Adapt installation script to any machine (#258)

* Adapt script to any machine

Adapt script to any machine, independent of the user. We support for installations in VM Ubuntu

* Clear user-bootstrap.sh

* Update user-bootstrap.sh

* Adapt installation script to any machine

vm/user-bootstrap.sh

@@ -1,25 +1,23 @@
 #!/bin/bash
 
-# Print script commands.
-set -x
-# Exit on errors.
-set -e
+# Print script commands and exit on errors.
+set -xe
 
+#Src 
 BMV2_COMMIT="884e01b531c6fd078cc2438a40258ecae011a65b"  # Apr 24, 2019
 PI_COMMIT="19de33e83bae7b737a3f8a1c9507c6e84173d96f"    # Apr 24, 2019
 P4C_COMMIT="61409c890c58d14ec7d6790f263eb44f393e542a"   # Apr 24, 2019
 PROTOBUF_COMMIT="v3.2.0"
 GRPC_COMMIT="v1.3.2"
 
+#Get the number of cores to speed up the compilation process
 NUM_CORES=`grep -c ^processor /proc/cpuinfo`
 
-# Mininet
+# --- Mininet --- #
 git clone git://github.com/mininet/mininet mininet
-cd mininet
-sudo ./util/install.sh -nwv
-cd ..
+sudo ./mininet/util/install.sh -nwv
 
-# Protobuf
+# --- Protobuf --- #
 git clone https://github.com/google/protobuf.git
 cd protobuf
 git checkout ${PROTOBUF_COMMIT}
@@ -32,12 +30,12 @@ make -j${NUM_CORES}
 sudo make install
 sudo ldconfig
 unset CFLAGS CXXFLAGS LDFLAGS
-# force install python module
+# Force install python module
 cd python
 sudo python setup.py install
 cd ../..
 
-# gRPC
+# --- gRPC --- #
 git clone https://github.com/grpc/grpc.git
 cd grpc
 git checkout ${GRPC_COMMIT}
@@ -51,7 +49,7 @@ cd ..
 # Install gRPC Python Package
 sudo pip install grpcio
 
-# BMv2 deps (needed by PI)
+# --- BMv2 deps (needed by PI) --- #
 git clone https://github.com/p4lang/behavioral-model.git
 cd behavioral-model
 git checkout ${BMV2_COMMIT}
@@ -67,7 +65,7 @@ cd ..
 sudo rm -rf $tmpdir
 cd ..
 
-# PI/P4Runtime
+# --- PI/P4Runtime --- #
 git clone https://github.com/p4lang/PI.git
 cd PI
 git checkout ${PI_COMMIT}
@@ -79,7 +77,7 @@ sudo make install
 sudo ldconfig
 cd ..
 
-# Bmv2
+# --- Bmv2 --- #
 cd behavioral-model
 ./autogen.sh
 ./configure --enable-debugger --with-pi
@@ -93,11 +91,10 @@ cd targets/simple_switch_grpc
 make -j${NUM_CORES}
 sudo make install
 sudo ldconfig
-cd ..
-cd ..
-cd ..
+cd ../../..
 
-# P4C
+
+# --- P4C --- #
 git clone https://github.com/p4lang/p4c
 cd p4c
 git checkout ${P4C_COMMIT}
@@ -106,19 +103,17 @@ mkdir -p build
 cd build
 cmake ..
 make -j${NUM_CORES}
-# make -j${NUM_CORES} check <- skip tests as p4c tests are failing currently
 sudo make install
 sudo ldconfig
-cd ..
-cd ..
+cd ../..
 
-# Tutorials
+# --- Tutorials --- #
 sudo pip install crcmod
 git clone https://github.com/p4lang/tutorials
 sudo mv tutorials /home/p4
 sudo chown -R p4:p4 /home/p4/tutorials
 
-# Emacs
+# --- Emacs --- #
 sudo cp p4_16-mode.el /usr/share/emacs/site-lisp/
 sudo mkdir /home/p4/.emacs.d/
 echo "(autoload 'p4_16-mode' \"p4_16-mode.el\" \"P4 Syntax.\" t)" > init.el
@@ -127,22 +122,22 @@ sudo mv init.el /home/p4/.emacs.d/
 sudo ln -s /usr/share/emacs/site-lisp/p4_16-mode.el /home/p4/.emacs.d/p4_16-mode.el
 sudo chown -R p4:p4 /home/p4/.emacs.d/
 
-# Vim
-cd /home/vagrant
+# --- Vim --- #
+cd ~  
 mkdir .vim
 cd .vim
 mkdir ftdetect
 mkdir syntax
 echo "au BufRead,BufNewFile *.p4      set filetype=p4" >> ftdetect/p4.vim
-echo "set bg=dark" >> /home/vagrant/.vimrc
-sudo mv /home/vagrant/.vimrc /home/p4/.vimrc
-cp /home/vagrant/p4.vim syntax/p4.vim
-cd /home/vagrant
+echo "set bg=dark" >> ~/.vimrc
+sudo mv ~/.vimrc /home/p4/.vimrc
+cp ~/p4.vim syntax/p4.vim
+cd ~
 sudo mv .vim /home/p4/.vim
 sudo chown -R p4:p4 /home/p4/.vim
 sudo chown p4:p4 /home/p4/.vimrc
 
-# Adding Desktop icons
+# --- Adding Desktop icons --- #
 DESKTOP=/home/${USER}/Desktop
 mkdir -p ${DESKTOP}