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