Merge pull request #52 from Adamant-im/dev

Add CentOS installation script

tools/install_node.sh

@@ -37,7 +37,7 @@ while getopts 'b:n:' OPTION; do
 done
 
 printf "\n"
-printf "Welcome to the ADAMANT node installer v2.0 for Ubuntu 18, 20. Make sure you got this file from adamant.im website or GitHub.\n"
+printf "Welcome to the ADAMANT node installer v2.0.1 for Ubuntu 18, 20. Make sure you got this file from adamant.im website or GitHub.\n"
 printf "This installer is the easiest way to run ADAMANT node. We still recommend to consult IT specialist if you are not familiar with Linux systems.\n"
 printf "You can see full installation instructions on https://medium.com/adamant-im/how-to-run-your-adamant-node-on-ubuntu-990e391e8fcc\n"
 printf "The installer will ask you to set database and user passwords during the installation.\n"
@@ -100,7 +100,6 @@ if [[ $(id -u "$username" > /dev/null 2>&1; echo $?) = 1 ]]
 then
     printf "Creating system user named '%s'…\n" "$username"
     adduser --gecos "" "$username"
-    sudo usermod -aG sudo "$username"
     printf "User '%s' has been created.\n\n" "$username"
 fi
 

tools/install_node_centos.sh

@@ -0,0 +1,192 @@
+#!/usr/bin/env bash
+
+branch="master"
+network="mainnet"
+username="adamant"
+databasename="adamant_main"
+configfile="config.json"
+processname="adamant"
+port="36666"
+
+while getopts 'b:n:' OPTION; do
+    OPTARG=$(echo "$OPTARG" | xargs)
+    case "$OPTION" in
+        b)
+            branch="$OPTARG"
+            ;;
+        n)
+            if [ "$OPTARG" == "testnet" ]
+            then
+                network="$OPTARG"
+                username="adamanttest"
+                databasename="adamant_test"
+                configfile="test/config.json"
+                processname="adamanttest"
+                port="36667"
+            elif [ "$OPTARG" != "mainnet" ]
+            then
+                printf "\nNetwork should be 'mainnet' or 'testnet'.\n\n"
+                exit 1
+            fi
+            ;;
+        *)
+            printf "\nWrong parameters. Use '-b' for branch, '-t' for network.\n\n"
+            exit 1
+        ;;
+    esac
+done
+
+printf "\n"
+printf "Welcome to the ADAMANT node installer v1.0.0 for CentOS 8. Make sure you got this file from adamant.im website or GitHub.\n"
+printf "This installer is the easiest way to run ADAMANT node. We still recommend to consult IT specialist if you are not familiar with Linux systems.\n"
+printf "You can see full installation instructions (though for Ubuntu) on https://medium.com/adamant-im/how-to-run-your-adamant-node-on-ubuntu-990e391e8fcc\n"
+printf "The installer will ask you to set database and user passwords during the installation.\n"
+printf "Also, the system may ask to choose some parameters, like encoding, keyboard, and grub. Generally, you can leave them by default.\n\n"
+
+printf "Note: You've choosed '%s' network.\n" "$network"
+printf "Note: You've choosed '%s' branch.\n" "$branch"
+printf "\n"
+
+read -r -p "WARNING! Running this script is recommended for new droplets. Existing data MAY BE DAMAGED. If you agree to continue, type \"yes\": " agreement
+if [[ $agreement != "yes" ]]
+then
+    printf "\nInstallation cancelled.\n\n"
+    exit 1
+fi
+
+IMAGE=false
+if [[ $network == "mainnet" ]]
+then
+    printf "\nBlockchain image saves time on node sync but you must completely trust the image.\n"
+    printf "If you skip this step, your node will check every single transaction, which takes time (up for several days).\n"
+    read -r -p "Do you want to use the ADAMANT blockchain image to bootstrap a node? [Y/n]: " useimage
+    case $useimage in
+        [yY][eE][sS]|[yY]|[jJ]|'')
+            IMAGE=true
+            printf "\nI'll download blockchain image and your node will be on the actual height in a few minutes.\n\n"
+        ;;
+        *)
+            printf "\nI'll sync your node from the beginning. It may take several days to raise up to the actual blockchain height.\n\n"
+        ;;
+    esac
+fi
+
+hostname=$(cat "/etc/hostname")
+if grep -q "$hostname" "/etc/hosts"
+then
+    printf "Hostname /etc/hosts seems to be good.\n\n"
+else
+    printf "File /etc/hosts has no hostname record. I'll fix it.\n\n"
+    sh -c -e "echo '\n127.0.1.1    $hostname' >> /etc/hosts";
+fi
+
+get_database_password () {
+    read -r -sp "Set the database password: $(echo $'\n> ')" postgrespwd
+    read -r -sp "$(echo $'\n')Confirm password: $(echo $'\n> ')" postgrespwdconfirmation
+    if [[ $postgrespwd = "$postgrespwdconfirmation" ]]
+    then
+        echo "$postgrespwd"
+    else
+        printf "\nPassword mismatch. Try again.\n\n"
+        get_database_password
+    fi
+}
+
+DB_PASSWORD="$(get_database_password)"
+
+#User
+printf "\n\nChecking if user '%s' exists…\n\n" "$username"
+if [[ $(id -u "$username" > /dev/null 2>&1; echo $?) = 1 ]]
+then
+    printf "Creating system user named '%s'…\n" "$username"
+    sudo adduser "$username"
+    sudo passwd "$username"
+    printf "User '%s' has been created.\n\n" "$username"
+fi
+
+#Packages
+printf "Updating system packages…\n\n"
+
+sudo dnf config-manager --set-enabled powertools
+sudo dnf -y install epel-release
+sudo dnf -y update
+
+printf "\n\nInstalling postgresql, python and other prerequisites…\n\n"
+
+sudo dnf -y install https://download.postgresql.org/pub/repos/yum/reporpms/EL-8-x86_64/pgdg-redhat-repo-latest.noarch.rpm 
+sudo dnf -qy module disable postgresql
+sudo dnf -y install postgresql13 postgresql13-server postgresql13-contrib
+sudo /usr/pgsql-13/bin/postgresql-13-setup initdb
+sudo systemctl enable --now postgresql-13
+sudo dnf group install "Development Tools" -y
+sudo dnf -y install wget python2 curl mc git nano automake autoconf libtool rpl wget libpq5-devel redis
+sudo systemctl enable --now redis 
+
+#Postgres
+printf "\n\nCreating database '%s' and database user '%s'…\n\n" "$databasename" "$username"
+cd /tmp || echo "/tmp: No such directory"
+sudo -u postgres psql -c "CREATE ROLE ${username} LOGIN PASSWORD '${DB_PASSWORD}';"
+sudo -u postgres psql -c "CREATE DATABASE ${databasename};"
+sudo -u postgres psql -c "GRANT ALL on DATABASE ${databasename} TO ${username};"
+
+#Run next commands as user
+su - "$username" <<EOSU
+
+#NodeJS
+printf "\n\nInstalling nvm & node.js…\n\n"
+curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.38.0/install.sh | bash
+source ~/.nvm/nvm.sh
+source ~/.profile
+source ~/.bashrc
+nvm i --lts=fermium
+npm i -g pm2
+
+#ADAMANT
+printf "\n\nInstalling ADAMANT '%s' node. Cloning project repository from GitHub ('%s' branch)…\n\n" "$network" "$branch"
+git clone https://github.com/Adamant-im/adamant --branch $branch
+cd adamant || { printf "\n\nUnable to enter node's directory 'adamant'. Something is wrong, halting.\n\n"; exit 1; }
+npm i
+
+#Setup node: set DB password in config.json
+printf "\n\nSetting node's config…\n\n"
+rpl -i -q '"password": "password",' "\"password\": \"${DB_PASSWORD}\"," "$configfile"
+
+#By default, node's API is available only from localhost
+#rpl -i -q '"public": false,' '"public": true,' "$configfile"
+
+# Download actual blockchain image for 'mainnet' network
+if [[ $IMAGE = true ]]
+then
+    printf "\n\nDownloading actual blockchain image…\n\n"
+    wget https://explorer.adamant.im/db_backup.sql.gz
+    printf "\nUnzipping the blockchain image, it can take a few minutes…\n\n"
+    gunzip db_backup.sql.gz
+    printf "\nLoading the blockchain image…\n\n"
+    psql adamant_main < db_backup.sql
+    printf "\nDeleting temporary blockchain image file…\n"
+    rm db_backup.sql
+fi
+
+printf "\n\nAdding ADAMANT '%s' node to crontab for autostart after system reboot…\n\n" "$network"
+if [[ $network == "mainnet" ]]
+then
+    crontab -l | { cat; echo "@reboot cd /home/adamant/adamant && pm2 start --name adamant app.js"; } | crontab -
+else
+    crontab -l | { cat; echo "@reboot cd /home/adamanttest/adamant && pm2 start --name adamanttest app.js -- --config test/config.json --genesis test/genesisBlock.json"; } | crontab -
+fi
+
+printf "\n\nRunning ADAMANT '%s' node…\n\n" "$network"
+if [[ $network == "mainnet" ]]
+then
+    pm2 start --name adamant app.js
+else
+    pm2 start --name adamanttest app.js -- --config test/config.json --genesis test/genesisBlock.json
+fi
+
+EOSU
+
+printf "\n\nFinished ADAMANT '%s' node installation script. Executed in %s seconds.\n" "$network" "$SECONDS"
+printf "Check your node status with 'pm2 show %s' command.\n" "$processname"
+printf "Current node's height: 'curl http://localhost:%s/api/blocks/getHeight'\n" "$port"
+printf "Thank you for supporting true decentralized ADAMANT Messenger.\n\n"
+su - "$username"