Clone repository instead of copying from Desktop to netkit

emulation/router1/root/script.sh

-rm -rf MulticastRouting/
-cp -rf /hosthome/Desktop/new_protocol2/ MulticastRouting/
-cd MulticastRouting
-#pip-3.2 install --index-url=https://pypi.python.org/simple/ -r requirements.txt
+cd pim_dm
 
 python3 Run.py -stop
 python3 Run.py -start

emulation/router2/root/script.sh

-rm -rf MulticastRouting/
-cp -rf /hosthome/Desktop/new_protocol2/ MulticastRouting/
-cd MulticastRouting
-#pip-3.2 install --index-url=https://pypi.python.org/simple/ -r requirements.txt
+cd pim_dm
 
 python3 Run.py -stop
 python3 Run.py -start

script.sh

@@ -10,6 +10,11 @@ if [ ! -d "netkit-ng" ]; then
   tar -xjSf netkit-ng-kernel-i386-K3.2-0.1.3.tar.bz2
 fi
 
+if [ ! -d "emulation/shared/root/pim_dm" ]; then
+  # if project does not exist, clone it
+  git clone https://github.com/pedrofran12/pim_dm.git emulation/shared/root/pim_dm
+fi
+
 export NETKIT_HOME=$(pwd)/netkit-ng
 export MANPATH=:$NETKIT_HOME/man
 export PATH=$NETKIT_HOME/bin:$PATH
@@ -22,10 +27,7 @@ if echo $OUTPUT | grep -q "failed"; then
     exit
 fi
 
-
-
 cd ../emulation/
 lstart -p
 
 
-