Raphael Defosseux
0dff2c9bc3
* The '0x' format was forgetting that an hexadecimal value can have a-f chars
* If someone wants to use a dedicated NSSAI_SD value, it is possible now
* For experimental purpose in cluster, SDR addresses can be provided for one config
- could be expended later on other conf files
Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>
102 lines
3.5 KiB
Bash
Executable File
102 lines
3.5 KiB
Bash
Executable File
#!/bin/bash
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set -euo pipefail
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PREFIX=/opt/oai-gnb
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ENABLE_X2=${ENABLE_X2:-yes}
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THREAD_PARALLEL_CONFIG=${THREAD_PARALLEL_CONFIG:-PARALLEL_SINGLE_THREAD}
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# Based another env var, pick one template to use
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if [[ -v USE_NSA_TDD_MONO ]]; then cp $PREFIX/etc/gnb.nsa.tdd.conf $PREFIX/etc/gnb.conf; fi
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if [[ -v USE_SA_TDD_MONO ]]; then cp $PREFIX/etc/gnb.sa.tdd.conf $PREFIX/etc/gnb.conf; fi
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if [[ -v USE_SA_TDD_MONO_B2XX ]]; then cp $PREFIX/etc/gnb.sa.tdd.b2xx.conf $PREFIX/etc/gnb.conf; fi
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if [[ -v USE_SA_TDD_MONO_X3XX ]]; then cp $PREFIX/etc/gnb.sa.tdd.conf $PREFIX/etc/gnb.conf; fi
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if [[ -v USE_SA_FDD_MONO ]]; then cp $PREFIX/etc/gnb.sa.fdd.conf $PREFIX/etc/gnb.conf; fi
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if [[ -v USE_SA_CU ]]; then cp $PREFIX/etc/gnb.sa.cu.conf $PREFIX/etc/gnb.conf; fi
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if [[ -v USE_SA_TDD_CU ]]; then cp $PREFIX/etc/gnb.sa.du.tdd.conf $PREFIX/etc/gnb.conf; fi
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if [[ -v USE_SA_NFAPI_VNF ]]; then cp $PREFIX/etc/gnb.sa.nfapi.vnf.conf $PREFIX/etc/gnb.conf; fi
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# Sometimes, the templates are not enough. We mount a conf file on $PREFIX/etc. It can be a template itself.
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if [[ -v USE_VOLUMED_CONF ]]; then cp $PREFIX/etc/mounted.conf $PREFIX/etc/gnb.conf; fi
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# Defualt Parameters
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GNB_ID=${GNB_ID:-e00}
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USE_FQDN=${USE_FQDN:-false}
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AMF_FQDN=${AMF_FQDN:-oai-amf-svc}
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# if you explicitly want to use an SD, it should be added in the docker-compose or the helm chart
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# if you want to support more than 1 NSSAI, then you need to mount a more-complex conf file
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if [[ -v NSSAI_SST ]] && [[ -v NSSAI_SD ]] then
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NSSAI_SST=$NSSAI_SST" , sd = "$NSSAI_SD
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fi
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# Resolve AMF FQDN
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if ($USE_FQDN); then AMF_IP_ADDRESS=(`getent hosts $AMF_FQDN | awk '{print $1}'`); fi
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# Only this template will be manipulated
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CONFIG_FILES=`ls $PREFIX/etc/gnb.conf || true`
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for c in ${CONFIG_FILES}; do
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# Sometimes templates have no pattern to be replaced.
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if ! grep -oP '@[a-zA-Z0-9_]+@' ${c}; then
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echo "Configuration is already set"
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break
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fi
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# grep variable names (format: ${VAR}) from template to be rendered
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VARS=$(grep -oP '@[a-zA-Z0-9_]+@' ${c} | sort | uniq | xargs)
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# create sed expressions for substituting each occurrence of ${VAR}
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# with the value of the environment variable "VAR"
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EXPRESSIONS=""
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for v in ${VARS}; do
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NEW_VAR=`echo $v | sed -e "s#@##g"`
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if [[ "${!NEW_VAR}x" == "x" ]]; then
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echo "Error: Environment variable '${NEW_VAR}' is not set." \
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"Config file '$(basename $c)' requires all of $VARS."
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exit 1
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fi
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EXPRESSIONS="${EXPRESSIONS};s|${v}|${!NEW_VAR}|g"
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done
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EXPRESSIONS="${EXPRESSIONS#';'}"
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# render template and inline replace config file
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sed -i "${EXPRESSIONS}" ${c}
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echo "=================================="
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echo "== Configuration file: ${c}"
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cat ${c}
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done
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# Load the USRP binaries
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echo "=================================="
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echo "== Load USRP binaries"
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if [[ -v USE_B2XX ]]; then
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$PREFIX/bin/uhd_images_downloader.py -t b2xx
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elif [[ -v USE_X3XX ]]; then
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$PREFIX/bin/uhd_images_downloader.py -t x3xx
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elif [[ -v USE_N3XX ]]; then
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$PREFIX/bin/uhd_images_downloader.py -t n3xx
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fi
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# enable printing of stack traces on assert
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export gdbStacks=1
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echo "=================================="
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echo "== Starting gNB soft modem"
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if [[ -v USE_ADDITIONAL_OPTIONS ]]; then
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echo "Additional option(s): ${USE_ADDITIONAL_OPTIONS}"
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new_args=()
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while [[ $# -gt 0 ]]; do
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new_args+=("$1")
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shift
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done
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for word in ${USE_ADDITIONAL_OPTIONS}; do
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new_args+=("$word")
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done
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echo "${new_args[@]}"
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exec "${new_args[@]}"
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else
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echo "$@"
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exec "$@"
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fi
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