Mengatur authority

Apa Fungsi Menetapkan Otoritas?

Menetapkan otoritas mengubah atau mencabut peran otoritas tertentu pada mint account atau token account.

Mint account dapat menyimpan otoritas mint dan otoritas freeze. Token account menyimpan owner dan dapat secara opsional menyimpan otoritas close. Setiap peran mengontrol set izin tertentu, dan menetapkan otoritas ke None secara permanen menghapus peran otoritas yang dipilih.

Token Extensions Program juga mendefinisikan tipe otoritas tambahan untuk ekstensi tertentu.

Cara Menetapkan Otoritas

Mengubah otoritas menggunakan instruksi SetAuthority dari Token Program.

Setiap panggilan memperbarui satu tipe otoritas pada satu mint account atau token account. Otoritas saat ini menandatangani perubahan, dan otoritas baru dapat berupa alamat lain atau None untuk mencabut otoritas yang dipilih secara permanen.

Referensi Sumber

ItemDeskripsiToken ProgramToken Extensions Program
MintState mint menyimpan mint_authority dan freeze_authority.SumberSumber
AccountState token account menyimpan owner dan close_authority.SumberSumber
AuthorityTypePeran otoritas yang dapat diperbarui oleh SetAuthority.SumberSumber
SetAuthorityInstruksi yang mengubah atau mencabut satu otoritas pada mint account atau token account.SumberSumber
process_set_authorityLogika prosesor bersama untuk pembaruan otoritas.SumberSumber

Typescript

Contoh Kit di bawah ini menunjukkan pendekatan yang direkomendasikan menggunakan @solana/kit. Contoh lama menggunakan @solana/web3.js disertakan sebagai referensi.

Kit

import { generateKeyPairSigner } from "@solana/kit";
import { createLocalClient } from "@solana/kit-client-rpc";
import { AuthorityType, tokenProgram } from "@solana-program/token";
const client = await createLocalClient()
.use(tokenProgram());
const mint = await generateKeyPairSigner();
const newAuthority = await generateKeyPairSigner();
const result = await client.sendTransaction([
client.token.instructions.setAuthority({
owned: mint.address, // Mint whose authority changes.
owner: client.payer, // Current authority approving this change.
authorityType: AuthorityType.MintTokens, // Authority role to update on the mint.
newAuthority: newAuthority.address // New authority to assign to this role.
}),
client.token.instructions.setAuthority({
owned: mint.address, // Mint whose authority changes.
owner: client.payer, // Current authority approving this change.
authorityType: AuthorityType.FreezeAccount, // Authority role to update on the mint.
newAuthority: newAuthority.address // New authority to assign to this role.
})
]);
const mintAccount = await client.token.accounts.mint.fetch(mint.address);
console.log("Mint Address:", mint.address);
console.log("Mint Account:", mintAccount.data);
console.log("\nNew Authority Address:", newAuthority.address);
console.log("\nTransaction Signature:", result.context.signature);
Console
Click to execute the code.

Web3.js

import {
Connection,
Keypair,
sendAndConfirmTransaction,
Transaction,
LAMPORTS_PER_SOL
} from "@solana/web3.js";
import {
createMint,
AuthorityType,
createSetAuthorityInstruction,
getMint,
TOKEN_PROGRAM_ID
} from "@solana/spl-token";
const authorityBlockhash = await connection.getLatestBlockhash();
const result = await sendAndConfirmTransaction(
connection,
new Transaction({
feePayer: feePayer.publicKey,
blockhash: authorityBlockhash.blockhash,
lastValidBlockHeight: authorityBlockhash.lastValidBlockHeight
}).add(
createSetAuthorityInstruction(
mintPubkey, // Mint whose authority changes.
feePayer.publicKey, // Current authority approving this change.
AuthorityType.MintTokens, // Authority role to update on the mint.
newAuthority.publicKey, // New authority to assign to this role.
[], // Additional multisig signers.
TOKEN_PROGRAM_ID // Token program to invoke.
),
createSetAuthorityInstruction(
mintPubkey, // Mint whose authority changes.
feePayer.publicKey, // Current authority approving this change.
AuthorityType.FreezeAccount, // Authority role to update on the mint.
newAuthority.publicKey, // New authority to assign to this role.
[], // Additional multisig signers.
TOKEN_PROGRAM_ID // Token program to invoke.
)
),
[feePayer]
);
const mintAccount = await getMint(
connection,
mintPubkey,
"confirmed",
TOKEN_PROGRAM_ID
);
console.log("Mint Address:", mintPubkey.toBase58());
console.log("Mint Account:", mintAccount);
console.log("\nNew Authority Address:", newAuthority.publicKey.toBase58());
console.log("\nTransaction Signature:", result);
Console
Click to execute the code.

Rust

Rust
use anyhow::Result;
use solana_client::nonblocking::rpc_client::RpcClient;
use solana_commitment_config::CommitmentConfig;
use solana_sdk::{
program_pack::Pack,
signature::{Keypair, Signer},
transaction::Transaction,
};
use solana_system_interface::instruction::create_account;
use spl_token_interface::{
id as token_program_id,
instruction::{initialize_mint, set_authority, AuthorityType},
state::Mint,
};
#[tokio::main]
async fn main() -> Result<()> {
let client = RpcClient::new_with_commitment(
String::from("http://localhost:8899"),
CommitmentConfig::confirmed(),
);
let new_authority = Keypair::new();
let transaction = Transaction::new_signed_with_payer(
&[
set_authority(
&token_program_id(), // Token program to invoke.
&mint.pubkey(), // Mint whose authority changes.
Some(&new_authority.pubkey()), // New authority to assign to this role.
AuthorityType::MintTokens, // Authority role to update on the mint.
&fee_payer.pubkey(), // Current authority approving this change.
&[], // Additional multisig signers.
)?,
set_authority(
&token_program_id(), // Token program to invoke.
&mint.pubkey(), // Mint whose authority changes.
Some(&new_authority.pubkey()), // New authority to assign to this role.
AuthorityType::FreezeAccount, // Authority role to update on the mint.
&fee_payer.pubkey(), // Current authority approving this change.
&[], // Additional multisig signers.
)?,
],
Some(&fee_payer.pubkey()),
&[&fee_payer],
latest_blockhash,
);
let transaction_signature = client.send_and_confirm_transaction(&transaction).await?;
let mint_account = client.get_account(&mint.pubkey()).await?;
let mint_data = Mint::unpack(&mint_account.data)?;
println!("Mint Address: {}", mint.pubkey());
println!("Mint Account: {:#?}", mint_data);
println!("\nNew Authority Address: {}", new_authority.pubkey());
println!("\nTransaction Signature: {}", transaction_signature);
Ok(())
}
Console
Click to execute the code.

Python

Python
#!/usr/bin/env python3
import asyncio
import json
from solana.rpc.async_api import AsyncClient
from solders.keypair import Keypair
from solders.message import Message
from solders.pubkey import Pubkey
from solders.system_program import create_account, CreateAccountParams
from solders.transaction import Transaction
from spl.token.async_client import AsyncToken
from spl.token.instructions import (
AuthorityType,
initialize_mint,
InitializeMintParams,
set_authority,
SetAuthorityParams,
)
from spl.token.constants import MINT_LEN, TOKEN_PROGRAM_ID
async def main():
rpc = AsyncClient("http://localhost:8899")
new_authority = Keypair()
async with rpc:
set_authority_instruction = set_authority(
SetAuthorityParams(
program_id=TOKEN_PROGRAM_ID, # Token program to invoke.
account=mint.pubkey(), # Mint whose authority changes.
authority=AuthorityType.MINT_TOKENS, # Authority role to update.
current_authority=fee_payer.pubkey(), # Current authority approving the authority update.
new_authority=new_authority.pubkey(), # New authority for the selected role.
)
)
latest_blockhash = await rpc.get_latest_blockhash()
transaction = Transaction(
[fee_payer],
Message([set_authority_instruction], fee_payer.pubkey()),
latest_blockhash.value.blockhash,
)
result = await rpc.send_transaction(transaction)
mint_info = await token.get_mint_info()
mint_account = {
key: str(value) if isinstance(value, Pubkey) else value
for key, value in mint_info._asdict().items()
}
print("Mint Address:", mint.pubkey())
print("Mint Account:")
print(json.dumps(mint_account, indent=2))
print("\nNew Authority Address:", new_authority.pubkey())
print("\nTransaction Signature:", result.value)
if __name__ == "__main__":
asyncio.run(main())
Console
Click to execute the code.

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