forked from TrueCloudLab/frostfs-s3-gw
90 lines
2.3 KiB
Go
90 lines
2.3 KiB
Go
package frostfsid
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import (
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"context"
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"fmt"
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"strings"
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"git.frostfs.info/TrueCloudLab/frostfs-contract/frostfsid/client"
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"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/handler"
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"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
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"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/authmate"
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frostfsutil "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/frostfs/util"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neo-go/pkg/rpcclient"
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"github.com/nspcc-dev/neo-go/pkg/wallet"
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)
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type FrostFSID struct {
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cli *client.Client
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}
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type Config struct {
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// RPCAddress is an endpoint to connect to neo rpc.
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RPCAddress string
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// Contract is hash of contract or its name in NNS.
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Contract string
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// Key is used to interact with frostfsid contract.
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// If this is nil than random key will be generated.
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Key *keys.PrivateKey
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}
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var (
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_ middleware.FrostFSID = (*FrostFSID)(nil)
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_ authmate.FrostFSID = (*FrostFSID)(nil)
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_ handler.FrostFSID = (*FrostFSID)(nil)
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)
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// New creates new FrostfsID contract wrapper that implements auth.FrostFSID interface.
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func New(ctx context.Context, cfg Config) (*FrostFSID, error) {
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contractHash, err := frostfsutil.ResolveContractHash(cfg.Contract, cfg.RPCAddress)
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if err != nil {
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return nil, fmt.Errorf("resolve frostfs contract hash: %w", err)
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}
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key := cfg.Key
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if key == nil {
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if key, err = keys.NewPrivateKey(); err != nil {
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return nil, fmt.Errorf("generate anon private key for frostfsid: %w", err)
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}
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}
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rpcCli, err := rpcclient.New(ctx, cfg.RPCAddress, rpcclient.Options{})
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if err != nil {
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return nil, fmt.Errorf("init rpc client: %w", err)
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}
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cli, err := client.New(rpcCli, wallet.NewAccountFromPrivateKey(key), contractHash, nil)
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if err != nil {
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return nil, fmt.Errorf("init frostfsid client: %w", err)
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}
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return &FrostFSID{
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cli: cli,
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}, nil
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}
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func (f *FrostFSID) ValidatePublicKey(key *keys.PublicKey) error {
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_, err := f.cli.GetSubjectByKey(key)
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return err
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}
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func (f *FrostFSID) RegisterPublicKey(key *keys.PublicKey) error {
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_, err := f.cli.Wait(f.cli.CreateSubject(key))
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if err != nil && !strings.Contains(err.Error(), "subject already exists") {
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return err
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}
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return nil
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}
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func (f *FrostFSID) GetUserAddress(namespace, name string) (string, error) {
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key, err := f.cli.GetSubjectKeyByName(namespace, name)
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if err != nil {
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return "", err
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}
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return key.Address(), nil
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}
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