2015-05-08 09:28:53 +00:00
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/*
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* Copyright (c) 2015 Alex Yatskov <alex@foosoft.net>
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* Author: Alex Yatskov <alex@foosoft.net>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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2015-05-08 09:01:24 +00:00
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package main
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2015-05-09 04:59:38 +00:00
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import (
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2015-05-10 05:14:15 +00:00
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"fmt"
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"regexp"
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"strconv"
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2015-05-09 04:59:38 +00:00
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"time"
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)
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type Version struct {
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2015-05-09 13:48:08 +00:00
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base string
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parent *Version
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timestamp time.Time
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2015-05-09 04:59:38 +00:00
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}
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2015-05-10 05:14:15 +00:00
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func NewVersion(base string, parent *Version) (*Version, error) {
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re, err := regexp.Compile(`/vfs_([0-9a-f])$`)
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if err != nil {
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return nil, err
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}
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matches := re.FindStringSubmatch(base)
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if len(matches) < 2 {
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return nil, fmt.Errorf("invalid version identifier for %s", base)
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}
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timeval, err := strconv.ParseInt(matches[1], 16, 64)
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if err != nil {
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return nil, err
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}
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return &Version{base: base, parent: parent, timestamp: time.Unix(timeval, 0)}, nil
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2015-05-08 09:01:24 +00:00
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}
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