vms/recipes/debian/provisionning/conf/one-context/net-96-templater

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