simulateTransaction RPC Method

Paramètres

transaction

chaîne de caractères

Chargement...

objet

objet

Chargement...

commitment

chaîne de caractères

Chargement...

finalisé

chaîne de caractères

Chargement...

confirmed

chaîne de caractères

Chargement...

processed

chaîne de caractères

Chargement...

sigVerify

booléen

Chargement...

replaceRecentBlockhash

booléen

Chargement...

encoding

chaîne de caractères

Chargement...

minContextSlot

entier

Chargement...

innerInstructions

booléen

Chargement...

accounts

objet

Chargement...

adresses

chaîne de caractères

Chargement...

encoding

chaîne de caractères

Chargement...

Renvoie

résultat

Chargement...

context

Chargement...

apiVersion

Chargement...

slot

Chargement...

err

Chargement...

journaux

Chargement...

accounts

Chargement...

null

Chargement...

objet

Chargement...

lamports

Chargement...

propriétaire

Chargement...

données

Chargement...

executable

Chargement...

rentEpoch

Chargement...

unitsConsumed

Chargement...

returnData

Chargement...

programId

chaîne de caractères

Chargement...

données

Chargement...

innerInstructions

Chargement...

Requête

1
curl https://docs-demo.solana-mainnet.quiknode.pro/ \
2
  -X POST \
3
  -H "Content-Type: application/json" \
4
  --data '{"method":"simulateTransaction","params":["ENTER_ENCODED_TRANSACTION_ID"],"id":1,"jsonrpc":"2.0"}'

1
curl https://docs-demo.solana-mainnet.quiknode.pro/ \
2
  -X POST \
3
  -H "Content-Type: application/json" \
4
  --data '{"method":"simulateTransaction","params":["ENTER_ENCODED_TRANSACTION_ID"],"id":1,"jsonrpc":"2.0"}'

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.solana-mainnet.quiknode.pro/")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Content-Type"] = "application/json"
12
request.body = JSON.dump({
13
  "method": "simulateTransaction",
14
  "params": [
15
    "ENTER_ENCODED_TRANSACTION_ID"
16
  ],
17
  "id": 1,
18
  "jsonrpc": "2.0"
19
})
20

21
response = https.request(request)
22
puts response.read_body
23

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.solana-mainnet.quiknode.pro/")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Content-Type"] = "application/json"
12
request.body = JSON.dump({
13
  "method": "simulateTransaction",
14
  "params": [
15
    "ENTER_ENCODED_TRANSACTION_ID"
16
  ],
17
  "id": 1,
18
  "jsonrpc": "2.0"
19
})
20

21
response = https.request(request)
22
puts response.read_body
23

1
import {
2
    createSolanaRpc,
3
    generateKeyPairSigner,
4
    lamports,
5
    pipe,
6
    createTransactionMessage,
7
    setTransactionMessageFeePayer,
8
    setTransactionMessageLifetimeUsingBlockhash,
9
    appendTransactionMessageInstruction,
10
    signTransactionMessageWithSigners,
11
} from "@solana/kit";
12
import { getTransferSolInstruction } from "@solana-program/system";
13

14
const LAMPORTS_PER_SOL = BigInt(1_000_000_000);
15

16
(async () => {
17
    essayer {
18
        const solanaRpc = createSolanaRpc("https://docs-demo.solana-mainnet.quiknode.pro/");
19
        console.log("✅ - Connected to Solana mainnet");
20

21
        const fromWallet = await generateKeyPairSigner();
22
        const toWallet = await generateKeyPairSigner();
23

24
        const { value: latestBlockhash } = await solanaRpc.getLatestBlockhash().send();
25

26
        const transactionMessage = pipe(
27
            createTransactionMessage({ version: 0 }),
28
            tx => setTransactionMessageFeePayer(fromWallet.address, tx),
29
            tx => setTransactionMessageLifetimeUsingBlockhash(latestBlockhash, tx),
30
            tx => appendTransactionMessageInstruction(
31
                getTransferSolInstruction({
32
                    amount: lamports(LAMPORTS_PER_SOL / BigInt(100)),
33
                    destination: toWallet.address,
34
                    source: fromWallet,
35
                }),
36
                tx
37
            )
38
        );
39

40
        const signedTransaction = await signTransactionMessageWithSigners(transactionMessage);
41

42
        const simulateResult = await solanaRpc.simulateTransaction(signedTransaction).send();
43
        console.log('Simulate Transaction Result:', simulateResult);
44

45

46
    } catch (error) {
47
        console.error('Error occurred:', error);
48
    }
49
})();
50

1
import {
2
    createSolanaRpc,
3
    generateKeyPairSigner,
4
    lamports,
5
    pipe,
6
    createTransactionMessage,
7
    setTransactionMessageFeePayer,
8
    setTransactionMessageLifetimeUsingBlockhash,
9
    appendTransactionMessageInstruction,
10
    signTransactionMessageWithSigners,
11
} from "@solana/kit";
12
import { getTransferSolInstruction } from "@solana-program/system";
13

14
const LAMPORTS_PER_SOL = BigInt(1_000_000_000);
15

16
(async () => {
17
    essayer {
18
        const solanaRpc = createSolanaRpc("https://docs-demo.solana-mainnet.quiknode.pro/");
19
        console.log("✅ - Connected to Solana mainnet");
20

21
        const fromWallet = await generateKeyPairSigner();
22
        const toWallet = await generateKeyPairSigner();
23

24
        const { value: latestBlockhash } = await solanaRpc.getLatestBlockhash().send();
25

26
        const transactionMessage = pipe(
27
            createTransactionMessage({ version: 0 }),
28
            tx => setTransactionMessageFeePayer(fromWallet.address, tx),
29
            tx => setTransactionMessageLifetimeUsingBlockhash(latestBlockhash, tx),
30
            tx => appendTransactionMessageInstruction(
31
                getTransferSolInstruction({
32
                    amount: lamports(LAMPORTS_PER_SOL / BigInt(100)),
33
                    destination: toWallet.address,
34
                    source: fromWallet,
35
                }),
36
                tx
37
            )
38
        );
39

40
        const signedTransaction = await signTransactionMessageWithSigners(transactionMessage);
41

42
        const simulateResult = await solanaRpc.simulateTransaction(signedTransaction).send();
43
        console.log('Simulate Transaction Result:', simulateResult);
44

45

46
    } catch (error) {
47
        console.error('Error occurred:', error);
48
    }
49
})();
50

1
const web3 = require("@solana/web3.js");
2

3
(async () => {
4
  const solana = new web3.Connection("https://docs-demo.solana-mainnet.quiknode.pro/");
5

6
  // Replace with your public/secret keypair, wallet must have funds to pay transaction fees.
7
  const fromWallet = web3.Keypair.generate();
8
  const toWallet = web3.Keypair.generate();
9

10
  const transaction = new web3.Transaction().add(
11
    web3.SystemProgram.transfer({
12
      fromPubkey: fromWallet.publicKey,
13
      toPubkey: toWallet.publicKey,
14
      lamports: web3.LAMPORTS_PER_SOL / 100,
15
    })
16
  );
17

18
  console.log(await solana.simulateTransaction(transaction, [fromWallet]));
19
})();
20

1
const web3 = require("@solana/web3.js");
2

3
(async () => {
4
  const solana = new web3.Connection("https://docs-demo.solana-mainnet.quiknode.pro/");
5

6
  // Replace with your public/secret keypair, wallet must have funds to pay transaction fees.
7
  const fromWallet = web3.Keypair.generate();
8
  const toWallet = web3.Keypair.generate();
9

10
  const transaction = new web3.Transaction().add(
11
    web3.SystemProgram.transfer({
12
      fromPubkey: fromWallet.publicKey,
13
      toPubkey: toWallet.publicKey,
14
      lamports: web3.LAMPORTS_PER_SOL / 100,
15
    })
16
  );
17

18
  console.log(await solana.simulateTransaction(transaction, [fromWallet]));
19
})();
20

1
from solana.rpc.api import Client
2
from solana.account import Account
3
from solana.system_program import TransferParams, transfer
4
from solana.transaction import Transaction
5
#Make sure to paste sender, reciever addresses and public key.
6
solana_client = Client("https://docs-demo.solana-mainnet.quiknode.pro/")
7
sender, reciever = Account(1), Account(2)
8
json_request = solana_client.get_recent_blockhash()
9
recent_blockhash = json_request["result"]["value"]["blockhash"]
10
txn = Transaction(fee_payer=sender.public_key(), recent_blockhash=recent_blockhash)
11
txn.add(
12
    transfer(
13
        TransferParams(
14
            from_pubkey=sender.public_key(),
15
            to_pubkey=reciever.public_key(), 
16
            lamports=1000
17
        )
18
    )
19
)
20
txn.sign(sender)
21
print(solana_client.simulate_transaction(txn))

1
from solana.rpc.api import Client
2
from solana.account import Account
3
from solana.system_program import TransferParams, transfer
4
from solana.transaction import Transaction
5
#Make sure to paste sender, reciever addresses and public key.
6
solana_client = Client("https://docs-demo.solana-mainnet.quiknode.pro/")
7
sender, reciever = Account(1), Account(2)
8
json_request = solana_client.get_recent_blockhash()
9
recent_blockhash = json_request["result"]["value"]["blockhash"]
10
txn = Transaction(fee_payer=sender.public_key(), recent_blockhash=recent_blockhash)
11
txn.add(
12
    transfer(
13
        TransferParams(
14
            from_pubkey=sender.public_key(),
15
            to_pubkey=reciever.public_key(), 
16
            lamports=1000
17
        )
18
    )
19
)
20
txn.sign(sender)
21
print(solana_client.simulate_transaction(txn))

1
use reqwest::header;
2
use reqwest::Client;
3
use std::error::Error;
4

5
#[tokio::main]
6
async fn main() -> Result<(), Box<dyn Error>> {
7
    let mut headers = header::HeaderMap::new();
8
    headers.insert("Content-Type", "application/json".parse().unwrap());
9

10
    let client = Client::new();
11
    let json_data = r#"
12
    {
13
        "method": "simulateTransaction",
14
        "params": [
15
            "ENTER_ENCODED_TRANSACTION_ID"
16
        ],
17
        "id": 1,
18
        "jsonrpc": "2.0"
19
    }
20
    "#;
21
    let response = client
22
        .post("https://docs-demo.solana-mainnet.quiknode.pro/")
23
        .headers(headers)
24
        .body(json_data)
25
        .send()
26
        .await?; 
27

28
    let body = response.text().await?;
29
    println!("{}", body);
30

31
    Ok(())
32
}

1
use reqwest::header;
2
use reqwest::Client;
3
use std::error::Error;
4

5
#[tokio::main]
6
async fn main() -> Result<(), Box<dyn Error>> {
7
    let mut headers = header::HeaderMap::new();
8
    headers.insert("Content-Type", "application/json".parse().unwrap());
9

10
    let client = Client::new();
11
    let json_data = r#"
12
    {
13
        "method": "simulateTransaction",
14
        "params": [
15
            "ENTER_ENCODED_TRANSACTION_ID"
16
        ],
17
        "id": 1,
18
        "jsonrpc": "2.0"
19
    }
20
    "#;
21
    let response = client
22
        .post("https://docs-demo.solana-mainnet.quiknode.pro/")
23
        .headers(headers)
24
        .body(json_data)
25
        .send()
26
        .await?; 
27

28
    let body = response.text().await?;
29
    println!("{}", body);
30

31
    Ok(())
32
}

Réponse

1
{
2
  "jsonrpc": "2.0",
3
  "result": {
4
    "context": {
5
      "slot": 218
6
    },
7
    "value": {
8
      "err": null,
9
      "accounts": null,
10
      "logs": [
11
        "Program 83astBRguLMdt2h5U1Tpdq5tjFoJ6noeGwaY3mDLVcri invoke [1]",
12
        "Program 83astBRguLMdt2h5U1Tpdq5tjFoJ6noeGwaY3mDLVcri consumed 2366 of 1400000 compute units",
13
        "Program return: 83astBRguLMdt2h5U1Tpdq5tjFoJ6noeGwaY3mDLVcri KgAAAAAAAAA=",
14
        "Program 83astBRguLMdt2h5U1Tpdq5tjFoJ6noeGwaY3mDLVcri success"
15
      ],
16
      "returnData": {
17
        "data": [
18
          "Kg==",
19
          "base64"
20
        ],
21
        "programId": "83astBRguLMdt2h5U1Tpdq5tjFoJ6noeGwaY3mDLVcri"
22
      },
23
      "unitsConsumed": 2366
24
    }
25
  },
26
  "id": 1
27
}

1
{
2
  "jsonrpc": "2.0",
3
  "result": {
4
    "context": {
5
      "slot": 218
6
    },
7
    "value": {
8
      "err": null,
9
      "accounts": null,
10
      "logs": [
11
        "Program 83astBRguLMdt2h5U1Tpdq5tjFoJ6noeGwaY3mDLVcri invoke [1]",
12
        "Program 83astBRguLMdt2h5U1Tpdq5tjFoJ6noeGwaY3mDLVcri consumed 2366 of 1400000 compute units",
13
        "Program return: 83astBRguLMdt2h5U1Tpdq5tjFoJ6noeGwaY3mDLVcri KgAAAAAAAAA=",
14
        "Program 83astBRguLMdt2h5U1Tpdq5tjFoJ6noeGwaY3mDLVcri success"
15
      ],
16
      "returnData": {
17
        "data": [
18
          "Kg==",
19
          "base64"
20
        ],
21
        "programId": "83astBRguLMdt2h5U1Tpdq5tjFoJ6noeGwaY3mDLVcri"
22
      },
23
      "unitsConsumed": 2366
24
    }
25
  },
26
  "id": 1
27
}

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