# Node Installation

## [EXPLORER](https://explorer.stavr.tech/Pylons)

* **Minimum hardware requirements**:

| Node Type | CPU | RAM  | Storage |
| --------- | --- | ---- | ------- |
| Mainnet   | 8   | 16GB | 250GB   |

## 1) Auto\_install script

```bash
wget -O pylonsm https://raw.githubusercontent.com/111STAVR111/props/main/Pylons/pylonsm && chmod +x pylonsm && ./pylonsm
```

## 2) Manual installation

#### Preparing the server

```bash
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

```bash
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 02.03.23

```bash
cd $HOME && mkdir -p go/bin/
git clone https://github.com/Pylons-tech/pylons
cd pylons
git checkout v1.1.4
make build && make install
```

`pylonsd version --long | grep -e commit -e version`

* version: 1.1.4
* commit: 5d0e6bcfce19e17b777caf94fa6328e78adb6474

## Initiation

```python
pylonsd init STAVR_guide --chain-id=pylons-mainnet-1
pylonsd config chain-id pylons-mainnet-1
```

### Create/recover wallet

```bash
pylonsd keys add <walletname>
           OR
pylonsd keys add <walletname> --recover
```

### Download Genesis

```python
curl -s https://raw.githubusercontent.com/Pylons-tech/pylons/main/networks/pylons-mainnet-1/genesis.json > ~/.pylons/config/genesis.json
```

`sha256sum $HOME/.pylons/config/genesis.json`

* c985e1c989c1cb864a4a6c7284aac0c21cfe5a400b3216be8b1fb50b77f02322

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

```bash
sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.0ubedrock\"/;" ~/.pylons/config/app.toml
sed -i -e "s/^filter_peers *=.*/filter_peers = \"true\"/" $HOME/.pylons/config/config.toml
external_address=$(wget -qO- eth0.me) 
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.pylons/config/config.toml
peers=""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.pylons/config/config.toml
seeds=""
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.pylons/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME/.pylons/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 50/g' $HOME/.pylons/config/config.toml
```

#### Pruning (optional)

```bash
pruning="custom"
pruning_keep_recent="1000"
pruning_keep_every="0"
pruning_interval="10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.pylons/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.pylons/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.pylons/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.pylons/config/app.toml
```

#### Indexer (optional)

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

### Download addrbook

```bash
wget -O $HOME/.pylons/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Pylons/addrbook.json"
```

## Create a service file

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

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

[Install]
WantedBy=multi-user.target
EOF
```

## StateSync Pylons Mainnet

```bash
SOON
```

## SnapShot Mainnet updated every 5 hours

```bash
SOON
```

### Start

```bash
sudo systemctl daemon-reload
sudo systemctl enable pylonsd
sudo systemctl restart pylonsd && sudo journalctl -fu pylonsd -o cat
```

#### Create validator

```python
pylonsd tx staking create-validator \
--amount 1000000ubedrock \
--from <walletname> \
--commission-max-change-rate "0.10" \
--commission-max-rate "0.20" \
--commission-rate "0.10" \
--min-self-delegation "1" \
--identity="" \
--details="" \
--website="" \
--pubkey $(pylonsd tendermint show-validator) \
--moniker STAVR_guide \
--chain-id pylons-mainnet-1 \
--gas="auto" \
--fees 100ubedrock -y
```

## [🧩Services and Tools🧩](https://stavr-team.gitbook.io/nodes-guides/mainnets/pylons/statesync-snapshot)

## Monitoring

You can set up your node status alarm here - [Monitoring](https://stavr-team.gitbook.io/nodes-guides/monitoring)

## Security

You can create secure management of your wallet and your node by following this links.

[TMKMS](https://stavr-team.gitbook.io/nodes-guides/tmkms)               [Wallet Security](https://stavr-team.gitbook.io/nodes-guides/wallet-security)

### Delete node

```bash
sudo systemctl stop pylonsd
sudo systemctl disable pylonsd
rm /etc/systemd/system/pylonsd.service
sudo systemctl daemon-reload
cd $HOME
rm -rf .pylons
rm -rf pylons
rm -rf $(which pylonsd)
```


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