Port Skia recipe to normal Python scripts, move to Skia repo

infra/bots/flavor/ios_flavor.py

Index: infra/bots/flavor/ios_flavor.py
diff --git a/infra/bots/flavor/ios_flavor.py b/infra/bots/flavor/ios_flavor.py
new file mode 100644
index 0000000000000000000000000000000000000000..c2d873775046c42df3d1c3f6096c04edd327d63e
--- /dev/null
+++ b/infra/bots/flavor/ios_flavor.py
@@ -0,0 +1,114 @@
+#!/usr/bin/env python
+#
+# Copyright 2016 Google Inc.
+#
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+
+import default_flavor
+import os
+import subprocess
+
+
+"""iOS flavor utils, used for building for and running tests on iOS."""
+
+
+class iOSFlavorUtils(default_flavor.DefaultFlavorUtils):
+  def __init__(self, bot_info):
+    super(iOSFlavorUtils, self).__init__(bot_info)
+    self.ios_bin = os.path.join(self._bot_info.skia_dir, 'platform_tools',
+                                'ios', 'bin')
+
+  def step(self, cmd, **kwargs):
+    args = [os.path.join(self.ios_bin, 'ios_run_skia')]
+
+    # Convert 'dm' and 'nanobench' from positional arguments
+    # to flags, which is what iOSShell expects to select which
+    # one is being run.
+    cmd = ["--" + c if c in ['dm', 'nanobench'] else c
+          for c in cmd]
+    return self._bot_info.run(args + cmd, **kwargs)
+
+  def compile(self, target):
+    """Build the given target."""
+    cmd = [os.path.join(self.ios_bin, 'ios_ninja')]
+    self._bot_info.run(cmd)
+
+  def device_path_join(self, *args):
+    """Like os.path.join(), but for paths on a connected iOS device."""
+    return '/'.join(args)
+
+  def device_path_exists(self, path):
+    """Like os.path.exists(), but for paths on a connected device."""
+    return self._bot_info.run(
+        [os.path.join(self.ios_bin, 'ios_path_exists'), path],
+    ) # pragma: no cover
+
+  def _remove_device_dir(self, path):
+    """Remove the directory on the device."""
+    return self._bot_info.run(
+        [os.path.join(self.ios_bin, 'ios_rm'), path],
+    )
+
+  def _create_device_dir(self, path):
+    """Create the directory on the device."""
+    return self._bot_info.run(
+        [os.path.join(self.ios_bin, 'ios_mkdir'), path],
+    )
+
+  def copy_directory_contents_to_device(self, host_dir, device_dir):
+    """Like shutil.copytree(), but for copying to a connected device."""
+    return self._bot_info.run([
+        os.path.join(self.ios_bin, 'ios_push_if_needed'),
+        host_dir, device_dir
+    ])
+
+  def copy_directory_contents_to_host(self, device_dir, host_dir):
+    """Like shutil.copytree(), but for copying from a connected device."""
+    return self._bot_info.run(
+        [os.path.join(self.ios_bin, 'ios_pull_if_needed'),
+             device_dir, host_dir],
+    )
+
+  def copy_file_to_device(self, host_path, device_path):
+    """Like shutil.copyfile, but for copying to a connected device."""
+    self._bot_info.run(
+        [os.path.join(self.ios_bin, 'ios_push_file'), host_path, device_path],
+    ) # pragma: no cover
+
+  def create_clean_device_dir(self, path):
+    """Like shutil.rmtree() + os.makedirs(), but on a connected device."""
+    self._remove_device_dir(path)
+    self._create_device_dir(path)
+
+  def install(self):
+    """Run device-specific installation steps."""
+    self._bot_info.run([os.path.join(self.ios_bin, 'ios_install')])
+
+  def cleanup_steps(self):
+    """Run any device-specific cleanup steps."""
+    self._bot_info.run([os.path.join(self.ios_bin, 'ios_restart')])
+    self._bot_info.run(['sleep', '20'])
+
+  def read_file_on_device(self, path):
+    """Read the given file."""
+    return subprocess.check_output(
+        [os.path.join(self.ios_bin, 'ios_cat_file'), path]).rstrip()
+
+  def remove_file_on_device(self, path):
+    """Remove the file on the device."""
+    return self._bot_info.run(
+        [os.path.join(self.ios_bin, 'ios_rm'), path],
+    )
+
+  def get_device_dirs(self):
+    """ Set the directories which will be used by the build steps."""
+    prefix = self.device_path_join('skiabot', 'skia_')
+    return default_flavor.DeviceDirs(
+        dm_dir=prefix + 'dm',
+        perf_data_dir=prefix + 'perf',
+        resource_dir=prefix + 'resources',
+        images_dir=prefix + 'images',
+        skp_dir=prefix + 'skp/skps',
+        tmp_dir=prefix + 'tmp_dir')