# Shell script

## Normal Node

```shell
#!/bin/bash

# install mono-devel and other libs needed to get ZEN NODE up and running.
install_mono(){

  echo "Adding Mono-devel Repo"
  sudo apt install gnupg ca-certificates -y
  sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
  echo "deb https://download.mono-project.com/repo/ubuntu stable-bionic main" | sudo tee /etc/apt/sources.list.d/mono-official-stable.list

  sudo apt update
  sudo apt upgrade -y

  # install mono-devel, Lighting Memory-Mapped Database lib and unzip
  sudo apt install mono-devel -y
  sudo apt install liblmdb0 -y
  sudo apt install unzip -y

}


#---------------------------------------------------------------------------------------
#ENTRY POINT

# check for mono-devel.
which mono || install_mono  # only install and upgrade the system if mono-devel is missing


# NVM Sections
echo "---------------------------------------------------"
echo "NVM SETUP."
sudo echo ' '

curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.38.0/install.sh | bash
export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"  # This loads nvm
[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"

nvm install --lts
npm config set @zen:registry https://www.myget.org/F/zenprotocol/npm/
npm install @zen/zen-node -g


# set data path location for the database
DATAPATH="$HOME/.config/zen-node"

echo "---------------------------------------------------"
echo "Generating Zen-Node Service File..."

# generate the service file then save it appropriately
printf "[Unit]
Description=Zen Node
After=network.target

[Service]
Type=simple
WorkingDirectory=$HOME/.nvm/versions/node/$(node --version)/lib/node_modules/@zen/zen-node/Release/
ExecStart=/usr/bin/mono $HOME/.nvm/versions/node/$(node --version)/lib/node_modules/@zen/zen-node/Release/zen-node.exe --data-path "$DATAPATH" --api "*:11567"
Restart=on-failure

[Install]
WantedBy=multi-user.target
" | sudo tee /etc/systemd/system/zen-node.service


# check for the blockchain DB, if present, continue.
# if absent, check for the zipped version and extract it.
# if no zipped version present, download the one hosted.
if [[ ! -s $DATAPATH ]] ; then
  echo "---------------------------------------------------"
  if [[ ! -s "zen-node.zip" ]] ; then
    echo "Downloading Blockchain..."
    # download zen-node.zip from s3
    wget https://node-backups.s3-eu-west-1.amazonaws.com/zen-node.zip
  fi

  echo "Unziping The BlockchainDB in $DATAPATH..."
  unzip zen-node.zip -d "$HOME/.config"

fi

echo "---------------------------------------------------"
echo "Starting ZEN NODE...."
sudo systemctl enable zen-node.service
sudo systemctl start zen-node.service
sudo journalctl -f -u zen-node.service
```

## Address Node (Explorer and Exchange)

```shell
#!/bin/bash

# install mono-devel and other libs needed to get ZEN NODE up and running.
install_mono(){

  echo "Adding Mono-devel Repo"
  sudo apt install gnupg ca-certificates -y
  sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
  echo "deb https://download.mono-project.com/repo/ubuntu stable-bionic main" | sudo tee /etc/apt/sources.list.d/mono-official-stable.list

  sudo apt update
  sudo apt upgrade -y

  # install mono-devel, Lighting Memory-Mapped Database lib and unzip
  sudo apt install mono-devel -y
  sudo apt install liblmdb0 -y
  sudo apt install unzip -y

}


#---------------------------------------------------------------------------------------
#ENTRY POINT

# check for mono-devel.
which mono || install_mono  # only install and upgrade the system if mono-devel is missing


# NVM Sections
echo "---------------------------------------------------"
echo "NVM SETUP."
sudo echo ' '

curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.38.0/install.sh | bash
export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"  # This loads nvm
[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"

nvm install --lts
npm config set @zen:registry https://www.myget.org/F/zenprotocol/npm/
npm install @zen/zen-node -g


# set data path location for the database
DATAPATH="$HOME/.config/zen-node"

echo "---------------------------------------------------"
echo "Generating Zen-Node Service File..."

# generate the service file then save it appropriately
printf "[Unit]
Description=Zen Node
After=network.target

[Service]
Type=simple
WorkingDirectory=$HOME/.nvm/versions/node/$(node --version)/lib/node_modules/@zen/zen-node/Release/
ExecStart=/usr/bin/mono $HOME/.nvm/versions/node/$(node --version)/lib/node_modules/@zen/zen-node/Release/zen-node.exe --data-path "$DATAPATH" --api "*:11567" --addressdb
Restart=on-failure

[Install]
WantedBy=multi-user.target
" | sudo tee /etc/systemd/system/zen-node.service


# check for the blockchain DB, if present, continue.
# if absent, check for the zipped version and extract it.
# if no zipped version present, download the one hosted.
if [[ ! -s $DATAPATH ]] ; then
  echo "---------------------------------------------------"
  if [[ ! -s "zen-node.zip" ]] ; then
    echo "Downloading Blockchain..."
    # download zen-node.zip from s3
    wget https://node-backups.s3-eu-west-1.amazonaws.com/zen-node-addressdb.zip
  fi

  echo "Unziping The BlockchainDB in $DATAPATH..."
  unzip zen-node.zip -d "$HOME/.config"

fi

echo "---------------------------------------------------"
echo "Starting ZEN NODE...."
sudo systemctl enable zen-node.service
sudo systemctl start zen-node.service
sudo journalctl -f -u zen-node.service
```


---

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