Installation

Chain ID: source-1

Latest Version Tag: v3.0.3

Setup validator name

Replace **YOUR_MONIKER_GOES_HERE** with your validator name

MONIKER="YOUR_MONIKER_GOES_HERE"

Install dependencies

Update system and install build tools

sudo apt -q update
sudo apt -qy install curl git jq lz4 build-essential
sudo apt -qy upgrade

Install Go

sudo rm -rf /usr/local/go
curl -Ls https://go.dev/dl/go1.21.9.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 source
git clone https://github.com/Source-Protocol-Cosmos/source.git
cd source
git checkout v3.0.3

# Build binaries
make build

# Prepare binaries for Cosmovisor
mkdir -p $HOME/.source/cosmovisor/genesis/bin
mv build/sourced $HOME/.source/cosmovisor/genesis/bin/
rm -rf build

# Create application symlinks
sudo ln -s $HOME/.source/cosmovisor/genesis $HOME/.source/cosmovisor/current -f
sudo ln -s $HOME/.source/cosmovisor/current/bin/sourced /usr/local/bin/sourced -f

Install Cosmovisor and create a service

# Download and install Cosmovisor
go install cosmossdk.io/tools/cosmovisor/cmd/cosmovisor@v1.5.0

# Create service
sudo tee /etc/systemd/system/sourced.service > /dev/null << EOF
[Unit]
Description=source node service
After=network-online.target

[Service]
User=$USER
ExecStart=$(which cosmovisor) run start
Restart=on-failure
RestartSec=10
LimitNOFILE=65535
Environment="DAEMON_HOME=$HOME/.source"
Environment="DAEMON_NAME=source"
Environment="UNSAFE_SKIP_BACKUP=true"
Environment="PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:$HOME/.source/cosmovisor/current/bin"

[Install]
WantedBy=multi-user.target
EOF
sudo systemctl daemon-reload
sudo systemctl enable sourced

Initialize the node

# Set node configuration
sourced config chain-id source-1
sourced config keyring-backend file

# Initialize the node
sourced init $MONIKER --chain-id source-1

# Download addrbook
curl -Ls https://github.com/dvjromashkin/guides/raw/refs/heads/main/source-mainnet/addrbook.json > $HOME/.source/config/addrbook.json

# Download genesis
wget -O $HOME/.source/config/genesis.json https://github.com/Source-Protocol-Cosmos/mainnet/raw/refs/heads/master/source-1/genesis.json

# Set minimum gas price
sed -i -e "s|^minimum-gas-prices *=.*|minimum-gas-prices = \"0aconst\"|" $HOME/.source/config/app.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/.source/config/app.toml

### Start service and check the logs

```bash
sudo systemctl start sourced && sudo journalctl -u sourced -f -o cat