1 files changed, 89 insertions, 0 deletions
diff --git a/core/modules/qemu/data/opt/openslx/vmchooser/plugins/qemu/includes/determine_hardware_limitations.inc b/core/modules/qemu/data/opt/openslx/vmchooser/plugins/qemu/includes/determine_hardware_limitations.inc
new file mode 100644
index 00000000..dd83b587
--- /dev/null
+++ b/core/modules/qemu/data/opt/openslx/vmchooser/plugins/qemu/includes/determine_hardware_limitations.inc
@@ -0,0 +1,89 @@
+##################################################################
+# qemu/kvm include: determine virtual hardware based on guest OS #
+##################################################################
+
+set_vm_hw_limits() {
+	# FIXME when we have better metadata for qemu
+	if isempty VM_OS_TYPE; then
+		writelog "VM_OS_TYPE is empty! This should have been parsed from the XML file"
+		EXIT_TYPE="user" EXIT_REASON="Konnte Gastbetriebsystems der virtuellen Maschine nicht ermitteln!" cleanexit 1
+	fi
+
+	# define global hardware-related variables
+	declare -g MAXMEM="9999999"
+	declare -g MAXCORES="4"
+	declare -g SOUND_DEV="es1370"
+
+	# determine if we need a 32bit or 64bit machine
+	# FIXME depending on the guest OS for now
+	# (sadly does not support all the exotic OSs the
+	# the world has even seen like vmware plugin :<)
+	local bits=64
+	case "${VM_OS_TYPE}" in
+		beos*)
+			bits=32
+			SOUND_DEV="sb16"
+			;;
+		win3*|win*3*|Win*3*)
+			bits=32
+			SOUND_DEV="sb16"
+			MAXMEM=32
+			;;
+		win95*|Win*95)
+			bits=32
+			MAXMEM=96
+			;;
+		win98)
+			bits=32
+			MAXMEM=256
+			;;
+		winme*|windowsme*)
+			bits=32
+			SOUND_DEV="ac97"
+			MAXMEM=384
+			;;
+		winxp*64|windowsxp*64)
+			SOUND_DEV="ac97"
+			;;
+		windows7|windows8|windows9)
+			SOUND_DEV="ac97"
+			MAXMEM="8000"
+			MAXCORES="4"
+			;;
+		windows7-64|windows8-64|windows9-64)
+			SOUND_DEV="ac97"
+			MAXMEM="32000"
+			MAXCORES="8"
+			;;
+		*64)
+			MAXMEM="16000"
+			MAXCORES="4"
+			;;
+		*)
+			bits=32
+			MAXMEM="8000"
+			MAXCORES="1"
+			;;
+	esac
+	declare -g VIRTCMD
+	if [ "$bits" = 32 ]; then
+		declare -rg VIRTCMD="qemu-system-i386"
+		VIRTCMDOPTS+=( "-machine" "accel=tcg" ) # TODO: 32bit VMs can't use kvm!?
+	else # 64 bit
+		declare -rg VIRTCMD="qemu-system-x86_64"
+		VIRTCMDOPTS+=( "-machine" "accel=kvm" )
+	fi
+
+
+	# check for allocated cores
+	declare -g CPU_CORES="${HW_THREADS:-1}"
+	declare -rg HOST_CORE_COUNT="${CPU_CORES}"
+	[ "${CPU_CORES}" -gt "${MAXCORES}" ] && CPU_CORES="${MAXCORES}"
+
+	# check if memory set by the generic run-virt is above the threshold
+	[ "${VM_MEM}" -gt "${MAXMEM}" ] && VM_MEM="${MAXMEM}"
+	return 0
+}
+
+## MAIN ##
+call_post_source set_vm_hw_limits