Rename DataSources to KvPairSources and remove deprecated env field.

pkg/types/kvpairsources.go

@@ -0,0 +1,31 @@
+// Copyright 2019 The Kubernetes Authors.
+// SPDX-License-Identifier: Apache-2.0
+
+package types
+
+// KvPairSources contains some generic sources for generators.
+type KvPairSources struct {
+	// LiteralSources is a list of literal
+	// pair sources. Each literal source should
+	// be a key and literal value, e.g. `key=value`
+	LiteralSources []string `json:"literals,omitempty" yaml:"literals,omitempty"`
+
+	// FileSources is a list of file "sources" to
+	// use in creating a list of key, value pairs.
+	// A source takes the form:  [{key}=]{path}
+	// If the "key=" part is missing, the key is the
+	// path's basename. If they "key=" part is present,
+	// it becomes the key (replacing the basename).
+	// In either case, the value is the file contents.
+	// Specifying a directory will iterate each named
+	// file in the directory whose basename is a
+	// valid configmap key.
+	FileSources []string `json:"files,omitempty" yaml:"files,omitempty"`
+
+	// EnvSources is a list of file paths.
+	// The contents of each file should be one
+	// key=value pair per line, e.g. a Docker
+	// or npm ".env" file or a ".ini" file
+	// (wikipedia.org/wiki/INI_file)
+	EnvSources []string `json:"envs,omitempty" yaml:"envs,omitempty"`
+}