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util.go
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/
util.go
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// Copyright © 2023 sealos.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package buildah
import (
"github.com/containers/common/libimage"
"github.com/labring/sealos/pkg/utils/file"
)
func PreloadIfTarFile(images []string, transport string) ([]string, error) {
r, err := getRuntime(nil)
if err != nil {
return nil, err
}
var ret []string
for i := range images {
if file.IsTarFile(images[i]) {
ref := FormatReferenceWithTransportName(transport, images[i])
names, err := r.PullOrLoadImages(getContext(), []string{ref}, libimage.CopyOptions{})
if err != nil {
return nil, err
}
ret = append(ret, names...)
} else {
ret = append(ret, images[i])
}
}
return ret, nil
}