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manager: install: add choose partition support

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manager: fix KsuCli cmd

userspace: reuse choose_boot_device

- manager: simplify find boot image

Co-authored-by: weishu <twsxtd@gmail.com>
Co-authored-by: YuKongA <70465933+YuKongA@users.noreply.github.com>
Co-authored-by: ShirkNeko <109797057+ShirkNeko@users.noreply.github.com>
This commit is contained in:
ShirkNeko
2025-11-11 15:16:11 +08:00
parent 8f49898155
commit 5ce6c210c4
10 changed files with 604 additions and 548 deletions
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567
userspace/ksud/src/boot_patch.rs
View File

@@ -150,126 +150,40 @@ fn parse_kmi_from_boot(magiskboot: &Path, image: &PathBuf, workdir: &Path) -> Re
parse_kmi_from_kernel(&image_path, workdir)
}
fn do_cpio_cmd(magiskboot: &Path, workdir: &Path, cmd: &str) -> Result<()> {
fn do_cpio_cmd(magiskboot: &Path, workdir: &Path, cpio_path: &Path, cmd: &str) -> Result<()> {
let status = Command::new(magiskboot)
.current_dir(workdir)
.stdout(Stdio::null())
.stderr(Stdio::null())
.arg("cpio")
.arg("ramdisk.cpio")
.arg(cpio_path)
.arg(cmd)
.status()?;
ensure!(status.success(), "magiskboot cpio {} failed", cmd);
Ok(())
}
fn do_vendor_init_boot_cpio_cmd(magiskboot: &Path, workdir: &Path, cmd: &str) -> Result<()> {
let vendor_init_boot_cpio = workdir.join("vendor_ramdisk").join("init_boot.cpio");
fn is_magisk_patched(magiskboot: &Path, workdir: &Path, cpio_path: &Path) -> Result<bool> {
let status = Command::new(magiskboot)
.current_dir(workdir)
.stdout(Stdio::null())
.stderr(Stdio::null())
.arg("cpio")
.arg(vendor_init_boot_cpio)
.arg(cmd)
.arg(cpio_path)
.arg("test")
.status()?;
ensure!(status.success(), "magiskboot cpio {} failed", cmd);
Ok(())
// 0: stock, 1: magisk
Ok(status.code() == Some(1))
}
fn do_vendor_ramdisk_cpio_cmd(magiskboot: &Path, workdir: &Path, cmd: &str) -> Result<()> {
let vendor_ramdisk_cpio = workdir.join("vendor_ramdisk").join("ramdisk.cpio");
fn is_kernelsu_patched(magiskboot: &Path, workdir: &Path, cpio_path: &Path) -> Result<bool> {
let status = Command::new(magiskboot)
.current_dir(workdir)
.stdout(Stdio::null())
.stderr(Stdio::null())
.arg("cpio")
.arg(vendor_ramdisk_cpio)
.arg(cmd)
.status()?;
ensure!(status.success(), "magiskboot cpio {} failed", cmd);
Ok(())
}
fn is_magisk_patched(magiskboot: &Path, workdir: &Path) -> Result<bool> {
let status = Command::new(magiskboot)
.current_dir(workdir)
.stdout(Stdio::null())
.stderr(Stdio::null())
.args(["cpio", "ramdisk.cpio", "test"])
.status()?;
// 0: stock, 1: magisk
Ok(status.code() == Some(1))
}
fn is_magisk_patched_vendor_init_boot(magiskboot: &Path, workdir: &Path) -> Result<bool> {
let vendor_init_boot_cpio = workdir.join("vendor_ramdisk").join("init_boot.cpio");
let status = Command::new(magiskboot)
.current_dir(workdir)
.stdout(Stdio::null())
.stderr(Stdio::null())
.args(["cpio", vendor_init_boot_cpio.to_str().unwrap(), "test"])
.status()?;
// 0: stock, 1: magisk
Ok(status.code() == Some(1))
}
fn is_magisk_patched_vendor_ramdisk(magiskboot: &Path, workdir: &Path) -> Result<bool> {
let vendor_ramdisk_cpio = workdir.join("vendor_ramdisk").join("ramdisk.cpio");
let status = Command::new(magiskboot)
.current_dir(workdir)
.stdout(Stdio::null())
.stderr(Stdio::null())
.args(["cpio", vendor_ramdisk_cpio.to_str().unwrap(), "test"])
.status()?;
// 0: stock, 1: magisk
Ok(status.code() == Some(1))
}
fn is_kernelsu_patched(magiskboot: &Path, workdir: &Path) -> Result<bool> {
let status = Command::new(magiskboot)
.current_dir(workdir)
.stdout(Stdio::null())
.stderr(Stdio::null())
.args(["cpio", "ramdisk.cpio", "exists kernelsu.ko"])
.status()?;
Ok(status.success())
}
fn is_kernelsu_patched_vendor_init_boot(magiskboot: &Path, workdir: &Path) -> Result<bool> {
let vendor_ramdisk_cpio = workdir.join("vendor_ramdisk").join("init_boot.cpio");
let status = Command::new(magiskboot)
.current_dir(workdir)
.stdout(Stdio::null())
.stderr(Stdio::null())
.args([
"cpio",
vendor_ramdisk_cpio.to_str().unwrap(),
"exists kernelsu.ko",
])
.status()?;
Ok(status.success())
}
fn is_kernelsu_patched_vendor_ramdisk(magiskboot: &Path, workdir: &Path) -> Result<bool> {
let vendor_ramdisk_cpio = workdir.join("vendor_ramdisk").join("ramdisk.cpio");
let status = Command::new(magiskboot)
.current_dir(workdir)
.stdout(Stdio::null())
.stderr(Stdio::null())
.args([
"cpio",
vendor_ramdisk_cpio.to_str().unwrap(),
"exists kernelsu.ko",
])
.arg(cpio_path)
.arg("exists kernelsu.ko")
.status()?;
Ok(status.success())
@@ -305,10 +219,7 @@ pub fn restore(
let kmi = get_current_kmi().unwrap_or_else(|_| String::from(""));
let skip_init = kmi.starts_with("android12-");
let (bootimage, bootdevice) =
find_boot_image(&image, skip_init, false, false, workdir, &magiskboot)?;
let (bootimage, bootdevice) = find_boot_image(&image, &kmi, false, false, workdir, &None)?;
println!("- Unpacking boot image");
let status = Command::new(&magiskboot)
@@ -320,33 +231,36 @@ pub fn restore(
.status()?;
ensure!(status.success(), "magiskboot unpack failed");
let no_ramdisk = !workdir.join("ramdisk.cpio").exists();
// let no_ramdisk = !workdir.join("ramdisk.cpio").exists();
let no_vendor_init_boot = !workdir
.join("vendor_ramdisk")
.join("init_boot.cpio")
.exists();
let no_vendor_ramdisk = !workdir.join("vendor_ramdisk").join("ramdisk.cpio").exists();
let is_kernelsu_patched = is_kernelsu_patched(&magiskboot, workdir)?;
let is_kernelsu_patched_vendor_init_boot =
is_kernelsu_patched_vendor_init_boot(&magiskboot, workdir)?;
let is_kernelsu_patched_vendor_ramdisk =
is_kernelsu_patched_vendor_ramdisk(&magiskboot, workdir)?;
ensure!(
is_kernelsu_patched
|| is_kernelsu_patched_vendor_init_boot
|| is_kernelsu_patched_vendor_ramdisk,
"boot image is not patched by KernelSU"
);
let mut ramdisk = workdir.join("ramdisk.cpio");
if !ramdisk.exists() {
ramdisk = workdir.join("vendor_ramdisk").join("init_boot.cpio")
}
if !ramdisk.exists() {
ramdisk = workdir.join("vendor_ramdisk").join("ramdisk.cpio");
}
if !ramdisk.exists() {
bail!("No compatible ramdisk found.")
}
let ramdisk = ramdisk.as_path();
let is_kernelsu_patched = is_kernelsu_patched(&magiskboot, workdir, ramdisk)?;
ensure!(is_kernelsu_patched, "boot image is not patched by KernelSU");
let mut new_boot = None;
let mut from_backup = false;
#[cfg(target_os = "android")]
if do_cpio_cmd(&magiskboot, workdir, &format!("exists {BACKUP_FILENAME}")).is_ok() {
if do_cpio_cmd(
&magiskboot,
workdir,
ramdisk,
&format!("exists {BACKUP_FILENAME}"),
)
.is_ok()
{
do_cpio_cmd(
&magiskboot,
workdir,
ramdisk,
&format!("extract {BACKUP_FILENAME} {BACKUP_FILENAME}"),
)?;
let sha = std::fs::read(workdir.join(BACKUP_FILENAME))?;
@@ -369,81 +283,13 @@ pub fn restore(
}
if new_boot.is_none() {
if !no_ramdisk {
println!("- Restoring /ramdisk");
println!("- Removing /ramdisk/kernelsu.ko");
// remove kernelsu.ko
do_cpio_cmd(&magiskboot, workdir, "rm kernelsu.ko")?;
// remove kernelsu.ko
do_cpio_cmd(&magiskboot, workdir, ramdisk, "rm kernelsu.ko")?;
// if init.real exists, restore it
println!("- Checking if init.real exists");
let status = do_cpio_cmd(&magiskboot, workdir, "exists init.real").is_ok();
if status {
println!("- /ramdisk/init.real exists");
println!("- Restoring /ramdisk/init.real to init");
do_cpio_cmd(&magiskboot, workdir, "mv init.real init")?;
} else {
println!("- /ramdisk/init.real not found");
println!("- Removing ramdisk.cpio");
let ramdisk = workdir.join("ramdisk.cpio");
std::fs::remove_file(ramdisk)?;
}
} else if !no_vendor_init_boot {
println!("- Restoring /vendor_ramdisk/init_boot");
println!("- Removing /vendor_ramdisk/init_boot/kernelsu.ko");
// vendor init_boot restore
do_vendor_init_boot_cpio_cmd(&magiskboot, workdir, "rm kernelsu.ko")?;
println!("- Checking if init.real exists");
let status =
do_vendor_init_boot_cpio_cmd(&magiskboot, workdir, "exists init.real").is_ok();
if status {
println!("- /vendor_ramdisk/init_boot/init.real exists");
println!("- Restoring /vendor_ramdisk/init_boot/init.real to init");
do_vendor_init_boot_cpio_cmd(&magiskboot, workdir, "mv init.real init")?;
} else {
println!("- /vendor_ramdisk/init_boot/init.real not found");
println!("- Removing vendor_ramdisk/init_boot.cpio");
let vendor_init_boot = workdir.join("vendor_ramdisk").join("init_boot.cpio");
std::fs::remove_file(vendor_init_boot)?;
}
} else if !no_vendor_ramdisk {
println!("- Restoring /vendor_ramdisk/ramdisk");
println!("- Removing /vendor_ramdisk/ramdisk/kernelsu.ko");
// vendor ramdisk restore
do_vendor_ramdisk_cpio_cmd(&magiskboot, workdir, "rm kernelsu.ko")?;
let status =
do_vendor_ramdisk_cpio_cmd(&magiskboot, workdir, "exists init.real").is_ok();
if status {
println!("- /vendor_ramdisk/ramdisk/init.real exists");
println!("- Restoring /vendor_ramdisk/ramdisk/init.real to init");
do_vendor_ramdisk_cpio_cmd(&magiskboot, workdir, "mv init.real init")?;
} else {
println!("- /vendor_ramdisk/ramdisk/init.real not found");
println!("- Removing vendor_ramdisk/ramdisk.cpio");
let vendor_ramdisk = workdir.join("vendor_ramdisk").join("ramdisk.cpio");
std::fs::remove_file(vendor_ramdisk)?;
}
} else {
println!("- Restoring /ramdisk");
println!("- Removing /ramdisk/kernelsu.ko");
// remove kernelsu.ko
do_cpio_cmd(&magiskboot, workdir, "rm kernelsu.ko")?;
// if init.real exists, restore it
println!("- Checking if init.real exists");
let status = do_cpio_cmd(&magiskboot, workdir, "exists init.real").is_ok();
if status {
println!("- /ramdisk/init.real exists");
println!("- Restoring /ramdisk/init.real to init");
do_cpio_cmd(&magiskboot, workdir, "mv init.real init")?;
} else {
println!("- /ramdisk/init.real not found");
println!("- Removing ramdisk.cpio");
let ramdisk = workdir.join("ramdisk.cpio");
std::fs::remove_file(ramdisk)?;
}
// if init.real exists, restore it
let status = do_cpio_cmd(&magiskboot, workdir, ramdisk, "exists init.real").is_ok();
if status {
do_cpio_cmd(&magiskboot, workdir, ramdisk, "mv init.real init")?;
}
println!("- Repacking boot image");
@@ -452,7 +298,7 @@ pub fn restore(
.stdout(Stdio::null())
.stderr(Stdio::null())
.arg("repack")
.arg(bootimage.display().to_string())
.arg(&bootimage)
.status()?;
ensure!(status.success(), "magiskboot repack failed");
new_boot = Some(workdir.join("new-boot.img"));
@@ -498,8 +344,11 @@ pub fn patch(
out: Option<PathBuf>,
magiskboot: Option<PathBuf>,
kmi: Option<String>,
partition: Option<String>,
) -> Result<()> {
let result = do_patch(image, kernel, kmod, init, ota, flash, out, magiskboot, kmi);
let result = do_patch(
image, kernel, kmod, init, ota, flash, out, magiskboot, kmi, partition,
);
if let Err(ref e) = result {
println!("- Install Error: {e}");
}
@@ -517,6 +366,7 @@ fn do_patch(
out: Option<PathBuf>,
magiskboot_path: Option<PathBuf>,
kmi: Option<String>,
partition: Option<String>,
) -> Result<()> {
println!(include_str!("banner"));
@@ -571,18 +421,10 @@ fn do_patch(
}
};
let skip_init = kmi.starts_with("android12-");
let (bootimage, bootdevice) =
find_boot_image(&image, &kmi, ota, is_replace_kernel, workdir, &partition)?;
let (bootimage, bootdevice) = find_boot_image(
&image,
skip_init,
ota,
is_replace_kernel,
workdir,
&magiskboot,
)?;
let bootimage = bootimage.display().to_string();
let bootimage = bootimage.as_path();
// try extract magiskboot/bootctl
let _ = assets::ensure_binaries(false);
@@ -617,98 +459,48 @@ fn do_patch(
.stdout(Stdio::null())
.stderr(Stdio::null())
.arg("unpack")
.arg(&bootimage)
.arg(bootimage)
.status()?;
ensure!(status.success(), "magiskboot unpack failed");
let no_ramdisk = !workdir.join("ramdisk.cpio").exists();
let no_vendor_init_boot = !workdir
.join("vendor_ramdisk")
.join("init_boot.cpio")
.exists();
let no_vendor_ramdisk = !workdir.join("vendor_ramdisk").join("ramdisk.cpio").exists();
if no_ramdisk && no_vendor_init_boot && no_vendor_ramdisk {
println!("- No compatible ramdisk found.");
println!("- Will create our own ramdisk!");
let mut ramdisk = workdir.join("ramdisk.cpio");
if !ramdisk.exists() {
ramdisk = workdir.join("vendor_ramdisk").join("init_boot.cpio")
}
let is_magisk_patched = is_magisk_patched(&magiskboot, workdir)?;
let is_magisk_patched_vendor_init_boot =
is_magisk_patched_vendor_init_boot(&magiskboot, workdir)?;
let is_magisk_patched_vendor_ramdisk = is_magisk_patched_vendor_ramdisk(&magiskboot, workdir)?;
ensure!(
!is_magisk_patched
|| !is_magisk_patched_vendor_init_boot
|| !is_magisk_patched_vendor_ramdisk,
"Cannot work with Magisk patched image"
);
if !ramdisk.exists() {
ramdisk = workdir.join("vendor_ramdisk").join("ramdisk.cpio");
}
if !ramdisk.exists() {
println!("- No ramdisk, create by default");
ramdisk = "ramdisk.cpio".into();
}
let ramdisk = ramdisk.as_path();
let is_magisk_patched = is_magisk_patched(&magiskboot, workdir, ramdisk)?;
ensure!(!is_magisk_patched, "Cannot work with Magisk patched image");
println!("- Adding KernelSU LKM");
let is_kernelsu_patched = is_kernelsu_patched(&magiskboot, workdir)?;
let is_kernelsu_patched_vendor_init_boot =
is_kernelsu_patched_vendor_init_boot(&magiskboot, workdir)?;
let is_kernelsu_patched_vendor_ramdisk =
is_kernelsu_patched_vendor_ramdisk(&magiskboot, workdir)?;
let is_kernelsu_patched = is_kernelsu_patched(&magiskboot, workdir, ramdisk)?;
let mut need_backup = false;
if (no_ramdisk && !is_kernelsu_patched_vendor_init_boot)
|| (no_ramdisk && no_vendor_init_boot && !is_kernelsu_patched_vendor_ramdisk)
|| !is_kernelsu_patched
{
if !no_ramdisk {
println!("- Checking if /ramdisk/init exists");
let status = do_cpio_cmd(&magiskboot, workdir, "exists init");
if status.is_ok() {
println!("- Backing up ramdisk/init");
do_cpio_cmd(&magiskboot, workdir, "mv init init.real")?;
}
need_backup = flash;
} else if !no_vendor_init_boot {
println!("- Checking if /vendor_ramdisk/init_boot/init exists");
let status = do_vendor_init_boot_cpio_cmd(&magiskboot, workdir, "exists init");
if status.is_ok() {
println!("- Backing up vendor_ramdisk/init_boot/init");
do_vendor_init_boot_cpio_cmd(&magiskboot, workdir, "mv init init.real")?;
}
need_backup = flash;
} else if !no_vendor_ramdisk {
println!("- Checking if /vendor_ramdisk/ramdisk/init exists");
let status = do_vendor_ramdisk_cpio_cmd(&magiskboot, workdir, "exists init");
if status.is_ok() {
println!("- Backing up vendor_ramdisk/ramdisk/init");
do_vendor_ramdisk_cpio_cmd(&magiskboot, workdir, "mv init init.real")?;
}
need_backup = flash;
} else {
println!("- Checking if /ramdisk/init exists");
let status = do_cpio_cmd(&magiskboot, workdir, "exists init");
if status.is_ok() {
println!("- Backing up ramdisk/init");
do_cpio_cmd(&magiskboot, workdir, "mv init init.real")?;
}
need_backup = flash;
if !is_kernelsu_patched {
// kernelsu.ko is not exist, backup init if necessary
let status = do_cpio_cmd(&magiskboot, workdir, ramdisk, "exists init");
if status.is_ok() {
do_cpio_cmd(&magiskboot, workdir, ramdisk, "mv init init.real")?;
}
need_backup = flash;
}
if !no_ramdisk {
println!("- Patching /ramdisk");
do_cpio_cmd(&magiskboot, workdir, "add 0755 init init")?;
do_cpio_cmd(&magiskboot, workdir, "add 0755 kernelsu.ko kernelsu.ko")?;
} else if !no_vendor_init_boot {
println!("- Patching /vendor_ramdisk/init_boot");
do_vendor_init_boot_cpio_cmd(&magiskboot, workdir, "add 0755 init init")?;
do_vendor_init_boot_cpio_cmd(&magiskboot, workdir, "add 0755 kernelsu.ko kernelsu.ko")?;
} else if !no_vendor_ramdisk {
println!("- Patching /vendor_ramdisk/ramdisk");
do_vendor_ramdisk_cpio_cmd(&magiskboot, workdir, "add 0750 init init")?;
do_vendor_ramdisk_cpio_cmd(&magiskboot, workdir, "add 0750 kernelsu.ko kernelsu.ko")?;
} else {
println!("- Creating and Patching /ramdisk");
do_cpio_cmd(&magiskboot, workdir, "add 0755 init init")?;
do_cpio_cmd(&magiskboot, workdir, "add 0755 kernelsu.ko kernelsu.ko")?;
}
do_cpio_cmd(&magiskboot, workdir, ramdisk, "add 0755 init init")?;
do_cpio_cmd(
&magiskboot,
workdir,
ramdisk,
"add 0755 kernelsu.ko kernelsu.ko",
)?;
#[cfg(target_os = "android")]
if need_backup && let Err(e) = do_backup(&magiskboot, workdir, &bootimage) {
if need_backup && let Err(e) = do_backup(&magiskboot, workdir, ramdisk, bootimage) {
println!("- Backup stock image failed: {e}");
}
@@ -719,7 +511,7 @@ fn do_patch(
.stdout(Stdio::null())
.stderr(Stdio::null())
.arg("repack")
.arg(&bootimage)
.arg(bootimage)
.status()?;
ensure!(status.success(), "magiskboot repack failed");
let new_boot = workdir.join("new-boot.img");
@@ -774,7 +566,7 @@ fn calculate_sha1(file_path: impl AsRef<Path>) -> Result<String> {
}
#[cfg(target_os = "android")]
fn do_backup(magiskboot: &Path, workdir: &Path, image: &str) -> Result<()> {
fn do_backup(magiskboot: &Path, workdir: &Path, cpio_path: &Path, image: &Path) -> Result<()> {
let sha1 = calculate_sha1(image)?;
let filename = format!("{KSU_BACKUP_FILE_PREFIX}{sha1}");
@@ -786,6 +578,7 @@ fn do_backup(magiskboot: &Path, workdir: &Path, image: &str) -> Result<()> {
do_cpio_cmd(
magiskboot,
workdir,
cpio_path,
&format!("add 0755 {BACKUP_FILENAME} {BACKUP_FILENAME}"),
)?;
println!("- Stock image has been backup to");
@@ -855,141 +648,117 @@ fn find_magiskboot(magiskboot_path: Option<PathBuf>, workdir: &Path) -> Result<P
fn find_boot_image(
image: &Option<PathBuf>,
skip_init: bool,
kmi: &str,
ota: bool,
is_replace_kernel: bool,
workdir: &Path,
magiskboot: &Path,
partition: &Option<String>,
) -> Result<(PathBuf, Option<String>)> {
let bootimage;
let mut bootdevice = None;
if let Some(ref image) = *image {
ensure!(image.exists(), "- Boot image not found");
ensure!(image.exists(), "boot image not found");
bootimage = std::fs::canonicalize(image)?;
} else {
if cfg!(not(target_os = "android")) {
println!("- Current OS is not android, refusing auto bootimage/bootdevice detection");
bail!("- Please specify a boot image");
}
let mut slot_suffix =
utils::getprop("ro.boot.slot_suffix").unwrap_or_else(|| String::from(""));
if !slot_suffix.is_empty() && ota {
if slot_suffix == "_a" {
slot_suffix = "_b".to_string()
} else {
slot_suffix = "_a".to_string()
}
};
let init_boot_partition = format!("/dev/block/by-name/init_boot{slot_suffix}");
let vendor_boot_partition = format!("/dev/block/by-name/vendor_boot{slot_suffix}");
let boot_partition = format!("/dev/block/by-name/boot{slot_suffix}");
let init_boot_exist = Path::new(&init_boot_partition).exists();
let vendor_boot_exist = Path::new(&vendor_boot_partition).exists();
// helper: unpack a partition and check for a ramdisk and init
fn unpack_and_check_init(
magiskboot: &Path,
workdir: &Path,
partition: &str,
ramdisk_cpio: &str,
) -> Result<bool> {
let tmp_img = workdir.join("probe.img");
dd(partition, &tmp_img)?;
let status = Command::new(magiskboot)
.current_dir(workdir)
.stdout(Stdio::null())
.stderr(Stdio::null())
.arg("unpack")
.arg(&tmp_img)
.status()?;
if !status.success() {
let _ = std::fs::remove_file(&tmp_img);
return Ok(false);
}
let ramdisk_path = workdir.join(ramdisk_cpio);
let has_init = if ramdisk_path.exists() {
Command::new(magiskboot)
.current_dir(workdir)
.stdout(Stdio::null())
.stderr(Stdio::null())
.arg("cpio")
.arg(ramdisk_cpio)
.arg("exists init")
.status()
.map(|s| s.success())
.unwrap_or(false)
} else {
false
};
// Clean up
let _ = std::fs::remove_file(&tmp_img);
let _ = std::fs::remove_file(workdir.join("ramdisk.cpio"));
let _ = std::fs::remove_dir_all(workdir.join("vendor_ramdisk"));
Ok(has_init)
bail!("Please specify a boot image");
}
let mut selected_partition = &boot_partition;
let slot_suffix = get_slot_suffix(ota);
let boot_partition_name = choose_boot_partition(kmi, is_replace_kernel, partition);
let boot_partition = format!("/dev/block/by-name/{boot_partition_name}{slot_suffix}");
if !is_replace_kernel && init_boot_exist && !skip_init {
// try init_boot/ramdisk.cpio
if unpack_and_check_init(magiskboot, workdir, &init_boot_partition, "ramdisk.cpio")? {
println!("- Using init_boot partition (ramdisk.cpio).");
selected_partition = &init_boot_partition;
}
}
// try vendor_boot/vendor_ramdisk/init_boot.cpio
if selected_partition == &boot_partition
&& !is_replace_kernel
&& vendor_boot_exist
&& !skip_init
&& unpack_and_check_init(
magiskboot,
workdir,
&vendor_boot_partition,
"vendor_ramdisk/init_boot.cpio",
)?
{
println!("- Using vendor_boot partition (vendor_ramdisk/init_boot.cpio).");
selected_partition = &vendor_boot_partition;
}
// try vendor_boot/vendor_ramdisk/ramdisk.cpio
if selected_partition == &boot_partition
&& !is_replace_kernel
&& vendor_boot_exist
&& !skip_init
&& unpack_and_check_init(
magiskboot,
workdir,
&vendor_boot_partition,
"vendor_ramdisk/ramdisk.cpio",
)?
{
println!("- Using vendor_boot partition (vendor_ramdisk/ramdisk.cpio).");
selected_partition = &vendor_boot_partition;
}
if selected_partition == &boot_partition {
println!("- Using boot partition (ramdisk.cpio).");
}
println!("- Bootdevice: {selected_partition}");
println!("- Bootdevice: {boot_partition}");
let tmp_boot_path = workdir.join("boot.img");
dd(selected_partition, &tmp_boot_path)?;
dd(&boot_partition, &tmp_boot_path)?;
ensure!(tmp_boot_path.exists(), "- Tmp boot image not found");
ensure!(tmp_boot_path.exists(), "boot image not found");
bootimage = tmp_boot_path;
bootdevice = Some(selected_partition.to_string());
bootdevice = Some(boot_partition);
};
Ok((bootimage, bootdevice))
}
#[cfg(target_os = "android")]
pub fn choose_boot_partition(
kmi: &str,
is_replace_kernel: bool,
partition: &Option<String>,
) -> String {
let slot_suffix = get_slot_suffix(false);
let skip_init_boot = kmi.starts_with("android12-");
let init_boot_exist = Path::new(&format!("/dev/block/by-name/init_boot{slot_suffix}")).exists();
let vendor_boot_exist =
Path::new(&format!("/dev/block/by-name/vendor_boot{slot_suffix}")).exists();
// if specific partition is specified, use it
if let Some(part) = partition {
return match part.as_str() {
"boot" | "init_boot" | "vendor_boot" => part.clone(),
_ => "boot".to_string(),
};
}
// if init_boot exists and not skipping it, use it
if !is_replace_kernel && init_boot_exist && !skip_init_boot {
return "init_boot".to_string();
}
// if vendor_boot exists and not skipping it, use it
if !is_replace_kernel && vendor_boot_exist && !skip_init_boot {
return "vendor_boot".to_string();
}
"boot".to_string()
}
#[cfg(not(target_os = "android"))]
pub fn choose_boot_partition(
_kmi: &str,
_is_replace_kernel: bool,
_partition: &Option<String>,
) -> String {
"boot".to_string()
}
#[cfg(target_os = "android")]
pub fn get_slot_suffix(ota: bool) -> String {
let mut slot_suffix = utils::getprop("ro.boot.slot_suffix").unwrap_or_else(|| String::from(""));
if !slot_suffix.is_empty() && ota {
if slot_suffix == "_a" {
slot_suffix = "_b".to_string()
} else {
slot_suffix = "_a".to_string()
}
}
slot_suffix
}
#[cfg(not(target_os = "android"))]
pub fn get_slot_suffix(_ota: bool) -> String {
String::new()
}
#[cfg(target_os = "android")]
pub fn list_available_partitions() -> Vec<String> {
let slot_suffix = get_slot_suffix(false);
let candidates = vec!["boot", "init_boot", "vendor_boot"];
candidates
.into_iter()
.filter(|name| Path::new(&format!("/dev/block/by-name/{}{}", name, slot_suffix)).exists())
.map(|s| s.to_string())
.collect()
}
#[cfg(not(target_os = "android"))]
pub fn list_available_partitions() -> Vec<String> {
Vec::new()
}
fn post_ota() -> Result<()> {
use crate::defs::ADB_DIR;
use assets::BOOTCTL_PATH;

52
userspace/ksud/src/cli.rs
View File

@@ -107,6 +107,10 @@ enum Commands {
/// KMI version, if specified, will use the specified KMI
#[arg(long, default_value = None)]
kmi: Option<String>,
/// target partition override (init_boot | boot | vendor_boot)
#[arg(long, default_value = None)]
partition: Option<String>,
},
/// Restore boot or init_boot images patched by KernelSU
@@ -156,7 +160,23 @@ enum BootInfo {
CurrentKmi,
/// show supported kmi versions
SupportedKmi,
SupportedKmis,
/// check if device is A/B capable
IsAbDevice,
/// show auto-selected boot partition name
DefaultPartition,
/// list available partitions for current or OTA toggled slot
AvailablePartitions,
/// show slot suffix for current or OTA toggled slot
SlotSuffix {
/// toggle to another slot
#[arg(short = 'u', long, default_value = "false")]
ota: bool,
},
}
#[derive(clap::Subcommand, Debug)]
@@ -524,7 +544,10 @@ pub fn run() -> Result<()> {
out,
magiskboot,
kmi,
} => crate::boot_patch::patch(boot, kernel, module, init, ota, flash, out, magiskboot, kmi),
partition,
} => crate::boot_patch::patch(
boot, kernel, module, init, ota, flash, out, magiskboot, kmi, partition,
),
Commands::BootInfo { command } => match command {
BootInfo::CurrentKmi => {
@@ -533,11 +556,34 @@ pub fn run() -> Result<()> {
// return here to avoid printing the error message
return Ok(());
}
BootInfo::SupportedKmi => {
BootInfo::SupportedKmis => {
let kmi = crate::assets::list_supported_kmi()?;
kmi.iter().for_each(|kmi| println!("{kmi}"));
return Ok(());
}
BootInfo::IsAbDevice => {
let val = crate::utils::getprop("ro.build.ab_update")
.unwrap_or_else(|| String::from("false"));
let is_ab = val.trim().to_lowercase() == "true";
println!("{}", if is_ab { "true" } else { "false" });
return Ok(());
}
BootInfo::DefaultPartition => {
let kmi = crate::boot_patch::get_current_kmi().unwrap_or_else(|_| String::from(""));
let name = crate::boot_patch::choose_boot_partition(&kmi, false, &None);
println!("{name}");
return Ok(());
}
BootInfo::SlotSuffix { ota } => {
let suffix = crate::boot_patch::get_slot_suffix(ota);
println!("{suffix}");
return Ok(());
}
BootInfo::AvailablePartitions => {
let parts = crate::boot_patch::list_available_partitions();
parts.iter().for_each(|p| println!("{p}"));
return Ok(());
}
},
Commands::BootRestore {
boot,