Add nric install script

openairinterface5g/openairinterface-install-scripts/nric_flexric_oai_install.sh

+#!/bin/bash
+
+sudo apt-get update
+
+## Install dependencies 
+sudo apt-get install -y autotools-dev
+sudo apt-get install -y automake 					    # Required for run 'swig/autogen.sh'
+sudo apt-get install -y g++ make libpcre2-dev byacc     # Required for swig install
+sudo apt-get install -y cmake python3-dev libsctp-dev 	# Required for flexric install
+sudo apt-get install -y libpcre2-dev
+sudo apt-get install -y pcre2-utils
+sudo apt-get install -y bison
+sudo apt-get install -y byacc
+sudo apt-get install -y g++ 
+sudo apt-get install -y libsctp-dev python3.8 libpcre2-dev python3-dev 
+
+## Repository OAI dependencies
+sudo add-apt-repository ppa:ettusresearch/uhd -y
+sudo apt-get update -y
+
+## OAI dependencies
+## Testar com a libuhd4.4.0 ao invés de libuhd4.2.0u
+sudo apt-get install libuhd-dev uhd-host -y
+sudo apt-get install libuhd4.2.0 -y # Required for OpenAirInterface install
+sudo apt-get install libuhd4.4.0 -y
+sudo apt-get install libuhd4.5.0 -y 
+sudo dpkg -i --force-overwrite /var/cache/apt/archives/libuhd4.2.0_4.2.0.1-0ubuntu1~focal1_amd64.deb
+sudo dpkg -i --force-overwrite /var/cache/apt/archives/libuhd4.4.0_4.4.0.0-0ubuntu1~focal1_amd64.deb
+sudo dpkg -i --force-overwrite /var/cache/apt/archives/libuhd4.5.0_4.5.0.0-0ubuntu1~focal1_amd64.deb
+# Work directory path is the current directory
+WORK_DIR=$HOME
+
+
+## Configure swig - required for flexric
+cd $WORK_DIR/
+git clone https://github.com/swig/swig.git
+cd $WORK_DIR/swig
+./autogen.sh
+./configure --prefix=/usr/
+make
+sudo make install
+
+
+## Install FlexRIC
+sudo rm -rf /usr/local/lib/flexric/
+cd $WORK_DIR/
+sudo rm -rf flexric/
+git clone https://projetos.imd.ufrn.br/reginalab/nric-flexric.git flexric
+cd $WORK_DIR/flexric
+mkdir $WORK_DIR/flexric/build
+cd $WORK_DIR/flexric/build
+cmake ..
+make -j8
+sudo make install
+
+
+## Install OAI UE and OAI gNB
+cd $WORK_DIR/
+sudo rm -rf oai/
+git clone https://projetos.imd.ufrn.br/reginalab/nric-oai oai
+cd $WORK_DIR/oai
+git config --global user.email "you@example.com"
+git config --global user.name "Your Name"
+
+source oaienv
+cd cmake_targets
+sudo ./build_oai -I -w USRP --gNB --nrUE --build-e2 --ninja
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