Dockerfile for aw2s RRUs on u18.04

2023-02-15 18:25:02 +01:00
parent 2de56bf324
commit 22ad41e6f7
2 changed files with 193 additions and 0 deletions
@@ -0,0 +1,83 @@
+#!/bin/bash
+
+set -uo pipefail
+
+PREFIX=/opt/oai-gnb-aw2s
+ENABLE_X2=${ENABLE_X2:-yes}
+THREAD_PARALLEL_CONFIG=${THREAD_PARALLEL_CONFIG:-PARALLEL_SINGLE_THREAD}
+
+# Based another env var, pick one template to use
+
+if [[ -v USE_NSA_TDD_MONO ]]; then cp $PREFIX/etc/gnb.nsa.tdd.conf $PREFIX/etc/gnb.conf; fi
+if [[ -v USE_SA_TDD_MONO ]]; then cp $PREFIX/etc/gnb.sa.tdd.conf $PREFIX/etc/gnb.conf; fi
+if [[ -v USE_SA_TDD_MONO_B2XX ]]; then cp $PREFIX/etc/gnb.sa.tdd.b2xx.conf $PREFIX/etc/gnb.conf; fi
+if [[ -v USE_SA_FDD_MONO ]]; then cp $PREFIX/etc/gnb.sa.fdd.conf $PREFIX/etc/gnb.conf; fi
+if [[ -v USE_SA_CU ]]; then cp $PREFIX/etc/gnb.sa.cu.conf $PREFIX/etc/gnb.conf; fi
+if [[ -v USE_SA_TDD_DU ]]; then cp $PREFIX/etc/gnb.sa.du.tdd.conf $PREFIX/etc/gnb.conf; fi
+if [[ -v USE_SA_NFAPI_VNF ]]; then cp $PREFIX/etc/gnb.sa.nfapi.vnf.conf $PREFIX/etc/gnb.conf; fi
+# Sometimes, the templates are not enough. We mount a conf file on $PREFIX/etc. It can be a template itself.
+if [[ -v USE_VOLUMED_CONF ]]; then cp $PREFIX/etc/mounted.conf $PREFIX/etc/gnb.conf; fi
+
+# Default Parameters
+GNB_ID=${GNB_ID:-e00}
+NSSAI_SD=${NSSAI_SD:-ffffff}
+# AMF_IP_ADDRESS can be amf ip address of amf fqdn
+if [[ -v AMF_IP_ADDRESS ]] && [[ "${AMF_IP_ADDRESS}" =~ [a-zA-Z] ]] && [[ -z `getent hosts $AMF_IP_ADDRESS | awk '{print $1}'` ]]; then echo "not able to resolve AMF FQDN" && exit 1 ; fi
+[[ -v AMF_IP_ADDRESS ]] && [[ "${AMF_IP_ADDRESS}" =~ [a-zA-Z] ]] && AMF_IP_ADDRESS=$(getent hosts $AMF_IP_ADDRESS | awk '{print $1}')
+
+# Only this template will be manipulated
+CONFIG_FILES=`ls $PREFIX/etc/gnb.conf || true`
+
+for c in ${CONFIG_FILES}; do
+    # Sometimes templates have no pattern to be replaced.
+    if ! grep -oP '@[a-zA-Z0-9_]+@' ${c}; then
+        echo "Configuration is already set"
+        break
+    fi
+
+    # 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}
+
+    echo "=================================="
+    echo "== Configuration file: ${c}"
+    cat ${c}
+done
+
+# enable printing of stack traces on assert
+export gdbStacks=1
+
+echo "=================================="
+echo "== Starting gNB soft modem with AW2S"
+if [[ -v USE_ADDITIONAL_OPTIONS ]]; then
+    echo "Additional option(s): ${USE_ADDITIONAL_OPTIONS}"
+    new_args=()
+    while [[ $# -gt 0 ]]; do
+        new_args+=("$1")
+        shift
+    done
+    for word in ${USE_ADDITIONAL_OPTIONS}; do
+        new_args+=("$word")
+    done
+    echo "${new_args[@]}"
+    exec "${new_args[@]}"
+else
+    echo "$@"
+    exec "$@"
+fi