Drupal server set-up for Ubuntu 10.04 (Lucid Lynx)

First, do a clean install of Ubuntu 10.04 Lucid Lynx.

Run updates out-of-the-box:

sudo apt-get update
sudo apt-get upgrade

Install build-essential and curl

sudo aptitude install build-essential
sudo apt-get install curl

Install LAMP server

sudo tasksel install lamp-server

Enable mod_rewrite in Apache2 to enable Clean URLs in Drupal

sudo a2enmod rewrite
sudo /etc/init.d/apache2 restart

Disable unused Apache2 modules

sudo a2dismod cgi
sudo a2dismod autoindex

Increase PHP memory limit

sudo sed -i 's/memory_limit = .*/memory_limit = 128M/' /etc/php5/apache2/php.ini
sudo sed -i 's/upload_max_filesize = .*/upload_max_filesize = 128M/' /etc/php5/apache2/php.ini
sudo sed -i 's/post_max_size = .*/post_max_size = 128M/' /etc/php5/apache2/php.ini

Install required packages for PECL uploadprogress PHP module

sudo apt-get install php5-dev php-pear
sudo pecl install uploadprogress

Connect PECL uploadprogress and PHP

sudo sed -i '/; extension_dir directive above/ a\ extension=uploadprogress.so' /etc/php5/apache2/php.ini

or, the preferred method:

sudo nano /etc/php5/apache2/conf.d/uploadprogress.ini
extension=uploadprogress.so

Install the GMP Math library for PHP5 for optimal OpenID performance

sudo apt-get install php5-gmp
sudo service apache2 restart

Set the server timezone

sudo dpkg-reconfigure tzdata

Turn off Apache2 server signature [added security]

sudo sed -i 's/ServerSignature On/ServerSignature Off/' /etc/apache2/apache2.conf>

Tell Apache2 to allow Drupal .htaccess file [AllowOverride]

sudo sed -i 's/AllowOverride None/AllowOverride All/' /etc/apache2/sites-available/default

Install APC opcode caching [performance]

sudo apt-get install php-apc

Enable Apache2 deflate and expires modules

Note: Apache2 conf file warns that CSS, and javascript may not work with IE6

sudo a2enmod expires
sudo a2enmod deflate
sudo sed -i 's/DEFLATE text\/html text\/plain text\/xml/DEFLATE text\/html text\/plain text\/xml test\/css text\/javascript application\/x-javascript/' /etc/apache2/mods-available/deflate.conf

Enable MySQL query caching

sudo sed -i 's/query_cache_limit       = 1M/query_cache_limit       = 1M\ query_cache_type       = 1/' /etc/mysql/my.cnf

Restart Apache2 and MySQL

sudo /etc/init.d/apache2 restart
sudo service mysql restart

Download and move Drupal to web root

wget http://ftp.drupal.org/files/projects/drupal-x.xx.tar.gz tar xvzf drupal-x.xx.tar.gz sudo mkdir /var/www/drupal sudo mv drupal-x.xx/* drupal-x.xx/.htaccess /var/www/drupal

Create ‘files’ folder for Drupal default site

sudo mkdir /var/www/drupal/sites/default/files
sudo chown www-data:www-data /var/www/drupal/sites/default/files

Copy Drupal settings.php file for default site

sudo cp /var/www/sites/default/default.settings.php /var/www/drupal/sites/default/settings.php
sudo chown www-data:www-data /var/www/drupal/sites/default/settings.php

Configure MySQL database for Drupal default site

mysqladmin -u root -p create drupal
mysql -u root -p
mysql> GRANT SELECT, INSERT, UPDATE, DELETE, CREATE, DROP, INDEX, ALTER, CREATE TEMPORARY TABLES, LOCK TABLES ON drupal.* TO ‘drupaluser’@’localhost’ IDENTIFIED BY ‘drupalpass’;
mysql> FLUSH PRIVILEGES
mysql> \q

Install PHPMyAdmin

sudo apt-get install phpmyadmin

Follow the prompts to complete the installation of PHPMyAdmin:

  • Select apache2
  • Do not need the dbconfig-common, MySQL is already going
  • May need to:

Add to /etc/apache2/apache2.conf:

Include /etc/phpmyadmin/apache.conf

or:

sudo ln -s /etc/phpmyadmin/apache.conf /etc/apache2/conf.d/phpmyadmin
sudo /etc/init.d/apache2 reload

Complete Drupal installation through a web browser:

Go to http://localhost.com/drupal/[/prettify]

You may have to enter database information in settings.php manually.

Set-up cron job

crontab -e 0,30 * * * * curl --silent --compressed http://site.com/cron.php[/prettify]

Set-up a FTP server: proftpd or vsftpd

Set-up firewall: ufw

Comments

Датчики Метран

[b]Датчик давления Метран 150[/b]
[img]https://neftel.ru/upload/izmerenie-davlenija/datchiki-davlenija/datchik-...
Измерители давления Метран 150 используются в разных управляющих системах, контролирующих и регулирующих технологические процессы. Метран-150 обеспечивает непрерывные преобразования контрольных величин - абсолютного давления, избыточности в сигналы. Также преобразовывает разность простого и гидростатического давления в нейтральных и агрессивных средах в стандартный ток, передаваемый на дистанции и цифровой, базирующийся на протоколе НАRт.

Назначение датчика давления Метран-150:
измерение избыточного давления жидкостей и газов;
измерение абсолютного давления жидкостей и газов;
измерение разности давлений жидкостей и газов;
измерение давления-разрежения жидкостей и газов;
измерение гидростатического давления (уровня) жидкостей и газов.
Подробнее о датчике: https://neftel.ru/datchik-davlenija-metran-150

[b]Датчик давления Метран-100[/b]
[img]https://neftel.ru/upload/izmerenie-davlenija/datchiki-davlenija/datchik-...
Датчики "Метран-100" применяются для точного определения давления жидкостей, паров и газов на газовых, нефтяных, металлургических или химических производствах. Кроме того, метрановские датчики моделей "22", "43", "44", "45", "49", "Сапфир-22М" применяются в атомных и тепловых промышленностях. По качеству измерители способны заменить иностранные приборы.

Назначение и модели датчика давления Метран-100:
измерение избыточного давления: Метран-100-ДИ
измерение абсолютного давления: Метран-100-ДА;
измерение разрежения: Метран-100-ДВ;
измерение давления-разрежения: Метран-100-ДИВ;
измерение разности давлений: Метран-100-ДД;
измерение гидростатического давления (уровня): Метран-100-ДГ.
Подробнее о датчике: https://neftel.ru/datchik-davlenija-metran-100

[b]Датчики давления Метран-75[/b]
[img]https://neftel.ru/upload/izmerenie-davlenija/datchiki-davlenija/datchiki...
Назначение датчика давления Метран-75:
измерение избыточного давления жидкостей и газов (Метран-75G);
измерение абсолютного давления жидкостей и газов (Метран-75A);
измерение давления-разрежения жидкостей и газов (Метран-75G);
Подробнее о датчике: https://neftel.ru/datchiki-davlenija-metran-75

[b]Датчик давления Метран-55[/b]
[img]https://neftel.ru/upload/izmerenie-davlenija/datchiki-davlenija/datchik-...
Малоразмерные измерители Метран-55 используются в системах регулирования разных производств, также осуществляют автономный контроль за работой технологической предприятия. Датчики постоянно преобразовывают показатели избыточного (ДИ), абсолютного (ДА) давлений, также разряжение (ДВ), давления-разряжения (ДИВ) в нейтральных и агрессивных средах в объединенный ток-сигнал.

Назначение датчика давления Метран-55:
измерение избыточного давления (Метран-55ДИ),
измерение абсолютного давления (Метран-55ДА),
измерение давления разрежения (Метран-55ДВ), (Метран-55ДИВ)
Подробнее о датчике: https://neftel.ru/datchik-davlenija-metran-55

[b]Датчик давления Метран 305ПР[/b]
[img]https://neftel.ru/upload/userfiles/images/e079cf96f2b711fe9e5cc1c8d8da5b...

Преобразователь расхода вихреакустический Метран-305ПР в нефтедобывающей промышленности - измерение расхода воды в системах поддержания пластового давления (ППД).

Давление измеряемой среды до 25 МПа!
Полная взаимозаменяемость с вихревыми преобразователями расхода, традиционно эксплуатирующимися в системах ППД, по присоединительным размерам и по способу монтажа.

Технические характеристики

Измеряемые средывода (подтоварная, пластовая) и водные растворы с вязкостью до 0,000002 м2/с (2 сСт)
Типоразмер: 50, 100 мм
Температура измеряемой средыот 1 до 100 °С
Давление измеряемой средыдо 30 МПа
Погрешность1%
Динамический диапазон1:100
Выходные сигналыИмпульсный пассивный типа “замкнуто / разомкнуто” - оптопараТоковый 4-20 мА с HART-протоколомЦифровой протокол Modbus RTU / RS485
Материал проточной частинержавеющая сталь 12Х18Н10Т
Исполнениевзрывозащищенное исполнение 1ExdIICT5 X
Подробнее о датчике: https://neftel.ru/datchik-davlenija-metran-305pr

[url=http://aries.s60.xrea.com/yybbs/yybbs.cgi?]Датчики Метран[/url] c0d8491

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