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details: Add support for disk detect zeroes option

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This commit is contained in:
Povilas Kanapickas 2018-08-24 02:40:18 +03:00 committed by Cole Robinson
parent d13b793bfa
commit e6c7e46a54
8 changed files with 89 additions and 3 deletions
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2
tests/xmlparse-xml/change-disk-out.xml
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@ -59,7 +59,7 @@
<total_iops_sec>5</total_iops_sec>
<total_bytes_sec>6</total_bytes_sec>
</iotune>
<driver cache="writeback" discard="unmap" io="native"/>
<driver cache="writeback" discard="unmap" detect_zeroes="unmap" io="native"/>
<source file="/dev/default-pool/default-vol" startupPolicy="optional"/>
<shareable/>
</disk>

1
tests/xmlparse.py
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@ -387,6 +387,7 @@ class XMLParseTest(unittest.TestCase):
check("driver_io", None, "threads")
check("driver_io", "threads", "native")
check("driver_discard", None, "unmap")
check("driver_detect_zeroes", None, "unmap")
check("iotune_ris", 1, 0)
check("iotune_rbs", 2, 0)
check("iotune_wis", 3, 0)

24
ui/addhardware.ui
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@ -279,6 +279,30 @@
<property name="top_attach">1</property>
</packing>
</child>
<child>
<object class="GtkLabel" id="label-storage-detect-zeroes">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="halign">start</property>
<property name="label" translatable="yes">Detect _zeroes:</property>
<property name="use_underline">True</property>
<property name="mnemonic_widget">storage-detect-zeroes</property>
</object>
<packing>
<property name="left_attach">0</property>
<property name="top_attach">2</property>
</packing>
</child>
<child>
<object class="GtkComboBox" id="storage-detect-zeroes">
<property name="visible">True</property>
<property name="can_focus">False</property>
</object>
<packing>
<property name="left_attach">1</property>
<property name="top_attach">2</property>
</packing>
</child>
</object>
</child>
<child type="label">

31
ui/details.ui
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@ -3819,6 +3819,37 @@
<property name="top_attach">2</property>
</packing>
</child>
<child>
<object class="GtkLabel" id="label-disk-detect-zeroes">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="halign">end</property>
<property name="label" translatable="yes">Detect _zeroes:</property>
<property name="use_underline">True</property>
<property name="mnemonic_widget">detectzeroesmode-entry-box</property>
</object>
<packing>
<property name="left_attach">0</property>
<property name="top_attach">3</property>
</packing>
</child>
<child>
<object class="GtkComboBox" id="disk-detect-zeroes">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="has_entry">True</property>
<signal name="changed" handler="on_disk_detect_zeroes_combo_changed" swapped="no"/>
<child internal-child="entry">
<object class="GtkEntry" id="detectzeroesmode-entry-box">
<property name="can_focus">True</property>
</object>
</child>
</object>
<packing>
<property name="left_attach">1</property>
<property name="top_attach">3</property>
</packing>
</child>
</object>
</child>
<child type="label">

9
virtManager/addhardware.py
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@ -194,6 +194,8 @@ class vmmAddHardware(vmmGObjectUI):
self._build_disk_device_combo()
self.build_disk_cache_combo(self.vm, self.widget("storage-cache"))
self.build_disk_discard_combo(self.vm, self.widget("storage-discard"))
self.build_disk_detect_zeroes_combo(self.vm,
self.widget("storage-detect-zeroes"))
self.build_network_model_combo(self.vm, self.widget("net-model"))
self._build_input_combo()
self.build_sound_combo(self.vm, self.widget("sound-model"))
@ -455,6 +457,13 @@ class vmmAddHardware(vmmGObjectUI):
values.append([m, m])
_build_combo(combo, values, sort=False)
@staticmethod
def build_disk_detect_zeroes_combo(_vm, combo):
values = [[None, _("Hypervisor default")]]
for m in DeviceDisk.detect_zeroes_types:
values.append([m, m])
_build_combo(combo, values, sort=False)
@staticmethod
def build_disk_bus_combo(_vm, combo):
_build_combo(combo, [])

15
virtManager/details.py
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@ -57,6 +57,7 @@ from .graphwidgets import Sparkline
EDIT_DISK_CACHE,
EDIT_DISK_IO,
EDIT_DISK_DISCARD,
EDIT_DISK_DETECT_ZEROES,
EDIT_DISK_BUS,
EDIT_DISK_SERIAL,
EDIT_DISK_FORMAT,
@ -95,7 +96,7 @@ from .graphwidgets import Sparkline
EDIT_FS,
EDIT_HOSTDEV_ROMBAR) = range(1, 52)
EDIT_HOSTDEV_ROMBAR) = range(1, 53)
# Columns in hw list model
@ -540,6 +541,7 @@ class vmmDetails(vmmGObjectUI):
"on_disk_cache_combo_changed": lambda *x: self.enable_apply(x, EDIT_DISK_CACHE),
"on_disk_io_combo_changed": lambda *x: self.enable_apply(x, EDIT_DISK_IO),
"on_disk_discard_combo_changed": lambda *x: self.enable_apply(x, EDIT_DISK_DISCARD),
"on_disk_detect_zeroes_combo_changed": lambda *x: self.enable_apply(x, EDIT_DISK_DETECT_ZEROES),
"on_disk_bus_combo_changed": lambda *x: self.enable_apply(x, EDIT_DISK_BUS),
"on_disk_format_changed": self.disk_format_changed,
"on_disk_serial_changed": lambda *x: self.enable_apply(x, EDIT_DISK_SERIAL),
@ -1022,6 +1024,10 @@ class vmmDetails(vmmGObjectUI):
combo = self.widget("disk-discard")
vmmAddHardware.build_disk_discard_combo(self.vm, combo)
# Detect zeroes combo
combo = self.widget("disk-detect-zeroes")
vmmAddHardware.build_disk_detect_zeroes_combo(self.vm, combo)
# Disk bus combo
disk_bus = self.widget("disk-bus")
vmmAddHardware.build_disk_bus_combo(self.vm, disk_bus)
@ -2123,6 +2129,10 @@ class vmmDetails(vmmGObjectUI):
kwargs["discard"] = uiutil.get_list_selection(
self.widget("disk-discard"))
if self.edited(EDIT_DISK_DETECT_ZEROES):
kwargs["detect_zeroes"] = uiutil.get_list_selection(
self.widget("disk-detect-zeroes"))
if self.edited(EDIT_DISK_FORMAT):
kwargs["driver_type"] = self.widget("disk-format").get_text()
@ -2657,6 +2667,7 @@ class vmmDetails(vmmGObjectUI):
cache = disk.driver_cache
io = disk.driver_io
discard = disk.driver_discard
detect_zeroes = disk.driver_detect_zeroes
driver_type = disk.driver_type or ""
serial = disk.serial
@ -2700,6 +2711,8 @@ class vmmDetails(vmmGObjectUI):
uiutil.set_list_selection(self.widget("disk-cache"), cache)
uiutil.set_list_selection(self.widget("disk-io"), io)
uiutil.set_list_selection(self.widget("disk-discard"), discard)
uiutil.set_list_selection(self.widget("disk-detect-zeroes"),
detect_zeroes)
self.widget("disk-format").set_text(driver_type)
self.widget("disk-format-warn").hide()

4
virtManager/domain.py
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@ -676,7 +676,7 @@ class vmmDomain(vmmLibvirtObject):
def define_disk(self, devobj, do_hotplug,
path=_SENTINEL, readonly=_SENTINEL, serial=_SENTINEL,
shareable=_SENTINEL, removable=_SENTINEL, cache=_SENTINEL,
io=_SENTINEL, discard=_SENTINEL,
io=_SENTINEL, discard=_SENTINEL, detect_zeroes=_SENTINEL,
driver_type=_SENTINEL, bus=_SENTINEL, addrstr=_SENTINEL,
sgio=_SENTINEL):
xmlobj = self._make_xmlobj_to_define()
@ -728,6 +728,8 @@ class vmmDomain(vmmLibvirtObject):
editdev.driver_io = io or None
if discard != _SENTINEL:
editdev.driver_discard = discard or None
if detect_zeroes != _SENTINEL:
editdev.driver_detect_zeroes = detect_zeroes or None
if driver_type != _SENTINEL:
editdev.driver_type = driver_type or None
if serial != _SENTINEL:

6
virtinst/devices/disk.py
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@ -117,6 +117,12 @@ class DeviceDisk(Device):
DISCARD_MODE_UNMAP = "unmap"
discard_types = [DISCARD_MODE_IGNORE, DISCARD_MODE_UNMAP]
DETECT_ZEROES_OFF = "off"
DETECT_ZEROES_ON = "on"
DETECT_ZEROES_UNMAP = "unmap"
detect_zeroes_types = [DETECT_ZEROES_OFF, DETECT_ZEROES_ON,
DETECT_ZEROES_UNMAP]
DEVICE_DISK = "disk"
DEVICE_LUN = "lun"
DEVICE_CDROM = "cdrom"