Add run_tempest.sh

We need to have own method to run tests for our pipeline

Change-Id: I17da3ba3c46f9277c880320f2dfc3fe2430c6c41
diff --git a/bin/run_tempest.sh b/bin/run_tempest.sh
new file mode 100755
index 0000000..f9852f6
--- /dev/null
+++ b/bin/run_tempest.sh
@@ -0,0 +1,27 @@
+#!/bin/bash -xe
+
+if [ ! -f /etc/tempest/tempest.conf ]
+then
+    echo "Please put your tempest.conf file to /etc/tempest/"
+    exit 1
+fi
+
+if [ -n "${REPORT_SUFFIX}" ]
+then
+    report="report_${REPORT_SUFFIX}"
+else
+    report='report_'`date +%F_%H-%M`
+fi
+
+log=$LOG_DIR/$report.log
+
+cd $LOG_DIR
+rm -rf env
+tempest init env | tee -a $log
+cd env
+tempest run $PATTERN | tee -a $log
+
+if [[ "$PATTERN" =~ '-r ' || "$PATTERN" =~ '--regex' || "$PATTERN" =~ '-s' ]]; then
+    stestr last --subunit | subunit2junitxml > $LOG_DIR/$report.xml
+fi
+