mirror of https://github.com/helm/helm
Merge pull request #8843 from bloodorangeio/oci-pull
Signed-off-by: Matt Farina <matt@mattfarina.com>pull/9192/head
Matt Farina
4 years ago
committed by
GitHub
commit
49f895db6b
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/*
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Copyright The Helm Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package getter
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import (
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"bytes"
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"fmt"
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"strings"
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"helm.sh/helm/v3/internal/experimental/registry"
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)
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// OCIGetter is the default HTTP(/S) backend handler
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type OCIGetter struct {
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opts options
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}
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//Get performs a Get from repo.Getter and returns the body.
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func (g *OCIGetter) Get(href string, options ...Option) (*bytes.Buffer, error) {
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for _, opt := range options {
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opt(&g.opts)
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}
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return g.get(href)
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}
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func (g *OCIGetter) get(href string) (*bytes.Buffer, error) {
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client := g.opts.registryClient
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ref := strings.TrimPrefix(href, "oci://")
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if version := g.opts.version; version != "" {
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ref = fmt.Sprintf("%s:%s", ref, version)
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}
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r, err := registry.ParseReference(ref)
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if err != nil {
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return nil, err
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}
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buf, err := client.PullChart(r)
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if err != nil {
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return nil, err
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}
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return buf, nil
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}
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// NewOCIGetter constructs a valid http/https client as a Getter
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func NewOCIGetter(options ...Option) (Getter, error) {
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var client OCIGetter
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for _, opt := range options {
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opt(&client.opts)
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}
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return &client, nil
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}
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