certificate_tools_test.cpp

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
 
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
 
#include "common/crypto/signature_verifier.h"
 
using namespace resdb;
 
CertificateInfo ReadData(const std::string& file_name) {
  int fd = open(file_name.c_str(), O_RDONLY, 0666);
  if (fd < 0) {
    printf("open file %s fail %s\n", file_name.c_str(), strerror(errno));
  }
  assert(fd >= 0);
 
  std::string res;
  int read_len = 0;
  char tmp[1024];
  while (true) {
    read_len = read(fd, tmp, sizeof(tmp));
    if (read_len <= 0) {
      break;
    }
    res.append(tmp, read_len);
  }
  close(fd);
  CertificateInfo info;
  assert(info.ParseFromString(res));
  return info;
}
 
KeyInfo ReadKey(const std::string& file_name) {
  int fd = open(file_name.c_str(), O_RDONLY, 0666);
  if (fd < 0) {
    printf("open file %s fail %s\n", file_name.c_str(), strerror(errno));
  }
  assert(fd >= 0);
 
  std::string res;
  int read_len = 0;
  char tmp[1024];
  while (true) {
    read_len = read(fd, tmp, sizeof(tmp));
    if (read_len <= 0) {
      break;
    }
    res.append(tmp, read_len);
  }
  close(fd);
  KeyInfo key;
  assert(key.ParseFromString(res));
  return key;
}
 
int main(int argc, char** argv) {
  std::string cert_path, private_key_path;
  if (argc < 2) {
    printf("<private key path> <cert path>\n");
    exit(0);
  }
  private_key_path = argv[1];
  cert_path = argv[2];
 
  // Read the private key.
  KeyInfo private_key = ReadKey(private_key_path);
 
  // Read the certificate.
  CertificateInfo info = ReadData(cert_path);
 
  // Get certificate using the key from administor.
  SignatureVerifier verifier(private_key, info);
  auto resp_info = verifier.VerifyKey(info.public_key().public_key_info(),
                                      info.public_key().certificate());
  assert(resp_info);
}