# CrossFi Node Setup Guide

**Published by:** [Nofena99](https://paragraph.com/@nofena99/)
**Published on:** 2024-08-15
**URL:** https://paragraph.com/@nofena99/crossfi-node-setup-guide

## Content

Recommended Hardware:CPU: 4 CoresRAM: 8GBStorage: 200GB NVME SSDInstallationInstall Dependenciessudo apt update && sudo apt upgrade -y sudo apt install curl git wget htop tmux build-essential jq make lz4 gcc unzip -y Install Gocd $HOME VER="1.21.3" wget "<https://golang.org/dl/go$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" [ ! -f ~/.bash_profile ] && touch ~/.bash_profile echo "export PATH=$PATH:/usr/local/go/bin:~/go/bin" >> ~/.bash_profile source $HOME/.bash_profile [ ! -d ~/go/bin ] && mkdir -p ~/go/bin Set Varsecho "export WALLET="wallet"" >> $HOME/.bash_profile echo "export MONIKER="test"" >> $HOME/.bash_profile echo "export CROSSFI_CHAIN_ID="crossfi-evm-testnet-1"" >> $HOME/.bash_profile echo "export CROSSFI_PORT="18"" >> $HOME/.bash_profile source $HOME/.bash_profile Download Binarycd $HOME wget <https://github.com/crossfichain/crossfi-node/releases/download/v0.3.0-prebuild3/crossfi-node_0.3.0-prebuild3_linux_amd64.tar.gz> && tar -xf crossfi-node_0.3.0-prebuild3_linux_amd64.tar.gz tar -xvf crossfi-node_0.3.0-prebuild3_linux_amd64.tar.gz chmod +x $HOME/bin/crossfid mv $HOME/bin/crossfid /usr/local/bin/ rm -rf crossfi-node_0.3.0-prebuild3_linux_amd64.tar.gz $HOME/bin Config and Init Appcrossfid init $MONIKER sed -i -e "s|^node *=.*|node = \\"tcp://localhost:${CROSSFI_PORT}657\\"|" $HOME/.mineplex-chain/config/client.toml Download Genesis and AddrBookwget -O $HOME/.mineplex-chain/config/genesis.json <https://snapshot.nofena99.org/crossfi-testnet/genesis.json> wget -O $HOME/.mineplex-chain/config/addrbook.json <https://snapshot.nofena99.org/crossfi-testnet/addrbook.json> Set Seeds and PeersSEEDS="" $PEERS"de1e9221a35de41e08653ef0aca405c1f2ad500e@crossfi-testnet-peer.nofena99.org:19656" sed -i -e "s/^seeds *=.*/seeds = \\"$SEEDS\\"/; s/^persistent_peers *=.*/persistent_peers = \\"$PEERS\\"/" $HOME/.mineplex-chain/config/config.toml Set Custom Ports In app.tomlsed -i.bak -e "s|:1317|:${CROSSFI_PORT}317|g; s|:8080|:${CROSSFI_PORT}080|g; s|:9090|:${CROSSFI_PORT}090|g; s|:9091|:${CROSSFI_PORT}091|g; s|:8545|:${CROSSFI_PORT}545|g; s|:8546|:${CROSSFI_PORT}546|g; s|:6065|:${CROSSFI_PORT}065|g" $HOME/.mineplex-chain/config/app.toml Set Custom Ports in config.toml Filesed -i.bak -e "s|:26658|:${CROSSFI_PORT}658|g; s|:26657|:${CROSSFI_PORT}657|g; s|:6060|:${CROSSFI_PORT}060|g; s|:26656|:${CROSSFI_PORT}656|g; s|^external_address = \\"\\"|external_address = \\"$(wget -qO- eth0.me):${CROSSFI_PORT}656\\"|g; s|:26660|:${CROSSFI_PORT}660|g" $HOME/.mineplex-chain/config/config.toml Config Pruningsed -i -e "s/^pruning *=.*/pruning = \\"custom\\"/" $HOME/.mineplex-chain/config/app.toml sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \\"100\\"/" $HOME/.mineplex-chain/config/app.toml sed -i -e "s/^pruning-interval *=.*/pruning-interval = \\"50\\"/" $HOME/.mineplex-chain/config/app.toml Set Minimum Gas Price, Enable Prometheus and Disable Indexingsed -i 's|minimum-gas-prices =.*|minimum-gas-prices = "10000000000000mpx"|g' $HOME/.mineplex-chain/config/app.toml sed -i -e "s/prometheus = false/prometheus = true/" $HOME/.mineplex-chain/config/config.toml sed -i -e "s/^indexer *=.*/indexer = \\"null\\"/" $HOME/.mineplex-chain/config/config.toml Create Service Filesudo tee /etc/systemd/system/crossfid.service > /dev/null <<EOF [Unit] Description=Crossfi node After=network-online.target [Service] User=$USER WorkingDirectory=$HOME/.mineplex-chain ExecStart=$(which crossfid) start --home $HOME/.mineplex-chain Restart=on-failure RestartSec=5 LimitNOFILE=65535 [Install] WantedBy=multi-user.target EOF Reset and Download Snapshot crossfid tendermint unsafe-reset-all --home $HOME/.mineplex-chain Enable and Start Servicesudo systemctl daemon-reload sudo systemctl enable crossfid sudo systemctl restart crossfid && sudo journalctl -u crossfid -f WalletCreate a Walletcrossfid keys add $WALLET Restore Keys You Have Createdcrossfid keys add $WALLET --recover Save Wallet and Validator AddressWALLET_ADDRESS=$(crossfid keys show $WALLET -a) VALOPER_ADDRESS=$(crossfid keys show $WALLET --bech val -a) echo "export WALLET_ADDRESS="$WALLET_ADDRESS >> $HOME/.bash_profile echo "export VALOPER_ADDRESS="$VALOPER_ADDRESS >> $HOME/.bash_profile source $HOME/.bash_profile Check Sync StatusIf your node is fully synced, the output from above will print falsecrossfid status 2>&1 | jq Check wallet has been funded sucessfullycrossfid query bank balances $WALLET_ADDRESS ValidatorTo create a validator at airchain node, you should import the data of your validator to the validator.json filecrossfid tx staking create-validator \\ --amount 1000000mpx \\ --from $WALLET \\ --commission-rate 0.1 \\ --commission-max-rate 0.2 \\ --commission-max-change-rate 0.01 \\ --min-self-delegation 1 \\ --pubkey $(crossfid tendermint show-validator) \\ --moniker $MONIKER \\ --identity "" \\ --website "" \\ --details "a validator blockchain" \\ --chain-id crossfi-evm-testnet-1 \\ --gas auto \\ --gas-adjustment 1.5 \\ --gas-prices 10000000000000mpx \\ -y

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