forked from TrueCloudLab/distribution
71 lines
1.3 KiB
Go
71 lines
1.3 KiB
Go
package storage
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import (
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"bytes"
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"crypto/hmac"
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"crypto/sha256"
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"encoding/base64"
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"encoding/xml"
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"fmt"
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"io"
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"io/ioutil"
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"net/http"
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"net/url"
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"time"
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)
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func (c Client) computeHmac256(message string) string {
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h := hmac.New(sha256.New, c.accountKey)
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h.Write([]byte(message))
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return base64.StdEncoding.EncodeToString(h.Sum(nil))
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}
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func currentTimeRfc1123Formatted() string {
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return timeRfc1123Formatted(time.Now().UTC())
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}
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func timeRfc1123Formatted(t time.Time) string {
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return t.Format(http.TimeFormat)
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}
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func mergeParams(v1, v2 url.Values) url.Values {
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out := url.Values{}
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for k, v := range v1 {
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out[k] = v
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}
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for k, v := range v2 {
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vals, ok := out[k]
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if ok {
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vals = append(vals, v...)
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out[k] = vals
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} else {
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out[k] = v
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}
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}
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return out
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}
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func prepareBlockListRequest(blocks []Block) string {
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s := `<?xml version="1.0" encoding="utf-8"?><BlockList>`
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for _, v := range blocks {
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s += fmt.Sprintf("<%s>%s</%s>", v.Status, v.ID, v.Status)
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}
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s += `</BlockList>`
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return s
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}
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func xmlUnmarshal(body io.Reader, v interface{}) error {
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data, err := ioutil.ReadAll(body)
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if err != nil {
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return err
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}
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return xml.Unmarshal(data, v)
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}
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func xmlMarshal(v interface{}) (io.Reader, int, error) {
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b, err := xml.Marshal(v)
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if err != nil {
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return nil, 0, err
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}
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return bytes.NewReader(b), len(b), nil
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}
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