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SMTP-Relay/cmd/hasher.go
Jonathon Reinhart 009ae8f73a hasher: Check number of arguments
This makes for a better user experience than a go segfault.
2021-02-15 00:18:15 -05:00

23 lines
390 B
Go

package main
import (
"fmt"
"os"
"golang.org/x/crypto/bcrypt"
)
func main() {
if len(os.Args) != 2 {
fmt.Fprintln(os.Stderr, "Usage: hasher PASSWORD")
os.Exit(1)
}
password := os.Args[1]
hash, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
if err != nil {
fmt.Fprintln(os.Stderr, "Error generating hash: %s", err)
}
fmt.Println(string(hash))
}