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[#1748] neofs-adm: Allow to parse hashes in multiple formats

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NEO NNS proposal uses addresses. We should eventually use the same,
but must stay compatible now.

Signed-off-by: Evgenii Stratonikov <evgeniy@morphbits.ru>
This commit is contained in:
Evgenii Stratonikov 2022-09-01 13:48:14 +03:00 committed by fyrchik
parent 4ccacb89e8
commit d4ac5bdb97
1 changed files with 23 additions and 9 deletions
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32
cmd/neofs-adm/internal/modules/morph/initialize_nns.go
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@ -10,6 +10,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/core/state" "github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys" "github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/encoding/address"
"github.com/nspcc-dev/neo-go/pkg/io" "github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/rpcclient" "github.com/nspcc-dev/neo-go/pkg/rpcclient"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag" "github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
@ -256,17 +257,30 @@ func nnsResolveKey(c Client, nnsHash util.Uint160, domain string) (*keys.PublicK
// It works with multiple formats (corresponding to multiple NNS versions). // It works with multiple formats (corresponding to multiple NNS versions).
// If array of hashes is provided, it returns only the first one. // If array of hashes is provided, it returns only the first one.
func parseNNSResolveResult(res stackitem.Item) (util.Uint160, error) { func parseNNSResolveResult(res stackitem.Item) (util.Uint160, error) {
if arr, ok := res.Value().([]stackitem.Item); ok { arr, ok := res.Value().([]stackitem.Item)
if len(arr) == 0 { if !ok {
return util.Uint160{}, errors.New("NNS record is missing") arr = []stackitem.Item{res}
}
if _, ok := res.Value().(stackitem.Null); ok || len(arr) == 0 {
return util.Uint160{}, errors.New("NNS record is missing")
}
for i := range arr {
bs, err := arr[i].TryBytes()
if err != nil {
continue
}
h, err := util.Uint160DecodeStringLE(string(bs))
if err == nil {
return h, nil
}
h, err = address.StringToUint160(string(bs))
if err == nil {
return h, nil
} }
res = arr[0]
} }
bs, err := res.TryBytes() return util.Uint160{}, errors.New("no valid hashes are found")
if err != nil {
return util.Uint160{}, errors.New("malformed response")
}
return util.Uint160DecodeStringLE(string(bs))
} }
var errNNSIsAvailableInvalid = errors.New("`isAvailable`: invalid response") var errNNSIsAvailableInvalid = errors.New("`isAvailable`: invalid response")