diff options
Diffstat (limited to 'yocto-poky/meta/lib/oeqa/controllers/masterimage.py')
| -rw-r--r-- | yocto-poky/meta/lib/oeqa/controllers/masterimage.py | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/yocto-poky/meta/lib/oeqa/controllers/masterimage.py b/yocto-poky/meta/lib/oeqa/controllers/masterimage.py new file mode 100644 index 000000000..522f9ebd7 --- /dev/null +++ b/yocto-poky/meta/lib/oeqa/controllers/masterimage.py @@ -0,0 +1,201 @@ +# Copyright (C) 2014 Intel Corporation +# +# Released under the MIT license (see COPYING.MIT) + +# This module adds support to testimage.bbclass to deploy images and run +# tests using a "master image" - this is a "known good" image that is +# installed onto the device as part of initial setup and will be booted into +# with no interaction; we can then use it to deploy the image to be tested +# to a second partition before running the tests. +# +# For an example master image, see core-image-testmaster +# (meta/recipes-extended/images/core-image-testmaster.bb) + +import os +import bb +import traceback +import time +import subprocess + +import oeqa.targetcontrol +import oeqa.utils.sshcontrol as sshcontrol +import oeqa.utils.commands as commands +from oeqa.utils import CommandError + +from abc import ABCMeta, abstractmethod + +class MasterImageHardwareTarget(oeqa.targetcontrol.BaseTarget): + + __metaclass__ = ABCMeta + + supported_image_fstypes = ['tar.gz', 'tar.bz2'] + + def __init__(self, d): + super(MasterImageHardwareTarget, self).__init__(d) + + # target ip + addr = d.getVar("TEST_TARGET_IP", True) or bb.fatal('Please set TEST_TARGET_IP with the IP address of the machine you want to run the tests on.') + self.ip = addr.split(":")[0] + try: + self.port = addr.split(":")[1] + except IndexError: + self.port = None + bb.note("Target IP: %s" % self.ip) + self.server_ip = d.getVar("TEST_SERVER_IP", True) + if not self.server_ip: + try: + self.server_ip = subprocess.check_output(['ip', 'route', 'get', self.ip ]).split("\n")[0].split()[-1] + except Exception as e: + bb.fatal("Failed to determine the host IP address (alternatively you can set TEST_SERVER_IP with the IP address of this machine): %s" % e) + bb.note("Server IP: %s" % self.server_ip) + + # test rootfs + kernel + self.image_fstype = self.get_image_fstype(d) + self.rootfs = os.path.join(d.getVar("DEPLOY_DIR_IMAGE", True), d.getVar("IMAGE_LINK_NAME", True) + '.' + self.image_fstype) + self.kernel = os.path.join(d.getVar("DEPLOY_DIR_IMAGE", True), d.getVar("KERNEL_IMAGETYPE", False) + '-' + d.getVar('MACHINE', False) + '.bin') + if not os.path.isfile(self.rootfs): + # we could've checked that IMAGE_FSTYPES contains tar.gz but the config for running testimage might not be + # the same as the config with which the image was build, ie + # you bitbake core-image-sato with IMAGE_FSTYPES += "tar.gz" + # and your autobuilder overwrites the config, adds the test bits and runs bitbake core-image-sato -c testimage + bb.fatal("No rootfs found. Did you build the image ?\nIf yes, did you build it with IMAGE_FSTYPES += \"tar.gz\" ? \ + \nExpected path: %s" % self.rootfs) + if not os.path.isfile(self.kernel): + bb.fatal("No kernel found. Expected path: %s" % self.kernel) + + # master ssh connection + self.master = None + # if the user knows what they are doing, then by all means... + self.user_cmds = d.getVar("TEST_DEPLOY_CMDS", True) + self.deploy_cmds = None + + # this is the name of the command that controls the power for a board + # e.g: TEST_POWERCONTROL_CMD = "/home/user/myscripts/powercontrol.py ${MACHINE} what-ever-other-args-the-script-wants" + # the command should take as the last argument "off" and "on" and "cycle" (off, on) + self.powercontrol_cmd = d.getVar("TEST_POWERCONTROL_CMD", True) or None + self.powercontrol_args = d.getVar("TEST_POWERCONTROL_EXTRA_ARGS", False) or "" + + self.serialcontrol_cmd = d.getVar("TEST_SERIALCONTROL_CMD", True) or None + self.serialcontrol_args = d.getVar("TEST_SERIALCONTROL_EXTRA_ARGS", False) or "" + + self.origenv = os.environ + if self.powercontrol_cmd or self.serialcontrol_cmd: + # the external script for controlling power might use ssh + # ssh + keys means we need the original user env + bborigenv = d.getVar("BB_ORIGENV", False) or {} + for key in bborigenv: + val = bborigenv.getVar(key, True) + if val is not None: + self.origenv[key] = str(val) + + if self.powercontrol_cmd: + if self.powercontrol_args: + self.powercontrol_cmd = "%s %s" % (self.powercontrol_cmd, self.powercontrol_args) + if self.serialcontrol_cmd: + if self.serialcontrol_args: + self.serialcontrol_cmd = "%s %s" % (self.serialcontrol_cmd, self.serialcontrol_args) + + def power_ctl(self, msg): + if self.powercontrol_cmd: + cmd = "%s %s" % (self.powercontrol_cmd, msg) + try: + commands.runCmd(cmd, assert_error=False, preexec_fn=os.setsid, env=self.origenv) + except CommandError as e: + bb.fatal(str(e)) + + def power_cycle(self, conn): + if self.powercontrol_cmd: + # be nice, don't just cut power + conn.run("shutdown -h now") + time.sleep(10) + self.power_ctl("cycle") + else: + status, output = conn.run("reboot") + if status != 0: + bb.error("Failed rebooting target and no power control command defined. You need to manually reset the device.\n%s" % output) + + def _wait_until_booted(self): + ''' Waits until the target device has booted (if we have just power cycled it) ''' + # Subclasses with better methods of determining boot can override this + time.sleep(120) + + def deploy(self): + # base class just sets the ssh log file for us + super(MasterImageHardwareTarget, self).deploy() + self.master = sshcontrol.SSHControl(ip=self.ip, logfile=self.sshlog, timeout=600, port=self.port) + status, output = self.master.run("cat /etc/masterimage") + if status != 0: + # We're not booted into the master image, so try rebooting + bb.plain("%s - booting into the master image" % self.pn) + self.power_ctl("cycle") + self._wait_until_booted() + + bb.plain("%s - deploying image on target" % self.pn) + status, output = self.master.run("cat /etc/masterimage") + if status != 0: + bb.fatal("No ssh connectivity or target isn't running a master image.\n%s" % output) + if self.user_cmds: + self.deploy_cmds = self.user_cmds.split("\n") + try: + self._deploy() + except Exception as e: + bb.fatal("Failed deploying test image: %s" % e) + + @abstractmethod + def _deploy(self): + pass + + def start(self, params=None): + bb.plain("%s - boot test image on target" % self.pn) + self._start() + # set the ssh object for the target/test image + self.connection = sshcontrol.SSHControl(self.ip, logfile=self.sshlog, port=self.port) + bb.plain("%s - start running tests" % self.pn) + + @abstractmethod + def _start(self): + pass + + def stop(self): + bb.plain("%s - reboot/powercycle target" % self.pn) + self.power_cycle(self.connection) + + +class GummibootTarget(MasterImageHardwareTarget): + + def __init__(self, d): + super(GummibootTarget, self).__init__(d) + # this the value we need to set in the LoaderEntryOneShot EFI variable + # so the system boots the 'test' bootloader label and not the default + # The first four bytes are EFI bits, and the rest is an utf-16le string + # (EFI vars values need to be utf-16) + # $ echo -en "test\0" | iconv -f ascii -t utf-16le | hexdump -C + # 00000000 74 00 65 00 73 00 74 00 00 00 |t.e.s.t...| + self.efivarvalue = r'\x07\x00\x00\x00\x74\x00\x65\x00\x73\x00\x74\x00\x00\x00' + self.deploy_cmds = [ + 'mount -L boot /boot', + 'mkdir -p /mnt/testrootfs', + 'mount -L testrootfs /mnt/testrootfs', + 'modprobe efivarfs', + 'mount -t efivarfs efivarfs /sys/firmware/efi/efivars', + 'cp ~/test-kernel /boot', + 'rm -rf /mnt/testrootfs/*', + 'tar xvf ~/test-rootfs.%s -C /mnt/testrootfs' % self.image_fstype, + 'printf "%s" > /sys/firmware/efi/efivars/LoaderEntryOneShot-4a67b082-0a4c-41cf-b6c7-440b29bb8c4f' % self.efivarvalue + ] + + def _deploy(self): + # make sure these aren't mounted + self.master.run("umount /boot; umount /mnt/testrootfs; umount /sys/firmware/efi/efivars;") + # from now on, every deploy cmd should return 0 + # else an exception will be thrown by sshcontrol + self.master.ignore_status = False + self.master.copy_to(self.rootfs, "~/test-rootfs." + self.image_fstype) + self.master.copy_to(self.kernel, "~/test-kernel") + for cmd in self.deploy_cmds: + self.master.run(cmd) + + def _start(self, params=None): + self.power_cycle(self.master) + # there are better ways than a timeout but this should work for now + time.sleep(120) |
