1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
use super::BlsKeypairShare;
use crate::{utils, Ed25519Digest, Error, PublicKey, Signature, XorName};
use ed25519_dalek::{Keypair as Ed25519Keypair, PublicKey as Ed25519PublicKey};
use hex_fmt::HexFmt;
use multibase::Decodable;
use rand::{CryptoRng, Rng};
use serde::{Deserialize, Deserializer, Serialize, Serializer};
use std::{
cmp::Ordering,
fmt::{self, Debug, Display, Formatter},
hash::{Hash, Hasher},
};
use threshold_crypto::{
serde_impl::SerdeSecret, PublicKeyShare as BlsPublicKeyShare,
SecretKeyShare as BlsSecretKeyShare,
};
#[derive(Serialize, Deserialize)]
pub struct FullId {
ed25519: Ed25519Keypair,
bls: Option<BlsKeypairShare>,
public_id: PublicId,
}
impl FullId {
pub fn new<T: CryptoRng + Rng>(rng: &mut T) -> Self {
let ed25519 = Ed25519Keypair::generate::<Ed25519Digest, _>(rng);
let name = PublicKey::Ed25519(ed25519.public).into();
let public_id = PublicId {
name,
ed25519: ed25519.public,
bls: None,
};
Self {
ed25519,
bls: None,
public_id,
}
}
pub fn within_range<T: CryptoRng + Rng>(start: &XorName, end: &XorName, rng: &mut T) -> Self {
let mut ed25519 = Ed25519Keypair::generate::<Ed25519Digest, _>(rng);
loop {
let name = PublicKey::Ed25519(ed25519.public).into();
if name >= *start && name <= *end {
let public_id = PublicId {
name,
ed25519: ed25519.public,
bls: None,
};
return Self {
ed25519,
bls: None,
public_id,
};
}
ed25519 = Ed25519Keypair::generate::<Ed25519Digest, _>(rng);
}
}
pub fn public_id(&self) -> &PublicId {
&self.public_id
}
pub fn sign_using_ed25519<T: AsRef<[u8]>>(&self, data: T) -> Signature {
Signature::Ed25519(self.ed25519.sign::<Ed25519Digest>(data.as_ref()))
}
pub fn sign_using_bls<T: AsRef<[u8]>>(&self, data: T) -> Option<Signature> {
self.bls
.as_ref()
.map(|bls_keys| Signature::BlsShare(bls_keys.secret.inner().sign(data)))
}
pub fn set_bls_keys(&mut self, bls_secret_key_share: BlsSecretKeyShare) {
let public = bls_secret_key_share.public_key_share();
let secret = SerdeSecret(bls_secret_key_share);
self.public_id.bls = Some(public);
self.bls = Some(BlsKeypairShare { secret, public });
}
pub fn clear_bls_keys(&mut self) {
self.public_id.bls = None;
self.bls = None;
}
}
#[derive(Clone, Eq, PartialEq)]
pub struct PublicId {
name: XorName,
ed25519: Ed25519PublicKey,
bls: Option<BlsPublicKeyShare>,
}
impl PublicId {
pub fn name(&self) -> &XorName {
&self.name
}
pub fn ed25519_public_key(&self) -> &Ed25519PublicKey {
&self.ed25519
}
pub fn bls_public_key(&self) -> &Option<BlsPublicKeyShare> {
&self.bls
}
pub fn encode_to_zbase32(&self) -> String {
utils::encode(&self)
}
pub fn decode_from_zbase32<T: Decodable>(encoded: T) -> Result<Self, Error> {
utils::decode(encoded)
}
}
impl Serialize for PublicId {
fn serialize<S: Serializer>(&self, serialiser: S) -> Result<S::Ok, S::Error> {
(&self.ed25519, &self.bls).serialize(serialiser)
}
}
impl<'de> Deserialize<'de> for PublicId {
fn deserialize<D: Deserializer<'de>>(deserialiser: D) -> Result<Self, D::Error> {
let (ed25519, bls): (Ed25519PublicKey, Option<BlsPublicKeyShare>) =
Deserialize::deserialize(deserialiser)?;
let name = PublicKey::Ed25519(ed25519).into();
Ok(PublicId { name, ed25519, bls })
}
}
impl Ord for PublicId {
fn cmp(&self, other: &PublicId) -> Ordering {
utils::serialise(&self).cmp(&utils::serialise(other))
}
}
impl PartialOrd for PublicId {
fn partial_cmp(&self, other: &PublicId) -> Option<Ordering> {
Some(self.cmp(other))
}
}
#[allow(clippy::derive_hash_xor_eq)]
impl Hash for PublicId {
fn hash<H: Hasher>(&self, state: &mut H) {
utils::serialise(&self).hash(state)
}
}
impl Debug for PublicId {
fn fmt(&self, formatter: &mut Formatter) -> fmt::Result {
write!(formatter, "Node({:<8})", HexFmt(&self.ed25519.to_bytes()))
}
}
impl Display for PublicId {
#[allow(trivial_casts)]
fn fmt(&self, formatter: &mut Formatter) -> fmt::Result {
(self as &Debug).fmt(formatter)
}
}