# Neutron

## Neutron Testnet manual guide

![neutron](https://user-images.githubusercontent.com/103267218/203071188-1ba0021c-b3a8-4bf7-9d11-f2b28e67063e.png)

## [WebSite](https://neutron.org/)

## [EXPLORER](https://testnet-explorer.konsortech.xyz/neutron)

## [Setup Server on GOOGLE CLOUD](https://neutron.org/)

* **Minimum hardware requirements**:

| Node Type | CPU | RAM | Storage |
| --------- | --- | --- | ------- |
| Testnet   | 4   | 8GB | 150GB   |

## 1) 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 1.19

```bash
ver="1.19" && \
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 10.11.22

```bash
git clone -b v0.1.0 https://github.com/neutron-org/neutron.git
cd neutron
make install
```

`neutrond version --head`

* version: 0.1.0
* commit: a9e8ba5ebb9230bec97a4f2826d75a4e0e6130d9

```bash
neutrond init $NODENAME --chain-id quark-1

```

### Create/recover wallet

```bash
neutrond keys add <walletname>
              or
neutrond keys add <walletname> --recover
```

### Download Genesis

```bash
curl -s https://raw.githubusercontent.com/neutron-org/testnets/main/quark/genesis.json > ~/.neutrond/config/genesis.json
```

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

* 357c4d33fad26c001d086c0705793768ef32c884a6ba4aa73237ab03dd0cc2b4

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

```bash
sed -i -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0untrn\"/" $HOME/.neutrond/config/app.toml
sed -i -e "s/^filter_peers *=.*/filter_peers = \"true\"/" $HOME/.neutrond/config/config.toml
external_address=$(wget -qO- eth0.me) 
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.neutrond/config/config.toml
peers="fcde59cbba742b86de260730d54daa60467c91a5@23.109.158.180:26656,5bdc67a5d5219aeda3c743e04fdcd72dcb150ba3@65.109.31.114:2480,3e9656706c94ae8b11596e53656c80cf092abe5d@65.21.250.197:46656,9cb73281f6774e42176905e548c134fc45bbe579@162.55.134.54:26656,27b07238cf2ea76acabd5d84d396d447d72aa01b@65.109.54.15:51656,f10c2cb08f82225a7ef2367709e8ac427d61d1b5@57.128.144.247:26656,20b4f9207cdc9d0310399f848f057621f7251846@222.106.187.13:40006,5019864f233cee00f3a6974d9ccaac65caa83807@162.19.31.150:55256,2144ce0e9e08b2a30c132fbde52101b753df788d@194.163.168.99:26656,b37326e3acd60d4e0ea2e3223d00633605fb4f79@nebula.p2p.org:26656"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.neutrond/config/config.toml
seeds="e2c07e8e6e808fb36cca0fc580e31216772841df@seed-1.quark.ntrn.info:26656,c89b8316f006075ad6ae37349220dd56796b92fa@tenderseed.ccvalidators.com:29001"
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.neutrond/config/config.toml
sed -i -e "s/^timeout_commit *=.*/timeout_commit = \"2s\"/" $HOME/.neutrond/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 100/g' $HOME/.neutrond/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 100/g' $HOME/.neutrond/config/config.toml
```

#### Pruning (optional)

```bash
pruning="custom" && \
pruning_keep_recent="100" && \
pruning_keep_every="0" && \
pruning_interval="10" && \
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" ~/.neutrond/config/app.toml && \
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" ~/.neutrond/config/app.toml && \
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" ~/.neutrond/config/app.toml && \
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" ~/.neutrond/config/app.toml
```

#### Indexer (optional)

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

### Download addrbook

```bash
wget -O $HOME/.neutrond/config/addrbook.json "https://raw.githubusercontent.com/konsortech/Node/main/Neutron/addrbook.json"
```

## Create a service file

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

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

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

### StateSync

```python
SNAP_RPC=http://neutron.rpc.t.stavr.tech:11057
peers="b81828b92f6e58eaa211fbb21c08cf809cdefa94@neutron.rpc.t.stavr.tech:11056"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.neutrond/config/config.toml
LATEST_HEIGHT=$(curl -s $SNAP_RPC/block | jq -r .result.block.header.height); \
BLOCK_HEIGHT=$((LATEST_HEIGHT - 500)); \
TRUST_HASH=$(curl -s "$SNAP_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\"$SNAP_RPC,$SNAP_RPC\"| ; \
s|^(trust_height[[:space:]]+=[[:space:]]+).*$|\1$BLOCK_HEIGHT| ; \
s|^(trust_hash[[:space:]]+=[[:space:]]+).*$|\1\"$TRUST_HASH\"| ; \
s|^(seeds[[:space:]]+=[[:space:]]+).*$|\1\"\"|" $HOME/.neutrond/config/config.toml
neutrond tendermint unsafe-reset-all --home /root/.neutrond --keep-addr-book
```

### Start

```bash
sudo systemctl daemon-reload
sudo systemctl enable neutrond
sudo systemctl restart neutrond && sudo journalctl -u neutrond -f -o cat
```

#### Create validator

```bash
neutrond tx staking create-validator \
  --amount 1000000untrn \
  --from <<walletName>> \
  --commission-max-change-rate "0.1" \
  --commission-max-rate "0.2" \
  --commission-rate "0.1" \
  --min-self-delegation "1" \
  --pubkey  $(neutrond tendermint show-validator) \
  --moniker STAVRguide \
  --chain-id quark-1 \
  --identity="" \
  --details="" \
  --website="" -y
```

##

#### Sync Info

```bash
neutrond status 2>&1 | jq .SyncInfo
```

#### NodeINfo

```bash
neutrond status 2>&1 | jq .NodeInfo
```

#### Check node logs

```bash
sudo journalctl -u neutrond -f -o cat
```

#### Check Balance

```bash
neutrond query bank balances neutron...address23947h2i32873t
```

### Delete node

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


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