Simplify and fix invocation of cpuid.

[virt-what.git] / virt-what.in

diff --git a/virt-what.in b/virt-what.in
index 9eafa05..6330fd0 100644 (file)
--- a/virt-what.in
+++ b/virt-what.in
@@ -132,7 +132,8 @@ fi
 # The negative check for cpuid is to distinguish this from Hyper-V
 # 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'; then
     echo virtualpc
 fi
 
@@ -263,6 +264,10 @@ elif [ "$arch" = "arm" ] || [ "$arch" = "aarch64" ]; then
         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 "${root}/sys/bus/xen-backend" ]; then
@@ -344,7 +349,8 @@ if ! "$skip_lkvm"; then
 fi
 
 # Check for Docker.
-if [ -f "${root}/.dockerinit" ]; then
+if [ -f "${root}/.dockerenv" ] || [ -f "${root}/.dockerinit" ] || \
+   grep -qF /docker/ "${root}/proc/self/cgroup" 2>/dev/null; then
     echo docker
 fi