diff --git a/INSTALL/INSTALL-rhel.md b/INSTALL/INSTALL-rhel.md new file mode 100644 index 0000000..5f44f83 --- /dev/null +++ b/INSTALL/INSTALL-rhel.md @@ -0,0 +1,160 @@ +# Installing Cerebrate on RedHat Enterprise Linux (RHEL 8) +>This installation instructions assume SELinux is enabled, and in Enforcing mode. +>and that you want to keep it that way :) +>You need to be root when running these commands. + +## Prerequisites +>Install needed packages: +```Shell +dnf install @httpd mariadb-server git @php unzip sqlite vim wget php-intl php-ldap php-mysqlnd php-pdo php-zip +``` +## Install composer +>Instructions taken from https://getcomposer.org/download/ +```PHP +cd /root +php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');" +php -r "if (hash_file('sha384', 'composer-setup.php') === '55ce33d7678c5a611085589f1f3ddf8b3c52d662cd01d4ba75c0ee0459970c2200a51f492d557530c71c15d8dba01eae') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;" +php composer-setup.php --install-dir=/usr/bin --filename=composer +php -r "unlink('composer-setup.php');" +``` + +## Prepare MySQL for cerebrate +>Enable and start mysql database. Select a secure password for root user, delete test user and database. + +```Shell +systemctl start mariadb +systemctl enable mariadb +mysql_secure_installation +``` +### Create a new database, user and password for cerebrate +```Shell +mysql -u root -p +``` +```SQL +CREATE DATABASE cerebrate; +CREATE USER 'cerebrate'@'localhost' IDENTIFIED BY 'CHANGE_ME_PASSWORD'; +GRANT USAGE ON *.* to cerebrate@localhost; +GRANT ALL PRIVILEGES ON cerebrate.* to cerebrate@localhost; +FLUSH PRIVILEGES; +QUIT; +``` +## Allow ports through the firewall +```Shell +firewall-cmd --zone=public --add-service=http --permanent +firewall-cmd --zone=public --add-port=8001/tcp --permanent +``` +> reload firewall and show applied firewall rules +```Shell +firewall-cmd --reload +firewall-cmd --zone public --list-all +``` + +## Main Cerebrate Installation +>Steps to install Cerebrate on RHEL + +### Clone this repository +```Shell +mkdir /var/www/cerebrate +git clone https://github.com/cerebrate-project/cerebrate.git /var/www/cerebrate +``` + +### Run composer +```Shell +mkdir -p /var/www/.composer +chown -R apache.apache /var/www/.composer +chown -R apache.apache /var/www/cerebrate +cd /var/www/cerebrate +composer install +``` +>you will see a prompt: \ +>`Do you trust "cakephp/plugin-installer" to execurte code and wish to enable it now? (writes "allow-plugins" to composer.json) [y,n,d,?]` \ +>*repond with* `y` \ +>`Do you trust "dealerdirect/phpcodesniffer-composer-installer" to execute code and wish to enable it now? (writes "allow-plugins" to composer.json) [y,n,d,?]` \ +>*repond with* `y` + +### Create your local configuration and set the db credentials +```Shell +cp -a /var/www/cerebrate/config/app_local.example.php /var/www/cerebrate/config/app_local.php +cp -a /var/www/cerebrate/config/config.example.json /var/www/cerebrate/config/config.json +``` + +### Modify the Datasource -> default array's in file `app_local.php` +>Simply modify the `Datasources` section, to reflect your values for: username, password, and database +>fields, as configured in the above [#create-a-new-database-user-and-password-for-cerebrate](<#create-a-new-database-user-and-password-for-cerebrate>) +```Shell +vim /var/www/cerebrate/config/app_local.php +``` +```PHP + 'Datasources' => [ + 'default' => [ + 'host' => 'localhost', + 'username' => 'cerebrate', + 'password' => 'CHANGE_ME_PASSWORD', + 'database' => 'cerebrate', + ... +``` + +### Run the database schema migrations +```Shell +usermod -s /bin/bash apache + +chown -R apache.apache /var/www/.composer +chown -R apache.apache /var/www/cerebrate + +su apache <<'EOFi' +/var/www/cerebrate/bin/cake migrations migrate +/var/www/cerebrate/bin/cake migrations migrate -p tags +/var/www/cerebrate/bin/cake migrations migrate -p ADmad/SocialAuth +EOFi + +usermod -s /sbin/nologin apache +``` + + +### Clean cakephp caches +```Shell +rm /var/www/cerebrate/tmp/cache/models/* +rm /var/www/cerebrate/tmp/cache/persistent/* +``` + +### copy the Apache httpd template to the default apache configuration folder +> in our case we used apache to serve this website, NGINX could also be used. +```Shell +cp -v /var/www/cerebrate/INSTALL/cerebrate_apache_dev.conf /etc/httpd/conf.d/. +mkdir /var/log/apache2 +chown apache.root -R /var/log/apache2 +restorecon -Rv /etc/httpd/conf.d/* +restorecon -Rv /var/log/* +``` +### Make changes to the apache httpd site configuration file +>Edit the file `/etc/httpd/conf.d/cerebrate_apache_dev.conf` change the two references of port 8000 to 8001 +```Shell +vi /etc/httpd/conf.d/cerebrate_apache_dev.conf +``` +### Make changes to SELinux +>From the SELinux Manual page [services with non standard ports]() +>We need SELinux to allow httpd to connect to our custom port 8001/tcp +```SELinux Policy +semanage port -a -t http_port_t -p tcp 8001 +``` +>Change SELinux context for folder /var/www/cerebrate +```SELinux Policy +semanage fcontext -a -t httpd_sys_content_t "/var/www/cerebrate(/.*)?" +restorecon -Rv /var/www/cerebrate/ +chown apache.apache /var/www/cerebrate +``` + +## Apply changes/restart Apache httpd +>Look out for any errors during restart. +``` +systemctl enable httpd +systemctl restart httpd +``` + +## Point your browser to: http://localhost:8001 +> If everything worked, you should be able to log in using the default credentials below: + +``` +Username: admin +Password: Password1234 +```