#!/usr/bin/env bash

vars=(
    initca="replace_me"
    apiserver="replace_me"
    cluster="replace_me"
    ingress_nodes="[ replace_me"
    ingress_replica_count="replace_me"
    filseserver="replace_me"
    acme_email="replace_me"
    grafana_smtp_user="replace_me"
    grafana_smtp_password="replace_me"
)

substitute_all () {
    read x
    subs=("$@")
    for i in "${subs[@]}"; do
        k=$(echo "$i" | cut -d= -f1)
        v=$(echo "$i" | cut -d= -f2)
        echo "$x" | sed "s/@$k@/$v/g"
    done
}

substitute_defaults () {
  substitute_all "${vars[@]}"
}

kubectl_apply () {
    read x
    namespace=$1; shift
    kubectl get ns $namespace  2>&1 >/dev/null || kubectl create ns $namespace
    cat $x | substitute_defaults | kubectl -n $namespace apply -f -
}

kubectl_apply_files () {
    namespace=$1; shift
    charts=("$@")
    for i in "${charts[@]}"; do
       cat $i | kubectl_apply $namespace
    done
}

# vim:ft=sh