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setenv.py
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setenv.py
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# -*- coding: iso-8859-1 -*-
# modified version of the original setenv.py from the salome-kernel module
# removed the most crazy functions
import sys
import os
import glob
import time
import pickle
import subprocess
from salome_utils import *
from lxml import etree
from lxml.builder import E
from collections import Iterable
# salome_subdir variable is used for composing paths like
# $KERNEL_ROOT_DIR/share/salome/resources, etc. before moving to SUIT-based
# gui, instead of salome_subdir there was args['appname'] used. but after -
# 'appname' = "SalomeApp", so using it in making the subdirectory is an error.
salome_subdir = "salome"
def collect_module_data(modules_path):
data = {}
python_version="python%d.%d" % sys.version_info[0:2]
for x in os.listdir(modules_path):
if os.path.isdir(os.path.join(modules_path,x)):
name = x.split('_')[0]
root = os.path.join(modules_path,x)
site = os.path.join(
root,'lib',python_version,'site-packages','salome')
resources = os.path.join(
root,'share','salome','resources',name.lower())
bindir = os.path.join(root,'bin','salome')
data[name] = {
'root':os.path.abspath(root),
'bin':os.path.abspath(bindir),
'lib':os.path.abspath(os.path.join(root,'lib','salome')),
'site-packages':os.path.abspath(site),
'shared_modules':os.path.abspath(os.path.join(site,'shared_modules')),
'resources':os.path.abspath(resources),
#if not name.lower().endswith('plugin'):
'catalog':os.path.abspath(os.path.join(resources,'%sCatalog.xml'%name)),
}
return data
def create_config_template(modules_path,prereq_paths=[]):
modules = collect_module_data(modules_path)
config = {
'env':{
# SMESH expects a environment variable describing the meshers, lets create
# it
'SMESH_MeshersList':get_meshers(modules),
'HOMARD_REP_EXE':'',
'HOMARD_EXE':'',
},
'modules':modules,
}
for path in prereq_paths:
add_config = get_prerequisites(path)
for key,data in add_config.items():
if key in config['env']:
config['env'][key].extend(data)
else:
config['env'][key] = data
return config
def get_prerequisites(prereqpath):
ld_library_path = []
path = []
include = []
pythonpath = []
python_version="python%d.%d" % sys.version_info[0:2]
for prereq in os.listdir(prereqpath):
libdir = os.path.join(prereqpath,prereq,'lib')
if os.path.isdir(libdir):
for sub in os.listdir(libdir):
if os.path.isdir(os.path.join(libdir,sub)) and prereq.split('_')[0].lower() in sub:
ld_library_path.append(
os.path.abspath(os.path.join(libdir,sub)))
ld_library_path.append(os.path.abspath(libdir))
if os.path.isdir(os.path.join(
prereqpath,prereq,'lib',python_version,'site-packages')):
pythonpath.append(os.path.abspath(os.path.join(
prereqpath,prereq,'lib',python_version,'site-packages')))
if os.path.isdir(os.path.join(prereqpath,prereq,'bin')):
path.append(os.path.abspath(os.path.join(prereqpath,prereq,'bin')))
return {
'LD_LIBRARY_PATH':ld_library_path,
'PATH':path,
'PYTHONPATH':pythonpath,
}
def get_meshers(modules_config):
meshers = []
for key,val in modules_config.items():
for xmlpath in glob.glob(
os.path.join(val['resources'],'*.xml')):
try:
doc = etree.parse(xmlpath)
gr = doc.find('meshers-group')
if gr != None:
meshers.append(gr.get('resources'))
except etree.XMLSyntaxError as e:
pass
return meshers
def add_path(directory, variable_name):
"""Function helper to add environment variables"""
if not variable_name in os.environ:
os.environ[variable_name] = ""
if isinstance(directory,Iterable) and not isinstance(directory,unicode):
directories=list(directory)
else:
directories=[directory]
toappend = []
for _dir in directories:
if not _dir in os.environ[variable_name]:
toappend.append(_dir)
os.environ[variable_name] = (
os.pathsep.join(toappend)+os.pathsep+os.environ[variable_name])
## to clever in my opinion, but maybe it depends on it
if variable_name == "PYTHONPATH":
sys.path.insert(0,directory)
def get_lib_dir():
return 'lib'
def set_env(config, args={},silent=False):
"""Add to the PATH-variables modules specific paths and set all other left
environment variables specific to the salome application
:args: dict containing additional agrs, see the source code to get a clue
what we support here
:modules_list: list of modules which need to be loaded
:modules_config: a tuple of (name,module_config) of the module
configurations
"""
# source a shell script
if 'env_sh' in config:
if isinstance(config['env_sh'],Iterable) and \
not isinstance(config['env_sh'],unicode):
for path in config['env_sh']:
source_shell_script(path)
else:
source_shell_script(config['env_sh'])
module_root_dirs = set()
module_resources = set()
# smesh_setenv assumes it is defined already
add_path('','SalomeAppConfig')
for module, module_config in config['modules'].items():
os.environ['%s_ROOT_DIR'%module.upper()] = module_config['root']
module_root_dirs.add(module_config['root'])
module_resources.add(module_config['resources'])
if sys.platform == "win32":
add_path(module_config['lib'],"PATH")
else:
add_path(module_config['lib'],"LD_LIBRARY_PATH")
add_path(module_config['bin'],"PATH")
# add lib before site-packages to load script instead of dll if any
# (win32 platform)
add_path(module_config['bin'],"PYTHONPATH")
add_path(module_config['lib'],"PYTHONPATH")
add_path(module_config['site-packages'],"PYTHONPATH")
add_path(module_config['shared_modules'],"PYTHONPATH")
# set environment by modules from the list
try:
mod = __import__(module.lower()+"_setenv")
mod.set_env([])
except ImportError:
pass
except Exception as e:
pass
#import traceback
#print('failed to import {0}_setenv: {1}'.format(module.lower(),e))
#traceback.print_exc()
if os.getenv('SALOME_BATCH') == None:
os.putenv('SALOME_BATCH','0')
# probably needed, i don't know
os.environ["SALOMEPATH"]=os.pathsep.join(module_root_dirs)
# set trace environment variable
if not os.environ.has_key("SALOME_trace"):
os.environ["SALOME_trace"]="local"
if args.get('logfile'):
os.environ["SALOME_trace"]="file:"+args['logfile']
if args.get('logger'):
os.environ["SALOME_trace"]="with_logger"
if args.get('user_catalog'):
os.environ['USER_CATALOG_RESOURCES_FILE'] = args['user_catalog']
elif 'user_catalog' in config:
os.environ['USER_CATALOG_RESOURCES_FILE'] = config['user_catalog']
else:
os.environ['USER_CATALOG_RESOURCES_FILE'] = '/home/martin/.config/salome/CatalogResources.xml'
# set resources variables if not yet set
os.environ["CSF_SALOMEDS_ResourcesDefaults"] = config['modules']['KERNEL']['resources']
# list of all resources
add_path(module_resources,'SalomeAppConfig')
if 'env' in config:
for key,val in config['env'].items():
if isinstance(val,list):
add_path(val,key)
else:
os.environ[key] = val
def set_env_omniorb(host,port,omniorb_userpath=None):
if not omniorb_userpath:
omniorb_userpath = os.path.join(getCacheDir(),'omniORB')
os.environ['OMNIORB_USER_PATH'] = omniorb_userpath
os.environ['OMNIORB_CONFIG'] = os.path.join(
os.environ['OMNIORB_USER_PATH'],'omniORB_{0}_{1}.cfg'.format(host,port))
os.environ['NSPORT'] = str(port)
os.environ['NSHOST'] = host
def source_shell_script(path):
# take from http://pythonwise.blogspot.co.at/2010/04/sourcing-shell-script.html
pipe = subprocess.Popen(
". %s; env"%path, stdout=subprocess.PIPE,shell=True)
data = pipe.communicate()[0]
env = dict((line.split("=", 1) for line in data.splitlines()))
os.environ.update(env)