/
main.go
88 lines (70 loc) · 1.47 KB
/
main.go
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package main
import (
"crypto/x509"
"encoding/json"
"encoding/pem"
"flag"
"fmt"
"io/ioutil"
"os"
"github.com/aktsk/nolmandy/receipt"
"github.com/aktsk/nolmandy/version"
)
const name = "nolmandy"
var GitCommit string
func main() {
var (
certFileName string
versionFlag bool
)
flag.StringVar(&certFileName, "certFile", "", "Cetificate file")
flag.BoolVar(&versionFlag, "version", false, "print version string")
flag.Parse()
if versionFlag {
fmt.Printf("%s version: %s (rev: %s)", name, version.Get(), GitCommit)
os.Exit(0)
}
stdin, err := ioutil.ReadAll(os.Stdin)
if err != nil {
os.Stderr.WriteString(err.Error())
os.Exit(1)
}
receiptData := string(stdin)
var rcpt *receipt.Receipt
if certFileName != "" {
certFile, err := os.Open(certFileName)
if err != nil {
handleError(err)
}
defer certFile.Close()
certPEM, err := ioutil.ReadAll(certFile)
if err != nil {
handleError(err)
}
certDER, _ := pem.Decode(certPEM)
cert, err := x509.ParseCertificate(certDER.Bytes)
if err != nil {
handleError(err)
}
rcpt, err = receipt.Parse(cert, receiptData)
if err != nil {
handleError(err)
}
} else {
var err error
rcpt, err = receipt.ParseWithAppleRootCert(receiptData)
if err != nil {
handleError(err)
}
}
res, err := rcpt.Validate()
json, err := json.Marshal(res)
if err != nil {
handleError(err)
}
fmt.Println(string(json))
}
func handleError(err error) {
os.Stderr.Write([]byte(err.Error()))
os.Exit(1)
}