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38 lines
792 B
38 lines
792 B
package operation
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import (
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"encoding/json"
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"errors"
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_ "fmt"
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"net/url"
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"code.google.com/p/weed-fs/weed/storage"
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"code.google.com/p/weed-fs/weed/util"
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)
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type Location struct {
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Url string "url"
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PublicUrl string "publicUrl"
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}
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type LookupResult struct {
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Locations []Location "locations"
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Error string "error"
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}
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//TODO: Add a caching for vid here
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func Lookup(server string, vid storage.VolumeId) (*LookupResult, error) {
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values := make(url.Values)
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values.Add("volumeId", vid.String())
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jsonBlob, err := util.Post("http://"+server+"/dir/lookup", values)
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if err != nil {
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return nil, err
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}
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var ret LookupResult
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err = json.Unmarshal(jsonBlob, &ret)
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if err != nil {
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return nil, err
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}
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if ret.Error != "" {
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return nil, errors.New(ret.Error)
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}
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return &ret, nil
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}
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