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Create pubkeyToAddress in @cosmjs/amino

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This commit is contained in:
Simon Warta 2021-03-22 16:55:06 +01:00
parent cb37451f8f
commit 843b82badd
7 changed files with 52 additions and 37 deletions
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42
packages/amino/src/encoding.spec.ts
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@ -6,6 +6,7 @@ import {
encodeAminoPubkey,
encodeBech32Pubkey,
encodeSecp256k1Pubkey,
pubkeyToAddress,
pubkeyToRawAddress,
} from "./encoding";
import { MultisigThresholdPubkey, Pubkey } from "./pubkeys";
@ -262,4 +263,45 @@ describe("encoding", () => {
expect(pubkeyToRawAddress(testgroup1)).toEqual(fromHex("0892a77fab2fa7e192c3b7b2741e6682f3abb72f"));
});
});
describe("pubkeyToAddress", () => {
it("works for Secp256k1", () => {
const prefix = "cosmos";
const pubkey = {
type: "tendermint/PubKeySecp256k1",
value: "AtQaCqFnshaZQp6rIkvAPyzThvCvXSDO+9AzbxVErqJP",
};
expect(pubkeyToAddress(pubkey, prefix)).toEqual("cosmos1h806c7khnvmjlywdrkdgk2vrayy2mmvf9rxk2r");
});
it("works for Ed25519", () => {
const prefix = "cosmos";
const pubkey = {
type: "tendermint/PubKeyEd25519",
value: toBase64(fromHex("12ee6f581fe55673a1e9e1382a0829e32075a0aa4763c968bc526e1852e78c95")),
};
expect(pubkeyToAddress(pubkey, prefix)).toEqual("cosmos1pfq05em6sfkls66ut4m2257p7qwlk448h8mysz");
});
it("works for multisig", () => {
const test1 = decodeBech32Pubkey(
"wasmpub1addwnpepqwxttx8w2sfs6d8cuzqcuau84grp8xsw95qzdjkmvc44tnckskdxw3zw2km",
);
const test2 = decodeBech32Pubkey(
"wasmpub1addwnpepq2gx7x7e29kge5a4ycunytyqr0u8ynql5h583s8r9wdads9m3v8ks6y0nhc",
);
const test3 = decodeBech32Pubkey(
"wasmpub1addwnpepq0xfx5vavxmgdkn0p6x0l9p3udttghu3qcldd7ql08wa3xy93qq0xuzvtxc",
);
const testgroup1: MultisigThresholdPubkey = {
type: "tendermint/PubKeyMultisigThreshold",
value: {
threshold: "2",
pubkeys: [test1, test2, test3],
},
};
expect(pubkeyToAddress(testgroup1, "wasm")).toEqual("wasm1pzf2wlat97n7rykrk7e8g8nxste6hde0r8jqsy");
});
});
});

4
packages/amino/src/encoding.ts
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@ -145,6 +145,10 @@ export function pubkeyToRawAddress(pubkey: Pubkey): Uint8Array {
}
}
export function pubkeyToAddress(pubkey: Pubkey, prefix: string): string {
return Bech32.encode(prefix, pubkeyToRawAddress(pubkey));
}
/**
* Encodes a public key to binary Amino and then to bech32.
*

1
packages/amino/src/index.ts
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@ -4,6 +4,7 @@ export {
encodeAminoPubkey,
encodeBech32Pubkey,
encodeSecp256k1Pubkey,
pubkeyToAddress,
pubkeyToRawAddress,
rawSecp256k1PubkeyToRawAddress,
} from "./encoding";

5
packages/cli/examples/multisig_address.ts
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@ -1,5 +1,4 @@
import { MultisigThresholdPubkey, pubkeyToRawAddress } from "@cosmjs/amino";
import { Bech32 } from "@cosmjs/encoding";
import { MultisigThresholdPubkey, pubkeyToAddress } from "@cosmjs/amino";
// https://github.com/cosmos/cosmjs/issues/673#issuecomment-779847238
const multisigPubkey: MultisigThresholdPubkey = {
@ -27,5 +26,5 @@ const multisigPubkey: MultisigThresholdPubkey = {
}
};
const address = Bech32.encode("cosmos", pubkeyToRawAddress(multisigPubkey));
const address = pubkeyToAddress(multisigPubkey, "cosmos");
console.log(address);

25
packages/launchpad/src/address.spec.ts
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@ -1,25 +0,0 @@
import { fromHex, toBase64 } from "@cosmjs/encoding";
import { pubkeyToAddress } from "./address";
describe("address", () => {
describe("pubkeyToAddress", () => {
it("works for Secp256k1 compressed", () => {
const prefix = "cosmos";
const pubkey = {
type: "tendermint/PubKeySecp256k1",
value: "AtQaCqFnshaZQp6rIkvAPyzThvCvXSDO+9AzbxVErqJP",
};
expect(pubkeyToAddress(pubkey, prefix)).toEqual("cosmos1h806c7khnvmjlywdrkdgk2vrayy2mmvf9rxk2r");
});
it("works for Ed25519", () => {
const prefix = "cosmos";
const pubkey = {
type: "tendermint/PubKeyEd25519",
value: toBase64(fromHex("12ee6f581fe55673a1e9e1382a0829e32075a0aa4763c968bc526e1852e78c95")),
};
expect(pubkeyToAddress(pubkey, prefix)).toEqual("cosmos1pfq05em6sfkls66ut4m2257p7qwlk448h8mysz");
});
});
});

9
packages/launchpad/src/address.ts
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@ -1,13 +1,6 @@
import { SinglePubkey } from "@cosmjs/amino";
import { pubkeyToRawAddress, rawSecp256k1PubkeyToRawAddress } from "@cosmjs/amino/build/encoding";
import { rawSecp256k1PubkeyToRawAddress } from "@cosmjs/amino";
import { Bech32 } from "@cosmjs/encoding";
export function rawSecp256k1PubkeyToAddress(pubkeyRaw: Uint8Array, prefix: string): string {
return Bech32.encode(prefix, rawSecp256k1PubkeyToRawAddress(pubkeyRaw));
}
// See https://github.com/tendermint/tendermint/blob/f2ada0a604b4c0763bda2f64fac53d506d3beca7/docs/spec/blockchain/encoding.md#public-key-cryptography
// This assumes we already have a cosmos-compressed pubkey
export function pubkeyToAddress(pubkey: SinglePubkey, prefix: string): string {
return Bech32.encode(prefix, pubkeyToRawAddress(pubkey));
}

3
packages/launchpad/src/index.ts
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@ -5,6 +5,7 @@ export {
encodeAminoPubkey,
encodeBech32Pubkey,
encodeSecp256k1Pubkey,
pubkeyToAddress,
pubkeyType,
SinglePubkey as PubKey,
} from "@cosmjs/amino";
@ -12,7 +13,7 @@ export {
import * as logs from "./logs";
export { logs };
export { pubkeyToAddress, rawSecp256k1PubkeyToAddress } from "./address";
export { rawSecp256k1PubkeyToAddress } from "./address";
export { Coin, coin, coins, parseCoins } from "./coins";
export {