diff options
Diffstat (limited to 'plugins/sslutils.c')
| -rw-r--r-- | plugins/sslutils.c | 50 |
1 files changed, 34 insertions, 16 deletions
diff --git a/plugins/sslutils.c b/plugins/sslutils.c index 4f9c793c..14f6579d 100644 --- a/plugins/sslutils.c +++ b/plugins/sslutils.c | |||
| @@ -1,29 +1,29 @@ | |||
| 1 | /***************************************************************************** | 1 | /***************************************************************************** |
| 2 | * | 2 | * |
| 3 | * Monitoring Plugins SSL utilities | 3 | * Monitoring Plugins SSL utilities |
| 4 | * | 4 | * |
| 5 | * License: GPL | 5 | * License: GPL |
| 6 | * Copyright (c) 2005-2010 Monitoring Plugins Development Team | 6 | * Copyright (c) 2005-2010 Monitoring Plugins Development Team |
| 7 | * | 7 | * |
| 8 | * Description: | 8 | * Description: |
| 9 | * | 9 | * |
| 10 | * This file contains common functions for plugins that require SSL. | 10 | * This file contains common functions for plugins that require SSL. |
| 11 | * | 11 | * |
| 12 | * | 12 | * |
| 13 | * This program is free software: you can redistribute it and/or modify | 13 | * This program is free software: you can redistribute it and/or modify |
| 14 | * it under the terms of the GNU General Public License as published by | 14 | * it under the terms of the GNU General Public License as published by |
| 15 | * the Free Software Foundation, either version 3 of the License, or | 15 | * the Free Software Foundation, either version 3 of the License, or |
| 16 | * (at your option) any later version. | 16 | * (at your option) any later version. |
| 17 | * | 17 | * |
| 18 | * This program is distributed in the hope that it will be useful, | 18 | * This program is distributed in the hope that it will be useful, |
| 19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 21 | * GNU General Public License for more details. | 21 | * GNU General Public License for more details. |
| 22 | * | 22 | * |
| 23 | * You should have received a copy of the GNU General Public License | 23 | * You should have received a copy of the GNU General Public License |
| 24 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | 24 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 25 | * | 25 | * |
| 26 | * | 26 | * |
| 27 | *****************************************************************************/ | 27 | *****************************************************************************/ |
| 28 | 28 | ||
| 29 | #define MAX_CN_LENGTH 256 | 29 | #define MAX_CN_LENGTH 256 |
| @@ -48,7 +48,7 @@ int np_net_ssl_init_with_hostname_and_version(int sd, char *host_name, int versi | |||
| 48 | } | 48 | } |
| 49 | 49 | ||
| 50 | int np_net_ssl_init_with_hostname_version_and_cert(int sd, char *host_name, int version, char *cert, char *privkey) { | 50 | int np_net_ssl_init_with_hostname_version_and_cert(int sd, char *host_name, int version, char *cert, char *privkey) { |
| 51 | SSL_METHOD *method = NULL; | 51 | const SSL_METHOD *method = NULL; |
| 52 | long options = 0; | 52 | long options = 0; |
| 53 | 53 | ||
| 54 | switch (version) { | 54 | switch (version) { |
| @@ -193,11 +193,22 @@ int np_net_ssl_read(void *buf, int num) { | |||
| 193 | 193 | ||
| 194 | int np_net_ssl_check_cert(int days_till_exp_warn, int days_till_exp_crit){ | 194 | int np_net_ssl_check_cert(int days_till_exp_warn, int days_till_exp_crit){ |
| 195 | # ifdef USE_OPENSSL | 195 | # ifdef USE_OPENSSL |
| 196 | X509 *certificate=NULL; | 196 | X509 *certificate = NULL; |
| 197 | certificate=SSL_get_peer_certificate(s); | ||
| 198 | return(np_net_ssl_check_certificate(certificate, days_till_exp_warn, days_till_exp_crit)); | ||
| 199 | # else /* ifndef USE_OPENSSL */ | ||
| 200 | printf("%s\n", _("WARNING - Plugin does not support checking certificates.")); | ||
| 201 | return STATE_WARNING; | ||
| 202 | # endif /* USE_OPENSSL */ | ||
| 203 | } | ||
| 204 | |||
| 205 | int np_net_ssl_check_certificate(X509 *certificate, int days_till_exp_warn, int days_till_exp_crit){ | ||
| 206 | # ifdef USE_OPENSSL | ||
| 197 | X509_NAME *subj=NULL; | 207 | X509_NAME *subj=NULL; |
| 198 | char timestamp[50] = ""; | 208 | char timestamp[50] = ""; |
| 199 | char cn[MAX_CN_LENGTH]= ""; | 209 | char cn[MAX_CN_LENGTH]= ""; |
| 200 | 210 | char *tz; | |
| 211 | |||
| 201 | int cnlen =-1; | 212 | int cnlen =-1; |
| 202 | int status=STATE_UNKNOWN; | 213 | int status=STATE_UNKNOWN; |
| 203 | 214 | ||
| @@ -209,7 +220,6 @@ int np_net_ssl_check_cert(int days_till_exp_warn, int days_till_exp_crit){ | |||
| 209 | int time_remaining; | 220 | int time_remaining; |
| 210 | time_t tm_t; | 221 | time_t tm_t; |
| 211 | 222 | ||
| 212 | certificate=SSL_get_peer_certificate(s); | ||
| 213 | if (!certificate) { | 223 | if (!certificate) { |
| 214 | printf("%s\n",_("CRITICAL - Cannot retrieve server certificate.")); | 224 | printf("%s\n",_("CRITICAL - Cannot retrieve server certificate.")); |
| 215 | return STATE_CRITICAL; | 225 | return STATE_CRITICAL; |
| @@ -264,10 +274,18 @@ int np_net_ssl_check_cert(int days_till_exp_warn, int days_till_exp_crit){ | |||
| 264 | (tm->data[10 + offset] - '0') * 10 + (tm->data[11 + offset] - '0'); | 274 | (tm->data[10 + offset] - '0') * 10 + (tm->data[11 + offset] - '0'); |
| 265 | stamp.tm_isdst = -1; | 275 | stamp.tm_isdst = -1; |
| 266 | 276 | ||
| 267 | time_left = difftime(timegm(&stamp), time(NULL)); | 277 | tm_t = timegm(&stamp); |
| 278 | time_left = difftime(tm_t, time(NULL)); | ||
| 268 | days_left = time_left / 86400; | 279 | days_left = time_left / 86400; |
| 269 | tm_t = mktime (&stamp); | 280 | tz = getenv("TZ"); |
| 270 | strftime(timestamp, 50, "%c", localtime(&tm_t)); | 281 | setenv("TZ", "GMT", 1); |
| 282 | tzset(); | ||
| 283 | strftime(timestamp, 50, "%c %z", localtime(&tm_t)); | ||
| 284 | if (tz) | ||
| 285 | setenv("TZ", tz, 1); | ||
| 286 | else | ||
| 287 | unsetenv("TZ"); | ||
| 288 | tzset(); | ||
| 271 | 289 | ||
| 272 | if (days_left > 0 && days_left <= days_till_exp_warn) { | 290 | if (days_left > 0 && days_left <= days_till_exp_warn) { |
| 273 | printf (_("%s - Certificate '%s' expires in %d day(s) (%s).\n"), (days_left>days_till_exp_crit)?"WARNING":"CRITICAL", cn, days_left, timestamp); | 291 | printf (_("%s - Certificate '%s' expires in %d day(s) (%s).\n"), (days_left>days_till_exp_crit)?"WARNING":"CRITICAL", cn, days_left, timestamp); |
