mirror of
https://github.com/niess/python-appimage.git
synced 2026-03-14 04:10:15 +01:00
244 lines
7.7 KiB
Python
244 lines
7.7 KiB
Python
import glob
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import os
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import re
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import shutil
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import sys
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from .appify import Appifier
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from ..manylinux import PythonVersion
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from ..utils.deps import EXCLUDELIST, PATCHELF, ensure_excludelist, \
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ensure_patchelf
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from ..utils.fs import copy_file, copy_tree, make_tree, remove_file, \
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remove_tree
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from ..utils.log import log
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from ..utils.system import ldd, system
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__all__ = ['patch_binary', 'relocate_python']
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_excluded_libs = None
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'''Appimage excluded libraries, i.e. assumed to be installed on the host
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'''
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def patch_binary(path, libdir, recursive=True):
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'''Patch the RPATH of a binary and fetch its dependencies
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'''
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global _excluded_libs
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if _excluded_libs is None:
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ensure_excludelist()
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excluded = []
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with open(EXCLUDELIST) as f:
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for line in f:
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line = line.strip()
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if (not line) or line.startswith('#'):
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continue
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excluded.append(line.split(' ', 1)[0])
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_excluded_libs = excluded
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else:
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excluded = _excluded_libs
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deps = ldd(path) # Fetch deps before patching RPATH.
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ensure_patchelf()
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rpath = '\'' + system((PATCHELF, '--print-rpath', path)) + '\''
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relpath = os.path.relpath(libdir, os.path.dirname(path))
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relpath = '' if relpath == '.' else '/' + relpath
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expected = '\'$ORIGIN' + relpath + ':$ORIGIN/../lib\''
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if rpath != expected:
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system((PATCHELF, '--set-rpath', expected, path))
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for dep in deps:
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name = os.path.basename(dep)
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if name in excluded:
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continue
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target = libdir + '/' + name
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if not os.path.exists(target):
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copy_file(dep, target)
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if recursive:
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patch_binary(target, libdir, recursive=True)
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def relocate_python(python=None, appdir=None):
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'''Bundle a Python install inside an AppDir
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'''
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if python is not None:
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if not os.path.exists(python):
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raise ValueError('could not access ' + python)
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if appdir is None:
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appdir = 'AppDir'
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# Set some key variables & paths
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if python:
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FULLVERSION = system((python, '-c', '"import sys; print(sys.version)"'))
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FULLVERSION = FULLVERSION.strip()
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else:
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FULLVERSION = sys.version
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FULLVERSION = FULLVERSION.split(None, 1)[0]
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VERSION = '.'.join(FULLVERSION.split('.')[:2])
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PYTHON_X_Y = 'python' + VERSION
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PIP_X_Y = 'pip' + VERSION
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PIP_X = 'pip' + VERSION[0]
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APPDIR = os.path.abspath(appdir)
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APPDIR_BIN = APPDIR + '/usr/bin'
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APPDIR_LIB = APPDIR + '/usr/lib'
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APPDIR_SHARE = APPDIR + '/usr/share'
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if python:
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HOST_PREFIX = system((
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python, '-c', '"import sys; print(sys.prefix)"')).strip()
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else:
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HOST_PREFIX = sys.prefix
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HOST_BIN = HOST_PREFIX + '/bin'
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HOST_INC = HOST_PREFIX + '/include/' + PYTHON_X_Y
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HOST_LIB = HOST_PREFIX + '/lib'
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HOST_PKG = HOST_LIB + '/' + PYTHON_X_Y
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PYTHON_PREFIX = APPDIR + '/opt/' + PYTHON_X_Y
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PYTHON_BIN = PYTHON_PREFIX + '/bin'
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PYTHON_INC = PYTHON_PREFIX + '/include/' + PYTHON_X_Y
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PYTHON_LIB = PYTHON_PREFIX + '/lib'
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PYTHON_PKG = PYTHON_LIB + '/' + PYTHON_X_Y
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if not os.path.exists(HOST_PKG):
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paths = glob.glob(HOST_PKG + '*')
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if paths:
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HOST_PKG = paths[0]
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PYTHON_PKG = PYTHON_LIB + '/' + os.path.basename(HOST_PKG)
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else:
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raise ValueError('could not find {0:}'.format(HOST_PKG))
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if not os.path.exists(HOST_INC):
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paths = glob.glob(HOST_INC + '*')
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if paths:
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HOST_INC = paths[0]
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PYTHON_INC = PYTHON_INC + '/' + os.path.basename(HOST_INC)
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else:
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raise ValueError('could not find {0:}'.format(HOST_INC))
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# Copy the running Python's install
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log('CLONE', '%s from %s', PYTHON_X_Y, HOST_PREFIX)
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source = HOST_BIN + '/' + PYTHON_X_Y
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if not os.path.exists(source):
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raise ValueError('could not find {0:} executable'.format(PYTHON_X_Y))
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make_tree(PYTHON_BIN)
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target = PYTHON_BIN + '/' + PYTHON_X_Y
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copy_file(source, target, update=True)
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copy_tree(HOST_PKG, PYTHON_PKG)
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copy_tree(HOST_INC, PYTHON_INC)
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make_tree(APPDIR_BIN)
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pip_source = HOST_BIN + '/' + PIP_X_Y
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if not os.path.exists(pip_source):
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pip_source = HOST_BIN + '/' + PIP_X
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if os.path.exists(pip_source):
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with open(pip_source) as f:
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f.readline()
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body = f.read()
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target = PYTHON_BIN + '/' + PIP_X_Y
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with open(target, 'w') as f:
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f.write('#! /bin/sh\n')
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f.write(' '.join((
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'"exec"',
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'"$(dirname $(readlink -f ${0}))/../../../usr/bin/' +
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PYTHON_X_Y + '"',
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'"$0"',
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'"$@"\n'
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)))
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f.write(body)
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shutil.copymode(pip_source, target)
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# Remove unrelevant files
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log('PRUNE', '%s packages', PYTHON_X_Y)
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remove_file(PYTHON_LIB + '/lib' + PYTHON_X_Y + '.a')
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remove_tree(PYTHON_PKG + '/test')
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remove_file(PYTHON_PKG + '/dist-packages')
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matches = glob.glob(PYTHON_PKG + '/config-*-linux-*')
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for path in matches:
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remove_tree(path)
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# Set RPATHs and bundle external libraries
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log('LINK', '%s C-extensions', PYTHON_X_Y)
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make_tree(APPDIR_LIB)
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patch_binary(PYTHON_BIN + '/' + PYTHON_X_Y, APPDIR_LIB, recursive=False)
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for root, dirs, files in os.walk(PYTHON_PKG + '/lib-dynload'):
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for file_ in files:
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if not file_.endswith('.so'):
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continue
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patch_binary(os.path.join(root, file_), APPDIR_LIB, recursive=False)
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for file_ in glob.iglob(APPDIR_LIB + '/lib*.so*'):
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patch_binary(file_, APPDIR_LIB, recursive=True)
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# Copy shared data for TCl/Tk
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tk_version = _get_tk_version(PYTHON_PKG)
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if tk_version is not None:
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tcltkdir = APPDIR_SHARE + '/tcltk'
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if (not os.path.exists(tcltkdir + '/tcl' + tk_version)) or \
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(not os.path.exists(tcltkdir + '/tk' + tk_version)):
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libdir = _get_tk_libdir(tk_version)
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log('INSTALL', 'Tcl/Tk' + tk_version)
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make_tree(tcltkdir)
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tclpath = libdir + '/tcl' + tk_version
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copy_tree(tclpath, tcltkdir + '/tcl' + tk_version)
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tkpath = libdir + '/tk' + tk_version
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copy_tree(tkpath, tcltkdir + '/tk' + tk_version)
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# Copy any SSL certificate
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cert_file = os.getenv('SSL_CERT_FILE')
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if cert_file:
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# Package certificates as well for SSL
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# (see https://github.com/niess/python-appimage/issues/24)
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dirname, basename = os.path.split(cert_file)
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make_tree('AppDir' + dirname)
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copy_file(cert_file, 'AppDir' + cert_file)
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log('INSTALL', basename)
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# Bundle AppImage specific files.
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appifier = Appifier(
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appdir = APPDIR,
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appdir_bin = APPDIR_BIN,
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python_bin = PYTHON_BIN,
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python_pkg = PYTHON_PKG,
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tk_version = tk_version,
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version = PythonVersion.from_str(FULLVERSION)
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)
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appifier.appify()
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def _get_tk_version(python_pkg):
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tkinter = glob.glob(python_pkg + '/lib-dynload/_tkinter*.so')
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if tkinter:
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tkinter = tkinter[0]
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for dep in ldd(tkinter):
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name = os.path.basename(dep)
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if name.startswith('libtk'):
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match = re.search('libtk([0-9]+[.][0-9]+)', name)
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return match.group(1)
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else:
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raise RuntimeError('could not guess Tcl/Tk version')
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def _get_tk_libdir(version):
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try:
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library = system(('tclsh' + version,), stdin='puts [info library]')
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except SystemError:
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raise RuntimeError('could not locate Tcl/Tk' + version + ' library')
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return os.path.dirname(library)
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