--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/dtnd-run	Wed Aug 10 13:38:52 2011 +0100
@@ -0,0 +1,114 @@
+#!/bin/bash
+
+usage() {
+cat << EOF
+usage: $0 options
+
+This script runs the dtn daemon with optional disruptions.
+
+OPTIONS:
+   -h      Show this message
+   -i n    Restart the daemon every n seconds (used to force fragmentation)
+   -l n    Drop all links every n seconds (used to force fragmentation)
+   -r      Remove log file at start
+   -t      tidy the daemon the first time
+   -T      tidy the daemon every time
+EOF
+}
+
+if [[ $EUID -ne 0 ]]; then
+   echo "This script must be run as root" 1>&2
+   exit 1
+fi
+
+DTND="/home/aidan/build/DTN2-BPQ/daemon/dtnd"
+LOG="/var/log/dtn/dtnd.log"
+
+INT=0
+INT_LINK=0
+RM_LOG=0
+TIDY=0
+TIDY_ALL=0
+while getopts “hi:l:rtT” OPTION; do
+    case $OPTION in
+        h)
+            usage
+            exit 1
+            ;;
+        i)
+            INT=1
+            SEC=$OPTARG
+            ;;
+        l)
+            INT_LINK=1
+            SEC=$OPTARG
+            ;;
+        r)
+            RM_LOG=1
+            ;;
+        t)
+            TIDY=1
+            ;;
+        T)
+            TIDY=1
+            TIDY_ALL=1
+            ;;
+        ?)
+            usage
+            exit 1
+    esac
+done
+
+
+echo "stop dtnd (if running)"
+dtnd-control stop
+
+if [[ $RM_LOG -eq 1 ]]; then
+    echo "removing old log file"
+    rm -f $LOG
+fi
+
+if [[ $TIDY -eq 1 ]]; then
+    echo "starting dtnd (tidy)"
+    $DTND -o $LOG -l debug -dt
+else
+    echo "starting dtnd"
+    $DTND -o $LOG -l debug -d
+fi
+
+while [[ $INT -eq 1 ]]; do
+    echo "sleep for $SEC seconds..."
+    sleep $SEC
+    echo "stop dtnd"
+    dtnd-control stop
+
+    echo "sleep for 5 seconds..."
+    sleep 5
+    if [[ $TIDY_ALL -eq 1 ]]; then
+        echo "starting dtnd (tidy)"
+        $DTND -o $LOG -l debug -dt
+    else
+        echo "starting dtnd"
+        $DTND -o $LOG -l debug -d
+    fi
+done
+
+while [[ $INT_LINK -eq 1 ]]; do
+    echo "sleep for $SEC seconds..."
+    sleep $SEC
+    
+    dtnd-control link_dump  | \
+    grep -v "^$"            | \
+    awk '{print $1}'        | \
+    while read link; do
+        echo "closing link: $link..."
+        dtnd-control -name $link link_close
+    done
+done
+
+sleep 2
+echo "check if the daemon is running before exiting"
+dtnd-control check
+
+exit 0
+