Create idena_install.sh

idena_install.sh

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+#!/bin/bash
+#Checking if the idena service exists.
+if [ -f "/etc/systemd/system/idena.service" ]
+then
+echo "The service is exists. Don't worry, I will kill it."
+systemctl stop idena
+systemctl disable idena
+rm /etc/systemd/system/idena.service #killing the service
+rm /usr/lib/systemd/system/idena.service # and related symlinks
+systemctl daemon-reload
+systemctl reset-failed
+else
+   echo "Making clean IDENA Node Installation"
+fi
+#
+# creating a user name and password for idena service 
+#
+if [ $(id -u) -eq 0 ]; then
+	read -p "Enter username : " username
+	read -s -p "Enter password : " password
+	egrep "^$username" /etc/passwd >/dev/null
+	if [ $? -eq 0 ]; then
+		echo "$username exists!"
+		exit 1
+	else
+		pass=$(perl -e 'print crypt($ARGV[0], "password")' $password)
+		useradd -s /bin/bash -m -p $pass $username
+		[ $? -eq 0 ] && echo "User has been added to system!" || echo "Failed to add a user!"
+	fi
+else
+	echo "Only root may add a user to the system"
+	exit 2
+fi
+#
+#updating Ubuntu and installing all required dependencies
+apt-get update
+apt-get upgrade -y
+apt-get install -y jq git ufw npm wget nano screen psmisc unzip
+#
+mkdir /home/$username/idena-go
+cd idena-go
+#downloading specific version or the latest one
+read -p "Enter the number of the idena-go version (eg. 0.18.2) keep it empty to download the latest one: " version
+if [ -z $version ]; then version=$(curl -s https://api.github.com/repos/idena-network/idena-go/releases/latest | grep -Po '"tag_name":.*?[^\\]",' | sed 's/"tag_name": "v//g' |  sed 's/",//g') ; echo Installing version $version; fi
+wget https://github.com/idena-network/idena-go/releases/download/v$version/idena-node-linux-$version
+#copying config.json and idena.service
+cp {config.json,idena.service} /home/$username/idena-go
+mv idena-node-linux-$version /home/$username/idena-go/idena-node
+chown -R $username:$username /home/$username/idena-go
+#Continue as username
+sudo -i -u $username bash << EOF
+whoami
+cd ~/idena-go
+mkdir datadir ; mkdir datadir/idenachain.db
+cd datadir/idenachain.db
+wget https://sync.idena.site/idenachain.db.zip
+unzip idenachain.db.zip
+rm idenachain.db.zip
+cd ~/idena-go
+#
+chmod +x idena-node
+screen -d -m bash -c "/home/$username/idena-go/./idena-node --config=config.json --profile=shared"
+echo Idena-node has been installed succesfully
+
+until [ -s ~/idena-go/datadir/api.key ]
+do
+     sleep 5
+done
+
+until [ -s ~/idena-go/datadir/keystore/nodekey ]
+do
+     sleep 5
+done
+
+EOF
+
+apikey=$( sudo -i -u $username cat /home/$username/idena-go/datadir/api.key )
+echo Your IDENA-node API key is: $apikey
+prvkey=$( cat /home/$username/idena-go/datadir/keystore/nodekey )
+echo Your IDENA-node PRIVATE key is: $prvkey
+
+#If yes changing prv and api keys
+while true; do
+    read -p "Would you like to add your own IDENA private key?" yn
+    case $yn in
+        [Yy]* ) killall screen; read -p "Please enter your IDENA private key: "; echo "$REPLY" > /home/$username/idena-go/datadir/keystore/nodekey; break;;
+        [Nn]* ) break;;
+        * ) echo "Please answer yes or no.";;
+    esac
+done
+
+while true; do
+    read -p "Would you like to add your own IDENA node key?" yn
+    case $yn in
+        [Yy]* ) killall screen > /dev/null 2>&1; read -p "Please enter your IDENA node key: "; echo "$REPLY" > /home/$username/idena-go/datadir/api.key; break;;
+        [Nn]* ) break;;
+        * ) echo "Please answer yes or no.";;
+    esac
+done
+
+# kill screen before to create the idena daemon
+killall screen
+# creating idena daemon
+sed -i "s/\$username/${username}/g" idena.service
+cp idena.service /etc/systemd/system/
+systemctl start idena.service
+systemctl enable idena.service
+# ufw configuration
+SSHPORT=${SSH_CLIENT##* }
+ufw disable
+ufw default deny incoming
+ufw allow $SSHPORT
+ufw allow "OpenSSH"
+ipfsport=($(jq -r '.IpfsConf.IpfsPort' /home/$username/idena-go/config.json))
+ufw allow ${ipfsport[0]}
+sudo ufw enable
+sudo ufw status
+# Installation has been successfully completed
+LRED="\033[1;31m"
+YELLOW="\033[1;33m"
+LGREEN="\033[1;32m"
+LBLUE="\033[1;34m"
+NC="\033[0m" # No Color
+echo -e "${LRED}IDENA NODE HAS BEEN SUCCESSFULLY INSTALLED" 
+echo -e "${LGREEN}FOR IDENA DONATIONS:${NC} 0xf041640788910fc89a211cd5bcbf518f4f14d831"
+echo -e "${YELLOW}CONTACT AUTHOR:${NC} [email protected]"
+echo -e "${LBLUE}IDENA PERSONALIZED SHARED NODE SERVICE:${NC} https://t.me/ltrvlr"
+exit
+