mirror of https://github.com/k3s-io/k3s
84 lines
2.3 KiB
Go
84 lines
2.3 KiB
Go
// Copyright 2018 Google LLC All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package name
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const (
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// DefaultRegistry is the registry name that will be used if no registry
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// provided and the default is not overridden.
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DefaultRegistry = "index.docker.io"
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defaultRegistryAlias = "docker.io"
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// DefaultTag is the tag name that will be used if no tag provided and the
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// default is not overridden.
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DefaultTag = "latest"
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)
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type options struct {
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strict bool // weak by default
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insecure bool // secure by default
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defaultRegistry string
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defaultTag string
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}
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func makeOptions(opts ...Option) options {
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opt := options{
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defaultRegistry: DefaultRegistry,
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defaultTag: DefaultTag,
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}
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for _, o := range opts {
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o(&opt)
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}
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return opt
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}
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// Option is a functional option for name parsing.
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type Option func(*options)
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// StrictValidation is an Option that requires image references to be fully
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// specified; i.e. no defaulting for registry (dockerhub), repo (library),
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// or tag (latest).
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func StrictValidation(opts *options) {
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opts.strict = true
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}
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// WeakValidation is an Option that sets defaults when parsing names, see
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// StrictValidation.
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func WeakValidation(opts *options) {
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opts.strict = false
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}
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// Insecure is an Option that allows image references to be fetched without TLS.
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func Insecure(opts *options) {
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opts.insecure = true
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}
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// OptionFn is a function that returns an option.
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type OptionFn func() Option
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// WithDefaultRegistry sets the default registry that will be used if one is not
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// provided.
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func WithDefaultRegistry(r string) Option {
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return func(opts *options) {
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opts.defaultRegistry = r
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}
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}
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// WithDefaultTag sets the default tag that will be used if one is not provided.
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func WithDefaultTag(t string) Option {
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return func(opts *options) {
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opts.defaultTag = t
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}
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}
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