Minimum hardware requirements :
1) Auto_install script
Copy source <( curl -s https://raw.githubusercontent.com/111STAVR111/props/refs/heads/main/Galactica/galactict )
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 28.11.24
Copy cd $HOME && mkdir -p go/bin/
git clone https://github.com/Galactica-corp/galactica
cd galactica
git checkout v0.2.7
make install
galacticad version --long | grep -e version -e commit
commit: da411a7a648f2cdd1bf7961b35272218a0c5b92f
Initiation
Copy galacticad init STAVR_guide --chain - id = galactica_9302 - 1
galacticad config chain - id galactica_9302 - 1
Create/recover wallet
Copy galacticad keys add < walletnam e >
OR
galacticad keys add < walletnam e > --recover
Download Addrbook and Genesis
Copy wget - O $HOME / .galactica / config / addrbook.json "https://server-1.stavr.tech/Testnet/Galactica/addrbook.json"
wget - O $HOME / .galactica / config / genesis.json "https://server-1.stavr.tech/Testnet/Galactica/genesis.json"
sha256sum $HOME/.galactica/config/genesis.json
03f88591a3a60c9940c7f49d43f24e8bb6e39ea4ff22d783fcc6f12762446e59
Set up the minimum gas price and Peers/Seeds/Filter peers/MaxPeers
Copy sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0agnet\"/;" ~/.galactica/config/app.toml
external_address = $( wget -qO- eth0.me )
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME /.galactica/config/config.toml
peers = ""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME /.galactica/config/config.toml
seeds = ""
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME /.galactica/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME /.galactica/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 50/g' $HOME /.galactica/config/config.toml
Pruning (optional)
Copy pruning = "custom"
pruning_keep_recent = "1000"
pruning_keep_every = "0"
pruning_interval = "10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME /.galactica/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME /.galactica/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME /.galactica/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME /.galactica/config/app.toml
Indexer (optional)
Copy indexer = "null" &&
sed -i -e "s/^indexer *=.*/indexer = \"$indexer\"/" $HOME /.galactica/config/config.toml
Create a service file
Copy sudo tee /etc/systemd/system/galacticad.service > /dev/null << EOF
[Unit]
Description=galacticad
After=network-online.target
[Service]
User=$USER
ExecStart=$( which galacticad) start --chain-id galactica_9302-1
Restart=on-failure
RestartSec=3
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF
StateSync Galactica Testnet
Copy systemctl stop galacticad
SNAP_RPC = https://galactica.rpc.t.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 /.galactica/config/config.toml
galacticad tendermint unsafe-reset-all --home /root/.galactica
wget -O $HOME /.galactica/config/addrbook.json "https://server-1.stavr.tech/Testnet/Galactica/addrbook.json"
sudo systemctl restart galacticad && journalctl -fu galacticad -o cat
SnapShot Testnet updated every 5 hours
You can check the size and time of snapshot creation with this command
curl -sI https://server-1.stavr.tech/Testnet/Galactica/gala-snap-1.tar.lz4 | grep "last" && curl -sI https://server-1.stavr.tech/Testnet/Galactica/gala-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 galacticad
cp $HOME /.galactica/data/priv_validator_state.json $HOME /.galactica/priv_validator_state.json.backup
rm -rf $HOME /.galactica/data
LATEST_SNAPSHOT = $( curl -s https://server-1.stavr.tech/Testnet/Galactica/ | grep -oE 'gala-snap-[0-9]+\.tar\.lz4' | while read SNAPSHOT ; do HEIGHT = $( curl -s "https://server-1.stavr.tech/Testnet/Galactica/${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/Testnet/Galactica/ $LATEST_SNAPSHOT | lz4 -c -d - | tar -x -C $HOME /.galactica
mv $HOME /.galactica/priv_validator_state.json.backup $HOME /.galactica/data/priv_validator_state.json
wget -O $HOME /.galactica/config/addrbook.json "https://server-1.stavr.tech/Testnet/Galactica/addrbook.json"
sudo systemctl restart galacticad && journalctl -fu galacticad -o cat
Start
Copy sudo systemctl daemon-reload
sudo systemctl enable galacticad
sudo systemctl restart galacticad && sudo journalctl -fu galacticad -o cat
Create validator
Copy galacticad tx staking create - validator \
--commission - rate 0.1 \
--commission - max - rate 0.1 \
--commission - max - change - rate 0.1 \
-- min - self - delegation "1" \
--amount 1000000000000000000agnet \
--pubkey $(galacticad tendermint show - validator) \
-- from < wallet > \
--moniker = "STAVR_guide" \
--chain - id galactica_9302 - 1 \
--gas 300000 \
--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 galacticad
sudo systemctl disable galacticad
rm /etc/systemd/system/galacticad.service
sudo systemctl daemon-reload
cd $HOME
rm -rf galactica
rm -rf .galactica
rm -rf $( which galacticad )