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V3 changes #52

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eba24d3
updated addresses
aroralanuk Oct 10, 2023
3e8ad09
add hook addresses
aroralanuk Oct 10, 2023
c936110
no man
aroralanuk Oct 10, 2023
3ffd13c
Try removing empty hook table
yorhodes Oct 10, 2023
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32 changes: 18 additions & 14 deletions build-with-hyperlane/guides/manually-pay-for-interchain-gas.md
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description: Manually pay a relayer to deliver messages
---

# Manually pay for interchain gas
# Pay for interchain gas

{% hint style="info" %}
Read up on [interchain-gas-payments.md](../../protocol/interchain-gas-payments.md "mention") and the [interchain-gas-paymaster-api.md](../../apis-and-sdks/interchain-gas-paymaster-api.md "mention")
Expand All @@ -16,9 +16,9 @@ In some cases (e.g. [quickstarts](../quickstarts/ "mention")) it may be useful t

To make a manual gas payment, you will need

* The `$MESSAGE_ID` of the interchain message you are paying for
* The `$DESTINATION_DOMAIN` of the interchain message you are paying for
* The `$GAS_AMOUNT` that you need in order to deliver your message on the destination chain
- The `$MESSAGE_ID` of the interchain message you are paying for
- The `$DESTINATION_DOMAIN` of the interchain message you are paying for
- The `$GAS_AMOUNT` that you need in order to deliver your message on the destination chain

### Finding your message ID

Expand All @@ -43,28 +43,31 @@ If you have the hash of the transaction that sent your interchain message, you c

**Make the interchain gas payment**

1. Still on the `DefaultIsmInterchainGasPaymaster` contract page on Etherscan, select `Write Contract`.
2. Click on the `Connect to Web3` button to connect your Wallet (i.e. Metamask). Make sure that you are on the correct network.
3. Expand the `payForGas` function.
4. For the payable amount, Etherscan expects an amount quoted in ether, while our `$GAS_PAYMENT_QUOTE` is in wei. To convert from wei to ether, input the amount `$GAS_PAYMENT_QUOTE`, which is in wei, into [https://eth-converter.com/](https://eth-converter.com/) and copy the ether amount. Use this ether amount as the payable amount.
5. For the message ID, input your `$MESSAGE_ID`.
6. For the destination domain, input your `$DESTINATION_DOMAIN`.
7. For gas amount, enter `$GAS_AMOUNT`.
8. For the refund address, input the address of the account you will sign the transaction with. This will receive a potential refund if you overpay for interchain gas.
1. Still on the `DefaultIsmInterchainGasPaymaster` contract page on Etherscan, select `Write Contract`.
2. Click on the `Connect to Web3` button to connect your Wallet (i.e. Metamask). Make sure that you are on the correct network.
3. Expand the `payForGas` function.
4. For the payable amount, Etherscan expects an amount quoted in ether, while our `$GAS_PAYMENT_QUOTE` is in wei. To convert from wei to ether, input the amount `$GAS_PAYMENT_QUOTE`, which is in wei, into [https://eth-converter.com/](https://eth-converter.com/) and copy the ether amount. Use this ether amount as the payable amount.
5. For the message ID, input your `$MESSAGE_ID`.
6. For the destination domain, input your `$DESTINATION_DOMAIN`.
7. For gas amount, enter `$GAS_AMOUNT`.
8. For the refund address, input the address of the account you will sign the transaction with. This will receive a potential refund if you overpay for interchain gas.
9. Click "Write" and submit the transaction via your wallet/Metamask.

<figure><img src="../../.gitbook/assets/Screen Shot 2023-01-30 at 2.05.42 PM.png" alt=""><figcaption></figcaption></figure>
{% endtab %}
<figure><img src="../../.gitbook/assets/Screen Shot 2023-01-30 at 2.05.42 PM.png" alt=""><figcaption></figcaption></figure>

{% endtab %}

{% tab title="Using cast" %}
**Getting the interchain gas payment quote**

First, get a quote for how much your gas payment will cost, and save this in an environment variable called `$GAS_PAYMENT_QUOTE`:

{% code overflow="wrap" %}

```shell
cast call $IGP_ADDRESS "quoteGasPayment(uint32,uint256)" $DESTINATION_DOMAIN $GAS_AMOUNT --rpc-url $RPC_URL
```

{% endcode %}

**Make the interchain gas payment**
Expand All @@ -74,6 +77,7 @@ Now, we can call `payGasFor`, and we supply the gas payment quote as value in th
<pre class="language-shell" data-overflow="wrap"><code class="lang-shell"><strong>cast send $IGP_ADDRESS "payForGas(bytes32,uint32,uint256,address)" $MESSAGE_ID $DESTINATION_DOMAIN $GAS_AMOUNT $MY_ADDRESS --rpc-url $RPC_URL
</strong><strong>--private-key $PRIVATE_KEY --value $GAS_PAYMENT_QUOTE
</strong></code></pre>

{% endtab %}
{% endtabs %}

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4 changes: 2 additions & 2 deletions package.json
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Expand Up @@ -4,9 +4,9 @@
"version": "0.0.0",
"devDependencies": {
"@hyperlane-xyz/core": "^1.4.2",
"@hyperlane-xyz/sdk": "^1.4.2",
"@hyperlane-xyz/hyperlane-token": "^1.4.2",
"@hyperlane-xyz/helloworld": "^1.4.2",
"@hyperlane-xyz/hyperlane-token": "^1.4.2",
"@hyperlane-xyz/sdk": "^1.5.5-beta0",
"@types/node": "^18.11.18",
"glob": "^8.1.0",
"markdown-table": "^3.0.3",
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