mirror of
https://github.com/chrislusf/seaweedfs
synced 2024-06-21 18:14:06 +02:00
69 lines
1.5 KiB
Go
69 lines
1.5 KiB
Go
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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"strconv"
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"github.com/chrislusf/seaweedfs/weed/glog"
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"github.com/chrislusf/seaweedfs/weed/util"
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)
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type VolumeAssignRequest struct {
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Count uint64
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Replication string
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Collection string
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Ttl string
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DataCenter string
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Rack string
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DataNode string
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}
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type AssignResult struct {
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Fid string `json:"fid,omitempty"`
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Url string `json:"url,omitempty"`
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PublicUrl string `json:"publicUrl,omitempty"`
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Count uint64 `json:"count,omitempty"`
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Error string `json:"error,omitempty"`
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}
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func Assign(server string, r *VolumeAssignRequest) (*AssignResult, error) {
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values := make(url.Values)
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values.Add("count", strconv.FormatUint(r.Count, 10))
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if r.Replication != "" {
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values.Add("replication", r.Replication)
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}
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if r.Collection != "" {
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values.Add("collection", r.Collection)
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}
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if r.Ttl != "" {
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values.Add("ttl", r.Ttl)
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}
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if r.DataCenter != "" {
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values.Add("dataCenter", r.DataCenter)
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}
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if r.Rack != "" {
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values.Add("rack", r.Rack)
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}
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if r.DataNode != "" {
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values.Add("dataNode", r.DataNode)
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}
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jsonBlob, err := util.Post("http://"+server+"/dir/assign", values)
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glog.V(2).Info("assign result :", string(jsonBlob))
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if err != nil {
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return nil, err
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}
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var ret AssignResult
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err = json.Unmarshal(jsonBlob, &ret)
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if err != nil {
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return nil, fmt.Errorf("/dir/assign result JSON unmarshal error:%v, json:%s", err, string(jsonBlob))
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}
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if ret.Count <= 0 {
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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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