83 lines
2.5 KiB
Bash
Executable File
83 lines
2.5 KiB
Bash
Executable File
#!/bin/bash
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set -euo pipefail
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PREFIX=/opt/oai-nr-ue
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# Based another env var, pick one template to use
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if [[ -v USE_NFAPI ]]; then cp $PREFIX/etc/nr-ue.nfapi.conf $PREFIX/etc/nr-ue.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/nr-ue.conf; fi
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# if none, pick the default
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if [ ! -f $PREFIX/etc/nr-ue.conf ]; then cp $PREFIX/etc/nr-ue-sim.conf $PREFIX/etc/nr-ue.conf; fi
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# Only this template will be manipulated
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CONFIG_FILES=`ls $PREFIX/etc/nr-ue.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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# in case we have conf file, append
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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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# 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 NR UE 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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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 "${new_args[@]}"
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exec "${new_args[@]}"
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fi
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