# Installation

## H**ardware Requirements**

<table><thead><tr><th>Node Type</th><th width="155">CPU</th><th width="160">RAM</th><th>Storage</th></tr></thead><tbody><tr><td>Mainnet</td><td>4+</td><td>16+</td><td>240+ GB SSD</td></tr></tbody></table>

## Server preparation

```
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

```
cd $HOME
git clone https://github.com/quasar-finance/quasar.git
cd quasar
git checkout v3.0.0
make install
```

<pre><code><strong>quasarnoded version --long | grep -e commit -e version
</strong></code></pre>

> **Result**
>
> * **version:** 3.0.0
> * **commit:** 899268292f2945f98b7d1f6c4c98b03509ddb9be

***

## Initiation

{% hint style="info" %}
Change \<moniker> to your value, moniker is the name of your validator.
{% endhint %}

```
quasarnoded init <moniker> --chain-id quasar-1
quasarnoded config chain-id quasar-1
```

***

## Create / recover wallet

{% hint style="info" %}
Change \<walletname> to the name of your wallet
{% endhint %}

```
quasarnoded keys add <walletname>
or
quasarnoded keys add <walletname> --recover
```

***

## Download genesis and addrbook

```
https://raw.githubusercontent.com/Shoni-O/files/main/mainnet-files/quasar/genesis.json
https://raw.githubusercontent.com/Shoni-O/files/main/mainnet-files/quasar/addrbook.json
```

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

> **Result**
>
> * 2eb786d599f3b52ead11cf3e118aa09b7ca0ec4bc8464922c91cbc0ca68cea09

***

## Setup the minimum gas price and Peers

```
sed -i -e "s|^minimum-gas-prices *=.*|minimum-gas-prices = \"0.1uqsr,0.01ibc/0471F1C4E7AFD3F07702BEF6DC365268D64570F7C1FDC98EA6098DD6DE59817B,0.01ibc/FA0006F056DB6719B8C16C551FC392B62F5729978FC0B125AC9A432DBB2AA1A5,0.01ibc/FA7775734CC73176B7425910DE001A1D2AD9B6D9E93129A5D0750EAD13E4E63A\"|" $HOME/.quasarnode/config/app.toml
```

***

## Pruning (optional)

```
sed -i \
  -e 's|^pruning *=.*|pruning = "custom"|' \
  -e 's|^pruning-keep-recent *=.*|pruning-keep-recent = "100"|' \
  -e 's|^pruning-keep-every *=.*|pruning-keep-every = "0"|' \
  -e 's|^pruning-interval *=.*|pruning-interval = "19"|' \
  $HOME/.quasarnode/config/app.toml
```

## Create a service file

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

[Service]
User=root
ExecStart=/root/go/bin/quasarnoded start
Restart=on-failure
RestartSec=3
LimitNOFILE=65535

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

## Start

```
sudo systemctl daemon-reload
sudo systemctl enable nolusd
sudo systemctl restart quasarnoded && sudo journalctl -u quasarnoded -f -o cat
```

## Create validator

{% hint style="info" %}
Change walletName, YOUR\_MONIKER\_NAME, YOUR\_KEYBASE\_ID, YOUR\_DETAILS and YOUR\_WEBSITE\_URL to your values
{% endhint %}

```
quasarnoded tx staking create-validator \
  --amount 1000000uqsr \
  --from <walletName> \
  --commission-max-change-rate "0.05" \
  --commission-max-rate "0.20" \
  --commission-rate "0.05" \
  --min-self-delegation "1" \
  --pubkey $(quasarnoded tendermint show-validator) \
  --moniker YOUR_MONIKER_NAME \
  --chain-id quasar-1 \
  --identity="YOUR_KEYBASE_ID" \
  --details="YOUR_DETAILS" \
  --website="YOUR_WEBSITE_URL"
  --gas-adjustment 1.4 \
  --gas auto \
  --gas-prices 0.1uqsr \
  -y
```

## Delete node

```
sudo systemctl stop quasarnoded && \
sudo systemctl disable quasarnoded && \
rm /etc/systemd/system/quasarnoded.service && \
sudo systemctl daemon-reload && \
cd $HOME && \
rm -rf quasar && \
rm -rf .quasarnode && \
rm -rf $(which quasarnoded)
```


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