Mini Shell

#!/opt/cloudlinux/venv/bin/python3 -bb
#
#Copyright (c) 2013 Cloud Linux LTD
#All rights reserved.
#
#Redistribution and use in source and binary forms, with or without
#modification, are permitted provided that the following conditions
#are met:
#  * Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#  * Redistributions in binary form must reproduce the above
#    copyright notice, this list of conditions and the following
#    disclaimer in the documentation and/or other materials provided
#    with the distribution.
#  * The names of its contributors may not be used to endorse or
#    promote products derived from this software without specific
#    prior written permission.
#
#THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
#"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
#LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
#FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
#COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
#INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
#BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
#LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
#CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
#LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
#ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
#POSSIBILITY OF SUCH DAMAGE.
#
from __future__ import print_function
from __future__ import absolute_import
from __future__ import division
from __future__ import unicode_literals
from future import standard_library
standard_library.install_aliases()
from builtins import *
import os
import sys

CL_SELECTOR_PATH = "/etc/cl.selector/"


def native_php_is_selected():
    """
    Return True when native php version is selected
    """
    user_php_file = CL_SELECTOR_PATH + 'lsphp'
    if not os.path.islink(user_php_file):
        return True
    # read link /etc/cl.selector/lsphp
    #  --> /opt/alt/php54/usr/bin/lsphp (for alt-php)
    # or
    #  --> /usr/selector/lsphp (for native)
    link_to = os.readlink(user_php_file)
    return not link_to.startswith('/opt/alt/php')


if __name__ == "__main__":
    try:
        binary_path = "/usr/local/bin/lsphp"
        if native_php_is_selected():
            # to load custom /var/www/system/domain.com/php.ini
            args = [binary_path]
        else:
            # to load custom "alternative" php.ini
            args = [binary_path, '-c', '/etc/php.ini']

        # append args
        args.extend(sys.argv[1:])

        # call php or plesk wrapper
        os.execv(binary_path, args)

        # execv function does not return when successful
        raise Exception('Error in CageFS cgi_wrapper: os.execv() failed')

    except Exception as e:
        print(str(e), file=sys.stderr)
        sys.exit(1)