Files
khadhroony-bot3/ks-wallet/src/manager.rs
2026-08-10 16:43:19 +02:00

695 lines
29 KiB
Rust

// file: ks-wallet/src/manager.rs
// version: 6
//! Multi-wallet discovery, authenticated opening and password rotation.
use solana_signer::Signer; // rust-rules: trait-import
/// Opaque reference to one validated native wallet file.
///
/// The local path is intentionally kept private and is not included in `Debug`.
/// Consumers keep this handle and pass it back to `ks-wallet` for future open
/// operations instead of reading the file directly.
#[derive(Clone, Eq, PartialEq)]
pub struct WalletFileHandle {
alias: crate::WalletAlias,
public_key: std::string::String,
format_version: u16,
path: std::path::PathBuf,
}
impl std::fmt::Debug for crate::WalletFileHandle {
fn fmt(&self, formatter: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
return formatter
.debug_struct("WalletFileHandle")
.field("alias", &self.alias)
.field("public_key", &self.public_key)
.field("format_version", &self.format_version)
.finish();
}
}
impl crate::WalletFileHandle {
/// Returns the validated alias encoded by the native wallet and filename.
pub fn alias(&self) -> &crate::WalletAlias {
return &self.alias;
}
/// Returns the base58 public key declared by the native wallet header before unlock.
pub fn public_key(&self) -> &str {
return self.public_key.as_str();
}
/// Returns the native wallet format version.
pub fn format_version(&self) -> u16 {
return self.format_version;
}
/// Returns the non-secret persistent identity declared before authenticated unlock.
pub fn identity(&self) -> crate::WalletIdentity {
return crate::WalletIdentity {
alias: self.alias.clone(),
public_key: self.public_key.clone(),
persistence: crate::WalletPersistence::Persistent,
};
}
}
/// Multi-wallet manager rooted at one configured wallet directory.
///
/// Automatic discovery is limited to this configured directory. A caller may
/// also inspect an explicitly selected `.kswallet` file outside the configured
/// directory; doing so does not change the manager directory and does not add
/// the external file to automatic discovery.
pub struct WalletManager {
directory: std::path::PathBuf,
}
impl crate::WalletManager {
/// Creates a manager rooted at the supplied configured wallet directory.
pub fn new(directory: impl std::convert::Into<std::path::PathBuf>) -> ks_core::Result<Self> {
let directory = directory.into();
if directory.as_os_str().is_empty() {
return std::result::Result::Err(ks_core::Error::new(
"wallet_directory_empty",
"wallet directory must not be empty",
));
}
return std::result::Result::Ok(Self { directory });
}
/// Returns the configured directory used for automatic wallet discovery.
pub fn directory(&self) -> &std::path::Path {
return self.directory.as_path();
}
fn wallet_path(&self, alias: &crate::WalletAlias) -> std::path::PathBuf {
return self.directory.join(format!(
"{}.{}",
alias.as_str(),
crate::KSWALLET_FILE_EXTENSION
));
}
/// Discovers structurally valid native wallet containers in the configured directory.
///
/// Discovery is non-recursive and ignores unrelated file extensions. Every
/// `.kswallet` candidate must be a private regular file whose complete
/// version-one container decodes strictly and whose filename alias matches
/// the alias encoded by the native header.
pub async fn scan(&self) -> ks_core::Result<std::vec::Vec<crate::WalletFileHandle>> {
let directory_exists = match tokio::fs::try_exists(&self.directory).await {
std::result::Result::Ok(exists) => exists,
std::result::Result::Err(error) => {
return std::result::Result::Err(ks_core::Error::new(
"wallet_directory_exists_check_failed",
error.to_string(),
));
},
};
if !directory_exists {
return std::result::Result::Ok(std::vec::Vec::new());
}
match validate_wallet_directory(&self.directory).await {
std::result::Result::Ok(()) => {},
std::result::Result::Err(error) => return std::result::Result::Err(error),
}
let mut entries = match tokio::fs::read_dir(&self.directory).await {
std::result::Result::Ok(entries) => entries,
std::result::Result::Err(error) => {
return std::result::Result::Err(ks_core::Error::new(
"wallet_directory_read_failed",
error.to_string(),
));
},
};
let mut wallets = std::vec::Vec::new();
loop {
let entry = match entries.next_entry().await {
std::result::Result::Ok(std::option::Option::Some(entry)) => entry,
std::result::Result::Ok(std::option::Option::None) => break,
std::result::Result::Err(error) => {
return std::result::Result::Err(ks_core::Error::new(
"wallet_directory_entry_read_failed",
error.to_string(),
));
},
};
let path = entry.path();
if !has_native_wallet_extension(&path) {
continue;
}
let wallet = match inspect_native_wallet_file(path).await {
std::result::Result::Ok(wallet) => wallet,
std::result::Result::Err(error) => return std::result::Result::Err(error),
};
wallets.push(wallet);
}
wallets.sort_by(|left, right| return left.alias.cmp(&right.alias));
return std::result::Result::Ok(wallets);
}
/// Looks up one native wallet by alias in the configured directory.
pub async fn lookup(
&self,
alias: &crate::WalletAlias,
) -> ks_core::Result<std::option::Option<crate::WalletFileHandle>> {
let path = self.wallet_path(alias);
let exists = match tokio::fs::try_exists(&path).await {
std::result::Result::Ok(exists) => exists,
std::result::Result::Err(error) => {
return std::result::Result::Err(ks_core::Error::new(
"wallet_file_exists_check_failed",
error.to_string(),
));
},
};
if !exists {
return std::result::Result::Ok(std::option::Option::None);
}
let wallet = match inspect_native_wallet_file(path).await {
std::result::Result::Ok(wallet) => wallet,
std::result::Result::Err(error) => return std::result::Result::Err(error),
};
return std::result::Result::Ok(std::option::Option::Some(wallet));
}
/// Inspects an explicitly selected native wallet file at any local path.
///
/// The selected path does not need to be inside the configured discovery
/// directory. Successful inspection does not register, copy or move it.
pub async fn inspect_file(
&self,
path: impl std::convert::AsRef<std::path::Path>,
) -> ks_core::Result<crate::WalletFileHandle> {
return inspect_native_wallet_file(path.as_ref().to_path_buf()).await;
}
/// Creates and atomically persists one new password-protected native wallet.
pub async fn create(
&self,
alias: crate::WalletAlias,
password: crate::WalletPassword,
) -> ks_core::Result<crate::UnlockedWallet> {
let path = self.wallet_path(&alias);
let exists = match tokio::fs::try_exists(&path).await {
std::result::Result::Ok(exists) => exists,
std::result::Result::Err(error) => {
return std::result::Result::Err(ks_core::Error::new(
"wallet_file_exists_check_failed",
error.to_string(),
));
},
};
if exists {
return std::result::Result::Err(ks_core::Error::new(
"wallet_native_already_exists",
"native wallet already exists for this alias",
));
}
let keypair = solana_keypair::Keypair::new();
let public_key = keypair.pubkey();
let keypair_bytes = zeroize::Zeroizing::new(keypair.to_bytes());
let container = match crate::protect_native_wallet_keypair(
alias.clone(),
public_key,
keypair_bytes,
password,
)
.await
{
std::result::Result::Ok(container) => container,
std::result::Result::Err(error) => return std::result::Result::Err(error),
};
match crate::write_native_wallet_file_atomic(path, &container).await {
std::result::Result::Ok(()) => {},
std::result::Result::Err(error) => return std::result::Result::Err(error),
}
tracing::info!(
target: crate::TRACING_TARGET,
action = "create_native_wallet",
wallet_alias = alias.as_str(),
public_key = %public_key,
"created password-protected native wallet"
);
return std::result::Result::Ok(crate::UnlockedWallet::new(alias, keypair));
}
/// Authenticates and unlocks one native wallet from the configured directory.
pub async fn unlock(
&self,
alias: &crate::WalletAlias,
password: crate::WalletPassword,
) -> ks_core::Result<crate::UnlockedWallet> {
let path = self.wallet_path(alias);
let exists = match tokio::fs::try_exists(&path).await {
std::result::Result::Ok(exists) => exists,
std::result::Result::Err(error) => {
return std::result::Result::Err(ks_core::Error::new(
"wallet_file_exists_check_failed",
error.to_string(),
));
},
};
if !exists {
return std::result::Result::Err(ks_core::Error::new(
"wallet_native_not_found",
"native wallet was not found for this alias",
));
}
return unlock_native_wallet_at_path(
path,
std::option::Option::Some(alias),
std::option::Option::None,
password,
)
.await;
}
/// Authenticates an explicitly selected native wallet file outside or inside the store.
///
/// The opaque handle is revalidated against the file before any signing
/// capability is returned. The file is never registered in the configured store.
pub async fn unlock_file(
&self,
handle: &crate::WalletFileHandle,
password: crate::WalletPassword,
) -> ks_core::Result<crate::UnlockedWallet> {
return unlock_native_wallet_at_path(
handle.path.clone(),
std::option::Option::Some(&handle.alias),
std::option::Option::Some(handle),
password,
)
.await;
}
/// Changes the protection password while preserving the exact keypair and public key.
pub async fn change_password(
&self,
alias: &crate::WalletAlias,
current_password: crate::WalletPassword,
new_password: crate::WalletPassword,
) -> ks_core::Result<crate::WalletFileHandle> {
let path = self.wallet_path(alias);
let container = match crate::read_native_wallet_container(&path).await {
std::result::Result::Ok(container) => container,
std::result::Result::Err(error) => return std::result::Result::Err(error),
};
if container.alias() != alias {
return std::result::Result::Err(ks_core::Error::new(
"wallet_native_alias_mismatch",
"native wallet filename alias does not match the container alias",
));
}
let public_key = *container.public_key();
let keypair = match crate::unlock_native_wallet_keypair(container, current_password).await {
std::result::Result::Ok(keypair) => keypair,
std::result::Result::Err(error) => return std::result::Result::Err(error),
};
let keypair_bytes = zeroize::Zeroizing::new(keypair.to_bytes());
let replacement = match crate::protect_native_wallet_keypair(
alias.clone(),
public_key,
keypair_bytes,
new_password,
)
.await
{
std::result::Result::Ok(container) => container,
std::result::Result::Err(error) => return std::result::Result::Err(error),
};
match crate::replace_native_wallet_file_atomic(path.clone(), &replacement).await {
std::result::Result::Ok(()) => {},
std::result::Result::Err(error) => return std::result::Result::Err(error),
}
tracing::info!(
target: crate::TRACING_TARGET,
action = "change_native_wallet_password",
wallet_alias = alias.as_str(),
public_key = %public_key,
"changed native wallet protection password"
);
return std::result::Result::Ok(crate::WalletFileHandle {
alias: alias.clone(),
public_key: public_key.to_string(),
format_version: crate::KSWALLET_FORMAT_VERSION,
path,
});
}
}
async fn unlock_native_wallet_at_path(
path: std::path::PathBuf,
expected_alias: std::option::Option<&crate::WalletAlias>,
expected_handle: std::option::Option<&crate::WalletFileHandle>,
password: crate::WalletPassword,
) -> ks_core::Result<crate::UnlockedWallet> {
let container = match crate::read_native_wallet_container(&path).await {
std::result::Result::Ok(container) => container,
std::result::Result::Err(error) => return std::result::Result::Err(error),
};
if let std::option::Option::Some(alias) = expected_alias {
if container.alias() != alias {
return std::result::Result::Err(ks_core::Error::new(
"wallet_native_alias_mismatch",
"native wallet alias does not match the requested identity",
));
}
}
if let std::option::Option::Some(handle) = expected_handle {
if handle.format_version != crate::KSWALLET_FORMAT_VERSION
|| container.alias() != &handle.alias
|| container.public_key().to_string() != handle.public_key
{
return std::result::Result::Err(ks_core::Error::new(
"wallet_native_handle_stale",
"native wallet file no longer matches the inspected handle",
));
}
}
let alias = container.alias().clone();
let public_key = *container.public_key();
let keypair = match crate::unlock_native_wallet_keypair(container, password).await {
std::result::Result::Ok(keypair) => keypair,
std::result::Result::Err(error) => return std::result::Result::Err(error),
};
tracing::debug!(
target: crate::TRACING_TARGET,
action = "unlock_native_wallet",
wallet_alias = alias.as_str(),
public_key = %public_key,
"authenticated native wallet"
);
return std::result::Result::Ok(crate::UnlockedWallet::new(alias, keypair));
}
fn has_native_wallet_extension(path: &std::path::Path) -> bool {
return path.extension()
== std::option::Option::Some(std::ffi::OsStr::new(crate::KSWALLET_FILE_EXTENSION));
}
async fn inspect_native_wallet_file(
path: std::path::PathBuf,
) -> ks_core::Result<crate::WalletFileHandle> {
if !has_native_wallet_extension(&path) {
return std::result::Result::Err(ks_core::Error::new(
"wallet_native_extension_invalid",
"native wallet file must use the .kswallet extension",
));
}
let stem = match path.file_stem().and_then(std::ffi::OsStr::to_str) {
std::option::Option::Some(stem) => stem,
std::option::Option::None => {
return std::result::Result::Err(ks_core::Error::new(
"wallet_native_alias_encoding_invalid",
"native wallet filename must contain a UTF-8 wallet alias",
));
},
};
let filename_alias = match crate::WalletAlias::parse(stem) {
std::result::Result::Ok(alias) => alias,
std::result::Result::Err(_) => {
return std::result::Result::Err(ks_core::Error::new(
"wallet_native_alias_invalid",
"native wallet filename contains an invalid wallet alias",
));
},
};
match validate_native_wallet_file_metadata(&path).await {
std::result::Result::Ok(()) => {},
std::result::Result::Err(error) => return std::result::Result::Err(error),
}
let container = match crate::read_native_wallet_container(&path).await {
std::result::Result::Ok(container) => container,
std::result::Result::Err(error) => return std::result::Result::Err(error),
};
if container.alias() != &filename_alias {
return std::result::Result::Err(ks_core::Error::new(
"wallet_native_alias_mismatch",
"native wallet filename alias does not match the container alias",
));
}
return std::result::Result::Ok(crate::WalletFileHandle {
alias: filename_alias,
public_key: container.public_key().to_string(),
format_version: crate::KSWALLET_FORMAT_VERSION,
path,
});
}
async fn validate_wallet_directory(directory: &std::path::Path) -> ks_core::Result<()> {
let metadata = match tokio::fs::symlink_metadata(directory).await {
std::result::Result::Ok(metadata) => metadata,
std::result::Result::Err(error) => {
return std::result::Result::Err(ks_core::Error::new(
"wallet_directory_metadata_failed",
error.to_string(),
));
},
};
if metadata.file_type().is_symlink() || !metadata.is_dir() {
return std::result::Result::Err(ks_core::Error::new(
"wallet_directory_type_invalid",
"wallet directory must be a directory and not a symlink",
));
}
#[cfg(unix)]
{
use std::os::unix::fs::PermissionsExt; // rust-rules: trait-import
let mode = metadata.permissions().mode() & 0o777;
if mode & 0o077 != 0 {
return std::result::Result::Err(ks_core::Error::new(
"wallet_directory_permissions_too_open",
format!("wallet directory has mode {mode:o}; expected no group or other access"),
));
}
}
return std::result::Result::Ok(());
}
async fn validate_native_wallet_file_metadata(path: &std::path::Path) -> ks_core::Result<()> {
let metadata = match tokio::fs::symlink_metadata(path).await {
std::result::Result::Ok(metadata) => metadata,
std::result::Result::Err(error) => {
return std::result::Result::Err(ks_core::Error::new(
"wallet_file_metadata_failed",
error.to_string(),
));
},
};
if metadata.file_type().is_symlink() || !metadata.is_file() {
return std::result::Result::Err(ks_core::Error::new(
"wallet_file_type_invalid",
"wallet file must be a regular file and not a symlink",
));
}
#[cfg(unix)]
{
use std::os::unix::fs::PermissionsExt; // rust-rules: trait-import
let mode = metadata.permissions().mode() & 0o777;
if mode & 0o077 != 0 {
return std::result::Result::Err(ks_core::Error::new(
"wallet_file_permissions_too_open",
format!("wallet file has mode {mode:o}; expected no group or other access"),
));
}
}
return std::result::Result::Ok(());
}
#[cfg(test)]
mod tests {
fn fixture_bytes(alias: &str, marker: u8) -> std::vec::Vec<u8> {
let parsed_alias = crate::WalletAlias::parse(alias)
.unwrap_or_else(|error| panic!("fixture alias must be valid: {error}"));
let alias_bytes = parsed_alias.as_str().as_bytes();
let header_length = crate::KSWALLET_FIXED_HEADER_LENGTH + alias_bytes.len();
let total_length = header_length
+ crate::KSWALLET_SALT_LENGTH
+ crate::KSWALLET_NONCE_LENGTH
+ crate::KSWALLET_CIPHERTEXT_LENGTH;
let mut bytes = vec![0_u8; total_length];
bytes[0..crate::KSWALLET_MAGIC.len()].copy_from_slice(crate::KSWALLET_MAGIC);
bytes[8..10].copy_from_slice(&crate::KSWALLET_FORMAT_VERSION.to_le_bytes());
bytes[10..12].copy_from_slice(&(header_length as u16).to_le_bytes());
bytes[12..14].copy_from_slice(&crate::KSWALLET_FLAGS_NONE.to_le_bytes());
bytes[14] = crate::KSWALLET_KDF_ARGON2ID;
bytes[15] = crate::KSWALLET_ARGON2_VERSION;
bytes[16] = crate::KSWALLET_AEAD_XCHACHA20_POLY1305;
bytes[17] = crate::KSWALLET_SALT_LENGTH as u8;
bytes[18] = crate::KSWALLET_NONCE_LENGTH as u8;
bytes[19] = alias_bytes.len() as u8;
bytes[24..28].copy_from_slice(&65_536_u32.to_le_bytes());
bytes[28..32].copy_from_slice(&3_u32.to_le_bytes());
bytes[32..36].copy_from_slice(&4_u32.to_le_bytes());
bytes[36..40].copy_from_slice(&(crate::KSWALLET_CIPHERTEXT_LENGTH as u32).to_le_bytes());
bytes[40..72].copy_from_slice(&[marker; 32]);
bytes[crate::KSWALLET_FIXED_HEADER_LENGTH..header_length].copy_from_slice(alias_bytes);
let salt_offset = header_length;
let nonce_offset = salt_offset + crate::KSWALLET_SALT_LENGTH;
let ciphertext_offset = nonce_offset + crate::KSWALLET_NONCE_LENGTH;
bytes[salt_offset..nonce_offset].fill(marker.wrapping_add(1));
bytes[nonce_offset..ciphertext_offset].fill(marker.wrapping_add(2));
bytes[ciphertext_offset..].fill(marker.wrapping_add(3));
return bytes;
}
fn write_native_wallet(path: &std::path::Path, alias: &str, marker: u8) {
let bytes = fixture_bytes(alias, marker);
std::fs::write(path, bytes)
.unwrap_or_else(|error| panic!("native fixture must be writable: {error}"));
#[cfg(unix)]
{
use std::os::unix::fs::PermissionsExt; // rust-rules: trait-import
std::fs::set_permissions(path, std::fs::Permissions::from_mode(0o600))
.unwrap_or_else(|error| panic!("native fixture permissions must be set: {error}"));
}
}
fn make_directory_private(path: &std::path::Path) {
#[cfg(unix)]
{
use std::os::unix::fs::PermissionsExt; // rust-rules: trait-import
std::fs::set_permissions(path, std::fs::Permissions::from_mode(0o700)).unwrap_or_else(
|error| panic!("wallet fixture directory permissions must be set: {error}"),
);
}
}
#[tokio::test]
async fn scan_is_non_recursive_and_filters_by_native_extension() {
let directory = tempfile::tempdir()
.unwrap_or_else(|error| panic!("temporary directory must exist: {error}"));
make_directory_private(directory.path());
let manager = crate::WalletManager::new(directory.path())
.unwrap_or_else(|error| panic!("unexpected manager error: {error}"));
write_native_wallet(&directory.path().join("alpha.kswallet"), "alpha", 3);
std::fs::write(directory.path().join("legacy.json"), b"[]")
.unwrap_or_else(|error| panic!("unrelated fixture must be writable: {error}"));
let nested = directory.path().join("nested");
std::fs::create_dir(&nested)
.unwrap_or_else(|error| panic!("nested directory must be created: {error}"));
write_native_wallet(&nested.join("hidden.kswallet"), "hidden", 5);
let wallets = manager
.scan()
.await
.unwrap_or_else(|error| panic!("scan must succeed: {error}"));
assert_eq!(wallets.len(), 1);
assert_eq!(wallets[0].alias().as_str(), "alpha");
assert_eq!(wallets[0].format_version(), 1);
assert_eq!(wallets[0].identity().persistence, crate::WalletPersistence::Persistent);
}
#[tokio::test]
async fn lookup_uses_configured_directory_and_returns_opaque_handle() {
let directory = tempfile::tempdir()
.unwrap_or_else(|error| panic!("temporary directory must exist: {error}"));
let manager = crate::WalletManager::new(directory.path())
.unwrap_or_else(|error| panic!("unexpected manager error: {error}"));
let alias = crate::WalletAlias::parse("lookup")
.unwrap_or_else(|error| panic!("unexpected alias error: {error}"));
write_native_wallet(&manager.wallet_path(&alias), "lookup", 7);
let handle = manager
.lookup(&alias)
.await
.unwrap_or_else(|error| panic!("lookup must succeed: {error}"))
.unwrap_or_else(|| panic!("wallet handle must exist"));
assert_eq!(handle.alias(), &alias);
assert_eq!(handle.path, manager.wallet_path(&alias));
assert_eq!(handle.public_key(), handle.identity().public_key);
assert!(!format!("{handle:?}").contains(directory.path().to_string_lossy().as_ref()));
}
#[tokio::test]
async fn explicit_file_inspection_accepts_path_outside_configured_directory() {
let configured = tempfile::tempdir()
.unwrap_or_else(|error| panic!("configured directory must exist: {error}"));
make_directory_private(configured.path());
let external = tempfile::tempdir()
.unwrap_or_else(|error| panic!("external directory must exist: {error}"));
let manager = crate::WalletManager::new(configured.path())
.unwrap_or_else(|error| panic!("unexpected manager error: {error}"));
let external_path = external.path().join("external.kswallet");
write_native_wallet(&external_path, "external", 9);
let handle = manager
.inspect_file(&external_path)
.await
.unwrap_or_else(|error| panic!("explicit inspection must succeed: {error}"));
assert_eq!(handle.alias().as_str(), "external");
assert_eq!(handle.path, external_path);
assert!(!handle.public_key().is_empty());
let discovered = manager
.scan()
.await
.unwrap_or_else(|error| panic!("configured scan must succeed: {error}"));
assert!(discovered.is_empty());
}
#[tokio::test]
async fn prefix_only_native_file_is_rejected_by_complete_codec() {
let directory = tempfile::tempdir()
.unwrap_or_else(|error| panic!("temporary directory must exist: {error}"));
let path = directory.path().join("short.kswallet");
let mut bytes = std::vec::Vec::new();
bytes.extend_from_slice(crate::KSWALLET_MAGIC);
bytes.extend_from_slice(&crate::KSWALLET_FORMAT_VERSION.to_le_bytes());
std::fs::write(&path, bytes)
.unwrap_or_else(|error| panic!("fixture must be writable: {error}"));
#[cfg(unix)]
{
use std::os::unix::fs::PermissionsExt; // rust-rules: trait-import
std::fs::set_permissions(&path, std::fs::Permissions::from_mode(0o600))
.unwrap_or_else(|error| panic!("fixture permissions must be set: {error}"));
}
let manager = crate::WalletManager::new(directory.path())
.unwrap_or_else(|error| panic!("unexpected manager error: {error}"));
let error = manager
.inspect_file(&path)
.await
.err()
.unwrap_or_else(|| panic!("prefix-only fixture must fail"));
assert_eq!(error.code(), "wallet_native_file_length_invalid");
}
#[tokio::test]
async fn filename_and_header_alias_must_match() {
let directory = tempfile::tempdir()
.unwrap_or_else(|error| panic!("temporary directory must exist: {error}"));
let path = directory.path().join("filename.kswallet");
write_native_wallet(&path, "header", 11);
let manager = crate::WalletManager::new(directory.path())
.unwrap_or_else(|error| panic!("unexpected manager error: {error}"));
let error = manager
.inspect_file(&path)
.await
.err()
.unwrap_or_else(|| panic!("alias mismatch must fail"));
assert_eq!(error.code(), "wallet_native_alias_mismatch");
}
#[tokio::test]
async fn codec_errors_do_not_disclose_external_path() {
let configured = tempfile::tempdir()
.unwrap_or_else(|error| panic!("configured directory must exist: {error}"));
let external = tempfile::tempdir()
.unwrap_or_else(|error| panic!("external directory must exist: {error}"));
let manager = crate::WalletManager::new(configured.path())
.unwrap_or_else(|error| panic!("unexpected manager error: {error}"));
let path = external.path().join("invalid.kswallet");
write_native_wallet(&path, "invalid", 13);
let mut bytes = std::fs::read(&path)
.unwrap_or_else(|error| panic!("fixture must be readable: {error}"));
bytes[0] = b'X';
std::fs::write(&path, bytes)
.unwrap_or_else(|error| panic!("fixture must be rewritten: {error}"));
let error = manager
.inspect_file(&path)
.await
.err()
.unwrap_or_else(|| panic!("invalid native wallet must fail"));
assert_eq!(error.code(), "wallet_native_magic_invalid");
assert!(!error.to_string().contains(external.path().to_string_lossy().as_ref()));
}
}