How to Install Zulip Chat Server on Debian 9

Zulip is a totally free and source that is open chat application software that can be used for sharing private and public messages. Zulip is written in Python and uses Django, PostgreSQL, and JavaScript. You can easily integrate Zulip with GitHub, Jira, Stripe, Zendesk, etc. Zulip client Apps also available for the iPhone, Android, and desktop. Zulip provides lot’s of features such as private messaging, group chats, drag-and-drop file uploads, Emoji and Emoji Reactions, Tweet preview and many more.

In this tutorial, we will learn how to install the Zulip chat server software on Debian 9.

Requirements

  • A server debian that is running host.
  • Non root individual with sudo privileges.

Getting Started

First, you need to upgrade the device and install some packages on your own system. You’ll install these utilizing the command that is following********)

sudo apt-get update -y && sudo apt-get upgrade -y
sudo apt-get install python-dev python-pip openssl nano wget -y

Once all the packages are installed, you can proceed to install SSL certificate.

Install SSL Certificate

Zulip server works on HTTPS connection, so you will need to generate self-signed certificate that is SSL get commercial SSL certification. Right here, we’ll create a certificate that is private

First, generate RSA key of 2048 bits using the following command:

openssl genrsa -des3 -passout pass server.pass.key that is:x-out 2048

Next, compose RSA key that is private zulip.key file using the following command:

openssl rsa -passin pass server.pass.key that is:x-in -out zulip.key

Next, generate signing demand by operating these demand:

openssl req -new -key zulip.key -out server.csr

Above demand will ask you some information to build the CSR. Offer all the details as shown below:

You are going to be expected to enter information that'll be&# that are incorporated***********************************); into your certificate request.
 What you are about to enter is what is called a Distinguished Name or a DN.
 There are quite a fields that are few it is possible to keep some blank
 for a few areas you will have a default value,
 in the event that you enter '.', the industry is going to be kept blank.
 -----
 nation Name (2 page rule) [AU]:IN
 State or Province title (name) [Some-State]:Gujarat
 Locality title (eg, town) []:Ahmedabad
 Organization Name (eg, business) [Internet Widgits Pty Ltd]:ENJ
 Organizational device title (eg, part) []:IT
 typical title (age.g. host FQDN or YOUR title) []:Hitesh
 email []:[email protected]
 
 Please enter these 'extra' characteristics
 become delivered along with your certificate demand
 difficult password []:
 An optional business title []:
 

Next, create the certificate files by operating these demand:

openssl x509 -req -days 365 -in server.csr -signkey zulip.key -out zulip.combined-chain.crt

Next, copy the certificate that is generated key using the following command:

sudo cp zulip.key /etc/ssl/private/zulip.key
sudo cp zulip.combined-chain.crt /etc/ssl/certs/zulip.combined-chain.crt

Install Zulip Server

First, you will need to download the latest version of the Zulip from their official website. You can download it with the command that is following********)

wget https://www.zulip.org/dist/releases/zulip-server-latest.tar.gz

After downloading, draw out the installed file utilizing the after demand:

tar -xvzf zulip-server-latest.tar.gz

Next, rename removed directory to zulip:

mv zulip-server-1.7.1 zulip

Next, replace the directory to your zulip and install zulip by operating the command that is following********)

cd zulip
sudo ./scripts/setup/install

Once the installation is completed, you will need to make some changes in settings.py file:

sudo nano /etc/zulip/settings.py

Change the file as shown below:

EXTERNAL_HOST localhost
 ZULIP_ADMINISTRATOR [email protected]
 ADMIN_DOMAIN yourdomain.com
 DEFAULT_FROM_EMAIL [email protected]
 NOREPLY_EMAIL_ADDRESS [email protected]
 

Save the file when you are finished. Then, initialize the PostgreSQL database using the command that is following********)

su zulip -c /home/zulip/deployments/current/scripts/setup/initialize-database

Once all things are setup precisely you’ll get the message you have actually effectively configured your Zulip database.

Finally, restart the Zulip host utilizing the command that is following********)

su zulip -c /home/zulip/deployments/current/scripts/restart-server

Now, start your online web browser and kind the Address https://yourdomain.com and register your brand-new account.

Congratulations! you have got effectively set up Zulip talk host on Debian 9 host.

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