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493 lines
20 KiB
493 lines
20 KiB
#!/usr/bin/env python
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#
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# Copyright 2016 - The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Public Device Driver APIs.
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This module provides public device driver APIs that can be called
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as a Python library.
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TODO: The following APIs have not been implemented
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- RebootAVD(ip):
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- RegisterSshPubKey(username, key):
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- UnregisterSshPubKey(username, key):
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- CleanupStaleImages():
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- CleanupStaleDevices():
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"""
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from __future__ import print_function
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import logging
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import os
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from acloud import errors
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from acloud.public import avd
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from acloud.public import report
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from acloud.public.actions import common_operations
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from acloud.internal import constants
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from acloud.internal.lib import auth
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from acloud.internal.lib import android_build_client
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from acloud.internal.lib import android_compute_client
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from acloud.internal.lib import gstorage_client
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from acloud.internal.lib import utils
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from acloud.internal.lib.adb_tools import AdbTools
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logger = logging.getLogger(__name__)
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MAX_BATCH_CLEANUP_COUNT = 100
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_SSH_USER = "root"
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# pylint: disable=invalid-name
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class AndroidVirtualDevicePool(object):
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"""A class that manages a pool of devices."""
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def __init__(self, cfg, devices=None):
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self._devices = devices or []
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self._cfg = cfg
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credentials = auth.CreateCredentials(cfg)
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self._build_client = android_build_client.AndroidBuildClient(
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credentials)
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self._storage_client = gstorage_client.StorageClient(credentials)
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self._compute_client = android_compute_client.AndroidComputeClient(
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cfg, credentials)
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@utils.TimeExecute("Creating GCE image")
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def _CreateGceImageWithBuildInfo(self, build_target, build_id):
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"""Creates a Gce image using build from Launch Control.
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Clone avd-system.tar.gz of a build to a cache storage bucket
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using launch control api. And then create a Gce image.
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Args:
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build_target: Target name, e.g. "aosp_cf_x86_phone-userdebug"
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build_id: Build id, a string, e.g. "2263051", "P2804227"
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Returns:
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String, name of the Gce image that has been created.
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"""
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logger.info("Creating a new gce image using build: build_id %s, "
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"build_target %s", build_id, build_target)
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disk_image_id = utils.GenerateUniqueName(
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suffix=self._cfg.disk_image_name)
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self._build_client.CopyTo(
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build_target,
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build_id,
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artifact_name=self._cfg.disk_image_name,
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destination_bucket=self._cfg.storage_bucket_name,
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destination_path=disk_image_id)
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disk_image_url = self._storage_client.GetUrl(
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self._cfg.storage_bucket_name, disk_image_id)
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try:
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image_name = self._compute_client.GenerateImageName(build_target,
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build_id)
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self._compute_client.CreateImage(image_name=image_name,
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source_uri=disk_image_url)
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finally:
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self._storage_client.Delete(self._cfg.storage_bucket_name,
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disk_image_id)
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return image_name
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@utils.TimeExecute("Creating GCE image")
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def _CreateGceImageWithLocalFile(self, local_disk_image):
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"""Create a Gce image with a local image file.
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The local disk image can be either a tar.gz file or a
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raw vmlinux image.
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e.g. /tmp/avd-system.tar.gz or /tmp/android_system_disk_syslinux.img
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If a raw vmlinux image is provided, it will be archived into a tar.gz file.
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The final tar.gz file will be uploaded to a cache bucket in storage.
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Args:
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local_disk_image: string, path to a local disk image,
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Returns:
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String, name of the Gce image that has been created.
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Raises:
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DriverError: if a file with an unexpected extension is given.
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"""
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logger.info("Creating a new gce image from a local file %s",
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local_disk_image)
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with utils.TempDir() as tempdir:
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if local_disk_image.endswith(self._cfg.disk_raw_image_extension):
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dest_tar_file = os.path.join(tempdir,
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self._cfg.disk_image_name)
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utils.MakeTarFile(
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src_dict={local_disk_image: self._cfg.disk_raw_image_name},
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dest=dest_tar_file)
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local_disk_image = dest_tar_file
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elif not local_disk_image.endswith(self._cfg.disk_image_extension):
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raise errors.DriverError(
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"Wrong local_disk_image type, must be a *%s file or *%s file"
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% (self._cfg.disk_raw_image_extension,
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self._cfg.disk_image_extension))
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disk_image_id = utils.GenerateUniqueName(
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suffix=self._cfg.disk_image_name)
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self._storage_client.Upload(
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local_src=local_disk_image,
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bucket_name=self._cfg.storage_bucket_name,
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object_name=disk_image_id,
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mime_type=self._cfg.disk_image_mime_type)
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disk_image_url = self._storage_client.GetUrl(
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self._cfg.storage_bucket_name, disk_image_id)
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try:
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image_name = self._compute_client.GenerateImageName()
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self._compute_client.CreateImage(image_name=image_name,
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source_uri=disk_image_url)
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finally:
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self._storage_client.Delete(self._cfg.storage_bucket_name,
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disk_image_id)
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return image_name
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# pylint: disable=too-many-locals
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def CreateDevices(self,
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num,
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build_target=None,
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build_id=None,
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gce_image=None,
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local_disk_image=None,
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cleanup=True,
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extra_data_disk_size_gb=None,
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precreated_data_image=None,
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avd_spec=None,
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extra_scopes=None):
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"""Creates |num| devices for given build_target and build_id.
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- If gce_image is provided, will use it to create an instance.
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- If local_disk_image is provided, will upload it to a temporary
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caching storage bucket which is defined by user as |storage_bucket_name|
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And then create an gce image with it; and then create an instance.
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- If build_target and build_id are provided, will clone the disk image
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via launch control to the temporary caching storage bucket.
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And then create an gce image with it; and then create an instance.
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Args:
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num: Number of devices to create.
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build_target: Target name, e.g. "aosp_cf_x86_phone-userdebug"
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build_id: Build id, a string, e.g. "2263051", "P2804227"
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gce_image: string, if given, will use this image
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instead of creating a new one.
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implies cleanup=False.
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local_disk_image: string, path to a local disk image, e.g.
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/tmp/avd-system.tar.gz
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cleanup: boolean, if True clean up compute engine image after creating
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the instance.
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extra_data_disk_size_gb: Integer, size of extra disk, or None.
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precreated_data_image: A string, the image to use for the extra disk.
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avd_spec: AVDSpec object for pass hw_property.
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extra_scopes: A list of extra scopes given to the new instance.
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Raises:
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errors.DriverError: If no source is specified for image creation.
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"""
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if gce_image:
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# GCE image is provided, we can directly move to instance creation.
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logger.info("Using existing gce image %s", gce_image)
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image_name = gce_image
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cleanup = False
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elif local_disk_image:
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image_name = self._CreateGceImageWithLocalFile(local_disk_image)
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elif build_target and build_id:
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image_name = self._CreateGceImageWithBuildInfo(build_target,
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build_id)
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else:
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raise errors.DriverError(
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"Invalid image source, must specify one of the following: gce_image, "
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"local_disk_image, or build_target and build id.")
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# Create GCE instances.
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try:
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for _ in range(num):
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instance = self._compute_client.GenerateInstanceName(
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build_target, build_id)
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extra_disk_name = None
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if extra_data_disk_size_gb > 0:
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extra_disk_name = self._compute_client.GetDataDiskName(
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instance)
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self._compute_client.CreateDisk(extra_disk_name,
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precreated_data_image,
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extra_data_disk_size_gb)
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self._compute_client.CreateInstance(
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instance=instance,
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image_name=image_name,
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extra_disk_name=extra_disk_name,
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avd_spec=avd_spec,
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extra_scopes=extra_scopes)
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ip = self._compute_client.GetInstanceIP(instance)
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self.devices.append(avd.AndroidVirtualDevice(
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ip=ip, instance_name=instance))
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finally:
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if cleanup:
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self._compute_client.DeleteImage(image_name)
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def DeleteDevices(self):
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"""Deletes devices.
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Returns:
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A tuple, (deleted, failed, error_msgs)
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deleted: A list of names of instances that have been deleted.
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faild: A list of names of instances that we fail to delete.
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error_msgs: A list of failure messages.
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"""
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instance_names = [device.instance_name for device in self._devices]
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return self._compute_client.DeleteInstances(instance_names,
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self._cfg.zone)
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@utils.TimeExecute("Waiting for AVD to boot")
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def WaitForBoot(self):
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"""Waits for all devices to boot up.
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Returns:
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A dictionary that contains all the failures.
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The key is the name of the instance that fails to boot,
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the value is an errors.DeviceBoottError object.
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"""
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failures = {}
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for device in self._devices:
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try:
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self._compute_client.WaitForBoot(device.instance_name)
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except errors.DeviceBootError as e:
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failures[device.instance_name] = e
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return failures
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@property
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def devices(self):
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"""Returns a list of devices in the pool.
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Returns:
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A list of devices in the pool.
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"""
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return self._devices
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def AddDeletionResultToReport(report_obj, deleted, failed, error_msgs,
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resource_name):
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"""Adds deletion result to a Report object.
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This function will add the following to report.data.
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"deleted": [
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{"name": "resource_name", "type": "resource_name"},
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],
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"failed": [
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{"name": "resource_name", "type": "resource_name"},
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],
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This function will append error_msgs to report.errors.
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Args:
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report_obj: A Report object.
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deleted: A list of names of the resources that have been deleted.
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failed: A list of names of the resources that we fail to delete.
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error_msgs: A list of error message strings to be added to the report.
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resource_name: A string, representing the name of the resource.
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"""
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for name in deleted:
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report_obj.AddData(key="deleted",
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value={"name": name,
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"type": resource_name})
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for name in failed:
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report_obj.AddData(key="failed",
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value={"name": name,
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"type": resource_name})
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report_obj.AddErrors(error_msgs)
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if failed or error_msgs:
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report_obj.SetStatus(report.Status.FAIL)
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def _FetchSerialLogsFromDevices(compute_client, instance_names, output_file,
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port):
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"""Fetch serial logs from a port for a list of devices to a local file.
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Args:
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compute_client: An object of android_compute_client.AndroidComputeClient
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instance_names: A list of instance names.
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output_file: A path to a file ending with "tar.gz"
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port: The number of serial port to read from, 0 for serial output, 1 for
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logcat.
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"""
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with utils.TempDir() as tempdir:
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src_dict = {}
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for instance_name in instance_names:
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serial_log = compute_client.GetSerialPortOutput(
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instance=instance_name, port=port)
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file_name = "%s.log" % instance_name
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file_path = os.path.join(tempdir, file_name)
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src_dict[file_path] = file_name
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with open(file_path, "w") as f:
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f.write(serial_log.encode("utf-8"))
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utils.MakeTarFile(src_dict, output_file)
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# pylint: disable=too-many-locals
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def CreateGCETypeAVD(cfg,
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build_target=None,
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build_id=None,
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num=1,
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gce_image=None,
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local_disk_image=None,
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cleanup=True,
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serial_log_file=None,
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autoconnect=False,
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report_internal_ip=False,
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avd_spec=None):
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"""Creates one or multiple gce android devices.
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Args:
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cfg: An AcloudConfig instance.
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build_target: Target name, e.g. "aosp_cf_x86_phone-userdebug"
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build_id: Build id, a string, e.g. "2263051", "P2804227"
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num: Number of devices to create.
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gce_image: string, if given, will use this gce image
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instead of creating a new one.
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implies cleanup=False.
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local_disk_image: string, path to a local disk image, e.g.
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/tmp/avd-system.tar.gz
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cleanup: boolean, if True clean up compute engine image and
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disk image in storage after creating the instance.
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serial_log_file: A path to a file where serial output should
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be saved to.
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autoconnect: Create ssh tunnel(s) and adb connect after device creation.
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report_internal_ip: Boolean to report the internal ip instead of
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external ip.
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avd_spec: AVDSpec object for pass hw_property.
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Returns:
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A Report instance.
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"""
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r = report.Report(command="create")
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credentials = auth.CreateCredentials(cfg)
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compute_client = android_compute_client.AndroidComputeClient(cfg,
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credentials)
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try:
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common_operations.CreateSshKeyPairIfNecessary(cfg)
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device_pool = AndroidVirtualDevicePool(cfg)
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device_pool.CreateDevices(
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num,
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build_target,
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build_id,
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gce_image,
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local_disk_image,
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cleanup,
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extra_data_disk_size_gb=cfg.extra_data_disk_size_gb,
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precreated_data_image=cfg.precreated_data_image_map.get(
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cfg.extra_data_disk_size_gb),
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avd_spec=avd_spec,
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extra_scopes=cfg.extra_scopes)
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failures = device_pool.WaitForBoot()
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# Write result to report.
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for device in device_pool.devices:
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ip = (device.ip.internal if report_internal_ip
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else device.ip.external)
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device_dict = {
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"ip": ip,
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"instance_name": device.instance_name
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}
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if autoconnect:
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forwarded_ports = utils.AutoConnect(
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ip_addr=ip,
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rsa_key_file=cfg.ssh_private_key_path,
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target_vnc_port=constants.GCE_VNC_PORT,
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target_adb_port=constants.GCE_ADB_PORT,
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ssh_user=_SSH_USER,
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client_adb_port=avd_spec.client_adb_port,
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extra_args_ssh_tunnel=cfg.extra_args_ssh_tunnel)
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device_dict[constants.VNC_PORT] = forwarded_ports.vnc_port
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device_dict[constants.ADB_PORT] = forwarded_ports.adb_port
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if avd_spec.unlock_screen:
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AdbTools(forwarded_ports.adb_port).AutoUnlockScreen()
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if device.instance_name in failures:
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r.AddData(key="devices_failing_boot", value=device_dict)
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r.AddError(str(failures[device.instance_name]))
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else:
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r.AddData(key="devices", value=device_dict)
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if failures:
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r.SetStatus(report.Status.BOOT_FAIL)
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else:
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r.SetStatus(report.Status.SUCCESS)
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# Dump serial logs.
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if serial_log_file:
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_FetchSerialLogsFromDevices(
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compute_client,
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instance_names=[d.instance_name for d in device_pool.devices],
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port=constants.DEFAULT_SERIAL_PORT,
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output_file=serial_log_file)
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except errors.DriverError as e:
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r.AddError(str(e))
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r.SetStatus(report.Status.FAIL)
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return r
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|
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def DeleteAndroidVirtualDevices(cfg, instance_names, default_report=None):
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"""Deletes android devices.
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Args:
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cfg: An AcloudConfig instance.
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instance_names: A list of names of the instances to delete.
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default_report: A initialized Report instance.
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Returns:
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A Report instance.
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"""
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# delete, failed, error_msgs are used to record result.
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deleted = []
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failed = []
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error_msgs = []
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r = default_report if default_report else report.Report(command="delete")
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credentials = auth.CreateCredentials(cfg)
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compute_client = android_compute_client.AndroidComputeClient(cfg,
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credentials)
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zone_instances = compute_client.GetZonesByInstances(instance_names)
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try:
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for zone, instances in zone_instances.items():
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deleted_ins, failed_ins, error_ins = compute_client.DeleteInstances(
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instances, zone)
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deleted.extend(deleted_ins)
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failed.extend(failed_ins)
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error_msgs.extend(error_ins)
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AddDeletionResultToReport(
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r, deleted,
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failed, error_msgs,
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resource_name="instance")
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if r.status == report.Status.UNKNOWN:
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r.SetStatus(report.Status.SUCCESS)
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except errors.DriverError as e:
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r.AddError(str(e))
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r.SetStatus(report.Status.FAIL)
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return r
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def CheckAccess(cfg):
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"""Check if user has access.
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Args:
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cfg: An AcloudConfig instance.
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"""
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credentials = auth.CreateCredentials(cfg)
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compute_client = android_compute_client.AndroidComputeClient(
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cfg, credentials)
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logger.info("Checking if user has access to project %s", cfg.project)
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if not compute_client.CheckAccess():
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logger.error("User does not have access to project %s", cfg.project)
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# Print here so that command line user can see it.
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print("Looks like you do not have access to %s. " % cfg.project)
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if cfg.project in cfg.no_project_access_msg_map:
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print(cfg.no_project_access_msg_map[cfg.project])
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