test

xapp-sm-connector now sends entire indication message to the connected xApp. Previously only first Byte of the message was sent.

Thanks @JaykobJ

Dockerfile

@@ -0,0 +1,58 @@
+#==================================================================================
+#	Copyright (c) 2022 Northeastern University
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#	   http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#==================================================================================
+
+FROM wineslab/o-ran-sc-bldr-ubuntu18-c-go:9-u18.04 as buildenv
+ARG log_level_e2sim=2
+# log_level_e2sim = 0 ->  LOG_LEVEL_UNCOND   0
+# log_level_e2sim = 1 -> LOG_LEVEL_ERROR     1
+# log_level_e2sim = 2 -> LOG_LEVEL_INFO      2
+# log_level_e2sim = 3 -> LOG_LEVEL_DEBUG     3
+
+# Install E2sim
+RUN mkdir -p /workspace
+RUN apt-get update && apt-get install -y build-essential git cmake libsctp-dev autoconf automake libtool bison flex libboost-all-dev
+
+WORKDIR /workspace
+
+RUN git clone -b develop https://github.com/wineslab/ns-o-ran-e2-sim /workspace/e2sim
+
+RUN mkdir /workspace/e2sim/e2sim/build
+WORKDIR /workspace/e2sim/e2sim/build
+RUN cmake .. -DDEV_PKG=1 -DLOG_LEVEL=${log_level_e2sim}
+
+RUN make package
+RUN echo "Going to install e2sim-dev"
+RUN dpkg --install ./e2sim-dev_1.0.0_amd64.deb
+RUN ldconfig
+
+WORKDIR /workspace
+
+# Install ns-3
+RUN apt-get install -y g++ python3 qtbase5-dev qtchooser qt5-qmake qtbase5-dev-tools
+
+RUN git clone -b release https://github.com/wineslab/ns-o-ran-ns3-mmwave /workspace/ns3-mmwave-oran
+RUN git clone -b master https://github.com/o-ran-sc/sim-ns3-o-ran-e2 /workspace/ns3-mmwave-oran/contrib/oran-interface
+
+WORKDIR /workspace/ns3-mmwave-oran
+
+RUN ./waf configure --enable-tests --enable-examples
+RUN ./waf build
+
+WORKDIR /workspace
+
+CMD [ "/bin/sh" ]
+
+

build-ns-o-ran.sh

@@ -0,0 +1,22 @@
+#!/bin/sh
+# Script to import the base images to create the RIC containers from Wineslab Docker Hub
+
+
+# This shall execute first wineslab images and ns-o-ran after
+# import-wines-images.sh
+# setup-ric-bronze.sh
+
+# Build image for ns-o-ran
+
+$SUDO docker build -t ns-o-ran -f Dockerfile .
+
+remove_container() {
+    $SUDO docker inspect $1 >/dev/null 2>&1
+    if [ $? -eq 0 ]; then
+        $SUDO docker kill $1
+        $SUDO docker rm $1
+    fi
+}
+
+remove_container ns-o-ran
+$SUDO docker run -d -it --network=ric --name ns-o-ran ns-o-ran

setup-scripts/import-wines-images.sh

@@ -0,0 +1,18 @@
+#!/bin/sh
+# Script to import the base images to create the RIC containers from Wineslab Docker Hub
+
+# Pull Wines base images
+docker pull wineslab/o-ran-sc-bldr-ubuntu18-c-go:9-u18.04
+docker pull wineslab/o-ran-sc-bldr-alpine3-go:6-a3.11-rmr3
+
+# Pull Wines RIC images
+docker pull wineslab/colo-ran-e2term:bronze
+docker pull wineslab/colo-ran-e2mgr:bronze
+docker pull wineslab/colo-ran-e2rtmansim:bronze
+docker pull wineslab/colo-ran-dbaas:bronze
+
+# Tag images to be used with the setup-ric script
+docker tag wineslab/colo-ran-e2term:bronze e2term:bronze
+docker tag wineslab/colo-ran-e2mgr:bronze e2mgr:bronze
+docker tag wineslab/colo-ran-e2rtmansim:bronze e2rtmansim:bronze
+docker tag wineslab/colo-ran-dbaas:bronze dbaas:bronze

setup-scripts/setup-e2term.sh

@@ -0,0 +1,103 @@
+#!/bin/sh
+# Script to setup the E2 termination.
+
+set -x
+
+export SRC=`dirname $0`
+. $SRC/setup-lib.sh
+
+OURDIR=../setup
+
+cd $OURDIR
+tagvers=`git log --pretty=format:"%h" -n 1`
+
+docker kill e2term
+docker rm e2term
+docker rmi e2term:bronze
+
+# build e2term
+$SUDO docker image inspect e2term:bronze >/dev/null 2>&1
+if [ ! $? -eq 0 ]; then
+    cd e2/RIC-E2-TERMINATION
+    $SUDO docker image inspect e2term:$tagvers >/dev/null 2>&1
+    if [ ! $? -eq 0 ]; then
+        $SUDO docker build -f Dockerfile -t e2term:$tagvers .
+    fi
+    $SUDO docker tag e2term:$tagvers e2term:bronze
+    $SUDO docker rmi e2term:$tagvers
+    cd ../..
+fi
+
+# remove dangling images
+docker rmi $(docker images --filter "dangling=true" -q --no-trunc) 2> /dev/null
+
+# Create a route info file to tell the containers where to send various
+# messages. This will be mounted on the containers
+ROUTERFILE=`pwd`/router.txt
+cat << EOF > $ROUTERFILE
+newrt|start
+rte|10020|$E2MGR_IP:3801
+rte|10060|$E2TERM_IP:38000
+rte|10061|$E2MGR_IP:3801
+rte|10062|$E2MGR_IP:3801
+rte|10070|$E2MGR_IP:3801
+rte|10071|$E2MGR_IP:3801
+rte|10080|$E2MGR_IP:3801
+rte|10081|$E2TERM_IP:38000
+rte|10082|$E2TERM_IP:38000
+rte|10360|$E2TERM_IP:38000
+rte|10361|$E2MGR_IP:3801
+rte|10362|$E2MGR_IP:3801
+rte|10370|$E2MGR_IP:3801
+rte|10371|$E2TERM_IP:38000
+rte|10372|$E2TERM_IP:38000
+rte|1080|$E2MGR_IP:3801
+rte|1090|$E2TERM_IP:38000
+rte|1100|$E2MGR_IP:3801
+rte|12010|$E2MGR_IP:38010
+rte|1101|$E2TERM_IP:38000
+rte|12002|$E2TERM_IP:38000
+rte|12003|$E2TERM_IP:38000
+rte|10091|$E2MGR_IP:4801
+rte|10092|$E2MGR_IP:4801
+rte|1101|$E2TERM_IP:38000
+rte|1102|$E2MGR_IP:3801
+rte|12001|$E2MGR_IP:3801
+mse|12050|$(echo $XAPP_IP | cut -d "." -f 4)|$XAPP_IP:4560
+newrt|end
+EOF
+
+remove_container() {
+    $SUDO docker inspect $1 >/dev/null 2>&1
+    if [ $? -eq 0 ]; then
+        $SUDO docker kill $1
+        $SUDO docker rm $1
+    fi
+}
+remove_container e2term
+
+E2TERMCONFFILE=`pwd`/e2term_config.conf
+if [ ! -e $E2TERMCONFFILE ]; then
+cat <<EOF >$E2TERMCONFFILE
+nano=38000
+loglevel=debug
+volume=log
+#the key name of the environment holds the local ip address
+#ip address of the E2T in the RMR
+local-ip=$E2TERM_IP
+#trace is start, stop
+trace=start
+external-fqdn=e2t.com
+#put pointer to the key that point to pod name
+pod_name=E2TERM_POD_NAME
+sctp-port=$E2TERM_SCTP_PORT
+EOF
+fi
+ E2TERM_CONFIG_BIND="--mount type=bind,source=$E2TERMCONFFILE,destination=/opt/e2/config/config.conf,ro"
+
+$SUDO docker run -d -it --network=ric --ip $E2TERM_IP --name e2term \
+        --mount type=bind,source=$ROUTERFILE,destination=/opt/e2/dockerRouter.txt,ro \
+        $E2TERM_CONFIG_BIND \
+        e2term:bronze
+
+exit 0

setup-scripts/setup-ric-bronze.sh

@@ -0,0 +1,180 @@
+#!/bin/sh
+# Script to setup the RIC containers. Call as ./setup-ric.sh [network interface]
+
+set -x
+
+# get flags
+for ARGUMENT in "$@"
+do
+    KEY=$(echo $ARGUMENT | cut -f1 -d=)
+    case "$KEY" in
+	        arena)              arena=true;;
+        import)        import=true;;
+            *)
+    esac
+done
+
+export SRC=`dirname $0`
+. $SRC/setup-lib.sh
+
+OURDIR=../setup
+
+# import base RIC images
+if [ "$import" = true ] || [ $(docker image ls -q | wc -l) -eq "0" ]; then
+    echo "Importing base Docker images"
+    cd $SRC
+    ./import-wines-images.sh
+fi
+
+cd $OURDIR
+tagvers=`git log --pretty=format:"%h" -n 1`
+
+# build e2term
+$SUDO docker image inspect e2term:bronze >/dev/null 2>&1
+if [ ! $? -eq 0 ]; then
+    cd e2/RIC-E2-TERMINATION
+    $SUDO docker image inspect e2term:$tagvers >/dev/null 2>&1
+    if [ ! $? -eq 0 ]; then
+        $SUDO docker build -f Dockerfile -t e2term:$tagvers .
+    fi
+    $SUDO docker tag e2term:$tagvers e2term:bronze
+    $SUDO docker rmi e2term:$tagvers
+    cd ../..
+fi
+
+# build e2mgr
+$SUDO docker image inspect e2mgr:bronze >/dev/null 2>&1
+if [ ! $? -eq 0 ]; then
+    cd e2mgr/E2Manager
+    $SUDO docker image inspect e2mgr:$tagvers >/dev/null 2>&1
+    if [ ! $? -eq 0 ]; then
+        $SUDO docker build -f Dockerfile -t e2mgr:$tagvers .
+    fi
+    $SUDO docker tag e2mgr:$tagvers e2mgr:bronze
+    $SUDO docker rmi e2mgr:$tagvers
+    cd ../..
+fi
+
+# build e2rtmansim
+$SUDO docker image inspect e2rtmansim:bronze >/dev/null 2>&1
+if [ ! $? -eq 0 ]; then
+    cd e2mgr/tools/RoutingManagerSimulator
+    $SUDO docker image inspect e2rtmansim:$tagvers >/dev/null 2>&1
+    if [ ! $? -eq 0 ]; then
+        $SUDO docker build -f Dockerfile -t e2rtmansim:$tagvers .
+    fi
+    $SUDO docker tag e2rtmansim:$tagvers e2rtmansim:bronze
+    $SUDO docker rmi e2rtmansim:$tagvers
+    cd ../../..
+fi
+
+# build dbaas
+$SUDO docker image inspect dbaas:bronze >/dev/null 2>&1
+if [ ! $? -eq 0 ]; then
+    cd dbaas
+    $SUDO docker build -f docker/Dockerfile.redis -t dbaas:bronze .
+    cd ..
+fi
+
+# remove dangling images
+docker rmi $(docker images --filter "dangling=true" -q --no-trunc) 2> /dev/null
+
+# create a private network for near-real-time RIC
+$SUDO docker network inspect ric >/dev/null 2>&1
+if [ ! $? -eq 0 ]; then
+    $SUDO brctl addbr brric
+    $SUDO docker network create --subnet=$RIC_SUBNET -d bridge --attachable -o com.docker.network.bridge.name=brric ric
+fi
+
+# Create a route info file to tell the containers where to send various
+# messages. This will be mounted on the containers
+ROUTERFILE=`pwd`/router.txt
+cat << EOF > $ROUTERFILE
+newrt|start
+rte|10020|$E2MGR_IP:3801
+rte|10060|$E2TERM_IP:38000
+rte|10061|$E2MGR_IP:3801
+rte|10062|$E2MGR_IP:3801
+rte|10070|$E2MGR_IP:3801
+rte|10071|$E2MGR_IP:3801
+rte|10080|$E2MGR_IP:3801
+rte|10081|$E2TERM_IP:38000
+rte|10082|$E2TERM_IP:38000
+rte|10360|$E2TERM_IP:38000
+rte|10361|$E2MGR_IP:3801
+rte|10362|$E2MGR_IP:3801
+rte|10370|$E2MGR_IP:3801
+rte|10371|$E2TERM_IP:38000
+rte|10372|$E2TERM_IP:38000
+rte|1080|$E2MGR_IP:3801
+rte|1090|$E2TERM_IP:38000
+rte|1100|$E2MGR_IP:3801
+rte|12010|$E2MGR_IP:38010
+rte|1101|$E2TERM_IP:38000
+rte|12002|$E2TERM_IP:38000
+rte|12003|$E2TERM_IP:38000
+rte|10091|$E2MGR_IP:4801
+rte|10092|$E2MGR_IP:4801
+rte|1101|$E2TERM_IP:38000
+rte|1102|$E2MGR_IP:3801
+rte|12001|$E2MGR_IP:3801
+mse|12050|$(echo $XAPP_IP | cut -d "." -f 4)|$XAPP_IP:4560
+newrt|end
+EOF
+
+remove_container() {
+    $SUDO docker inspect $1 >/dev/null 2>&1
+    if [ $? -eq 0 ]; then
+        $SUDO docker kill $1
+        $SUDO docker rm $1
+    fi
+}
+
+# create RIC various containers. Kill and remove them if they exist.
+remove_container db
+$SUDO docker run -d --network ric --ip $DBAAS_IP --name db dbaas:bronze
+
+remove_container e2rtmansim
+$SUDO docker run -d -it --network ric --ip $E2RTMANSIM_IP --name e2rtmansim e2rtmansim:bronze
+
+remove_container e2mgr
+$SUDO docker run -d -it --network ric --ip $E2MGR_IP -e RIC_ID=7b0000-000000/18 \
+    -e DBAAS_PORT_6379_TCP_ADDR=$DBAAS_IP -e DBAAS_PORT_6379_TCP_PORT="6379" \
+    -e DBAAS_SERVICE_HOST=$DBAAS_IP -e DBAAS_SERCE_PORT="6379" \
+    --mount type=bind,source=$ROUTERFILE,destination=/opt/E2Manager/router.txt,ro \
+    --name e2mgr e2mgr:bronze
+
+remove_container e2term
+E2TERMCONFFILE=`pwd`/e2term_config.conf
+if [ ! -e $E2TERMCONFFILE ]; then
+cat <<EOF >$E2TERMCONFFILE
+nano=38000
+loglevel=debug
+volume=log
+#the key name of the environment holds the local ip address
+#ip address of the E2T in the RMR
+local-ip=$E2TERM_IP
+#trace is start, stop
+trace=start
+external-fqdn=e2t.com
+#put pointer to the key that point to pod name
+pod_name=E2TERM_POD_NAME
+sctp-port=$E2TERM_SCTP_PORT
+EOF
+fi
+ E2TERM_CONFIG_BIND="--mount type=bind,source=$E2TERMCONFFILE,destination=/opt/e2/config/config.conf,ro"
+
+if [ "$arena" = true ]; then
+    echo 'Starting local setup'
+    # if both RIC and DU are executed on the same machine, do not set Docker NAT rules
+    $SUDO docker run -d -it --network=ric --ip $E2TERM_IP --name e2term \
+        --mount type=bind,source=$ROUTERFILE,destination=/opt/e2/dockerRouter.txt,ro \
+        $E2TERM_CONFIG_BIND \
+        e2term:bronze
+else
+    $SUDO docker run -d -it --network=ric --ip $E2TERM_IP --name e2term -p ${RIC_IP}:${E2TERM_SCTP_PORT}:${E2TERM_SCTP_PORT}/sctp\
+        --mount type=bind,source=$ROUTERFILE,destination=/opt/e2/dockerRouter.txt,ro \
+        $E2TERM_CONFIG_BIND e2term:bronze
+fi
+
+exit 0

setup-scripts/setup-sample-xapp.sh

@@ -36,7 +36,7 @@ if [ ! $? -eq 0 ]; then
 	    $SUDO docker build  \
             --build-arg DBAAS_SERVICE_HOST=$DBAAS_IP \
             --build-arg DBAAS_SERVICE_PORT=$DBAAS_PORT \
-            -f ${DOCKER_FILE}_${IMAGE_NAME} -t ${IMAGE_NAME}:$tagvers .
+            -f ${DOCKER_FILE}_${IMAGE_NAME}_c -t ${IMAGE_NAME}:$tagvers .
 
             # remove copied Dockerfile
             rm ${DOCKER_FILE}_${IMAGE_NAME}

setup-scripts/start-xapp-ns-o-ran.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+docker kill sample-xapp-24
+docker rm sample-xapp-24
+docker rmi sample-xapp:latest
+./setup-sample-xapp.sh ns-o-ran
+
+docker exec -it sample-xapp-24 bash

setup-scripts/start-xapp.sh

@@ -1,2 +1,2 @@
 #!/bin/bash
-./setup-sample-xapp.sh gnb:311-048-01000501
+./setup-sample-xapp.sh gnb:131-133-31000000

setup/Dockerfile_sample-xapp_c

@@ -0,0 +1,129 @@
+##-----------------------------------
+# BS Connector
+#------------------------------------
+ARG SCHEMA_PATH=schemas
+ARG XAPP_DIR=sample-xapp
+ARG CONNECTOR_DIR=xapp-sm-connector
+ARG STAGE_DIR=/home/${CONNECTOR_DIR}
+ARG DBAAS_SERVICE_HOST=10.0.2.12
+ARG DBAAS_SERVICE_PORT="6379"
+
+#==================================================================================
+FROM ubuntu:18.04 as ricbuild1
+
+# to override repo base, pass in repo argument when running docker build:
+# docker build --build-arg REPOBASE=http://abc.def.org . ....
+ARG REPOBASE=https://gerrit.oran-osc.org/r
+ARG SCHEMA_FILE
+ARG SCHEMA_PATH
+ARG XAPP_DIR
+ARG CONNECTOR_DIR
+ARG STAGE_DIR
+
+ARG MDC_VER=0.0.4-1
+ARG RMR_VER=4.0.5
+ARG RNIB_VER=1.0.0
+
+ENV RMR_RTG_SVC="9999" \
+  RMR_SEED_RT="/home/${CONNECTOR_DIR}/init/routes.txt" \
+  LD_LIBRARY_PATH="/usr/local/lib:/usr/local/libexec" \
+  VERBOSE=0 \
+  CONFIG_FILE=/opt/ric/config/config-file.json \
+  DBAAS_SERVICE_HOST=${DBAAS_SERVICE_HOST} \
+  DBAAS_SERVICE_PORT=${DBAAS_SERVICE_PORT}
+
+COPY ${CONNECTOR_DIR} ${STAGE_DIR}
+COPY ${XAPP_DIR} /home/${XAPP_DIR}
+
+WORKDIR ${STAGE_DIR}
+
+# Install necessary packages
+RUN apt-get update  \
+  && apt-get install -y \
+    cmake \
+    git \
+    build-essential \
+    automake \
+    autoconf-archive \
+    autoconf \
+    pkg-config \
+    gawk \
+    libtool \
+    wget \
+    zlib1g-dev \
+    libffi-dev \
+    libcurl4-openssl-dev \
+    vim \
+    cpputest \
+    libboost-all-dev \
+    libhiredis-dev \
+  && apt-get remove -y --purge python* \
+  && apt-get install -y \
+    python3 \
+    python3-pip \
+# Install mdclog using debian package hosted at packagecloud.io
+  && wget -nv --content-disposition https://packagecloud.io/o-ran-sc/release/packages/debian/stretch/mdclog_${MDC_VER}_amd64.deb/download.deb \
+  && wget -nv --content-disposition https://packagecloud.io/o-ran-sc/release/packages/debian/stretch/mdclog-dev_${MDC_VER}_amd64.deb/download.deb \
+  && dpkg -i mdclog_${MDC_VER}_amd64.deb \
+  && dpkg -i mdclog-dev_${MDC_VER}_amd64.deb \
+  && rm mdclog_${MDC_VER}_amd64.deb mdclog-dev_${MDC_VER}_amd64.deb \
+# Install RMR using debian package hosted at packagecloud.io
+  && wget -nv --content-disposition https://packagecloud.io/o-ran-sc/release/packages/debian/stretch/rmr_${RMR_VER}_amd64.deb/download.deb \
+  && wget -nv --content-disposition https://packagecloud.io/o-ran-sc/release/packages/debian/stretch/rmr-dev_${RMR_VER}_amd64.deb/download.deb \
+  && dpkg -i rmr_${RMR_VER}_amd64.deb \
+  && dpkg -i rmr-dev_${RMR_VER}_amd64.deb \
+  && rm rmr_${RMR_VER}_amd64.deb rmr-dev_${RMR_VER}_amd64.deb \
+# Install RNIB libraries
+  && wget -nv --content-disposition https://packagecloud.io/o-ran-sc/release/packages/debian/stretch/rnib_${RNIB_VER}_all.deb/download.deb \
+  && dpkg -i rnib_${RNIB_VER}_all.deb \
+  && rm rnib_${RNIB_VER}_all.deb \
+# Install dbaas
+  && cd ${STAGE_DIR} \
+  && git clone https://gerrit.o-ran-sc.org/r/ric-plt/dbaas \
+  && cd dbaas/redismodule \
+  && ./autogen.sh \
+  && ./configure \
+  && make -j ${nproc} all \
+  && make install \
+  && rm -Rf ${STAGE_DIR}/dbaas \
+# Install sdl
+  && cd ${STAGE_DIR} \
+  && git clone https://gerrit.o-ran-sc.org/r/ric-plt/sdl \
+  && cd sdl \
+  && ./autogen.sh \
+  && ./configure \
+  && make -j ${nproc} all \
+  && make install \
+  && rm -Rf ${STAGE_DIR}/sdl \
+# Install rapidjson
+  && cd ${STAGE_DIR} \
+  && git clone https://github.com/Tencent/rapidjson \
+  && cd rapidjson \
+  && mkdir build \
+  && cd build \
+  && cmake -DCMAKE_INSTALL_PREFIX=/usr/local .. \
+  && make -j ${nproc} \
+  && make install \
+  && cd ${STAGE_DIR} \
+  && rm -rf rapidjson
+  FROM ricbuild1
+##-----------------------------------
+# Now install the program
+#------------------------------------
+# build connector
+  RUN export CPATH=$CPATH:/usr/local/include \
+  && cd src \
+  && make clean \
+  && make -j ${nproc} \
+  && make install \
+  && ldconfig \
+  && sysctl -w net.ipv6.conf.lo.disable_ipv6=1 \
+###-----------------------------------
+## DRL Agent
+##------------------------------------
+## install packages and pip requirements
+#  && pip3 --no-cache-dir install -U pip \
+#  && pip3 --no-cache-dir install -r /home/${XAPP_DIR}/requirements.txt \
+  && apt-get autoremove -y \
+  && apt-get clean \
+  && rm -rf /var/lib/apt/lists/*

setup/e2/RIC-E2-TERMINATION/Dockerfile

@@ -20,7 +20,7 @@
 #   This source code is part of the near-RT RIC (RAN Intelligent Controller)
 #   platform project (RICP).
 #
-FROM nexus3.o-ran-sc.org:10004/o-ran-sc/bldr-ubuntu18-c-go:9-u18.04 as ubuntu
+FROM wineslab/o-ran-sc-bldr-ubuntu18-c-go:9-u18.04 as ubuntu
 
 WORKDIR /opt/e2/
 

setup/xapp-sm-connector/src/agent_connector.cc

@@ -104,7 +104,7 @@ std::string find_agent_ip_from_gnb(unsigned char* gnb_id_trans) {
 
 
 // send through socket
-int send_socket(char* buf, std::string dest_ip) {
+int send_socket(char* buf, size_t payload_size, std::string dest_ip) {
 
   int control_sckfd = -1;
 
@@ -126,8 +126,7 @@ int send_socket(char* buf, std::string dest_ip) {
 
   // const size_t max_size = 512;
   // char buf[max_size] = "Hello, Server!";  // store the data in a buffer
-  size_t data_size = strlen(buf);
-  int sent_size = send(control_sckfd ,buf, data_size, 0);
+  int sent_size = send(control_sckfd, buf, payload_size, 0);
 
   if(sent_size < 0) { // the send returns a size of -1 in case of errors
       std::cout <<  "ERROR: SEND to agent " << dest_ip << std::endl;

setup/xapp-sm-connector/src/agent_connector.hpp

@@ -27,6 +27,6 @@ extern std::map<std::string, std::string> agentIp_gnbId;
 int open_control_socket_agent(const char* dest_ip, const int dest_port);
 void close_control_socket_agent(void);
 std::string find_agent_ip_from_gnb(unsigned char* gnb_id);
-int send_socket(char* buf, std::string dest_ip);
+int send_socket(char* buf, size_t payload_size, std::string dest_ip);
 
 #endif

setup/xapp-sm-connector/src/hw_xapp_main.cc

@@ -30,6 +30,7 @@ void signalHandler( int signum ) {
 }
 
 int main(int argc, char *argv[]){
+	std::cout << "hw_xapp_main Running";
 
 	// Get the thread id
 	std::thread::id my_id = std::this_thread::get_id();
@@ -71,7 +72,9 @@ int main(int argc, char *argv[]){
 
 	sleep(1);
 	//Startup E2 subscription and A1 policy
-	//hw_xapp->startup(std::ref(*sub_handler));
+    std::cout << "Startup E2 subscription and A1 policy";
+
+	hw_xapp->startup(std::ref(*sub_handler));
 
 	//start listener threads and register message handlers.
 	int num_threads = std::stoi(config[XappSettings::SettingName::THREADS]);

setup/xapp-sm-connector/src/xapp-mgmt/msgs_proc.cc

@@ -271,7 +271,7 @@ uint8_t procRicIndication(E2AP_PDU_t *e2apMsg, transaction_identifier gnb_id)
 				}
 				case 26:  // RIC indication message
 				{
-					int payload_size = ricIndication->protocolIEs.list.array[idx]-> \
+					size_t payload_size = ricIndication->protocolIEs.list.array[idx]-> \
 																		 value.choice.RICindicationMessage.size;
 
 
@@ -283,7 +283,7 @@ uint8_t procRicIndication(E2AP_PDU_t *e2apMsg, transaction_identifier gnb_id)
 
 					// send payload to agent
 					std::string agent_ip = find_agent_ip_from_gnb(gnb_id);
-					send_socket(payload, agent_ip);
+					send_socket(payload, payload_size, agent_ip);
 
 					break;
 				}

setup/xapp-sm-connector/src/xapp.cc

@@ -87,19 +87,48 @@ void Xapp::stop(void){
 
 void Xapp::startup(SubscriptionHandler &sub_ref) {
 
+    std::cout << "Startup beeing called";
+
 	subhandler_ref = &sub_ref;
 
     if (GNB_ID == "") {
         // get list of gnbs from ric
         std::cout << "Getting gNB list from RIC" << std::endl;
         set_rnib_gnblist();
-    }
-    else {
+    } else if (strcmp(GNB_ID, "file") == 0) {
+        // Get gNB list from file
+        std::cout << "Getting gNB list from file" << std::endl;
+        std::ifstream id_file("gnb_list.txt", ios_base::in);
+        if(!id_file) {
+            std::cerr << "Error in opening file, gonna crash!" << std::endl;
+            exit(-1);
+        }
+        std::string id_gnb;
+        while(getline(id_file,id_gnb)){
+            std::cout << "gNB read: " << id_gnb << std::endl;
+            rnib_gnblist.push_back(id_gnb);
+        }
+    } else if (strcmp(GNB_ID, "ns-o-ran") == 0) {
+        std::vector <std::string> gnb_ids{"gnb:131-133-31000000", "gnb:131-133-32000000", "gnb:131-133-33000000",
+                                          "gnb:131-133-34000000", "gnb:131-133-35000000"};
+        for (vector<string>::iterator it = gnb_ids.begin(); it != gnb_ids.end(); it++) {
+            std::cout << "gNB read: " << *it << std::endl;
+            rnib_gnblist.push_back(*it);
+        }
+    } else {
         // only insert target gnb
         std::cout << "Querying target gNB" << std::endl;
         rnib_gnblist.push_back(GNB_ID);
     }
+    while (
+            true
+        )
+        {
+            std::cout << "Send sub. req.";
+            std::cout << "yeet";
 
+        	startup_subscribe_requests();
+        }
     // open external control socket in thread and wait for message
     ext_control_thr_rx = std::unique_ptr<std::thread>(new std::thread{&Xapp::handle_external_control_message, this, SOCKET_PORT_EXT});
 
@@ -116,7 +145,16 @@ void Xapp::startup(SubscriptionHandler &sub_ref) {
     // send_socket("Hello, Server!", AGENT_1);
 
 	//send subscriptions.
-	startup_subscribe_requests();
+    while (
+        true
+    )
+    {
+        std::cout << "Send sub. req.";
+        std::cout << "yeet";
+
+    	startup_subscribe_requests();
+    }
+    
 
 	//read A1 policies
 	// startup_get_policies();
@@ -398,7 +436,7 @@ void Xapp::send_ric_control_request(char* payload, std::string gnb_id) {
 }
 
 void Xapp::startup_subscribe_requests(void ){
-
+    std::cout << "Startup subscribe request \n";
     bool res;
     size_t data_size = ASN_BUFF_MAX_SIZE;
     unsigned char	data[data_size];
@@ -413,11 +451,12 @@ void Xapp::startup_subscribe_requests(void ){
 
     if(sz <= 0)
        mdclog_write(MDCLOG_INFO,"Subscriptions cannot be sent as GNBList in RNIB is NULL");
-
+    std::cout << "pre for loop \n";
     for(int i = 0; i<sz; i++){
         std::cout << "Sending subscriptions to: " << gnblist[i] << std::endl;
 
         // give the message to subscription handler, along with the transmitter.
+
         strcpy((char*)meid,gnblist[i].c_str());
 
         // char *strMsg = "Subscription Request from HelloWorld XApp\0";
@@ -436,7 +475,7 @@ void Xapp::startup_subscribe_requests(void ){
 
         //Random Data  for request
         int request_id = XAPP_REQ_ID;
-        int function_id = 0;
+        int function_id = 200;
 
         // DU report timer in ms
         std::string event_def = "250";
@@ -464,6 +503,7 @@ void Xapp::startup_subscribe_requests(void ){
             mdclog_write(MDCLOG_INFO,"Subscription SUCCESSFUL in file= %s, line=%d for MEID %s",__FILE__,__LINE__, meid);
         }
     }
+    std::cout << "Finisched subscribe request \n";
 }
 
 void Xapp::startup_get_policies(void){

setup/xapp-sm-connector/src/xapp.hpp

@@ -28,6 +28,7 @@
 #define SRC_XAPP_HPP_
 
 #include <iostream>
+#include <fstream>
 #include <string>
 #include <memory>
 #include <csignal>