1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
|
// Copyright (c) 2019-2023, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <boost/program_options.hpp>
#include <boost/format.hpp>
#include <boost/algorithm/string.hpp>
#include <openssl/ssl.h>
#include <openssl/pem.h>
#include "include_base_utils.h"
#include "file_io_utils.h"
#include "net/net_ssl.h"
#include "crypto/crypto.h"
#include "common/util.h"
#include "common/i18n.h"
#include "common/command_line.h"
#include "common/scoped_message_writer.h"
#include "common/password.h"
#include "version.h"
namespace po = boost::program_options;
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "gen_ssl_cert"
namespace gencert
{
const char* tr(const char* str)
{
return i18n_translate(str, "tools::gen_ssl_cert");
}
}
namespace
{
const command_line::arg_descriptor<std::string> arg_certificate_filename = {"certificate-filename", gencert::tr("Filename to save the certificate"), ""};
const command_line::arg_descriptor<std::string> arg_private_key_filename = {"private-key-filename", gencert::tr("Filename to save the private key"), ""};
const command_line::arg_descriptor<std::string> arg_passphrase = {"passphrase", gencert::tr("Passphrase with which to encrypt the private key"), ""};
const command_line::arg_descriptor<std::string> arg_passphrase_file = {"passphrase-file", gencert::tr("File containing the passphrase with which to encrypt the private key"), ""};
const command_line::arg_descriptor<bool> arg_prompt_for_passphrase = {"prompt-for-passphrase", gencert::tr("Prompt for a passphrase with which to encrypt the private key"), false};
}
// adapted from openssl's apps/x509.c
static std::string get_fingerprint(X509 *cert, const EVP_MD *fdig)
{
unsigned int j;
unsigned int n;
unsigned char md[EVP_MAX_MD_SIZE];
std::string fingerprint;
if (!X509_digest(cert, fdig, md, &n))
{
tools::fail_msg_writer() << tr("Failed to create fingerprint: ") << ERR_reason_error_string(ERR_get_error());
return fingerprint;
}
fingerprint.resize(n * 3 - 1);
char *out = &fingerprint[0];
for (j = 0; j < n; ++j)
{
snprintf(out, 3 + (j + 1 < n), "%02X%s", md[j], (j + 1 == n) ? "" : ":");
out += 3;
}
return fingerprint;
}
int main(int argc, char* argv[])
{
TRY_ENTRY();
tools::on_startup();
po::options_description desc_cmd_only("Command line options");
po::options_description desc_cmd_sett("Command line options and settings options");
command_line::add_arg(desc_cmd_sett, arg_certificate_filename);
command_line::add_arg(desc_cmd_sett, arg_private_key_filename);
command_line::add_arg(desc_cmd_sett, arg_passphrase);
command_line::add_arg(desc_cmd_sett, arg_passphrase_file);
command_line::add_arg(desc_cmd_sett, arg_prompt_for_passphrase);
command_line::add_arg(desc_cmd_only, command_line::arg_help);
command_line::add_arg(desc_cmd_only, command_line::arg_version);
po::options_description desc_options("Allowed options");
desc_options.add(desc_cmd_only).add(desc_cmd_sett);
po::variables_map vm;
bool r = command_line::handle_error_helper(desc_options, [&]()
{
po::store(po::parse_command_line(argc, argv, desc_options), vm);
po::notify(vm);
return true;
});
if (!r)
return 1;
if (command_line::get_arg(vm, command_line::arg_help))
{
std::cout << "Monero '" << MONERO_RELEASE_NAME << "' (v" << MONERO_VERSION_FULL << ")" << ENDL << ENDL;
std::cout << desc_options << std::endl;
return 0;
}
if (command_line::get_arg(vm, command_line::arg_version))
{
std::cout << "Monero '" << MONERO_RELEASE_NAME << "' (v" << MONERO_VERSION_FULL << ")" << ENDL;
return 0;
}
const std::string certificate_filename = command_line::get_arg(vm, arg_certificate_filename);
if (certificate_filename.empty())
{
tools::fail_msg_writer() << gencert::tr("Argument is needed: ") << "--" << arg_certificate_filename.name;
return 1;
}
const std::string private_key_filename = command_line::get_arg(vm, arg_private_key_filename);
if (private_key_filename.empty())
{
tools::fail_msg_writer() << gencert::tr("Argument is needed: ") << "--" << arg_private_key_filename.name;
return 1;
}
epee::wipeable_string private_key_passphrase;
if (command_line::get_arg(vm, arg_prompt_for_passphrase))
{
auto pwd_container = tools::password_container::prompt(true, "Enter passphrase for the new SSL private key");
if (!pwd_container)
{
tools::fail_msg_writer() << gencert::tr("Failed to read passphrase");
return 1;
}
private_key_passphrase = pwd_container->password();
}
else if (!command_line::is_arg_defaulted(vm, arg_passphrase_file))
{
std::string passphrase_file = command_line::get_arg(vm, arg_passphrase_file);
if (!passphrase_file.empty())
{
std::string passphrase;
if (!epee::file_io_utils::load_file_to_string(passphrase_file, passphrase))
{
MERROR("Failed to load passphrase");
return 1;
}
// Remove line breaks the user might have inserted
boost::trim_right_if(passphrase, boost::is_any_of("\r\n"));
private_key_passphrase = passphrase;
memwipe(&passphrase[0], passphrase.size());
}
}
else
{
private_key_passphrase = command_line::get_arg(vm, arg_passphrase);
}
if (private_key_passphrase.empty())
tools::msg_writer(epee::console_color_yellow) << (boost::format(tr("Empty passphrase, the private key will be saved to disk unencrypted, use --%s to set a passphrase or --%s to prompt for one")) % arg_passphrase.name % arg_prompt_for_passphrase.name).str();
EVP_PKEY *pkey;
X509 *cert;
r = epee::net_utils::create_rsa_ssl_certificate(pkey, cert);
if (!r)
{
tools::fail_msg_writer() << gencert::tr("Failed to create certificate");
return 1;
}
// write cert
BIO *bio_cert = BIO_new(BIO_s_mem());
r = PEM_write_bio_X509(bio_cert, cert);
if (!r)
{
BIO_free(bio_cert);
tools::fail_msg_writer() << gencert::tr("Failed to write certificate: ") << ERR_reason_error_string(ERR_get_error());
return 1;
}
BUF_MEM *buf = NULL;
BIO_get_mem_ptr(bio_cert, &buf);
if (!buf || !buf->data || !buf->length)
{
BIO_free(bio_cert);
tools::fail_msg_writer() << gencert::tr("Failed to write certificate: ") << ERR_reason_error_string(ERR_get_error());
return 1;
}
const std::string certificate(std::string(buf->data, buf->length));
BIO_free(bio_cert);
// write private key
BIO *bio_pkey = BIO_new(BIO_s_mem());
r = PEM_write_bio_PKCS8PrivateKey(bio_pkey, pkey, private_key_passphrase.empty() ? NULL : EVP_aes_128_cfb(), private_key_passphrase.data(), private_key_passphrase.size(), NULL, NULL);
if (!r)
{
BIO_free(bio_pkey);
tools::fail_msg_writer() << gencert::tr("Failed to write private key: ") << ERR_reason_error_string(ERR_get_error());
return 1;
}
buf = NULL;
BIO_get_mem_ptr(bio_pkey, &buf);
if (!buf || !buf->data || !buf->length)
{
BIO_free(bio_pkey);
tools::fail_msg_writer() << gencert::tr("Failed to write private key: ") << ERR_reason_error_string(ERR_get_error());
return 1;
}
const std::string private_key(std::string(buf->data, buf->length));
BIO_free(bio_pkey);
// write files
tools::set_strict_default_file_permissions(true);
r = epee::file_io_utils::save_string_to_file(certificate_filename, certificate);
if (!r)
{
tools::fail_msg_writer() << gencert::tr("Failed to save certificate file");
return 1;
}
r = epee::file_io_utils::save_string_to_file(private_key_filename, private_key);
if (!r)
{
tools::fail_msg_writer() << gencert::tr("Failed to save private key file");
return 1;
}
tools::success_msg_writer() << tr("New certificate created:");
tools::success_msg_writer() << tr("Certificate: ") << certificate_filename;
tools::success_msg_writer() << tr("SHA-256 Fingerprint: ") << get_fingerprint(cert, EVP_sha256());
tools::success_msg_writer() << tr("Private key: ") << private_key_filename << " (" << (private_key_passphrase.empty() ? "unencrypted" : "encrypted") << ")";
return 0;
CATCH_ENTRY_L0("main", 1);
}
|
