43 lines
893 B
Go
43 lines
893 B
Go
package tool
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import (
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"fmt"
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"strconv"
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)
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//把一个大小转变成方便读的格式
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//human readable file size
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func HumanFileSize(bytes int64) string {
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var thresh int64 = 1024
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if bytes < 0 {
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bytes = 0
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}
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if bytes < thresh {
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return fmt.Sprintf("%dB", bytes)
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}
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var units = []string{"B", "kB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"}
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var u = 0
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var tmp = float64(bytes)
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var standard = float64(thresh)
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for tmp >= standard && u < len(units)-1 {
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tmp /= float64(standard)
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u++
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}
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numStr := strconv.FormatFloat(tmp, 'f', 1, 64)
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return fmt.Sprintf("%s%s", numStr, units[u])
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}
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//获取MySQL的URL
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func GetMysqlUrl(
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mysqlPort int,
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mysqlHost string,
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mysqlSchema string,
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mysqlUsername string,
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mysqlPassword string) string {
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return fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8&parseTime=True&loc=Local", mysqlUsername, mysqlPassword, mysqlHost, mysqlPort, mysqlSchema)
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}
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