From 01ea13d9813df93e294b0d9776d4cefd54b1609b Mon Sep 17 00:00:00 2001

From: "Richard W.M. Jones" <rjones@redhat.com>

Date: Fri, 4 Oct 2019 16:25:55 +0300

Subject: [PATCH 19/36] Add support for Nutanix Acropolis Hypervisor (AHV)

 (RHBZ#1756381).

Thanks: Cristian Seres for providing access to a guest.

---

 configure.ac                                  |   2 +

 tests/nutanix-ahv/Makefile.am                 |  28 ++++

 tests/nutanix-ahv/proc/cpuinfo                |  27 ++++

 tests/nutanix-ahv/proc/self/status            |  55 ++++++++

 tests/nutanix-ahv/sbin/dmidecode              | 123 ++++++++++++++++++

 tests/nutanix-ahv/sbin/uname                  |   2 +

 tests/nutanix-ahv/sbin/virt-what-cpuid-helper |   2 +

 tests/nutanix-ahv/test.sh                     |  32 +++++

 virt-what.in                                  |  10 +-

 virt-what.pod                                 |   6 +

 10 files changed, 286 insertions(+), 1 deletion(-)

 create mode 100644 tests/nutanix-ahv/Makefile.am

 create mode 100644 tests/nutanix-ahv/proc/cpuinfo

 create mode 100644 tests/nutanix-ahv/proc/self/status

 create mode 100755 tests/nutanix-ahv/sbin/dmidecode

 create mode 100755 tests/nutanix-ahv/sbin/uname

 create mode 100755 tests/nutanix-ahv/sbin/virt-what-cpuid-helper

 create mode 100755 tests/nutanix-ahv/test.sh

diff --git a/configure.ac b/configure.ac

index 5e0d9c4..f246e34 100644

--- a/configure.ac

+++ b/configure.ac

@@ -51,6 +51,7 @@ tests="\

 	lkvm-arm \

 	lx86 \

 	lxc \

+	nutanix-ahv \

 	parallels-desktop \

 	ppc64-baremetal \

 	ppc64-kvm \

@@ -93,6 +94,7 @@ AC_CONFIG_FILES([Makefile

 	         tests/lkvm-arm/Makefile

 	         tests/lx86/Makefile

 	         tests/lxc/Makefile

+	         tests/nutanix-ahv/Makefile

 	         tests/parallels-desktop/Makefile

 	         tests/ppc64-baremetal/Makefile

 	         tests/ppc64-kvm/Makefile

diff --git a/tests/nutanix-ahv/Makefile.am b/tests/nutanix-ahv/Makefile.am

new file mode 100644

index 0000000..b748df8

--- /dev/null

+++ b/tests/nutanix-ahv/Makefile.am

@@ -0,0 +1,28 @@

+# Makefile for virt-what

+# Copyright (C) 2008-2011 Red Hat Inc.

+#

+# This program is free software; you can redistribute it and/or modify

+# it under the terms of the GNU General Public License as published by

+# the Free Software Foundation; either version 2 of the License, or

+# (at your option) any later version.

+#

+# This program is distributed in the hope that it will be useful,

+# but WITHOUT ANY WARRANTY; without even the implied warranty of

+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

+# GNU General Public License for more details.

+#

+# You should have received a copy of the GNU General Public License

+# along with this program; if not, write to the Free Software

+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

+

+CLEANFILES = *~

+

+TESTS = test.sh

+

+EXTRA_DIST = \

+	test.sh \

+	proc/cpuinfo \

+	proc/self/status \

+	sbin/dmidecode \

+	sbin/uname \

+	sbin/virt-what-cpuid-helper

diff --git a/tests/nutanix-ahv/proc/cpuinfo b/tests/nutanix-ahv/proc/cpuinfo

new file mode 100644

index 0000000..d7a1f68

--- /dev/null

+++ b/tests/nutanix-ahv/proc/cpuinfo

@@ -0,0 +1,27 @@

+processor	: 0

+vendor_id	: GenuineIntel

+cpu family	: 15

+model		: 6

+model name	: Intel(R) Xeon(R) Silver 4114 CPU @ 2.20GHz

+stepping	: 1

+microcode	: 0x1

+cpu MHz		: 2199.998

+cache size	: 16384 KB

+physical id	: 0

+siblings	: 1

+core id		: 0

+cpu cores	: 1

+apicid		: 0

+initial apicid	: 0

+fpu		: yes

+fpu_exception	: yes

+cpuid level	: 13

+wp		: yes

+flags		: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc nopl cpuid tsc_known_freq pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch invpcid_single pti ssbd ibrs ibpb stibp fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm mpx avx512f avx512dq rdseed adx smap clflushopt avx512cd avx512bw avx512vl xsaveopt xsavec xgetbv1 arat md_clear

+bugs		: cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs

+bogomips	: 4399.99

+clflush size	: 64

+cache_alignment	: 128

+address sizes	: 46 bits physical, 48 bits virtual

+power management:

+

diff --git a/tests/nutanix-ahv/proc/self/status b/tests/nutanix-ahv/proc/self/status

new file mode 100644

index 0000000..7b4eed0

--- /dev/null

+++ b/tests/nutanix-ahv/proc/self/status

@@ -0,0 +1,55 @@

+Name:	cat

+Umask:	0022

+State:	R (running)

+Tgid:	18508

+Ngid:	0

+Pid:	18508

+PPid:	18506

+TracerPid:	0

+Uid:	0	0	0	0

+Gid:	0	0	0	0

+FDSize:	64

+Groups:	0 

+NStgid:	18508

+NSpid:	18508

+NSpgid:	18506

+NSsid:	1945

+VmPeak:	    5392 kB

+VmSize:	    5392 kB

+VmLck:	       0 kB

+VmPin:	       0 kB

+VmHWM:	     760 kB

+VmRSS:	     760 kB

+RssAnon:	      68 kB

+RssFile:	     692 kB

+RssShmem:	       0 kB

+VmData:	     312 kB

+VmStk:	     132 kB

+VmExe:	      28 kB

+VmLib:	    1456 kB

+VmPTE:	      48 kB

+VmSwap:	       0 kB

+HugetlbPages:	       0 kB

+CoreDumping:	0

+THP_enabled:	1

+Threads:	1

+SigQ:	3/7359

+SigPnd:	0000000000000000

+ShdPnd:	0000000000000000

+SigBlk:	0000000000000000

+SigIgn:	0000000000000000

+SigCgt:	0000000000000000

+CapInh:	0000000000000000

+CapPrm:	0000003fffffffff

+CapEff:	0000003fffffffff

+CapBnd:	0000003fffffffff

+CapAmb:	0000000000000000

+NoNewPrivs:	0

+Seccomp:	0

+Speculation_Store_Bypass:	thread vulnerable

+Cpus_allowed:	ffff,ffffffff,ffffffff,ffffffff,ffffffff,ffffffff,ffffffff,ffffffff

+Cpus_allowed_list:	0-239

+Mems_allowed:	00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000001

+Mems_allowed_list:	0

+voluntary_ctxt_switches:	0

+nonvoluntary_ctxt_switches:	2

diff --git a/tests/nutanix-ahv/sbin/dmidecode b/tests/nutanix-ahv/sbin/dmidecode

new file mode 100755

index 0000000..3774819

--- /dev/null

+++ b/tests/nutanix-ahv/sbin/dmidecode

@@ -0,0 +1,123 @@

+#!/bin/sh -

+cat <<'EOF'

+i# dmidecode 3.2

+Getting SMBIOS data from sysfs.

+SMBIOS 2.8 present.

+9 structures occupying 486 bytes.

+Table at 0x000F73C0.

+

+Handle 0x0000, DMI type 0, 24 bytes

+BIOS Information

+	Vendor: SeaBIOS

+	Version: 1.9.1-5.el6

+	Release Date: 04/01/2014

+	Address: 0xE8000

+	Runtime Size: 96 kB

+	ROM Size: 64 kB

+	Characteristics:

+		BIOS characteristics not supported

+		Targeted content distribution is supported

+	BIOS Revision: 0.0

+

+Handle 0x0100, DMI type 1, 27 bytes

+System Information

+	Manufacturer: Nutanix

+	Product Name: AHV

+	Version: RHEL 7.3.0 PC (i440FX + PIIX, 1996)

+	Serial Number: B913C223-EEDE-4DFC-BB43-BE1495F4388D

+	UUID: b913c223-eede-4dfc-bb43-be1495f4388d

+	Wake-up Type: Power Switch

+	SKU Number: Not Specified

+	Family: Red Hat Enterprise Linux

+

+Handle 0x0300, DMI type 3, 21 bytes

+Chassis Information

+	Manufacturer: Red Hat

+	Type: Other

+	Lock: Not Present

+	Version: RHEL 7.3.0 PC (i440FX + PIIX, 1996)

+	Serial Number: Not Specified

+	Asset Tag: Not Specified

+	Boot-up State: Safe

+	Power Supply State: Safe

+	Thermal State: Safe

+	Security Status: Unknown

+	OEM Information: 0x00000000

+	Height: Unspecified

+	Number Of Power Cords: Unspecified

+	Contained Elements: 0

+

+Handle 0x0400, DMI type 4, 42 bytes

+Processor Information

+	Socket Designation: CPU 0

+	Type: Central Processor

+	Family: Other

+	Manufacturer: Red Hat

+	ID: 61 0F 00 00 FF FB 8B 0F

+	Version: RHEL 7.3.0 PC (i440FX + PIIX, 1996)

+	Voltage: Unknown

+	External Clock: Unknown

+	Max Speed: 2000 MHz

+	Current Speed: 2000 MHz

+	Status: Populated, Enabled

+	Upgrade: Other

+	L1 Cache Handle: Not Provided

+	L2 Cache Handle: Not Provided

+	L3 Cache Handle: Not Provided

+	Serial Number: Not Specified

+	Asset Tag: Not Specified

+	Part Number: Not Specified

+	Core Count: 1

+	Core Enabled: 1

+	Thread Count: 1

+	Characteristics: None

+

+Handle 0x1000, DMI type 16, 23 bytes

+Physical Memory Array

+	Location: Other

+	Use: System Memory

+	Error Correction Type: Multi-bit ECC

+	Maximum Capacity: 2 GB

+	Error Information Handle: Not Provided

+	Number Of Devices: 1

+

+Handle 0x1100, DMI type 17, 40 bytes

+Memory Device

+	Array Handle: 0x1000

+	Error Information Handle: Not Provided

+	Total Width: Unknown

+	Data Width: Unknown

+	Size: 2048 MB

+	Form Factor: DIMM

+	Set: None

+	Locator: DIMM 0

+	Bank Locator: Not Specified

+	Type: RAM

+	Type Detail: Other

+	Speed: Unknown

+	Manufacturer: Red Hat

+	Serial Number: Not Specified

+	Asset Tag: Not Specified

+	Part Number: Not Specified

+	Rank: Unknown

+	Configured Memory Speed: Unknown

+	Minimum Voltage: Unknown

+	Maximum Voltage: Unknown

+	Configured Voltage: Unknown

+

+Handle 0x1300, DMI type 19, 31 bytes

+Memory Array Mapped Address

+	Starting Address: 0x00000000000

+	Ending Address: 0x0007FFFFFFF

+	Range Size: 2 GB

+	Physical Array Handle: 0x1000

+	Partition Width: 1

+

+Handle 0x2000, DMI type 32, 11 bytes

+System Boot Information

+	Status: No errors detected

+

+Handle 0x7F00, DMI type 127, 4 bytes

+End Of Table

+

+EOF

diff --git a/tests/nutanix-ahv/sbin/uname b/tests/nutanix-ahv/sbin/uname

new file mode 100755

index 0000000..ab0ec89

--- /dev/null

+++ b/tests/nutanix-ahv/sbin/uname

@@ -0,0 +1,2 @@

+#!/bin/sh -

+echo x86_64

diff --git a/tests/nutanix-ahv/sbin/virt-what-cpuid-helper b/tests/nutanix-ahv/sbin/virt-what-cpuid-helper

new file mode 100755

index 0000000..f52a9d7

--- /dev/null

+++ b/tests/nutanix-ahv/sbin/virt-what-cpuid-helper

@@ -0,0 +1,2 @@

+#!/bin/sh -

+echo KVMKVMKVM

diff --git a/tests/nutanix-ahv/test.sh b/tests/nutanix-ahv/test.sh

new file mode 100755

index 0000000..3d934b2

--- /dev/null

+++ b/tests/nutanix-ahv/test.sh

@@ -0,0 +1,32 @@

+# Test for Nutanix AHV

+# Copyright (C) 2019 Red Hat Inc.

+#

+# This program is free software; you can redistribute it and/or modify

+# it under the terms of the GNU General Public License as published by

+# the Free Software Foundation; either version 2 of the License, or

+# (at your option) any later version.

+#

+# This program is distributed in the hope that it will be useful,

+# but WITHOUT ANY WARRANTY; without even the implied warranty of

+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

+# GNU General Public License for more details.

+#

+# You should have received a copy of the GNU General Public License

+# along with this program; if not, write to the Free Software

+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

+

+output="$(PATH=../..:$PATH virt-what --test-root=. 2>&1)"

+expected="nutanix_ahv"

+

+if [ "$output" != "$expected" ]; then

+    echo "$0: test failed because output did not match expected"

+    echo "Expected output was:"

+    echo "----------------------------------------"

+    echo "$expected"

+    echo "----------------------------------------"

+    echo "But the actual output of the program was:"

+    echo "----------------------------------------"

+    echo "$output"

+    echo "----------------------------------------"

+    exit 1

+fi

diff --git a/virt-what.in b/virt-what.in

index f685461..9eafa05 100644

--- a/virt-what.in

+++ b/virt-what.in

@@ -1,6 +1,6 @@

 #!/bin/sh -

 # @configure_input@

-# Copyright (C) 2008-2017 Red Hat Inc.

+# Copyright (C) 2008-2019 Red Hat Inc.

 #

 # This program is free software; you can redistribute it and/or modify

 # it under the terms of the GNU General Public License as published by

@@ -220,6 +220,14 @@ if echo "$dmi" | grep -q 'Vendor: Parallels'; then

     skip_qemu_kvm=true

 fi

+# Check for Nutanix AHV.

+# This is sufficiently different from KVM and has Viridian extensions,

+# so skip the KVM test.

+if echo "$dmi" | grep -q 'Manufacturer: Nutanix'; then

+    echo nutanix_ahv

+    skip_qemu_kvm=true

+fi

+

 # Check for oVirt/RHEV.

 if echo "$dmi" | grep -q 'Manufacturer: oVirt'; then

     echo ovirt

diff --git a/virt-what.pod b/virt-what.pod

index 5a0bdfc..ea5cb77 100644

--- a/virt-what.pod

+++ b/virt-what.pod

@@ -177,6 +177,12 @@ is lkvm (a.k.a kvmtool).

 Status: contributed by Andrew Jones

+=item B<nutanix_ahv>

+

+The guest is running inside Nutanix Acropolis Hypervisor (AHV).

+

+Status: confirmed by RWMJ.

+

 =item B<openvz>

 The guest appears to be running inside an OpenVZ or Virtuozzo

-- 

2.31.1