Starting with 3.1.7 kernel.org replaced bz2 with xz format

testing/scripts/build-guestkernel

@@ -27,7 +27,7 @@ then
 fi
 
 log_action "Unpacking kernel"
-execute "tar xjf $KERNELTARBALL"
+execute "tar xJf $KERNELTARBALL"
 
 KERNELDIR=$BUILDDIR/$KERNEL
 cd $KERNELDIR

testing/testing.conf

@@ -24,14 +24,14 @@ fi
 : ${TESTDIR=/srv/strongswan-testing}
 
 # Kernel configuration
-: ${KERNELVERSION=3.11.6}
+: ${KERNELVERSION=3.12.7}
 : ${KERNEL=linux-$KERNELVERSION}
-: ${KERNELTARBALL=$KERNEL.tar.bz2}
-: ${KERNELCONFIG=$DIR/../config/kernel/config-3.11}
+: ${KERNELTARBALL=$KERNEL.tar.xz}
+: ${KERNELCONFIG=$DIR/../config/kernel/config-3.12}
 : ${KERNELPATCH=ha-3.11-abicompat.patch.bz2}
 
 # strongSwan version used in tests
-: ${SWANVERSION=5.1.1}
+: ${SWANVERSION=5.1.2}
 
 # Build directory where the guest kernel and images will be built
 : ${BUILDDIR=$TESTDIR/build}