MONIKER="YOUR_MONIKER_GOES_HERE"
sudo apt -q update
sudo apt -qy install curl git jq lz4 build-essential
sudo apt -qy upgrade
sudo rm -rf /usr/local/go
curl -Ls https://go.dev/dl/go1.22.7.linux-amd64.tar.gz | sudo tar -xzf - -C /usr/local
eval $(echo 'export PATH=$PATH:/usr/local/go/bin' | sudo tee /etc/profile.d/golang.sh)
eval $(echo 'export PATH=$PATH:$HOME/go/bin' | tee -a $HOME/.profile)
Download and build binaries
# Clone project repository
cd $HOME
rm -rf quasar
git clone https://github.com/quasar-finance/quasar quasar
cd quasar
git checkout 3.0.0
# Build binaries
make build
# Prepare binaries for Cosmovisor
mkdir -p $HOME/.quasarnode/cosmovisor/genesis/bin
mv target/dist/quasarnoded $HOME/.quasarnode/cosmovisor/genesis/bin/
rm -rf build
# Create application symlinks
ln -s $HOME/.quasarnode/cosmovisor/genesis $HOME/.quasarnode/cosmovisor/current
sudo ln -s $HOME/.quasarnode/cosmovisor/current/bin/quasarnoded /usr/local/bin/quasarnoded
Install Cosmovisor and create a service
# Download and install Cosmovisor
go install cosmossdk.io/tools/cosmovisor/cmd/cosmovisor@latest
# Create service
sudo tee /etc/systemd/system/quasar.service > /dev/null << EOF
[Unit]
Description quasar-main node service
After=network-online.target
[Service]
User=$USER
ExecStart=$(which cosmovisor) run start
Restart=on-failure
RestartSec=10
LimitNOFILE=65535
Environment="DAEMON_HOME=$HOME/.quasarnode"
Environment="DAEMON_NAME=quasarnoded"
Environment="UNSAFE_SKIP_BACKUP=true"
[Install]
WantedBy=multi-user.target
EOF
sudo systemctl daemon-reload
sudo systemctl enable quasar
# Set node configuration
quasarnoded config chain-id quasar-1
quasarnoded config keyring-backend test
# Initialize the node
quasarnoded init $MONIKER --chain-id quasar-1
# Download genesis and addrbook
curl -Ls https://snapshots.stakeandrelax.net/snapshots/quasar/genesis.json > $HOME/.quasarnode/config/genesis.json
curl -Ls https://snapshots.stakeandrealx.net/quasar/addrbook.json > $HOME/.quasarnode/config/addrbook.json
# Add seeds
sed -i -e "s|^seeds *=.*|seeds = \"[email protected]:18256\"|" $HOME/.quasarnode/config/config.toml
# Set pruning
sed -i \
-e 's|^pruning *=.*|pruning = "custom"|' \
-e 's|^pruning-keep-recent *=.*|pruning-keep-recent = "100"|' \
-e 's|^pruning-keep-every *=.*|pruning-keep-every = "0"|' \
-e 's|^pruning-interval *=.*|pruning-interval = "19"|' \
$HOME/.quasarnode/config/app.toml
Download latest chain snapshot
curl -L https://snapshots.stakeandrelax.net/snapshots/quasar/snapshot_latest.tar.lz4 | tar -Ilz4 -xf - -C $HOME/.quasarnode
[[ -f $HOME/.quasarnode/data/upgrade-info.json ]] && cp $HOME/.quasarnode/data/upgrade-info.json $HOME/.quasarnode/cosmovisor/genesis/upgrade-info.json
Start service and check the logs
sudo systemctl start quasar && sudo journalctl -u quasar -f --no-hostname -o cat
