From 795a97466527a5f02e79e47b7fb316c78ffde667 Mon Sep 17 00:00:00 2001 From: Vincent Ambo Date: Fri, 20 Dec 2019 22:13:07 +0000 Subject: chore(kontemplate): Prepare kontemplate for depot-merge This merge will not yet include moving over to buildGo.nix, as support for testing and such is not present in that library yet. --- ops/kontemplate/util/util.go | 58 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 ops/kontemplate/util/util.go (limited to 'ops/kontemplate/util/util.go') diff --git a/ops/kontemplate/util/util.go b/ops/kontemplate/util/util.go new file mode 100644 index 0000000000..56fa1e3fc9 --- /dev/null +++ b/ops/kontemplate/util/util.go @@ -0,0 +1,58 @@ +// Copyright (C) 2016-2019 Vincent Ambo +// +// This file is part of Kontemplate. +// +// Kontemplate is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. + +package util + +import ( + "io/ioutil" + + "github.com/ghodss/yaml" +) + +// Filenames excluded from templating for the purpose of containing default variable values inside a resource set. +var DefaultFilenames []string = []string{"default.yml", "default.yaml", "default.json"} + +// Merges two maps together. Values from the second map override values in the first map. +// The returned map is new if anything was changed. +func Merge(in1 *map[string]interface{}, in2 *map[string]interface{}) *map[string]interface{} { + if in1 == nil || len(*in1) == 0 { + return in2 + } + + if in2 == nil || len(*in2) == 0 { + return in1 + } + + new := make(map[string]interface{}) + for k, v := range *in1 { + new[k] = v + } + + for k, v := range *in2 { + new[k] = v + } + + return &new +} + +// Loads either a YAML or JSON file from the specified path and +// deserialises it into the provided interface. +func LoadData(filename string, addr interface{}) error { + file, err := ioutil.ReadFile(filename) + if err != nil { + return err + } + + err = yaml.Unmarshal(file, addr) + if err != nil { + return err + } + + return nil +} -- cgit 1.4.1