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How to Install BigTree CMS 4.2 on a CentOS LAMP VPS Print

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BigTree CMS 4.2 is a fast and lightweight, free and open source, enterprise-grade Content Management System (CMS) with extensive and extensible content management capabilities. Notable BigTree CMS features include: full data caching, advanced content governance, integrated site integrity monitoring, powerful add-on extensions, and fine-grained user and permissions management.

In this tutorial we are going to install BigTree CMS on a CentOS 7 LAMP VPS using Apache web server, PHP 5.4, and a MariaDB database.

Prerequisites

  • A clean Rcs CentOS 7 server instance with SSH access

Step 1: Add a Sudo User

We will start by adding a new sudo user.

First, log into your server as root:

ssh root@YOUR_VULTR_IP_ADDRESS

Add a new user called user1 (or your preferred username):

useradd user1

Next, set the password for the user1 user:

passwd user1

When prompted, enter a secure and memorable password.

Now check the /etc/sudoers file to make sure that the sudoers group is enabled:

visudo

Look for a section like this:

%wheel        ALL=(ALL)       ALL

This line tells us that users who are members of the wheel group can use the sudo command to gain root privileges. It should be uncommented by default so you can simply exit the file.

Next we need to add user1 to the wheel group:

usermod -aG wheel user1

We can verify the user1 group membership and check that the usermod command worked with the groups command:

groups user1

Now use the su command to switch to the new sudo user user1 account:

su - user1

The command prompt will update to indicate that you are now logged into the user1 account. You can verify this with the whoami command:

whoami

Now restart the sshd service so that you can login via ssh with the new non-root sudo user account you have just created:

sudo systemctl restart sshd

Exit the user1 account:

exit

Exit the root account (which will disconnect your ssh session):

exit

You can now ssh into the server instance from your local host using the new non-root sudo user user1 account:

ssh user1@YOUR_VULTR_IP_ADDRESS

If you want to execute sudo without having to type a password every time, then open the /etc/sudoers file again, using visudo:

sudo visudo

Edit the section for the wheel group so that it looks like this:

%wheel        ALL=(ALL)       NOPASSWD: ALL

Please note: Disabling the password requirement for the sudo user is not a recommended practice, but it is included here as it can make server configuration much more convenient and less frustrating, especially during longer systems administration sessions. If you are concerned about the security implications, you can always revert the configuration change to the original after you finish your administration tasks.

Whenever you want to log into the root user account from within the sudo user account, you can use one of the following commands:

sudo -i
sudo su -

You can exit the root account and return back to your sudo user account any time by simply typing:

exit

Step 2: Update CentOS 7 System

Before installing any packages on the CentOS server instance, we will first update the system.

Make sure you are logged in to the server using a non-root sudo user and run the following command:

sudo yum -y update

Step 3: Install Apache Web Server

Install the Apache web server:

sudo yum -y install httpd

Then use the systemctl command to start and enable Apache to execute automatically at boot time:

sudo systemctl enable httpd
sudo systemctl start httpd

Check your Apache configuration file to ensure that the DocumentRoot directive points to the correct directory:

sudo vi /etc/httpd/conf/httpd.conf 

The DocumentRoot configuration option should look like this:

DocumentRoot "/var/www/html"

Now, let's make sure that the mod_rewrite Apache module is loaded. We can do this by searching the Apache base modules configuration file for the term "mod_rewrite".

Open the file:

sudo vi /etc/httpd/conf.modules.d/00-base.conf

Search for the term mod_rewrite.

If the mod_rewrite Apache module is loaded, you should find a configuration line looking like this:

LoadModule rewrite_module modules/mod_rewrite.so

If the above line starts with a semi-colon, you will need to remove the semi-colon to uncomment the line and load the module. This, of course, applies to any other required Apache modules too.

Now save and close the Apache configuration file.

We will restart Apache at the end of this tutorial, but restarting Apache regularly during installation and configuration is certainly a good habit, so let's do it now:

sudo systemctl restart httpd

Step 4: Open Web Firewall Ports

We now need to open the default HTTP and HTTPS ports as they will be blocked by firewalld by default.

Open the firewall ports:

sudo firewall-cmd --permanent --add-port=80/tcp
sudo firewall-cmd --permanent --add-port=443/tcp

Reload the firewall to apply the changes:

sudo firewall-cmd --reload

You should see the word success displayed in your terminal after each successful firewall configuration command.

We can quickly verify that the Apache HTTP port is open by visiting the IP address or domain of the server instance in a browser:

http://YOUR_VULTR_IP_ADDRESS/

You will see the default Apache web page in your browser.

Step 5: Disable SELinux (if enabled)

SELinux stands for "Security Enhanced Linux". It is a security enhancement to Linux which allows users and administrators more control over access control. It is disabled by default on Rcs CentOS 7 instances, but we will cover the steps to disable it, just in case you are not starting from a clean install and it was previously enabled.

To avoid file permission problems with BigTree CMS we need to ensure that SELinux is disabled.

First, let's check whether SELinux is enabled or disabled with the sestatus command:

sudo sestatus

If you see something like: SELinux status: disabled then it is definitely disabled and you can skip straight to Step 6. If you see any other message, then you will need to complete this section.

Open the SELinux configuration file with your favourite terminal editor:

sudo vi /etc/selinux/config

Change SELINUX=enforcing to SELINUX=disabled and then save the file.

To apply the configuration change, SELinux requires a server reboot, so you can either restart the server using the Rcs control panel or you can simply use the shutdown command:

sudo shutdown -r now

When the server reboots, your SSH session will get disconnected and you may see a message informing you about a 'broken pipe' or 'Connection closed by remote host'. This is nothing to worry about, simply wait for 20 seconds or so and then SSH back in again (with your own username and domain):

ssh user1@YOUR_DOMAIN

Or (with your own username and IP address):

ssh user1@YOUR_VULTR_IP_ADDRESS

Once you have logged back in, you should check the status of SELinux again with the sestatus command to make sure it is properly disabled:

sudo sestatus

You should see a message saying SELinux status: disabled. If you see a message saying SELinux status: enabled (or something similar) you will need to repeat the above steps and ensure that you properly restart your server.

Step 6: Install PHP 5.4

We can now install PHP 5.4 along with all of the necessary PHP modules required by Big Tree CMS:

sudo yum -y install php php-mbstring php-gd php-common php-pdo php-mysqlnd 

Big Tree CMS requires us to modify the default PHP settings, so open php.ini:

sudo vi /etc/php.ini

Add or edit the following PHP options:

short_open_tag = On
upload_max_filesize = 32MB

Once you have added the above options, save and exit the file.

Step 7: Install MariaDB (MySQL) Server

CentOS 7 defaults to using MariaDB database server, which is an enhanced, fully open source, community developed, drop-in replacement for MySQL server.

Install MariaDB database server:

sudo yum -y install mariadb-server

Start and enable MariaDB server to execute automatically at boot time:

sudo systemctl enable mariadb
sudo systemctl start mariadb    

Secure your MariaDB server installation:

sudo mysql_secure_installation

The root password will be blank, so simply hit enter when prompted for the root password.

When prompted to create a MariaDB/MySQL root user, select "Y" (for yes) and then enter a secure root password. Simply answer "Y" to all of the other yes/no questions as the default suggestions are the most secure options.

Step 8: Create Database for BigTree CMS

Log into the MariaDB shell as the MariaDB root user by running the following command:

sudo mysql -u root -p

To access the MariaDB command prompt, simply enter the MariaDB root password when prompted.

Run the following queries to create a MariaDB database and database user for BigTree CMS:

CREATE DATABASE bigtree_db CHARACTER SET utf8 COLLATE utf8_general_ci;
CREATE USER 'bigtree_user'@'localhost' IDENTIFIED BY 'UltraSecurePassword';
GRANT ALL PRIVILEGES ON bigtree_db.* TO 'bigtree_user'@'localhost';
FLUSH PRIVILEGES;
EXIT;

You can replace the database name bigtree_db and username bigtree_user with something more to your liking, if you prefer. (Please note that the default maximum length for usernames in MariaDB on CentOS 7 is 16 characters). Also, make sure that you replace "UltraSecurePassword" with an actually secure password.

Step 9: Install BigTree CMS Files

Change your current working directory to the default web directory:

cd /var/www/html/

If you get an error message saying something like 'No such file or directory' then try the following command:

cd /var/www/ ; sudo mkdir html ; cd html

Your current working directory should now be: /var/www/html/. You can check this with the pwd (print working directory) command:

pwd

Now use wget to download the BigTree CMS installation package:

sudo wget https://www.bigtreecms.org/files/installers/bigtree-4.2.19.zip

Please note: You should definitely check for the most recent version by visiting the BigTree CMS download page.

List the current directory to check that you have successfully downloaded the file:

ls -la

Let's quickly install unzip so we can unzip the file:

sudo yum -y install unzip

Now uncompress the zip archive:

sudo unzip bigtree-4.2.19.zip

Move all of the installation files to the web root directory:

sudo mv BigTree-CMS/* /var/www/html

Change ownership of the web files to avoid any permissions problems:

sudo chown -R apache:apache * ./

We also need to make sure that the webroot is writable:

sudo chmod 777 ./

Let's restart Apache again:

sudo systemctl restart httpd

We're now ready to move on to the final step.

Step 10: Complete BigTree CMS Installation

It's time to visit the IP address of your server instance in your browser, or, if you've already configured your Rcs DNS settings (and given it enough time to propagate) you can simply visit your domain instead.

To access the BigTree CMS installation page, enter your Rcs instance IP address into your browser address bar, followed by install.php:

http://YOUR_VULTR_IP_ADDRESS/install.php

Most of the installation options are self explanatory, but here are a few pointers to help you along:

Enter the following database values:

Hostname:       localhost
Database:       bigtree_db
Username:       bigtree_user
Password:       UltraSecurePassword

Enter the following Administrator Account details:

Email Address:  <your email address>
Password:       <a secure password>

Enter your preferred site routing options:

Routing:        Simple Rewrite Routing
URL Behaviour:  URLs End With Page Slug

Select "Install Example Site" if you want to experiment with the example site files. If you want to start with a completely fresh site then leave this box unchecked.

Click on the "Install Now" button to continue the BigTree CMS installation.

You will be redirected to the BigTree CMS Installation Complete page.

To access the Administration Area simply click on the admin link or enter your domain or IP address into your browser with admin/ after the URL:

http://YOUR_VULTR_IP_ADDRESS/admin/

Simply enter your login details to access the Administration Area.

You are now ready to start adding your content and configuring the look and feel of your site. Make sure you check out the BigTree CMS documentation for more information about how to build and configure your site.

BigTree CMS 4.2 is a fast and lightweight, free and open source, enterprise-grade Content Management System (CMS) with extensive and extensible content management capabilities. Notable BigTree CMS features include: full data caching, advanced content governance, integrated site integrity monitoring, powerful add-on extensions, and fine-grained user and permissions management. In this tutorial we are going to install BigTree CMS on a CentOS 7 LAMP VPS using Apache web server, PHP 5.4, and a MariaDB database. Prerequisites A clean Rcs CentOS 7 server instance with SSH access Step 1: Add a Sudo User We will start by adding a new sudo user. First, log into your server as root: ssh root@YOUR_VULTR_IP_ADDRESS Add a new user called user1 (or your preferred username): useradd user1 Next, set the password for the user1 user: passwd user1 When prompted, enter a secure and memorable password. Now check the /etc/sudoers file to make sure that the sudoers group is enabled: visudo Look for a section like this: %wheel ALL=(ALL) ALL This line tells us that users who are members of the wheel group can use the sudo command to gain root privileges. It should be uncommented by default so you can simply exit the file. Next we need to add user1 to the wheel group: usermod -aG wheel user1 We can verify the user1 group membership and check that the usermod command worked with the groups command: groups user1 Now use the su command to switch to the new sudo user user1 account: su - user1 The command prompt will update to indicate that you are now logged into the user1 account. You can verify this with the whoami command: whoami Now restart the sshd service so that you can login via ssh with the new non-root sudo user account you have just created: sudo systemctl restart sshd Exit the user1 account: exit Exit the root account (which will disconnect your ssh session): exit You can now ssh into the server instance from your local host using the new non-root sudo user user1 account: ssh user1@YOUR_VULTR_IP_ADDRESS If you want to execute sudo without having to type a password every time, then open the /etc/sudoers file again, using visudo: sudo visudo Edit the section for the wheel group so that it looks like this: %wheel ALL=(ALL) NOPASSWD: ALL Please note: Disabling the password requirement for the sudo user is not a recommended practice, but it is included here as it can make server configuration much more convenient and less frustrating, especially during longer systems administration sessions. If you are concerned about the security implications, you can always revert the configuration change to the original after you finish your administration tasks. Whenever you want to log into the root user account from within the sudo user account, you can use one of the following commands: sudo -i sudo su - You can exit the root account and return back to your sudo user account any time by simply typing: exit Step 2: Update CentOS 7 System Before installing any packages on the CentOS server instance, we will first update the system. Make sure you are logged in to the server using a non-root sudo user and run the following command: sudo yum -y update Step 3: Install Apache Web Server Install the Apache web server: sudo yum -y install httpd Then use the systemctl command to start and enable Apache to execute automatically at boot time: sudo systemctl enable httpd sudo systemctl start httpd Check your Apache configuration file to ensure that the DocumentRoot directive points to the correct directory: sudo vi /etc/httpd/conf/httpd.conf The DocumentRoot configuration option should look like this: DocumentRoot "/var/www/html" Now, let's make sure that the mod_rewrite Apache module is loaded. We can do this by searching the Apache base modules configuration file for the term "mod_rewrite". Open the file: sudo vi /etc/httpd/conf.modules.d/00-base.conf Search for the term mod_rewrite. If the mod_rewrite Apache module is loaded, you should find a configuration line looking like this: LoadModule rewrite_module modules/mod_rewrite.so If the above line starts with a semi-colon, you will need to remove the semi-colon to uncomment the line and load the module. This, of course, applies to any other required Apache modules too. Now save and close the Apache configuration file. We will restart Apache at the end of this tutorial, but restarting Apache regularly during installation and configuration is certainly a good habit, so let's do it now: sudo systemctl restart httpd Step 4: Open Web Firewall Ports We now need to open the default HTTP and HTTPS ports as they will be blocked by firewalld by default. Open the firewall ports: sudo firewall-cmd --permanent --add-port=80/tcp sudo firewall-cmd --permanent --add-port=443/tcp Reload the firewall to apply the changes: sudo firewall-cmd --reload You should see the word success displayed in your terminal after each successful firewall configuration command. We can quickly verify that the Apache HTTP port is open by visiting the IP address or domain of the server instance in a browser: http://YOUR_VULTR_IP_ADDRESS/ You will see the default Apache web page in your browser. Step 5: Disable SELinux (if enabled) SELinux stands for "Security Enhanced Linux". It is a security enhancement to Linux which allows users and administrators more control over access control. It is disabled by default on Rcs CentOS 7 instances, but we will cover the steps to disable it, just in case you are not starting from a clean install and it was previously enabled. To avoid file permission problems with BigTree CMS we need to ensure that SELinux is disabled. First, let's check whether SELinux is enabled or disabled with the sestatus command: sudo sestatus If you see something like: SELinux status: disabled then it is definitely disabled and you can skip straight to Step 6. If you see any other message, then you will need to complete this section. Open the SELinux configuration file with your favourite terminal editor: sudo vi /etc/selinux/config Change SELINUX=enforcing to SELINUX=disabled and then save the file. To apply the configuration change, SELinux requires a server reboot, so you can either restart the server using the Rcs control panel or you can simply use the shutdown command: sudo shutdown -r now When the server reboots, your SSH session will get disconnected and you may see a message informing you about a 'broken pipe' or 'Connection closed by remote host'. This is nothing to worry about, simply wait for 20 seconds or so and then SSH back in again (with your own username and domain): ssh user1@YOUR_DOMAIN Or (with your own username and IP address): ssh user1@YOUR_VULTR_IP_ADDRESS Once you have logged back in, you should check the status of SELinux again with the sestatus command to make sure it is properly disabled: sudo sestatus You should see a message saying SELinux status: disabled. If you see a message saying SELinux status: enabled (or something similar) you will need to repeat the above steps and ensure that you properly restart your server. Step 6: Install PHP 5.4 We can now install PHP 5.4 along with all of the necessary PHP modules required by Big Tree CMS: sudo yum -y install php php-mbstring php-gd php-common php-pdo php-mysqlnd Big Tree CMS requires us to modify the default PHP settings, so open php.ini: sudo vi /etc/php.ini Add or edit the following PHP options: short_open_tag = On upload_max_filesize = 32MB Once you have added the above options, save and exit the file. Step 7: Install MariaDB (MySQL) Server CentOS 7 defaults to using MariaDB database server, which is an enhanced, fully open source, community developed, drop-in replacement for MySQL server. Install MariaDB database server: sudo yum -y install mariadb-server Start and enable MariaDB server to execute automatically at boot time: sudo systemctl enable mariadb sudo systemctl start mariadb Secure your MariaDB server installation: sudo mysql_secure_installation The root password will be blank, so simply hit enter when prompted for the root password. When prompted to create a MariaDB/MySQL root user, select "Y" (for yes) and then enter a secure root password. Simply answer "Y" to all of the other yes/no questions as the default suggestions are the most secure options. Step 8: Create Database for BigTree CMS Log into the MariaDB shell as the MariaDB root user by running the following command: sudo mysql -u root -p To access the MariaDB command prompt, simply enter the MariaDB root password when prompted. Run the following queries to create a MariaDB database and database user for BigTree CMS: CREATE DATABASE bigtree_db CHARACTER SET utf8 COLLATE utf8_general_ci; CREATE USER 'bigtree_user'@'localhost' IDENTIFIED BY 'UltraSecurePassword'; GRANT ALL PRIVILEGES ON bigtree_db.* TO 'bigtree_user'@'localhost'; FLUSH PRIVILEGES; EXIT; You can replace the database name bigtree_db and username bigtree_user with something more to your liking, if you prefer. (Please note that the default maximum length for usernames in MariaDB on CentOS 7 is 16 characters). Also, make sure that you replace "UltraSecurePassword" with an actually secure password. Step 9: Install BigTree CMS Files Change your current working directory to the default web directory: cd /var/www/html/ If you get an error message saying something like 'No such file or directory' then try the following command: cd /var/www/ ; sudo mkdir html ; cd html Your current working directory should now be: /var/www/html/. You can check this with the pwd (print working directory) command: pwd Now use wget to download the BigTree CMS installation package: sudo wget https://www.bigtreecms.org/files/installers/bigtree-4.2.19.zip Please note: You should definitely check for the most recent version by visiting the BigTree CMS download page. List the current directory to check that you have successfully downloaded the file: ls -la Let's quickly install unzip so we can unzip the file: sudo yum -y install unzip Now uncompress the zip archive: sudo unzip bigtree-4.2.19.zip Move all of the installation files to the web root directory: sudo mv BigTree-CMS/* /var/www/html Change ownership of the web files to avoid any permissions problems: sudo chown -R apache:apache * ./ We also need to make sure that the webroot is writable: sudo chmod 777 ./ Let's restart Apache again: sudo systemctl restart httpd We're now ready to move on to the final step. Step 10: Complete BigTree CMS Installation It's time to visit the IP address of your server instance in your browser, or, if you've already configured your Rcs DNS settings (and given it enough time to propagate) you can simply visit your domain instead. To access the BigTree CMS installation page, enter your Rcs instance IP address into your browser address bar, followed by install.php: http://YOUR_VULTR_IP_ADDRESS/install.php Most of the installation options are self explanatory, but here are a few pointers to help you along: Enter the following database values: Hostname: localhost Database: bigtree_db Username: bigtree_user Password: UltraSecurePassword Enter the following Administrator Account details: Email Address: Password: Enter your preferred site routing options: Routing: Simple Rewrite Routing URL Behaviour: URLs End With Page Slug Select "Install Example Site" if you want to experiment with the example site files. If you want to start with a completely fresh site then leave this box unchecked. Click on the "Install Now" button to continue the BigTree CMS installation. You will be redirected to the BigTree CMS Installation Complete page. To access the Administration Area simply click on the admin link or enter your domain or IP address into your browser with admin/ after the URL: http://YOUR_VULTR_IP_ADDRESS/admin/ Simply enter your login details to access the Administration Area. You are now ready to start adding your content and configuring the look and feel of your site. Make sure you check out the BigTree CMS documentation for more information about how to build and configure your site.

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