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Use rollkit cli for use-tia-for-gas how-to #426

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Use rollkit cli for use-tia-for-gas how-to #426

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Use rollkit cli for use-tia-for-gas how-to
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41 changes: 37 additions & 4 deletions guides/use-tia-for-gas.md
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Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,22 @@ Rollkit uses the [Go programming language](https://go.dev/dl/). Here's how to in
- **Windows**: Download and execute the <a :href="`https://go.dev/dl/go${constants.golangVersion}.windows-amd64.msi`">installer</a>.
<!-- markdownlint-enable MD033 -->

## 📦 Install Rollkit (CLI) {#install-rollkit}

To install Rollkit, run the following command in your terminal:

```bash-vue
curl -sSL https://rollkit.dev/install.sh | sh -s {{constants.rollkitLatestTag}}
```

Verify the installation by checking the Rollkit version:

```bash
rollkit version
```

A successful installation will display the version number and its associated git commit hash.

## 🌐 Running a Local DA Network {#running-local-da}

Learn to run a local DA network, designed for educational purposes, on your machine.
Expand Down Expand Up @@ -71,15 +87,32 @@ If you get errors of `gmd` not found, you may need to add the `go/bin` directory
:::

```bash
(cd /tmp && bash -c "$(curl -sSL https://rollkit.dev/install-gm-rollup.sh)")
curl -sSL https://rollkit.dev/install-gm-rollup.sh | sh
```

## 🛠️ Initialize Rollkit TOML Configuration {#initialize-rollkit-configuration}

Change to the `gm` directory and initialize the rollkit toml configuration:

```bash
cd ./gm && rollkit toml init
```

Edit the `rollkit.toml` file to include the following configuration:

```toml
entrypoint = "/root/gm/cmd/gmd/main.go"

[chain]
config_dir = "./.gm"
```

## 🚀 Starting your rollup {#start-your-rollup}

Start the rollup, posting to the local DA network:

```bash
gmd start --rollkit.aggregator --rollkit.da_address http://localhost:7980 --minimum-gas-prices="0.02ibc/C3E53D20BC7A4CC993B17C7971F8ECD06A433C10B6A96F4C4C3714F0624C56DA,0.025stake"
rollkit start --rollkit.aggregator --rollkit.da_address http://localhost:7980 --minimum-gas-prices="0.02ibc/C3E53D20BC7A4CC993B17C7971F8ECD06A433C10B6A96F4C4C3714F0624C56DA,0.025stake"
```

Note that we specified the gas token to be IBC TIA. We still haven't made an IBC connection to Celestia's Mocha testnet, however, if we assume our first channel will be an ICS-20 transfer channel to Celestia, we can already calculate the token denom using this formula:
Expand Down Expand Up @@ -223,7 +256,7 @@ Note: These accounts should always be the same because of the hardcoded mnemonic
Fund the relayer on our rollup:

```bash
gmd tx bank send gm-key-2 gm1jqevcsld0dqpjp3csfg7alkv3lehvn8uswknrc 10000000stake --keyring-backend test --chain-id gm --fees 5000stake -y
rollkit tx bank send gm-key-2 gm1jqevcsld0dqpjp3csfg7alkv3lehvn8uswknrc 10000000stake --keyring-backend test --chain-id gm --fees 5000stake -y
```

Fund the relayer on the Celestia Mocha testnet:
Expand Down Expand Up @@ -296,7 +329,7 @@ ACCOUNT_ON_ROLLUP="$(gmd keys show -a --keyring-backend test gm-key-2)"
TX_HASH=$(gmd tx bank send "$ACCOUNT_ON_ROLLUP" "$ACCOUNT_ON_ROLLUP" 1stake --keyring-backend test --chain-id gm --gas-prices 0.02ibc/C3E53D20BC7A4CC993B17C7971F8ECD06A433C10B6A96F4C4C3714F0624C56DA -y --output json | jq -r .txhash)

# Verify success
gmd q tx "$TX_HASH" --output json | jq .code # => 0
rollkit q tx "$TX_HASH" --output json | jq .code # => 0
```

## 🎉 Next steps
Expand Down
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