💾Node Installation

Bitcanna Mainnet guide

  • Minimum hardware requirements:

Node TypeCPURAMStorage

Mainnet

8

16GB

250GB

1) Auto_install script

wget -O bitcanna https://raw.githubusercontent.com/111STAVR111/props/main/Bitcanna/bitcanna && chmod +x 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 1.21.6

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 21.02.24

cd $HOME && mkdir $HOME/go/bin/
git clone https://github.com/BitCannaGlobal/bcna
cd bcna
git checkout v3.0.2
make install

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

  • version: 3.0.2

  • commit: 9a5beee5930688759129a57772a2cf2eb11ec9fd

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 -O $HOME/.bcna/config/genesis.json "https://raw.githubusercontent.com/111STAVR111/props/main/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\"/" $HOME/.bcna/config/config.toml
peers="0bf629f4e055af47f7c35bb444cb9013d18b9941@141.95.124.151:21326"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$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://raw.githubusercontent.com/111STAVR111/props/main/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

RPC="https://bitcanna.rpc.m.stavr.tech:443"
peers="644ac886e7f2fe082b3556dc694076e71a4e959a@bitcanna.peers.stavr.tech:21326"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.bcna/config/config.toml
LATEST_HEIGHT=$(curl -s $RPC/block | jq -r .result.block.header.height); \
BLOCK_HEIGHT=$((LATEST_HEIGHT - 500)); \
TRUST_HASH=$(curl -s "$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\"$RPC,$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
sudo systemctl stop bcnad && bcnad tendermint unsafe-reset-all --keep-addr-book
sudo systemctl restart bcnad && sudo journalctl -u bcnad -f -o cat

SnapShot Mainnet updated every 5 hours

cd $HOME
snap install lz4
sudo systemctl stop bcnad
cp $HOME/.bcna/data/priv_validator_state.json $HOME/.bcna/priv_validator_state.json.backup
rm -rf $HOME/.bcna/data
curl -o - -L https://bitcanna.snapshot.stavr.tech/bca-snap.tar.lz4 | lz4 -c -d - | tar -x -C $HOME/.bcna --strip-components 2
mv $HOME/.bcna/priv_validator_state.json.backup $HOME/.bcna/data/priv_validator_state.json
wget -O $HOME/.bcna/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Bitcanna/addrbook.json"
sudo systemctl restart bcnad && journalctl -u bcnad -f -o cat

Start

sudo systemctl daemon-reload
sudo systemctl enable bcnad
sudo systemctl restart bcnad && sudo journalctl -fu bcnad -o cat

Create validator

bcnad tx staking create-validator \
--amount=1000000ubcna \
--broadcast-mode=block \
--pubkey=`bcnad tendermint show-validator` \
--moniker=STAVR_guide \
--commission-rate="0.1" \
--commission-max-rate="0.20" \
--commission-max-change-rate="0.1" \
--min-self-delegation="1" \
--from=<walletName> \
--chain-id=bitcanna-1 \
--gas=auto -y

Delete node

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

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