generated from TrueCloudLab/basic
57 lines
1.5 KiB
Go
57 lines
1.5 KiB
Go
package resolver
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import (
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"fmt"
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"strings"
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"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
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cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
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"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/ns"
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"github.com/nspcc-dev/neo-go/pkg/util"
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)
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// ResolveContractHash determine contract hash by resolving NNS name.
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func ResolveContractHash(endpoint, contractHash string) (util.Uint160, error) {
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if hash, err := util.Uint160DecodeStringLE(contractHash); err == nil {
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return hash, nil
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}
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splitName := strings.Split(contractHash, ".")
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if len(splitName) != 2 {
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return util.Uint160{}, fmt.Errorf("invalid contract name: '%s'", contractHash)
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}
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var domain container.Domain
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domain.SetName(splitName[0])
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domain.SetZone(splitName[1])
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var nns ns.NNS
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if err := nns.Dial(endpoint); err != nil {
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return util.Uint160{}, fmt.Errorf("dial nns %s: %w", endpoint, err)
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}
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defer nns.Close()
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return nns.ResolveContractHash(domain)
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}
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// ResolveContainerID determine container id by resolving NNS name.
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func ResolveContainerID(endpoint, namespace, containerName string) (cid.ID, error) {
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var cnrID cid.ID
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if err := cnrID.DecodeString(containerName); err == nil {
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return cnrID, nil
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}
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var domain container.Domain
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domain.SetName(containerName)
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if namespace != "" {
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domain.SetZone(namespace + ".ns")
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}
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var nns ns.NNS
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if err := nns.Dial(endpoint); err != nil {
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return cid.ID{}, fmt.Errorf("dial nns %s: %w", endpoint, err)
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}
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defer nns.Close()
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return nns.ResolveContainerDomain(domain)
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}
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