💾Node Installation

Crescent Mainnet guide

EXPLORER

• Minimum hardware requirements:

Node Type	CPU	RAM	Storage
Mainnet	8	16GB	250GB

1) Auto_install script

wget -O crescentm https://raw.githubusercontent.com/111STAVR111/props/main/Crescent/crescentm && chmod +x crescentm && ./crescentm

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 11.01.23

cd $HOME && mkdir -p go/bin/
git clone https://github.com/crescent-network/crescent
cd crescent
git checkout v4.2.0
make install

crescentd version --long | grep -e commit -e version

• version: 4.2.0

• commit: c816c3730a6bd3ed2c370846b0943bddf2f45f2a

Initiation

crescentd init STAVR_guide --chain-id=crescent-1
crescentd config chain-id crescent-1

Create/recover wallet

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

Download Genesis

wget -O genesis.json https://snapshots.polkachu.com/genesis/crescent/genesis.json --inet4-only
mv genesis.json ~/.crescent/config

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

• d07270bf955427ef045c513f5de94c99aa28aa59405a385d594fcc27ae11d9fc

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

sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.01ucre\"/;" ~/.crescent/config/app.toml
sed -i -e "s/^filter_peers *=.*/filter_peers = \"true\"/" $HOME/.crescent/config/config.toml
external_address=$(wget -qO- eth0.me) 
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.crescent/config/config.toml
peers=""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.crescent/config/config.toml
seeds="[e-mail]:14556"
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.crescent/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME/.crescent/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 10/g' $HOME/.crescent/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\"/" $HOME/.crescent/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.crescent/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.crescent/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.crescent/config/app.toml

Indexer (optional)

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

Download addrbook

wget -O $HOME/.crescent/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Crescent/addrbook.json"

Create a service file

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

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

[Install]
WantedBy=multi-user.target
EOF

StateSync Crescent Mainnet (Temporarily stopped)

cd $HOME
SNAP_RPC=https://crescent.rpc.m.stavr.tech:443
LATEST_HEIGHT=$(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/.crescent/config/config.toml
crescentd tendermint unsafe-reset-all
wget -O $HOME/.crescent/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Crescent/addrbook.json"
sudo systemctl restart crescentd && sudo journalctl -u crescentd -f -o cat

SnapShot Mainnet updated every 5 hours (Temporarily stopped)

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

Start

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

Create validator

crescentd tx staking create-validator \
--commission-rate 0.1 \
--commission-max-rate 1 \
--commission-max-change-rate 1 \
--min-self-delegation "1" \
--amount 100000000ucre \
--pubkey $(crescentd tendermint show-validator) \
--from <wallet> \
--moniker="STAVR_guide" \
--chain-id crescent-1 \
--fees 3000ucre \
--gas 300000 \
--identity="" \
--website="" \
--details="" -y

🧩Services and Tools🧩

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