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# windows.py - Automation specific to Windows
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#
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# Copyright 2019 Gregory Szorc <gregory.szorc@gmail.com>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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# no-check-code because Python 3 native.
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import os
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import pathlib
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import re
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import subprocess
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import tempfile
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from .winrm import (
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run_powershell,
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)
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# PowerShell commands to activate a Visual Studio 2008 environment.
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# This is essentially a port of vcvarsall.bat to PowerShell.
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ACTIVATE_VC9_AMD64 = r'''
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Write-Output "activating Visual Studio 2008 environment for AMD64"
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$root = "$env:LOCALAPPDATA\Programs\Common\Microsoft\Visual C++ for Python\9.0"
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$Env:VCINSTALLDIR = "${root}\VC\"
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$Env:WindowsSdkDir = "${root}\WinSDK\"
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$Env:PATH = "${root}\VC\Bin\amd64;${root}\WinSDK\Bin\x64;${root}\WinSDK\Bin;$Env:PATH"
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$Env:INCLUDE = "${root}\VC\Include;${root}\WinSDK\Include;$Env:PATH"
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$Env:LIB = "${root}\VC\Lib\amd64;${root}\WinSDK\Lib\x64;$Env:LIB"
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$Env:LIBPATH = "${root}\VC\Lib\amd64;${root}\WinSDK\Lib\x64;$Env:LIBPATH"
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'''.lstrip()
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ACTIVATE_VC9_X86 = r'''
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Write-Output "activating Visual Studio 2008 environment for x86"
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$root = "$env:LOCALAPPDATA\Programs\Common\Microsoft\Visual C++ for Python\9.0"
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$Env:VCINSTALLDIR = "${root}\VC\"
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$Env:WindowsSdkDir = "${root}\WinSDK\"
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$Env:PATH = "${root}\VC\Bin;${root}\WinSDK\Bin;$Env:PATH"
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$Env:INCLUDE = "${root}\VC\Include;${root}\WinSDK\Include;$Env:INCLUDE"
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$Env:LIB = "${root}\VC\Lib;${root}\WinSDK\Lib;$Env:LIB"
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$Env:LIBPATH = "${root}\VC\lib;${root}\WinSDK\Lib;$Env:LIBPATH"
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'''.lstrip()
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HG_PURGE = r'''
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$Env:PATH = "C:\hgdev\venv-bootstrap\Scripts;$Env:PATH"
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Set-Location C:\hgdev\src
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hg.exe --config extensions.purge= purge --all
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if ($LASTEXITCODE -ne 0) {
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throw "process exited non-0: $LASTEXITCODE"
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}
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Write-Output "purged Mercurial repo"
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'''
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HG_UPDATE_CLEAN = r'''
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$Env:PATH = "C:\hgdev\venv-bootstrap\Scripts;$Env:PATH"
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Set-Location C:\hgdev\src
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hg.exe --config extensions.purge= purge --all
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if ($LASTEXITCODE -ne 0) {{
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throw "process exited non-0: $LASTEXITCODE"
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}}
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hg.exe update -C {revision}
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if ($LASTEXITCODE -ne 0) {{
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throw "process exited non-0: $LASTEXITCODE"
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}}
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hg.exe log -r .
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Write-Output "updated Mercurial working directory to {revision}"
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'''.lstrip()
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BUILD_INNO = r'''
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Set-Location C:\hgdev\src
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$python = "C:\hgdev\python27-{arch}\python.exe"
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C:\hgdev\python37-x64\python.exe contrib\packaging\inno\build.py --python $python
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if ($LASTEXITCODE -ne 0) {{
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throw "process exited non-0: $LASTEXITCODE"
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}}
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'''.lstrip()
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BUILD_WHEEL = r'''
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Set-Location C:\hgdev\src
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C:\hgdev\python27-{arch}\Scripts\pip.exe wheel --wheel-dir dist .
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if ($LASTEXITCODE -ne 0) {{
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throw "process exited non-0: $LASTEXITCODE"
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}}
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'''
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BUILD_WIX = r'''
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Set-Location C:\hgdev\src
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$python = "C:\hgdev\python27-{arch}\python.exe"
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C:\hgdev\python37-x64\python.exe contrib\packaging\wix\build.py --python $python {extra_args}
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if ($LASTEXITCODE -ne 0) {{
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throw "process exited non-0: $LASTEXITCODE"
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}}
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'''
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RUN_TESTS = r'''
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C:\hgdev\MinGW\msys\1.0\bin\sh.exe --login -c "cd /c/hgdev/src/tests && /c/hgdev/{python_path}/python.exe run-tests.py {test_flags}"
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if ($LASTEXITCODE -ne 0) {{
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throw "process exited non-0: $LASTEXITCODE"
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}}
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'''
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def get_vc_prefix(arch):
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if arch == 'x86':
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return ACTIVATE_VC9_X86
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elif arch == 'x64':
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return ACTIVATE_VC9_AMD64
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else:
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raise ValueError('illegal arch: %s; must be x86 or x64' % arch)
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def fix_authorized_keys_permissions(winrm_client, path):
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commands = [
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'$ErrorActionPreference = "Stop"',
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'Repair-AuthorizedKeyPermission -FilePath %s -Confirm:$false' % path,
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r'icacls %s /remove:g "NT Service\sshd"' % path,
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]
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run_powershell(winrm_client, '\n'.join(commands))
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def synchronize_hg(hg_repo: pathlib.Path, revision: str, ec2_instance):
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"""Synchronize local Mercurial repo to remote EC2 instance."""
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winrm_client = ec2_instance.winrm_client
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with tempfile.TemporaryDirectory() as temp_dir:
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temp_dir = pathlib.Path(temp_dir)
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ssh_dir = temp_dir / '.ssh'
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ssh_dir.mkdir()
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ssh_dir.chmod(0o0700)
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# Generate SSH key to use for communication.
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subprocess.run([
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'ssh-keygen', '-t', 'rsa', '-b', '4096', '-N', '',
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'-f', str(ssh_dir / 'id_rsa')],
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check=True, capture_output=True)
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# Add it to ~/.ssh/authorized_keys on remote.
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# This assumes the file doesn't already exist.
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authorized_keys = r'c:\Users\Administrator\.ssh\authorized_keys'
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winrm_client.execute_cmd(r'mkdir c:\Users\Administrator\.ssh')
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winrm_client.copy(str(ssh_dir / 'id_rsa.pub'), authorized_keys)
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fix_authorized_keys_permissions(winrm_client, authorized_keys)
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public_ip = ec2_instance.public_ip_address
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ssh_config = temp_dir / '.ssh' / 'config'
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with open(ssh_config, 'w', encoding='utf-8') as fh:
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fh.write('Host %s\n' % public_ip)
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fh.write(' User Administrator\n')
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fh.write(' StrictHostKeyChecking no\n')
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fh.write(' UserKnownHostsFile %s\n' % (ssh_dir / 'known_hosts'))
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fh.write(' IdentityFile %s\n' % (ssh_dir / 'id_rsa'))
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if not (hg_repo / '.hg').is_dir():
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raise Exception('%s is not a Mercurial repository; '
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'synchronization not yet supported' % hg_repo)
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env = dict(os.environ)
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env['HGPLAIN'] = '1'
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env['HGENCODING'] = 'utf-8'
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hg_bin = hg_repo / 'hg'
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res = subprocess.run(
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['python2.7', str(hg_bin), 'log', '-r', revision, '-T', '{node}'],
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cwd=str(hg_repo), env=env, check=True, capture_output=True)
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full_revision = res.stdout.decode('ascii')
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args = [
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'python2.7', hg_bin,
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'--config', 'ui.ssh=ssh -F %s' % ssh_config,
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'--config', 'ui.remotecmd=c:/hgdev/venv-bootstrap/Scripts/hg.exe',
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# Also ensure .hgtags changes are present so auto version
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# calculation works.
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'push', '-f', '-r', full_revision, '-r', 'file(.hgtags)',
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'ssh://%s/c:/hgdev/src' % public_ip,
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]
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res = subprocess.run(args, cwd=str(hg_repo), env=env)
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# Allow 1 (no-op) to not trigger error.
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if res.returncode not in (0, 1):
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res.check_returncode()
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run_powershell(winrm_client,
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HG_UPDATE_CLEAN.format(revision=full_revision))
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# TODO detect dirty local working directory and synchronize accordingly.
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def purge_hg(winrm_client):
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"""Purge the Mercurial source repository on an EC2 instance."""
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run_powershell(winrm_client, HG_PURGE)
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def find_latest_dist(winrm_client, pattern):
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"""Find path to newest file in dist/ directory matching a pattern."""
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res = winrm_client.execute_ps(
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r'$v = Get-ChildItem -Path C:\hgdev\src\dist -Filter "%s" '
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'| Sort-Object LastWriteTime -Descending '
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'| Select-Object -First 1\n'
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'$v.name' % pattern
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)
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return res[0]
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def copy_latest_dist(winrm_client, pattern, dest_path):
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"""Copy latest file matching pattern in dist/ directory.
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Given a WinRM client and a file pattern, find the latest file on the remote
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matching that pattern and copy it to the ``dest_path`` directory on the
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local machine.
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"""
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latest = find_latest_dist(winrm_client, pattern)
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source = r'C:\hgdev\src\dist\%s' % latest
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dest = dest_path / latest
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print('copying %s to %s' % (source, dest))
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winrm_client.fetch(source, str(dest))
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def build_inno_installer(winrm_client, arch: str, dest_path: pathlib.Path,
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version=None):
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"""Build the Inno Setup installer on a remote machine.
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Using a WinRM client, remote commands are executed to build
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a Mercurial Inno Setup installer.
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"""
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print('building Inno Setup installer for %s' % arch)
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extra_args = []
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if version:
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extra_args.extend(['--version', version])
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ps = get_vc_prefix(arch) + BUILD_INNO.format(arch=arch,
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extra_args=' '.join(extra_args))
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run_powershell(winrm_client, ps)
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copy_latest_dist(winrm_client, '*.exe', dest_path)
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def build_wheel(winrm_client, arch: str, dest_path: pathlib.Path):
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"""Build Python wheels on a remote machine.
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Using a WinRM client, remote commands are executed to build a Python wheel
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for Mercurial.
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"""
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print('Building Windows wheel for %s' % arch)
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ps = get_vc_prefix(arch) + BUILD_WHEEL.format(arch=arch)
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run_powershell(winrm_client, ps)
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copy_latest_dist(winrm_client, '*.whl', dest_path)
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def build_wix_installer(winrm_client, arch: str, dest_path: pathlib.Path,
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version=None):
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"""Build the WiX installer on a remote machine.
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Using a WinRM client, remote commands are executed to build a WiX installer.
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"""
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print('Building WiX installer for %s' % arch)
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extra_args = []
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if version:
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extra_args.extend(['--version', version])
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ps = get_vc_prefix(arch) + BUILD_WIX.format(arch=arch,
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extra_args=' '.join(extra_args))
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run_powershell(winrm_client, ps)
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copy_latest_dist(winrm_client, '*.msi', dest_path)
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def run_tests(winrm_client, python_version, arch, test_flags=''):
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"""Run tests on a remote Windows machine.
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``python_version`` is a ``X.Y`` string like ``2.7`` or ``3.7``.
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``arch`` is ``x86`` or ``x64``.
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``test_flags`` is a str representing extra arguments to pass to
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``run-tests.py``.
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"""
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if not re.match(r'\d\.\d', python_version):
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raise ValueError(r'python_version must be \d.\d; got %s' %
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python_version)
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if arch not in ('x86', 'x64'):
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raise ValueError('arch must be x86 or x64; got %s' % arch)
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python_path = 'python%s-%s' % (python_version.replace('.', ''), arch)
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ps = RUN_TESTS.format(
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python_path=python_path,
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test_flags=test_flags or '',
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)
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run_powershell(winrm_client, ps)
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