feat: Improve Linux installation experience (#4713)
* feat: improve linux install script * feat: setup logging and reduce verboseness - redirect output/error to logfile - reduce verboseness in main script exection - trap non-zero exit * chore: remove debug logging * feat: fix exit handler * improve legibility * Apply suggestions from code review Co-authored-by: Pranav Raj S <pranav@chatwoot.com> * chore: improve formatting Co-authored-by: Pranav Raj S <pranav@chatwoot.com>
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Vishnu Narayanan
GitHub
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1 changed files with 263 additions and 142 deletions
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@ -1,32 +1,48 @@
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#!/usr/bin/env bash
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# Description: Chatwoot installation script
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# OS: Ubuntu 20.04 LTS / Ubuntu 20.10
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# Script Version: 0.8
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# OS: Ubuntu 20.04 LTS
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# Script Version: 1.0
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# Run this script as root
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read -p 'Would you like to configure a domain and SSL for Chatwoot?(yes or no): ' configure_webserver
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set -eu -o pipefail
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trap exit_handler EXIT
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if [ $configure_webserver == "yes" ]
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then
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read -p 'Enter your sub-domain to be used for Chatwoot (chatwoot.domain.com for example) : ' domain_name
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echo -e "\nThis script will try to generate SSL certificates via LetsEncrypt and serve chatwoot at
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"https://$domain_name". Proceed further once you have pointed your DNS to the IP of the instance.\n"
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read -p 'Enter the email LetsEncrypt can use to send reminders when your SSL certificate is up for renewal: ' le_email
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read -p 'Do you wish to proceed? (yes or no): ' exit_true
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if [ $exit_true == "no" ]
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function exit_handler() {
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if [ "$?" -ne 0 ]; then
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echo -en "\nSome error has occured. Check '/var/log/chatwoot-setup.log' for details.\n"
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exit 1
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fi
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}
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if [ "$(id -u)" -ne 0 ]; then
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echo 'This script should be run as root.' >&2
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exit 1
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fi
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if [[ -z "$1" ]]; then
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BRANCH="master"
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else
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BRANCH="$1"
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fi
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function get_domain_info() {
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read -rp 'Enter the domain/subdomain for Chatwoot (e.g., chatwoot.domain.com) :' domain_name
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read -rp 'Enter an email address for LetsEncrypt to send reminders when your SSL certificate is up for renewal :' le_email
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cat << EOF
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This script will generate SSL certificates via LetsEncrypt and serve Chatwoot at
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https://$domain_name. Proceed further once you have pointed your DNS to the IP of the instance.
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EOF
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read -rp 'Do you wish to proceed? (yes or no): ' exit_true
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if [ "$exit_true" == "no" ]
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then
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exit 1
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fi
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fi
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read -p 'Would you like to install postgres and redis?(Answer no if you plan to use external services): ' install_pg_redis
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if [ $install_pg_redis == "no" ]
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then
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echo "***** Skipping pg and redis installation. ****"
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fi
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}
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function install_dependencies() {
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apt update && apt upgrade -y
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apt install -y curl
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curl -sL https://deb.nodesource.com/setup_12.x | bash -
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@ -41,26 +57,26 @@ apt install -y \
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postgresql-client redis-tools \
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nodejs yarn patch ruby-dev zlib1g-dev liblzma-dev \
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libgmp-dev libncurses5-dev libffi-dev libgdbm6 libgdbm-dev sudo
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}
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if [ $install_pg_redis != "no" ]
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then
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function install_databases() {
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apt install -y postgresql postgresql-contrib redis-server
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fi
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}
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if [ $configure_webserver == "yes" ]
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then
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function install_webserver() {
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apt install -y nginx nginx-full certbot python3-certbot-nginx
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fi
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}
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function configure_rvm() {
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adduser --disabled-login --gecos "" chatwoot
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gpg --keyserver hkp://keyserver.ubuntu.com --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB
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gpg2 --keyserver hkp://keyserver.ubuntu.com --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB
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curl -sSL https://get.rvm.io | bash -s stable
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adduser chatwoot rvm
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}
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if [ $install_pg_redis != "no" ]
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then
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function configure_db() {
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pg_pass=$(head /dev/urandom | tr -dc A-Za-z0-9 | head -c 15 ; echo '')
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sudo -i -u postgres psql << EOF
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\set pass `echo $pg_pass`
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@ -77,8 +93,10 @@ EOF
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systemctl enable redis-server.service
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systemctl enable postgresql
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fi
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}
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function setup_chatwoot() {
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secret=$(head /dev/urandom | tr -dc A-Za-z0-9 | head -c 63 ; echo '')
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RAILS_ENV=production
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@ -90,11 +108,7 @@ rvm use 3.0.2 --default
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git clone https://github.com/chatwoot/chatwoot.git
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cd chatwoot
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if [[ -z "$1" ]]; then
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git checkout master;
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else
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git checkout $1;
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fi
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git checkout "$BRANCH"
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bundle
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yarn
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@ -110,36 +124,37 @@ echo -en "\nINSTALLATION_ENV=linux_script" >> ".env"
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rake assets:precompile RAILS_ENV=production
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EOF
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if [ $install_pg_redis != "no" ]
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then
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}
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function run_db_migrations(){
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sudo -i -u chatwoot << EOF
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cd chatwoot
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RAILS_ENV=production bundle exec rake db:create
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RAILS_ENV=production bundle exec rake db:reset
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EOF
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fi
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}
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function configure_systemd_services() {
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cp /home/chatwoot/chatwoot/deployment/chatwoot-web.1.service /etc/systemd/system/chatwoot-web.1.service
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cp /home/chatwoot/chatwoot/deployment/chatwoot-worker.1.service /etc/systemd/system/chatwoot-worker.1.service
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cp /home/chatwoot/chatwoot/deployment/chatwoot.target /etc/systemd/system/chatwoot.target
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systemctl enable chatwoot.target
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systemctl start chatwoot.target
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}
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public_ip=$(curl http://checkip.amazonaws.com -s)
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if [ $configure_webserver != "yes" ]
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then
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echo -en "\n\n***************************************************************************\n"
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echo "Woot! Woot!! Chatwoot server installation is complete"
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echo "The server will be accessible at http://$public_ip:3000"
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echo "To configure a domain and SSL certificate, follow the guide at https://www.chatwoot.com/docs/deployment/deploy-chatwoot-in-linux-vm"
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echo "***************************************************************************"
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else
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function setup_ssl() {
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echo "debug: setting up ssl"
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echo "debug: domain: $domain_name"
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echo "debug: letsencrypt email: $le_email"
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curl https://ssl-config.mozilla.org/ffdhe4096.txt >> /etc/ssl/dhparam
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wget https://raw.githubusercontent.com/chatwoot/chatwoot/develop/deployment/nginx_chatwoot.conf
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cp nginx_chatwoot.conf /etc/nginx/sites-available/nginx_chatwoot.conf
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certbot certonly --non-interactive --agree-tos --nginx -m $le_email -d $domain_name
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certbot certonly --non-interactive --agree-tos --nginx -m "$le_email" -d "$domain_name"
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sed -i "s/chatwoot.domain.com/$domain_name/g" /etc/nginx/sites-available/nginx_chatwoot.conf
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ln -s /etc/nginx/sites-available/nginx_chatwoot.conf /etc/nginx/sites-enabled/nginx_chatwoot.conf
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systemctl restart nginx
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@ -148,17 +163,123 @@ cd chatwoot
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sed -i "s/http:\/\/0.0.0.0:3000/https:\/\/$domain_name/g" .env
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EOF
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systemctl restart chatwoot.target
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echo -en "\n\n***************************************************************************\n"
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echo "Woot! Woot!! Chatwoot server installation is complete"
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echo "The server will be accessible at https://$domain_name"
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echo "***************************************************************************"
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fi
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}
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function setup_logging() {
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touch /var/log/chatwoot-setup.log
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LOG_FILE="/var/log/chatwoot-setup.log"
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}
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if [ $install_pg_redis == "no" ]
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function main() {
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setup_logging
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cat << EOF
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***************************************************************************
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Chatwoot Installation (latest)
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***************************************************************************
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For more verbose logs, open up a second terminal and follow along using, `tail -f /var/log/chatwoot`.
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EOF
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sleep 3
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read -rp 'Would you like to configure a domain and SSL for Chatwoot?(yes or no): ' configure_webserver
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if [ "$configure_webserver" == "yes" ]
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then
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echo -en "\n\n***************************************************************************\n"
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echo "DB migrations are not run as pg and redis is not installed."
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echo "After modifying .env with your external db creds, run db migrations !!!"
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echo "***************************************************************************"
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get_domain_info
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fi
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echo -en "\n"
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read -rp 'Would you like to install Postgres and Redis? (Answer no if you plan to use external services): ' install_pg_redis
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if [ "$install_pg_redis" == "no" ]
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then
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echo "***** Skipping Postgres and Redis installation. ****"
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fi
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echo -en "\n➥ 1/9 Installing dependencies. This takes a while."
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install_dependencies &>> "${LOG_FILE}"
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if [ "$install_pg_redis" != "no" ]
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then
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echo "➥ 2/9 Installing databases"
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install_databases &>> "${LOG_FILE}"
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fi
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if [ "$configure_webserver" == "yes" ]
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then
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echo "➥ 3/9 Installing webserver"
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install_webserver &>> "${LOG_FILE}"
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fi
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echo "➥ 4/9 Setting up Ruby"
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configure_rvm &>> "${LOG_FILE}"
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if [ "$install_pg_redis" != "no" ]
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then
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echo "➥ 5/9 Setting up the database"
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configure_db &>> "${LOG_FILE}"
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fi
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echo "➥ 6/9 Installing Chatwoot. This takes a while."
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setup_chatwoot &>> "${LOG_FILE}"
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if [ "$install_pg_redis" != "no" ]
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then
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echo "➥ 7/9 Running migrations"
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run_db_migrations &>> "${LOG_FILE}"
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fi
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echo "➥ 8/9 Setting up systemd services"
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configure_systemd_services &>> "${LOG_FILE}"
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public_ip=$(curl http://checkip.amazonaws.com -s)
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if [ "$configure_webserver" != "yes" ]
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then
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cat << EOF
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***************************************************************************
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Woot! Woot!! Chatwoot server installation is complete.
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The server will be accessible at http://$public_ip:3000
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To configure a domain and SSL certificate, follow the guide at
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https://www.chatwoot.com/docs/deployment/deploy-chatwoot-in-linux-vm
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Join the community at https://chatwoot.com/community
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***************************************************************************
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EOF
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else
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echo "➥ 9/9 Setting up SSL/TLS"
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setup_ssl &>> "${LOG_FILE}"
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cat << EOF
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***************************************************************************
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Woot! Woot!! Chatwoot server installation is complete.
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The server will be accessible at https://$domain_name
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Join the community at https://chatwoot.com/community
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***************************************************************************
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EOF
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fi
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if [ "$install_pg_redis" == "no" ]
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then
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cat <<EOF
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***************************************************************************
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The database migrations had not run as Postgres and Redis were not installed
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as part of the installation process. After modifying the environment
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variables (in the .env file) with your external database credentials, run
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the database migrations using the below command.
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`RAILS_ENV=production bundle exec rails db:chatwoot_prepare`.
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***************************************************************************
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EOF
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fi
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exit 0
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}
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main "$@"
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