113 lines
2.6 KiB
Go
113 lines
2.6 KiB
Go
package layer
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import (
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"net/http"
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"os"
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"strconv"
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"strings"
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"time"
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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/owner"
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)
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type (
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ObjectInfo struct {
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id *object.ID
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Bucket string
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Name string
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Size int64
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ContentType string
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Created time.Time
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Owner *owner.ID
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Headers map[string]string
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}
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// ListObjectsInfo - container for list objects.
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ListObjectsInfo struct {
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// Indicates whether the returned list objects response is truncated. A
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// value of true indicates that the list was truncated. The list can be truncated
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// if the number of objects exceeds the limit allowed or specified
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// by max keys.
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IsTruncated bool
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// When response is truncated (the IsTruncated element value in the response
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// is true), you can use the key name in this field as marker in the subsequent
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// request to get next set of objects.
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//
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// NOTE: This element is returned only if you have delimiter request parameter
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// specified.
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ContinuationToken string
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NextContinuationToken string
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// List of objects info for this request.
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Objects []*ObjectInfo
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// List of prefixes for this request.
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Prefixes []string
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}
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)
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const pathSeparator = string(os.PathSeparator)
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func userHeaders(attrs []*object.Attribute) map[string]string {
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result := make(map[string]string, len(attrs))
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for _, attr := range attrs {
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result[attr.Key()] = attr.Value()
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}
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return result
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}
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func objectInfoFromMeta(bkt *BucketInfo, meta *object.Object) *ObjectInfo {
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var (
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creation time.Time
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filename = meta.ID().String()
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)
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userHeaders := userHeaders(meta.Attributes())
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if val, ok := userHeaders[object.AttributeFileName]; ok {
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filename = val
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delete(userHeaders, object.AttributeFileName)
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}
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if val, ok := userHeaders[object.AttributeTimestamp]; !ok {
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// ignore empty value
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} else if dt, err := strconv.ParseInt(val, 10, 64); err == nil {
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creation = time.Unix(dt, 0)
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delete(userHeaders, object.AttributeTimestamp)
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}
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mimeType := http.DetectContentType(meta.Payload())
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return &ObjectInfo{
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id: meta.ID(),
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Bucket: bkt.Name,
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Name: filename,
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Created: creation,
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ContentType: mimeType,
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Headers: userHeaders,
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Size: int64(meta.PayloadSize()),
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}
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}
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func nameFromObject(o *object.Object) (string, string) {
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var name = o.ID().String()
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for _, attr := range o.Attributes() {
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if attr.Key() == object.AttributeFileName {
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name = attr.Value()
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break
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}
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}
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ind := strings.LastIndex(name, pathSeparator)
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return name[ind+1:], name[:ind+1]
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}
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func (o *ObjectInfo) ID() *object.ID { return o.id }
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