#!/bin/sh -
# @configure_input@
-# Copyright (C) 2008-2017 Red Hat Inc.
+# Copyright (C) 2008-2024 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
test -e "${root}/proc/cpuinfo"
}
+use_sysctl() {
+ # Lacking /proc, on some systems sysctl can be used instead.
+ OS=$(uname) || fail "failed to get operating system name"
+
+ [ "$OS" = "OpenBSD" ]
+}
+
fail () {
echo "virt-what: $1" >&2
exit 1
dmi=$(LANG=C dmidecode 2>&1)
# Architecture.
-# Note for the purpose of testing, we only call uname with -p option.
+# Note for the purpose of testing, we only call uname with -m option
+# (except WSL2 which is weird).
+
+arch=$(uname -m | sed -e 's/i.86/i386/' | sed -e 's/arm.*/arm/')
-arch=$(uname -p | sed -e 's/i.86/i386/' | sed -e 's/arm.*/arm/')
+# Check for Alibaba Cloud
+if echo "$dmi" | grep -q 'Manufacturer: Alibaba'; then
+ if $(timeout --version >/dev/null 2>&1); then
+ timeout_cmd_prefix="timeout 1s"
+ timeout_cmp="-eq"
+ timeout_return_value=124
+ else
+ timeout_cmd_prefix=""
+ timeout_cmp="-ne"
+ timeout_return_value=0
+ fi
+
+ # Check for Alibaba Cloud ECS Bare Metal (EBM) Instance
+ metadata=$($timeout_cmd_prefix sh -c '( { echo -e "GET /latest/meta-datainstance/instance-type HTTP/1.0\r\nHost: 100.100.100.200\r\n\r" >&3; grep -s 'ebm' <&3 ; } 3<> /dev/tcp/100.100.100.200/80 ) 2>/dev/null')
+ ret_value=$?
+ if [ $ret_value $timeout_cmp $timeout_return_value ]; then
+ # a timeout occurred when fetching metadata, assuming remote host unaccessible
+ # which means it might be a non-cloud environment, or test environment.
+ echo "alibaba_cloud"
+ else
+ if [ -z "$metadata" ] ; then
+ echo "alibaba_cloud"
+ else
+ echo "alibaba_cloud-ebm"
+ fi
+ fi
+fi
# Check for VMware.
# cpuid check added by Chetan Loke.
echo vmware
fi
-# Check for Hyper-V.
+# Check for WSL2.
+kernel=$(uname -r)
+if echo "$kernel" | grep -q 'microsoft-standard-WSL2' ; then
+ echo wsl2
+# If not WSL2 based on the running kernel, check for native Hyper-V.
# http://blogs.msdn.com/b/sqlosteam/archive/2010/10/30/is-this-real-the-metaphysics-of-hardware-virtualization.aspx
-if [ "$cpuid" = "Microsoft Hv" ]; then
+elif [ "$cpuid" = "Microsoft Hv" ]; then
+ echo hyperv
+# Hyper-V on ARM doesn't have CPUID. Use the information in dmidecode
+# instead. Note this is similar to VirtualPC below.
+elif echo "$dmi" | grep -q 'Manufacturer: Microsoft Corporation' &&
+ echo "$dmi" | grep -q 'Product Name: Virtual Machine' &&
+ echo "$dmi" | grep -q 'Version: Hyper-V'; then
echo hyperv
fi
# Check for VirtualPC.
-# The negative check for cpuid is to distinguish this from Hyper-V
-# which also has the same manufacturer string in the SM-BIOS data.
+# The negative check for cpuid & Hyper-V is to distinguish this from
+# Hyper-V above which also has the same manufacturer string in the
+# SM-BIOS data.
if [ "$cpuid" != "Microsoft Hv" ] &&
- echo "$dmi" | grep -q 'Manufacturer: Microsoft Corporation'; then
+ echo "$dmi" | grep -q 'Manufacturer: Microsoft Corporation' &&
+ echo "$dmi" | grep -q 'Product Name: Virtual Machine' &&
+ ! echo "$dmi" | grep -q 'Version: Hyper-V'; then
echo virtualpc
fi
# /proc/vz - always exists if OpenVZ kernel is running (inside and outside
# container)
# /proc/bc - exists on node, but not inside container.
-
if [ -d "${root}/proc/vz" -a ! -d "${root}/proc/bc" ]; then
echo openvz
fi
# Check for LXC containers
# http://www.freedesktop.org/wiki/Software/systemd/ContainerInterface
# Added by Marc Fournier
-
if [ -e "${root}/proc/1/environ" ] &&
- cat "${root}/proc/1/environ" | tr '\000' '\n' | grep -Eiq '^container='; then
+ tr '\000' '\n' < "${root}/proc/1/environ" |
+ grep -Eiq '^container=lxc'; then
echo lxc
fi
+# Check for Illumos LX
+if [ -e "${root}/proc/1/environ" ] &&
+ tr '\0' '\n' < "${root}/proc/1/environ" | grep -q '^container=zone$' &&
+ [ -e "${root}/proc/version" ] &&
+ grep -q 'BrandZ virtual linux' < "${root}/proc/version"; then
+ echo illumos-lx
+fi
+
+# Check for Docker.
+if [ -f "${root}/.dockerenv" ] || [ -f "${root}/.dockerinit" ] || \
+ grep -qF /docker/ "${root}/proc/self/cgroup" 2>/dev/null; then
+ echo docker
+fi
+
+# Check for OCI.
+if [ -e "${root}/proc/1/environ" ] &&
+ cat "${root}/proc/1/environ" | tr '\000' '\n' | grep -Eiq '^container=oci'; then
+ echo oci
+fi
+
+# Check for CRI-O.
+if [ -e "${root}/proc/1/environ" ] &&
+ cat "${root}/proc/1/environ" | tr '\000' '\n' | grep -Eiq '^container=crio'; then
+ echo crio
+fi
+
+# Check for Podman.
+if [ -e "${root}/proc/1/environ" ] &&
+ cat "${root}/proc/1/environ" | tr '\000' '\n' | grep -Eiq '^container=podman'; then
+ echo podman
+elif grep -qF /libpod- "${root}/proc/self/cgroup" 2>/dev/null; then
+ echo podman
+fi
+
+# Check for container=systemd-nspawn
+if [ -e "${root}/proc/1/environ" ] &&
+ cat "${root}/proc/1/environ" | tr '\000' '\n' | grep -Eiq '^container=systemd-nspawn'; then
+ echo systemd_nspawn
+fi
+
# Check for Linux-VServer
if test -e "${root}/proc/self/status" \
&& cat "${root}/proc/self/status" | grep -q "VxID: [0-9]*"; then
skip_qemu_kvm=true
fi
+# Check for Nutanix AHV.
+if echo "$dmi" | grep -q 'Manufacturer: Nutanix' &&
+ echo "$dmi" | grep -q 'Product Name: AHV'; then
+ echo nutanix_ahv
+fi
+
# Check for oVirt/RHEV.
if echo "$dmi" | grep -q 'Manufacturer: oVirt'; then
echo ovirt
echo rhev
fi
+# Google Cloud
+if echo "$dmi" | grep -q 'Product Name: Google Compute Engine'; then
+ echo google_cloud
+fi
+
+# Red Hat's hypervisor.
+if echo "$dmi" | grep -q 'Manufacturer: Red Hat'; then
+ echo redhat
+fi
+
# Check for Xen.
if [ "$cpuid" = "XenVMMXenVMM" ] &&
! echo "$dmi" | grep -q 'No SMBIOS nor DMI entry point found, sorry'; then
echo xen; echo xen-hvm
- # Check for AWS
- if echo "$dmi" | grep -q 'Version: [0-9]\.[0-9]\.amazon'; then
- echo aws
- fi
skip_qemu_kvm=true
elif [ -d "${root}/proc/xen" ]; then
echo xen
echo xen
skip_qemu_kvm=true
skip_lkvm=true
+ elif [ -d "${root}/proc/device-tree/hypervisor" ] &&
+ grep -q "vmware" "${root}/proc/device-tree/hypervisor/compatible"; then
+ echo vmware
+ skip_lkvm=true
fi
elif [ "$arch" = "ia64" ]; then
if [ -d "${root}/sys/bus/xen" -a ! -d "${root}/sys/bus/xen-backend" ]; then
elif echo "$dmi" | grep -q 'Product Name: KVM'; then
echo kvm
skip_lkvm=true
+ elif echo "$dmi" | grep -q 'Manufacturer: KVM'; then
+ echo kvm
+ skip_lkvm=true
+ elif echo "$dmi" | grep -q 'Manufacturer: Amazon EC2' &&
+ echo "$dmi" | grep -q 'System is a virtual machine'; then
+ # This is for AWS Graviton (Arm) systems which don't have CPUID.
+ echo kvm
+ skip_lkvm=true
+ elif echo "$dmi" | grep -q 'Manufacturer: Alibaba Cloud' &&
+ echo "$dmi" | grep -q 'System is a virtual machine'; then
+ # This is for Alibaba Arm systems which don't have CPUID.
+ echo kvm
+ skip_lkvm=true
elif echo "$dmi" | grep -q 'Manufacturer: QEMU'; then
# The test for KVM above failed, so now we know we're
# not using KVM acceleration.
# We are running as a spapr KVM guest on ppc64
echo kvm
skip_lkvm=true
+ elif use_sysctl; then
+ # SmartOS KVM
+ product=$(sysctl -n hw.product)
+ if echo "$product" | grep -q 'SmartDC HVM'; then
+ echo kvm
+ fi
else
# This is known to fail for qemu with the explicit -cpu
# option, since /proc/cpuinfo will not contain the QEMU
fi
fi
-# Check for Docker.
-if [ -f "${root}/.dockerinit" ]; then
- echo docker
-fi
-
# Check ppc64 lpar, kvm or powerkvm
# example /proc/cpuinfo line indicating 'not baremetal'
fi
fi
fi
+
+# Check for AWS.
+# AWS on Xen.
+if echo "$dmi" | grep -Eq 'Version: [0-9]+\.[0-9]+\.amazon'; then
+ echo aws
+# AWS on baremetal or KVM.
+elif echo "$dmi" | grep -q 'Vendor: Amazon EC2'; then
+ echo aws
+fi
+
+# UpCloud
+if echo "$dmi" | grep -q 'Manufacturer: UpCloud'; then
+ echo upcloud
+fi
git.annexia.org / virt-what.git / blobdiff