History log of /openbmc/estoraged/include/zero.hpp (Results 1 – 6 of 6)
Revision Date Author Comments
# 04c28fad 10-May-2023 Patrick Williams <patrick@stwcx.xyz>

clang-format: copy latest and re-format

clang-format-16 has some backwards incompatible changes that require
additional settings for best compatibility and re-running the formatter.
Copy the latest

clang-format: copy latest and re-format

clang-format-16 has some backwards incompatible changes that require
additional settings for best compatibility and re-running the formatter.
Copy the latest .clang-format from the docs repository and reformat the
repository.

Change-Id: Ia968a74764d3bda33160a8a9890629ed3cc94d0e
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>

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# d6071fc2 31-Mar-2022 John Edward Broadbent <jebr@google.com>

Fix Short read/write issue

It was possible for "short" reads and writes to cause the pattern and
zero steps to not work correctly. This change adds logic to deal with
the short reads.

Tested: unit

Fix Short read/write issue

It was possible for "short" reads and writes to cause the pattern and
zero steps to not work correctly. This change adds logic to deal with
the short reads.

Tested: unit test and machine test
root@bmc# time busctl call xyz.openbmc_project.eStoraged.mmcblk0 \
> /xyz/openbmc_project/inventory/storage/mmcblk0 \
> xyz.openbmc_project.Inventory.Item.Volume Erase s \
> xyz.openbmc_project.Inventory.Item.Volume.EraseMethod.ZeroOverWrite \
> --timeout=1200
real 6m0.815s
user 0m0.010s
sys 0m0.010s

Change-Id: If8df9bdba159a3bcfa77104a4c17b8d352794db2
Signed-off-by: John Edward Broadbent <jebr@google.com>

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# 5d799bb9 22-Mar-2022 John Edward Broadbent <jebr@google.com>

Add lifetime property for drives interface

This will set the lifetime property when the eStoraged object is
created. This change does not expect the lifetime to change.

Tested:
busctl introspect x

Add lifetime property for drives interface

This will set the lifetime property when the eStoraged object is
created. This change does not expect the lifetime to change.

Tested:
busctl introspect xyz.openbmc_project.eStoraged.mmcblk0 /xyz/openbmc_project/inventory/storage/mmcblk0
NAME TYPE SIGNATURE RESULT/VALUE FLAGS
org.freedesktop.DBus.Introspectable interface - - -
.Introspect method - s -
org.freedesktop.DBus.Peer interface - - -
.GetMachineId method - s -
.Ping method - - -
org.freedesktop.DBus.Properties interface - - -
.Get method ss v -
.GetAll method s a{sv} -
.Set method ssv - -
.PropertiesChanged signal sa{sv}as - -
xyz.openbmc_project.Inventory.Item.Drive interface - - -
.Capacity property t (top secret) emits-change
.PredictedMediaLifeLeftPercent property y 100 emits-change
xyz.openbmc_project.Inventory.Item.Volume interface - - -
.ChangePassword method ayay - -
.Erase method s - -
.FormatLuks method ays - -
.Lock method - - -
.Unlock method ay - -

Signed-off-by: John Edward Broadbent <jebr@google.com>
Change-Id: Ifbbed7d81c55e3edbe519c2b1048b5d1731fbb0e

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# a6e3b99d 17-Mar-2022 John Edward Broadbent <jebr@google.com>

Refactor findsize into util away from erase

At first the size was only needed for erase, now it is needed for the
drives interface. The code needed to be refactored to make drive
interface implement

Refactor findsize into util away from erase

At first the size was only needed for erase, now it is needed for the
drives interface. The code needed to be refactored to make drive
interface implementation possible.

Signed-off-by: John Edward Broadbent <jebr@google.com>
Change-Id: I0a23ee23a0de3fd89a9e776b4854e8da9a8ff2e4

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# 69786761 21-Jan-2022 John Edward Broadbent <jebr@google.com>

Not passing fd in the zero and pattern erase

The original erase zero, and erase pattern methods took fd that were
opened by the client code. This changes make zero and pattern open the
files interna

Not passing fd in the zero and pattern erase

The original erase zero, and erase pattern methods took fd that were
opened by the client code. This changes make zero and pattern open the
files internally, which is safe and a more standard practice.

Tested: This change has not been tested

Change-Id: Iae848429b304aa39d510d1f090ace416db88ac7e
Signed-off-by: John Edward Broadbent <jebr@google.com>

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# 4bc8a10c 30-Dec-2021 John Edward Broadbent <jebr@google.com>

Add zero write and verify

This code implements the zero verify and zero write dbus interface. The
goal is to fill the whole block device with zeros, then check to make
sure the operation worked corr

Add zero write and verify

This code implements the zero verify and zero write dbus interface. The
goal is to fill the whole block device with zeros, then check to make
sure the operation worked correctly.

Tested:
$ systemctl stop emmc.service
$ ./eStoraged -b /dev/mmcblk0 &
$ time busctl call xyz.openbmc_project.eStoraged.mmcblk0 /xyz/openbmc_project/storage/mmcblk0 xyz.openbmc_project.Inventory.Item.Volume Erase s
xyz.openbmc_project.Inventory.Item.Volume.EraseMethod.ZeroOverWrite --timeout=1200
Erasing encrypted eMMC <6> Starting erase

real 5m59.695s
user 0m0.000s
sys 0m0.030s

root@ytbaz20-nfd01:~/jebr# hexdump /dev/mmcblk0
0000000 0000 0000 0000 0000 0000 0000 0000 0000
*
$ time busctl call xyz.openbmc_project.eStoraged.mmcblk0 /xyz/openbmc_project/storage/mmcblk0 xyz.openbmc_project.Inventory.Item.Volume Erase s
xyz.openbmc_project.Inventory.Item.Volume.EraseMethod.ZeroVerify --timeout=1200
Erasing encrypted eMMC
<6> Starting erase

real 5m46.920s
user 0m0.010s
sys 0m0.010s
$ echo "not zero" > /dev/mmcblk0
$ time busctl call xyz.openbmc_project.eStoraged.mmcblk0 /xyz/openbmc_project/storage/mmcblk0 xyz.openbmc_project.Inventory.Item.Volume Erase s
xyz.openbmc_project.Inventory.Item.Volume.EraseMethod.ZeroVerify --timeout=1200
Erasing encrypted eMMC
<6> Starting erase
<3> Estoraged erase zeros block is not zero
Call failed: The operation failed internally.

real 0m0.022s
user 0m0.000s
sys 0m0.020s

Change-Id: Ie78ad427de1aa75472fc7ddd72d094866fe14b66
Signed-off-by: John Edward Broadbent <jebr@google.com>

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