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[PULL 10/14] tests/acceptance: Test virtio-rng on s390 via /dev/hwrng
From: |
Cornelia Huck |
Subject: |
[PULL 10/14] tests/acceptance: Test virtio-rng on s390 via /dev/hwrng |
Date: |
Tue, 22 Dec 2020 11:44:59 +0100 |
From: Thomas Huth <thuth@redhat.com>
/dev/hwrng is only functional if virtio-rng is working right, so let's
add a sanity check for this device node.
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Tested-by: Willian Rampazzo <willianr@redhat.com>
Reviewed-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20201215183623.110128-3-thuth@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
---
tests/acceptance/machine_s390_ccw_virtio.py | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)
diff --git a/tests/acceptance/machine_s390_ccw_virtio.py
b/tests/acceptance/machine_s390_ccw_virtio.py
index 3d146b9ce640..e1ad0e29b0cd 100644
--- a/tests/acceptance/machine_s390_ccw_virtio.py
+++ b/tests/acceptance/machine_s390_ccw_virtio.py
@@ -64,9 +64,9 @@ class S390CCWVirtioMachine(Test):
'-append', kernel_command_line,
'-device', 'virtio-net-ccw,devno=fe.1.1111',
'-device',
- 'virtio-rng-ccw,devno=fe.2.0000,max_revision=0',
+
'virtio-rng-ccw,devno=fe.2.0000,max_revision=0,id=rn1',
'-device',
- 'virtio-rng-ccw,devno=fe.3.1234,max_revision=2',
+
'virtio-rng-ccw,devno=fe.3.1234,max_revision=2,id=rn2',
'-device', 'zpci,uid=5,target=zzz',
'-device', 'virtio-net-pci,id=zzz',
'-device', 'zpci,uid=0xa,fid=12,target=serial',
@@ -96,6 +96,19 @@ class S390CCWVirtioMachine(Test):
exec_command_and_wait_for_pattern(self,
'cat /sys/bus/ccw/devices/0.3.1234/virtio?/features',
virtio_rng_features)
+ # check that /dev/hwrng works - and that it's gone after ejecting
+ exec_command_and_wait_for_pattern(self,
+ 'dd if=/dev/hwrng of=/dev/null bs=1k count=10',
+ '10+0 records out')
+ self.clear_guest_dmesg()
+ self.vm.command('device_del', id='rn1')
+ self.wait_for_crw_reports()
+ self.clear_guest_dmesg()
+ self.vm.command('device_del', id='rn2')
+ self.wait_for_crw_reports()
+ exec_command_and_wait_for_pattern(self,
+ 'dd if=/dev/hwrng of=/dev/null bs=1k count=10',
+ 'dd: /dev/hwrng: No such device')
# verify that we indeed have virtio-net devices (without having the
# virtio-net driver handy)
exec_command_and_wait_for_pattern(self,
--
2.26.2
- [PULL 02/14] MAINTAINERS: move my git tree to gitlab, (continued)
- [PULL 02/14] MAINTAINERS: move my git tree to gitlab, Cornelia Huck, 2020/12/22
- [PULL 03/14] qga/commands-posix: Send CCW address on s390x with the fsinfo data, Cornelia Huck, 2020/12/22
- [PULL 01/14] s390x: pv: Fence additional unavailable SCLP facilities for PV guests, Cornelia Huck, 2020/12/22
- [PULL 04/14] target/s390x: Improve cc computation for ADD LOGICAL, Cornelia Huck, 2020/12/22
- [PULL 07/14] target/s390x: Improve SUB LOGICAL WITH BORROW, Cornelia Huck, 2020/12/22
- [PULL 05/14] target/s390x: Improve ADD LOGICAL WITH CARRY, Cornelia Huck, 2020/12/22
- [PULL 06/14] target/s390x: Improve cc computation for SUBTRACT LOGICAL, Cornelia Huck, 2020/12/22
- [PULL 08/14] tests/acceptance: test hot(un)plug of ccw devices, Cornelia Huck, 2020/12/22
- [PULL 09/14] tests/acceptance: Extract the code to clear dmesg and wait for CRW reports, Cornelia Huck, 2020/12/22
- [PULL 11/14] tests/acceptance: Test the virtio-balloon device on s390x, Cornelia Huck, 2020/12/22
- [PULL 10/14] tests/acceptance: Test virtio-rng on s390 via /dev/hwrng,
Cornelia Huck <=
- [PULL 12/14] s390x/pci: fix pcistb length, Cornelia Huck, 2020/12/22
- [PULL 13/14] s390x/pci: Fix memory_region_access_valid call, Cornelia Huck, 2020/12/22
- [PULL 14/14] tests/acceptance: Add a test with the Fedora 31 kernel and initrd, Cornelia Huck, 2020/12/22