88459963fb
Use key storage in object services in order to sign requests with private session key within user session. Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
58 lines
1.3 KiB
Go
58 lines
1.3 KiB
Go
package rangesvc
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import (
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"context"
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"io"
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"github.com/nspcc-dev/neofs-api-go/pkg/client"
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"github.com/nspcc-dev/neofs-api-go/pkg/object"
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"github.com/nspcc-dev/neofs-api-go/pkg/token"
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"github.com/nspcc-dev/neofs-node/pkg/network"
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"github.com/nspcc-dev/neofs-node/pkg/services/object/util"
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"github.com/pkg/errors"
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)
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type remoteRangeWriter struct {
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ctx context.Context
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keyStorage *util.KeyStorage
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node *network.Address
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token *token.SessionToken
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addr *object.Address
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rng *object.Range
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}
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func (r *remoteRangeWriter) WriteTo(w io.Writer) (int64, error) {
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key, err := r.keyStorage.GetKey(r.token)
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if err != nil {
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return 0, errors.Wrapf(err, "(%T) could not receive private key", r)
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}
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addr := r.node.NetAddr()
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c, err := client.New(key,
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client.WithAddress(addr),
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)
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if err != nil {
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return 0, errors.Wrapf(err, "(%T) could not create SDK client %s", r, addr)
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}
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// TODO: change ObjectPayloadRangeData to implement WriterTo
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chunk, err := c.ObjectPayloadRangeData(r.ctx, new(client.RangeDataParams).
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WithRange(r.rng).
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WithAddress(r.addr),
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client.WithTTL(1), // FIXME: use constant
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client.WithSession(r.token),
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)
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if err != nil {
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return 0, errors.Wrapf(err, "(%T) could not read object payload range from %s", r, addr)
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}
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n, err := w.Write(chunk)
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return int64(n), err
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}
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