skia2/infra/bots/recipe_modules/flavor/win_ssh.py
Robert Iannucci 0a42768997 Remove use of deprecated tempfile module in skia.
The lack of 'rmfile' steps is OK because all of the temporary paths
are created within swarming's sandbox; swarming will clean everything
up after the recipe has quit.

R=borenet@google.com

Change-Id: Ibb8dc612ec8eb98fe966c9caa90ba59db48dbfba
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/239797
Auto-Submit: Robbie Iannucci <iannucci@google.com>
Commit-Queue: Eric Boren <borenet@google.com>
Reviewed-by: Eric Boren <borenet@google.com>
2019-09-07 01:43:49 +00:00

131 lines
5.5 KiB
Python

# Copyright 2019 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
from recipe_engine import recipe_api
import default
import ntpath
import ssh
import subprocess # TODO(borenet): No! Remove this.
"""Win SSH flavor, used for running code on Windows via an SSH connection.
Copied from chromebook.py and modified for Windows.
"""
class WinSSHFlavor(ssh.SSHFlavor):
def __init__(self, m):
super(WinSSHFlavor, self).__init__(m)
self.remote_homedir = 'C:\\Users\\chrome-bot\\botdata\\'
self.device_dirs = default.DeviceDirs(
bin_dir = self.device_path_join(self.remote_homedir, 'bin'),
dm_dir = self.device_path_join(self.remote_homedir, 'dm_out'),
perf_data_dir = self.device_path_join(self.remote_homedir, 'perf'),
resource_dir = self.device_path_join(self.remote_homedir, 'resources'),
images_dir = self.device_path_join(self.remote_homedir, 'images'),
lotties_dir = self.device_path_join(self.remote_homedir, 'lotties'),
skp_dir = self.device_path_join(self.remote_homedir, 'skps'),
svg_dir = self.device_path_join(self.remote_homedir, 'svgs'),
mskp_dir = self.device_path_join(self.remote_homedir, 'mskp'),
tmp_dir = self.remote_homedir)
self._empty_dir = self.device_path_join(self.remote_homedir, 'empty')
def _cmd(self, title, cmd, infra_step=True, fail_errorlevel=1, **kwargs):
return self.m.run(self.m.python, title,
script=self.module.resource('win_ssh_cmd.py'),
args=[self.user_ip, cmd, fail_errorlevel],
infra_step=infra_step, **kwargs)
def ensure_device_dir(self, path):
self._cmd('mkdir %s' % path, 'if not exist "%s" md "%s"' % (path, path))
def _rmdir(self, path):
self._cmd('rmdir %s' % path, 'if exist "%s" rd "%s"' % (path, path))
def device_path_join(self, *args):
return ntpath.join(*args)
def install(self):
super(WinSSHFlavor, self).install()
# Ensure that our empty dir is actually empty.
self._rmdir(self._empty_dir)
self.ensure_device_dir(self._empty_dir)
self.create_clean_device_dir(self.device_dirs.bin_dir)
def create_clean_device_dir(self, path):
# Based on https://stackoverflow.com/a/98069 and
# https://superuser.com/a/346112.
self._cmd('clean %s' % path,
'robocopy /mir "%s" "%s"' % (self._empty_dir, path),
fail_errorlevel=8)
def read_file_on_device(self, path, **kwargs):
with self.m.step.nest('read %s' % path):
tmp = self.m.path.mkdtemp('read_file_on_device')
host_path = tmp.join(ntpath.basename(path))
device_path = self.scp_device_path(path)
ok = self._run('scp %s %s' % (device_path, host_path),
cmd=['scp', device_path, host_path],
infra_step=True, **kwargs)
# TODO(dogben): Should readfile respect fail_build_on_failure and
# abort_on_failure?
if ok:
return self.m.run.readfile(host_path)
def remove_file_on_device(self, path):
self._cmd('rm %s' % path, 'if exist "%s" del "%s"' % (path, path))
def _copy_dir(self, src, dest):
self._run('scp -r %s %s' % (src, dest),
cmd=['scp', '-r', src, dest], infra_step=True)
def copy_directory_contents_to_device(self, host_path, device_path):
# Callers expect that the destination directory is replaced, which is not
# how scp works when the destination is a directory. Instead scp to tmp_dir
# and then robocopy to the correct destination.
# Other flavors use a glob and subprocess with shell=True to copy the
# contents of host_path; however, there are a lot of ways POSIX shell
# interpretation could mess up Windows path names.
with self.m.step.nest('copy %s to device' % host_path):
tmp_pardir = self.device_path_join(
self.device_dirs.tmp_dir,
'tmp_copy_directory_contents_to_device')
self.create_clean_device_dir(tmp_pardir)
tmpdir = self.device_path_join(tmp_pardir,
self.m.path.basename(host_path))
self._copy_dir(host_path, self.scp_device_path(tmpdir))
self._cmd('copy %s to %s' % (tmpdir, device_path),
'robocopy /mir "%s" "%s"' % (tmpdir, device_path),
fail_errorlevel=8)
def copy_directory_contents_to_host(self, device_path, host_path):
# Note that the glob in src is interpreted by the remote shell.
src = self.scp_device_path(self.device_path_join(device_path, '*'))
self._copy_dir(src, host_path)
def step(self, name, cmd, infra_step=False, **kwargs):
# There may be DLLs in the same dir as the executable that must be loaded
# (yes, Windows allows overriding system DLLs with files in the local
# directory). For simplicity, just copy the entire dir to the device.
self.copy_directory_contents_to_device(self.host_dirs.bin_dir,
self.device_dirs.bin_dir)
device_bin = self.device_path_join(self.device_dirs.bin_dir, cmd[0])
# Copy PowerShell script to device.
ps = 'win_run_and_check_log.ps1'
device_ps = self.device_path_join(self.device_dirs.bin_dir, ps)
self.copy_file_to_device(self.module.resource(ps), device_ps)
cmd = ['powershell', '-ExecutionPolicy', 'Unrestricted', '-File', device_ps,
device_bin] + cmd[1:]
self._cmd(name, subprocess.list2cmdline(map(str, cmd)),
infra_step=infra_step, **kwargs)