William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * Copyright (C) 2020 HAProxy Technologies, William Lallemand <wlallemand@haproxy.com> |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or |
| 6 | * modify it under the terms of the GNU General Public License |
| 7 | * as published by the Free Software Foundation; either version |
| 8 | * 2 of the License, or (at your option) any later version. |
| 9 | * |
| 10 | */ |
| 11 | |
| 12 | #define _GNU_SOURCE |
| 13 | #include <ctype.h> |
| 14 | #include <errno.h> |
| 15 | #include <fcntl.h> |
| 16 | #include <stdio.h> |
| 17 | #include <stdlib.h> |
| 18 | #include <string.h> |
Willy Tarreau | aeed4a8 | 2020-06-04 22:01:04 +0200 | [diff] [blame] | 19 | #include <syslog.h> |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 20 | #include <unistd.h> |
| 21 | |
| 22 | #include <sys/stat.h> |
| 23 | #include <sys/types.h> |
| 24 | |
Willy Tarreau | b255105 | 2020-06-09 09:07:15 +0200 | [diff] [blame] | 25 | #include <import/ebsttree.h> |
| 26 | |
Willy Tarreau | 8d36697 | 2020-05-27 16:10:29 +0200 | [diff] [blame] | 27 | #include <haproxy/base64.h> |
Willy Tarreau | f1d32c4 | 2020-06-04 21:07:02 +0200 | [diff] [blame] | 28 | #include <haproxy/channel.h> |
Willy Tarreau | 83487a8 | 2020-06-04 20:19:54 +0200 | [diff] [blame] | 29 | #include <haproxy/cli.h> |
Willy Tarreau | 8d36697 | 2020-05-27 16:10:29 +0200 | [diff] [blame] | 30 | #include <haproxy/errors.h> |
Willy Tarreau | 47d7f90 | 2020-06-04 14:25:47 +0200 | [diff] [blame] | 31 | #include <haproxy/ssl_ckch.h> |
Willy Tarreau | 209108d | 2020-06-04 20:30:20 +0200 | [diff] [blame] | 32 | #include <haproxy/ssl_sock.h> |
Willy Tarreau | b2bd865 | 2020-06-04 14:21:22 +0200 | [diff] [blame] | 33 | #include <haproxy/ssl_utils.h> |
Willy Tarreau | 5e539c9 | 2020-06-04 20:45:39 +0200 | [diff] [blame] | 34 | #include <haproxy/stream_interface.h> |
Willy Tarreau | 48fbcae | 2020-06-03 18:09:46 +0200 | [diff] [blame] | 35 | #include <haproxy/tools.h> |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 36 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 37 | /* Uncommitted CKCH transaction */ |
| 38 | |
| 39 | static struct { |
| 40 | struct ckch_store *new_ckchs; |
| 41 | struct ckch_store *old_ckchs; |
| 42 | char *path; |
| 43 | } ckchs_transaction; |
| 44 | |
| 45 | |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 46 | /******************** cert_key_and_chain functions ************************* |
| 47 | * These are the functions that fills a cert_key_and_chain structure. For the |
| 48 | * functions filling a SSL_CTX from a cert_key_and_chain, see ssl_sock.c |
| 49 | */ |
| 50 | |
| 51 | /* |
| 52 | * Try to parse Signed Certificate Timestamp List structure. This function |
| 53 | * makes only basic test if the data seems like SCTL. No signature validation |
| 54 | * is performed. |
| 55 | */ |
| 56 | static int ssl_sock_parse_sctl(struct buffer *sctl) |
| 57 | { |
| 58 | int ret = 1; |
| 59 | int len, pos, sct_len; |
| 60 | unsigned char *data; |
| 61 | |
| 62 | if (sctl->data < 2) |
| 63 | goto out; |
| 64 | |
| 65 | data = (unsigned char *) sctl->area; |
| 66 | len = (data[0] << 8) | data[1]; |
| 67 | |
| 68 | if (len + 2 != sctl->data) |
| 69 | goto out; |
| 70 | |
| 71 | data = data + 2; |
| 72 | pos = 0; |
| 73 | while (pos < len) { |
| 74 | if (len - pos < 2) |
| 75 | goto out; |
| 76 | |
| 77 | sct_len = (data[pos] << 8) | data[pos + 1]; |
| 78 | if (pos + sct_len + 2 > len) |
| 79 | goto out; |
| 80 | |
| 81 | pos += sct_len + 2; |
| 82 | } |
| 83 | |
| 84 | ret = 0; |
| 85 | |
| 86 | out: |
| 87 | return ret; |
| 88 | } |
| 89 | |
| 90 | /* Try to load a sctl from a buffer <buf> if not NULL, or read the file <sctl_path> |
| 91 | * It fills the ckch->sctl buffer |
| 92 | * return 0 on success or != 0 on failure */ |
| 93 | int ssl_sock_load_sctl_from_file(const char *sctl_path, char *buf, struct cert_key_and_chain *ckch, char **err) |
| 94 | { |
| 95 | int fd = -1; |
| 96 | int r = 0; |
| 97 | int ret = 1; |
| 98 | struct buffer tmp; |
| 99 | struct buffer *src; |
| 100 | struct buffer *sctl; |
| 101 | |
| 102 | if (buf) { |
William Lallemand | 8d67394 | 2021-01-27 14:58:51 +0100 | [diff] [blame] | 103 | chunk_initstr(&tmp, buf); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 104 | src = &tmp; |
| 105 | } else { |
| 106 | fd = open(sctl_path, O_RDONLY); |
| 107 | if (fd == -1) |
| 108 | goto end; |
| 109 | |
| 110 | trash.data = 0; |
| 111 | while (trash.data < trash.size) { |
| 112 | r = read(fd, trash.area + trash.data, trash.size - trash.data); |
| 113 | if (r < 0) { |
| 114 | if (errno == EINTR) |
| 115 | continue; |
| 116 | goto end; |
| 117 | } |
| 118 | else if (r == 0) { |
| 119 | break; |
| 120 | } |
| 121 | trash.data += r; |
| 122 | } |
| 123 | src = &trash; |
| 124 | } |
| 125 | |
| 126 | ret = ssl_sock_parse_sctl(src); |
| 127 | if (ret) |
| 128 | goto end; |
| 129 | |
| 130 | sctl = calloc(1, sizeof(*sctl)); |
| 131 | if (!chunk_dup(sctl, src)) { |
Willy Tarreau | 61cfdf4 | 2021-02-20 10:46:51 +0100 | [diff] [blame] | 132 | ha_free(&sctl); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 133 | goto end; |
| 134 | } |
| 135 | /* no error, fill ckch with new context, old context must be free */ |
| 136 | if (ckch->sctl) { |
Willy Tarreau | 61cfdf4 | 2021-02-20 10:46:51 +0100 | [diff] [blame] | 137 | ha_free(&ckch->sctl->area); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 138 | free(ckch->sctl); |
| 139 | } |
| 140 | ckch->sctl = sctl; |
| 141 | ret = 0; |
| 142 | end: |
| 143 | if (fd != -1) |
| 144 | close(fd); |
| 145 | |
| 146 | return ret; |
| 147 | } |
| 148 | |
| 149 | #if ((defined SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB && !defined OPENSSL_NO_OCSP) || defined OPENSSL_IS_BORINGSSL) |
| 150 | /* |
Ilya Shipitsin | 46a030c | 2020-07-05 16:36:08 +0500 | [diff] [blame] | 151 | * This function load the OCSP Response in DER format contained in file at |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 152 | * path 'ocsp_path' or base64 in a buffer <buf> |
| 153 | * |
| 154 | * Returns 0 on success, 1 in error case. |
| 155 | */ |
| 156 | int ssl_sock_load_ocsp_response_from_file(const char *ocsp_path, char *buf, struct cert_key_and_chain *ckch, char **err) |
| 157 | { |
| 158 | int fd = -1; |
| 159 | int r = 0; |
| 160 | int ret = 1; |
| 161 | struct buffer *ocsp_response; |
| 162 | struct buffer *src = NULL; |
| 163 | |
| 164 | if (buf) { |
| 165 | int i, j; |
| 166 | /* if it's from a buffer it will be base64 */ |
| 167 | |
| 168 | /* remove \r and \n from the payload */ |
| 169 | for (i = 0, j = 0; buf[i]; i++) { |
| 170 | if (buf[i] == '\r' || buf[i] == '\n') |
| 171 | continue; |
| 172 | buf[j++] = buf[i]; |
| 173 | } |
| 174 | buf[j] = 0; |
| 175 | |
| 176 | ret = base64dec(buf, j, trash.area, trash.size); |
| 177 | if (ret < 0) { |
| 178 | memprintf(err, "Error reading OCSP response in base64 format"); |
| 179 | goto end; |
| 180 | } |
| 181 | trash.data = ret; |
| 182 | src = &trash; |
| 183 | } else { |
| 184 | fd = open(ocsp_path, O_RDONLY); |
| 185 | if (fd == -1) { |
| 186 | memprintf(err, "Error opening OCSP response file"); |
| 187 | goto end; |
| 188 | } |
| 189 | |
| 190 | trash.data = 0; |
| 191 | while (trash.data < trash.size) { |
| 192 | r = read(fd, trash.area + trash.data, trash.size - trash.data); |
| 193 | if (r < 0) { |
| 194 | if (errno == EINTR) |
| 195 | continue; |
| 196 | |
| 197 | memprintf(err, "Error reading OCSP response from file"); |
| 198 | goto end; |
| 199 | } |
| 200 | else if (r == 0) { |
| 201 | break; |
| 202 | } |
| 203 | trash.data += r; |
| 204 | } |
| 205 | close(fd); |
| 206 | fd = -1; |
| 207 | src = &trash; |
| 208 | } |
| 209 | |
| 210 | ocsp_response = calloc(1, sizeof(*ocsp_response)); |
| 211 | if (!chunk_dup(ocsp_response, src)) { |
Willy Tarreau | 61cfdf4 | 2021-02-20 10:46:51 +0100 | [diff] [blame] | 212 | ha_free(&ocsp_response); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 213 | goto end; |
| 214 | } |
| 215 | /* no error, fill ckch with new context, old context must be free */ |
| 216 | if (ckch->ocsp_response) { |
Willy Tarreau | 61cfdf4 | 2021-02-20 10:46:51 +0100 | [diff] [blame] | 217 | ha_free(&ckch->ocsp_response->area); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 218 | free(ckch->ocsp_response); |
| 219 | } |
| 220 | ckch->ocsp_response = ocsp_response; |
| 221 | ret = 0; |
| 222 | end: |
| 223 | if (fd != -1) |
| 224 | close(fd); |
| 225 | |
| 226 | return ret; |
| 227 | } |
| 228 | #endif |
| 229 | |
| 230 | /* |
| 231 | * Try to load in a ckch every files related to a ckch. |
| 232 | * (PEM, sctl, ocsp, issuer etc.) |
| 233 | * |
| 234 | * This function is only used to load files during the configuration parsing, |
| 235 | * it is not used with the CLI. |
| 236 | * |
| 237 | * This allows us to carry the contents of the file without having to read the |
| 238 | * file multiple times. The caller must call |
| 239 | * ssl_sock_free_cert_key_and_chain_contents. |
| 240 | * |
| 241 | * returns: |
| 242 | * 0 on Success |
| 243 | * 1 on SSL Failure |
| 244 | */ |
| 245 | int ssl_sock_load_files_into_ckch(const char *path, struct cert_key_and_chain *ckch, char **err) |
| 246 | { |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 247 | struct buffer *fp = NULL; |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 248 | int ret = 1; |
Remi Tricot-Le Breton | 9f4503d | 2022-05-09 11:07:13 +0200 | [diff] [blame] | 249 | struct stat st; |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 250 | |
| 251 | /* try to load the PEM */ |
| 252 | if (ssl_sock_load_pem_into_ckch(path, NULL, ckch , err) != 0) { |
| 253 | goto end; |
| 254 | } |
| 255 | |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 256 | fp = alloc_trash_chunk(); |
| 257 | if (!fp) { |
| 258 | memprintf(err, "%sCan't allocate memory\n", err && *err ? *err : ""); |
| 259 | goto end; |
| 260 | } |
| 261 | |
| 262 | if (!chunk_strcpy(fp, path) || (b_data(fp) > MAXPATHLEN)) { |
| 263 | memprintf(err, "%s '%s' filename too long'.\n", |
| 264 | err && *err ? *err : "", fp->area); |
| 265 | ret = 1; |
| 266 | goto end; |
| 267 | } |
| 268 | |
William Lallemand | 089c138 | 2020-10-23 17:35:12 +0200 | [diff] [blame] | 269 | /* remove the ".crt" extension */ |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 270 | if (global_ssl.extra_files_noext) { |
| 271 | char *ext; |
| 272 | |
| 273 | /* look for the extension */ |
| 274 | if ((ext = strrchr(fp->area, '.'))) { |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 275 | |
Tim Duesterhus | e5ff141 | 2021-01-02 22:31:53 +0100 | [diff] [blame] | 276 | if (strcmp(ext, ".crt") == 0) { |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 277 | *ext = '\0'; |
William Lallemand | 089c138 | 2020-10-23 17:35:12 +0200 | [diff] [blame] | 278 | fp->data = strlen(fp->area); |
| 279 | } |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 280 | } |
| 281 | |
| 282 | } |
| 283 | |
Remi Tricot-Le Breton | 9f4503d | 2022-05-09 11:07:13 +0200 | [diff] [blame] | 284 | /* If no private key was found yet and we cannot look for it in extra |
| 285 | * files, raise an error. |
| 286 | */ |
| 287 | if ((ckch->key == NULL) && !(global_ssl.extra_files & SSL_GF_KEY)) { |
| 288 | memprintf(err, "%sNo Private Key found in '%s'.\n", err && *err ? *err : "", fp->area); |
| 289 | goto end; |
| 290 | } |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 291 | |
Remi Tricot-Le Breton | 9f4503d | 2022-05-09 11:07:13 +0200 | [diff] [blame] | 292 | /* try to load an external private key if it wasn't in the PEM */ |
| 293 | if (!chunk_strcat(fp, ".key") || (b_data(fp) > MAXPATHLEN)) { |
| 294 | memprintf(err, "%s '%s' filename too long'.\n", |
| 295 | err && *err ? *err : "", fp->area); |
| 296 | ret = 1; |
| 297 | goto end; |
| 298 | } |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 299 | |
Remi Tricot-Le Breton | 9f4503d | 2022-05-09 11:07:13 +0200 | [diff] [blame] | 300 | if (stat(fp->area, &st) == 0) { |
| 301 | if (ssl_sock_load_key_into_ckch(fp->area, NULL, ckch, err)) { |
| 302 | memprintf(err, "%s '%s' is present but cannot be read or parsed'.\n", |
| 303 | err && *err ? *err : "", fp->area); |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 304 | goto end; |
| 305 | } |
Remi Tricot-Le Breton | 9f4503d | 2022-05-09 11:07:13 +0200 | [diff] [blame] | 306 | } |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 307 | |
Remi Tricot-Le Breton | 9f4503d | 2022-05-09 11:07:13 +0200 | [diff] [blame] | 308 | if (ckch->key == NULL) { |
| 309 | memprintf(err, "%sNo Private Key found in '%s'.\n", err && *err ? *err : "", fp->area); |
| 310 | goto end; |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 311 | } |
Remi Tricot-Le Breton | 9f4503d | 2022-05-09 11:07:13 +0200 | [diff] [blame] | 312 | /* remove the added extension */ |
| 313 | *(fp->area + fp->data - strlen(".key")) = '\0'; |
| 314 | b_sub(fp, strlen(".key")); |
| 315 | |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 316 | |
| 317 | if (!X509_check_private_key(ckch->cert, ckch->key)) { |
| 318 | memprintf(err, "%sinconsistencies between private key and certificate loaded '%s'.\n", |
| 319 | err && *err ? *err : "", path); |
| 320 | goto end; |
| 321 | } |
| 322 | |
Ilya Shipitsin | c47d676 | 2021-02-13 11:45:33 +0500 | [diff] [blame] | 323 | #ifdef HAVE_SSL_SCTL |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 324 | /* try to load the sctl file */ |
| 325 | if (global_ssl.extra_files & SSL_GF_SCTL) { |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 326 | struct stat st; |
| 327 | |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 328 | if (!chunk_strcat(fp, ".sctl") || b_data(fp) > MAXPATHLEN) { |
| 329 | memprintf(err, "%s '%s' filename too long'.\n", |
| 330 | err && *err ? *err : "", fp->area); |
| 331 | ret = 1; |
| 332 | goto end; |
| 333 | } |
| 334 | |
| 335 | if (stat(fp->area, &st) == 0) { |
| 336 | if (ssl_sock_load_sctl_from_file(fp->area, NULL, ckch, err)) { |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 337 | memprintf(err, "%s '%s.sctl' is present but cannot be read or parsed'.\n", |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 338 | err && *err ? *err : "", fp->area); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 339 | ret = 1; |
| 340 | goto end; |
| 341 | } |
| 342 | } |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 343 | /* remove the added extension */ |
| 344 | *(fp->area + fp->data - strlen(".sctl")) = '\0'; |
| 345 | b_sub(fp, strlen(".sctl")); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 346 | } |
| 347 | #endif |
| 348 | |
| 349 | /* try to load an ocsp response file */ |
| 350 | if (global_ssl.extra_files & SSL_GF_OCSP) { |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 351 | struct stat st; |
| 352 | |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 353 | if (!chunk_strcat(fp, ".ocsp") || b_data(fp) > MAXPATHLEN) { |
| 354 | memprintf(err, "%s '%s' filename too long'.\n", |
| 355 | err && *err ? *err : "", fp->area); |
| 356 | ret = 1; |
| 357 | goto end; |
| 358 | } |
| 359 | |
| 360 | if (stat(fp->area, &st) == 0) { |
| 361 | if (ssl_sock_load_ocsp_response_from_file(fp->area, NULL, ckch, err)) { |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 362 | ret = 1; |
| 363 | goto end; |
| 364 | } |
| 365 | } |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 366 | /* remove the added extension */ |
| 367 | *(fp->area + fp->data - strlen(".ocsp")) = '\0'; |
| 368 | b_sub(fp, strlen(".ocsp")); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 369 | } |
| 370 | |
| 371 | #ifndef OPENSSL_IS_BORINGSSL /* Useless for BoringSSL */ |
| 372 | if (ckch->ocsp_response && (global_ssl.extra_files & SSL_GF_OCSP_ISSUER)) { |
| 373 | /* if no issuer was found, try to load an issuer from the .issuer */ |
| 374 | if (!ckch->ocsp_issuer) { |
| 375 | struct stat st; |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 376 | |
| 377 | if (!chunk_strcat(fp, ".issuer") || b_data(fp) > MAXPATHLEN) { |
| 378 | memprintf(err, "%s '%s' filename too long'.\n", |
| 379 | err && *err ? *err : "", fp->area); |
| 380 | ret = 1; |
| 381 | goto end; |
| 382 | } |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 383 | |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 384 | if (stat(fp->area, &st) == 0) { |
| 385 | if (ssl_sock_load_issuer_file_into_ckch(fp->area, NULL, ckch, err)) { |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 386 | ret = 1; |
| 387 | goto end; |
| 388 | } |
| 389 | |
| 390 | if (X509_check_issued(ckch->ocsp_issuer, ckch->cert) != X509_V_OK) { |
| 391 | memprintf(err, "%s '%s' is not an issuer'.\n", |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 392 | err && *err ? *err : "", fp->area); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 393 | ret = 1; |
| 394 | goto end; |
| 395 | } |
| 396 | } |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 397 | /* remove the added extension */ |
| 398 | *(fp->area + fp->data - strlen(".issuer")) = '\0'; |
| 399 | b_sub(fp, strlen(".issuer")); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 400 | } |
| 401 | } |
| 402 | #endif |
| 403 | |
| 404 | ret = 0; |
| 405 | |
| 406 | end: |
| 407 | |
| 408 | ERR_clear_error(); |
| 409 | |
| 410 | /* Something went wrong in one of the reads */ |
| 411 | if (ret != 0) |
| 412 | ssl_sock_free_cert_key_and_chain_contents(ckch); |
| 413 | |
William Lallemand | 8e8581e | 2020-10-20 17:36:46 +0200 | [diff] [blame] | 414 | free_trash_chunk(fp); |
| 415 | |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 416 | return ret; |
| 417 | } |
| 418 | |
| 419 | /* |
| 420 | * Try to load a private key file from a <path> or a buffer <buf> |
| 421 | * |
| 422 | * If it failed you should not attempt to use the ckch but free it. |
| 423 | * |
| 424 | * Return 0 on success or != 0 on failure |
| 425 | */ |
| 426 | int ssl_sock_load_key_into_ckch(const char *path, char *buf, struct cert_key_and_chain *ckch , char **err) |
| 427 | { |
| 428 | BIO *in = NULL; |
| 429 | int ret = 1; |
| 430 | EVP_PKEY *key = NULL; |
| 431 | |
| 432 | if (buf) { |
| 433 | /* reading from a buffer */ |
| 434 | in = BIO_new_mem_buf(buf, -1); |
| 435 | if (in == NULL) { |
| 436 | memprintf(err, "%sCan't allocate memory\n", err && *err ? *err : ""); |
| 437 | goto end; |
| 438 | } |
| 439 | |
| 440 | } else { |
| 441 | /* reading from a file */ |
| 442 | in = BIO_new(BIO_s_file()); |
| 443 | if (in == NULL) |
| 444 | goto end; |
| 445 | |
| 446 | if (BIO_read_filename(in, path) <= 0) |
| 447 | goto end; |
| 448 | } |
| 449 | |
| 450 | /* Read Private Key */ |
| 451 | key = PEM_read_bio_PrivateKey(in, NULL, NULL, NULL); |
| 452 | if (key == NULL) { |
| 453 | memprintf(err, "%sunable to load private key from file '%s'.\n", |
| 454 | err && *err ? *err : "", path); |
| 455 | goto end; |
| 456 | } |
| 457 | |
| 458 | ret = 0; |
| 459 | |
| 460 | SWAP(ckch->key, key); |
| 461 | |
| 462 | end: |
| 463 | |
| 464 | ERR_clear_error(); |
| 465 | if (in) |
| 466 | BIO_free(in); |
| 467 | if (key) |
| 468 | EVP_PKEY_free(key); |
| 469 | |
| 470 | return ret; |
| 471 | } |
| 472 | |
| 473 | /* |
| 474 | * Try to load a PEM file from a <path> or a buffer <buf> |
| 475 | * The PEM must contain at least a Certificate, |
| 476 | * It could contain a DH, a certificate chain and a PrivateKey. |
| 477 | * |
| 478 | * If it failed you should not attempt to use the ckch but free it. |
| 479 | * |
| 480 | * Return 0 on success or != 0 on failure |
| 481 | */ |
| 482 | int ssl_sock_load_pem_into_ckch(const char *path, char *buf, struct cert_key_and_chain *ckch , char **err) |
| 483 | { |
| 484 | BIO *in = NULL; |
| 485 | int ret = 1; |
| 486 | X509 *ca; |
| 487 | X509 *cert = NULL; |
| 488 | EVP_PKEY *key = NULL; |
| 489 | DH *dh = NULL; |
| 490 | STACK_OF(X509) *chain = NULL; |
| 491 | |
| 492 | if (buf) { |
| 493 | /* reading from a buffer */ |
| 494 | in = BIO_new_mem_buf(buf, -1); |
| 495 | if (in == NULL) { |
| 496 | memprintf(err, "%sCan't allocate memory\n", err && *err ? *err : ""); |
| 497 | goto end; |
| 498 | } |
| 499 | |
| 500 | } else { |
| 501 | /* reading from a file */ |
| 502 | in = BIO_new(BIO_s_file()); |
| 503 | if (in == NULL) { |
| 504 | memprintf(err, "%sCan't allocate memory\n", err && *err ? *err : ""); |
| 505 | goto end; |
| 506 | } |
| 507 | |
| 508 | if (BIO_read_filename(in, path) <= 0) { |
| 509 | memprintf(err, "%scannot open the file '%s'.\n", |
| 510 | err && *err ? *err : "", path); |
| 511 | goto end; |
| 512 | } |
| 513 | } |
| 514 | |
| 515 | /* Read Private Key */ |
| 516 | key = PEM_read_bio_PrivateKey(in, NULL, NULL, NULL); |
| 517 | /* no need to check for errors here, because the private key could be loaded later */ |
| 518 | |
| 519 | #ifndef OPENSSL_NO_DH |
| 520 | /* Seek back to beginning of file */ |
| 521 | if (BIO_reset(in) == -1) { |
| 522 | memprintf(err, "%san error occurred while reading the file '%s'.\n", |
| 523 | err && *err ? *err : "", path); |
| 524 | goto end; |
| 525 | } |
| 526 | |
| 527 | dh = PEM_read_bio_DHparams(in, NULL, NULL, NULL); |
| 528 | /* no need to return an error there, dh is not mandatory */ |
| 529 | #endif |
| 530 | |
| 531 | /* Seek back to beginning of file */ |
| 532 | if (BIO_reset(in) == -1) { |
| 533 | memprintf(err, "%san error occurred while reading the file '%s'.\n", |
| 534 | err && *err ? *err : "", path); |
| 535 | goto end; |
| 536 | } |
| 537 | |
| 538 | /* Read Certificate */ |
| 539 | cert = PEM_read_bio_X509_AUX(in, NULL, NULL, NULL); |
| 540 | if (cert == NULL) { |
| 541 | memprintf(err, "%sunable to load certificate from file '%s'.\n", |
| 542 | err && *err ? *err : "", path); |
| 543 | goto end; |
| 544 | } |
| 545 | |
| 546 | /* Look for a Certificate Chain */ |
| 547 | while ((ca = PEM_read_bio_X509(in, NULL, NULL, NULL))) { |
| 548 | if (chain == NULL) |
| 549 | chain = sk_X509_new_null(); |
| 550 | if (!sk_X509_push(chain, ca)) { |
| 551 | X509_free(ca); |
| 552 | goto end; |
| 553 | } |
| 554 | } |
| 555 | |
| 556 | ret = ERR_get_error(); |
| 557 | if (ret && (ERR_GET_LIB(ret) != ERR_LIB_PEM && ERR_GET_REASON(ret) != PEM_R_NO_START_LINE)) { |
| 558 | memprintf(err, "%sunable to load certificate chain from file '%s'.\n", |
| 559 | err && *err ? *err : "", path); |
| 560 | goto end; |
| 561 | } |
| 562 | |
| 563 | /* once it loaded the PEM, it should remove everything else in the ckch */ |
| 564 | if (ckch->ocsp_response) { |
Willy Tarreau | 61cfdf4 | 2021-02-20 10:46:51 +0100 | [diff] [blame] | 565 | ha_free(&ckch->ocsp_response->area); |
| 566 | ha_free(&ckch->ocsp_response); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 567 | } |
| 568 | |
| 569 | if (ckch->sctl) { |
Willy Tarreau | 61cfdf4 | 2021-02-20 10:46:51 +0100 | [diff] [blame] | 570 | ha_free(&ckch->sctl->area); |
| 571 | ha_free(&ckch->sctl); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 572 | } |
| 573 | |
| 574 | if (ckch->ocsp_issuer) { |
| 575 | X509_free(ckch->ocsp_issuer); |
| 576 | ckch->ocsp_issuer = NULL; |
| 577 | } |
| 578 | |
| 579 | /* no error, fill ckch with new context, old context will be free at end: */ |
| 580 | SWAP(ckch->key, key); |
| 581 | SWAP(ckch->dh, dh); |
| 582 | SWAP(ckch->cert, cert); |
| 583 | SWAP(ckch->chain, chain); |
| 584 | |
| 585 | ret = 0; |
| 586 | |
| 587 | end: |
| 588 | |
| 589 | ERR_clear_error(); |
| 590 | if (in) |
| 591 | BIO_free(in); |
| 592 | if (key) |
| 593 | EVP_PKEY_free(key); |
| 594 | if (dh) |
| 595 | DH_free(dh); |
| 596 | if (cert) |
| 597 | X509_free(cert); |
| 598 | if (chain) |
| 599 | sk_X509_pop_free(chain, X509_free); |
| 600 | |
| 601 | return ret; |
| 602 | } |
| 603 | |
| 604 | /* Frees the contents of a cert_key_and_chain |
| 605 | */ |
| 606 | void ssl_sock_free_cert_key_and_chain_contents(struct cert_key_and_chain *ckch) |
| 607 | { |
| 608 | if (!ckch) |
| 609 | return; |
| 610 | |
| 611 | /* Free the certificate and set pointer to NULL */ |
| 612 | if (ckch->cert) |
| 613 | X509_free(ckch->cert); |
| 614 | ckch->cert = NULL; |
| 615 | |
| 616 | /* Free the key and set pointer to NULL */ |
| 617 | if (ckch->key) |
| 618 | EVP_PKEY_free(ckch->key); |
| 619 | ckch->key = NULL; |
| 620 | |
| 621 | /* Free each certificate in the chain */ |
| 622 | if (ckch->chain) |
| 623 | sk_X509_pop_free(ckch->chain, X509_free); |
| 624 | ckch->chain = NULL; |
| 625 | |
| 626 | if (ckch->dh) |
| 627 | DH_free(ckch->dh); |
| 628 | ckch->dh = NULL; |
| 629 | |
| 630 | if (ckch->sctl) { |
Willy Tarreau | 61cfdf4 | 2021-02-20 10:46:51 +0100 | [diff] [blame] | 631 | ha_free(&ckch->sctl->area); |
| 632 | ha_free(&ckch->sctl); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 633 | } |
| 634 | |
| 635 | if (ckch->ocsp_response) { |
Willy Tarreau | 61cfdf4 | 2021-02-20 10:46:51 +0100 | [diff] [blame] | 636 | ha_free(&ckch->ocsp_response->area); |
| 637 | ha_free(&ckch->ocsp_response); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 638 | } |
| 639 | |
| 640 | if (ckch->ocsp_issuer) |
| 641 | X509_free(ckch->ocsp_issuer); |
| 642 | ckch->ocsp_issuer = NULL; |
| 643 | } |
| 644 | |
| 645 | /* |
| 646 | * |
| 647 | * This function copy a cert_key_and_chain in memory |
| 648 | * |
| 649 | * It's used to try to apply changes on a ckch before committing them, because |
| 650 | * most of the time it's not possible to revert those changes |
| 651 | * |
| 652 | * Return a the dst or NULL |
| 653 | */ |
| 654 | struct cert_key_and_chain *ssl_sock_copy_cert_key_and_chain(struct cert_key_and_chain *src, |
| 655 | struct cert_key_and_chain *dst) |
| 656 | { |
William Lallemand | 6c09614 | 2021-02-23 14:45:45 +0100 | [diff] [blame] | 657 | if (!src || !dst) |
| 658 | return NULL; |
| 659 | |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 660 | if (src->cert) { |
| 661 | dst->cert = src->cert; |
| 662 | X509_up_ref(src->cert); |
| 663 | } |
| 664 | |
| 665 | if (src->key) { |
| 666 | dst->key = src->key; |
| 667 | EVP_PKEY_up_ref(src->key); |
| 668 | } |
| 669 | |
| 670 | if (src->chain) { |
| 671 | dst->chain = X509_chain_up_ref(src->chain); |
| 672 | } |
| 673 | |
| 674 | if (src->dh) { |
| 675 | DH_up_ref(src->dh); |
| 676 | dst->dh = src->dh; |
| 677 | } |
| 678 | |
| 679 | if (src->sctl) { |
| 680 | struct buffer *sctl; |
| 681 | |
| 682 | sctl = calloc(1, sizeof(*sctl)); |
| 683 | if (!chunk_dup(sctl, src->sctl)) { |
Willy Tarreau | 61cfdf4 | 2021-02-20 10:46:51 +0100 | [diff] [blame] | 684 | ha_free(&sctl); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 685 | goto error; |
| 686 | } |
| 687 | dst->sctl = sctl; |
| 688 | } |
| 689 | |
| 690 | if (src->ocsp_response) { |
| 691 | struct buffer *ocsp_response; |
| 692 | |
| 693 | ocsp_response = calloc(1, sizeof(*ocsp_response)); |
| 694 | if (!chunk_dup(ocsp_response, src->ocsp_response)) { |
Willy Tarreau | 61cfdf4 | 2021-02-20 10:46:51 +0100 | [diff] [blame] | 695 | ha_free(&ocsp_response); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 696 | goto error; |
| 697 | } |
| 698 | dst->ocsp_response = ocsp_response; |
| 699 | } |
| 700 | |
| 701 | if (src->ocsp_issuer) { |
| 702 | X509_up_ref(src->ocsp_issuer); |
| 703 | dst->ocsp_issuer = src->ocsp_issuer; |
| 704 | } |
| 705 | |
| 706 | return dst; |
| 707 | |
| 708 | error: |
| 709 | |
| 710 | /* free everything */ |
| 711 | ssl_sock_free_cert_key_and_chain_contents(dst); |
| 712 | |
| 713 | return NULL; |
| 714 | } |
| 715 | |
| 716 | /* |
| 717 | * return 0 on success or != 0 on failure |
| 718 | */ |
| 719 | int ssl_sock_load_issuer_file_into_ckch(const char *path, char *buf, struct cert_key_and_chain *ckch, char **err) |
| 720 | { |
| 721 | int ret = 1; |
| 722 | BIO *in = NULL; |
| 723 | X509 *issuer; |
| 724 | |
| 725 | if (buf) { |
| 726 | /* reading from a buffer */ |
| 727 | in = BIO_new_mem_buf(buf, -1); |
| 728 | if (in == NULL) { |
| 729 | memprintf(err, "%sCan't allocate memory\n", err && *err ? *err : ""); |
| 730 | goto end; |
| 731 | } |
| 732 | |
| 733 | } else { |
| 734 | /* reading from a file */ |
| 735 | in = BIO_new(BIO_s_file()); |
| 736 | if (in == NULL) |
| 737 | goto end; |
| 738 | |
| 739 | if (BIO_read_filename(in, path) <= 0) |
| 740 | goto end; |
| 741 | } |
| 742 | |
| 743 | issuer = PEM_read_bio_X509_AUX(in, NULL, NULL, NULL); |
| 744 | if (!issuer) { |
| 745 | memprintf(err, "%s'%s' cannot be read or parsed'.\n", |
| 746 | err && *err ? *err : "", path); |
| 747 | goto end; |
| 748 | } |
| 749 | /* no error, fill ckch with new context, old context must be free */ |
| 750 | if (ckch->ocsp_issuer) |
| 751 | X509_free(ckch->ocsp_issuer); |
| 752 | ckch->ocsp_issuer = issuer; |
| 753 | ret = 0; |
| 754 | |
| 755 | end: |
| 756 | |
| 757 | ERR_clear_error(); |
| 758 | if (in) |
| 759 | BIO_free(in); |
| 760 | |
| 761 | return ret; |
| 762 | } |
| 763 | |
| 764 | /******************** ckch_store functions *********************************** |
| 765 | * The ckch_store is a structure used to cache and index the SSL files used in |
| 766 | * configuration |
| 767 | */ |
| 768 | |
| 769 | /* |
| 770 | * Free a ckch_store, its ckch, its instances and remove it from the ebtree |
| 771 | */ |
| 772 | void ckch_store_free(struct ckch_store *store) |
| 773 | { |
| 774 | struct ckch_inst *inst, *inst_s; |
| 775 | |
| 776 | if (!store) |
| 777 | return; |
| 778 | |
William Lallemand | bd8e6ed | 2020-09-16 16:08:08 +0200 | [diff] [blame] | 779 | ssl_sock_free_cert_key_and_chain_contents(store->ckch); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 780 | |
Willy Tarreau | 61cfdf4 | 2021-02-20 10:46:51 +0100 | [diff] [blame] | 781 | ha_free(&store->ckch); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 782 | |
| 783 | list_for_each_entry_safe(inst, inst_s, &store->ckch_inst, by_ckchs) { |
| 784 | ckch_inst_free(inst); |
| 785 | } |
| 786 | ebmb_delete(&store->node); |
| 787 | free(store); |
| 788 | } |
| 789 | |
| 790 | /* |
| 791 | * create and initialize a ckch_store |
| 792 | * <path> is the key name |
| 793 | * <nmemb> is the number of store->ckch objects to allocate |
| 794 | * |
| 795 | * Return a ckch_store or NULL upon failure. |
| 796 | */ |
William Lallemand | bd8e6ed | 2020-09-16 16:08:08 +0200 | [diff] [blame] | 797 | struct ckch_store *ckch_store_new(const char *filename) |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 798 | { |
| 799 | struct ckch_store *store; |
| 800 | int pathlen; |
| 801 | |
| 802 | pathlen = strlen(filename); |
| 803 | store = calloc(1, sizeof(*store) + pathlen + 1); |
| 804 | if (!store) |
| 805 | return NULL; |
| 806 | |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 807 | memcpy(store->path, filename, pathlen + 1); |
| 808 | |
| 809 | LIST_INIT(&store->ckch_inst); |
| 810 | LIST_INIT(&store->crtlist_entry); |
| 811 | |
William Lallemand | bd8e6ed | 2020-09-16 16:08:08 +0200 | [diff] [blame] | 812 | store->ckch = calloc(1, sizeof(*store->ckch)); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 813 | if (!store->ckch) |
| 814 | goto error; |
| 815 | |
| 816 | return store; |
| 817 | error: |
| 818 | ckch_store_free(store); |
| 819 | return NULL; |
| 820 | } |
| 821 | |
| 822 | /* allocate and duplicate a ckch_store |
| 823 | * Return a new ckch_store or NULL */ |
| 824 | struct ckch_store *ckchs_dup(const struct ckch_store *src) |
| 825 | { |
| 826 | struct ckch_store *dst; |
| 827 | |
William Lallemand | 6c09614 | 2021-02-23 14:45:45 +0100 | [diff] [blame] | 828 | if (!src) |
| 829 | return NULL; |
| 830 | |
William Lallemand | bd8e6ed | 2020-09-16 16:08:08 +0200 | [diff] [blame] | 831 | dst = ckch_store_new(src->path); |
Eric Salama | 6ac61e3 | 2021-02-23 16:50:57 +0100 | [diff] [blame] | 832 | if (!dst) |
| 833 | return NULL; |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 834 | |
William Lallemand | bd8e6ed | 2020-09-16 16:08:08 +0200 | [diff] [blame] | 835 | if (!ssl_sock_copy_cert_key_and_chain(src->ckch, dst->ckch)) |
| 836 | goto error; |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 837 | |
| 838 | return dst; |
| 839 | |
| 840 | error: |
| 841 | ckch_store_free(dst); |
| 842 | |
| 843 | return NULL; |
| 844 | } |
| 845 | |
| 846 | /* |
| 847 | * lookup a path into the ckchs tree. |
| 848 | */ |
| 849 | struct ckch_store *ckchs_lookup(char *path) |
| 850 | { |
| 851 | struct ebmb_node *eb; |
| 852 | |
| 853 | eb = ebst_lookup(&ckchs_tree, path); |
| 854 | if (!eb) |
| 855 | return NULL; |
| 856 | |
| 857 | return ebmb_entry(eb, struct ckch_store, node); |
| 858 | } |
| 859 | |
| 860 | /* |
| 861 | * This function allocate a ckch_store and populate it with certificates from files. |
| 862 | */ |
William Lallemand | bd8e6ed | 2020-09-16 16:08:08 +0200 | [diff] [blame] | 863 | struct ckch_store *ckchs_load_cert_file(char *path, char **err) |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 864 | { |
| 865 | struct ckch_store *ckchs; |
| 866 | |
William Lallemand | bd8e6ed | 2020-09-16 16:08:08 +0200 | [diff] [blame] | 867 | ckchs = ckch_store_new(path); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 868 | if (!ckchs) { |
| 869 | memprintf(err, "%sunable to allocate memory.\n", err && *err ? *err : ""); |
| 870 | goto end; |
| 871 | } |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 872 | |
William Lallemand | bd8e6ed | 2020-09-16 16:08:08 +0200 | [diff] [blame] | 873 | if (ssl_sock_load_files_into_ckch(path, ckchs->ckch, err) == 1) |
| 874 | goto end; |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 875 | |
William Lallemand | bd8e6ed | 2020-09-16 16:08:08 +0200 | [diff] [blame] | 876 | /* insert into the ckchs tree */ |
| 877 | memcpy(ckchs->path, path, strlen(path) + 1); |
| 878 | ebst_insert(&ckchs_tree, &ckchs->node); |
William Lallemand | 03c331c | 2020-05-13 10:10:01 +0200 | [diff] [blame] | 879 | return ckchs; |
| 880 | |
| 881 | end: |
| 882 | ckch_store_free(ckchs); |
| 883 | |
| 884 | return NULL; |
| 885 | } |
| 886 | |
William Lallemand | fa1d8b4 | 2020-05-13 15:46:10 +0200 | [diff] [blame] | 887 | |
| 888 | /******************** ckch_inst functions ******************************/ |
| 889 | |
| 890 | /* unlink a ckch_inst, free all SNIs, free the ckch_inst */ |
| 891 | /* The caller must use the lock of the bind_conf if used with inserted SNIs */ |
| 892 | void ckch_inst_free(struct ckch_inst *inst) |
| 893 | { |
| 894 | struct sni_ctx *sni, *sni_s; |
| 895 | |
| 896 | if (inst == NULL) |
| 897 | return; |
| 898 | |
| 899 | list_for_each_entry_safe(sni, sni_s, &inst->sni_ctx, by_ckch_inst) { |
| 900 | SSL_CTX_free(sni->ctx); |
Willy Tarreau | 2b71810 | 2021-04-21 07:32:39 +0200 | [diff] [blame] | 901 | LIST_DELETE(&sni->by_ckch_inst); |
William Lallemand | fa1d8b4 | 2020-05-13 15:46:10 +0200 | [diff] [blame] | 902 | ebmb_delete(&sni->name); |
| 903 | free(sni); |
| 904 | } |
Remi Tricot-Le Breton | f3eedfe | 2021-01-25 17:19:44 +0100 | [diff] [blame] | 905 | SSL_CTX_free(inst->ctx); |
| 906 | inst->ctx = NULL; |
Willy Tarreau | 2b71810 | 2021-04-21 07:32:39 +0200 | [diff] [blame] | 907 | LIST_DELETE(&inst->by_ckchs); |
| 908 | LIST_DELETE(&inst->by_crtlist_entry); |
William Lallemand | fa1d8b4 | 2020-05-13 15:46:10 +0200 | [diff] [blame] | 909 | free(inst); |
| 910 | } |
| 911 | |
| 912 | /* Alloc and init a ckch_inst */ |
| 913 | struct ckch_inst *ckch_inst_new() |
| 914 | { |
| 915 | struct ckch_inst *ckch_inst; |
| 916 | |
| 917 | ckch_inst = calloc(1, sizeof *ckch_inst); |
| 918 | if (!ckch_inst) |
| 919 | return NULL; |
| 920 | |
| 921 | LIST_INIT(&ckch_inst->sni_ctx); |
| 922 | LIST_INIT(&ckch_inst->by_ckchs); |
| 923 | LIST_INIT(&ckch_inst->by_crtlist_entry); |
| 924 | |
| 925 | return ckch_inst; |
| 926 | } |
| 927 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 928 | /*************************** CLI commands ***********************/ |
| 929 | |
| 930 | /* Type of SSL payloads that can be updated over the CLI */ |
| 931 | |
| 932 | enum { |
| 933 | CERT_TYPE_PEM = 0, |
| 934 | CERT_TYPE_KEY, |
| 935 | #if ((defined SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB && !defined OPENSSL_NO_OCSP) || defined OPENSSL_IS_BORINGSSL) |
| 936 | CERT_TYPE_OCSP, |
| 937 | #endif |
| 938 | CERT_TYPE_ISSUER, |
Ilya Shipitsin | c47d676 | 2021-02-13 11:45:33 +0500 | [diff] [blame] | 939 | #ifdef HAVE_SSL_SCTL |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 940 | CERT_TYPE_SCTL, |
| 941 | #endif |
| 942 | CERT_TYPE_MAX, |
| 943 | }; |
| 944 | |
| 945 | struct { |
| 946 | const char *ext; |
| 947 | int type; |
| 948 | int (*load)(const char *path, char *payload, struct cert_key_and_chain *ckch, char **err); |
| 949 | /* add a parsing callback */ |
| 950 | } cert_exts[CERT_TYPE_MAX+1] = { |
| 951 | [CERT_TYPE_PEM] = { "", CERT_TYPE_PEM, &ssl_sock_load_pem_into_ckch }, /* default mode, no extensions */ |
| 952 | [CERT_TYPE_KEY] = { "key", CERT_TYPE_KEY, &ssl_sock_load_key_into_ckch }, |
| 953 | #if ((defined SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB && !defined OPENSSL_NO_OCSP) || defined OPENSSL_IS_BORINGSSL) |
| 954 | [CERT_TYPE_OCSP] = { "ocsp", CERT_TYPE_OCSP, &ssl_sock_load_ocsp_response_from_file }, |
| 955 | #endif |
Ilya Shipitsin | c47d676 | 2021-02-13 11:45:33 +0500 | [diff] [blame] | 956 | #ifdef HAVE_SSL_SCTL |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 957 | [CERT_TYPE_SCTL] = { "sctl", CERT_TYPE_SCTL, &ssl_sock_load_sctl_from_file }, |
| 958 | #endif |
| 959 | [CERT_TYPE_ISSUER] = { "issuer", CERT_TYPE_ISSUER, &ssl_sock_load_issuer_file_into_ckch }, |
| 960 | [CERT_TYPE_MAX] = { NULL, CERT_TYPE_MAX, NULL }, |
| 961 | }; |
| 962 | |
| 963 | |
| 964 | /* release function of the `show ssl cert' command */ |
| 965 | static void cli_release_show_cert(struct appctx *appctx) |
| 966 | { |
| 967 | HA_SPIN_UNLOCK(CKCH_LOCK, &ckch_lock); |
| 968 | } |
| 969 | |
| 970 | /* IO handler of "show ssl cert <filename>" */ |
| 971 | static int cli_io_handler_show_cert(struct appctx *appctx) |
| 972 | { |
| 973 | struct buffer *trash = alloc_trash_chunk(); |
| 974 | struct ebmb_node *node; |
| 975 | struct stream_interface *si = appctx->owner; |
Christopher Faulet | 83b3f8a | 2022-06-03 16:24:02 +0200 | [diff] [blame] | 976 | struct ckch_store *ckchs = NULL; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 977 | |
| 978 | if (trash == NULL) |
| 979 | return 1; |
| 980 | |
Christopher Faulet | 7f339cc | 2022-06-03 10:46:40 +0200 | [diff] [blame] | 981 | if (!appctx->ctx.ssl.old_ckchs && ckchs_transaction.old_ckchs) { |
| 982 | ckchs = ckchs_transaction.old_ckchs; |
| 983 | chunk_appendf(trash, "# transaction\n"); |
| 984 | chunk_appendf(trash, "*%s\n", ckchs->path); |
| 985 | if (ci_putchk(si_ic(si), trash) == -1) |
| 986 | goto yield; |
| 987 | appctx->ctx.ssl.old_ckchs = ckchs_transaction.old_ckchs; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 988 | } |
| 989 | |
| 990 | if (!appctx->ctx.cli.p0) { |
| 991 | chunk_appendf(trash, "# filename\n"); |
| 992 | node = ebmb_first(&ckchs_tree); |
| 993 | } else { |
| 994 | node = &((struct ckch_store *)appctx->ctx.cli.p0)->node; |
| 995 | } |
| 996 | while (node) { |
| 997 | ckchs = ebmb_entry(node, struct ckch_store, node); |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 998 | chunk_appendf(trash, "%s\n", ckchs->path); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 999 | |
| 1000 | node = ebmb_next(node); |
| 1001 | if (ci_putchk(si_ic(si), trash) == -1) { |
| 1002 | si_rx_room_blk(si); |
| 1003 | goto yield; |
| 1004 | } |
| 1005 | } |
| 1006 | |
| 1007 | appctx->ctx.cli.p0 = NULL; |
| 1008 | free_trash_chunk(trash); |
| 1009 | return 1; |
| 1010 | yield: |
| 1011 | |
| 1012 | free_trash_chunk(trash); |
| 1013 | appctx->ctx.cli.p0 = ckchs; |
| 1014 | return 0; /* should come back */ |
| 1015 | } |
| 1016 | |
| 1017 | /* |
| 1018 | * Extract and format the DNS SAN extensions and copy result into a chuink |
| 1019 | * Return 0; |
| 1020 | */ |
| 1021 | #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME |
| 1022 | static int ssl_sock_get_san_oneline(X509 *cert, struct buffer *out) |
| 1023 | { |
| 1024 | int i; |
| 1025 | char *str; |
| 1026 | STACK_OF(GENERAL_NAME) *names = NULL; |
| 1027 | |
| 1028 | names = X509_get_ext_d2i(cert, NID_subject_alt_name, NULL, NULL); |
| 1029 | if (names) { |
| 1030 | for (i = 0; i < sk_GENERAL_NAME_num(names); i++) { |
| 1031 | GENERAL_NAME *name = sk_GENERAL_NAME_value(names, i); |
| 1032 | if (i > 0) |
| 1033 | chunk_appendf(out, ", "); |
| 1034 | if (name->type == GEN_DNS) { |
| 1035 | if (ASN1_STRING_to_UTF8((unsigned char **)&str, name->d.dNSName) >= 0) { |
| 1036 | chunk_appendf(out, "DNS:%s", str); |
| 1037 | OPENSSL_free(str); |
| 1038 | } |
| 1039 | } |
| 1040 | } |
| 1041 | sk_GENERAL_NAME_pop_free(names, GENERAL_NAME_free); |
| 1042 | } |
| 1043 | return 0; |
| 1044 | } |
| 1045 | #endif |
| 1046 | |
| 1047 | |
| 1048 | |
| 1049 | |
| 1050 | /* IO handler of the details "show ssl cert <filename>" */ |
| 1051 | static int cli_io_handler_show_cert_detail(struct appctx *appctx) |
| 1052 | { |
| 1053 | struct stream_interface *si = appctx->owner; |
| 1054 | struct ckch_store *ckchs = appctx->ctx.cli.p0; |
| 1055 | struct buffer *out = alloc_trash_chunk(); |
| 1056 | struct buffer *tmp = alloc_trash_chunk(); |
| 1057 | X509_NAME *name = NULL; |
| 1058 | STACK_OF(X509) *chain; |
| 1059 | unsigned int len = 0; |
| 1060 | int write = -1; |
| 1061 | BIO *bio = NULL; |
| 1062 | int i; |
| 1063 | |
| 1064 | if (!tmp || !out) |
| 1065 | goto end_no_putchk; |
| 1066 | |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1067 | chunk_appendf(out, "Filename: "); |
| 1068 | if (ckchs == ckchs_transaction.new_ckchs) |
| 1069 | chunk_appendf(out, "*"); |
| 1070 | chunk_appendf(out, "%s\n", ckchs->path); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1071 | |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1072 | chunk_appendf(out, "Status: "); |
| 1073 | if (ckchs->ckch->cert == NULL) |
| 1074 | chunk_appendf(out, "Empty\n"); |
| 1075 | else if (LIST_ISEMPTY(&ckchs->ckch_inst)) |
| 1076 | chunk_appendf(out, "Unused\n"); |
| 1077 | else |
| 1078 | chunk_appendf(out, "Used\n"); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1079 | |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1080 | if (ckchs->ckch->cert == NULL) |
| 1081 | goto end; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1082 | |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1083 | chain = ckchs->ckch->chain; |
| 1084 | if (chain == NULL) { |
| 1085 | struct issuer_chain *issuer; |
| 1086 | issuer = ssl_get0_issuer_chain(ckchs->ckch->cert); |
| 1087 | if (issuer) { |
| 1088 | chain = issuer->chain; |
| 1089 | chunk_appendf(out, "Chain Filename: "); |
| 1090 | chunk_appendf(out, "%s\n", issuer->path); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1091 | } |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1092 | } |
| 1093 | chunk_appendf(out, "Serial: "); |
| 1094 | if (ssl_sock_get_serial(ckchs->ckch->cert, tmp) == -1) |
| 1095 | goto end; |
| 1096 | dump_binary(out, tmp->area, tmp->data); |
| 1097 | chunk_appendf(out, "\n"); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1098 | |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1099 | chunk_appendf(out, "notBefore: "); |
| 1100 | chunk_reset(tmp); |
| 1101 | if ((bio = BIO_new(BIO_s_mem())) == NULL) |
| 1102 | goto end; |
| 1103 | if (ASN1_TIME_print(bio, X509_getm_notBefore(ckchs->ckch->cert)) == 0) |
| 1104 | goto end; |
| 1105 | write = BIO_read(bio, tmp->area, tmp->size-1); |
| 1106 | tmp->area[write] = '\0'; |
| 1107 | BIO_free(bio); |
| 1108 | bio = NULL; |
| 1109 | chunk_appendf(out, "%s\n", tmp->area); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1110 | |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1111 | chunk_appendf(out, "notAfter: "); |
| 1112 | chunk_reset(tmp); |
| 1113 | if ((bio = BIO_new(BIO_s_mem())) == NULL) |
| 1114 | goto end; |
| 1115 | if (ASN1_TIME_print(bio, X509_getm_notAfter(ckchs->ckch->cert)) == 0) |
| 1116 | goto end; |
| 1117 | if ((write = BIO_read(bio, tmp->area, tmp->size-1)) <= 0) |
| 1118 | goto end; |
| 1119 | tmp->area[write] = '\0'; |
| 1120 | BIO_free(bio); |
| 1121 | bio = NULL; |
| 1122 | chunk_appendf(out, "%s\n", tmp->area); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1123 | |
| 1124 | #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1125 | chunk_appendf(out, "Subject Alternative Name: "); |
| 1126 | if (ssl_sock_get_san_oneline(ckchs->ckch->cert, out) == -1) |
| 1127 | goto end; |
| 1128 | *(out->area + out->data) = '\0'; |
| 1129 | chunk_appendf(out, "\n"); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1130 | #endif |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1131 | chunk_reset(tmp); |
| 1132 | chunk_appendf(out, "Algorithm: "); |
| 1133 | if (cert_get_pkey_algo(ckchs->ckch->cert, tmp) == 0) |
| 1134 | goto end; |
| 1135 | chunk_appendf(out, "%s\n", tmp->area); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1136 | |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1137 | chunk_reset(tmp); |
| 1138 | chunk_appendf(out, "SHA1 FingerPrint: "); |
| 1139 | if (X509_digest(ckchs->ckch->cert, EVP_sha1(), (unsigned char *) tmp->area, &len) == 0) |
| 1140 | goto end; |
| 1141 | tmp->data = len; |
| 1142 | dump_binary(out, tmp->area, tmp->data); |
| 1143 | chunk_appendf(out, "\n"); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1144 | |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1145 | chunk_appendf(out, "Subject: "); |
| 1146 | if ((name = X509_get_subject_name(ckchs->ckch->cert)) == NULL) |
| 1147 | goto end; |
| 1148 | if ((ssl_sock_get_dn_oneline(name, tmp)) == -1) |
| 1149 | goto end; |
| 1150 | *(tmp->area + tmp->data) = '\0'; |
| 1151 | chunk_appendf(out, "%s\n", tmp->area); |
| 1152 | |
| 1153 | chunk_appendf(out, "Issuer: "); |
| 1154 | if ((name = X509_get_issuer_name(ckchs->ckch->cert)) == NULL) |
| 1155 | goto end; |
| 1156 | if ((ssl_sock_get_dn_oneline(name, tmp)) == -1) |
| 1157 | goto end; |
| 1158 | *(tmp->area + tmp->data) = '\0'; |
| 1159 | chunk_appendf(out, "%s\n", tmp->area); |
| 1160 | |
| 1161 | /* Displays subject of each certificate in the chain */ |
| 1162 | for (i = 0; i < sk_X509_num(chain); i++) { |
| 1163 | X509 *ca = sk_X509_value(chain, i); |
| 1164 | |
| 1165 | chunk_appendf(out, "Chain Subject: "); |
| 1166 | if ((name = X509_get_subject_name(ca)) == NULL) |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1167 | goto end; |
| 1168 | if ((ssl_sock_get_dn_oneline(name, tmp)) == -1) |
| 1169 | goto end; |
| 1170 | *(tmp->area + tmp->data) = '\0'; |
| 1171 | chunk_appendf(out, "%s\n", tmp->area); |
| 1172 | |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1173 | chunk_appendf(out, "Chain Issuer: "); |
| 1174 | if ((name = X509_get_issuer_name(ca)) == NULL) |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1175 | goto end; |
| 1176 | if ((ssl_sock_get_dn_oneline(name, tmp)) == -1) |
| 1177 | goto end; |
| 1178 | *(tmp->area + tmp->data) = '\0'; |
| 1179 | chunk_appendf(out, "%s\n", tmp->area); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1180 | } |
| 1181 | |
| 1182 | end: |
| 1183 | if (ci_putchk(si_ic(si), out) == -1) { |
| 1184 | si_rx_room_blk(si); |
| 1185 | goto yield; |
| 1186 | } |
| 1187 | |
| 1188 | end_no_putchk: |
| 1189 | if (bio) |
| 1190 | BIO_free(bio); |
| 1191 | free_trash_chunk(tmp); |
| 1192 | free_trash_chunk(out); |
| 1193 | return 1; |
| 1194 | yield: |
| 1195 | free_trash_chunk(tmp); |
| 1196 | free_trash_chunk(out); |
| 1197 | return 0; /* should come back */ |
| 1198 | } |
| 1199 | |
| 1200 | /* parsing function for 'show ssl cert [certfile]' */ |
| 1201 | static int cli_parse_show_cert(char **args, char *payload, struct appctx *appctx, void *private) |
| 1202 | { |
| 1203 | struct ckch_store *ckchs; |
| 1204 | |
| 1205 | if (!cli_has_level(appctx, ACCESS_LVL_OPER)) |
| 1206 | return cli_err(appctx, "Can't allocate memory!\n"); |
| 1207 | |
| 1208 | /* The operations on the CKCH architecture are locked so we can |
| 1209 | * manipulate ckch_store and ckch_inst */ |
| 1210 | if (HA_SPIN_TRYLOCK(CKCH_LOCK, &ckch_lock)) |
| 1211 | return cli_err(appctx, "Can't show!\nOperations on certificates are currently locked!\n"); |
| 1212 | |
| 1213 | /* check if there is a certificate to lookup */ |
| 1214 | if (*args[3]) { |
| 1215 | if (*args[3] == '*') { |
| 1216 | if (!ckchs_transaction.new_ckchs) |
| 1217 | goto error; |
| 1218 | |
| 1219 | ckchs = ckchs_transaction.new_ckchs; |
| 1220 | |
Tim Duesterhus | e5ff141 | 2021-01-02 22:31:53 +0100 | [diff] [blame] | 1221 | if (strcmp(args[3] + 1, ckchs->path) != 0) |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1222 | goto error; |
| 1223 | |
| 1224 | } else { |
| 1225 | if ((ckchs = ckchs_lookup(args[3])) == NULL) |
| 1226 | goto error; |
| 1227 | |
| 1228 | } |
| 1229 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1230 | appctx->ctx.cli.p0 = ckchs; |
| 1231 | /* use the IO handler that shows details */ |
| 1232 | appctx->io_handler = cli_io_handler_show_cert_detail; |
| 1233 | } |
| 1234 | |
| 1235 | return 0; |
| 1236 | |
| 1237 | error: |
| 1238 | HA_SPIN_UNLOCK(CKCH_LOCK, &ckch_lock); |
| 1239 | return cli_err(appctx, "Can't display the certificate: Not found or the certificate is a bundle!\n"); |
| 1240 | } |
| 1241 | |
| 1242 | /* release function of the `set ssl cert' command, free things and unlock the spinlock */ |
| 1243 | static void cli_release_commit_cert(struct appctx *appctx) |
| 1244 | { |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1245 | struct ckch_store *new_ckchs = appctx->ctx.ssl.new_ckchs; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1246 | |
| 1247 | HA_SPIN_UNLOCK(CKCH_LOCK, &ckch_lock); |
| 1248 | |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1249 | /* free every new sni_ctx and the new store, which are not in the trees so no spinlock there */ |
| 1250 | if (new_ckchs) |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1251 | ckch_store_free(new_ckchs); |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1252 | ha_free(&appctx->ctx.ssl.err); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1253 | } |
| 1254 | |
| 1255 | /* |
| 1256 | * This function tries to create the new ckch_inst and their SNIs |
| 1257 | */ |
| 1258 | static int cli_io_handler_commit_cert(struct appctx *appctx) |
| 1259 | { |
| 1260 | struct stream_interface *si = appctx->owner; |
| 1261 | int y = 0; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1262 | int errcode = 0; |
Remi Tricot-Le Breton | 43899ec | 2021-04-21 15:32:46 +0200 | [diff] [blame] | 1263 | int retval = 0; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1264 | struct ckch_store *old_ckchs, *new_ckchs = NULL; |
| 1265 | struct ckch_inst *ckchi, *ckchis; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1266 | struct sni_ctx *sc0, *sc0s; |
| 1267 | struct crtlist_entry *entry; |
| 1268 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1269 | |
| 1270 | if (unlikely(si_ic(si)->flags & (CF_WRITE_ERROR|CF_SHUTW))) |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1271 | goto end; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1272 | |
| 1273 | while (1) { |
| 1274 | switch (appctx->st2) { |
| 1275 | case SETCERT_ST_INIT: |
| 1276 | /* This state just print the update message */ |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1277 | chunk_printf(&trash, "Committing %s", ckchs_transaction.path); |
| 1278 | if (ci_putchk(si_ic(si), &trash) == -1) |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1279 | goto yield; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1280 | appctx->st2 = SETCERT_ST_GEN; |
| 1281 | /* fallthrough */ |
| 1282 | case SETCERT_ST_GEN: |
| 1283 | /* |
| 1284 | * This state generates the ckch instances with their |
| 1285 | * sni_ctxs and SSL_CTX. |
| 1286 | * |
| 1287 | * Since the SSL_CTX generation can be CPU consumer, we |
| 1288 | * yield every 10 instances. |
| 1289 | */ |
| 1290 | |
| 1291 | old_ckchs = appctx->ctx.ssl.old_ckchs; |
| 1292 | new_ckchs = appctx->ctx.ssl.new_ckchs; |
| 1293 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1294 | /* get the next ckchi to regenerate */ |
| 1295 | ckchi = appctx->ctx.ssl.next_ckchi; |
| 1296 | /* we didn't start yet, set it to the first elem */ |
| 1297 | if (ckchi == NULL) |
| 1298 | ckchi = LIST_ELEM(old_ckchs->ckch_inst.n, typeof(ckchi), by_ckchs); |
| 1299 | |
| 1300 | /* walk through the old ckch_inst and creates new ckch_inst using the updated ckchs */ |
| 1301 | list_for_each_entry_from(ckchi, &old_ckchs->ckch_inst, by_ckchs) { |
| 1302 | struct ckch_inst *new_inst; |
| 1303 | char **sni_filter = NULL; |
| 1304 | int fcount = 0; |
| 1305 | |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1306 | /* save the next ckchi to compute in case of yield */ |
| 1307 | appctx->ctx.ssl.next_ckchi = ckchi; |
| 1308 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1309 | /* it takes a lot of CPU to creates SSL_CTXs, so we yield every 10 CKCH instances */ |
| 1310 | if (y >= 10) { |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1311 | si_rx_endp_more(si); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1312 | goto yield; |
| 1313 | } |
| 1314 | |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1315 | /* display one dot per new instance */ |
| 1316 | if (ci_putstr(si_ic(si), ".") == -1) |
| 1317 | goto yield; |
| 1318 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1319 | if (ckchi->crtlist_entry) { |
| 1320 | sni_filter = ckchi->crtlist_entry->filters; |
| 1321 | fcount = ckchi->crtlist_entry->fcount; |
| 1322 | } |
| 1323 | |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1324 | appctx->ctx.ssl.err = NULL; |
Remi Tricot-Le Breton | d817dc7 | 2021-01-25 17:19:43 +0100 | [diff] [blame] | 1325 | if (ckchi->is_server_instance) |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1326 | errcode |= ckch_inst_new_load_srv_store(new_ckchs->path, new_ckchs, &new_inst, &appctx->ctx.ssl.err); |
Remi Tricot-Le Breton | f3eedfe | 2021-01-25 17:19:44 +0100 | [diff] [blame] | 1327 | else |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1328 | errcode |= ckch_inst_new_load_store(new_ckchs->path, new_ckchs, ckchi->bind_conf, ckchi->ssl_conf, sni_filter, fcount, &new_inst, &appctx->ctx.ssl.err); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1329 | |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1330 | if (errcode & ERR_CODE) { |
| 1331 | appctx->st2 = SETCERT_ST_ERROR; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1332 | goto error; |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1333 | } |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1334 | |
| 1335 | /* if the previous ckchi was used as the default */ |
| 1336 | if (ckchi->is_default) |
| 1337 | new_inst->is_default = 1; |
| 1338 | |
Remi Tricot-Le Breton | f3eedfe | 2021-01-25 17:19:44 +0100 | [diff] [blame] | 1339 | new_inst->is_server_instance = ckchi->is_server_instance; |
| 1340 | new_inst->server = ckchi->server; |
| 1341 | /* Create a new SSL_CTX and link it to the new instance. */ |
| 1342 | if (new_inst->is_server_instance) { |
Remi Tricot-Le Breton | 43899ec | 2021-04-21 15:32:46 +0200 | [diff] [blame] | 1343 | retval = ssl_sock_prepare_srv_ssl_ctx(ckchi->server, new_inst->ctx); |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1344 | if (retval) { |
| 1345 | appctx->st2 = SETCERT_ST_ERROR; |
Remi Tricot-Le Breton | f3eedfe | 2021-01-25 17:19:44 +0100 | [diff] [blame] | 1346 | goto error; |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1347 | } |
Remi Tricot-Le Breton | f3eedfe | 2021-01-25 17:19:44 +0100 | [diff] [blame] | 1348 | } |
| 1349 | |
William Lallemand | a55685b | 2020-12-15 14:57:46 +0100 | [diff] [blame] | 1350 | /* create the link to the crtlist_entry */ |
| 1351 | new_inst->crtlist_entry = ckchi->crtlist_entry; |
| 1352 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1353 | /* we need to initialize the SSL_CTX generated */ |
| 1354 | /* this iterate on the newly generated SNIs in the new instance to prepare their SSL_CTX */ |
| 1355 | list_for_each_entry_safe(sc0, sc0s, &new_inst->sni_ctx, by_ckch_inst) { |
| 1356 | if (!sc0->order) { /* we initialized only the first SSL_CTX because it's the same in the other sni_ctx's */ |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1357 | appctx->ctx.ssl.err = NULL; |
| 1358 | errcode |= ssl_sock_prepare_ctx(ckchi->bind_conf, ckchi->ssl_conf, sc0->ctx, &appctx->ctx.ssl.err); |
| 1359 | if (errcode & ERR_CODE) { |
| 1360 | appctx->st2 = SETCERT_ST_ERROR; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1361 | goto error; |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1362 | } |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1363 | } |
| 1364 | } |
| 1365 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1366 | /* link the new ckch_inst to the duplicate */ |
Willy Tarreau | 2b71810 | 2021-04-21 07:32:39 +0200 | [diff] [blame] | 1367 | LIST_APPEND(&new_ckchs->ckch_inst, &new_inst->by_ckchs); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1368 | y++; |
| 1369 | } |
| 1370 | appctx->st2 = SETCERT_ST_INSERT; |
| 1371 | /* fallthrough */ |
| 1372 | case SETCERT_ST_INSERT: |
| 1373 | /* The generation is finished, we can insert everything */ |
| 1374 | |
| 1375 | old_ckchs = appctx->ctx.ssl.old_ckchs; |
| 1376 | new_ckchs = appctx->ctx.ssl.new_ckchs; |
| 1377 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1378 | /* get the list of crtlist_entry in the old store, and update the pointers to the store */ |
| 1379 | LIST_SPLICE(&new_ckchs->crtlist_entry, &old_ckchs->crtlist_entry); |
| 1380 | list_for_each_entry(entry, &new_ckchs->crtlist_entry, by_ckch_store) { |
| 1381 | ebpt_delete(&entry->node); |
| 1382 | /* change the ptr and reinsert the node */ |
| 1383 | entry->node.key = new_ckchs; |
| 1384 | ebpt_insert(&entry->crtlist->entries, &entry->node); |
| 1385 | } |
| 1386 | |
William Lallemand | a55685b | 2020-12-15 14:57:46 +0100 | [diff] [blame] | 1387 | /* insert the new ckch_insts in the crtlist_entry */ |
| 1388 | list_for_each_entry(ckchi, &new_ckchs->ckch_inst, by_ckchs) { |
| 1389 | if (ckchi->crtlist_entry) |
Willy Tarreau | 2b71810 | 2021-04-21 07:32:39 +0200 | [diff] [blame] | 1390 | LIST_INSERT(&ckchi->crtlist_entry->ckch_inst, &ckchi->by_crtlist_entry); |
William Lallemand | a55685b | 2020-12-15 14:57:46 +0100 | [diff] [blame] | 1391 | } |
| 1392 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1393 | /* First, we insert every new SNIs in the trees, also replace the default_ctx */ |
| 1394 | list_for_each_entry_safe(ckchi, ckchis, &new_ckchs->ckch_inst, by_ckchs) { |
Remi Tricot-Le Breton | f3eedfe | 2021-01-25 17:19:44 +0100 | [diff] [blame] | 1395 | /* The bind_conf will be null on server ckch_instances. */ |
| 1396 | if (ckchi->is_server_instance) { |
William Lallemand | e0de0a6 | 2021-02-03 18:51:01 +0100 | [diff] [blame] | 1397 | int i; |
William Lallemand | 3ce6eed | 2021-02-08 10:43:44 +0100 | [diff] [blame] | 1398 | /* a lock is needed here since we have to free the SSL cache */ |
| 1399 | HA_RWLOCK_WRLOCK(SSL_SERVER_LOCK, &ckchi->server->ssl_ctx.lock); |
William Lallemand | 1dedb0a | 2021-01-26 10:18:57 +0100 | [diff] [blame] | 1400 | /* free the server current SSL_CTX */ |
| 1401 | SSL_CTX_free(ckchi->server->ssl_ctx.ctx); |
Remi Tricot-Le Breton | f3eedfe | 2021-01-25 17:19:44 +0100 | [diff] [blame] | 1402 | /* Actual ssl context update */ |
William Lallemand | 1dedb0a | 2021-01-26 10:18:57 +0100 | [diff] [blame] | 1403 | SSL_CTX_up_ref(ckchi->ctx); |
Remi Tricot-Le Breton | f3eedfe | 2021-01-25 17:19:44 +0100 | [diff] [blame] | 1404 | ckchi->server->ssl_ctx.ctx = ckchi->ctx; |
William Lallemand | 1dedb0a | 2021-01-26 10:18:57 +0100 | [diff] [blame] | 1405 | ckchi->server->ssl_ctx.inst = ckchi; |
Remi Tricot-Le Breton | f3eedfe | 2021-01-25 17:19:44 +0100 | [diff] [blame] | 1406 | |
William Lallemand | e0de0a6 | 2021-02-03 18:51:01 +0100 | [diff] [blame] | 1407 | /* flush the session cache of the server */ |
William Lallemand | c78ac5a | 2021-11-17 02:59:21 +0100 | [diff] [blame] | 1408 | for (i = 0; i < global.nbthread; i++) { |
William Lallemand | 6cd7995 | 2021-11-23 15:15:09 +0100 | [diff] [blame] | 1409 | ha_free(&ckchi->server->ssl_ctx.reused_sess[i].ptr); |
William Lallemand | c78ac5a | 2021-11-17 02:59:21 +0100 | [diff] [blame] | 1410 | ha_free(&ckchi->server->ssl_ctx.reused_sess[i].sni); |
| 1411 | } |
Willy Tarreau | 61cfdf4 | 2021-02-20 10:46:51 +0100 | [diff] [blame] | 1412 | |
William Lallemand | 3ce6eed | 2021-02-08 10:43:44 +0100 | [diff] [blame] | 1413 | HA_RWLOCK_WRUNLOCK(SSL_SERVER_LOCK, &ckchi->server->ssl_ctx.lock); |
William Lallemand | e0de0a6 | 2021-02-03 18:51:01 +0100 | [diff] [blame] | 1414 | |
William Lallemand | 1dedb0a | 2021-01-26 10:18:57 +0100 | [diff] [blame] | 1415 | } else { |
Remi Tricot-Le Breton | f3eedfe | 2021-01-25 17:19:44 +0100 | [diff] [blame] | 1416 | HA_RWLOCK_WRLOCK(SNI_LOCK, &ckchi->bind_conf->sni_lock); |
| 1417 | ssl_sock_load_cert_sni(ckchi, ckchi->bind_conf); |
| 1418 | HA_RWLOCK_WRUNLOCK(SNI_LOCK, &ckchi->bind_conf->sni_lock); |
| 1419 | } |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1420 | } |
| 1421 | |
| 1422 | /* delete the old sni_ctx, the old ckch_insts and the ckch_store */ |
| 1423 | list_for_each_entry_safe(ckchi, ckchis, &old_ckchs->ckch_inst, by_ckchs) { |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1424 | |
William Lallemand | 1dedb0a | 2021-01-26 10:18:57 +0100 | [diff] [blame] | 1425 | if (ckchi->is_server_instance) { |
| 1426 | /* no lock for servers */ |
| 1427 | ckch_inst_free(ckchi); |
| 1428 | } else { |
| 1429 | struct bind_conf __maybe_unused *bind_conf = ckchi->bind_conf; |
| 1430 | |
| 1431 | HA_RWLOCK_WRLOCK(SNI_LOCK, &bind_conf->sni_lock); |
| 1432 | ckch_inst_free(ckchi); |
| 1433 | HA_RWLOCK_WRUNLOCK(SNI_LOCK, &bind_conf->sni_lock); |
| 1434 | } |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1435 | } |
| 1436 | |
| 1437 | /* Replace the old ckchs by the new one */ |
| 1438 | ckch_store_free(old_ckchs); |
| 1439 | ebst_insert(&ckchs_tree, &new_ckchs->node); |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1440 | appctx->ctx.ssl.old_ckchs = appctx->ctx.ssl.new_ckchs = NULL; |
| 1441 | appctx->st2 = SETCERT_ST_SUCCESS; |
| 1442 | /* fallthrough */ |
| 1443 | case SETCERT_ST_SUCCESS: |
| 1444 | if (ci_putstr(si_ic(si), "\nSuccess!\n") == -1) |
| 1445 | goto yield; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1446 | appctx->st2 = SETCERT_ST_FIN; |
| 1447 | /* fallthrough */ |
| 1448 | case SETCERT_ST_FIN: |
| 1449 | /* we achieved the transaction, we can set everything to NULL */ |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1450 | ckchs_transaction.new_ckchs = NULL; |
| 1451 | ckchs_transaction.old_ckchs = NULL; |
Christopher Faulet | 2ec7822 | 2022-05-31 18:07:59 +0200 | [diff] [blame] | 1452 | ckchs_transaction.path = NULL; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1453 | goto end; |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1454 | |
| 1455 | case SETCERT_ST_ERROR: |
| 1456 | error: |
| 1457 | chunk_printf(&trash, "\n%sFailed!\n", appctx->ctx.ssl.err); |
| 1458 | if (ci_putchk(si_ic(si), &trash) == -1) |
| 1459 | goto yield; |
| 1460 | appctx->st2 = SETCERT_ST_FIN; |
| 1461 | break; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1462 | } |
| 1463 | } |
| 1464 | end: |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1465 | /* success: call the release function and don't come back */ |
| 1466 | return 1; |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1467 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1468 | yield: |
Christopher Faulet | 82ae56d | 2022-05-31 16:37:01 +0200 | [diff] [blame] | 1469 | si_rx_room_blk(si); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1470 | return 0; /* should come back */ |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1471 | } |
| 1472 | |
| 1473 | /* |
| 1474 | * Parsing function of 'commit ssl cert' |
| 1475 | */ |
| 1476 | static int cli_parse_commit_cert(char **args, char *payload, struct appctx *appctx, void *private) |
| 1477 | { |
| 1478 | char *err = NULL; |
| 1479 | |
| 1480 | if (!cli_has_level(appctx, ACCESS_LVL_ADMIN)) |
| 1481 | return 1; |
| 1482 | |
| 1483 | if (!*args[3]) |
| 1484 | return cli_err(appctx, "'commit ssl cert expects a filename\n"); |
| 1485 | |
| 1486 | /* The operations on the CKCH architecture are locked so we can |
| 1487 | * manipulate ckch_store and ckch_inst */ |
| 1488 | if (HA_SPIN_TRYLOCK(CKCH_LOCK, &ckch_lock)) |
| 1489 | return cli_err(appctx, "Can't commit the certificate!\nOperations on certificates are currently locked!\n"); |
| 1490 | |
| 1491 | if (!ckchs_transaction.path) { |
| 1492 | memprintf(&err, "No ongoing transaction! !\n"); |
| 1493 | goto error; |
| 1494 | } |
| 1495 | |
| 1496 | if (strcmp(ckchs_transaction.path, args[3]) != 0) { |
| 1497 | memprintf(&err, "The ongoing transaction is about '%s' but you are trying to set '%s'\n", ckchs_transaction.path, args[3]); |
| 1498 | goto error; |
| 1499 | } |
| 1500 | |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1501 | /* if a certificate is here, a private key must be here too */ |
| 1502 | if (ckchs_transaction.new_ckchs->ckch->cert && !ckchs_transaction.new_ckchs->ckch->key) { |
| 1503 | memprintf(&err, "The transaction must contain at least a certificate and a private key!\n"); |
| 1504 | goto error; |
| 1505 | } |
William Lallemand | a941952 | 2020-06-24 16:26:41 +0200 | [diff] [blame] | 1506 | |
William Lallemand | 5685ccf | 2020-09-16 16:12:25 +0200 | [diff] [blame] | 1507 | if (!X509_check_private_key(ckchs_transaction.new_ckchs->ckch->cert, ckchs_transaction.new_ckchs->ckch->key)) { |
| 1508 | memprintf(&err, "inconsistencies between private key and certificate loaded '%s'.\n", ckchs_transaction.path); |
| 1509 | goto error; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1510 | } |
| 1511 | |
| 1512 | /* init the appctx structure */ |
| 1513 | appctx->st2 = SETCERT_ST_INIT; |
| 1514 | appctx->ctx.ssl.next_ckchi = NULL; |
| 1515 | appctx->ctx.ssl.new_ckchs = ckchs_transaction.new_ckchs; |
| 1516 | appctx->ctx.ssl.old_ckchs = ckchs_transaction.old_ckchs; |
| 1517 | |
| 1518 | /* we don't unlock there, it will be unlock after the IO handler, in the release handler */ |
| 1519 | return 0; |
| 1520 | |
| 1521 | error: |
| 1522 | |
| 1523 | HA_SPIN_UNLOCK(CKCH_LOCK, &ckch_lock); |
| 1524 | err = memprintf(&err, "%sCan't commit %s!\n", err ? err : "", args[3]); |
| 1525 | |
| 1526 | return cli_dynerr(appctx, err); |
| 1527 | } |
| 1528 | |
| 1529 | |
| 1530 | |
| 1531 | |
| 1532 | /* |
| 1533 | * Parsing function of `set ssl cert`, it updates or creates a temporary ckch. |
| 1534 | */ |
| 1535 | static int cli_parse_set_cert(char **args, char *payload, struct appctx *appctx, void *private) |
| 1536 | { |
| 1537 | struct ckch_store *new_ckchs = NULL; |
| 1538 | struct ckch_store *old_ckchs = NULL; |
| 1539 | char *err = NULL; |
| 1540 | int i; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1541 | int errcode = 0; |
| 1542 | char *end; |
| 1543 | int type = CERT_TYPE_PEM; |
| 1544 | struct cert_key_and_chain *ckch; |
| 1545 | struct buffer *buf; |
| 1546 | |
| 1547 | if (!cli_has_level(appctx, ACCESS_LVL_ADMIN)) |
| 1548 | return 1; |
| 1549 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1550 | if (!*args[3] || !payload) |
| 1551 | return cli_err(appctx, "'set ssl cert expects a filename and a certificate as a payload\n"); |
| 1552 | |
| 1553 | /* The operations on the CKCH architecture are locked so we can |
| 1554 | * manipulate ckch_store and ckch_inst */ |
| 1555 | if (HA_SPIN_TRYLOCK(CKCH_LOCK, &ckch_lock)) |
| 1556 | return cli_err(appctx, "Can't update the certificate!\nOperations on certificates are currently locked!\n"); |
| 1557 | |
William Lallemand | 5ba80d6 | 2021-05-04 16:17:27 +0200 | [diff] [blame] | 1558 | if ((buf = alloc_trash_chunk()) == NULL) { |
| 1559 | memprintf(&err, "%sCan't allocate memory\n", err ? err : ""); |
| 1560 | errcode |= ERR_ALERT | ERR_FATAL; |
| 1561 | goto end; |
| 1562 | } |
William Lallemand | e5ff4ad | 2020-06-08 09:40:37 +0200 | [diff] [blame] | 1563 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1564 | if (!chunk_strcpy(buf, args[3])) { |
| 1565 | memprintf(&err, "%sCan't allocate memory\n", err ? err : ""); |
| 1566 | errcode |= ERR_ALERT | ERR_FATAL; |
| 1567 | goto end; |
| 1568 | } |
| 1569 | |
| 1570 | /* check which type of file we want to update */ |
| 1571 | for (i = 0; cert_exts[i].type < CERT_TYPE_MAX; i++) { |
| 1572 | end = strrchr(buf->area, '.'); |
Tim Duesterhus | e5ff141 | 2021-01-02 22:31:53 +0100 | [diff] [blame] | 1573 | if (end && *cert_exts[i].ext && (strcmp(end + 1, cert_exts[i].ext) == 0)) { |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1574 | *end = '\0'; |
William Lallemand | 089c138 | 2020-10-23 17:35:12 +0200 | [diff] [blame] | 1575 | buf->data = strlen(buf->area); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1576 | type = cert_exts[i].type; |
| 1577 | break; |
| 1578 | } |
| 1579 | } |
| 1580 | |
| 1581 | appctx->ctx.ssl.old_ckchs = NULL; |
| 1582 | appctx->ctx.ssl.new_ckchs = NULL; |
| 1583 | |
| 1584 | /* if there is an ongoing transaction */ |
| 1585 | if (ckchs_transaction.path) { |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1586 | /* if there is an ongoing transaction, check if this is the same file */ |
| 1587 | if (strcmp(ckchs_transaction.path, buf->area) != 0) { |
William Lallemand | 089c138 | 2020-10-23 17:35:12 +0200 | [diff] [blame] | 1588 | /* we didn't find the transaction, must try more cases below */ |
| 1589 | |
| 1590 | /* if the del-ext option is activated we should try to take a look at a ".crt" too. */ |
| 1591 | if (type != CERT_TYPE_PEM && global_ssl.extra_files_noext) { |
| 1592 | if (!chunk_strcat(buf, ".crt")) { |
| 1593 | memprintf(&err, "%sCan't allocate memory\n", err ? err : ""); |
| 1594 | errcode |= ERR_ALERT | ERR_FATAL; |
| 1595 | goto end; |
| 1596 | } |
| 1597 | |
| 1598 | if (strcmp(ckchs_transaction.path, buf->area) != 0) { |
| 1599 | /* remove .crt of the error message */ |
| 1600 | *(b_orig(buf) + b_data(buf) + strlen(".crt")) = '\0'; |
| 1601 | b_sub(buf, strlen(".crt")); |
| 1602 | |
| 1603 | memprintf(&err, "The ongoing transaction is about '%s' but you are trying to set '%s'\n", ckchs_transaction.path, buf->area); |
| 1604 | errcode |= ERR_ALERT | ERR_FATAL; |
| 1605 | goto end; |
| 1606 | } |
| 1607 | } |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1608 | } |
| 1609 | |
| 1610 | appctx->ctx.ssl.old_ckchs = ckchs_transaction.new_ckchs; |
| 1611 | |
| 1612 | } else { |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1613 | |
William Lallemand | 95fefa1 | 2020-09-09 12:01:33 +0200 | [diff] [blame] | 1614 | /* lookup for the certificate in the tree */ |
| 1615 | appctx->ctx.ssl.old_ckchs = ckchs_lookup(buf->area); |
William Lallemand | 089c138 | 2020-10-23 17:35:12 +0200 | [diff] [blame] | 1616 | |
| 1617 | if (!appctx->ctx.ssl.old_ckchs) { |
| 1618 | /* if the del-ext option is activated we should try to take a look at a ".crt" too. */ |
| 1619 | if (type != CERT_TYPE_PEM && global_ssl.extra_files_noext) { |
| 1620 | if (!chunk_strcat(buf, ".crt")) { |
| 1621 | memprintf(&err, "%sCan't allocate memory\n", err ? err : ""); |
| 1622 | errcode |= ERR_ALERT | ERR_FATAL; |
| 1623 | goto end; |
| 1624 | } |
| 1625 | appctx->ctx.ssl.old_ckchs = ckchs_lookup(buf->area); |
| 1626 | } |
| 1627 | } |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1628 | } |
| 1629 | |
| 1630 | if (!appctx->ctx.ssl.old_ckchs) { |
| 1631 | memprintf(&err, "%sCan't replace a certificate which is not referenced by the configuration!\n", |
| 1632 | err ? err : ""); |
| 1633 | errcode |= ERR_ALERT | ERR_FATAL; |
| 1634 | goto end; |
| 1635 | } |
| 1636 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1637 | old_ckchs = appctx->ctx.ssl.old_ckchs; |
| 1638 | |
| 1639 | /* duplicate the ckch store */ |
| 1640 | new_ckchs = ckchs_dup(old_ckchs); |
| 1641 | if (!new_ckchs) { |
| 1642 | memprintf(&err, "%sCannot allocate memory!\n", |
| 1643 | err ? err : ""); |
| 1644 | errcode |= ERR_ALERT | ERR_FATAL; |
| 1645 | goto end; |
| 1646 | } |
| 1647 | |
William Lallemand | 95fefa1 | 2020-09-09 12:01:33 +0200 | [diff] [blame] | 1648 | ckch = new_ckchs->ckch; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1649 | |
| 1650 | /* appply the change on the duplicate */ |
| 1651 | if (cert_exts[type].load(buf->area, payload, ckch, &err) != 0) { |
| 1652 | memprintf(&err, "%sCan't load the payload\n", err ? err : ""); |
| 1653 | errcode |= ERR_ALERT | ERR_FATAL; |
| 1654 | goto end; |
| 1655 | } |
| 1656 | |
| 1657 | appctx->ctx.ssl.new_ckchs = new_ckchs; |
| 1658 | |
| 1659 | /* we succeed, we can save the ckchs in the transaction */ |
| 1660 | |
| 1661 | /* if there wasn't a transaction, update the old ckchs */ |
| 1662 | if (!ckchs_transaction.old_ckchs) { |
| 1663 | ckchs_transaction.old_ckchs = appctx->ctx.ssl.old_ckchs; |
Christopher Faulet | 2ec7822 | 2022-05-31 18:07:59 +0200 | [diff] [blame] | 1664 | ckchs_transaction.path = appctx->ctx.ssl.old_ckchs->path; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1665 | err = memprintf(&err, "Transaction created for certificate %s!\n", ckchs_transaction.path); |
| 1666 | } else { |
| 1667 | err = memprintf(&err, "Transaction updated for certificate %s!\n", ckchs_transaction.path); |
| 1668 | |
| 1669 | } |
| 1670 | |
| 1671 | /* free the previous ckchs if there was a transaction */ |
| 1672 | ckch_store_free(ckchs_transaction.new_ckchs); |
| 1673 | |
| 1674 | ckchs_transaction.new_ckchs = appctx->ctx.ssl.new_ckchs; |
| 1675 | |
| 1676 | |
| 1677 | /* creates the SNI ctxs later in the IO handler */ |
| 1678 | |
| 1679 | end: |
| 1680 | free_trash_chunk(buf); |
| 1681 | |
| 1682 | if (errcode & ERR_CODE) { |
| 1683 | |
| 1684 | ckch_store_free(appctx->ctx.ssl.new_ckchs); |
| 1685 | appctx->ctx.ssl.new_ckchs = NULL; |
| 1686 | |
| 1687 | appctx->ctx.ssl.old_ckchs = NULL; |
| 1688 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1689 | HA_SPIN_UNLOCK(CKCH_LOCK, &ckch_lock); |
| 1690 | return cli_dynerr(appctx, memprintf(&err, "%sCan't update %s!\n", err ? err : "", args[3])); |
| 1691 | } else { |
| 1692 | |
| 1693 | HA_SPIN_UNLOCK(CKCH_LOCK, &ckch_lock); |
| 1694 | return cli_dynmsg(appctx, LOG_NOTICE, err); |
| 1695 | } |
| 1696 | /* TODO: handle the ERR_WARN which are not handled because of the io_handler */ |
| 1697 | } |
| 1698 | |
| 1699 | /* parsing function of 'abort ssl cert' */ |
| 1700 | static int cli_parse_abort_cert(char **args, char *payload, struct appctx *appctx, void *private) |
| 1701 | { |
| 1702 | char *err = NULL; |
| 1703 | |
| 1704 | if (!cli_has_level(appctx, ACCESS_LVL_ADMIN)) |
| 1705 | return 1; |
| 1706 | |
| 1707 | if (!*args[3]) |
| 1708 | return cli_err(appctx, "'abort ssl cert' expects a filename\n"); |
| 1709 | |
| 1710 | /* The operations on the CKCH architecture are locked so we can |
| 1711 | * manipulate ckch_store and ckch_inst */ |
| 1712 | if (HA_SPIN_TRYLOCK(CKCH_LOCK, &ckch_lock)) |
| 1713 | return cli_err(appctx, "Can't abort!\nOperations on certificates are currently locked!\n"); |
| 1714 | |
| 1715 | if (!ckchs_transaction.path) { |
| 1716 | memprintf(&err, "No ongoing transaction!\n"); |
| 1717 | goto error; |
| 1718 | } |
| 1719 | |
| 1720 | if (strcmp(ckchs_transaction.path, args[3]) != 0) { |
| 1721 | memprintf(&err, "The ongoing transaction is about '%s' but you are trying to abort a transaction for '%s'\n", ckchs_transaction.path, args[3]); |
| 1722 | goto error; |
| 1723 | } |
| 1724 | |
| 1725 | /* Only free the ckchs there, because the SNI and instances were not generated yet */ |
| 1726 | ckch_store_free(ckchs_transaction.new_ckchs); |
| 1727 | ckchs_transaction.new_ckchs = NULL; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1728 | ckchs_transaction.old_ckchs = NULL; |
Christopher Faulet | 2ec7822 | 2022-05-31 18:07:59 +0200 | [diff] [blame] | 1729 | ckchs_transaction.path = NULL; |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1730 | |
| 1731 | HA_SPIN_UNLOCK(CKCH_LOCK, &ckch_lock); |
| 1732 | |
| 1733 | err = memprintf(&err, "Transaction aborted for certificate '%s'!\n", args[3]); |
| 1734 | return cli_dynmsg(appctx, LOG_NOTICE, err); |
| 1735 | |
| 1736 | error: |
| 1737 | HA_SPIN_UNLOCK(CKCH_LOCK, &ckch_lock); |
| 1738 | |
| 1739 | return cli_dynerr(appctx, err); |
| 1740 | } |
| 1741 | |
| 1742 | /* parsing function of 'new ssl cert' */ |
| 1743 | static int cli_parse_new_cert(char **args, char *payload, struct appctx *appctx, void *private) |
| 1744 | { |
| 1745 | struct ckch_store *store; |
| 1746 | char *err = NULL; |
| 1747 | char *path; |
| 1748 | |
| 1749 | if (!cli_has_level(appctx, ACCESS_LVL_ADMIN)) |
| 1750 | return 1; |
| 1751 | |
| 1752 | if (!*args[3]) |
| 1753 | return cli_err(appctx, "'new ssl cert' expects a filename\n"); |
| 1754 | |
| 1755 | path = args[3]; |
| 1756 | |
| 1757 | /* The operations on the CKCH architecture are locked so we can |
| 1758 | * manipulate ckch_store and ckch_inst */ |
| 1759 | if (HA_SPIN_TRYLOCK(CKCH_LOCK, &ckch_lock)) |
| 1760 | return cli_err(appctx, "Can't create a certificate!\nOperations on certificates are currently locked!\n"); |
| 1761 | |
| 1762 | store = ckchs_lookup(path); |
| 1763 | if (store != NULL) { |
| 1764 | memprintf(&err, "Certificate '%s' already exists!\n", path); |
| 1765 | store = NULL; /* we don't want to free it */ |
| 1766 | goto error; |
| 1767 | } |
| 1768 | /* we won't support multi-certificate bundle here */ |
William Lallemand | bd8e6ed | 2020-09-16 16:08:08 +0200 | [diff] [blame] | 1769 | store = ckch_store_new(path); |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1770 | if (!store) { |
| 1771 | memprintf(&err, "unable to allocate memory.\n"); |
| 1772 | goto error; |
| 1773 | } |
| 1774 | |
| 1775 | /* insert into the ckchs tree */ |
| 1776 | ebst_insert(&ckchs_tree, &store->node); |
| 1777 | memprintf(&err, "New empty certificate store '%s'!\n", args[3]); |
| 1778 | |
| 1779 | HA_SPIN_UNLOCK(CKCH_LOCK, &ckch_lock); |
| 1780 | return cli_dynmsg(appctx, LOG_NOTICE, err); |
| 1781 | error: |
| 1782 | free(store); |
| 1783 | HA_SPIN_UNLOCK(CKCH_LOCK, &ckch_lock); |
| 1784 | return cli_dynerr(appctx, err); |
| 1785 | } |
| 1786 | |
| 1787 | /* parsing function of 'del ssl cert' */ |
| 1788 | static int cli_parse_del_cert(char **args, char *payload, struct appctx *appctx, void *private) |
| 1789 | { |
| 1790 | struct ckch_store *store; |
| 1791 | char *err = NULL; |
| 1792 | char *filename; |
| 1793 | |
| 1794 | if (!cli_has_level(appctx, ACCESS_LVL_ADMIN)) |
| 1795 | return 1; |
| 1796 | |
| 1797 | if (!*args[3]) |
| 1798 | return cli_err(appctx, "'del ssl cert' expects a certificate name\n"); |
| 1799 | |
| 1800 | if (HA_SPIN_TRYLOCK(CKCH_LOCK, &ckch_lock)) |
| 1801 | return cli_err(appctx, "Can't delete the certificate!\nOperations on certificates are currently locked!\n"); |
| 1802 | |
| 1803 | filename = args[3]; |
| 1804 | |
Christopher Faulet | 2ecaf33 | 2022-05-31 18:04:25 +0200 | [diff] [blame] | 1805 | if (ckchs_transaction.path && strcmp(ckchs_transaction.path, filename) == 0) { |
| 1806 | memprintf(&err, "ongoing transaction for the certificate '%s'", filename); |
| 1807 | goto error; |
| 1808 | } |
| 1809 | |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1810 | store = ckchs_lookup(filename); |
| 1811 | if (store == NULL) { |
| 1812 | memprintf(&err, "certificate '%s' doesn't exist!\n", filename); |
| 1813 | goto error; |
| 1814 | } |
| 1815 | if (!LIST_ISEMPTY(&store->ckch_inst)) { |
| 1816 | memprintf(&err, "certificate '%s' in use, can't be deleted!\n", filename); |
| 1817 | goto error; |
| 1818 | } |
| 1819 | |
| 1820 | ebmb_delete(&store->node); |
| 1821 | ckch_store_free(store); |
| 1822 | |
| 1823 | memprintf(&err, "Certificate '%s' deleted!\n", filename); |
| 1824 | |
| 1825 | HA_SPIN_UNLOCK(CKCH_LOCK, &ckch_lock); |
| 1826 | return cli_dynmsg(appctx, LOG_NOTICE, err); |
| 1827 | |
| 1828 | error: |
| 1829 | memprintf(&err, "Can't remove the certificate: %s\n", err ? err : ""); |
| 1830 | HA_SPIN_UNLOCK(CKCH_LOCK, &ckch_lock); |
| 1831 | return cli_dynerr(appctx, err); |
| 1832 | } |
| 1833 | |
William Lallemand | ee8530c | 2020-06-23 18:19:42 +0200 | [diff] [blame] | 1834 | void ckch_deinit() |
| 1835 | { |
| 1836 | struct eb_node *node, *next; |
| 1837 | struct ckch_store *store; |
| 1838 | |
| 1839 | node = eb_first(&ckchs_tree); |
| 1840 | while (node) { |
| 1841 | next = eb_next(node); |
| 1842 | store = ebmb_entry(node, struct ckch_store, node); |
| 1843 | ckch_store_free(store); |
| 1844 | node = next; |
| 1845 | } |
| 1846 | } |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1847 | |
| 1848 | /* register cli keywords */ |
| 1849 | static struct cli_kw_list cli_kws = {{ },{ |
Willy Tarreau | b205bfd | 2021-05-07 11:38:37 +0200 | [diff] [blame] | 1850 | { { "new", "ssl", "cert", NULL }, "new ssl cert <certfile> : create a new certificate file to be used in a crt-list or a directory", cli_parse_new_cert, NULL, NULL }, |
| 1851 | { { "set", "ssl", "cert", NULL }, "set ssl cert <certfile> <payload> : replace a certificate file", cli_parse_set_cert, NULL, NULL }, |
| 1852 | { { "commit", "ssl", "cert", NULL }, "commit ssl cert <certfile> : commit a certificate file", cli_parse_commit_cert, cli_io_handler_commit_cert, cli_release_commit_cert }, |
| 1853 | { { "abort", "ssl", "cert", NULL }, "abort ssl cert <certfile> : abort a transaction for a certificate file", cli_parse_abort_cert, NULL, NULL }, |
| 1854 | { { "del", "ssl", "cert", NULL }, "del ssl cert <certfile> : delete an unused certificate file", cli_parse_del_cert, NULL, NULL }, |
| 1855 | { { "show", "ssl", "cert", NULL }, "show ssl cert [<certfile>] : display the SSL certificates used in memory, or the details of a file", cli_parse_show_cert, cli_io_handler_show_cert, cli_release_show_cert }, |
William Lallemand | da8584c | 2020-05-14 10:14:37 +0200 | [diff] [blame] | 1856 | { { NULL }, NULL, NULL, NULL } |
| 1857 | }}; |
| 1858 | |
| 1859 | INITCALL1(STG_REGISTER, cli_register_kw, &cli_kws); |
| 1860 | |