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ANDROMEDA

Installation

Recommended Hardware: 4 Cores, 4GB RAM, 500GB of storage (NVME)

Node Name
Wallet
Port
Add
# set environment variables
echo "export WALLET="wallet"" >> $HOME/.bash_profile
echo "export MONIKER="moniker"" >> $HOME/.bash_profile
echo "export CHAIN_ID="seda-1"" >> $HOME/.bash_profile
echo "export PROJECT="seda"" >> $HOME/.bash_profile
echo "export NETWORK="mainnet"" >> $HOME/.bash_profile
echo "export DIRECTORY="$HOME/.sedad"" >> $HOME/.bash_profile
source $HOME/.bash_profile

# install dependencies
sudo apt -q update
sudo apt -qy install curl git jq lz4 build-essential fail2ban ufw
sudo apt -qy upgrade

# install go
cd $HOME
bash <(curl -s "https://raw.githubusercontent.com/Andromeda-node/utils/main/auto_go_install.sh") -v 1.21.6
source ~/.bash_profile

# download binary
cd $HOME 
rm -rf seda-chain 
git clone https://github.com/sedaprotocol/seda-chain.git 
cd seda-chain 
git checkout v0.1.1 
make install

# config and init app
sedad config keyring-backend os
sedad config chain-id seda-1
sedad init "moniker" --chain-id seda-1

# download genesis and addrbook
wget -O $HOME/.sedad/config/genesis.json https://snap.nodex.one/seda/genesis.json
wget -O $HOME/.sedad/config/addrbook.json https://snap.nodex.one/seda/addrbook.json

# set seeds and peers
SEEDS=""
PEERS=""
sed -i -e "s/^seeds *=.*/seeds = \"$SEEDS\"/; s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" $HOME/.sedad/config/config.toml


# config pruning
sed -i -e "s/^pruning *=.*/pruning = \"custom\"/" $HOME/.sedad/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"100\"/" $HOME/.sedad/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"50\"/" $HOME/.sedad/config/app.toml

# set minimum gas price, enable prometheus and disable indexing
sed -i 's|minimum-gas-prices =.*|minimum-gas-prices = "10000000000aseda"|g' $HOME/.sedad/config/app.toml
sed -i -e "s/prometheus = false/prometheus = true/" $HOME/.sedad/config/config.toml
sed -i -e "s/^indexer *=.*/indexer = \"null\"/" $HOME/.sedad/config/config.toml

# create and enable service file
sudo tee /etc/systemd/system/sedad.service > /dev/null <<EOF
[Unit]
Description=Seda node
After=network-online.target
[Service]
User=$USER
WorkingDirectory=$HOME/.sedad
ExecStart=$(which sedad) start --home $HOME/.sedad
Restart=on-failure
RestartSec=5
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF
sudo systemctl daemon-reload
sudo systemctl enable sedad

# download latest chain data snapshot
if curl -s --head https://files.andromedanode.co/seda/snap_seda.tar.lz4 | head -n 1 | grep "200" > /dev/null; then
    curl https://files.andromedanode.co/seda/snap_seda.tar.lz4 | lz4 -dc - | tar -xf - -C $HOME/.sedad
else
    bash <(curl -s https://raw.githubusercontent.com/Andromeda-node/utils/main/snapshot_finder.sh)
fi

# start service
sudo systemctl restart sedad && sudo journalctl -u sedad -f --no-hostname -o cat

Create validator

Moniker
Identity
Details
Amount, aseda
Commission rate
Commission max rate
Commission max change rate
Website
#private validator key
sedad comet show-validator

sudo tee $HOME/.sedad/validator.json > /dev/null <<EOF
{
    "pubkey": {"#output private validator key},
    "amount": "1000000aseda",
    "moniker": "moniker",
    "identity": "",
    "website": "https://andromedanode.co/",
    "details": "A heartfelt shoutout to Andromeda for their amazing support! Your contributions shine brightly, guiding us forward. We are deeply grateful. And to the world of blockchain, our love knows no bounds. ❤️ Thank you, Andromeda, for being such a vital part of our journey.",
    "commission-rate": "0.1",
    "commission-max-rate": "0.2",
    "commission-max-change-rate": "0.01",
    "min-self-delegation": "1"
}
EOF

sedad tx staking create-validator $HOME/.sedad/validator.json \
--from=$WALLET \
--chain-id=seda-1 \
--gas auto --fees 0.025aseda

Security

Firewall security

Set the default to allow outgoing connections, deny all incoming, allow ssh and node p2p port

sudo apt install -y ufw
sudo ufw default allow outgoing 
sudo ufw default deny incoming 
sudo ufw allow ssh/tcp 
sudo ufw allow 26656/tcp
sudo ufw enable

Delete node

cd $HOME
sudo systemctl stop sedad 
sudo systemctl disable sedad 
sudo rm /etc/systemd/system/sedad.service 
sudo systemctl daemon-reload 
sudo rm -rf $HOME/.sedad
sudo rm -rf $(which sedad)
Seda
Explorer