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Agros is a binary implementation in C of the limited shell (lshell)
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################################## # AGROS - The New Limited Shell # ################################## AGROS is my implementation in C of the Limited Shell (lshell). Lshell is a project developed by ghantoos (mouzannar@gmail.com), The project consists of a UNIX shell coded in Python, that restricts users to a set of predefined commands. You can find the original project here: http://lshell.ghantoos.org. AGROS aims at implementing lshell in C. The idea being to get rid of certain limitations of Python, namely: - The availability of the Python interpreter on a machine. - Versions management. (Lshell does not yet support Python 3) - Performance issues, most notably on embedded systems. This is why AGROS is rightfully named AGROS Got Rid Of the Snake. I'm pretty proud of that name :) The way it works is that the administrator defines a certain list of commands the user can execute. It's a restrictive shell used for security puproses. Latest Release: ############### * Release Name: agros-0.3.2 * Release Date: 01/10/2011 Dependencies: ############ These are available as packaged binaries for Debian. I haven't tried them on other Unices. * pkg-config * libglib2.0-dev Install: ######## You can compile the program by running "make". If the dependencies are present, it will create a binary executable named "agros" that can be directly runnable. If make is called without any arguments, then agros will look for a file called "agros.conf" in the current directory. You can give two command line arguments to make: - SYSCONFDIR: Determines the directory where "agros.conf" is located. make will also copy automatically the conf file to SYSCONFDIR - TARGETDIR: Determines the directory where the executable will be moved. Configuration: ############## There are five variables defined in the agros.conf file. - allowed: Gives a list of the allowed commands separated by a semi-colon ";" - forbidden: Defines a list of forbidden characters in the command line. - welcome (optional): Displays a welcome message - loglevel (optional): Defines the level of log sent to syslog 0- No logging at all (default) 1- Logging only prohibited commands 2- Logging commands that returned an error 3- Logging everything - warnings (optional): Sets a number of warnings that decreases every time the user enters a forbidden command. When warnings reach 0, AGROS exits. Contact ####### If you want to contribute to this project, please do not hesitate. Since the project is still at its infancy, it'd be better if you contacted me at my email address: Joe "rahmu" HAKIM RAHME <joe.hakim.rahme@gmail.com>
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