💾Validator Node

Celestia Testnet guide

  • Hardware requirements:

Node TypeCPURAMStorage

Validator node

8

16GB

2TB

1) Auto_install script

wget -O celest https://raw.githubusercontent.com/111STAVR111/props/main/Celestia/Testnet/Node/celest && chmod +x celest && ./celest

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 27.08.24

cd $HOME && mkdir -p go/bin/
git clone https://github.com/celestiaorg/celestia-app.git 
cd celestia-app
git checkout v2.2.0-mocha
make install

celestia-appd version --long | grep -e commit -e version

  • version: 2.2.0-arabica

  • commit: d3f8b299

Initiation

celestia-appd init STAVR_guide --chain-id=mocha-4
celestia-appd config chain-id mocha-4

Create/recover wallet

celestia-appd keys add <walletname>
           OR
celestia-appd keys add <walletname> --recover

Download Genesis

wget -O $HOME/.celestia-app/config/genesis.json https://celestia-t.genesis.stavr.tech/genesis.json

sha256sum $HOME/.celestia-app/config/genesis.json

  • 0846b99099271b240b638a94e17a6301423b5e4047f6558df543d6e91db7e575

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

sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.002utia\"/;" ~/.celestia-app/config/app.toml
external_address=$(wget -qO- eth0.me) 
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.celestia-app/config/config.toml
peers=""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.celestia-app/config/config.toml
seeds=""
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.celestia-app/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME/.celestia-app/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 50/g' $HOME/.celestia-app/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\"/" $HOME/.celestia-app/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.celestia-app/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.celestia-app/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.celestia-app/config/app.toml

Indexer (optional)

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

Download addrbook

wget -O $HOME/.celestia-app/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Celestia/Testnet/Node/addrbook.json"

Create a service file

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

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

[Install]
WantedBy=multi-user.target
EOF

StateSync Celesita Testnet

RPC="https://celestia.rpc.t.stavr.tech:443"
LATEST_HEIGHT=$(curl -s $RPC/block | jq -r .result.block.header.height); \
BLOCK_HEIGHT=$((LATEST_HEIGHT - 1000)); \
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/.celestia-app/config/config.toml
sudo systemctl stop celestia-appd && celestia-appd tendermint unsafe-reset-all --home $HOME/.celestia-app
wget -O $HOME/.celestia-app/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Celestia/Testnet/Node/addrbook.json"
sudo systemctl restart celestia-appd && sudo journalctl -fu celestia-appd -o cat

SnapShot Testnet updated every 5 hours

You can check the size and time of snapshot creation with this command curl -sI https://celestia-t.snapshot.stavr.tech/celestia-t-snap.tar.lz4 | grep "last" && curl -sI https://celestia-t.snapshot.stavr.tech/celestia-t-snap.tar.lz4 | grep content-length | awk '{printf "%.2f GB\n", $2/1024/1024/1024}'

snap install lz4
sudo systemctl stop celestia-appd
cp $HOME/.celestia-app/data/priv_validator_state.json $HOME/.celestia-app/priv_validator_state.json.backup
rm -rf $HOME/.celestia-app/data
curl -o - -L https://celestia-t.snapshot.stavr.tech/celestia-t-snap.tar.lz4 | lz4 -c -d - | tar -x -C $HOME/.celestia-app --strip-components 2
mv $HOME/.celestia-app/priv_validator_state.json.backup $HOME/.celestia-app/data/priv_validator_state.json
wget -O $HOME/.celestia-app/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Celestia/Testnet/Node/addrbook.json"
sudo systemctl restart celestia-appd && journalctl -fu celestia-appd -o cat

SnapShot Consensus Testnet (Archive) updated every 5 days

You can check the size and time of snapshot creation with this command curl -sI https://celestia-t.archive-snap.stavr.tech/celestia-t-archive.tar.lz4 | grep "last" && curl -sI https://celestia-t.archive-snap.stavr.tech/celestia-t-archive.tar.lz4 | grep content-length | awk '{printf "%.2f GB\n", $2/1024/1024/1024}'

cd $HOME
snap install lz4
sudo systemctl stop celestia-appd
cp $HOME/.celestia-app/data/priv_validator_state.json $HOME/.celestia-app/priv_validator_state.json.backup
rm -rf $HOME/.celestia-app/data
curl -o - -L https://celestia-t.archive-snap.stavr.tech/celestia-t-archive.tar.lz4 | lz4 -c -d - | tar -x -C $HOME/.celestia-app --strip-components 2
mv $HOME/.celestia-app/priv_validator_state.json.backup $HOME/.celestia-app/data/priv_validator_state.json
wget -O $HOME/.celestia-app/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Celestia/Testnet/Node/addrbook.json"
sudo systemctl restart celestia-appd && journalctl -fu celestia-appd -o cat

Start

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

Create validator

celestia-appd tx staking create-validator \
--commission-rate 0.1 \
--commission-max-rate 0.2 \
--commission-max-change-rate 0.1 \
--min-self-delegation "1" \
--amount 1000000utia \
--pubkey $(celestia-appd tendermint show-validator) \
--from <wallet> \
--moniker="STAVR_guide" \
--chain-id mocha-4 \
--gas auto --gas-adjustment 1.5 --gas-prices 0.005utia \
--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

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

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