parent
31594c38da
commit
736e605fb7
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module gopkg.in/dtapps/go-library.v2/daes
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go 1.16
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package v20210726
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import (
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"bytes"
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"crypto/aes"
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"crypto/cipher"
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"encoding/base64"
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)
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// Encrypt 加密 aes_128_cbc
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func Encrypt(encryptStr string, key []byte, iv string) (string, error) {
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encryptBytes := []byte(encryptStr)
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block, err := aes.NewCipher(key)
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if err != nil {
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return "", err
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}
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blockSize := block.BlockSize()
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encryptBytes = pkcs5Padding(encryptBytes, blockSize)
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blockMode := cipher.NewCBCEncrypter(block, []byte(iv))
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encrypted := make([]byte, len(encryptBytes))
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blockMode.CryptBlocks(encrypted, encryptBytes)
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return base64.URLEncoding.EncodeToString(encrypted), nil
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}
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// Decrypt 解密
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func Decrypt(decryptStr string, key []byte, iv string) (string, error) {
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decryptBytes, err := base64.URLEncoding.DecodeString(decryptStr)
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if err != nil {
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return "", err
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}
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block, err := aes.NewCipher(key)
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if err != nil {
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return "", err
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}
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blockMode := cipher.NewCBCDecrypter(block, []byte(iv))
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decrypted := make([]byte, len(decryptBytes))
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blockMode.CryptBlocks(decrypted, decryptBytes)
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decrypted = pkcs5UnPadding(decrypted)
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return string(decrypted), nil
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}
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func pkcs5Padding(cipherText []byte, blockSize int) []byte {
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padding := blockSize - len(cipherText)%blockSize
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padText := bytes.Repeat([]byte{byte(padding)}, padding)
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return append(cipherText, padText...)
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}
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func pkcs5UnPadding(decrypted []byte) []byte {
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length := len(decrypted)
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unPadding := int(decrypted[length-1])
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return decrypted[:(length - unPadding)]
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}
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module gopkg.in/dtapps/go-library.v2/dtime
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go 1.16
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package v20210726
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import "time"
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const (
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RFC822Format = "Mon, 02 Jan 2006 15:04:05 MST"
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ISO8601Format = "2006-01-02T15:04:05Z"
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)
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func NowUTCSeconds() int64 { return time.Now().UTC().Unix() }
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func NowUTCNanoSeconds() int64 { return time.Now().UTC().UnixNano() }
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// GetCurrentDate 获取当前的时间 - 字符串
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func GetCurrentDate() string {
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return time.Now().Format("2006/01/02 15:04:05")
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}
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// GetCurrentUnix 获取当前的时间 - Unix时间戳
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func GetCurrentUnix() int64 {
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return time.Now().Unix()
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}
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// GetCurrentMilliUnix 获取当前的时间 - 毫秒级时间戳
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func GetCurrentMilliUnix() int64 {
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return time.Now().UnixNano() / 1000000
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}
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// GetCurrentNanoUnix 获取当前的时间 - 纳秒级时间戳
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func GetCurrentNanoUnix() int64 {
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return time.Now().UnixNano()
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}
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// GetCurrentWjDate 获取当前的时间 - 字符串 - 没有间隔
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func GetCurrentWjDate() string {
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return time.Now().Format("20060102")
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}
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func FormatISO8601Date(timestampSecond int64) string {
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tm := time.Unix(timestampSecond, 0).UTC()
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return tm.Format(ISO8601Format)
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}
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package v20210726
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import "fmt"
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func main() {
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fmt.Println(GetCurrentDate())
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fmt.Println(GetCurrentUnix())
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fmt.Println(GetCurrentMilliUnix())
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fmt.Println(GetCurrentNanoUnix())
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fmt.Println(GetCurrentWjDate())
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}
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package v20210726
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import (
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"fmt"
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"testing"
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)
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func TestName(t *testing.T) {
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fmt.Println(GetCurrentDate())
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fmt.Println(GetCurrentUnix())
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fmt.Println(GetCurrentMilliUnix())
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fmt.Println(GetCurrentNanoUnix())
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fmt.Println(GetCurrentWjDate())
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}
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package time
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import "fmt"
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func main() {
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fmt.Println(GetCurrentDate())
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fmt.Println(GetCurrentUnix())
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fmt.Println(GetCurrentMilliUnix())
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fmt.Println(GetCurrentNanoUnix())
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fmt.Println(GetCurrentWjDate())
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}
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package time
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import (
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"log"
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"fmt"
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"testing"
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)
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func TestName(t *testing.T) {
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log.Println(GetCurrentDate())
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log.Println(GetCurrentUnix())
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log.Println(GetCurrentMilliUnix())
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log.Println(GetCurrentNanoUnix())
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log.Println(GetCurrentWjDate())
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fmt.Println(GetCurrentDate())
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fmt.Println(GetCurrentUnix())
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fmt.Println(GetCurrentMilliUnix())
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fmt.Println(GetCurrentNanoUnix())
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fmt.Println(GetCurrentWjDate())
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}
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Loading…
Reference in new issue