MANAGER = "requester"
const val KEYSTORE = "keystore"
@ -143,6 +144,7 @@ object Config : PreferenceModel, DBConfig {
var suMntNamespaceMode by dbSettings(Key.SU_MNT_NS, Value.NAMESPACE_MODE_REQUESTER)
var suMultiuserMode by dbSettings(Key.SU_MULTIUSER_MODE, Value.MULTIUSER_MODE_OWNER_ONLY)
var suBiometric by dbSettings(Key.SU_BIOMETRIC, false)
var zygisk by dbSettings(Key.ZYGISK, false)
var suManager by dbStrings(Key.SU_MANAGER, "", true)
var keyStoreRaw by dbStrings(Key.KEYSTORE, "", true)

2
app/src/main/java/com/topjohnwu/magisk/ui/settings/BaseSettingsItem.kt
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@ -34,7 +34,7 @@ sealed class BaseSettingsItem : ObservableRvItem() {
@get:Bindable
var isEnabled = true
set(value) = set(value, field, { field = it }, BR.enabled)
set(value) = set(value, field, { field = it }, BR.enabled, BR.description)
open fun onPressed(view: View, callback: Callback) {
callback.onItemPressed(view, this)

27
app/src/main/java/com/topjohnwu/magisk/ui/settings/SettingsItems.kt
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@ -234,23 +234,44 @@ object Magisk : BaseSettingsItem.Section() {
override val title = R.string.magisk.asText()
}
object Zygisk : BaseSettingsItem.Toggle() {
override val title = R.string.zygisk.asText()
override val description = R.string.settings_zygisk_summary.asText()
override var value = Config.zygisk
set(value) = setV(value, field, { field = it }) {
Config.zygisk = it
DenyList.isEnabled = it
DenyListConfig.isEnabled = it
}
}
object DenyList : BaseSettingsItem.Toggle() {
override val title = R.string.settings_denylist_title.asText()
override val description = R.string.settings_denylist_summary.asText()
override val description get() =
if (isEnabled) R.string.settings_denylist_summary.asText()
else R.string.settings_denylist_error.asText(R.string.zygisk.asText())
override var value = Info.env.denyListEnforced
set(value) = setV(value, field, { field = it }) {
val cmd = if (it) "enable" else "disable"
Shell.su("magisk --denylist $cmd").submit { cb ->
if (cb.isSuccess) Info.env.denyListEnforced = it
Shell.su("magisk --denylist $cmd").submit { result ->
if (result.isSuccess) Info.env.denyListEnforced = it
else field = !it
}
DenyListConfig.isEnabled = it
}
override fun refresh() {
isEnabled = Zygisk.value
}
}
object DenyListConfig : BaseSettingsItem.Blank() {
override val title = R.string.settings_denylist_config_title.asText()
override val description = R.string.settings_denylist_config_summary.asText()
override fun refresh() {
isEnabled = Zygisk.value
}
}
// --- Superuser

2
app/src/main/java/com/topjohnwu/magisk/ui/settings/SettingsViewModel.kt
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@ -69,7 +69,7 @@ class SettingsViewModel : BaseViewModel(), BaseSettingsItem.Callback {
SystemlessHosts
))
if (Const.Version.isCanary()) {
list.addAll(listOf(DenyList, DenyListConfig))
list.addAll(listOf(Zygisk, DenyList, DenyListConfig))
}
}

23
app/src/main/java/com/topjohnwu/magisk/utils/TextHolder.kt
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@ -14,20 +14,26 @@ abstract class TextHolder {
class String(
private val value: CharSequence
) : TextHolder() {
override val isEmpty get() = value.isEmpty()
override fun getText(resources: Resources) = value
}
class Resource(
private val value: Int,
private vararg val params: Any
open class Resource(
protected val value: Int
) : TextHolder() {
override val isEmpty get() = value == 0
override fun getText(resources: Resources) = resources.getString(value, *params)
override fun getText(resources: Resources) = resources.getString(value)
}
class ResourceArgs(
value: Int,
private vararg val params: Any
) : Resource(value) {
override fun getText(resources: Resources): kotlin.String {
// Replace TextHolder with strings
val args = params.map { if (it is TextHolder) it.getText(resources) else it }
return resources.getString(value, *args.toTypedArray())
}
}
// ---
@ -37,7 +43,8 @@ abstract class TextHolder {
}
}
fun Int.asText(vararg params: Any): TextHolder = TextHolder.Resource(this, *params)
fun Int.asText(): TextHolder = TextHolder.Resource(this)
fun Int.asText(vararg params: Any): TextHolder = TextHolder.ResourceArgs(this, *params)
fun CharSequence.asText(): TextHolder = TextHolder.String(this)

1
app/src/main/res/values/resources.xml
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@ -3,6 +3,7 @@
<!-- Static strings -->
<string name="magisk" translatable="false">Magisk</string>
<string name="zygisk" translatable="false">Zygisk</string>
<string name="empty" translatable="false"/>
<string name="topjohnwu" translatable="false">\@topjohnwu</string>

2
app/src/main/res/values/strings.xml
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@ -145,8 +145,10 @@
<string name="settings_update_beta">Beta</string>
<string name="settings_update_custom">Custom Channel</string>
<string name="settings_update_custom_msg">Insert a custom URL</string>
<string name="settings_zygisk_summary">Run parts of Magisk in the zygote daemon</string>
<string name="settings_denylist_title">Enforce DenyList</string>
<string name="settings_denylist_summary">Processes on the denylist will have all Magisk modifications reverted</string>
<string name="settings_denylist_error">This feature requires %1$s to be enabled</string>
<string name="settings_denylist_config_title">Configure DenyList</string>
<string name="settings_denylist_config_summary">Select the processes to be included on the denylist</string>
<string name="settings_hosts_title">Systemless hosts</string>

8
native/jni/core/bootstages.cpp
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@ -18,6 +18,7 @@
using namespace std;
static bool safe_mode = false;
bool zygisk_enabled = false;
/*********
* Setup *
@ -301,7 +302,12 @@ void post_fs_data(int client) {
disable_deny();
} else {
exec_common_scripts("post-fs-data");
db_settings dbs;
get_db_settings(dbs, ZYGISK_CONFIG);
if (dbs[ZYGISK_CONFIG]) {
zygisk_enabled = true;
check_enforce_denylist();
}
handle_modules();
}
@ -350,8 +356,6 @@ void boot_complete(int client) {
if (access(SECURE_DIR, F_OK) != 0)
xmkdir(SECURE_DIR, 0700);
check_enforce_denylist();
if (!check_manager()) {
if (access(MANAGERAPK, F_OK) == 0) {
// Only try to install APK when no manager is installed

1
native/jni/core/core.hpp
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@ -6,6 +6,7 @@
extern bool RECOVERY_MODE;
extern int DAEMON_STATE;
extern bool zygisk_enabled;
void unlock_blocks();
void reboot();

1
native/jni/core/db.cpp
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@ -113,6 +113,7 @@ db_settings::db_settings() {
data[SU_MULTIUSER_MODE] = MULTIUSER_MODE_OWNER_ONLY;
data[SU_MNT_NS] = NAMESPACE_MODE_REQUESTER;
data[DENYLIST_CONFIG] = false;
data[ZYGISK_CONFIG] = false;
}
int db_settings::get_idx(string_view key) const {

2
native/jni/core/module.cpp
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@ -616,10 +616,12 @@ void magic_mount() {
root->mount();
// Mount on top of modules to enable zygisk
if (zygisk_enabled) {
string zygisk_bin = MAGISKTMP + "/" ZYGISKBIN;
mkdir(zygisk_bin.data(), 0);
mount_zygisk(32)
mount_zygisk(64)
}
}
static void prepare_modules() {

6
native/jni/include/db.hpp
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@ -38,7 +38,8 @@ constexpr const char *DB_SETTING_KEYS[] = {
"root_access",
"multiuser_mode",
"mnt_ns",
"denylist"
"denylist",
"zygisk"
};
// Settings key indices
@ -46,7 +47,8 @@ enum {
ROOT_ACCESS = 0,
SU_MULTIUSER_MODE,
SU_MNT_NS,
DENYLIST_CONFIG
DENYLIST_CONFIG,
ZYGISK_CONFIG
};
// Values for root_access