fix #1479: detect missing KVM support

Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>

diff --git a/proxinstall b/proxinstall
index 509430fb6fc7a6a1ea3020a91b1ee3dd64ad3b97..a04d98aa413c86e22be99ab573945837473040ff 100755 (executable)
--- a/proxinstall
+++ b/proxinstall
@@ -2971,6 +2971,14 @@ sub create_intro_view {
 
     cleanup_view ();
 
+    eval {
+       my $cpuinfo = file_get_contents('/proc/cpuinfo');
+       if ($cpuinfo && !($cpuinfo =~ /^flags\s*:.*(vmx|svm)/m)) {
+           display_error("No support for KVM virtualisation detected.\n\n" .
+                         "Check BIOS settings for Intel VT / AMD-V / SVM.")
+       }
+    };
+
     display_html ("license.htm");
 
     set_next ("I a_gree", \&create_hdsel_view);