{"id":46477,"date":"2023-09-18T12:30:00","date_gmt":"2023-09-18T17:30:00","guid":{"rendered":"https:\/\/www.rosehosting.com\/blog\/?p=46477"},"modified":"2023-08-17T10:27:46","modified_gmt":"2023-08-17T15:27:46","slug":"how-to-install-codeigniter-on-ubuntu-22-04","status":"publish","type":"post","link":"https:\/\/www.rosehosting.com\/blog\/how-to-install-codeigniter-on-ubuntu-22-04\/","title":{"rendered":"How to Install CodeIgniter on Ubuntu 22.04"},"content":{"rendered":"<div id=\"bsf_rt_marker\"><\/div>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1024\" height=\"372\" src=\"https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2023\/08\/how-to-install-codeigniter-on-ubuntu-22-04.webp\" alt=\"how to install codeigniter on ubuntu 22.04\" class=\"wp-image-46726\" srcset=\"https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2023\/08\/how-to-install-codeigniter-on-ubuntu-22-04.webp 1024w, https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2023\/08\/how-to-install-codeigniter-on-ubuntu-22-04-300x109.webp 300w, https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2023\/08\/how-to-install-codeigniter-on-ubuntu-22-04-150x54.webp 150w, https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2023\/08\/how-to-install-codeigniter-on-ubuntu-22-04-768x279.webp 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p><a href=\"https:\/\/www.rosehosting.com\/codeigniter-hosting\/\">CodeIgniter<\/a> is an open-source PHP development framework for building dynamic websites. It is based on the MVC (Model-View-Controller) pattern and is known as one of the fastest PHP frameworks. <\/p>\n\n\n\n<!--more-->\n\n\n\n<p>In this blog post, we will install Apache as a web server and PHP 8.1.<\/p>\n\n\n\n<p>Installing Codeigniter on Ubutu 22.04 is a straightforward process that may take up to 15 minutes. Let&#8217;s get started!<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_65 counter-hierarchy ez-toc-counter ez-toc-transparent ez-toc-container-direction\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-663df064effda\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"ez-toc-cssicon\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-663df064effda\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.rosehosting.com\/blog\/how-to-install-codeigniter-on-ubuntu-22-04\/#Prerequisites\" title=\"Prerequisites\">Prerequisites<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.rosehosting.com\/blog\/how-to-install-codeigniter-on-ubuntu-22-04\/#Step-1-Update-the-System\" title=\"Step 1. Update the System\">Step 1. Update the System<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.rosehosting.com\/blog\/how-to-install-codeigniter-on-ubuntu-22-04\/#Step-2-Install-Apache-Web-Server\" title=\"Step 2. Install Apache Web Server\">Step 2. Install Apache Web Server<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.rosehosting.com\/blog\/how-to-install-codeigniter-on-ubuntu-22-04\/#Step-3-Install-PHP81-with-dependencies\" title=\"Step 3. Install PHP8.1 with dependencies\">Step 3. Install PHP8.1 with dependencies<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.rosehosting.com\/blog\/how-to-install-codeigniter-on-ubuntu-22-04\/#Step-4-Install-Composer\" title=\"Step 4. Install Composer\">Step 4. Install Composer<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.rosehosting.com\/blog\/how-to-install-codeigniter-on-ubuntu-22-04\/#Step-5-Create-CodeiIgniter-application-using-Composer\" title=\"Step 5. Create CodeiIgniter application using Composer\">Step 5. Create CodeiIgniter application using Composer<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.rosehosting.com\/blog\/how-to-install-codeigniter-on-ubuntu-22-04\/#Step-6-Create-Apache-Virtual-Host-File\" title=\"Step 6. Create Apache Virtual Host File\">Step 6. Create Apache Virtual Host File<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Prerequisites\"><\/span>Prerequisites<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul>\n<li>A server with <a href=\"https:\/\/www.rosehosting.com\/ubuntu-hosting\/\">Ubuntu 22.04 as OS<\/a><\/li>\n\n\n\n<li>User privileges: root or non-root user with sudo privileges<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step-1-Update-the-System\"><\/span>Step 1. Update the System<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Before we start with the installation of the CodeIgniter, we need to update the system packages to the latest versions available.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sudo apt-get update -y &amp;&amp; sudo apt-get upgrade -y<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step-2-Install-Apache-Web-Server\"><\/span>Step 2. Install Apache Web Server<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>To install the Apache Web server, it executes the following command:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sudo apt install apache2 -y<\/pre>\n\n\n\n<p>Once installed, start and enable the service.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sudo systemctl enable apache2 &amp;&amp; sudo systemctl start apache2<\/pre>\n\n\n\n<p>Check if the service is up and running:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sudo systemctl status apache2<\/pre>\n\n\n\n<p>You should receive the following output:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">root@host:~# sudo systemctl status apache2\n\u25cf apache2.service - The Apache HTTP Server\n     Loaded: loaded (\/lib\/systemd\/system\/apache2.service; enabled; vendor preset: enabled)\n     Active: active (running) since Wed 2023-07-19 08:58:22 CDT; 4s ago\n       Docs: https:\/\/httpd.apache.org\/docs\/2.4\/\n    Process: 119547 ExecStart=\/usr\/sbin\/apachectl start (code=exited, status=0\/SUCCESS)\n   Main PID: 119576 (apache2)\n      Tasks: 6 (limit: 4557)\n     Memory: 15.8M\n        CPU: 556ms\n     CGroup: \/system.slice\/apache2.service\n<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step-3-Install-PHP81-with-dependencies\"><\/span>Step 3. Install PHP8.1 with dependencies<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Next is PHP, along with its extensions. To install the PHP8.1 along with extensions, execute the following command:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sudo apt-get install php8.1 php8.1-cli php8.1-common php8.1-imap php8.1-redis php8.1-snmp php8.1-xml php8.1-zip php8.1-mbstring php8.1-curl libapache2-mod-php\n<\/pre>\n\n\n\n<p>To check the installed PHP version, execute the following command:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">php -v<\/pre>\n\n\n\n<p>You should get the following output:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">root@host:~# php -v\nPHP 8.1.2-1ubuntu2.13 (cli) (built: Jun 28 2023 14:01:49) (NTS)\nCopyright (c) The PHP Group\nZend Engine v4.1.2, Copyright (c) Zend Technologies\n    with Zend OPcache v8.1.2-1ubuntu2.13, Copyright (c), by Zend Technologies\n<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step-4-Install-Composer\"><\/span>Step 4. Install Composer<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>We need to install the Composer responsible for installing all the CodeIgniter components.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">curl -sS https:\/\/getcomposer.org\/installer | php -- --install-dir=\/usr\/bin --filename=composer<\/pre>\n\n\n\n<p>Check the Composer installation:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">composer<\/pre>\n\n\n\n<p>You should receive the following output:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">   ______\n  \/ ____\/___  ____ ___  ____  ____  ________  _____\n \/ \/   \/ __ \\\/ __ `__ \\\/ __ \\\/ __ \\\/ ___\/ _ \\\/ ___\/\n\/ \/___\/ \/_\/ \/ \/ \/ \/ \/ \/ \/_\/ \/ \/_\/ (__  )  __\/ \/\n\\____\/\\____\/_\/ \/_\/ \/_\/ .___\/\\____\/____\/\\___\/_\/\n                    \/_\/\nComposer version 2.5.8 2023-06-09 17:13:21\n\nUsage:\n  command [options] [arguments]\n\nOptions:\n  -h, --help                     Display help for the given command. When no command is given display help for the list command\n  -q, --quiet                    Do not output any message\n  -V, --version                  Display this application version\n<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step-5-Create-CodeiIgniter-application-using-Composer\"><\/span>Step 5. Create CodeiIgniter application using Composer<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Finally, we can create a CodeIgniter start application with the following command:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cd \/var\/www\/html\n\ncomposer create-project codeigniter4\/appstarter my-first-app<\/pre>\n\n\n\n<p>After this command, you should allow some time for the application to be installed.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">Continue as root\/super user [yes]? yes\nCreating a \"codeigniter4\/appstarter\" project at \".\/my-first-app\"\nInfo from https:\/\/repo.packagist.org: #StandWithUkraine\nInstalling codeigniter4\/appstarter (v4.3.6)\n  - Downloading codeigniter4\/appstarter (v4.3.6)\n  - Installing codeigniter4\/appstarter (v4.3.6): Extracting archive\nCreated project in \/var\/www\/html\/my-first-app\nLoading composer repositories with package information\n<\/pre>\n\n\n\n<p>Once installed, set the right permissions:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cd \/var\/www\/html\/my-first-app\n\nchown -R www-data:www-data .\n<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step-6-Create-Apache-Virtual-Host-File\"><\/span>Step 6. Create Apache Virtual Host File<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Go into the Apache directory where the configuration files are stored and create a configuration file for the CodeIgniter application.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cd \/etc\/apache2\/sites-available\/\n\ntouch codeigniter.conf\n<\/pre>\n\n\n\n<p>Paste the following lines of code, save the file and close it.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">&lt;VirtualHost *:80&gt;\nServerName <strong>yourdomain.com<\/strong>\nDocumentRoot \/var\/www\/html\/my-first-app\/public\n\n&lt;Directory \/var\/www\/html\/my-first-app&gt;\nAllowOverride All\n&lt;\/Directory&gt;\n\nErrorLog ${APACHE_LOG_DIR}\/error.log\nCustomLog ${APACHE_LOG_DIR}\/access.log combined\n\n&lt;\/VirtualHost&gt;\n\n<\/pre>\n\n\n\n<p>Enable the Apache configuration for CodeIgniter.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">a2ensite codeigniter.conf\n<\/pre>\n\n\n\n<p>Check the syntax:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">apachectl -t<\/pre>\n\n\n\n<p>You should receive the following output:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">root@vps:~# apachectl -t\nSyntax OK\n<\/pre>\n\n\n\n<p>If the syntax is OK, restartd the Apache service.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">systemctl reload apache2\n<\/pre>\n\n\n\n<p>Once the Apache service is restarted, you can access the <a href=\"https:\/\/codeigniter.com\/\">CodeIgniter website<\/a> at <strong>http:\/\/yourdomain.com<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"436\" src=\"https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2023\/08\/codeigniter-welcome-screen-1-1024x436.webp\" alt=\"\" class=\"wp-image-46719\" srcset=\"https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2023\/08\/codeigniter-welcome-screen-1-1024x436.webp 1024w, https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2023\/08\/codeigniter-welcome-screen-1-300x128.webp 300w, https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2023\/08\/codeigniter-welcome-screen-1-150x64.webp 150w, https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2023\/08\/codeigniter-welcome-screen-1-768x327.webp 768w, https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2023\/08\/codeigniter-welcome-screen-1.webp 1321w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>Congratulations! You successfully installed and configured CodeIgniter on Ubuntu 22.04 with Composer and <a href=\"https:\/\/www.rosehosting.com\/apache-hosting\/\">Apache as a web server<\/a>.<\/p>\n\n\n\n<p>Of course, if you find some difficulties while installing CodeIgniter, you can always contact our system admins and with their expertise, they will install CodeIgniter on Ubuntu 22.04 for you. All you need to do is to contact our support. We are available 24\/7.<\/p>\n\n\n\n<p>If you liked this post on how to install CodeIgniter on Ubuntu 22.04, please share it with your friends on social networks or simply leave a reply below. Thanks.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CodeIgniter is an open-source PHP development framework for building dynamic websites. It is based on the MVC (Model-View-Controller) pattern and &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"How to Install CodeIgniter on Ubuntu 22.04\" class=\"read-more button\" href=\"https:\/\/www.rosehosting.com\/blog\/how-to-install-codeigniter-on-ubuntu-22-04\/#more-46477\" aria-label=\"Read more about How to Install CodeIgniter on Ubuntu 22.04\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":46726,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13,1698,2099,1712],"tags":[830,59],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to Install CodeIgniter on Ubuntu 22.04 - RoseHosting<\/title>\n<meta name=\"description\" content=\"Learn how to install CodeIgniter on Ubuntu 22.04 efficiently with this step-by-step guide. 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