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Generate Cardchain Euphoria Testnet Gentx

Setting up vars

Here you have to put name of your moniker (validator) that will be visible in explorer

NODENAME=<YOUR_MONIKER_NAME_GOES_HERE>

Save and import variables into system

echo "export NODENAME=$NODENAME" >> $HOME/.bash_profile
echo "export WALLET=wallet" >> $HOME/.bash_profile
echo "export CHAIN_ID=Cardchain" >> $HOME/.bash_profile
source $HOME/.bash_profile

Update packages

sudo apt update && sudo apt upgrade -y

Install dependencies

sudo apt-get install make build-essential gcc git jq chrony -y

Install go

ver="1.18.2"
cd $HOME
wget "https://golang.org/dl/go$ver.linux-amd64.tar.gz"
sudo rm -rf /usr/local/go
sudo tar -C /usr/local -xzf "go$ver.linux-amd64.tar.gz"
rm "go$ver.linux-amd64.tar.gz"
echo "export PATH=$PATH:/usr/local/go/bin:$HOME/go/bin" >> ~/.bash_profile
source ~/.bash_profile

Download and install binaries

git clone https://github.com/Cardchain-nw/Cardchain && cd Cardchain
git checkout euphoria
make install

Config app

Cardchain config chain-id $CHAIN_ID
Cardchain config keyring-backend test

Init node

Cardchain init $NODENAME --chain-id $CHAIN_ID

Recover or create new wallet for Euphoria Testnet

Option 1 - generate new wallet

Cardchain keys add $WALLET

Option 2 - recover existing wallet

Cardchain keys add $WALLET --recover

Add genesis account

WALLET_ADDRESS=$(Cardchain keys show $WALLET -a)
Cardchain add-genesis-account $WALLET_ADDRESS 3600000000ubpf

Generate gentx

Cardchain gentx $WALLET 3600000000ubpf \
--chain-id $CHAIN_ID \
--moniker=$NODENAME \
--commission-max-change-rate=0.01 \
--commission-max-rate=0.20 \
--commission-rate=0.05 \
--details="<your_validator_description>" \
--security-contact="<your_email>" \
--website="<your_website>"

Things you have to backup

• 12 word mnemonic of your generated wallet
• contents of $HOME/.Cardchain/config/*

Submit PR with Gentx

1. Copy the contents of $HOME/.Cardchain/config/gentx/gentx-XXXXXXXX.json
2. Fork https://github.com/Cardchain-nw/testnets
3. Create a file gentx-{VALIDATOR_NAME}.json under the testnets/Cardchain/gentx folder in the forked repo, paste the copied text into the file.
4. Upload your logo file into {VALOPER_ADDRESS}.png under the testnets/Cardchain/logo folder.
5. Create a Pull Request to the main branch of the repository

Await further instructions!