feat(ci): adding working docker-compose for 5G RF sim

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

docker/scripts/generateTemplate.py

@@ -54,6 +54,7 @@ def main():
                              "rcc.band7.tm1.if4p5.lo.25PRB": f'{data[0]["paths"]["dest_dir"]}/{outputfilename}',
                              "rcc.band40.tm1.25PRB": f'{data[0]["paths"]["dest_dir"]}/{outputfilename}',
                              "gnb.band78.tm1.fr1.106PRB.usrpb210.conf": f'{data[0]["paths"]["dest_dir"]}/{outputfilename}',
+                             "gnb.band78.sa.fr1.106PRB.usrpn310.conf": f'{data[0]["paths"]["dest_dir"]}/{outputfilename}',
                              "ue.nfapi": f'{data[0]["paths"]["dest_dir"]}/{outputfilename}',
                              "ue_sim_ci": f'{data[0]["paths"]["dest_dir"]}/{outputfilename}'
                              }
@@ -72,11 +73,21 @@ def main():
             if re.search(r'EHPLMN_LIST', line):
               outputfile.write(line)
               continue
+            if re.search(r'sd  = 0x1;', line):
+              templine = re.sub(r'sd  = 0x1;', 'sd  = 0x@NSSAI_SD0@;', line)
+              outputfile.write(templine)
+              continue
+            if re.search(r'sd  = 0x112233;', line):
+              templine = re.sub(r'sd  = 0x112233;', 'sd  = 0x@NSSAI_SD1@;', line)
+              outputfile.write(templine)
+              continue
             for key in config["config"]:
               if line.find(key["key"]) >= 0:
                 count += 1
                 if re.search(r'preference', line):
                   templine = line
+                elif re.search(r'mnc_length', line) and key["key"] == "mnc":
+                  continue
                 elif re.search(r'plmn_list', line):
                   templine = re.sub(r'[0-9]+', '""', line)
                   templine = re.sub(r'\"\"', key["env"]["mcc"], templine, 1)

docker/scripts/gnb_entrypoint.sh

@@ -6,7 +6,8 @@ PREFIX=/opt/oai-gnb
 ENABLE_X2=${ENABLE_X2:-yes}
 
 # Based another env var, pick one template to use
-if [[ -v USE_TDD_MONO ]]; then ln -s $PREFIX/etc/gnb.tdd.conf $PREFIX/etc/gnb.conf; fi
+if [[ -v USE_NSA_TDD_MONO ]]; then ln -s $PREFIX/etc/gnb.nsa.tdd.conf $PREFIX/etc/gnb.conf; fi
+if [[ -v USE_SA_TDD_MONO ]]; then ln -s $PREFIX/etc/gnb.sa.tdd.conf $PREFIX/etc/gnb.conf; fi
 
 # Only this template will be manipulated
 CONFIG_FILES=`ls $PREFIX/etc/gnb.conf || true`

docker/scripts/gnb_parameters.yaml

@@ -26,7 +26,7 @@
 
 - configurations:
   - filePrefix: gnb.band78.tm1.fr1.106PRB.usrpb210.conf
-    outputfilename: "gnb.tdd.conf"
+    outputfilename: "gnb.nsa.tdd.conf"
     config:
     - key: Active_gNBs
       env: "@GNB_NAME@"
@@ -62,3 +62,31 @@
     - key: FLEXRAN_IPV4_ADDRESS
       env: "@FLEXRAN_IPV4_ADDRESS@"
 
+  - filePrefix: gnb.band78.sa.fr1.106PRB.usrpn310.conf
+    outputfilename: "gnb.sa.tdd.conf"
+    config:
+    - key: Active_gNBs
+      env: "@GNB_NAME@"
+    - key: gNB_name
+      env: "@GNB_NAME@"
+    - key: mcc
+      env: "@MCC@"
+    - key: mnc
+      env: "@MNC@"
+    - key: mnc_length
+      env: "@MNC_LENGTH@"
+    - key: tracking_area_code
+      env: "@TAC@"
+    - key: sst
+      env: "@NSSAI_SST@"
+    - key: ipv4
+      env: "@AMF_IP_ADDRESS@"
+    - key: GNB_INTERFACE_NAME_FOR_NG_AMF
+      env: "@GNB_NGA_IF_NAME@"
+    - key: GNB_IPV4_ADDRESS_FOR_NG_AMF
+      env: "@GNB_NGA_IP_ADDRESS@"
+    - key: GNB_INTERFACE_NAME_FOR_NGU
+      env: "@GNB_NGU_IF_NAME@"
+    - key: GNB_IPV4_ADDRESS_FOR_NGU
+      env: "@GNB_NGU_IP_ADDRESS@"
+

docker/scripts/nr_ue_entrypoint.sh

@@ -0,0 +1,63 @@
+#!/bin/bash
+
+set -euo pipefail
+
+PREFIX=/opt/oai-nr-ue
+
+# Based another env var, pick one template to use
+#if [[ -v USE_NFAPI ]]; then ln -s $PREFIX/etc/ue.nfapi.conf $PREFIX/etc/ue.conf; fi
+
+# Only this template will be manipulated and the USIM one!
+CONFIG_FILES=`ls $PREFIX/etc/ue.conf $PREFIX/etc/nr-ue-sim.conf || true`
+
+for c in ${CONFIG_FILES}; do
+    # grep variable names (format: ${VAR}) from template to be rendered
+    VARS=$(grep -oP '@[a-zA-Z0-9_]+@' ${c} | sort | uniq | xargs)
+
+    # create sed expressions for substituting each occurrence of ${VAR}
+    # with the value of the environment variable "VAR"
+    EXPRESSIONS=""
+    for v in ${VARS}; do
+        NEW_VAR=`echo $v | sed -e "s#@##g"`
+        if [[ "${!NEW_VAR}x" == "x" ]]; then
+            echo "Error: Environment variable '${NEW_VAR}' is not set." \
+                "Config file '$(basename $c)' requires all of $VARS."
+            exit 1
+        fi
+        EXPRESSIONS="${EXPRESSIONS};s|${v}|${!NEW_VAR}|g"
+    done
+    EXPRESSIONS="${EXPRESSIONS#';'}"
+
+    # render template and inline replace config file
+    sed -i "${EXPRESSIONS}" ${c}
+done
+
+# Load the USRP binaries
+if [[ -v USE_B2XX ]]; then
+    /usr/lib/uhd/utils/uhd_images_downloader.py -t b2xx
+elif [[ -v USE_X3XX ]]; then
+    /usr/lib/uhd/utils/uhd_images_downloader.py -t x3xx
+elif [[ -v USE_N3XX ]]; then
+    /usr/lib/uhd/utils/uhd_images_downloader.py -t n3xx
+fi
+
+# in case we have conf file, append
+new_args=()
+while [[ $# -gt 0 ]]; do
+  new_args+=("$1")
+  shift
+done
+
+echo "=================================="
+echo "== Starting NR UE soft modem"
+if [[ -v USE_ADDITIONAL_OPTIONS ]]; then
+    echo "Additional option(s): ${USE_ADDITIONAL_OPTIONS}"
+    for word in ${USE_ADDITIONAL_OPTIONS}; do
+        new_args+=("$word")
+    done
+    echo "${new_args[@]}"
+    exec "${new_args[@]}"
+else
+    echo "${new_args[@]}"
+    exec "${new_args[@]}"
+fi