44 lines
987 B
Go
44 lines
987 B
Go
package fix
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import (
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"github.com/mitchellh/mapstructure"
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)
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// FixerISOMD5 is a Fixer that replaces the "iso_md5" configuration key
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// with the newer "iso_checksum" and "iso_checksum_type" within builders.
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type FixerISOMD5 struct{}
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func (FixerISOMD5) Fix(input map[string]interface{}) (map[string]interface{}, error) {
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// Our template type we'll use for this fixer only
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type template struct {
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Builders []map[string]interface{}
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}
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// Decode the input into our structure, if we can
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var tpl template
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if err := mapstructure.Decode(input, &tpl); err != nil {
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return nil, err
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}
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// Go through each builder and replace the iso_md5 if we can
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for _, builder := range tpl.Builders {
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md5raw, ok := builder["iso_md5"]
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if !ok {
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continue
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}
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md5, ok := md5raw.(string)
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if !ok {
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// TODO: error?
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continue
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}
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delete(builder, "iso_md5")
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builder["iso_checksum"] = md5
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builder["iso_checksum_type"] = "md5"
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}
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input["builders"] = tpl.Builders
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return input, nil
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}
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