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kernel, ksud: collect binaries into /data/adb/ksu (#161)

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skbeh
2023-02-01 05:58:58 -04:00
committed by GitHub
parent b7ff6b1a51
commit 46913671a8
13 changed files with 121 additions and 65 deletions
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4
kernel/allowlist.c
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@@ -21,7 +21,7 @@ struct perm_data {
static struct list_head allow_list;
#define KERNEL_SU_ALLOWLIST "/data/adb/.ksu_allowlist"
#define KERNEL_SU_ALLOWLIST "/data/adb/ksu/.allowlist"
static struct work_struct ksu_save_work;
static struct work_struct ksu_load_work;
@@ -159,7 +159,7 @@ void do_load_allow_list(struct work_struct *work)
u32 magic;
u32 version;
fp = filp_open("/data/adb/", O_RDONLY, 0);
fp = filp_open("/data/adb", O_RDONLY, 0);
if (IS_ERR(fp)) {
int errno = PTR_ERR(fp);
pr_err("load_allow_list open '/data/adb': %d\n", PTR_ERR(fp));

9
kernel/ksud.c
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@@ -13,6 +13,7 @@
#include "allowlist.h"
#include "arch.h"
#include "klog.h" // IWYU pragma: keep
#include "ksud.h"
#include "selinux/selinux.h"
static const char KERNEL_SU_RC[] =
@@ -20,19 +21,19 @@ static const char KERNEL_SU_RC[] =
"on post-fs-data\n"
// We should wait for the post-fs-data finish
" exec u:r:su:s0 root -- /data/adb/ksud post-fs-data\n"
" exec u:r:su:s0 root -- "KSUD_PATH" post-fs-data\n"
"\n"
"on nonencrypted\n"
" exec u:r:su:s0 root -- /data/adb/ksud services\n"
" exec u:r:su:s0 root -- "KSUD_PATH" services\n"
"\n"
"on property:vold.decrypt=trigger_restart_framework\n"
" exec u:r:su:s0 root -- /data/adb/ksud services\n"
" exec u:r:su:s0 root -- "KSUD_PATH" services\n"
"\n"
"on property:sys.boot_completed=1\n"
" exec u:r:su:s0 root -- /data/adb/ksud boot-completed\n"
" exec u:r:su:s0 root -- "KSUD_PATH" boot-completed\n"
"\n"
"\n";

2
kernel/ksud.h
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@@ -1,6 +1,8 @@
#ifndef __KSU_H_KSUD
#define __KSU_H_KSUD
#define KSUD_PATH "/data/adb/ksud"
void on_post_fs_data(void);
#endif

2
kernel/selinux/rules.c
View File

@@ -59,7 +59,7 @@ void apply_kernelsu_rules()
ksu_allowxperm(db, KERNEL_SU_DOMAIN, ALL, "chr_file", ALL);
}
// we need to save allowlist in /data/adb
// we need to save allowlist in /data/adb/ksu
ksu_allow(db, "kernel", "adb_data_file", "dir", ALL);
ksu_allow(db, "kernel", "adb_data_file", "file", ALL);
// we may need to do mount on shell