110 lines
3.2 KiB
Python
110 lines
3.2 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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VERSION_EXPR = re.compile('\d+.\d+.\d+')
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THIRD_PARTY = os.path.join(os.path.dirname(os.path.abspath(__file__)), "libs")
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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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PYTHON_PATH = None
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SUBPROCESS_DIR = None
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rtypes = []
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def module_can_be_imported(name):
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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():
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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_package(name):
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logging.info(f"installing {name} version...")
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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", f"{name}"], env=env)
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if name in sys.modules:
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del sys.modules[name]
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def check_package_version(name, required_version):
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logging.info(f"Checking {name} version...")
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out = subprocess.run([str(PYTHON_PATH), "-m", "pip", "show", name], capture_output=True)
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version = VERSION_EXPR.search(out.stdout.decode())
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if version and version.group() == required_version:
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logging.info(f"{name} is up to date")
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return True
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else:
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logging.info(f"{name} need an update")
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return False
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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(dependencies, python_path):
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global PYTHON_PATH, SUBPROCESS_DIR
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PYTHON_PATH = Path(python_path)
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SUBPROCESS_DIR = PYTHON_PATH.parent
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if not module_can_be_imported("pip"):
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install_pip()
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for package_name in dependencies:
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if not module_can_be_imported(package_name):
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install_package(package_name)
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module_can_be_imported(package_name)
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