#!/bin/sh

# Read each secret file into an env var
for f in ${SECRETS_DIR-"/run/secrets/"}*; do
    if [ -e "$f" ]; then
        # Strip the prefix and anything before it, then convert to upper case
        # GNU sed supports \U to convert to uppercase, but busybox doesn't :(
        var_name=$(echo $f | sed -E "s/^.*?${PREFIX}(.*)\$/\1/" | tr '[:lower:]' '[:upper:]')
        echo "Reading \"$f\" into \"$var_name\""
        export $var_name=$(cat $f) # Load the secret value
    fi
done