83 lines
3.1 KiB
Bash
Executable File
83 lines
3.1 KiB
Bash
Executable File
#!/bin/bash
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set -euo pipefail
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PREFIX=/opt/oai-enb
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RRC_INACTIVITY_THRESHOLD=${RRC_INACTIVITY_THRESHOLD:-0}
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ENABLE_MEASUREMENT_REPORTS=${ENABLE_MEASUREMENT_REPORTS:-no}
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ENABLE_X2=${ENABLE_X2:-no}
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THREAD_PARALLEL_CONFIG=${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_FDD_CU ]]; then cp $PREFIX/etc/cu.fdd.conf $PREFIX/etc/enb.conf; fi
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if [[ -v USE_FDD_DU ]]; then cp $PREFIX/etc/du.fdd.conf $PREFIX/etc/enb.conf; fi
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if [[ -v USE_FDD_MONO ]]; then cp $PREFIX/etc/enb.fdd.conf $PREFIX/etc/enb.conf; fi
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if [[ -v USE_TDD_MONO ]]; then cp $PREFIX/etc/enb.tdd.conf $PREFIX/etc/enb.conf; fi
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if [[ -v USE_FDD_FAPI_RCC ]]; then cp $PREFIX/etc/rcc.nfapi.fdd.conf $PREFIX/etc/enb.conf; fi
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if [[ -v USE_FDD_IF4P5_RCC ]]; then cp $PREFIX/etc/rcc.if4p5.fdd.conf $PREFIX/etc/enb.conf; fi
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if [[ -v USE_TDD_IF4P5_RCC ]]; then cp $PREFIX/etc/rcc.if4p5.tdd.conf $PREFIX/etc/enb.conf; fi
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if [[ -v USE_FDD_RRU ]]; then cp $PREFIX/etc/rru.fdd.conf $PREFIX/etc/enb.conf; fi
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if [[ -v USE_TDD_RRU ]]; then cp $PREFIX/etc/rru.tdd.conf $PREFIX/etc/enb.conf; fi
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if [[ -v USE_NFAPI_VNF ]]; then cp $PREFIX/etc/enb.nfapi.vnf.conf $PREFIX/etc/enb.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/enb.conf; fi
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# Only this template will be manipulated
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CONFIG_FILES=`ls $PREFIX/etc/enb.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}" ${c}
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done
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# Load the USRP binaries
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if [[ -v USE_B2XX ]]; then
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$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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echo "=================================="
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echo "== Starting eNB 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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