259 lines
10 KiB
Python
259 lines
10 KiB
Python
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from pythonforandroid.recipe import TargetPythonRecipe
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from pythonforandroid.toolchain import shprint, current_directory, ArchARM
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from pythonforandroid.logger import info, error
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from pythonforandroid.util import ensure_dir, temp_directory
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from os.path import exists, join
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import os
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import glob
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import sh
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from sh import Command
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# This is the content of opensslconf.h taken from
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# ndkdir/build/tools/build-target-openssl.sh
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OPENSSLCONF = """#if defined(__ARM_ARCH_5TE__)
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#include "opensslconf_armeabi.h"
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#elif defined(__ARM_ARCH_7A__) && !defined(__ARM_PCS_VFP)
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#include "opensslconf_armeabi_v7a.h"
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#elif defined(__ARM_ARCH_7A__) && defined(__ARM_PCS_VFP)
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#include "opensslconf_armeabi_v7a_hard.h"
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#elif defined(__aarch64__)
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#include "opensslconf_arm64_v8a.h"
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#elif defined(__i386__)
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#include "opensslconf_x86.h"
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#elif defined(__x86_64__)
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#include "opensslconf_x86_64.h"
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#elif defined(__mips__) && !defined(__mips64)
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#include "opensslconf_mips.h"
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#elif defined(__mips__) && defined(__mips64)
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#include "opensslconf_mips64.h"
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#else
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#error "Unsupported ABI"
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#endif
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"""
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LATEST_FULL_VERSION = {
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'3.5': '3.5.1',
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'3.6': '3.6.6',
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'3.7': '3.7.0'
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}
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def realpath(fname):
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"""
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Own implementation of os.realpath which may be broken in some python versions
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Returns: the absolute path o
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"""
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if not os.path.islink(fname):
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return os.path.abspath(fname)
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abs_path = os.path.abspath(fname).split(os.sep)[:-1]
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rel_path = os.readlink(fname)
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if os.path.abspath(rel_path) == rel_path:
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return rel_path
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rel_path = rel_path.split(os.sep)
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for folder in rel_path:
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if folder == '..':
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abs_path.pop()
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else:
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abs_path.append(folder)
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return os.sep.join(abs_path)
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class Python3Recipe(TargetPythonRecipe):
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version = '3.6'
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url = ''
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name = 'python3crystax'
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depends = ['hostpython3crystax']
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conflicts = ['python2', 'python3']
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from_crystax = True
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def download_if_necessary(self):
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if 'openssl' in self.ctx.recipe_build_order or self.version == '3.6':
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full_version = LATEST_FULL_VERSION[self.version]
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Python3Recipe.url = 'https://www.python.org/ftp/python/{0}.{1}.{2}/Python-{0}.{1}.{2}.tgz'.format(*full_version.split('.'))
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super(Python3Recipe, self).download_if_necessary()
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def get_dir_name(self):
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name = super(Python3Recipe, self).get_dir_name()
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name += '-version{}'.format(self.version)
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return name
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def copy_include_dir(self, source, target):
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ensure_dir(target)
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for fname in os.listdir(source):
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sh.ln('-sf', realpath(join(source, fname)), join(target, fname))
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def _patch_dev_defaults(self, fp, target_ver):
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for line in fp:
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if 'OPENSSL_VERSIONS=' in line:
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versions = line.split('"')[1].split(' ')
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if versions[0] == target_ver:
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raise ValueError('Patch not needed')
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if target_ver in versions:
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versions.remove(target_ver)
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versions.insert(0, target_ver)
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yield 'OPENSSL_VERSIONS="{}"\n'.format(' '.join(versions))
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else:
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yield line
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def patch_dev_defaults(self, ssl_recipe):
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def_fname = join(self.ctx.ndk_dir, 'build', 'tools', 'dev-defaults.sh')
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try:
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with open(def_fname, 'r') as fp:
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s = ''.join(self._patch_dev_defaults(fp,
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str(ssl_recipe.version)))
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with open(def_fname, 'w') as fp:
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fp.write(s)
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except ValueError:
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pass
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def check_for_sslso(self, ssl_recipe, arch):
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# type: (Recipe, str)
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dynlib_dir = join(self.ctx.ndk_dir, 'sources', 'python', self.version,
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'libs', arch.arch, 'modules')
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if os.path.exists(join(dynlib_dir, '_ssl.so')):
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return 10, 'Shared object exists in ndk'
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# find out why _ssl.so is missing
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source_dir = join(self.ctx.ndk_dir, 'sources', 'openssl', ssl_recipe.version)
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if not os.path.exists(source_dir):
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return 0, 'Openssl version not present'
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# these two path checks are lifted straight from:
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# crystax-ndk/build/tools/build-target-python.sh
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if not os.path.exists(join(source_dir, 'Android.mk')):
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return 1.1, 'Android.mk is missing in openssl source'
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include_dir = join(source_dir, 'include','openssl')
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if not os.path.exists(join(include_dir, 'opensslconf.h')):
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return 1.2, 'Openssl include dir missing'
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under_scored_arch = arch.arch.replace('-', '_')
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if not os.path.lexists(join(include_dir,
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'opensslconf_{}.h'.format(under_scored_arch))):
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return 1.3, 'Opensslconf arch header missing from include'
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# lastly a check to see whether shared objects for the correct arch
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# is present in the ndk
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if not os.path.exists(join(source_dir, 'libs', arch.arch)):
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return 2, 'Openssl libs for this arch is missing in ndk'
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return 5, 'Ready to recompile python'
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def find_Android_mk(self):
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openssl_dir = join(self.ctx.ndk_dir, 'sources', 'openssl')
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for version in os.listdir(openssl_dir):
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mk_path = join(openssl_dir, version, 'Android.mk')
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if os.path.exists(mk_path):
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return mk_path
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def prebuild_arch(self, arch):
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super(Python3Recipe, self).prebuild_arch(arch)
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if self.version == '3.6':
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Python3Recipe.patches = ['patch_python3.6.patch']
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build_dir = self.get_build_dir(arch.arch)
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shprint(sh.ln, '-sf',
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realpath(join(build_dir, 'Lib/site-packages/README.txt')),
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join(build_dir, 'Lib/site-packages/README'))
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python_build_files = ['android.mk', 'config.c', 'interpreter.c']
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ndk_build_tools_python_dir = join(self.ctx.ndk_dir, 'build', 'tools', 'build-target-python')
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for python_build_file in python_build_files:
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shprint(sh.cp, join(ndk_build_tools_python_dir, python_build_file+'.3.5'),
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join(ndk_build_tools_python_dir, python_build_file+'.3.6'))
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ndk_sources_python_dir = join(self.ctx.ndk_dir, 'sources', 'python')
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if not os.path.exists(join(ndk_sources_python_dir, '3.6')):
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os.mkdir(join(ndk_sources_python_dir, '3.6'))
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sh.sed('s#3.5#3.6#',
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join(ndk_sources_python_dir, '3.5/Android.mk'),
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_out=join(ndk_sources_python_dir, '3.6/Android.mk'))
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def build_arch(self, arch):
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# If openssl is needed we may have to recompile cPython to get the
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# ssl.py module working properly
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if self.from_crystax and 'openssl' in self.ctx.recipe_build_order:
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info('Openssl and crystax-python combination may require '
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'recompilation of python...')
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ssl_recipe = self.get_recipe('openssl', self.ctx)
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stage, msg = self.check_for_sslso(ssl_recipe, arch)
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stage = 0 if stage < 5 else stage
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info(msg)
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openssl_build_dir = ssl_recipe.get_build_dir(arch.arch)
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openssl_ndk_dir = join(self.ctx.ndk_dir, 'sources', 'openssl',
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ssl_recipe.version)
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if stage < 2:
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info('Copying openssl headers and Android.mk to ndk')
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ensure_dir(openssl_ndk_dir)
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if stage < 1.2:
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# copy include folder and Android.mk to ndk
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mk_path = self.find_Android_mk()
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if mk_path is None:
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raise IOError('Android.mk file could not be found in '
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'any versions in ndk->sources->openssl')
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shprint(sh.cp, mk_path, openssl_ndk_dir)
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include_dir = join(openssl_build_dir, 'include')
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if stage < 1.3:
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ndk_include_dir = join(openssl_ndk_dir, 'include', 'openssl')
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self.copy_include_dir(join(include_dir, 'openssl'), ndk_include_dir)
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target_conf = join(openssl_ndk_dir, 'include', 'openssl',
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'opensslconf.h')
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shprint(sh.rm, '-f', target_conf)
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# overwrite opensslconf.h
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with open(target_conf, 'w') as fp:
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fp.write(OPENSSLCONF)
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if stage < 1.4:
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# move current conf to arch specific conf in ndk
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under_scored_arch = arch.arch.replace('-', '_')
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shprint(sh.ln, '-sf',
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realpath(join(include_dir, 'openssl', 'opensslconf.h')),
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join(openssl_ndk_dir, 'include', 'openssl',
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'opensslconf_{}.h'.format(under_scored_arch))
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)
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if stage < 3:
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info('Copying openssl libs to ndk')
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arch_ndk_lib = join(openssl_ndk_dir, 'libs', arch.arch)
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ensure_dir(arch_ndk_lib)
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shprint(sh.ln, '-sf',
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realpath(join(openssl_build_dir, 'libcrypto{}.so'.format(ssl_recipe.version))),
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join(openssl_build_dir, 'libcrypto.so'))
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shprint(sh.ln, '-sf',
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realpath(join(openssl_build_dir, 'libssl{}.so'.format(ssl_recipe.version))),
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join(openssl_build_dir, 'libssl.so'))
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libs = ['libcrypto.a', 'libcrypto.so', 'libssl.a', 'libssl.so']
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cmd = [join(openssl_build_dir, lib) for lib in libs] + [arch_ndk_lib]
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shprint(sh.cp, '-f', *cmd)
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if stage < 10:
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info('Recompiling python-crystax')
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self.patch_dev_defaults(ssl_recipe)
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build_script = join(self.ctx.ndk_dir, 'build', 'tools',
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'build-target-python.sh')
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shprint(Command(build_script),
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'--ndk-dir={}'.format(self.ctx.ndk_dir),
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'--abis={}'.format(arch.arch),
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'-j5', '--verbose',
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self.get_build_dir(arch.arch))
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info('Extracting CrystaX python3 from NDK package')
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dirn = self.ctx.get_python_install_dir()
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ensure_dir(dirn)
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self.ctx.hostpython = 'python{}'.format(self.version)
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recipe = Python3Recipe()
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