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#!/router/bin/python
import sys,site
import platform,os
import tarfile
import errno
import pwd
CURRENT_PATH = os.path.dirname(os.path.realpath(__file__))
ROOT_PATH = os.path.abspath(os.path.join(CURRENT_PATH, os.pardir)) # path to trex_control_plane directory
PATH_TO_PYTHON_LIB = os.path.abspath(os.path.join(ROOT_PATH, 'python_lib'))
SERVER_MODULES = ['enum34-1.0.4',
# 'jsonrpclib-0.1.3',
'jsonrpclib-pelix-0.2.5',
'zmq',
'python-daemon-2.0.5',
'lockfile-0.10.2',
'termstyle'
]
def extract_zmq_package ():
"""make sure zmq package is available"""
os.chdir(PATH_TO_PYTHON_LIB)
if not os.path.exists('zmq'):
if os.path.exists('zmq_fedora.tar.gz'): # make sure tar file is available for extraction
try:
tar = tarfile.open("zmq_fedora.tar.gz")
# finally, extract the tarfile locally
tar.extractall()
except OSError as err:
if err.errno == errno.EACCES:
# fall back. try extracting using currently logged in user
stat_info = os.stat(PATH_TO_PYTHON_LIB)
uid = stat_info.st_uid
logged_user = pwd.getpwuid(uid).pw_name
if logged_user != 'root':
try:
os.system("sudo -u {user} tar -zxvf zmq_fedora.tar.gz".format(user = logged_user))
except:
raise OSError(13, 'Permission denied: Please make sure that logged user have sudo access and writing privileges to `python_lib` directory.')
else:
raise OSError(13, 'Permission denied: Please make sure that logged user have sudo access and writing privileges to `python_lib` directory.')
finally:
tar.close()
else:
raise IOError("File 'zmq_fedora.tar.gz' couldn't be located at python_lib directory.")
os.chdir(CURRENT_PATH)
def import_server_modules ():
# must be in a higher priority
sys.path.insert(0, PATH_TO_PYTHON_LIB)
sys.path.append(ROOT_PATH)
extract_zmq_package()
import_module_list(SERVER_MODULES)
def import_module_list (modules_list):
assert(isinstance(modules_list, list))
for p in modules_list:
full_path = os.path.join(PATH_TO_PYTHON_LIB, p)
fix_path = os.path.normcase(full_path)
site.addsitedir(full_path)
import_server_modules()
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