 1e2bdd2e20
			
		
	
	
		1e2bdd2e20
		
	
	
	
	
		
			
			These are crashes / errors which have been fixed already in the past months. We can remove these from the device-crash-test script now. Signed-off-by: Thomas Huth <thuth@redhat.com> Message-Id: <1513613438-11017-1-git-send-email-thuth@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
		
			
				
	
	
		
			616 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			616 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
| #!/usr/bin/env python2.7
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| #
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| #  Copyright (c) 2017 Red Hat Inc
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| #
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| # Author:
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| #  Eduardo Habkost <ehabkost@redhat.com>
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| #
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| # This program is free software; you can redistribute it and/or modify
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| # it under the terms of the GNU General Public License as published by
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| # the Free Software Foundation; either version 2 of the License, or
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| # (at your option) any later version.
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| #
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| # This program is distributed in the hope that it will be useful,
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| # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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| # GNU General Public License for more details.
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| #
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| # You should have received a copy of the GNU General Public License along
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| # with this program; if not, write to the Free Software Foundation, Inc.,
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| # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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| 
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| """
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| Run QEMU with all combinations of -machine and -device types,
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| check for crashes and unexpected errors.
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| """
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| 
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| import sys
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| import os
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| import glob
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| import logging
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| import traceback
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| import re
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| import random
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| import argparse
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| from itertools import chain
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| 
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| sys.path.append(os.path.join(os.path.dirname(__file__), '..', 'scripts'))
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| from qemu import QEMUMachine
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| 
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| logger = logging.getLogger('device-crash-test')
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| dbg = logger.debug
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| 
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| 
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| # Purposes of the following whitelist:
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| # * Avoiding verbose log messages when we find known non-fatal
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| #   (exitcode=1) errors
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| # * Avoiding fatal errors when we find known crashes
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| # * Skipping machines/devices that are known not to work out of
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| #   the box, when running in --quick mode
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| #
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| # Keeping the whitelist updated is desirable, but not required,
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| # because unexpected cases where QEMU exits with exitcode=1 will
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| # just trigger a INFO message.
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| 
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| # Valid whitelist entry keys:
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| # * accel: regexp, full match only
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| # * machine: regexp, full match only
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| # * device: regexp, full match only
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| # * log: regexp, partial match allowed
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| # * exitcode: if not present, defaults to 1. If None, matches any exitcode
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| # * warn: if True, matching failures will be logged as warnings
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| # * expected: if True, QEMU is expected to always fail every time
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| #   when testing the corresponding test case
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| # * loglevel: log level of log output when there's a match.
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| ERROR_WHITELIST = [
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|     # Machines that won't work out of the box:
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|     #             MACHINE                         | ERROR MESSAGE
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|     {'machine':'niagara', 'expected':True},       # Unable to load a firmware for -M niagara
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|     {'machine':'boston', 'expected':True},        # Please provide either a -kernel or -bios argument
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|     {'machine':'leon3_generic', 'expected':True}, # Can't read bios image (null)
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| 
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|     # devices that don't work out of the box because they require extra options to "-device DEV":
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|     #            DEVICE                                    | ERROR MESSAGE
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|     {'device':'.*-(i386|x86_64)-cpu', 'expected':True},    # CPU socket-id is not set
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|     {'device':'ARM,bitband-memory', 'expected':True},      # source-memory property not set
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|     {'device':'arm.cortex-a9-global-timer', 'expected':True}, # a9_gtimer_realize: num-cpu must be between 1 and 4
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|     {'device':'arm_mptimer', 'expected':True},             # num-cpu must be between 1 and 4
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|     {'device':'armv7m', 'expected':True},                  # memory property was not set
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|     {'device':'aspeed.scu', 'expected':True},              # Unknown silicon revision: 0x0
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|     {'device':'aspeed.sdmc', 'expected':True},             # Unknown silicon revision: 0x0
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|     {'device':'bcm2835-dma', 'expected':True},             # bcm2835_dma_realize: required dma-mr link not found: Property '.dma-mr' not found
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|     {'device':'bcm2835-fb', 'expected':True},              # bcm2835_fb_realize: required vcram-base property not set
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|     {'device':'bcm2835-mbox', 'expected':True},            # bcm2835_mbox_realize: required mbox-mr link not found: Property '.mbox-mr' not found
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|     {'device':'bcm2835-peripherals', 'expected':True},     # bcm2835_peripherals_realize: required ram link not found: Property '.ram' not found
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|     {'device':'bcm2835-property', 'expected':True},        # bcm2835_property_realize: required fb link not found: Property '.fb' not found
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|     {'device':'bcm2835_gpio', 'expected':True},            # bcm2835_gpio_realize: required sdhci link not found: Property '.sdbus-sdhci' not found
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|     {'device':'bcm2836', 'expected':True},                 # bcm2836_realize: required ram link not found: Property '.ram' not found
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|     {'device':'cfi.pflash01', 'expected':True},            # attribute "sector-length" not specified or zero.
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|     {'device':'cfi.pflash02', 'expected':True},            # attribute "sector-length" not specified or zero.
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|     {'device':'icp', 'expected':True},                     # icp_realize: required link 'xics' not found: Property '.xics' not found
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|     {'device':'ics', 'expected':True},                     # ics_base_realize: required link 'xics' not found: Property '.xics' not found
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|     # "-device ide-cd" does work on more recent QEMU versions, so it doesn't have expected=True
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|     {'device':'ide-cd'},                                 # No drive specified
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|     {'device':'ide-drive', 'expected':True},               # No drive specified
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|     {'device':'ide-hd', 'expected':True},                  # No drive specified
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|     {'device':'ipmi-bmc-extern', 'expected':True},         # IPMI external bmc requires chardev attribute
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|     {'device':'isa-debugcon', 'expected':True},            # Can't create serial device, empty char device
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|     {'device':'isa-ipmi-bt', 'expected':True},             # IPMI device requires a bmc attribute to be set
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|     {'device':'isa-ipmi-kcs', 'expected':True},            # IPMI device requires a bmc attribute to be set
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|     {'device':'isa-parallel', 'expected':True},            # Can't create serial device, empty char device
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|     {'device':'isa-serial', 'expected':True},              # Can't create serial device, empty char device
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|     {'device':'ivshmem', 'expected':True},                 # You must specify either 'shm' or 'chardev'
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|     {'device':'ivshmem-doorbell', 'expected':True},        # You must specify a 'chardev'
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|     {'device':'ivshmem-plain', 'expected':True},           # You must specify a 'memdev'
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|     {'device':'loader', 'expected':True},                  # please include valid arguments
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|     {'device':'nand', 'expected':True},                    # Unsupported NAND block size 0x1
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|     {'device':'nvdimm', 'expected':True},                  # 'memdev' property is not set
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|     {'device':'nvme', 'expected':True},                    # Device initialization failed
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|     {'device':'pc-dimm', 'expected':True},                 # 'memdev' property is not set
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|     {'device':'pci-bridge', 'expected':True},              # Bridge chassis not specified. Each bridge is required to be assigned a unique chassis id > 0.
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|     {'device':'pci-bridge-seat', 'expected':True},         # Bridge chassis not specified. Each bridge is required to be assigned a unique chassis id > 0.
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|     {'device':'pci-serial', 'expected':True},              # Can't create serial device, empty char device
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|     {'device':'pci-serial-2x', 'expected':True},           # Can't create serial device, empty char device
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|     {'device':'pci-serial-4x', 'expected':True},           # Can't create serial device, empty char device
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|     {'device':'pxa2xx-dma', 'expected':True},              # channels value invalid
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|     {'device':'pxb', 'expected':True},                     # Bridge chassis not specified. Each bridge is required to be assigned a unique chassis id > 0.
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|     {'device':'scsi-block', 'expected':True},              # drive property not set
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|     {'device':'scsi-disk', 'expected':True},               # drive property not set
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|     {'device':'scsi-generic', 'expected':True},            # drive property not set
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|     {'device':'scsi-hd', 'expected':True},                 # drive property not set
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|     {'device':'spapr-pci-host-bridge', 'expected':True},   # BUID not specified for PHB
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|     {'device':'spapr-rng', 'expected':True},               # spapr-rng needs an RNG backend!
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|     {'device':'spapr-vty', 'expected':True},               # chardev property not set
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|     {'device':'tpm-tis', 'expected':True},                 # tpm_tis: backend driver with id (null) could not be found
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|     {'device':'unimplemented-device', 'expected':True},    # property 'size' not specified or zero
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|     {'device':'usb-braille', 'expected':True},             # Property chardev is required
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|     {'device':'usb-mtp', 'expected':True},                 # x-root property must be configured
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|     {'device':'usb-redir', 'expected':True},               # Parameter 'chardev' is missing
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|     {'device':'usb-serial', 'expected':True},              # Property chardev is required
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|     {'device':'usb-storage', 'expected':True},             # drive property not set
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|     {'device':'vfio-amd-xgbe', 'expected':True},           # -device vfio-amd-xgbe: vfio error: wrong host device name
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|     {'device':'vfio-calxeda-xgmac', 'expected':True},      # -device vfio-calxeda-xgmac: vfio error: wrong host device name
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|     {'device':'vfio-pci', 'expected':True},                # No provided host device
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|     {'device':'vfio-pci-igd-lpc-bridge', 'expected':True}, # VFIO dummy ISA/LPC bridge must have address 1f.0
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|     {'device':'vhost-scsi.*', 'expected':True},            # vhost-scsi: missing wwpn
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|     {'device':'vhost-vsock-device', 'expected':True},      # guest-cid property must be greater than 2
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|     {'device':'vhost-vsock-pci', 'expected':True},         # guest-cid property must be greater than 2
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|     {'device':'virtio-9p-ccw', 'expected':True},           # 9pfs device couldn't find fsdev with the id = NULL
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|     {'device':'virtio-9p-device', 'expected':True},        # 9pfs device couldn't find fsdev with the id = NULL
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|     {'device':'virtio-9p-pci', 'expected':True},           # 9pfs device couldn't find fsdev with the id = NULL
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|     {'device':'virtio-blk-ccw', 'expected':True},          # drive property not set
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|     {'device':'virtio-blk-device', 'expected':True},       # drive property not set
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|     {'device':'virtio-blk-device', 'expected':True},       # drive property not set
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|     {'device':'virtio-blk-pci', 'expected':True},          # drive property not set
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|     {'device':'virtio-crypto-ccw', 'expected':True},       # 'cryptodev' parameter expects a valid object
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|     {'device':'virtio-crypto-device', 'expected':True},    # 'cryptodev' parameter expects a valid object
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|     {'device':'virtio-crypto-pci', 'expected':True},       # 'cryptodev' parameter expects a valid object
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|     {'device':'virtio-input-host-device', 'expected':True}, # evdev property is required
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|     {'device':'virtio-input-host-pci', 'expected':True},   # evdev property is required
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|     {'device':'xen-pvdevice', 'expected':True},            # Device ID invalid, it must always be supplied
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|     {'device':'vhost-vsock-ccw', 'expected':True},         # guest-cid property must be greater than 2
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|     {'device':'ALTR.timer', 'expected':True},              # "clock-frequency" property must be provided
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|     {'device':'zpci', 'expected':True},                    # target must be defined
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|     {'device':'pnv-(occ|icp|lpc)', 'expected':True},       # required link 'xics' not found: Property '.xics' not found
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|     {'device':'powernv-cpu-.*', 'expected':True},          # pnv_core_realize: required link 'xics' not found: Property '.xics' not found
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| 
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|     # ioapic devices are already created by pc and will fail:
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|     {'machine':'q35|pc.*', 'device':'kvm-ioapic', 'expected':True}, # Only 1 ioapics allowed
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|     {'machine':'q35|pc.*', 'device':'ioapic', 'expected':True},     # Only 1 ioapics allowed
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| 
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|     # "spapr-cpu-core needs a pseries machine"
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|     {'machine':'(?!pseries).*', 'device':'.*-spapr-cpu-core', 'expected':True},
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| 
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|     # KVM-specific devices shouldn't be tried without accel=kvm:
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|     {'accel':'(?!kvm).*', 'device':'kvmclock', 'expected':True},
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| 
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|     # xen-specific machines and devices:
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|     {'accel':'(?!xen).*', 'machine':'xen.*', 'expected':True},
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|     {'accel':'(?!xen).*', 'device':'xen-.*', 'expected':True},
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| 
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|     # this fails on some machine-types, but not all, so they don't have expected=True:
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|     {'device':'vmgenid'}, # vmgenid requires DMA write support in fw_cfg, which this machine type does not provide
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| 
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|     # Silence INFO messages for errors that are common on multiple
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|     # devices/machines:
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|     {'log':r"No '[\w-]+' bus found for device '[\w-]+'"},
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|     {'log':r"images* must be given with the 'pflash' parameter"},
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|     {'log':r"(Guest|ROM|Flash|Kernel) image must be specified"},
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|     {'log':r"[cC]ould not load [\w ]+ (BIOS|bios) '[\w-]+\.bin'"},
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|     {'log':r"Couldn't find rom image '[\w-]+\.bin'"},
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|     {'log':r"speed mismatch trying to attach usb device"},
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|     {'log':r"Can't create a second ISA bus"},
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|     {'log':r"duplicate fw_cfg file name"},
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|     # sysbus-related error messages: most machines reject most dynamic sysbus devices:
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|     {'log':r"Option '-device [\w.,-]+' cannot be handled by this machine"},
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|     {'log':r"Device [\w.,-]+ is not supported by this machine yet"},
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|     {'log':r"Device [\w.,-]+ can not be dynamically instantiated"},
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|     {'log':r"Platform Bus: Can not fit MMIO region of size "},
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|     # other more specific errors we will ignore:
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|     {'device':'.*-spapr-cpu-core', 'log':r"CPU core type should be"},
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|     {'log':r"MSI(-X)? is not supported by interrupt controller"},
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|     {'log':r"pxb-pcie? devices cannot reside on a PCIe? bus"},
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|     {'log':r"Ignoring smp_cpus value"},
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|     {'log':r"sd_init failed: Drive 'sd0' is already in use because it has been automatically connected to another device"},
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|     {'log':r"This CPU requires a smaller page size than the system is using"},
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|     {'log':r"MSI-X support is mandatory in the S390 architecture"},
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|     {'log':r"rom check and register reset failed"},
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|     {'log':r"Unable to initialize GIC, CPUState for CPU#0 not valid"},
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|     {'log':r"Multiple VT220 operator consoles are not supported"},
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|     {'log':r"core 0 already populated"},
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|     {'log':r"could not find stage1 bootloader"},
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| 
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|     # other exitcode=1 failures not listed above will just generate INFO messages:
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|     {'exitcode':1, 'loglevel':logging.INFO},
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| 
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|     # KNOWN CRASHES:
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|     # Known crashes will generate error messages, but won't be fatal.
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|     # Those entries must be removed once we fix the crashes.
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|     {'exitcode':-6, 'log':r"Device 'serial0' is in use", 'loglevel':logging.ERROR},
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|     {'exitcode':-6, 'log':r"qemu_net_client_setup: Assertion `!peer->peer' failed", 'loglevel':logging.ERROR},
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|     {'exitcode':-6, 'log':r'RAMBlock "[\w.-]+" already registered', 'loglevel':logging.ERROR},
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|     {'exitcode':-6, 'log':r"find_ram_offset: Assertion `size != 0' failed.", 'loglevel':logging.ERROR},
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|     {'exitcode':-6, 'log':r"add_cpreg_to_hashtable: code should not be reached", 'loglevel':logging.ERROR},
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|     {'exitcode':-6, 'log':r"qemu_alloc_display: Assertion `surface->image != NULL' failed", 'loglevel':logging.ERROR},
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|     {'exitcode':-6, 'log':r"Unexpected error in error_set_from_qdev_prop_error", 'loglevel':logging.ERROR},
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|     {'exitcode':-6, 'log':r"Object .* is not an instance of type spapr-machine", 'loglevel':logging.ERROR},
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|     {'exitcode':-6, 'log':r"Object .* is not an instance of type generic-pc-machine", 'loglevel':logging.ERROR},
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|     {'exitcode':-6, 'log':r"Object .* is not an instance of type e500-ccsr", 'loglevel':logging.ERROR},
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|     {'exitcode':-6, 'log':r"vmstate_register_with_alias_id: Assertion `!se->compat \|\| se->instance_id == 0' failed", 'loglevel':logging.ERROR},
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|     {'exitcode':-11, 'device':'gus', 'loglevel':logging.ERROR, 'expected':True},
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|     {'exitcode':-11, 'device':'isa-serial', 'loglevel':logging.ERROR, 'expected':True},
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|     {'exitcode':-11, 'device':'sb16', 'loglevel':logging.ERROR, 'expected':True},
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|     {'exitcode':-11, 'device':'cs4231a', 'loglevel':logging.ERROR, 'expected':True},
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|     {'exitcode':-11, 'machine':'isapc', 'device':'.*-iommu', 'loglevel':logging.ERROR, 'expected':True},
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| 
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|     # everything else (including SIGABRT and SIGSEGV) will be a fatal error:
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|     {'exitcode':None, 'fatal':True, 'loglevel':logging.FATAL},
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| ]
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| 
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| 
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| def whitelistTestCaseMatch(wl, t):
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|     """Check if a test case specification can match a whitelist entry
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| 
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|     This only checks if a whitelist entry is a candidate match
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|     for a given test case, it won't check if the test case
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|     results/output match the entry.  See whitelistResultMatch().
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|     """
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|     return (('machine' not in wl or
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|              'machine' not in t or
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|              re.match(wl['machine'] + '$', t['machine'])) and
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|             ('accel' not in wl or
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|              'accel' not in t or
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|              re.match(wl['accel'] + '$', t['accel'])) and
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|             ('device' not in wl or
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|              'device' not in t or
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|              re.match(wl['device'] + '$', t['device'])))
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| 
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| 
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| def whitelistCandidates(t):
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|     """Generate the list of candidates that can match a test case"""
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|     for i, wl in enumerate(ERROR_WHITELIST):
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|         if whitelistTestCaseMatch(wl, t):
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|             yield (i, wl)
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| 
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| 
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| def findExpectedResult(t):
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|     """Check if there's an expected=True whitelist entry for a test case
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| 
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|     Returns (i, wl) tuple, where i is the index in
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|     ERROR_WHITELIST and wl is the whitelist entry itself.
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|     """
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|     for i, wl in whitelistCandidates(t):
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|         if wl.get('expected'):
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|             return (i, wl)
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| 
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| 
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| def whitelistResultMatch(wl, r):
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|     """Check if test case results/output match a whitelist entry
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| 
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|     It is valid to call this function only if
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|     whitelistTestCaseMatch() is True for the entry (e.g. on
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|     entries returned by whitelistCandidates())
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|     """
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|     assert whitelistTestCaseMatch(wl, r['testcase'])
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|     return ((wl.get('exitcode', 1) is None or
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|              r['exitcode'] == wl.get('exitcode', 1)) and
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|             ('log' not in wl or
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|              re.search(wl['log'], r['log'], re.MULTILINE)))
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| 
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| 
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| def checkResultWhitelist(r):
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|     """Look up whitelist entry for a given test case result
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| 
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|     Returns (i, wl) tuple, where i is the index in
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|     ERROR_WHITELIST and wl is the whitelist entry itself.
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|     """
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|     for i, wl in whitelistCandidates(r['testcase']):
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|         if whitelistResultMatch(wl, r):
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|             return i, wl
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| 
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|     raise Exception("this should never happen")
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| 
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| 
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| def qemuOptsEscape(s):
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|     """Escape option value QemuOpts"""
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|     return s.replace(",", ",,")
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| 
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| 
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| def formatTestCase(t):
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|     """Format test case info as "key=value key=value" for prettier logging output"""
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|     return ' '.join('%s=%s' % (k, v) for k, v in t.items())
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| 
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| 
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| def qomListTypeNames(vm, **kwargs):
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|     """Run qom-list-types QMP command, return type names"""
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|     types = vm.command('qom-list-types', **kwargs)
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|     return [t['name'] for t in types]
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| 
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| 
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| def infoQDM(vm):
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|     """Parse 'info qdm' output"""
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|     args = {'command-line': 'info qdm'}
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|     devhelp = vm.command('human-monitor-command', **args)
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|     for l in devhelp.split('\n'):
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|         l = l.strip()
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|         if l == '' or l.endswith(':'):
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|             continue
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|         d = {'name': re.search(r'name "([^"]+)"', l).group(1),
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|              'no-user': (re.search(', no-user', l) is not None)}
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|         yield d
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| 
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| 
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| class QemuBinaryInfo(object):
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|     def __init__(self, binary, devtype):
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|         if devtype is None:
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|             devtype = 'device'
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| 
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|         self.binary = binary
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|         self._machine_info = {}
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| 
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|         dbg("devtype: %r", devtype)
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|         args = ['-S', '-machine', 'none,accel=kvm:tcg']
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|         dbg("querying info for QEMU binary: %s", binary)
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|         vm = QEMUMachine(binary=binary, args=args)
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|         vm.launch()
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|         try:
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|             self.alldevs = set(qomListTypeNames(vm, implements=devtype, abstract=False))
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|             # there's no way to query DeviceClass::user_creatable using QMP,
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|             # so use 'info qdm':
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|             self.no_user_devs = set([d['name'] for d in infoQDM(vm, ) if d['no-user']])
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|             self.machines = list(m['name'] for m in vm.command('query-machines'))
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|             self.user_devs = self.alldevs.difference(self.no_user_devs)
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|             self.kvm_available = vm.command('query-kvm')['enabled']
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|         finally:
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|             vm.shutdown()
 | |
| 
 | |
|     def machineInfo(self, machine):
 | |
|         """Query for information on a specific machine-type
 | |
| 
 | |
|         Results are cached internally, in case the same machine-
 | |
|         type is queried multiple times.
 | |
|         """
 | |
|         if machine in self._machine_info:
 | |
|             return self._machine_info[machine]
 | |
| 
 | |
|         mi = {}
 | |
|         args = ['-S', '-machine', '%s' % (machine)]
 | |
|         dbg("querying machine info for binary=%s machine=%s", self.binary, machine)
 | |
|         vm = QEMUMachine(binary=self.binary, args=args)
 | |
|         try:
 | |
|             vm.launch()
 | |
|             mi['runnable'] = True
 | |
|         except KeyboardInterrupt:
 | |
|             raise
 | |
|         except:
 | |
|             dbg("exception trying to run binary=%s machine=%s", self.binary, machine, exc_info=sys.exc_info())
 | |
|             dbg("log: %r", vm.get_log())
 | |
|             mi['runnable'] = False
 | |
| 
 | |
|         vm.shutdown()
 | |
|         self._machine_info[machine] = mi
 | |
|         return mi
 | |
| 
 | |
| 
 | |
| BINARY_INFO = {}
 | |
| 
 | |
| 
 | |
| def getBinaryInfo(args, binary):
 | |
|     if binary not in BINARY_INFO:
 | |
|         BINARY_INFO[binary] = QemuBinaryInfo(binary, args.devtype)
 | |
|     return BINARY_INFO[binary]
 | |
| 
 | |
| 
 | |
| def checkOneCase(args, testcase):
 | |
|     """Check one specific case
 | |
| 
 | |
|     Returns a dictionary containing failure information on error,
 | |
|     or None on success
 | |
|     """
 | |
|     binary = testcase['binary']
 | |
|     accel = testcase['accel']
 | |
|     machine = testcase['machine']
 | |
|     device = testcase['device']
 | |
| 
 | |
|     dbg("will test: %r", testcase)
 | |
| 
 | |
|     args = ['-S', '-machine', '%s,accel=%s' % (machine, accel),
 | |
|             '-device', qemuOptsEscape(device)]
 | |
|     cmdline = ' '.join([binary] + args)
 | |
|     dbg("will launch QEMU: %s", cmdline)
 | |
|     vm = QEMUMachine(binary=binary, args=args)
 | |
| 
 | |
|     exc_traceback = None
 | |
|     try:
 | |
|         vm.launch()
 | |
|     except KeyboardInterrupt:
 | |
|         raise
 | |
|     except:
 | |
|         exc_traceback = traceback.format_exc()
 | |
|         dbg("Exception while running test case")
 | |
|     finally:
 | |
|         vm.shutdown()
 | |
|         ec = vm.exitcode()
 | |
|         log = vm.get_log()
 | |
| 
 | |
|     if exc_traceback is not None or ec != 0:
 | |
|         return {'exc_traceback':exc_traceback,
 | |
|                 'exitcode':ec,
 | |
|                 'log':log,
 | |
|                 'testcase':testcase,
 | |
|                 'cmdline':cmdline}
 | |
| 
 | |
| 
 | |
| def binariesToTest(args, testcase):
 | |
|     if args.qemu:
 | |
|         r = args.qemu
 | |
|     else:
 | |
|         r = glob.glob('./*-softmmu/qemu-system-*')
 | |
|     return r
 | |
| 
 | |
| 
 | |
| def accelsToTest(args, testcase):
 | |
|     if getBinaryInfo(args, testcase['binary']).kvm_available:
 | |
|         yield 'kvm'
 | |
|     yield 'tcg'
 | |
| 
 | |
| 
 | |
| def machinesToTest(args, testcase):
 | |
|     return getBinaryInfo(args, testcase['binary']).machines
 | |
| 
 | |
| 
 | |
| def devicesToTest(args, testcase):
 | |
|     return getBinaryInfo(args, testcase['binary']).user_devs
 | |
| 
 | |
| 
 | |
| TESTCASE_VARIABLES = [
 | |
|     ('binary', binariesToTest),
 | |
|     ('accel', accelsToTest),
 | |
|     ('machine', machinesToTest),
 | |
|     ('device', devicesToTest),
 | |
| ]
 | |
| 
 | |
| 
 | |
| def genCases1(args, testcases, var, fn):
 | |
|     """Generate new testcases for one variable
 | |
| 
 | |
|     If an existing item already has a variable set, don't
 | |
|     generate new items and just return it directly. This
 | |
|     allows the "-t" command-line option to be used to choose
 | |
|     a specific test case.
 | |
|     """
 | |
|     for testcase in testcases:
 | |
|         if var in testcase:
 | |
|             yield testcase.copy()
 | |
|         else:
 | |
|             for i in fn(args, testcase):
 | |
|                 t = testcase.copy()
 | |
|                 t[var] = i
 | |
|                 yield t
 | |
| 
 | |
| 
 | |
| def genCases(args, testcase):
 | |
|     """Generate test cases for all variables
 | |
|     """
 | |
|     cases = [testcase.copy()]
 | |
|     for var, fn in TESTCASE_VARIABLES:
 | |
|         dbg("var: %r, fn: %r", var, fn)
 | |
|         cases = genCases1(args, cases, var, fn)
 | |
|     return cases
 | |
| 
 | |
| 
 | |
| def casesToTest(args, testcase):
 | |
|     cases = genCases(args, testcase)
 | |
|     if args.random:
 | |
|         cases = list(cases)
 | |
|         cases = random.sample(cases, min(args.random, len(cases)))
 | |
|     if args.debug:
 | |
|         cases = list(cases)
 | |
|         dbg("%d test cases to test", len(cases))
 | |
|     if args.shuffle:
 | |
|         cases = list(cases)
 | |
|         random.shuffle(cases)
 | |
|     return cases
 | |
| 
 | |
| 
 | |
| def logFailure(f, level):
 | |
|     t = f['testcase']
 | |
|     logger.log(level, "failed: %s", formatTestCase(t))
 | |
|     logger.log(level, "cmdline: %s", f['cmdline'])
 | |
|     for l in f['log'].strip().split('\n'):
 | |
|         logger.log(level, "log: %s", l)
 | |
|     logger.log(level, "exit code: %r", f['exitcode'])
 | |
|     if f['exc_traceback']:
 | |
|         logger.log(level, "exception:")
 | |
|         for l in f['exc_traceback'].split('\n'):
 | |
|             logger.log(level, "  %s", l.rstrip('\n'))
 | |
| 
 | |
| 
 | |
| def main():
 | |
|     parser = argparse.ArgumentParser(description="QEMU -device crash test")
 | |
|     parser.add_argument('-t', metavar='KEY=VALUE', nargs='*',
 | |
|                         help="Limit test cases to KEY=VALUE",
 | |
|                         action='append', dest='testcases', default=[])
 | |
|     parser.add_argument('-d', '--debug', action='store_true',
 | |
|                         help='debug output')
 | |
|     parser.add_argument('-v', '--verbose', action='store_true', default=True,
 | |
|                         help='verbose output')
 | |
|     parser.add_argument('-q', '--quiet', dest='verbose', action='store_false',
 | |
|                         help='non-verbose output')
 | |
|     parser.add_argument('-r', '--random', type=int, metavar='COUNT',
 | |
|                         help='run a random sample of COUNT test cases',
 | |
|                         default=0)
 | |
|     parser.add_argument('--shuffle', action='store_true',
 | |
|                         help='Run test cases in random order')
 | |
|     parser.add_argument('--dry-run', action='store_true',
 | |
|                         help="Don't run any tests, just generate list")
 | |
|     parser.add_argument('-D', '--devtype', metavar='TYPE',
 | |
|                         help="Test only device types that implement TYPE")
 | |
|     parser.add_argument('-Q', '--quick', action='store_true', default=True,
 | |
|                         help="Quick mode: skip test cases that are expected to fail")
 | |
|     parser.add_argument('-F', '--full', action='store_false', dest='quick',
 | |
|                         help="Full mode: test cases that are expected to fail")
 | |
|     parser.add_argument('--strict', action='store_true', dest='strict',
 | |
|                         help="Treat all warnings as fatal")
 | |
|     parser.add_argument('qemu', nargs='*', metavar='QEMU',
 | |
|                         help='QEMU binary to run')
 | |
|     args = parser.parse_args()
 | |
| 
 | |
|     if args.debug:
 | |
|         lvl = logging.DEBUG
 | |
|     elif args.verbose:
 | |
|         lvl = logging.INFO
 | |
|     else:
 | |
|         lvl = logging.WARN
 | |
|     logging.basicConfig(stream=sys.stdout, level=lvl, format='%(levelname)s: %(message)s')
 | |
| 
 | |
|     fatal_failures = []
 | |
|     wl_stats = {}
 | |
|     skipped = 0
 | |
|     total = 0
 | |
| 
 | |
|     tc = {}
 | |
|     dbg("testcases: %r", args.testcases)
 | |
|     if args.testcases:
 | |
|         for t in chain(*args.testcases):
 | |
|             for kv in t.split():
 | |
|                 k, v = kv.split('=', 1)
 | |
|                 tc[k] = v
 | |
| 
 | |
|     if len(binariesToTest(args, tc)) == 0:
 | |
|         print >>sys.stderr, "No QEMU binary found"
 | |
|         parser.print_usage(sys.stderr)
 | |
|         return 1
 | |
| 
 | |
|     for t in casesToTest(args, tc):
 | |
|         logger.info("running test case: %s", formatTestCase(t))
 | |
|         total += 1
 | |
| 
 | |
|         expected_match = findExpectedResult(t)
 | |
|         if (args.quick and
 | |
|                 (expected_match or
 | |
|                  not getBinaryInfo(args, t['binary']).machineInfo(t['machine'])['runnable'])):
 | |
|             dbg("skipped: %s", formatTestCase(t))
 | |
|             skipped += 1
 | |
|             continue
 | |
| 
 | |
|         if args.dry_run:
 | |
|             continue
 | |
| 
 | |
|         try:
 | |
|             f = checkOneCase(args, t)
 | |
|         except KeyboardInterrupt:
 | |
|             break
 | |
| 
 | |
|         if f:
 | |
|             i, wl = checkResultWhitelist(f)
 | |
|             dbg("testcase: %r, whitelist match: %r", t, wl)
 | |
|             wl_stats.setdefault(i, []).append(f)
 | |
|             level = wl.get('loglevel', logging.DEBUG)
 | |
|             logFailure(f, level)
 | |
|             if wl.get('fatal') or (args.strict and level >= logging.WARN):
 | |
|                 fatal_failures.append(f)
 | |
|         else:
 | |
|             dbg("success: %s", formatTestCase(t))
 | |
|             if expected_match:
 | |
|                 logger.warn("Didn't fail as expected: %s", formatTestCase(t))
 | |
| 
 | |
|     logger.info("Total: %d test cases", total)
 | |
|     if skipped:
 | |
|         logger.info("Skipped %d test cases", skipped)
 | |
| 
 | |
|     if args.debug:
 | |
|         stats = sorted([(len(wl_stats.get(i, [])), wl) for i, wl in enumerate(ERROR_WHITELIST)])
 | |
|         for count, wl in stats:
 | |
|             dbg("whitelist entry stats: %d: %r", count, wl)
 | |
| 
 | |
|     if fatal_failures:
 | |
|         for f in fatal_failures:
 | |
|             t = f['testcase']
 | |
|             logger.error("Fatal failure: %s", formatTestCase(t))
 | |
|         logger.error("Fatal failures on some machine/device combinations")
 | |
|         return 1
 | |
| 
 | |
| if __name__ == '__main__':
 | |
|     sys.exit(main())
 |