127 lines
3.7 KiB
Python
127 lines
3.7 KiB
Python
# ##### BEGIN GPL LICENSE BLOCK #####
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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#
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# ##### END GPL LICENSE BLOCK #####
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import collections
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import logging
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import os
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import subprocess
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import sys
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from pathlib import Path
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import socket
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import re
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import bpy
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VERSION_EXPR = re.compile('\d+.\d+.\d+')
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DEFAULT_CACHE_DIR = os.path.join(
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os.path.dirname(os.path.abspath(__file__)), "cache")
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REPLICATION_DEPENDENCIES = {
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"zmq",
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"deepdiff"
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}
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LIBS = os.path.join(os.path.dirname(os.path.abspath(__file__)), "libs")
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REPLICATION = os.path.join(LIBS,"replication")
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rtypes = []
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def module_can_be_imported(name: str) -> bool:
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try:
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__import__(name)
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return True
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except ModuleNotFoundError:
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return False
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def install_pip(python_path):
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# pip can not necessarily be imported into Blender after this
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subprocess.run([str(python_path), "-m", "ensurepip"])
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def install_requirements(python_path:str, module_requirement: str, install_dir: str):
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logging.info(f"Installing {module_requirement} dependencies in {install_dir}")
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env = os.environ
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if "PIP_REQUIRE_VIRTUALENV" in env:
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# PIP_REQUIRE_VIRTUALENV is an env var to ensure pip cannot install packages outside a virtual env
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# https://docs.python-guide.org/dev/pip-virtualenv/
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# But since Blender's pip is outside of a virtual env, it can block our packages installation, so we unset the
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# env var for the subprocess.
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env = os.environ.copy()
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del env["PIP_REQUIRE_VIRTUALENV"]
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subprocess.run([str(python_path), "-m", "pip", "install", "-r", f"{install_dir}/{module_requirement}/requirements.txt", "-t", install_dir], env=env)
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def get_ip():
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"""
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Retrieve the main network interface IP.
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"""
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s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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s.connect(("8.8.8.8", 80))
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ip = s.getsockname()[0]
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s.close()
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return ip
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def check_dir(dir):
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if not os.path.exists(dir):
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os.makedirs(dir)
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def setup_paths(paths: list):
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""" Add missing path to sys.path
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"""
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for path in paths:
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if path not in sys.path:
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logging.debug(f"Adding {path} dir to the path.")
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sys.path.insert(0, path)
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def remove_paths(paths: list):
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""" Remove list of path from sys.path
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"""
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for path in paths:
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if path in sys.path:
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logging.debug(f"Removing {path} dir from the path.")
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sys.path.remove(path)
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def register():
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if bpy.app.version >= (2,91,0):
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python_binary_path = sys.executable
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else:
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python_binary_path = bpy.app.binary_path_python
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python_path = Path(python_binary_path)
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for module_name in list(sys.modules.keys()):
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if 'replication' in module_name:
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del sys.modules[module_name]
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setup_paths([LIBS, REPLICATION])
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if not module_can_be_imported("pip"):
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install_pip(python_path)
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deps_not_installed = [package_name for package_name in REPLICATION_DEPENDENCIES if not module_can_be_imported(package_name)]
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if any(deps_not_installed):
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install_requirements(python_path, module_requirement='replication', install_dir=LIBS)
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def unregister():
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remove_paths([REPLICATION, LIBS]) |