105 lines
2.3 KiB
Plaintext
105 lines
2.3 KiB
Plaintext
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#!/usr/bin/env bash
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#
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# Generate all the configuration files
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# Get all the values from the VLS_DIR
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# Process each template from the TPL_DIR with this values
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#
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ENV_FILE=${ENV_FILE:-/var/run/one-context/one_env}
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TPL_DIR="/usr/share/builder/templates"
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VLS_DIR="/usr/share/builder/values"
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CONFIG=""
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if [ -f "${ENV_FILE}" ]; then
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. ${ENV_FILE}
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fi
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BTR="$(command -v btr)"
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if [ "${?}" -ne 0 ]; then
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echo "Warning: Nothing to do the templater is not installed"
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exit 0
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fi
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if [ ! -e "${TPL_DIR}" ]; then
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echo "Error: The template dir is missing (${TPL_DIR})"
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exit 1
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fi
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if [ ! -e "${VLS_DIR}" ]; then
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echo "Error: The template dir is missing (${VLS_DIR})"
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exit 1
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fi
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jsonQuery() {
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local data="${1}"
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local query="${2}"
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echo "${data}" | jq -cr "${query}"
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}
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# NAME: @jsonMerge
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# AIM: Merge two json structures
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# NOTES:
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# The last one has de last word
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# if you have the same key in A and B
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# this keeps the value of the B structure.
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# PARAMS:
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# $1: original JSON Structure
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# $2: updated JSON Structure
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jsonMerge() {
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local data="${1}"
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local data2="${2}"
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echo "${data} ${data2}" | jq -cr -s ".[0] * .[1]"
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}
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jsonUpdateVal() {
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local json="${1}"
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local key="${2}"
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local value="${3}"
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echo "${json}" | jq --arg a "${value}" "${key} = \$a"
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}
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getValues() {
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local values=""
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for file in $(find ${VLS_DIR} -name "*.json"); do
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values="${values}$(cat ${file})"
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done
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if [ -n "${RAW_CONFIG}" ]; then
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values="$(jsonMerge ${values} ${RAW_CONFIG})"
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fi
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for svc in $(echo ${values} | jq -cr '.Services|keys[]'); do
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for key in $(echo ${values} | jq -cr ".Services.${svc}.Vars|keys[]"); do
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ukey=${key^^}
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vkeys="$(echo ${values} | jq -cr \".Services.${svc}.Vars.${key}\|keys[]\")"
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if [ ${?} -eq 0 ]; then
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for var in $(echo ${values} | jq -cr ".Services.${svc}.Vars.${key}|keys[]"); do
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uvar=${var^^}
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val=$(eval echo "\$${ukey}_${uvar}")
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if [ -n "${val}" ]; then
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values=$(jsonUpdateVal "${values}" ".Services.${svc}.Vars.${key}.${var}" "${val}")
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fi
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done
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else
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values=$(jsonUpdateVal "${values}" ".Services.${svc}.Vars.${key}" "${!ukey}")
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fi
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done
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done
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echo ${values}
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}
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processTemplates() {
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${BTR} -t ${TPL_DIR} -c "${1}"
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}
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VALUES=$(getValues)
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file=$(mktemp)
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echo "${VALUES}" > "${file}"
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processTemplates "${file}"
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rm -rf "${file}"
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