mirror of https://github.com/docker/buildx.git
61 lines
1.2 KiB
Go
61 lines
1.2 KiB
Go
package build
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import (
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"encoding/csv"
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"strings"
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"github.com/moby/buildkit/client"
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"github.com/pkg/errors"
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)
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func ParseCacheEntry(in []string) ([]client.CacheOptionsEntry, error) {
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imports := make([]client.CacheOptionsEntry, 0, len(in))
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for _, in := range in {
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csvReader := csv.NewReader(strings.NewReader(in))
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fields, err := csvReader.Read()
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if err != nil {
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return nil, err
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}
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if isRefOnlyFormat(fields) {
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for _, field := range fields {
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imports = append(imports, client.CacheOptionsEntry{
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Type: "registry",
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Attrs: map[string]string{"ref": field},
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})
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}
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continue
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}
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im := client.CacheOptionsEntry{
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Attrs: map[string]string{},
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}
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for _, field := range fields {
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parts := strings.SplitN(field, "=", 2)
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if len(parts) != 2 {
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return nil, errors.Errorf("invalid value %s", field)
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}
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key := strings.ToLower(parts[0])
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value := parts[1]
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switch key {
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case "type":
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im.Type = value
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default:
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im.Attrs[key] = value
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}
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}
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if im.Type == "" {
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return nil, errors.Errorf("type required form> %q", in)
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}
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imports = append(imports, im)
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}
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return imports, nil
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}
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func isRefOnlyFormat(in []string) bool {
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for _, v := range in {
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if strings.Contains(v, "=") {
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return false
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}
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}
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return true
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}
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