Node Installation

Bitcanna Mainnet guide

EXPLORER

• Minimum hardware requirements:

Node Type	CPU	RAM	Storage
Mainnet	8	16GB	250GB

1) Auto_install script

source <(curl -s https://raw.githubusercontent.com/111STAVR111/props/refs/heads/main/Bitcanna/bitcanna)

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 1.23.1

ver="1.23.1"
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 20.12.24

cd $HOME && mkdir $HOME/go/bin/
git clone https://github.com/BitCannaGlobal/bcna
cd bcna
git checkout v4.0.3
make install

bcnad version --long | grep -e commit -e version

• version: v4.0.3

• commit: 31b9df6390a6c06deb0f7b954293fae5d7d508ea

Initiation

bcnad init STAVR_guide --chain-id=bitcanna-1
bcnad config chain-id bitcanna-1

Create/recover wallet

bcnad keys add <walletname>
           OR
bcnad keys add <walletname> --recover

Download Genesis

wget -L -O $HOME/.bcna/config/genesis.json https://server-1.stavr.tech/Mainnet/Bitcanna/genesis.json

sha256sum $HOME/.bcna/config/genesis.json

• cd7449a199e71c400778f894abb00874badda572ac5443b7ec48bb0aad052f29

Set up the minimum gas price and Peers/Seeds/Filter peers/MaxPeers

sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0ubcna\"/;" ~/.bcna/config/app.toml
sed -i -e "s/^filter_peers *=.*/filter_peers = \"true\"/" $HOME/.bcna/config/config.toml
external_address=$(wget -qO- eth0.me) 
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.bcna/config/config.toml
peers=""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.bcna/config/config.toml
seeds=""
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.bcna/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME/.bcna/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 50/g' $HOME/.bcna/config/config.toml

Pruning (optional)

pruning="custom"
pruning_keep_recent="1000"
pruning_keep_every="0"
pruning_interval="100"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.bcna/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.bcna/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.bcna/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.bcna/config/app.toml

Indexer (optional)

indexer="null" &&
sed -i -e "s/^indexer *=.*/indexer = \"$indexer\"/" $HOME/.bcna/config/config.toml

Download addrbook

wget -O $HOME/.bcna/config/addrbook.json "https://server-1.stavr.tech/Mainnet/Bitcanna/addrbook.json"

Create a service file

sudo tee /etc/systemd/system/bcnad.service > /dev/null <<EOF
[Unit]
Description=bitcanna
After=network-online.target

[Service]
User=$USER
ExecStart=$(which bcnad) start
Restart=on-failure
RestartSec=3
LimitNOFILE=65535

[Install]
WantedBy=multi-user.target
EOF

StateSync Bitcanna Mainnet

systemctl stop bcnad
SNAP_RPC=https://bitcanna.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/.bcna/config/config.toml
bcnad tendermint unsafe-reset-all --home /root/.bcna
wget -O $HOME/.bcna/config/addrbook.json "https://server-1.stavr.tech/Mainnet/Bitcanna/addrbook.json"
sudo systemctl restart bcnad && journalctl -fu bcnad -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/Bitcanna/bcna-snap-1.tar.lz4 | grep "last" && curl -sI https://server-1.stavr.tech/Mainnet/Bitcanna/bcna-snap-1.tar.lz4 | grep content-length | awk '{printf "%.2f GB\n", $2/1024/1024/1024}'

cd $HOME
apt install lz4