CSIT-205 Update qemu install script

- Update Qemu install script to only install if not present
- Add option to force reinstall Qemu
- Add Keyword to install Qemu on all DUTs

Change-Id: Ic403c8749067878fe444d4d26ae21fd5d4781d3f
Signed-off-by: pmikus <pmikus@cisco.com>

2 files changed, 42 insertions, 12 deletions

diff --git a/resources/libraries/bash/qemu_build.sh b/resources/libraries/bash/qemu_build.sh
index 7b8ac41251..e151947543 100644
--- a/resources/libraries/bash/qemu_build.sh
+++ b/resources/libraries/bash/qemu_build.sh
@@ -12,34 +12,57 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-QEMU_BUILD_DIR="/tmp/qemu-2.2.1"
+QEMU_VERSION="qemu-2.2.1"
+
+QEMU_DOWNLOAD_REPO="http://wiki.qemu-project.org/download/"
+QEMU_DOWNLOAD_PACKAGE="${QEMU_VERSION}.tar.bz2"
+QEMU_PACKAGE_URL="${QEMU_DOWNLOAD_REPO}${QEMU_DOWNLOAD_PACKAGE}"
 QEMU_INSTALL_DIR="/opt/qemu"
 
+if test "$(id -u)" -ne 0
+then
+    echo "Please use root or sudo to be able to install into: ${QEMU_INSTALL_DIR}"
+    exit 1
+fi
+
+WORKING_DIR=$(mktemp -d)
+test $? -eq 0 || exit 1
+
+cleanup () {
+    rm -r ${WORKING_DIR}
+}
+
+trap cleanup EXIT
+
+if [[ "$@" == "--force" ]]
+then
+    rm -rf ${QEMU_INSTALL_DIR}
+else
+    test -d ${QEMU_INSTALL_DIR} && echo "Qemu already installed: ${QEMU_INSTALL_DIR}" && exit 0
+fi
+
 echo
 echo Downloading QEMU source
 echo
-sudo rm -rf ${QEMU_BUILD_DIR}
-sudo rm -rf ${QEMU_INSTALL_DIR}
-cd /tmp
-wget -q http://wiki.qemu-project.org/download/qemu-2.2.1.tar.bz2 || exit
+wget -P ${WORKING_DIR} -q ${QEMU_PACKAGE_URL} || exit
+test $? -eq 0 || exit 1
 
 echo
 echo Extracting QEMU
 echo
-mkdir ${QEMU_BUILD_DIR}
-tar --strip-components 1 -xjf qemu-2.2.1.tar.bz2 -C ${QEMU_BUILD_DIR} || exit
-rm -f qemu-2.2.1.tar.bz2
+tar --strip-components 1 -xjf ${WORKING_DIR}/${QEMU_DOWNLOAD_PACKAGE} -C ${WORKING_DIR} || exit
+test $? -eq 0 || exit 1
 
 echo
 echo Building QEMU
 echo
-cd ${QEMU_BUILD_DIR}
-sudo mkdir ${QEMU_INSTALL_DIR}
+cd ${WORKING_DIR}
+mkdir ${QEMU_INSTALL_DIR}
 mkdir build
 cd build
 ../configure --target-list=x86_64-softmmu --prefix=${QEMU_INSTALL_DIR} || exit
-make -j`nproc` || exit
-sudo make install || exit
+make -j`nproc` || exit 1
+make install || exit 1
 
 echo
 echo QEMU ready
diff --git a/resources/libraries/robot/qemu.robot b/resources/libraries/robot/qemu.robot
index 171a9be5a3..a5dd0e6066 100644
--- a/resources/libraries/robot/qemu.robot
+++ b/resources/libraries/robot/qemu.robot
@@ -51,6 +51,13 @@
 | | Build QEMU | ${node}
 | | Add Node to QEMU Build List | ${node}
 
+| Build QEMU on all DUTs
+| | [Documentation] | Build QEMU from sources on all DUTs. Nodes with successful
+| | ...             | QEMU build are stored in global variable list QEMU_BUILD
+| | ${duts}= | Get Matches | ${nodes} | DUT*
+| | :FOR | ${dut} | IN | @{duts}
+| | | Build QEMU on Node | ${nodes['${dut}']}
+
 | Stop and Clear QEMU
 | | [Documentation] | Stop QEMU, clear used sockets and close SSH connection
 | | ...             | running on ${dut}, ${vm} is VM node info dictionary