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solana program dump -u devnet TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb token_2022.so
solana-test-validator --reset --bpf-program TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb token_2022.so

import {
  lamports,
  createClient,
  generateKeyPairSigner,
  unwrapOption
} from "@solana/kit";
import { solanaRpc, rpcAirdrop } from "@solana/kit-plugin-rpc";
import { generatedPayer, airdropPayer } from "@solana/kit-plugin-signer";
import { getCreateAccountInstruction } from "@solana-program/system";
import {
  AuthorityType,
  extension,
  fetchMint,
  fetchToken,
  findAssociatedTokenPda,
  getBurnCheckedInstruction,
  getCreateAssociatedTokenInstructionAsync,
  getInitializeMintInstruction,
  getInitializePermissionedBurnInstruction,
  getMintSize,
  getMintToCheckedInstruction,
  getPermissionedBurnCheckedInstruction,
  getSetAuthorityInstruction,
  isExtension,
  TOKEN_2022_PROGRAM_ADDRESS
} from "@solana-program/token-2022";

const client = await createClient()
  .use(generatedPayer())
  .use(
    solanaRpc({
      rpcUrl: "http://localhost:8899",
      rpcSubscriptionsUrl: "ws://localhost:8900"
    })
  )
  .use(rpcAirdrop())
  .use(airdropPayer(lamports(1_000_000_000n)));

const mint = await generateKeyPairSigner();
const burnAuthority = await generateKeyPairSigner();

const permissionedBurnExtension = extension("PermissionedBurn", {
  authority: burnAuthority.address
});
const mintSpace = BigInt(getMintSize([permissionedBurnExtension]));
const mintRent = await client.rpc
  .getMinimumBalanceForRentExemption(mintSpace)
  .send();

await client.sendTransaction([
  getCreateAccountInstruction({
    payer: client.payer, // Account funding account creation.
    newAccount: mint, // New mint account to create.
    lamports: mintRent, // Lamports funding the mint account rent.
    space: mintSpace, // Account size in bytes for the mint plus PermissionedBurnConfig.
    programAddress: TOKEN_2022_PROGRAM_ADDRESS // Program that owns the mint account.
  }),
  getInitializePermissionedBurnInstruction({
    mint: mint.address, // Mint account that stores the PermissionedBurnConfig extension.
    authority: burnAuthority.address // Authority required to co-sign every burn for the mint.
  }),
  getInitializeMintInstruction({
    mint: mint.address, // Mint account to initialize.
    decimals: 0, // Number of decimals for the token.
    mintAuthority: client.payer.address, // Authority allowed to mint new tokens.
    freezeAuthority: client.payer.address // Authority allowed to freeze token accounts.
  })
]);

const [sourceToken] = await findAssociatedTokenPda({
  mint: mint.address,
  owner: client.payer.address,
  tokenProgram: TOKEN_2022_PROGRAM_ADDRESS
});

await client.sendTransaction([
  await getCreateAssociatedTokenInstructionAsync({
    payer: client.payer, // Account funding the associated token account creation.
    mint: mint.address, // Mint for the associated token account.
    owner: client.payer.address // Owner of the associated token account.
  }),
  getMintToCheckedInstruction({
    mint: mint.address, // Mint account that issues the tokens.
    token: sourceToken, // Token account receiving the newly minted tokens.
    mintAuthority: client.payer, // Signer authorized to mint new tokens.
    amount: 2n, // Token amount in base units.
    decimals: 0 // Decimals defined on the mint.
  })
]);

let standardBurnFailure: string | undefined;
try {
  await client.sendTransaction([
    getBurnCheckedInstruction({
      account: sourceToken, // Token account to burn from.
      mint: mint.address, // Mint with the permissioned burn configuration.
      authority: client.payer, // Token account owner signing the burn.
      amount: 1n, // Token amount in base units.
      decimals: 0 // Decimals defined on the mint.
    })
  ]);
} catch (error) {
  standardBurnFailure = error instanceof Error ? error.message : String(error);
}
if (!standardBurnFailure) {
  throw new Error("Expected the standard burn to fail");
}

await client.sendTransaction([
  getPermissionedBurnCheckedInstruction({
    account: sourceToken, // Token account to burn from.
    mint: mint.address, // Mint with the permissioned burn configuration.
    permissionedBurnAuthority: burnAuthority, // Burn authority co-signing the burn.
    authority: client.payer, // Token account owner signing the burn.
    amount: 1n, // Token amount in base units.
    decimals: 0 // Decimals defined on the mint.
  })
]);

await client.sendTransaction([
  getSetAuthorityInstruction({
    owned: mint.address, // Mint with the permissioned burn configuration.
    owner: burnAuthority, // Current burn authority signing the update.
    authorityType: AuthorityType.PermissionedBurn, // Authority type to update.
    newAuthority: null // Setting the authority to None disables permissioned burning.
  })
]);

await client.sendTransaction([
  getBurnCheckedInstruction({
    account: sourceToken, // Token account to burn from.
    mint: mint.address, // Mint with permissioned burning disabled.
    authority: client.payer, // Token account owner signing the burn.
    amount: 1n, // Token amount in base units.
    decimals: 0 // Decimals defined on the mint.
  })
]);

const sourceAccount = await fetchToken(client.rpc, sourceToken);
const mintAccount = await fetchMint(client.rpc, mint.address);
const permissionedBurnConfig = (
  unwrapOption(mintAccount.data.extensions) ?? []
).find((item) => isExtension("PermissionedBurn", item));

console.log("Mint Address:", mint.address);
console.log("Error From Failed Standard Burn:", standardBurnFailure);
console.log("Source Amount After Burns:", sourceAccount.data.amount);
console.log("Extension After Disable:", permissionedBurnConfig);

use anyhow::{anyhow, Result};
use solana_client::nonblocking::rpc_client::RpcClient;
use solana_commitment_config::CommitmentConfig;
use solana_sdk::{
    signature::{Keypair, Signer},
    transaction::Transaction,
};
use solana_system_interface::instruction::create_account;
use spl_associated_token_account_interface::{
    address::get_associated_token_address_with_program_id,
    instruction::create_associated_token_account,
};
use spl_token_2022_interface::{
    extension::{
        permissioned_burn::{instruction as permissioned_burn_ix, PermissionedBurnConfig},
        BaseStateWithExtensions, ExtensionType, StateWithExtensions,
    },
    instruction::{burn_checked, initialize_mint, mint_to_checked, set_authority, AuthorityType},
    state::{Account, Mint},
    ID as TOKEN_2022_PROGRAM_ID,
};

#[tokio::main]
async fn main() -> Result<()> {
    let client = RpcClient::new_with_commitment(
        String::from("http://localhost:8899"),
        CommitmentConfig::confirmed(),
    );
    let fee_payer = Keypair::new();
    let burn_authority = Keypair::new();

    let airdrop_signature = client
        .request_airdrop(&fee_payer.pubkey(), 5_000_000_000)
        .await?;

    loop {
        let confirmed = client.confirm_transaction(&airdrop_signature).await?;
        if confirmed {
            break;
        }
    }

    let mint = Keypair::new();

    let mint_space =
        ExtensionType::try_calculate_account_len::<Mint>(&[ExtensionType::PermissionedBurn])?;
    let mint_rent = client
        .get_minimum_balance_for_rent_exemption(mint_space)
        .await?;

    let create_mint_transaction = Transaction::new_signed_with_payer(
        &[
            create_account(
                &fee_payer.pubkey(), // Account funding account creation.
                &mint.pubkey(), // New mint account to create.
                mint_rent, // Lamports funding the mint account rent.
                mint_space as u64, // Account size in bytes for the mint plus PermissionedBurnConfig.
                &TOKEN_2022_PROGRAM_ID, // Program that owns the mint account.
            ),
            permissioned_burn_ix::initialize(
                &TOKEN_2022_PROGRAM_ID, // Token program that owns the mint.
                &mint.pubkey(), // Mint account that stores the PermissionedBurnConfig extension.
                &burn_authority.pubkey(), // Authority required to co-sign every burn for the mint.
            )?,
            initialize_mint(
                &TOKEN_2022_PROGRAM_ID, // Program that owns the mint account.
                &mint.pubkey(), // Mint account to initialize.
                &fee_payer.pubkey(), // Authority allowed to mint new tokens.
                Some(&fee_payer.pubkey()), // Authority allowed to freeze token accounts.
                0, // Number of decimals for the token.
            )?,
        ],
        Some(&fee_payer.pubkey()),
        &[&fee_payer, &mint],
        client.get_latest_blockhash().await?,
    );
    client
        .send_and_confirm_transaction(&create_mint_transaction)
        .await?;

    let source_token = get_associated_token_address_with_program_id(
        &fee_payer.pubkey(),
        &mint.pubkey(),
        &TOKEN_2022_PROGRAM_ID,
    );

    let create_token_account_transaction = Transaction::new_signed_with_payer(
        &[
            create_associated_token_account(
                &fee_payer.pubkey(), // Account funding the associated token account creation.
                &fee_payer.pubkey(), // Owner of the associated token account.
                &mint.pubkey(), // Mint for the associated token account.
                &TOKEN_2022_PROGRAM_ID, // Token program that owns the token account.
            ),
            mint_to_checked(
                &TOKEN_2022_PROGRAM_ID, // Token program that owns the mint and token account.
                &mint.pubkey(), // Mint account that issues the tokens.
                &source_token, // Token account receiving the newly minted tokens.
                &fee_payer.pubkey(), // Signer authorized to mint new tokens.
                &[&fee_payer.pubkey()], // Additional multisig signers.
                2, // Token amount in base units.
                0, // Decimals defined on the mint.
            )?,
        ],
        Some(&fee_payer.pubkey()),
        &[&fee_payer],
        client.get_latest_blockhash().await?,
    );
    client
        .send_and_confirm_transaction(&create_token_account_transaction)
        .await?;

    let standard_burn_ix = burn_checked(
        &TOKEN_2022_PROGRAM_ID, // Token program that processes the burn.
        &source_token, // Token account to burn from.
        &mint.pubkey(), // Mint with the permissioned burn configuration.
        &fee_payer.pubkey(), // Token account owner signing the burn.
        &[&fee_payer.pubkey()], // Additional multisig signers.
        1, // Token amount in base units.
        0, // Decimals defined on the mint.
    )?;

    let standard_burn_transaction = Transaction::new_signed_with_payer(
        &[standard_burn_ix],
        Some(&fee_payer.pubkey()),
        &[&fee_payer],
        client.get_latest_blockhash().await?,
    );
    let standard_burn_result = client
        .simulate_transaction(&standard_burn_transaction)
        .await?;
    let standard_burn_failure = standard_burn_result
        .value
        .err
        .ok_or_else(|| anyhow!("Expected the standard burn to fail"))?;

    let permissioned_burn_instruction = permissioned_burn_ix::burn_checked(
        &TOKEN_2022_PROGRAM_ID, // Token program that processes the burn.
        &source_token, // Token account to burn from.
        &mint.pubkey(), // Mint with the permissioned burn configuration.
        &burn_authority.pubkey(), // Burn authority co-signing the burn.
        &fee_payer.pubkey(), // Token account owner signing the burn.
        &[], // Additional multisig signers.
        1, // Token amount in base units.
        0, // Decimals defined on the mint.
    )?;

    let permissioned_burn_transaction = Transaction::new_signed_with_payer(
        &[permissioned_burn_instruction],
        Some(&fee_payer.pubkey()),
        &[&fee_payer, &burn_authority],
        client.get_latest_blockhash().await?,
    );
    client
        .send_and_confirm_transaction(&permissioned_burn_transaction)
        .await?;

    let disable_authority_transaction = Transaction::new_signed_with_payer(
        &[
            set_authority(
                &TOKEN_2022_PROGRAM_ID, // Token program that owns the mint.
                &mint.pubkey(), // Mint with the permissioned burn configuration.
                None, // Setting the authority to None disables permissioned burning.
                AuthorityType::PermissionedBurn, // Authority type to update.
                &burn_authority.pubkey(), // Current burn authority signing the update.
                &[], // Additional multisig signers.
            )?,
        ],
        Some(&fee_payer.pubkey()),
        &[&fee_payer, &burn_authority],
        client.get_latest_blockhash().await?,
    );
    client
        .send_and_confirm_transaction(&disable_authority_transaction)
        .await?;

    let standard_burn_after_disable_transaction = Transaction::new_signed_with_payer(
        &[
            burn_checked(
                &TOKEN_2022_PROGRAM_ID, // Token program that processes the burn.
                &source_token, // Token account to burn from.
                &mint.pubkey(), // Mint with permissioned burning disabled.
                &fee_payer.pubkey(), // Token account owner signing the burn.
                &[&fee_payer.pubkey()], // Additional multisig signers.
                1, // Token amount in base units.
                0, // Decimals defined on the mint.
            )?,
        ],
        Some(&fee_payer.pubkey()),
        &[&fee_payer],
        client.get_latest_blockhash().await?,
    );
    client
        .send_and_confirm_transaction(&standard_burn_after_disable_transaction)
        .await?;

    let source_account = client.get_account(&source_token).await?;
    let source_state = StateWithExtensions::<Account>::unpack(&source_account.data)?;
    let mint_account = client.get_account(&mint.pubkey()).await?;
    let mint_state = StateWithExtensions::<Mint>::unpack(&mint_account.data)?;
    let permissioned_burn_config = mint_state.get_extension::<PermissionedBurnConfig>()?;

    println!("Mint Address: {}", mint.pubkey());
    println!(
        "Error From Failed Standard Burn: {:?}",
        standard_burn_failure
    );
    println!(
        "Source Amount After Burns: {}",
        u64::from(source_state.base.amount)
    );
    println!("Extension After Disable: {:?}", permissioned_burn_config);

    Ok(())
}