pub use sp_core::sr25519;
use crate::ParseKeyringError;
#[cfg(feature = "std")]
use sp_core::sr25519::Signature;
use sp_core::{
hex2array,
sr25519::{Pair, Public},
ByteArray, Pair as PairT, H256,
};
use sp_runtime::AccountId32;
extern crate alloc;
use alloc::{format, str::FromStr, string::String, vec::Vec};
#[derive(
Debug, Clone, Copy, PartialEq, Eq, Hash, strum::Display, strum::EnumIter, Ord, PartialOrd,
)]
pub enum Keyring {
Alice,
Bob,
Charlie,
Dave,
Eve,
Ferdie,
AliceStash,
BobStash,
CharlieStash,
DaveStash,
EveStash,
FerdieStash,
One,
Two,
}
impl Keyring {
pub fn from_public(who: &Public) -> Option<Keyring> {
Self::iter().find(|&k| &Public::from(k) == who)
}
pub fn from_account_id(who: &AccountId32) -> Option<Keyring> {
Self::iter().find(|&k| &k.to_account_id() == who)
}
pub fn from_raw_public(who: [u8; 32]) -> Option<Keyring> {
Self::from_public(&Public::from_raw(who))
}
pub fn to_raw_public(self) -> [u8; 32] {
*Public::from(self).as_array_ref()
}
pub fn from_h256_public(who: H256) -> Option<Keyring> {
Self::from_public(&Public::from_raw(who.into()))
}
pub fn to_h256_public(self) -> H256 {
Public::from(self).as_array_ref().into()
}
pub fn to_raw_public_vec(self) -> Vec<u8> {
Public::from(self).to_raw_vec()
}
pub fn to_account_id(self) -> AccountId32 {
self.to_raw_public().into()
}
#[cfg(feature = "std")]
pub fn sign(self, msg: &[u8]) -> Signature {
Pair::from(self).sign(msg)
}
pub fn pair(self) -> Pair {
Pair::from_string(&format!("//{}", <&'static str>::from(self)), None)
.expect("static values are known good; qed")
}
pub fn iter() -> impl Iterator<Item = Keyring> {
<Self as strum::IntoEnumIterator>::iter()
}
pub fn public(self) -> Public {
Public::from(self)
}
pub fn to_seed(self) -> String {
format!("//{}", self)
}
pub fn numeric(idx: usize) -> Pair {
Pair::from_string(&format!("//{}", idx), None).expect("numeric values are known good; qed")
}
pub fn numeric_id(idx: usize) -> AccountId32 {
(*Self::numeric(idx).public().as_array_ref()).into()
}
pub fn well_known() -> impl Iterator<Item = Keyring> {
Self::iter().take(12)
}
pub fn invulnerable() -> impl Iterator<Item = Keyring> {
Self::iter().take(6)
}
}
impl From<Keyring> for &'static str {
fn from(k: Keyring) -> Self {
match k {
Keyring::Alice => "Alice",
Keyring::Bob => "Bob",
Keyring::Charlie => "Charlie",
Keyring::Dave => "Dave",
Keyring::Eve => "Eve",
Keyring::Ferdie => "Ferdie",
Keyring::AliceStash => "Alice//stash",
Keyring::BobStash => "Bob//stash",
Keyring::CharlieStash => "Charlie//stash",
Keyring::DaveStash => "Dave//stash",
Keyring::EveStash => "Eve//stash",
Keyring::FerdieStash => "Ferdie//stash",
Keyring::One => "One",
Keyring::Two => "Two",
}
}
}
impl From<Keyring> for sp_runtime::MultiSigner {
fn from(x: Keyring) -> Self {
sp_runtime::MultiSigner::Sr25519(x.into())
}
}
impl FromStr for Keyring {
type Err = ParseKeyringError;
fn from_str(s: &str) -> Result<Self, <Self as FromStr>::Err> {
match s {
"Alice" | "alice" => Ok(Keyring::Alice),
"Bob" | "bob" => Ok(Keyring::Bob),
"Charlie" | "charlie" => Ok(Keyring::Charlie),
"Dave" | "dave" => Ok(Keyring::Dave),
"Eve" | "eve" => Ok(Keyring::Eve),
"Ferdie" | "ferdie" => Ok(Keyring::Ferdie),
"Alice//stash" | "alice//stash" => Ok(Keyring::AliceStash),
"Bob//stash" | "bob//stash" => Ok(Keyring::BobStash),
"Charlie//stash" | "charlie//stash" => Ok(Keyring::CharlieStash),
"Dave//stash" | "dave//stash" => Ok(Keyring::DaveStash),
"Eve//stash" | "eve//stash" => Ok(Keyring::EveStash),
"Ferdie//stash" | "ferdie//stash" => Ok(Keyring::FerdieStash),
"One" | "one" => Ok(Keyring::One),
"Two" | "two" => Ok(Keyring::Two),
_ => Err(ParseKeyringError),
}
}
}
impl From<Keyring> for AccountId32 {
fn from(k: Keyring) -> Self {
k.to_account_id()
}
}
impl From<Keyring> for Public {
fn from(k: Keyring) -> Self {
Public::from_raw(k.into())
}
}
impl From<Keyring> for Pair {
fn from(k: Keyring) -> Self {
k.pair()
}
}
impl From<Keyring> for [u8; 32] {
fn from(k: Keyring) -> Self {
match k {
Keyring::Alice =>
hex2array!("d43593c715fdd31c61141abd04a99fd6822c8558854ccde39a5684e7a56da27d"),
Keyring::Bob =>
hex2array!("8eaf04151687736326c9fea17e25fc5287613693c912909cb226aa4794f26a48"),
Keyring::Charlie =>
hex2array!("90b5ab205c6974c9ea841be688864633dc9ca8a357843eeacf2314649965fe22"),
Keyring::Dave =>
hex2array!("306721211d5404bd9da88e0204360a1a9ab8b87c66c1bc2fcdd37f3c2222cc20"),
Keyring::Eve =>
hex2array!("e659a7a1628cdd93febc04a4e0646ea20e9f5f0ce097d9a05290d4a9e054df4e"),
Keyring::Ferdie =>
hex2array!("1cbd2d43530a44705ad088af313e18f80b53ef16b36177cd4b77b846f2a5f07c"),
Keyring::AliceStash =>
hex2array!("be5ddb1579b72e84524fc29e78609e3caf42e85aa118ebfe0b0ad404b5bdd25f"),
Keyring::BobStash =>
hex2array!("fe65717dad0447d715f660a0a58411de509b42e6efb8375f562f58a554d5860e"),
Keyring::CharlieStash =>
hex2array!("1e07379407fecc4b89eb7dbd287c2c781cfb1907a96947a3eb18e4f8e7198625"),
Keyring::DaveStash =>
hex2array!("e860f1b1c7227f7c22602f53f15af80747814dffd839719731ee3bba6edc126c"),
Keyring::EveStash =>
hex2array!("8ac59e11963af19174d0b94d5d78041c233f55d2e19324665bafdfb62925af2d"),
Keyring::FerdieStash =>
hex2array!("101191192fc877c24d725b337120fa3edc63d227bbc92705db1e2cb65f56981a"),
Keyring::One =>
hex2array!("ac859f8a216eeb1b320b4c76d118da3d7407fa523484d0a980126d3b4d0d220a"),
Keyring::Two =>
hex2array!("1254f7017f0b8347ce7ab14f96d818802e7e9e0c0d1b7c9acb3c726b080e7a03"),
}
}
}
impl From<Keyring> for H256 {
fn from(k: Keyring) -> Self {
k.into()
}
}
#[cfg(test)]
mod tests {
use super::*;
use sp_core::{sr25519::Pair, Pair as PairT};
#[test]
fn should_work() {
assert!(Pair::verify(
&Keyring::Alice.sign(b"I am Alice!"),
b"I am Alice!",
&Keyring::Alice.public(),
));
assert!(!Pair::verify(
&Keyring::Alice.sign(b"I am Alice!"),
b"I am Bob!",
&Keyring::Alice.public(),
));
assert!(!Pair::verify(
&Keyring::Alice.sign(b"I am Alice!"),
b"I am Alice!",
&Keyring::Bob.public(),
));
}
#[test]
fn verify_static_public_keys() {
assert!(Keyring::iter().all(|k| { k.pair().public().as_ref() == <[u8; 32]>::from(k) }));
}
#[test]
fn verify_well_known() {
assert_eq!(
Keyring::well_known().collect::<Vec<Keyring>>(),
vec![
Keyring::Alice,
Keyring::Bob,
Keyring::Charlie,
Keyring::Dave,
Keyring::Eve,
Keyring::Ferdie,
Keyring::AliceStash,
Keyring::BobStash,
Keyring::CharlieStash,
Keyring::DaveStash,
Keyring::EveStash,
Keyring::FerdieStash
]
);
}
#[test]
fn verify_invulnerable() {
assert_eq!(
Keyring::invulnerable().collect::<Vec<Keyring>>(),
vec![
Keyring::Alice,
Keyring::Bob,
Keyring::Charlie,
Keyring::Dave,
Keyring::Eve,
Keyring::Ferdie
]
);
}
}