-
Zero Gravity is a pioneering data availability system featuring a decentralized storage layer designed for super scalability and security.
- Navigation
- Hardware requirements
- TrustedPoint Services
- Installation guide
- 1. Install required packages
- 2. Install Go
- 3. Build
0gchaindbinary - 4. Set up variables
- 5. Initialize the node
- 6. Download genesis.json
- 7. Add seeds and peers to the config.toml
- 8. Change ports (Optional)
- 9. Configure pruning to save storage (Optional)
- 10. Set min gas price
- 11. Enable indexer (Optional)
- 12. Create a service file
- 13. Start the node
- 14. Create a wallet for your validator
- 15. Extract the HEX address to request some tokens from the faucet
- 16. Request tokens from the faucet
- 17. Check wallet balance
- 18. Create a validator
- State sync
- Download fresh addrbook.json
- Add fresh persistent peers
- Download Snapshot
- Useful commands
- Check node status
- Query your validator
- Query missed blocks counter & jail details of your validator
- Unjail your validator
- Delegate tokens to your validator
- Get your p2p peer address
- Edit your validator
- Send tokens between wallets
- Query your wallet balance
- Monitor server load
- Query active validators
- Query inactive validators
- Check logs of the node
- Restart the node
- Stop the node
- Upgrade the node
- Delete the node from the server
- Example gRPC usage
- Example REST API query
- Monitoring
- Memory: 64 GB RAM
- CPU: 8 cores
- Disk: 1 TB NVME SSD
- Bandwidth: 100mbps Gbps for Download / Upload
- Linux amd64 arm64 (The guide was tested on Ubuntu 20.04 LTS)| Parameter | Value |
|---|---|
| indexing | kv |
| pruning | custom (100/50) |
| min-retain-blocks | 0 |
| snapshot-interval | 2000 |
| snapshot-keep-recent | 2 |
| minimum-gas-prices | 0.00252ua0gi |
- RPC: https://rpc-zero-gravity-testnet.trusted-point.com:443
- REST API: https://api-zero-gravity-testnet.trusted-point.com:443
- WSS: wss://rpc-zero-gravity-testnet.trusted-point.com:443/websocket
- gRPC: http://grpc-zero-gravity-testnet:9295
- P2P Persistent Peer: 1248487ea585730cdf5d3c32e0c2a43ad0cda973@peer-zero-gravity-testnet.trusted-point.com:26326
- EVM RPC: https://evm-rpc-zero-gravity-testnet.trusted-point.com:443
- State sync: Guide
- Fresh Snapshot: URL / Guide (Being updated every 3 hours)
- Fresh addrbook: URL / Guide (Being updated every 5 minutes)
- Live Peers scanner: URL / Guide (Being updated every 5 minutes)
sudo apt update && \
sudo apt install curl git jq build-essential gcc unzip wget lz4 -ycd $HOME && \
ver="1.22.0" && \
wget "https://golang.org/dl/go$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" >> ~/.bash_profile && \
source ~/.bash_profile && \
go versiongit clone -b v0.1.0 https://github.com/0glabs/0g-chain.git
cd 0g-chain
make install
0gchaind version# Customize if you need
echo 'export MONIKER="My_Node"' >> ~/.bash_profile
echo 'export CHAIN_ID="zgtendermint_16600-1"' >> ~/.bash_profile
echo 'export WALLET_NAME="wallet"' >> ~/.bash_profile
echo 'export RPC_PORT="26657"' >> ~/.bash_profile
source $HOME/.bash_profilecd $HOME
0gchaind init $MONIKER --chain-id $CHAIN_ID
0gchaind config chain-id $CHAIN_ID
0gchaind config node tcp://localhost:$RPC_PORT
0gchaind config keyring-backend os # You can set it to "test" so you will not be asked for a passwordwget https://github.com/0glabs/0g-chain/releases/download/v0.1.0/genesis.json -O $HOME/.0gchain/config/genesis.jsonSEEDS="[email protected]:26656,[email protected]:26656,[email protected]:26656,[email protected]:26656" && \
sed -i.bak -e "s/^seeds *=.*/seeds = \"${SEEDS}\"/" $HOME/.0gchain/config/config.toml# Customize if you need
EXTERNAL_IP=$(wget -qO- eth0.me) \
PROXY_APP_PORT=26658 \
P2P_PORT=26656 \
PPROF_PORT=6060 \
API_PORT=1317 \
GRPC_PORT=9090 \
GRPC_WEB_PORT=9091sed -i \
-e "s/\(proxy_app = \"tcp:\/\/\)\([^:]*\):\([0-9]*\).*/\1\2:$PROXY_APP_PORT\"/" \
-e "s/\(laddr = \"tcp:\/\/\)\([^:]*\):\([0-9]*\).*/\1\2:$RPC_PORT\"/" \
-e "s/\(pprof_laddr = \"\)\([^:]*\):\([0-9]*\).*/\1localhost:$PPROF_PORT\"/" \
-e "/\[p2p\]/,/^\[/{s/\(laddr = \"tcp:\/\/\)\([^:]*\):\([0-9]*\).*/\1\2:$P2P_PORT\"/}" \
-e "/\[p2p\]/,/^\[/{s/\(external_address = \"\)\([^:]*\):\([0-9]*\).*/\1${EXTERNAL_IP}:$P2P_PORT\"/; t; s/\(external_address = \"\).*/\1${EXTERNAL_IP}:$P2P_PORT\"/}" \
$HOME/.0gchain/config/config.tomlsed -i \
-e "/\[api\]/,/^\[/{s/\(address = \"tcp:\/\/\)\([^:]*\):\([0-9]*\)\(\".*\)/\1\2:$API_PORT\4/}" \
-e "/\[grpc\]/,/^\[/{s/\(address = \"\)\([^:]*\):\([0-9]*\)\(\".*\)/\1\2:$GRPC_PORT\4/}" \
-e "/\[grpc-web\]/,/^\[/{s/\(address = \"\)\([^:]*\):\([0-9]*\)\(\".*\)/\1\2:$GRPC_WEB_PORT\4/}" \
$HOME/.0gchain/config/app.tomlsed -i \
-e "s/^pruning *=.*/pruning = \"custom\"/" \
-e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"100\"/" \
-e "s/^pruning-interval *=.*/pruning-interval = \"10\"/" \
"$HOME/.0gchain/config/app.toml"sed -i "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0ua0gi\"/" $HOME/.0gchain/config/app.tomlsed -i "s/^indexer *=.*/indexer = \"kv\"/" $HOME/.0gchain/config/config.tomlsudo tee /etc/systemd/system/0gd.service > /dev/null <<EOF
[Unit]
Description=0G Node
After=network.target
[Service]
User=$USER
Type=simple
ExecStart=$(which 0gchaind) start --home $HOME/.0gchain
Restart=on-failure
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOFsudo systemctl daemon-reload && \
sudo systemctl enable 0gd && \
sudo systemctl restart 0gd && \
sudo journalctl -u 0gd -f -o catP.S. Consider downloading snapshot or using state-sync for the quick sync.
0gchaind keys add $WALLET_NAME
# DO NOT FORGET TO SAVE THE SEED PHRASE
# You can add --recover flag to restore existing key instead of creatingecho "0x$(0gchaind debug addr $(0gchaind keys show $WALLET_NAME -a) | grep hex | awk '{print $3}')"-> FAUCET <-
Make sure your node is fully synced unless it won't work.
0gchaind status | jq .SyncInfo.catching_upIf your node is in sync, then proceed with the following command:
0gchaind q bank balances $(0gchaind keys show $WALLET_NAME -a) 0gchaind tx staking create-validator \
--amount=1000000ua0gi \
--pubkey=$(0gchaind tendermint show-validator) \
--moniker=$MONIKER \
--chain-id=$CHAIN_ID \
--commission-rate=0.05 \
--commission-max-rate=0.10 \
--commission-max-change-rate=0.01 \
--min-self-delegation=1 \
--from=$WALLET_NAME \
--identity="" \
--website="" \
--details="0G to the moon!" \
--gas=500000 --gas-prices=99999ua0gi \
-yDo not forget to save priv_validator_key.json file located in $HOME/.0gchain/config/
sudo systemctl stop 0gdcp $HOME/.0gchain/data/priv_validator_state.json $HOME/.0gchain/priv_validator_state.json.backup0gchaind tendermint unsafe-reset-all --home $HOME/.0gchain --keep-addr-bookPEERS="1248487ea585730cdf5d3c32e0c2a43ad0cda973@peer-zero-gravity-testnet.trusted-point.com:26326" && \
RPC="https://rpc-zero-gravity-testnet.trusted-point.com:443" && \
LATEST_HEIGHT=$(curl -s --max-time 3 --retry 2 --retry-connrefused $RPC/block | jq -r .result.block.header.height) && \
TRUST_HEIGHT=$((LATEST_HEIGHT - 1500)) && \
TRUST_HASH=$(curl -s --max-time 3 --retry 2 --retry-connrefused "$RPC/block?height=$TRUST_HEIGHT" | jq -r .result.block_id.hash) && \
if [ -n "$PEERS" ] && [ -n "$RPC" ] && [ -n "$LATEST_HEIGHT" ] && [ -n "$TRUST_HEIGHT" ] && [ -n "$TRUST_HASH" ]; then
sed -i \
-e "/\[statesync\]/,/^\[/{s/\(enable = \).*$/\1true/}" \
-e "/^rpc_servers =/ s|=.*|= \"$RPC,$RPC\"|;" \
-e "/^trust_height =/ s/=.*/= $TRUST_HEIGHT/;" \
-e "/^trust_hash =/ s/=.*/= \"$TRUST_HASH\"/" \
-e "s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" \
$HOME/.0gchain/config/config.toml
echo -e "\nLATEST_HEIGHT: $LATEST_HEIGHT\nTRUST_HEIGHT: $TRUST_HEIGHT\nTRUST_HASH: $TRUST_HASH\nPEERS: $PEERS\n\nALL IS FINE"
else
echo -e "\nError: One or more variables are empty. Please try again or change RPC\nExiting...\n"
fimv $HOME/.0gchain/priv_validator_state.json.backup $HOME/.0gchain/data/priv_validator_state.jsonsudo systemctl restart 0gd && sudo journalctl -u 0gd -f -o catYou should see the following logs. It may take up to 5 minutes for the snapshot to be discovered. If doesn't work, try downloading snapshot
2:39PM INF sync any module=statesync msg="Discovering snapshots for 15s" server=node
2:39PM INF Discovered new snapshot format=3 hash="?^๏ฟฝ๏ฟฝI๏ฟฝ๏ฟฝ\r๏ฟฝ=๏ฟฝO๏ฟฝE๏ฟฝ?๏ฟฝCQD๏ฟฝ6๏ฟฝ\x18๏ฟฝF:๏ฟฝ๏ฟฝ\x006๏ฟฝ" height=602000 module=statesync server=node
2:39PM INF Discovered new snapshot format=3 hash="%๏ฟฝ๏ฟฝ๏ฟฝ\x16\x03๏ฟฝT0๏ฟฝv๏ฟฝf๏ฟฝC๏ฟฝ๏ฟฝ5๏ฟฝ<TlLb๏ฟฝ5๏ฟฝ๏ฟฝl!๏ฟฝM" height=600000 module=statesync server=node
2:42PM INF VerifyHeader hash=CFC07DAB03CEB02F53273F5BDB6A7C16E6E02535B8A88614800ABA9C705D4AF7 height=602001 module=light server=nodeAfter some time you should see the following logs. It make take 5 minutes for the node to catch up the rest of the blocks
2:43PM INF indexed block events height=602265 module=txindex server=node
2:43PM INF executed block height=602266 module=state num_invalid_txs=0 num_valid_txs=0 server=node
2:43PM INF commit synced commit=436F6D6D697449447B5B31313720323535203139203132392031353920313035203136352033352031353320313220353620313533203139352031372036342034372033352034372032333220373120313939203720313734203620313635203338203336203633203235203136332039203134395D3A39333039417D module=server
2:43PM INF committed state app_hash=75FF13819F69A523990C3899C311402F232FE847C707AE06A526243F19A30995 height=602266 module=state num_txs=0 server=node
2:43PM INF indexed block events height=602266 module=txindex server=node
2:43PM INF executed block height=602267 module=state num_invalid_txs=0 num_valid_txs=0 server=node
2:43PM INF commit synced commit=436F6D6D697449447B5B323437203134322032342031313620323038203631203138362032333920323238203138312032333920313039203336203420383720323238203236203738203637203133302032323220313431203438203337203235203133302037302032343020313631203233372031312036365D3A39333039427D module=server0gchaind status | jq .SyncInfosed -i -e "/\[statesync\]/,/^\[/{s/\(enable = \).*$/\1false/}" $HOME/.0gchain/config/config.tomlsudo systemctl stop 0gd && \
wget -O $HOME/.0gchain/config/addrbook.json https://rpc-zero-gravity-testnet.trusted-point.com/addrbook.jsonsudo systemctl restart 0gd && sudo journalctl -u 0gd -f -o cat0gchaind status | jq .SyncInfoThe file is being updated every 5 minutes
PEERS=$(curl -s --max-time 3 --retry 2 --retry-connrefused "https://rpc-zero-gravity-testnet.trusted-point.com/peers.txt")
if [ -z "$PEERS" ]; then
echo "No peers were retrieved from the URL."
else
echo -e "\nPEERS: "$PEERS""
sed -i "s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" "$HOME/.0gchain/config/config.toml"
echo -e "\nConfiguration file updated successfully.\n"
fisudo systemctl restart 0gd && sudo journalctl -u 0gd -f -o cat0gchaind status | jq .SyncInfoPeers are being updated every 5 minutes
wget https://rpc-zero-gravity-testnet.trusted-point.com/latest_snapshot.tar.lz4sudo systemctl stop 0gdcp $HOME/.0gchain/data/priv_validator_state.json $HOME/.0gchain/priv_validator_state.json.backup0gchaind tendermint unsafe-reset-all --home $HOME/.0gchain --keep-addr-booklz4 -d -c ./latest_snapshot.tar.lz4 | tar -xf - -C $HOME/.0gchainmv $HOME/.0gchain/priv_validator_state.json.backup $HOME/.0gchain/data/priv_validator_state.jsonsudo systemctl restart 0gd && sudo journalctl -u 0gd -f -o cat0gchaind status | jq .SyncInfoSnapshot is being updated every 3 hours
0gchaind status | jq0gchaind q staking validator $(0gchaind keys show $WALLET_NAME --bech val -a) 0gchaind q slashing signing-info $(0gchaind tendermint show-validator)0gchaind tx slashing unjail --from $WALLET_NAME --gas=500000 --gas-prices=99999ua0gi -y0gchaind tx staking delegate $(0gchaind keys show $WALLET_NAME --bech val -a) <AMOUNT>ua0gi --from $WALLET_NAME --gas=500000 --gas-prices=99999ua0gi -y0gchaind status | jq -r '"\(.NodeInfo.id)@\(.NodeInfo.listen_addr)"'0gchaind tx staking edit-validator --website="<WEBSITE>" --details="<DESCRIPTION>" --new-moniker="<NEW_MONIKER>" --identity="<KEY BASE PREFIX>" --from=$WALLET_NAME --gas=500000 --gas-prices=99999ua0gi -y0gchaind tx bank send $WALLET_NAME <TO_WALLET> <AMOUNT>ua0gi --gas=500000 --gas-prices=99999ua0gi -y0gchaind q bank balances $(0gchaind keys show $WALLET_NAME -a)sudo apt update
sudo apt install htop -y
htop0gchaind q staking validators -o json --limit=1000 \
| jq '.validators[] | select(.status=="BOND_STATUS_BONDED")' \
| jq -r '.tokens + " - " + .description.moniker' \
| sort -gr | nl0gchaind q staking validators -o json --limit=1000 \
| jq '.validators[] | select(.status=="BOND_STATUS_UNBONDED")' \
| jq -r '.tokens + " - " + .description.moniker' \
| sort -gr | nlsudo journalctl -u 0gd -f -o catsudo systemctl restart 0gdsudo systemctl stop 0gd0G_VERSION=<version>
cd $HOME
rm -rf $HOME/0g-chain
git clone -b $0G_VERSION https://github.com/0glabs/0g-chain.git
./0g-chain/networks/testnet/install.sh
source .profile
0gchaind version
# Restart the node
sudo systemctl restart 0gd && sudo journalctl -u 0gd -f -o cat# !!! IF YOU HAVE CREATED A VALIDATOR, MAKE SURE TO BACKUP `priv_validator_key.json` file located in $HOME/.0gchain/config/
sudo systemctl stop 0gd
sudo systemctl disable 0gd
sudo rm /etc/systemd/system/0gd.service
rm -rf $HOME/.0gchain $HOME/0g-chainwget https://github.com/fullstorydev/grpcurl/releases/download/v1.7.0/grpcurl_1.7.0_linux_x86_64.tar.gz
tar -xvf grpcurl_1.7.0_linux_x86_64.tar.gz
chmod +x grpcurl
./grpcurl -plaintext localhost:$GRPC_PORT list
### MAKE SURE gRPC is enabled in app.toml
# grep -A 3 "\[grpc\]" /home/og-testnet-validator/.0gchain/config/app.tomlcurl localhost:$API_PORT/cosmos/staking/v1beta1/validators
### MAKE SURE API is enabled in app.toml
# grep -A 3 "\[api\]" /home/og-testnet-validator/.0gchain/config/app.tomlTo enhance the observability and monitoring of your nodes and network status, you are encouraged to utilize our public dashboard. This platform offers real-time insights and analytics, enabling you to track performance, identify potential issues, and make informed decisions for optimal network health.
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