Minimum hardware requirements:
1) Auto_install script
wget -O uniont https://raw.githubusercontent.com/111STAVR111/props/main/Union/uniont && chmod +x uniont && ./uniont
2) Manual installation
Preparing the server
sudo apt update && sudo apt upgrade -y
sudo apt install curl tar wget clang pkg-config libssl-dev jq build-essential bsdmainutils git make ncdu gcc git jq chrony liblz4-tool -y
GO 1.21.6
ver="1.21.6"
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
Build 10.06.24
cd $HOME && mkdir -p go/bin/
wget https://uniont.binary.stavr.tech/union/uniond
chmod +x uniond
mv uniond $HOME/go/bin/
uniond --home $HOME/.union version --long
commit: 4d3bf1c9ca1e7b210206ab20c32fe0300ea23291
Initiation
uniond --home $HOME/.union init STAVR_guide --chain-id union-testnet-8
Create/recover wallet
uniond keys add <walletname>
OR
uniond keys add <walletname> --recover
Download Genesis
wget -O $HOME/.union/config/genesis.json "https://raw.githubusercontent.com/111STAVR111/props/main/Union/genesis.json"
sha256sum $HOME/.union/config/genesis.json
e4baab5c99daeff7445d43fff5adf5412d1269e59d2929e56f05b113d4ae0c3c
Set up the minimum gas price and Peers/Seeds/Filter peers/MaxPeers
sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.0muno\"/;" ~/.union/config/app.toml
external_address=$(wget -qO- eth0.me)
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.union/config/config.toml
peers=""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.union/config/config.toml
seeds=""
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.union/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME/.union/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 10/g' $HOME/.union/config/config.toml
Pruning (optional)
pruning="custom"
pruning_keep_recent="1000"
pruning_keep_every="0"
pruning_interval="10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.union/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.union/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.union/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.union/config/app.toml
Indexer (optional)
indexer="null" &&
sed -i -e "s/^indexer *=.*/indexer = \"$indexer\"/" $HOME/.union/config/config.toml
Download addrbook
wget -O $HOME/.union/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Union/addrbook.json"
Create a service file
sudo tee /etc/systemd/system/uniond.service > /dev/null <<EOF
[Unit]
Description=uniond
After=network-online.target
[Service]
User=$USER
ExecStart=$(which uniond) start --home /root/.union
Restart=on-failure
RestartSec=3
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF
StateSync Union Testnet
SNAP_RPC=https://union.rpc.t.stavr.tech:443
peers="59d554ab6bee4d814afb3e15af4031df19b2084c@union-t.seed.stavr.tech:4256"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.union/config/config.toml
LATEST_HEIGHT=$(curl -s $SNAP_RPC/block | jq -r .result.block.header.height); \
BLOCK_HEIGHT=$((LATEST_HEIGHT - 1000)); \
TRUST_HASH=$(curl -s "$SNAP_RPC/block?height=$BLOCK_HEIGHT" | jq -r .result.block_id.hash)
echo $LATEST_HEIGHT $BLOCK_HEIGHT $TRUST_HASH
sed -i.bak -E "s|^(enable[[:space:]]+=[[:space:]]+).*$|\1true| ; \
s|^(rpc_servers[[:space:]]+=[[:space:]]+).*$|\1\"$SNAP_RPC,$SNAP_RPC\"| ; \
s|^(trust_height[[:space:]]+=[[:space:]]+).*$|\1$BLOCK_HEIGHT| ; \
s|^(trust_hash[[:space:]]+=[[:space:]]+).*$|\1\"$TRUST_HASH\"| ; \
s|^(seeds[[:space:]]+=[[:space:]]+).*$|\1\"\"|" $HOME/.union/config/config.toml
uniond tendermint unsafe-reset-all --home /root/.union
wget -O $HOME/.union/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Union/addrbook.json"
systemctl restart uniond && journalctl -u uniond -f -o cat
SnapShot Testnet updated every 5 hours
cd $HOME
apt install lz4
sudo systemctl stop uniond
cp $HOME/.union/data/priv_validator_state.json $HOME/.union/priv_validator_state.json.backup
rm -rf $HOME/.union/data
curl -o - -L https://union-t.snapshot.stavr.tech/union-snap.tar.lz4 | lz4 -c -d - | tar -x -C $HOME/.union --strip-components 2
curl -o - -L https://union-t.wasm.stavr.tech/wasm-union.tar.lz4 | lz4 -c -d - | tar -x -C $HOME/.union --strip-components 2
mv $HOME/.union/priv_validator_state.json.backup $HOME/.union/data/priv_validator_state.json
wget -O $HOME/.union/config/addrbook.json "https://raw.githubusercontent.com/obajay/nodes-Guides/main/Projects/Union/addrbook.json"
sudo systemctl restart uniond && journalctl -u uniond -f -o cat
Start
sudo systemctl daemon-reload
sudo systemctl enable uniond
sudo systemctl restart uniond && sudo journalctl -fu uniond -o cat
Create validator
#pubkey
uniond tendermint show-validator --home /root/.union
cd $HOME
nano validator.json
{
"pubkey": {#pubkey},
"amount": "1000000muno",
"moniker": "STAVR_Guide",
"identity": "",
"website": "",
"security": "",
"details": "",
"commission-rate": "0.1",
"commission-max-rate": "0.2",
"commission-max-change-rate": "0.1",
"min-self-delegation": "1"
}
uniond --home /root/.union tx staking create-validator /root/validator.json --from Wallet_name --chain-id union-testnet-8
Monitoring
You can set up your node status alarm here - Monitoring
Security
You can create secure management of your wallet and your node by following this links.
TMKMS Wallet Security
Delete node
sudo systemctl stop uniond
sudo systemctl disable uniond
rm /etc/systemd/system/uniond.service
sudo systemctl daemon-reload
cd $HOME
rm -rf .union
rm -rf $(which uniond)
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