func main() {
scamp.Initialize()
flag.StringVar(&announcePath, "announcepath", "", "payload to be signed")
flag.StringVar(&certPath, "certpath", "", "path to cert used for signing")
flag.StringVar(&keyPath, "keypath", "", "path to service private key")
flag.Parse()
if len(keyPath) == 0 || len(announcePath) == 0 || len(certPath) == 0 {
fmt.Println("must provide all 3: certpath, keypath, and announcepath")
return
}
keyRawBytes, err := ioutil.ReadFile(keyPath)
if err != nil {
scamp.Error.Fatalf("could not read key at %s", keyPath)
}
block, _ := pem.Decode(keyRawBytes)
if block == nil {
scamp.Error.Fatalf("could not decode key data (%s)", block.Type)
return
} else if block.Type != "RSA PRIVATE KEY" {
scamp.Error.Fatalf("expected key type 'RSA PRIVATE KEY' but got '%s'", block.Type)
}
privKey, err := x509.ParsePKCS1PrivateKey(block.Bytes)
if err != nil {
scamp.Error.Fatalf("could not parse key from %s (%s)", keyPath, block.Type)
}
announceData, err := ioutil.ReadFile(announcePath)
if err != nil {
scamp.Error.Fatalf("could not read announce data from %s", announcePath)
}
announceSig, err := scamp.SignSHA256([]byte(announceData), privKey)
if err != nil {
scamp.Error.Fatalf("could not sign announce data: %s", err)
}
certData, err := ioutil.ReadFile(certPath)
if err != nil {
scamp.Error.Fatalf("could not read cert from %s", certPath)
}
fmt.Printf("\n%%%%%%\n%s\n%s\n%s", announceData, certData, announceSig)
scamp.Trace.Printf("cool announceSig: %s", announceSig)
}
func doFakeDiscoveryCache() {
keyRawBytes, err := ioutil.ReadFile(keyPath)
if err != nil {
scamp.Error.Fatalf("could not read key at %s", keyPath)
}
block, _ := pem.Decode(keyRawBytes)
if block == nil {
scamp.Error.Fatalf("could not decode key data (%s)", block.Type)
return
} else if block.Type != "RSA PRIVATE KEY" {
scamp.Error.Fatalf("expected key type 'RSA PRIVATE KEY' but got '%s'", block.Type)
}
privKey, err := x509.ParsePKCS1PrivateKey(block.Bytes)
if err != nil {
scamp.Error.Fatalf("could not parse key from %s (%s)", keyPath, block.Type)
}
announceData, err := ioutil.ReadFile(announcePath)
if err != nil {
scamp.Error.Fatalf("could not read announce data from %s", announcePath)
}
announceSig, err := scamp.SignSHA256([]byte(announceData), privKey)
if err != nil {
scamp.Error.Fatalf("could not sign announce data: %s", err)
}
certData, err := ioutil.ReadFile(certPath)
if err != nil {
scamp.Error.Fatalf("could not read cert from %s", certPath)
}
fmt.Printf("\n%%%%%%\n%s\n\n%s\n\n%s\n", announceData, bytes.TrimSpace(certData), announceSig)
}
