Minimum hardware requirements :
1) Auto_install script
Copy source <( curl -s https://raw.githubusercontent.com/111STAVR111/props/refs/heads/main/Lum/lumm )
2) Manual installation
Preparing the server
Copy 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
Copy 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 03.06.24
Copy cd $HOME && mkdir -p go/bin/
git clone https://github.com/lum-network/chain.git lum
cd lum
git checkout v1.6.7
make install
lumd version --long | grep -e commit -e version
commit: 54363624e7d24444ac6578d06c4606352288997b
Initiation
Copy lumd init STAVR_guide --chain - id = lum - network - 1
lumd config chain - id lum - network - 1
Create/recover wallet
Copy lumd keys add < walletnam e >
OR
lumd keys add < walletnam e > --recover
Download Genesis
Copy wget -L -O $HOME /.lumd/config/genesis.json https://server-1.stavr.tech/Mainnet/Lum/genesis.json
sha256sum $HOME/.lumd/config/genesis.json
3bbbd7aff6c545126d869fc683f6344e65ae71b048b25540826cd2f3be91a24c
Set up the minimum gas price and Peers/Seeds/Filter peers/MaxPeers
Copy sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.0001ulum\"/;" ~/.lumd/config/app.toml
external_address = $( wget -qO- eth0.me )
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME /.lumd/config/config.toml
peers = ""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME /.lumd/config/config.toml
seeds = ""
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME /.lumd/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME /.lumd/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 50/g' $HOME /.lumd/config/config.toml
Pruning (optional)
Copy pruning = "custom"
pruning_keep_recent = "1000"
pruning_keep_every = "0"
pruning_interval = "10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME /.lumd/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME /.lumd/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME /.lumd/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME /.lumd/config/app.toml
Indexer (optional)
Copy indexer = "null" &&
sed -i -e "s/^indexer *=.*/indexer = \"$indexer\"/" $HOME /.lumd/config/config.toml
Download addrbook
Copy wget -O $HOME /.lumd/config/addrbook.json "https://server-1.stavr.tech/Mainnet/Lum/addrbook.json"
Create a service file
Copy sudo tee /etc/systemd/system/lumd.service > /dev/null << EOF
[Unit]
Description=lumd
After=network-online.target
[Service]
User=$USER
ExecStart=$( which lumd) start
Restart=on-failure
RestartSec=3
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF
StateSync Lum Mainnet
Copy systemctl stop lumd
SNAP_RPC = https://lum.rpc.m.stavr.tech:443
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 /.lumd/config/config.toml
lumd tendermint unsafe-reset-all --home /root/.lumd
wget -O $HOME /.lumd/config/addrbook.json "https://server-1.stavr.tech/Mainnet/Lum/addrbook.json"
sudo systemctl restart lumd && journalctl -fu lumd -o cat
SnapShot Mainnet updated every 5 hours
You can check the size and time of snapshot creation with this command
curl -sI https://server-1.stavr.tech/Mainnet/Lum/lum-snap-1.tar.lz4 | grep "last" && curl -sI https://server-1.stavr.tech/Mainnet/Lum/lum-snap-1.tar.lz4 | grep content-length | awk '{printf "%.2f GB\n", $2/1024/1024/1024}'
Copy cd $HOME
apt install lz4
sudo systemctl stop lumd
cp $HOME /.lumd/data/priv_validator_state.json $HOME /.lumd/priv_validator_state.json.backup
rm -rf $HOME /.lumd/data
LATEST_SNAPSHOT = $( curl -s https://server-1.stavr.tech/Mainnet/Lum/ | grep -oE 'lum-snap-[0-9]+\.tar\.lz4' | while read SNAPSHOT ; do HEIGHT = $( curl -s "https://server-1.stavr.tech/Mainnet/Lum/${SNAPSHOT % .tar.lz4}-info.txt" | awk '/Block height:/ {print $3}' ); echo "$SNAPSHOT $HEIGHT" ; done | sort -k2 -nr | head -n 1 | awk '{print $1}' )
curl -o - -L https://server-1.stavr.tech/Mainnet/Lum/ $LATEST_SNAPSHOT | lz4 -c -d - | tar -x -C $HOME /.lumd
mv $HOME /.lumd/priv_validator_state.json.backup $HOME /.lumd/data/priv_validator_state.json
wget -O $HOME /.lumd/config/addrbook.json "https://server-1.stavr.tech/Mainnet/Lum/addrbook.json"
sudo systemctl restart lumd && journalctl -fu lumd -o cat
Start
Copy sudo systemctl daemon-reload
sudo systemctl enable lumd
sudo systemctl restart lumd && sudo journalctl -fu lumd -o cat
Create validator
Copy lumd tx staking create - validator \
--commission - rate 0.1 \
--commission - max - rate 0.2 \
--commission - max - change - rate 0.1 \
-- min - self - delegation "1" \
--amount = 1000000ulum \
--pubkey $(lumd tendermint show - validator) \
-- from < wallet > \
--moniker = "STAVR_guide" \
--chain - id lum - network - 1 \
--fees = "20ulum" \
--identity = "" \
--website = "" \
--details = "" - y
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
Copy sudo systemctl stop lumd
sudo systemctl disable lumd
rm /etc/systemd/system/lumd.service
sudo systemctl daemon-reload
cd $HOME
rm -rf lum
rm -rf .lumd
rm -rf $( which lumd )