func()

in aws_signing_helper/file_system_signer.go [110:150]

• 40 lines of code
• 9 McCabe index (conditional complexity)

func (fileSystemSigner *FileSystemSigner) readCertFiles() (crypto.PrivateKey, *x509.Certificate, []*x509.Certificate) {
	if fileSystemSigner.isPkcs12 {
		chain, privateKey, err := ReadPKCS12Data(fileSystemSigner.certPath)
		if err != nil {
			log.Printf("Failed to read PKCS12 certificate: %s\n", err)
			os.Exit(1)
		}
		return privateKey, chain[0], chain
	} else {
		privateKey, err := ReadPrivateKeyData(fileSystemSigner.privateKeyPath)
		if err != nil {
			log.Printf("Failed to read private key: %s\n", err)
			os.Exit(1)
		}
		var chain []*x509.Certificate
		if fileSystemSigner.bundlePath != "" {
			chain, err = GetCertChain(fileSystemSigner.bundlePath)
			if err != nil {
				privateKey = nil
				log.Printf("Failed to read certificate bundle: %s\n", err)
				os.Exit(1)
			}
		}
		var cert *x509.Certificate
		if fileSystemSigner.certPath != "" {
			_, cert, err = ReadCertificateData(fileSystemSigner.certPath)
			if err != nil {
				privateKey = nil
				log.Printf("Failed to read certificate: %s\n", err)
				os.Exit(1)
			}
		} else if len(chain) > 0 {
			cert = chain[0]
		} else {
			log.Println("No certificate path or certificate bundle path provided")
			os.Exit(1)
		}

		return privateKey, cert, chain
	}
}