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Move all /data files into /data/adb

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This commit is contained in:
topjohnwu
2017-12-16 02:02:17 +08:00
parent bd01c314dc
commit 8ca1e43533
11 changed files with 72 additions and 49 deletions
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17
core/jni/core/bootstages.c
View File

@@ -507,23 +507,6 @@ void post_fs_data(int client) {
if (buf == NULL) buf = xmalloc(PATH_MAX);
if (buf2 == NULL) buf2 = xmalloc(PATH_MAX);
// Magisk binaries
char *bin_path = NULL;
if (access("/cache/data_bin", F_OK) == 0)
bin_path = "/cache/data_bin";
else if (access("/data/data/com.topjohnwu.magisk/install", F_OK) == 0)
bin_path = "/data/data/com.topjohnwu.magisk/install";
else if (access("/data/user_de/0/com.topjohnwu.magisk/install", F_OK) == 0)
bin_path = "/data/user_de/0/com.topjohnwu.magisk/install";
if (bin_path) {
rm_rf(DATABIN);
cp_afc(bin_path, DATABIN);
rm_rf(bin_path);
}
// Lazy.... use shell blob to match files
exec_command_sync("sh", "-c", "mv -f /data/magisk/stock_*.img.gz /data", NULL);
// Initialize
if (!is_daemon_init)
daemon_init();

36
core/jni/core/daemon.c
View File

@@ -106,8 +106,33 @@ void auto_start_magiskhide() {
free(hide_prop);
}
void daemon_init() {
void daemon_init() {
is_daemon_init = 1;
// Magisk binaries
char *bin_path = NULL;
if (access("/cache/data_bin", F_OK) == 0)
bin_path = "/cache/data_bin";
else if (access("/data/data/com.topjohnwu.magisk/install", F_OK) == 0)
bin_path = "/data/data/com.topjohnwu.magisk/install";
else if (access("/data/user_de/0/com.topjohnwu.magisk/install", F_OK) == 0)
bin_path = "/data/user_de/0/com.topjohnwu.magisk/install";
if (bin_path) {
rm_rf(DATABIN);
cp_afc(bin_path, DATABIN);
rm_rf(bin_path);
}
// Migration
rm_rf("/data/magisk");
unlink("/data/magisk.img");
unlink("/data/magisk_debug.log");
// Use shell glob to match files
exec_command_sync("sh", "-c",
"mv -f /data/adb/magisk/stock_*.img.gz /data;"
"rm -f /data/user*/*/magisk.db;", NULL);
LOGI("* Creating /sbin overlay");
DIR *dir;
struct dirent *entry;
@@ -128,7 +153,12 @@ void auto_start_magiskhide() {
unlinkat(sbin, entry->d_name, 0);
}
close(sbin);
xsymlink(MOUNTPOINT, FAKEPOINT);
// Backward compatibility
xsymlink(DATABIN, "/data/magisk");
xsymlink(MAINIMG, "/data/magisk.img");
xsymlink(MOUNTPOINT, "/magisk");
xmount(NULL, "/", NULL, MS_REMOUNT | MS_RDONLY, NULL);
xmount("tmpfs", "/sbin", "tmpfs", 0, NULL);
@@ -234,7 +264,7 @@ void start_daemon() {
// Start the log monitor
monitor_logs();
if ((is_daemon_init = access(MAGISKTMP, F_OK) == 0)) {
if ((is_daemon_init = (access(MAGISKTMP, F_OK) == 0))) {
// Restart stuffs if the daemon is restarted
exec_command_sync("logcat", "-b", "all", "-c", NULL);
auto_start_magiskhide();

9
core/jni/include/magisk.h
View File

@@ -15,7 +15,7 @@
#define LOGFILE "/cache/magisk.log"
#define LASTLOG "/cache/last_magisk.log"
#define DEBUG_LOG "/data/magisk_debug.log"
#define DEBUG_LOG "/data/adb/magisk_debug.log"
#define UNBLOCKFILE "/dev/.magisk.unblock"
#define PATCHDONE "/dev/.magisk.patch.done"
#define DISABLEFILE "/cache/.disable_magisk"
@@ -25,13 +25,12 @@
#define MIRRDIR MAGISKTMP "/mirror"
#define BBPATH MAGISKTMP "/busybox"
#define MOUNTPOINT MAGISKTMP "/img"
#define FAKEPOINT "/magisk"
#define COREDIR MOUNTPOINT "/.core"
#define HOSTSFILE COREDIR "/hosts"
#define HIDELIST COREDIR "/hidelist"
#define MAINIMG "/data/magisk.img"
#define DATABIN "/data/magisk"
#define MANAGERAPK MIRRDIR "/bin/magisk.apk"
#define MAINIMG "/data/adb/magisk.img"
#define DATABIN "/data/adb/magisk"
#define MANAGERAPK DATABIN "/magisk.apk"
#define MAGISKRC "/init.magisk.rc"

17
core/jni/magiskhide/proc_monitor.c
View File

@@ -42,7 +42,9 @@ static void hide_done(int sig) {
--hide_queue;
if (hide_queue == 0) {
xmount(NULL, "/", NULL, MS_REMOUNT, NULL);
xsymlink(MOUNTPOINT, FAKEPOINT);
xsymlink(DATABIN, "/data/magisk");
xsymlink(MAINIMG, "/data/magisk.img");
xsymlink(MOUNTPOINT, "/magisk");
xmount(NULL, "/", NULL, MS_REMOUNT | MS_RDONLY, NULL);
}
}
@@ -243,15 +245,18 @@ void proc_monitor() {
LOGI("proc_monitor: %s (PID=%d ns=%s)\n", processName, pid, ns);
xmount(NULL, "/", NULL, MS_REMOUNT, NULL);
unlink("/magisk");
unlink("/data/magisk");
unlink("/data/magisk.img");
unlink(MAGISKRC);
xmount(NULL, "/", NULL, MS_REMOUNT | MS_RDONLY, NULL);
++hide_queue;
/*
* The setns system call do not support multithread processes
* We have to fork a new process, setns, then do the unmounts
*/
xmount(NULL, "/", NULL, MS_REMOUNT, NULL);
unlink(FAKEPOINT);
unlink(MAGISKRC);
xmount(NULL, "/", NULL, MS_REMOUNT | MS_RDONLY, NULL);
++hide_queue;
int selfpid = getpid();
if (fork_dont_care() == 0)
hide_daemon(pid, selfpid);

15
core/jni/utils/file.c
View File

@@ -58,7 +58,8 @@ int mkdir_p(const char *pathname, mode_t mode) {
void in_order_walk(int dirfd, void (*callback)(int, struct dirent*)) {
struct dirent *entry;
int newfd;
DIR *dir = xfdopendir(dirfd);
DIR *dir = fdopendir(dirfd);
if (dir == NULL) return;
while ((entry = xreaddir(dir))) {
if (strcmp(entry->d_name, ".") == 0 || strcmp(entry->d_name, "..") == 0)
@@ -86,12 +87,12 @@ static void rm_cb(int dirfd, struct dirent *entry) {
}
void rm_rf(const char *path) {
int fd = xopen(path, O_RDONLY | O_CLOEXEC);
if (fd < 0)
return;
frm_rf(fd);
close(fd);
rmdir(path);
int fd = open(path, O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
if (fd >= 0) {
frm_rf(fd);
close(fd);
}
remove(path);
}
void frm_rf(int dirfd) {