33 lines
951 B
Go
33 lines
951 B
Go
package s3local
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import (
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"context"
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"fmt"
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cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
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)
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// fixedBucketResolver is a static bucket resolver from the provided map.
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// This is needed to replace the normal resolver for local storage engine clients, since
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// those should not use DNS or NNS for resolution.
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type fixedBucketResolver map[string]cid.ID
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func newFixedBucketResolver(bucketMapping map[string]string) (fixedBucketResolver, error) {
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r := fixedBucketResolver{}
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for bucket, cidStr := range bucketMapping {
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var id cid.ID
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if err := id.DecodeString(cidStr); err != nil {
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return nil, fmt.Errorf("decoding container id %q: %v", cidStr, err)
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}
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r[bucket] = id
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}
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return r, nil
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}
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func (r fixedBucketResolver) Resolve(_ context.Context, bucket string) (cid.ID, error) {
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if cid, resolved := r[bucket]; resolved {
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return cid, nil
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}
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return cid.ID{}, fmt.Errorf("bucket %s is not mapped to any container", bucket)
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}
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