Pryzm

PRYSM

Welcome to PRYSM

PRYSM is a blockchain that strives to challenge the limits of decentralized networks by integrating a combination of the finest features of existing blockchain technologies with new innovative ideas. A thriving diverse community is crucial for the success of any project, and PRYSM aims to achieve this by building a user-friendly ecosystem that is accessible to all. To this end, PRYSM will provide clear documentation that simplifies participation in the network for anyone who wants to take part.

Official Links

Website:
Twitter:
Telegram:
YouTube:
Medium:

Services

Explorer:
RPC:
API:

Manual Installation

Recommended Hardware

CPU: 4 Cores
RAM: 8 GB
Storage: 200 GB (NVME preferred)

Dependencies Installation

sudo apt update && sudo apt upgrade -y
sudo apt install curl git wget htop tmux build-essential jq make lz4 gcc unzip -y

Install Go

cd $HOME
VER="1.22.6"
wget "https://golang.org/dl/go$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"
[ ! -f ~/.bash_profile ] && touch ~/.bash_profile
echo "export PATH=$PATH:/usr/local/go/bin:~/go/bin" >> ~/.bash_profile
source $HOME/.bash_profile
[ ! -d ~/go/bin ] && mkdir -p ~/go/bin

Set Variables

echo "export WALLET=\"wallet\"" >> $HOME/.bash_profile
echo "export MONIKER=\"test\"" >> $HOME/.bash_profile
echo "export PRYSM_CHAIN_ID=\"prysm-devnet-1\"" >> $HOME/.bash_profile
echo "export PRYSM_PORT=\"25\"" >> $HOME/.bash_profile
source $HOME/.bash_profile

Download Binary

cd $HOME
rm -rf prysm
git clone https://github.com/kleomedes/prysm prysm
cd prysm
git checkout v0.1.0-devnet
make install

Configuration

prysmd config node tcp://localhost:${PRYSM_PORT}657
prysmd config keyring-backend os
prysmd config chain-id $PRYSM_CHAIN_ID
prysmd init $MONIKER --chain-id $PRYSM_CHAIN_ID

Download Genesis and Addrbook

wget -O $HOME/.prysm/config/genesis.json https://filex.winnode.xyz/snapshot/prysm/genesis.json
wget -O $HOME/.prysm/config/addrbook.json https://filex.winnode.xyz/snapshot/prysm/addrbook.json

Set Seeds and Peers

SEEDS="1b5b6a532e24c91d1bc4491a6b989581f5314ea5@prysm-testnet-seed.itrocket.net:25656"
PEERS="ff15df83487e4aa8d2819452063f336269958d09@prysm-testnet-peer.itrocket.net:25657,ea436c798572aef13813b5f9eeda24abb196569f@62.169.23.220:29656"
sed -i -e "/^\[p2p\]/,/^\[/{s/^[[:space:]]*seeds *=.*/seeds = \"$SEEDS\"/}" \
       -e "/^\[p2p\]/,/^\[/{s/^[[:space:]]*persistent_peers *=.*/persistent_peers = \"$PEERS\"/}" $HOME/.prysm/config/config.toml

Pruning Configuration

sed -i -e "s/^pruning *=.*/pruning = \"custom\"/" $HOME/.prysm/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"100\"/" $HOME/.prysm/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"50\"/" $HOME/.prysm/config/app.toml

Minimum Gas Price and Prometheus

sed -i 's|minimum-gas-prices =.*|minimum-gas-prices = \"0.0uprysm\"|g' $HOME/.prysm/config/app.toml
sed -i -e "s/prometheus = false/prometheus = true/" $HOME/.prysm/config/config.toml
sed -i -e "s/^indexer *=.*/indexer = \"null\"/" $HOME/.prysm/config/config.toml

Create Service File

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

[Service]
User=$USER
WorkingDirectory=$HOME/.prysm
ExecStart=$(which prysmd) start --home $HOME/.prysm
Restart=on-failure
RestartSec=5
LimitNOFILE=65535

[Install]
WantedBy=multi-user.target
EOF

Reset and Download Snapshot

prysmd tendermint unsafe-reset-all --home $HOME/.prysm
curl https://filex.winnode.xyz/snapshot/prysm/prysm-latest.tar.lz4 | lz4 -dc - | tar -xf - -C $HOME/.prysm

Enable and Start Service

sudo systemctl daemon-reload
sudo systemctl enable prysmd
sudo systemctl restart prysmd
sudo journalctl -u prysmd -f

Create Wallet

Create New Wallet

Restore Wallet

prysmd keys add $WALLET --recover

Save Wallet and Validator Address

WALLET_ADDRESS=$(prysmd keys show $WALLET -a)
VALOPER_ADDRESS=$(prysmd keys show $WALLET --bech val -a)
echo "export WALLET_ADDRESS=$WALLET_ADDRESS" >> $HOME/.bash_profile
echo "export VALOPER_ADDRESS=$VALOPER_ADDRESS" >> $HOME/.bash_profile
source $HOME/.bash_profile

Node Sync Status Checker

#!/bin/bash
rpc_port=$(grep -m 1 -oP '^laddr = "\K[^"]+' "$HOME/.prysm/config/config.toml" | cut -d ':' -f 3)

while true; do
  local_height=$(curl -s localhost:$rpc_port/status | jq -r '.result.sync_info.latest_block_height')
  network_height=$(curl -s https://rpc-prysm.winnode.xyz/status | jq -r '.result.sync_info.latest_block_height')

  if ! [[ "$local_height" =~ ^[0-9]+$ ]] || ! [[ "$network_height" =~ ^[0-9]+$ ]]; then
    echo -e "\033[31mError: Invalid data. Retrying...\033[0m"
    sleep 5
    continue
  fi

  blocks_left=$((network_height - local_height))
  [ "$blocks_left" -lt 0 ] && blocks_left=0

  echo -e "\033[33mNode:\033[34m $local_height\033[0m \033[33m| Network:\033[36m $network_height\033[0m \033[33m| Left:\033[31m $blocks_left\033[0m"

  sleep 5
done

Create validator

cd $HOME
# Create validator.json file
echo "{\"pubkey\":{\"@type\":\"/cosmos.crypto.ed25519.PubKey\",\"key\":\"$(prysmd comet show-validator | grep -Po '\"key\":\s*\"\K[^"]*')\"},
    \"amount\": \"1000000uprysm\",
    \"moniker\": \"test\",
    \"identity\": \"\",
    \"website\": \"\",
    \"security\": \"\",
    \"details\": \"\",
    \"commission-rate\": \"0.1\",
    \"commission-max-rate\": \"0.2\",
    \"commission-max-change-rate\": \"0.01\",
    \"min-self-delegation\": \"1\"
}" > validator.json
# Create a validator using the JSON configuration
prysmd tx staking create-validator validator.json \
    --from $WALLET \
    --chain-id prysm-devnet-1 \
	--gas auto --gas-adjustment 1.5 \

Firewall security

sudo ufw default allow outgoing
sudo ufw default deny incoming
sudo ufw allow ssh/tcp
sudo ufw allow 25656/tcp
sudo ufw enable

Delete node

sudo systemctl stop prysmd
sudo systemctl disable prysmd
sudorm -rf /etc/systemd/system/prysmd.service
sudorm$(which prysmd)sudorm -rf $HOME/.prysm
sed -i "/PRYSM_/d"$HOME/.bash_profile

Done

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