diff --git a/native/jni/core/magiskinit.c b/native/jni/core/magiskinit.c index de4eaa997..133f20e52 100644 --- a/native/jni/core/magiskinit.c +++ b/native/jni/core/magiskinit.c @@ -357,6 +357,8 @@ int main(int argc, char *argv[]) { * ***********/ int root = open("/", O_RDONLY | O_CLOEXEC); + int mnt_system = 0; + int mnt_vendor = 0; if (cmd.skip_initramfs) { // Clear rootfs @@ -384,12 +386,14 @@ int main(int argc, char *argv[]) { link("/.backup/init", "/init"); } + // Do not go further if system_root device is booting as recovery + if (!cmd.skip_initramfs && access("/sbin/recovery", F_OK) == 0) + goto exec_init; + /* ************ * Early Mount * ************/ - int mnt_system = 0; - int mnt_vendor = 0; struct device dev; char partname[32]; @@ -423,49 +427,47 @@ int main(int argc, char *argv[]) { * Ramdisk Patches * ****************/ - // Only patch rootfs if not intended to run in recovery - if (access("/sbin/recovery", F_OK) != 0) { - // Handle ramdisk overlays - int fd = open("/overlay", O_RDONLY | O_CLOEXEC); - if (fd >= 0) { - mv_dir(fd, root); - close(fd); - rmdir("/overlay"); - } - - // Patch init.rc to load magisk scripts - int injected = 0; - char tok[4096]; - FILE *fp = xfopen("/init.rc", "r"); - fd = creat("/init.rc.new", 0750); - while(fgets(tok, sizeof(tok), fp)) { - if (!injected && strncmp(tok, "import", 6) == 0) { - if (strstr(tok, "init.magisk.rc")) { - injected = 1; - } else { - xwrite(fd, "import /init.magisk.rc\n", 23); - injected = 1; - } - } else if (strstr(tok, "selinux.reload_policy")) { - // Do not allow sepolicy patch - continue; - } - xwrite(fd, tok, strlen(tok)); - } - fclose(fp); + // Handle ramdisk overlays + int fd = open("/overlay", O_RDONLY | O_CLOEXEC); + if (fd >= 0) { + mv_dir(fd, root); close(fd); - rename("/init.rc.new", "/init.rc"); - - // Patch sepolicy - patch_sepolicy(); - - // Dump binaries - dump_magiskrc("/init.magisk.rc", 0750); - dump_magisk("/sbin/magisk", 0755); - patch_socket_name("/sbin/magisk"); - rename("/init.bak", "/sbin/magiskinit"); + rmdir("/overlay"); } + // Patch init.rc to load magisk scripts + int injected = 0; + char tok[4096]; + FILE *fp = xfopen("/init.rc", "r"); + fd = creat("/init.rc.new", 0750); + while(fgets(tok, sizeof(tok), fp)) { + if (!injected && strncmp(tok, "import", 6) == 0) { + if (strstr(tok, "init.magisk.rc")) { + injected = 1; + } else { + xwrite(fd, "import /init.magisk.rc\n", 23); + injected = 1; + } + } else if (strstr(tok, "selinux.reload_policy")) { + // Do not allow sepolicy patch + continue; + } + xwrite(fd, tok, strlen(tok)); + } + fclose(fp); + close(fd); + rename("/init.rc.new", "/init.rc"); + + // Patch sepolicy + patch_sepolicy(); + + // Dump binaries + dump_magiskrc("/init.magisk.rc", 0750); + dump_magisk("/sbin/magisk", 0755); + patch_socket_name("/sbin/magisk"); + rename("/init.bak", "/sbin/magiskinit"); + +exec_init: // Clean up close(root); umount("/proc");