Dmitrii Stepanov
45438e7b06
Rename execCtx to request. Move code to appropriate files. Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
100 lines
2.6 KiB
Go
100 lines
2.6 KiB
Go
package getsvc
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import (
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"context"
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"errors"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/pkg/tracing"
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"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/client"
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apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
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objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
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"go.uber.org/zap"
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)
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func (r *request) processNode(ctx context.Context, info client.NodeInfo) bool {
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ctx, span := tracing.StartSpanFromContext(ctx, "getService.processNode")
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defer span.End()
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r.log.Debug(logs.ProcessingNode)
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rs, ok := r.getRemoteStorage(info)
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if !ok {
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return true
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}
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obj, err := r.getRemote(ctx, rs, info)
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var errSplitInfo *objectSDK.SplitInfoError
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var errRemoved *apistatus.ObjectAlreadyRemoved
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var errOutOfRange *apistatus.ObjectOutOfRange
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switch {
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default:
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var errNotFound apistatus.ObjectNotFound
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r.status = statusUndefined
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r.err = errNotFound
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r.log.Debug(logs.GetRemoteCallFailed,
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zap.String("error", err.Error()),
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)
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case err == nil:
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r.status = statusOK
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r.err = nil
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// both object and err are nil only if the original
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// request was forwarded to another node and the object
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// has already been streamed to the requesting party
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if obj != nil {
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r.collectedObject = obj
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r.writeCollectedObject(ctx)
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}
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case errors.As(err, &errRemoved):
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r.status = statusINHUMED
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r.err = errRemoved
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case errors.As(err, &errOutOfRange):
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r.status = statusOutOfRange
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r.err = errOutOfRange
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case errors.As(err, &errSplitInfo):
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r.status = statusVIRTUAL
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mergeSplitInfo(r.splitInfo(), errSplitInfo.SplitInfo())
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r.err = objectSDK.NewSplitInfoError(r.infoSplit)
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}
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return r.status != statusUndefined
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}
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func (r *request) getRemote(ctx context.Context, rs remoteStorage, info client.NodeInfo) (*objectSDK.Object, error) {
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if r.isForwardingEnabled() {
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return rs.ForwardRequest(ctx, info, r.prm.forwarder)
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}
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key, err := r.key()
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if err != nil {
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return nil, err
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}
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prm := RemoteRequestParams{
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Epoch: r.curProcEpoch,
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TTL: r.prm.common.TTL(),
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PrivateKey: key,
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SessionToken: r.prm.common.SessionToken(),
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BearerToken: r.prm.common.BearerToken(),
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XHeaders: r.prm.common.XHeaders(),
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IsRaw: r.isRaw(),
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}
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if r.headOnly() {
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return rs.Head(ctx, r.address(), prm)
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}
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// we don't specify payload writer because we accumulate
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// the object locally (even huge).
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if rng := r.ctxRange(); rng != nil {
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// Current spec allows other storage node to deny access,
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// fallback to GET here.
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return rs.Range(ctx, r.address(), rng, prm)
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}
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return rs.Get(ctx, r.address(), prm)
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}
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