Chain ID: pearl-1 Block Height: Loading...
RPC Status:

Network Overview

Gno.land is a smart contract platform built on a novel interpretation of Go (Golang) for blockchain, created to enable powerful, modular, and secure decentralized applications with a minimalist approach and excellent developer experience.

https://rpc-gnoland-t.sychonix.com

Installation

Server Preparation

sudo apt update && sudo apt upgrade -y
sudo apt install curl iptables build-essential git wget jq make gcc nano tmux htop nvme-cli pkg-config libssl-dev libleveldb-dev tar clang bsdmainutils ncdu unzip -y

Install Go

ver="1.20.3"
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$ver.linux-amd64.tar.gz"
echo 'export PATH=$PATH:/usr/local/go/bin:$HOME/go/bin' >> $HOME/.bash_profile
source $HOME/.bash_profile
go version

Install Gnoland

cd $HOME
rm -rf $HOME/gno
git clone https://github.com/gnolang/gno.git
cd $HOME/gno
git checkout chain/pearl
make -C gno.land install.gnoland install.gnokey
gnoland version
gnokey --help

Initialize Node

MONIKER="Sychonix"
cd $HOME/gno
gnoland config init
gnoland secrets init

Download Genesis

wget -O $HOME/gno/gnoland-data/config/genesis.json https://snapshot.sychonix.com/testnet/gnoland/genesis.json

Configure Node

gnoland config set rpc.laddr tcp://0.0.0.0:42657
gnoland config set p2p.laddr tcp://0.0.0.0:42656
gnoland config set proxy_app tcp://127.0.0.1:42658
gnoland config set moniker "$MONIKER"

SERVER_IP=$(curl -4 -s ifconfig.me)
gnoland config set p2p.external_address “$SERVER_IP:42656”
gnoland config set p2p.pex true


gnoland config set p2p.persistent_peers “g1m37xukfq6yl555k93fcyzns83qnmgyax9zm875@seed-1.pearl.testnets.gno.land:26656,g1ngukqd3khekaqjf90k45cglzm0l25wwzl2fkn2@seed-2.pearl.testnets.gno.land:26656”


gnoland config set application.prune_strategy syncable
gnoland config set consensus.timeout_commit 3s
gnoland config set consensus.peer_gossip_sleep_duration 10ms
gnoland config set p2p.flush_throttle_timeout 10ms
gnoland config set mempool.size 10000
gnoland config set p2p.max_num_outbound_peers 40

Create Systemd Service

sudo tee /etc/systemd/system/gnoland.service > /dev/null <<EOF
[Unit]
Description=Gnoland
After=network-online.target
Wants=network-online.target

[Service]
User=$USER
WorkingDirectory=$HOME/gno
Environment="GNOROOT=$HOME/gno"
Environment="HOME=$HOME"
ExecStart=$(which gnoland) start \
  --chainid pearl-1 \
  --genesis $HOME/gno/gnoland-data/config/genesis.json \
  --log-level error \
  --skip-genesis-sig-verification
Restart=on-failure
RestartSec=5
LimitNOFILE=65535
StandardOutput=journal
StandardError=journal
SyslogIdentifier=gnoland

[Install]
WantedBy=multi-user.target
EOF

Start Node

sudo systemctl daemon-reload
sudo systemctl enable gnoland
sudo systemctl restart gnoland

Check Logs

sudo journalctl -u gnoland -f -o cat

Check Status

sudo systemctl status gnoland

Snapshot

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  • Install dependencies, if needed
sudo apt update && sudo apt install lz4
  • Stop Service
sudo systemctl stop gnoland
  • Back up priv_validator_state.json
cp $HOME/gno/gnoland-data/secrets/priv_validator_state.json $HOME/gno/priv_validator_state.json.backup
  • Clearing the old database
sudo rm -rf $HOME/gno/gnoland-data/db $HOME/gno/gnoland-data/wal
  • Download Snapshot
curl -o - -L https://snapshot.sychonix.com/testnet/gnoland/gnoland-snapshot.tar.lz4 | lz4 -c -d - | sudo tar -x -C $HOME/gno/gnoland-data/
  • Restore Backup and Restart Service
mv $HOME/gno/priv_validator_state.json.backup $HOME/gno/gnoland-data/secrets/priv_validator_state.json
sudo systemctl restart gnoland && sudo journalctl -u gnoland -f

Peers

PEERS="g1m37xukfq6yl555k93fcyzns83qnmgyax9zm875@seed-1.pearl.testnets.gno.land:26656,g1ngukqd3khekaqjf90k45cglzm0l25wwzl2fkn2@seed-2.pearl.testnets.gno.land:26656"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" $HOME/gno/gnoland-data/config/config.toml

Genesis

wget -O $HOME/gno/gnoland-data/config/genesis.json https://snapshot.sychonix.com/testnet/gnoland/genesis.json

RPC

rpc-gnoland-t.sychonix.com

CLI Cheatsheet

Wallet Management

gnokey keys add 

gnokey keys add  --recover

gnokey keys list 

gnokey keys delete 

gnokey query --remote "https://rpc-gnoland-t.sychonix.com" auth/accounts/$ADDRESS

Service Management

curl -s localhost:42657/status | jq

sudo systemctl daemon-reload

sudo systemctl enable gnoland 

sudo systemctl disable gnoland 

sudo systemctl start gnoland 

sudo systemctl stop gnoland 

sudo systemctl restart gnoland 

sudo systemctl status gnoland 

sudo journalctl -u gnoland -f --no-hostname -o cat