PHP is a widely-used, general-purpose scripting language that is especially suited for web development. Use this tag when you are dealing with a PHP script, installing PHP, or configuring a PHP installation.

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31
votes
2answers
87k views

What user should apache and PHP be running as? What permissions should /var/www files have?

I just spun up an Ubuntu 11.10 box and then ran apt-get install apache2 php5 to install apache2 and PHP 5 on the box. Now it is functioning as a "web server" and it loads the "It Works!" page. Now I'm ...
9
votes
8answers
25k views

How do I install a PHP CLI with a usable interactive prompt on Debian Wheezy?

When I install php5-cli on Debian Wheezy (currently testing), the interactive prompt is very unusable due to missing readline support (bug 341868). What's the easiest way to install a version linked ...
9
votes
2answers
355 views

Vim, context-sensitive comment/uncomment behavior

I edit a lot of PHP code with Vim, and I've run into a snag with some macros in my .vimrc. I currently use these two macros to comment/uncomment in C-style "c-style (//) comment (press the [.] key) ...
7
votes
3answers
38k views

PHP 5.5.13 on CentOS 6.5 with yum

I've got problems with installing PHP 5.5.13 (last stable build) on a CentOS 6.5 (64 bit) machine, through yum. Can somebody guide me through this a little bit? It is not a part of the CentOS, EPEL ...
7
votes
5answers
12k views

Is there any command to enable/disable a php extension from command line?

Is there any command to enable/disable a php extension easily from command line? (php.ini)
7
votes
1answer
956 views

Opening port 80 but remain secure

I have a standard installation of Ubuntu 10.04, and have installed the LAMP stack so I can do some web development locally. On my router I have opened port 80 so I can develop with external services ...
7
votes
4answers
4k views

Case-insensitive file system for production server?

The initial situation looks like this: The corporate software is PHP-based. It is delivered by Apache 2 on a Windows 2003 Server. It is big. It is a legacy of rather unprofessional developers who ...
7
votes
1answer
14k views

-bash: phpize: command not found on Centos 6

When I try to run phpize I get -bash: phpize: command not found I have run yum -y install php-devel but that returns: Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile * ...
7
votes
2answers
606 views

Strip // Comments From Files

What's the best way to strip all code comments in a given directory? I'd like to strip out all // ... EOL comments, and /* blah \*/ (or /** ... \*/) comments as well. This is a PHP project, and I'd ...
6
votes
3answers
5k views

how to know which php extensions are installed

I need to install on a lamp server exactly the same php extensions that are installed on an old server, how do to know exactly which extensions are installed in order to install the same on the new ...
6
votes
3answers
268 views

Can I install PHP on a Chumby One?

I'm enjoying hacking my Chumby One. However, I'd prefer if I could run PHP on it. I have perl and python installed. Does anyone know if I can compile PHP for it or if there is a ready made distro for ...
5
votes
1answer
599 views

Linux Server Hacked

I received e-mails from Google saying that my websites are hacked. This is the e-mail. Dear site owner or webmaster of domain.com (I received this email for my other domains too), We recently ...
5
votes
2answers
3k views

Installing PHP7.0 from sid on jessie

I'd like to try PHP7.0 on Debian Jessie and am trying to install it from sid. However, php7.0 depends on php7.0-common which depends on php-common > 18 while php-common in sid is at 17. Does this ...
5
votes
2answers
20k views

Execute shell script from php, as root user?

Need to execute the following line from PHP: $res = shell_exec('sudo sh /home/nicklas/cronjobs/make_account.sh username password'); The problem is nothing happens on execution. If i try to ...
5
votes
2answers
2k views

Permissions: What's the right way to give Apache more user permissions?

Context: I am making an in-browser control panel that gives me one button access to a library of scripts (.sh and .php) that I've written to process various kinds of data for a project. It's a "one ...
5
votes
2answers
751 views

apache and php Segmentation fault [closed]

I have recently migrated to Archlinux. I installed Apache, php and mysql according to the Arch Linux LAMP wiki page. Now I have setup a virtual host for my new Symfony project. For every request I ...
5
votes
2answers
1k views

Changing default permissions for wget?

I'm using a PHP script to call shell_exec and execute wget to download some files to /var/www/dir/. (Internal tool, so security isn't much of an issue) The directory has 777 permissions. But when I ...
5
votes
2answers
4k views

Use start-stop-daemon for a PHP server

I'm working on a socket server written in PHP. This part of the work is done but now I need to run it as a daemon. For this I've tried to use start-stop-daemon but it doesn't work. My server is ...
5
votes
1answer
213 views

Vim syntax highlight certain lines

I have php files well any file type in general that I would like vim to highlight here docs sections using a different syntax highlighting. <?php echo <<<HTMLDOC <h1> I am ...
5
votes
3answers
586 views

File permissions

I have a PHP script running which makes symlinks. To confirm which user it is: file_put_contents("testFile", "test"); $user = fileowner("testFile"); unlink("testFile"); echo "running as user '" . ...
4
votes
5answers
38k views

php shell_exec() permission on Linux Ubuntu

I'm developing a php application using Linux server. My problem is executing shell_exec() to call some exe file is not work(actually not exe, it's kind of linux executable file) echo ...
4
votes
2answers
12k views

PHP on centos 6 not working

I have installed PHP, MySQL, Apache on CentOS 6, now I have restarted the Apache and mysql, to test PHP I have created a index.php on /var/www/html/test/ now once I go to localhost/test/index.php then ...
4
votes
3answers
20k views

Giving PHP permission to write to files and folders

UPDATED FOR FURTHER CLARITY: According to http://expressionengine.com/user_guide/installation/installation.html, it says: For most Unix hosts the following is typical, but you may check with your ...
4
votes
2answers
3k views

Find out screen id

I want to start a program with SSH using PHP, which works fine, but now I want to kill the screen with PHP, but the only thing I know is the name of the screen. How do I find out the screen ID ...
4
votes
1answer
1k views

php 7 install throws “Cannot load Zend OPcache - it was already loaded” error

I am using salt to provision my servers, and I just tried to upgrade to php 7 and although everything is installing correctly, anytime I run php -v or run any php anything it throw this at the head of ...
4
votes
1answer
160 views

How can I launch a command, wait 2 seconds and return the output without killing the command?

I'm trying to launch a command from php with shell_exec which calls a bash script that launches a program that stays running, but sometimes this program throws an error and exit, what I need is a way ...
4
votes
2answers
992 views

Cron reports error in php5-common job after update

After an update to php5-common this night, cron reports a sed error "invalid option -- 'z'". This problem has also been reported on the Debian mailing list. What should I do, until the problem is ...
4
votes
2answers
109 views

Who cuts off first symbol of process substituted file and for what reason?

$ type 1.sh #!/bin/bash -eu php <(echo 12) $ ./1.sh 2 $ type 2.sh #!/bin/bash -eu cat <(echo 12) $ ./2.sh 12 $ type 3.sh #!/bin/bash -eu echo 12 | php $ ./3.sh 12 $ type 4.sh #!/bin/bash -eu ...
4
votes
1answer
10k views

PHP Upgrade Error (PHP 5.3.3 to PHP 5.4.19 on CentOS 6.4)

I'm using CentOS 6.4 and I was following this tutorial in order to upgrade PHP from v 5.3.3 to v 5.4.19 but I got the following error: Error: php54w-common conflicts with ...
4
votes
1answer
3k views

Does segfaults mean bad memory

This is a brand new server with a new install and fresh compile of Apache/PHP with nothing crazy. Just a WordPress site hosted and I get the following. Could this just mean bad RAM? If so how can I ...
4
votes
2answers
1k views

How to set secure permissions for multiple users and multiple websites?

On a Gentoo 3.2.12 server with apache2+php, there are several websites running: /www /website1 /website2 ...etc The apache user should have read-only access to all the websites. There ...
4
votes
1answer
2k views

Howto fix my PHP install on FreeBSD using pkg

I've been messing around with pkg install, installing / removing both php5-5.4.29 and php55-5.5.13. But when I run php from the command line, it will give me an error like this: PHP Warning: PHP ...
4
votes
1answer
1k views

suexec with chrooted environment

I'm trying to get a chrooted Apache environment working running mod_fcgid with suexec. Looking at suexec log inside jail, the wrapper scripts are being executed with no problems, however, when I look ...
3
votes
4answers
7k views

install php5 with readline support on debian wheezy

php5-cli does not come with readline support on debian wheezy. this means that the interactive php shell (run as $ php -a) does not have a prompt (php >), instead it just says Interactive mode ...
3
votes
2answers
1k views

PHP interface to manage linux user accounts

I have a linux web & samba server. I need to give administrators access to manage minor accounts & groups. Is there a secure php web interface that can do this? I don't want to give them shell ...
3
votes
2answers
517 views

Updating PHP to Gaurd Against Mayhem Malware

How will making sure my PHP version is updated thwart the Mayhem Malware? Will updating PHP on my Ubuntu server prevent the Mayhem Malware from being able to make it onto the server, prevent it from ...
3
votes
3answers
2k views

Using sudoers to allow php to run command

I am trying to get my php page to run this command: shell_exec("sudo /home/xbian/433Utils/RPi_utils/codesend {$num}"); So I added this entry to my sudoers file with visudo: www-data ALL=NOPASSWD: ...
3
votes
1answer
727 views

compiling PHP fails cause of libpcre

I'm trying to compile PHP myself as I want to use PHPBrew to switch between multiple versions of PHP. I already solved a ton of problems in the process, but with this particular one I can't get any ...
3
votes
2answers
296 views

Is there a (relatively) safe way to run CLI commands from the web?

Since I started programming LAMP apps I wanted to develop an admin control panel for my boxes. (For fun and educational purposes, otherwise I would use something already existing in the market) But ...
3
votes
1answer
4k views

PHP + Exim4 on Debian - mail does not get delivered

I have a fresh Debian installation with LAMP. There is a PHP script that sends email messages to arbitrary addresses using the mail function, but it does not work - the messages don't get delivered. ...
3
votes
2answers
874 views

How to open process substituted file from php?

Here's what I tried to do myself: $ type 1.sh #!/bin/bash -eu php -r 'var_dump(file_get_contents($_SERVER["argv"][1]));' -- <(echo 1) $ ./1.sh PHP Warning: file_get_contents(/dev/fd/63): failed ...
3
votes
2answers
197 views

What should I teach in my Linux class? [closed]

I'm teaching a basic Unix class using Ubuntu. We've already covered basic Unix stuff such as: bash shell scripting file and directory permissions filesystem hierarchy common commands I would like ...
3
votes
1answer
112 views

Access a file in PHP through a symbolic link from a user that normally doesn't have permission

I have this website, where if the user submits a form, a python script is executed through a php page, and the python script creates a zip file and should offer it to the user for download through a ...
3
votes
1answer
750 views

PHP CLI and Bash - change behaviour of PHP keyword

Our hosting providers have installed 3 versions of PHP onto our linux box and when I SSH into it the command php points to use/bin/php which is version 5.2, the command php-5.4 points to ...
3
votes
1answer
133 views

Where to securely place files needed by PHP in Linux filesystem (according to FHS)

I have a PHP script running on my LAMP server that requires certain files in order to produce HTML content. The script is publicly accessible (i.e. http://example.com/script.php) but the files ...
3
votes
2answers
6k views

Unable to install the php-posix package on CentOS 5.6

I have the following PHP packages installed on my CentOS 5.6 host and I am trying to install php-posix. When I run yum install php-posix I receive an error saying that php53-common conflicts with ...
3
votes
1answer
1k views

Running MPlayer through a PHP script

I'm trying to open an MPlayer instance on my server from a PHP script (using PHP's system() function). I've looked into making mplayer a slave ( http://www.mplayerhq.hu/DOCS/tech/slave.txt ) but when ...
3
votes
1answer
4k views

Securest way to authenticate users against /etc/shadow using PHP?

This question became important to me, since I'm setting up a Horde environment and want to use the system accounts. Doing some search I found mainly 4 ways of doing that, which all seem to have some ...
3
votes
3answers
2k views

Trying to update php on CentOS 5.7

Apologies in advance - I'm not a good Linux user by any stretch of the imagination. I have a CentOS 5.7 dedicated server on which I host a few websites. I currently have php 5.2.10 installed, but ...
3
votes
2answers
916 views

Installing php-cgi under Ubuntu for Cherokee web server

I have set up Cherokee web server on my server, and want to enable PHP and MySQL support for applications like Wordpress and phpBB. I have tried running these commands: sudo apt-get install php5 ...