/
main.go
59 lines (53 loc) · 1.49 KB
/
main.go
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// Copyright 2019 chennqqi@qq.com
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"crypto/hmac"
"crypto/sha1"
"encoding/hex"
"flag"
"fmt"
"time"
)
const (
LAYOUT = "2006-01-02 15:04:05"
)
func main() {
var secret string
var after, at string
flag.StringVar(&secret, "secret", "", "set secret key")
flag.StringVar(&after, "after", "", "set key expire time from now")
flag.StringVar(&at, "at", "", "set key expire at time")
flag.Parse()
if after == "" {
after = time.Now().Format(LAYOUT)
}
start, err := time.Parse(LAYOUT, after)
if err != nil {
fmt.Println("parse start", err)
return
}
fmt.Println("start:", start.Unix())
end, err := time.Parse(LAYOUT, at)
if err != nil {
fmt.Println("parse end", err)
return
}
fmt.Println("end:", end.Unix())
timeRange := fmt.Sprintf("%d;%d", start.Unix(), end.Unix())
mac := hmac.New(sha1.New, []byte(secret))
mac.Write([]byte(timeRange))
signKey := hex.EncodeToString(mac.Sum(nil))
fmt.Println("sign_key", signKey)
}