From 416ab8a37f1b07dc9f6c0fb3ff1a8ff2036510b5 Mon Sep 17 00:00:00 2001
From: Sebastian Schmelzer
Date: Thu, 2 Sep 2010 17:50:49 +0200
Subject: change dir structure

---
 src/os-plugins/plugins/qemukvm/XX_qemukvm.sh | 112 +++++++++++++++++++++++++++
 1 file changed, 112 insertions(+)
 create mode 100644 src/os-plugins/plugins/qemukvm/XX_qemukvm.sh

(limited to 'src/os-plugins/plugins/qemukvm/XX_qemukvm.sh')

diff --git a/src/os-plugins/plugins/qemukvm/XX_qemukvm.sh b/src/os-plugins/plugins/qemukvm/XX_qemukvm.sh
new file mode 100644
index 00000000..8a41ff3b
--- /dev/null
+++ b/src/os-plugins/plugins/qemukvm/XX_qemukvm.sh
@@ -0,0 +1,112 @@
+# Copyright (c) 2009..2010 - RZ Uni Freiburg
+# Copyright (c) 2008..2010 - OpenSLX GmbH
+#
+# This program/file is free software distributed under the GPL version 2.
+# See http://openslx.org/COPYING
+#
+# If you have any feedback please consult http://openslx.org/feedback and
+# send your feedback to feedback@openslx.org
+#
+# General information about OpenSLX can be found at http://openslx.org
+#
+# Script is included from init via the "." load function - thus it has all
+# variables and functions available
+
+# include default directories
+. /etc/openslx.conf
+
+CONFFILE=/initramfs/plugin-conf/qemukvm.conf
+PLUGINCONFDIR=/mnt/${OPENSLX_DEFAULT_CONFDIR}/plugins/qemukvm
+PLUGINDIR=${OPENSLX_DEFAULT_DIR}/plugin-repo/qemukvm
+VIRTDIR=/mnt/${OPENSLX_DEFAULT_VIRTDIR}/qemukvm
+LOGDIR=/mnt/${OPENSLX_DEFAULT_LOGDIR}
+
+# check if the configuration file is available
+if [ -e ${CONFFILE} ]; then
+
+  # load needed variables
+  . ${CONFFILE}
+
+  # Test if this plugin is activated... more or less useless with the
+  # new plugin system
+  if [ ${qemukvm_active} -ne 0 2>/dev/null ]; then
+    [ $DEBUGLEVEL -gt 0 ] && echo "executing the 'qemukvm' os-plugin ...";
+
+    # load general configuration
+    . /initramfs/machine-setup
+
+    # copy virtualization include files and qemukvm.conf to config dir
+    testmkd ${PLUGINCONFDIR}
+    cp /mnt/${PLUGINDIR}/run-virt.include ${PLUGINCONFDIR}
+    cp ${CONFFILE} ${PLUGINCONFDIR}
+
+#    # check for the virtualization CPU features
+#    if grep -q "vmx" /proc/cpuinfo &&  modprobe  ${MODPRV} kvm_intel ; then
+#      [ $DEBUGLEVEL -gt 0 ] && echo "  * Loaded kvm_intel module"
+#      echo "kvm=intel" >> ${PLUGINCONFDIR}/qemukvm.conf
+#    elif grep -q "svm" /proc/cpuinfo && modprobe ${MODPRV} kvm_amd ; then
+#      [ $DEBUGLEVEL -gt 0 ] && echo "  * Loaded kvm_amd module"
+#      echo "kvm=amd" >> ${PLUGINCONFDIR}/qemukvm.conf
+#    elif modprobe ${MODPRV} kqemu ; then
+#      [ $DEBUGLEVEL -gt 0 ] && \
+#      error "  * Successfully loaded the kqemu module, but loading of kvm_amd \
+#or kvm_intel\n  failed, because no virtualization extenstion found in this \
+#CPU. Please\n  enable the extension within your machines BIOS or get another \
+#CPU." nonfatal
+#    else
+#      error "  * All module loading failed including the kqemu module, which \
+#was either\n  not found or couldn't be loaded for other reasons. Thus using \
+#qemu(-kvm)\n  makes not much sense." nonfatal
+#    fi
+
+#    # load the tunnel device module
+#    modprobe tun 2>/dev/null
+
+    # get source of qemukvm image server (get type, server and path)
+    if strinstr "/" "${qemukvm_imagesrc}" ; then
+      qkimgprot=$(uri_token ${qemukvm_imagesrc} prot)
+      qkimgserv=$(uri_token ${qemukvm_imagesrc} server)
+      qkimgpath="$(uri_token ${qemukvm_imagesrc} path)"
+    fi
+    if [ -n "${qkimgserv}" ] ; then
+      # directory where qemu images are expected in
+      mnttarget=/mnt/var/lib/virt/qemukvm
+      # mount the qemukvm image source readonly (ro)
+      fsmount ${qkimgprot} ${qkimgserv} ${qkimgpath} ${mnttarget} ro
+    else
+      [ $DEBUGLEVEL -gt 1 ] && error "  * Incomplete information in variable \
+${qemukvm_imagesrc}." nonfatal
+    fi
+
+    # create a network configuration template (variables should be setable in
+    # the future, see vmware plugin)
+    natnetwork="192.168.101"
+    honetwork="192.168.102"
+    echo -e "nataddress=${natnetwork}.254/24\nhoaddress=${honetwork}.254/24" \
+      >${PLUGINCONFDIR}/network.conf
+
+    # copy the runlevel script (proper place for all distros??)
+    cp /mnt/${PLUGINDIR}/qemukvm /mnt/etc/init.d
+    chmod 0755 /mnt/etc/init.d/qemukvm
+    rllinker "qemukvm" 22 2
+
+    # copy the /etc/qemu-ifup script and enable extended rights for running
+    # the emulator and certain network commands via sudo
+    ln -sf ${PLUGINDIR}/ifup ${PLUGINCONFDIR}/ifup
+    ln -sf ${PLUGINDIR}/ifdown ${PLUGINCONFDIR}/ifdown
+
+    cat >> /mnt/etc/sudoers << EOF
+# allow to start and stop kvm services / load-/unload kvm modules
+#ALL ALL=NOPASSWD: /etc/init.d/qemukvm
+ALL ALL=NOPASSWD: /opt/openslx/uclib-rootfs/sbin/tunctl -t tap*
+ALL ALL=NOPASSWD: /opt/openslx/uclib-rootfs/usr/sbin/brctl addif br0 tap*
+ALL ALL=NOPASSWD: /opt/openslx/uclib-rootfs/bin/ip link set dev tap* up
+ALL ALL=NOPASSWD: /opt/openslx/uclib-rootfs/bin/ip addr add * dev tap*
+ALL ALL=NOPASSWD: /opt/openslx/uclib-rootfs/usr/sbin/udhcpd -S /tmp/qemukvm/*/udhcpd.conf
+ALL ALL=NOPASSWD: /opt/openslx/uclib-rootfs/bin/cp /tmp/qemukvm/*/forwarding /proc/sys/net/ipv4/conf/tap*/forwarding
+#ALL ALL=NOPASSWD: ${killall} udhcpd
+EOF
+  fi
+else
+  [ $DEBUGLEVEL -gt 0 ] && echo "  * Configuration of 'qemukvm' plugin failed"
+fi
-- 
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