mirror of
https://github.com/syncthing/syncthing-android.git
synced 2024-11-26 14:21:16 +00:00
289 lines
10 KiB
Python
289 lines
10 KiB
Python
from __future__ import print_function
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import os
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import os.path
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import sys
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import subprocess
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import platform
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SUPPORTED_PYTHON_PLATFORMS = ['Windows', 'Linux', 'Darwin']
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BUILD_TARGETS = [
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{
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'arch': 'arm',
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'goarch': 'arm',
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'jni_dir': 'armeabi',
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'cc': 'arm-linux-androideabi-clang',
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},
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{
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'arch': 'arm64',
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'goarch': 'arm64',
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'jni_dir': 'arm64-v8a',
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'cc': 'aarch64-linux-android-clang',
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'min_sdk': 21,
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},
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{
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'arch': 'x86',
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'goarch': '386',
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'jni_dir': 'x86',
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'cc': 'i686-linux-android-clang',
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}
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]
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def fail(message, *args, **kwargs):
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print((message % args).format(**kwargs))
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sys.exit(1)
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def get_min_sdk(project_dir):
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with open(os.path.join(project_dir, 'app', 'build.gradle')) as file_handle:
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for line in file_handle:
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tokens = list(filter(None, line.split()))
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if len(tokens) == 2 and tokens[0] == 'minSdkVersion':
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return int(tokens[1])
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fail('Failed to find minSdkVersion')
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def which(program):
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import os
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def is_exe(fpath):
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return os.path.isfile(fpath) and os.access(fpath, os.X_OK)
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if (sys.platform == 'win32'):
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program += ".exe"
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fpath, fname = os.path.split(program)
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if fpath:
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if is_exe(program):
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return program
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else:
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for path in os.environ["PATH"].split(os.pathsep):
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exe_file = os.path.join(path, program)
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if is_exe(exe_file):
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return exe_file
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return None
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def change_permissions_recursive(path, mode):
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import os
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for root, dirs, files in os.walk(path, topdown=False):
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for dir in [os.path.join(root,d) for d in dirs]:
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os.chmod(dir, mode)
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for file in [os.path.join(root, f) for f in files]:
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os.chmod(file, mode)
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def install_go():
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import os
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import tarfile
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import zipfile
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import urllib
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import hashlib
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# Consts.
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pwd_path = os.path.dirname(os.path.realpath(__file__))
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if sys.platform == 'win32':
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url = 'https://dl.google.com/go/go1.9.7.windows-amd64.zip'
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expected_shasum = '8db4b21916a3bc79f48d0611202ee5814c82f671b36d5d2efcb446879456cd28'
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tar_gz_fullfn = pwd_path + os.path.sep + 'go.zip';
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else:
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url = 'https://dl.google.com/go/go1.9.7.linux-amd64.tar.gz'
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expected_shasum = '88573008f4f6233b81f81d8ccf92234b4f67238df0f0ab173d75a302a1f3d6ee'
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tar_gz_fullfn = pwd_path + os.path.sep + 'go.tgz';
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# Download prebuilt-go.
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url_base_name = os.path.basename(url)
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if not os.path.isfile(tar_gz_fullfn):
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print('Downloading prebuilt-go to:', tar_gz_fullfn)
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tar_gz_fullfn = urllib.urlretrieve(url, tar_gz_fullfn)[0]
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print('Downloaded prebuilt-go to:', tar_gz_fullfn)
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# Verfiy SHA-256 checksum of downloaded files.
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with open(tar_gz_fullfn, 'rb') as f:
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contents = f.read()
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found_shasum = hashlib.sha256(contents).hexdigest()
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print("SHA-256:", tar_gz_fullfn, "%s" % found_shasum)
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if found_shasum != expected_shasum:
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fail('Error: SHA-256 checksum', found_shasum, 'of downloaded file does not match expected checksum', expected_shasum)
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print("[ok] Checksum of", tar_gz_fullfn, "matches expected value.")
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# Proceed with extraction of the prebuilt go.
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if not os.path.isfile(pwd_path + os.path.sep + 'go' + os.path.sep + 'LICENSE'):
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print("Extracting prebuilt-go ...")
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# This will go to a subfolder "go" in the current path.
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file_name, file_extension = os.path.splitext(url_base_name)
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if sys.platform == 'win32':
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zip = zipfile.ZipFile(tar_gz_fullfn, 'r')
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zip.extractall(pwd_path)
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zip.close()
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else:
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tar = tarfile.open(tar_gz_fullfn)
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tar.extractall(pwd_path)
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tar.close()
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# Add (...).tar/go/bin" to the PATH.
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go_bin_path = pwd_path + os.path.sep + 'go' + os.path.sep + 'bin'
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print('Adding to PATH:', go_bin_path)
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os.environ["PATH"] += os.pathsep + go_bin_path
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def install_ndk():
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import os
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import zipfile
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import urllib
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import hashlib
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# Consts.
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pwd_path = os.path.dirname(os.path.realpath(__file__))
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if sys.platform == 'win32':
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url = 'https://dl.google.com/android/repository/android-ndk-r18-windows-x86_64.zip'
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expected_shasum = '7fc0e0f94d86ea389bd18761abdc1bae2c005587'
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else:
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url = 'https://dl.google.com/android/repository/android-ndk-r18-linux-x86_64.zip'
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expected_shasum = '2ac2e8e1ef73ed551cac3a1479bb28bd49369212'
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zip_fullfn = pwd_path + os.path.sep + 'ndk.zip';
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# Download NDK.
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url_base_name = os.path.basename(url)
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if not os.path.isfile(zip_fullfn):
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print('Downloading NDK to:', zip_fullfn)
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zip_fullfn = urllib.urlretrieve(url, zip_fullfn)[0]
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print('Downloaded NDK to:', zip_fullfn)
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# Verfiy SHA-1 checksum of downloaded files.
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with open(zip_fullfn, 'rb') as f:
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contents = f.read()
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found_shasum = hashlib.sha1(contents).hexdigest()
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print("SHA-1:", zip_fullfn, "%s" % found_shasum)
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if found_shasum != expected_shasum:
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fail('Error: SHA-1 checksum', found_shasum, 'of downloaded file does not match expected checksum', expected_shasum)
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print("[ok] Checksum of", zip_fullfn, "matches expected value.")
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# Proceed with extraction of the NDK if necessary.
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ndk_home_path = pwd_path + os.path.sep + 'android-ndk-r18'
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if not os.path.isfile(ndk_home_path + os.path.sep + "sysroot" + os.path.sep + "NOTICE"):
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print("Extracting NDK ...")
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# This will go to a subfolder "android-ndk-r18" in the current path.
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file_name, file_extension = os.path.splitext(url_base_name)
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zip = zipfile.ZipFile(zip_fullfn, 'r')
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zip.extractall(pwd_path)
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zip.close()
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# Linux only - Set executable permission on files.
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if platform.system() == 'Linux':
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print("Setting permissions on NDK executables ...")
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change_permissions_recursive(ndk_home_path, 0o755);
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# Add "ANDROID_NDK_HOME" environment variable.
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print('Adding ANDROID_NDK_HOME=\'' + ndk_home_path + '\'')
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os.environ["ANDROID_NDK_HOME"] = ndk_home_path
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#
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# BUILD SCRIPT MAIN.
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#
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if platform.system() not in SUPPORTED_PYTHON_PLATFORMS:
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fail('Unsupported python platform %s. Supported platforms: %s', platform.system(),
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', '.join(SUPPORTED_PYTHON_PLATFORMS))
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module_dir = os.path.dirname(os.path.realpath(__file__))
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project_dir = os.path.realpath(os.path.join(module_dir, '..'))
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# Use seperate build dir so standalone ndk isn't deleted by `gradle clean`
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build_dir = os.path.join(module_dir, 'gobuild')
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go_build_dir = os.path.join(build_dir, 'go-packages')
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syncthing_dir = os.path.join(module_dir, 'src', 'github.com', 'syncthing', 'syncthing')
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min_sdk = get_min_sdk(project_dir)
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# Check if go is available.
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go_bin = which("go");
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if not go_bin:
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print('Warning: go is not available on the PATH.')
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install_go();
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# Retry: Check if go is available.
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go_bin = which("go");
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if not go_bin:
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fail('Error: go is not available on the PATH.')
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print ('go_bin=\'' + go_bin + '\'')
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# Check if ANDROID_NDK_HOME variable is set.
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if not os.environ.get('ANDROID_NDK_HOME', ''):
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print('Warning: ANDROID_NDK_HOME environment variable not defined.')
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install_ndk();
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# Retry: Check if ANDROID_NDK_HOME variable is set.
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if not os.environ.get('ANDROID_NDK_HOME', ''):
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fail('Error: ANDROID_NDK_HOME environment variable not defined')
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print ('ANDROID_NDK_HOME=\'' + os.environ.get('ANDROID_NDK_HOME', '') + '\'')
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# Make sure all tags are available for git describe
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# https://github.com/syncthing/syncthing-android/issues/872
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subprocess.check_call([
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'git',
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'-C',
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syncthing_dir,
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'fetch',
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'--tags'
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])
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for target in BUILD_TARGETS:
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target_min_sdk = str(target.get('min_sdk', min_sdk))
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print('Building for', target['arch'])
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if os.environ.get('SYNCTHING_ANDROID_PREBUILT', ''):
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# The environment variable indicates the SDK and stdlib was prebuilt, set a custom paths.
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standalone_ndk_dir = os.environ['ANDROID_NDK_HOME'] + os.path.sep + 'standalone-ndk' + os.path.sep + 'android-' + target_min_sdk + '-' + target['goarch']
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pkg_argument = []
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else:
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# Build standalone NDK toolchain if it doesn't exist.
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# https://developer.android.com/ndk/guides/standalone_toolchain.html
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standalone_ndk_dir = build_dir + os.path.sep + 'standalone-ndk' + os.path.sep + 'android-' + target_min_sdk + '-' + target['goarch']
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pkg_argument = ['-pkgdir', os.path.join(go_build_dir, target['goarch'])]
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if not os.path.isdir(standalone_ndk_dir):
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print('Building standalone NDK for', target['arch'], 'API level', target_min_sdk, 'to', standalone_ndk_dir)
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subprocess.check_call([
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sys.executable,
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os.path.join(os.environ['ANDROID_NDK_HOME'], 'build', 'tools', 'make_standalone_toolchain.py'),
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'--arch',
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target['arch'],
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'--api',
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target_min_sdk,
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'--install-dir',
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standalone_ndk_dir,
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'-v'
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])
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environ = os.environ.copy()
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environ.update({
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'GOPATH': module_dir,
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'CGO_ENABLED': '1',
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'CC': os.path.join(standalone_ndk_dir, 'bin', target['cc'])
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})
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syncthingVersion = subprocess.check_output([
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'git',
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'-C',
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syncthing_dir,
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'describe',
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'--always'
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]).strip();
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syncthingVersion = syncthingVersion.replace("rc", "preview");
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print('Building syncthing version', syncthingVersion);
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subprocess.check_call([
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go_bin, 'run', 'build.go', '-goos', 'android', '-goarch', target['goarch'],
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'-version', syncthingVersion
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] + pkg_argument + ['-no-upgrade', 'build'], env=environ, cwd=syncthing_dir)
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# Copy compiled binary to jniLibs folder
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target_dir = os.path.join(project_dir, 'app', 'src', 'main', 'jniLibs', target['jni_dir'])
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if not os.path.isdir(target_dir):
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os.makedirs(target_dir)
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target_artifact = os.path.join(target_dir, 'libsyncthing.so')
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if os.path.exists(target_artifact):
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os.unlink(target_artifact)
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os.rename(os.path.join(syncthing_dir, 'syncthing'), target_artifact)
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print('Finished build for', target['arch'])
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print('All builds finished')
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