diff options
Diffstat (limited to 'plugins')
-rw-r--r-- | plugins/check_ssh.c | 188 | ||||
-rw-r--r-- | plugins/t/check_ssh.t | 122 |
2 files changed, 234 insertions, 76 deletions
diff --git a/plugins/check_ssh.c b/plugins/check_ssh.c index 4eb746cb..34ef37b7 100644 --- a/plugins/check_ssh.c +++ b/plugins/check_ssh.c | |||
@@ -1,39 +1,39 @@ | |||
1 | /***************************************************************************** | 1 | /***************************************************************************** |
2 | * | 2 | * |
3 | * Monitoring check_ssh plugin | 3 | * Monitoring check_ssh plugin |
4 | * | 4 | * |
5 | * License: GPL | 5 | * License: GPL |
6 | * Copyright (c) 2000-2007 Monitoring Plugins Development Team | 6 | * Copyright (c) 2000-2007 Monitoring Plugins Development Team |
7 | * | 7 | * |
8 | * Description: | 8 | * Description: |
9 | * | 9 | * |
10 | * This file contains the check_ssh plugin | 10 | * This file contains the check_ssh plugin |
11 | * | 11 | * |
12 | * Try to connect to an SSH server at specified server and port | 12 | * Try to connect to an SSH server at specified server and port |
13 | * | 13 | * |
14 | * | 14 | * |
15 | * This program is free software: you can redistribute it and/or modify | 15 | * This program is free software: you can redistribute it and/or modify |
16 | * it under the terms of the GNU General Public License as published by | 16 | * it under the terms of the GNU General Public License as published by |
17 | * the Free Software Foundation, either version 3 of the License, or | 17 | * the Free Software Foundation, either version 3 of the License, or |
18 | * (at your option) any later version. | 18 | * (at your option) any later version. |
19 | * | 19 | * |
20 | * This program is distributed in the hope that it will be useful, | 20 | * This program is distributed in the hope that it will be useful, |
21 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 21 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
23 | * GNU General Public License for more details. | 23 | * GNU General Public License for more details. |
24 | * | 24 | * |
25 | * You should have received a copy of the GNU General Public License | 25 | * You should have received a copy of the GNU General Public License |
26 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | 26 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
27 | * | 27 | * |
28 | * | 28 | * |
29 | *****************************************************************************/ | 29 | *****************************************************************************/ |
30 | 30 | ||
31 | const char *progname = "check_ssh"; | 31 | const char *progname = "check_ssh"; |
32 | const char *copyright = "2000-2007"; | 32 | const char *copyright = "2000-2007"; |
33 | const char *email = "devel@monitoring-plugins.org"; | 33 | const char *email = "devel@monitoring-plugins.org"; |
34 | 34 | ||
35 | #include "common.h" | 35 | #include "./common.h" |
36 | #include "netutils.h" | 36 | #include "./netutils.h" |
37 | #include "utils.h" | 37 | #include "utils.h" |
38 | 38 | ||
39 | #ifndef MSG_DONTWAIT | 39 | #ifndef MSG_DONTWAIT |
@@ -105,7 +105,7 @@ process_arguments (int argc, char **argv) | |||
105 | {"timeout", required_argument, 0, 't'}, | 105 | {"timeout", required_argument, 0, 't'}, |
106 | {"verbose", no_argument, 0, 'v'}, | 106 | {"verbose", no_argument, 0, 'v'}, |
107 | {"remote-version", required_argument, 0, 'r'}, | 107 | {"remote-version", required_argument, 0, 'r'}, |
108 | {"remote-protcol", required_argument, 0, 'P'}, | 108 | {"remote-protocol", required_argument, 0, 'P'}, |
109 | {0, 0, 0, 0} | 109 | {0, 0, 0, 0} |
110 | }; | 110 | }; |
111 | 111 | ||
@@ -214,7 +214,9 @@ ssh_connect (char *haddr, int hport, char *remote_version, char *remote_protocol | |||
214 | { | 214 | { |
215 | int sd; | 215 | int sd; |
216 | int result; | 216 | int result; |
217 | char *output = NULL; | 217 | int len = 0; |
218 | ssize_t recv_ret = 0; | ||
219 | char *version_control_string = NULL; | ||
218 | char *buffer = NULL; | 220 | char *buffer = NULL; |
219 | char *ssh_proto = NULL; | 221 | char *ssh_proto = NULL; |
220 | char *ssh_server = NULL; | 222 | char *ssh_server = NULL; |
@@ -229,52 +231,126 @@ ssh_connect (char *haddr, int hport, char *remote_version, char *remote_protocol | |||
229 | if (result != STATE_OK) | 231 | if (result != STATE_OK) |
230 | return result; | 232 | return result; |
231 | 233 | ||
232 | output = (char *) malloc (BUFF_SZ + 1); | 234 | char *output = (char *) calloc (BUFF_SZ + 1, sizeof(char)); |
233 | memset (output, 0, BUFF_SZ + 1); | 235 | |
234 | recv (sd, output, BUFF_SZ, 0); | 236 | unsigned int iteration = 0; |
235 | if (strncmp (output, "SSH", 3)) { | 237 | ssize_t byte_offset = 0; |
236 | printf (_("Server answer: %s"), output); | 238 | |
237 | close(sd); | 239 | while ((version_control_string == NULL) && (recv_ret = recv(sd, output+byte_offset, BUFF_SZ - byte_offset, 0) > 0)) { |
240 | |||
241 | if (strchr(output, '\n')) { /* we've got at least one full line, start parsing*/ | ||
242 | byte_offset = 0; | ||
243 | |||
244 | char *index = NULL; | ||
245 | while ((index = strchr(output+byte_offset, '\n')) != NULL) { | ||
246 | /*Partition the buffer so that this line is a separate string, | ||
247 | * by replacing the newline with NUL*/ | ||
248 | output[(index - output)] = '\0'; | ||
249 | len = strlen(output + byte_offset); | ||
250 | |||
251 | if ((len >= 4) && (strncmp (output+byte_offset, "SSH-", 4) == 0)) { | ||
252 | /*if the string starts with SSH-, this _should_ be a valid version control string*/ | ||
253 | version_control_string = output+byte_offset; | ||
254 | break; | ||
255 | } | ||
256 | |||
257 | /*the start of the next line (if one exists) will be after the current one (+ NUL)*/ | ||
258 | byte_offset += (len + 1); | ||
259 | } | ||
260 | |||
261 | if(version_control_string == NULL) { | ||
262 | /* move unconsumed data to beginning of buffer, null rest */ | ||
263 | memmove((void *)output, (void *)output+byte_offset+1, BUFF_SZ - len+1); | ||
264 | memset(output+byte_offset+1, 0, BUFF_SZ-byte_offset+1); | ||
265 | |||
266 | /*start reading from end of current line chunk on next recv*/ | ||
267 | byte_offset = strlen(output); | ||
268 | } | ||
269 | } else { | ||
270 | byte_offset += recv_ret; | ||
271 | } | ||
272 | } | ||
273 | |||
274 | if (recv_ret < 0) { | ||
275 | printf("SSH CRITICAL - %s", strerror(errno)); | ||
276 | exit(STATE_CRITICAL); | ||
277 | } | ||
278 | |||
279 | if (version_control_string == NULL) { | ||
280 | printf("SSH CRITICAL - No version control string received"); | ||
281 | exit(STATE_CRITICAL); | ||
282 | } | ||
283 | /* | ||
284 | * "When the connection has been established, both sides MUST send an | ||
285 | * identification string. This identification string MUST be | ||
286 | * | ||
287 | * SSH-protoversion-softwareversion SP comments CR LF" | ||
288 | * - RFC 4253:4.2 | ||
289 | */ | ||
290 | strip (version_control_string); | ||
291 | if (verbose) | ||
292 | printf ("%s\n", version_control_string); | ||
293 | ssh_proto = version_control_string + 4; | ||
294 | |||
295 | /* | ||
296 | * We assume the protoversion is of the form Major.Minor, although | ||
297 | * this is not _strictly_ required. See | ||
298 | * | ||
299 | * "Both the 'protoversion' and 'softwareversion' strings MUST consist of | ||
300 | * printable US-ASCII characters, with the exception of whitespace | ||
301 | * characters and the minus sign (-)" | ||
302 | * - RFC 4253:4.2 | ||
303 | * and, | ||
304 | * | ||
305 | * "As stated earlier, the 'protoversion' specified for this protocol is | ||
306 | * "2.0". Earlier versions of this protocol have not been formally | ||
307 | * documented, but it is widely known that they use 'protoversion' of | ||
308 | * "1.x" (e.g., "1.5" or "1.3")." | ||
309 | * - RFC 4253:5 | ||
310 | */ | ||
311 | ssh_server = ssh_proto + strspn (ssh_proto, "0123456789.") + 1; /* (+1 for the '-' separating protoversion from softwareversion) */ | ||
312 | |||
313 | /* If there's a space in the version string, whatever's after the space is a comment | ||
314 | * (which is NOT part of the server name/version)*/ | ||
315 | char *tmp = strchr(ssh_server, ' '); | ||
316 | if (tmp) { | ||
317 | ssh_server[tmp - ssh_server] = '\0'; | ||
318 | } | ||
319 | if (strlen(ssh_proto) == 0 || strlen(ssh_server) == 0) { | ||
320 | printf(_("SSH CRITICAL - Invalid protocol version control string %s\n"), version_control_string); | ||
238 | exit (STATE_CRITICAL); | 321 | exit (STATE_CRITICAL); |
239 | } | 322 | } |
240 | else { | 323 | ssh_proto[strspn (ssh_proto, "0123456789. ")] = 0; |
241 | strip (output); | ||
242 | if (verbose) | ||
243 | printf ("%s\n", output); | ||
244 | ssh_proto = output + 4; | ||
245 | ssh_server = ssh_proto + strspn (ssh_proto, "-0123456789. "); | ||
246 | ssh_proto[strspn (ssh_proto, "0123456789. ")] = 0; | ||
247 | |||
248 | xasprintf (&buffer, "SSH-%s-check_ssh_%s\r\n", ssh_proto, rev_no); | ||
249 | send (sd, buffer, strlen (buffer), MSG_DONTWAIT); | ||
250 | if (verbose) | ||
251 | printf ("%s\n", buffer); | ||
252 | |||
253 | if (remote_version && strcmp(remote_version, ssh_server)) { | ||
254 | printf | ||
255 | (_("SSH CRITICAL - %s (protocol %s) version mismatch, expected '%s'\n"), | ||
256 | ssh_server, ssh_proto, remote_version); | ||
257 | close(sd); | ||
258 | exit (STATE_CRITICAL); | ||
259 | } | ||
260 | 324 | ||
261 | if (remote_protocol && strcmp(remote_protocol, ssh_proto)) { | 325 | xasprintf (&buffer, "SSH-%s-check_ssh_%s\r\n", ssh_proto, rev_no); |
262 | printf | 326 | send (sd, buffer, strlen (buffer), MSG_DONTWAIT); |
263 | (_("SSH CRITICAL - %s (protocol %s) protocol version mismatch, expected '%s'\n"), | 327 | if (verbose) |
264 | ssh_server, ssh_proto, remote_protocol); | 328 | printf ("%s\n", buffer); |
265 | close(sd); | ||
266 | exit (STATE_CRITICAL); | ||
267 | } | ||
268 | 329 | ||
269 | elapsed_time = (double)deltime(tv) / 1.0e6; | 330 | if (remote_version && strcmp(remote_version, ssh_server)) { |
331 | printf | ||
332 | (_("SSH CRITICAL - %s (protocol %s) version mismatch, expected '%s'\n"), | ||
333 | ssh_server, ssh_proto, remote_version); | ||
334 | close(sd); | ||
335 | exit (STATE_CRITICAL); | ||
336 | } | ||
270 | 337 | ||
338 | if (remote_protocol && strcmp(remote_protocol, ssh_proto)) { | ||
271 | printf | 339 | printf |
272 | (_("SSH OK - %s (protocol %s) | %s\n"), | 340 | (_("SSH CRITICAL - %s (protocol %s) protocol version mismatch, expected '%s' | %s\n"), |
273 | ssh_server, ssh_proto, fperfdata("time", elapsed_time, "s", | 341 | ssh_server, ssh_proto, remote_protocol, fperfdata("time", elapsed_time, "s", |
274 | false, 0, false, 0, true, 0, true, (int)socket_timeout)); | 342 | false, 0, false, 0, true, 0, true, (int)socket_timeout)); |
275 | close(sd); | 343 | close(sd); |
276 | exit (STATE_OK); | 344 | exit (STATE_CRITICAL); |
277 | } | 345 | } |
346 | elapsed_time = (double)deltime(tv) / 1.0e6; | ||
347 | |||
348 | printf | ||
349 | (_("SSH OK - %s (protocol %s) | %s\n"), | ||
350 | ssh_server, ssh_proto, fperfdata("time", elapsed_time, "s", | ||
351 | false, 0, false, 0, true, 0, true, (int)socket_timeout)); | ||
352 | close(sd); | ||
353 | exit (STATE_OK); | ||
278 | } | 354 | } |
279 | 355 | ||
280 | 356 | ||
@@ -292,7 +368,7 @@ print_help (void) | |||
292 | 368 | ||
293 | printf ("%s\n", _("Try to connect to an SSH server at specified server and port")); | 369 | printf ("%s\n", _("Try to connect to an SSH server at specified server and port")); |
294 | 370 | ||
295 | printf ("\n\n"); | 371 | printf ("\n\n"); |
296 | 372 | ||
297 | print_usage (); | 373 | print_usage (); |
298 | 374 | ||
@@ -306,10 +382,10 @@ print_help (void) | |||
306 | printf (UT_CONN_TIMEOUT, DEFAULT_SOCKET_TIMEOUT); | 382 | printf (UT_CONN_TIMEOUT, DEFAULT_SOCKET_TIMEOUT); |
307 | 383 | ||
308 | printf (" %s\n", "-r, --remote-version=STRING"); | 384 | printf (" %s\n", "-r, --remote-version=STRING"); |
309 | printf (" %s\n", _("Alert if string doesn't match expected server version (ex: OpenSSH_3.9p1)")); | 385 | printf (" %s\n", _("Alert if string doesn't match expected server version (ex: OpenSSH_3.9p1)")); |
310 | 386 | ||
311 | printf (" %s\n", "-P, --remote-protocol=STRING"); | 387 | printf (" %s\n", "-P, --remote-protocol=STRING"); |
312 | printf (" %s\n", _("Alert if protocol doesn't match expected protocol version (ex: 2.0)")); | 388 | printf (" %s\n", _("Alert if protocol doesn't match expected protocol version (ex: 2.0)")); |
313 | 389 | ||
314 | printf (UT_VERBOSE); | 390 | printf (UT_VERBOSE); |
315 | 391 | ||
@@ -321,7 +397,7 @@ print_help (void) | |||
321 | void | 397 | void |
322 | print_usage (void) | 398 | print_usage (void) |
323 | { | 399 | { |
324 | printf ("%s\n", _("Usage:")); | 400 | printf ("%s\n", _("Usage:")); |
325 | printf ("%s [-4|-6] [-t <timeout>] [-r <remote version>] [-p <port>] <host>\n", progname); | 401 | printf ("%s [-4|-6] [-t <timeout>] [-r <remote version>] [-p <port>] <host>\n", progname); |
326 | } | 402 | } |
327 | 403 | ||
diff --git a/plugins/t/check_ssh.t b/plugins/t/check_ssh.t index a5cd23ce..907d33a8 100644 --- a/plugins/t/check_ssh.t +++ b/plugins/t/check_ssh.t | |||
@@ -8,34 +8,116 @@ use strict; | |||
8 | use Test::More; | 8 | use Test::More; |
9 | use NPTest; | 9 | use NPTest; |
10 | 10 | ||
11 | my $res; | ||
12 | |||
11 | # Required parameters | 13 | # Required parameters |
12 | my $ssh_host = getTestParameter("NP_SSH_HOST", "A host providing SSH service", "localhost"); | 14 | my $ssh_host = getTestParameter("NP_SSH_HOST", |
13 | my $host_nonresponsive = getTestParameter("NP_HOST_NONRESPONSIVE", "The hostname of system not responsive to network requests", "10.0.0.1" ); | 15 | "A host providing SSH service", |
14 | my $hostname_invalid = getTestParameter("NP_HOSTNAME_INVALID", "An invalid (not known to DNS) hostname", "nosuchhost" ); | 16 | "localhost"); |
17 | |||
18 | my $host_nonresponsive = getTestParameter("NP_HOST_NONRESPONSIVE", | ||
19 | "The hostname of system not responsive to network requests", | ||
20 | "10.0.0.1" ); | ||
21 | |||
22 | my $hostname_invalid = getTestParameter("NP_HOSTNAME_INVALID", | ||
23 | "An invalid (not known to DNS) hostname", | ||
24 | "nosuchhost" ); | ||
25 | |||
26 | |||
27 | plan tests => 14 + 6; | ||
28 | |||
29 | SKIP: { | ||
30 | skip "SSH_HOST must be defined", 6 unless $ssh_host; | ||
31 | my $result = NPTest->testCmd( | ||
32 | "./check_ssh -H $ssh_host" | ||
33 | ); | ||
34 | cmp_ok($result->return_code, '==', 0, "Exit with return code 0 (OK)"); | ||
35 | like($result->output, '/^SSH OK - /', "Status text if command returned none (OK)"); | ||
36 | |||
37 | |||
38 | $result = NPTest->testCmd( | ||
39 | "./check_ssh -H $host_nonresponsive -t 2" | ||
40 | ); | ||
41 | cmp_ok($result->return_code, '==', 2, "Exit with return code 0 (OK)"); | ||
42 | like($result->output, '/^CRITICAL - Socket timeout after 2 seconds/', "Status text if command returned none (OK)"); | ||
43 | |||
44 | |||
45 | |||
46 | $result = NPTest->testCmd( | ||
47 | "./check_ssh -H $hostname_invalid -t 2" | ||
48 | ); | ||
49 | cmp_ok($result->return_code, '==', 3, "Exit with return code 0 (OK)"); | ||
50 | like($result->output, '/^check_ssh: Invalid hostname/', "Status text if command returned none (OK)"); | ||
51 | |||
15 | 52 | ||
53 | } | ||
54 | SKIP: { | ||
16 | 55 | ||
17 | plan skip_all => "SSH_HOST must be defined" unless $ssh_host; | 56 | skip "No netcat available", 14 unless (system("which nc > /dev/null") == 0); |
18 | plan tests => 6; | ||
19 | 57 | ||
58 | # netcat on linux (on debian) will just keep the socket open if not advised otherwise | ||
59 | # therefore we add -q to close it after two seconds after receiving the EOF from input | ||
60 | my $nc_flags = "-l 5003 -N"; | ||
61 | #A valid protocol version control string has the form | ||
62 | # SSH-protoversion-softwareversion SP comments CR LF | ||
63 | # | ||
64 | # where `comments` is optional, protoversion is the SSH protocol version and | ||
65 | # softwareversion is an arbitrary string representing the server software version | ||
66 | open(NC, "echo 'SSH-2.0-nagiosplug.ssh.0.1' | nc ${nc_flags}|"); | ||
67 | sleep 0.1; | ||
68 | $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003" ); | ||
69 | cmp_ok( $res->return_code, '==', 0, "Got SSH protocol version control string"); | ||
70 | like( $res->output, '/^SSH OK - nagiosplug.ssh.0.1 \(protocol 2.0\)/', "Output OK"); | ||
71 | close NC; | ||
20 | 72 | ||
21 | my $result = NPTest->testCmd( | 73 | open(NC, "echo 'SSH-2.0-3.2.9.1' | nc ${nc_flags}|"); |
22 | "./check_ssh -H $ssh_host" | 74 | sleep 0.1; |
23 | ); | 75 | $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003" ); |
24 | cmp_ok($result->return_code, '==', 0, "Exit with return code 0 (OK)"); | 76 | cmp_ok( $res->return_code, "==", 0, "Got SSH protocol version control string with non-alpha softwareversion string"); |
25 | like($result->output, '/^SSH OK - /', "Status text if command returned none (OK)"); | 77 | like( $res->output, '/^SSH OK - 3.2.9.1 \(protocol 2.0\)/', "Output OK for non-alpha softwareversion string"); |
78 | close NC; | ||
26 | 79 | ||
80 | open(NC, "echo 'SSH-2.0-nagiosplug.ssh.0.1 this is a comment' | nc ${nc_flags} |"); | ||
81 | sleep 0.1; | ||
82 | $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003 -r nagiosplug.ssh.0.1" ); | ||
83 | cmp_ok( $res->return_code, '==', 0, "Got SSH protocol version control string, and parsed comment appropriately"); | ||
84 | like( $res->output, '/^SSH OK - nagiosplug.ssh.0.1 \(protocol 2.0\)/', "Output OK"); | ||
85 | close NC; | ||
27 | 86 | ||
28 | $result = NPTest->testCmd( | 87 | open(NC, "echo 'SSH-' | nc ${nc_flags}|"); |
29 | "./check_ssh -H $host_nonresponsive -t 2" | 88 | sleep 0.1; |
30 | ); | 89 | $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003" ); |
31 | cmp_ok($result->return_code, '==', 2, "Exit with return code 0 (OK)"); | 90 | cmp_ok( $res->return_code, '==', 2, "Got invalid SSH protocol version control string"); |
32 | like($result->output, '/^CRITICAL - Socket timeout after 2 seconds/', "Status text if command returned none (OK)"); | 91 | like( $res->output, '/^SSH CRITICAL/', "Output OK"); |
92 | close NC; | ||
33 | 93 | ||
94 | open(NC, "echo '' | nc ${nc_flags}|"); | ||
95 | sleep 0.1; | ||
96 | $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003" ); | ||
97 | cmp_ok( $res->return_code, '==', 2, "No version control string received"); | ||
98 | like( $res->output, '/^SSH CRITICAL - No version control string received/', "Output OK"); | ||
99 | close NC; | ||
34 | 100 | ||
101 | open(NC, "echo 'Not a version control string' | nc ${nc_flags}|"); | ||
102 | sleep 0.1; | ||
103 | $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003" ); | ||
104 | cmp_ok( $res->return_code, '==', 2, "No version control string received"); | ||
105 | like( $res->output, '/^SSH CRITICAL - No version control string received/', "Output OK"); | ||
106 | close NC; | ||
35 | 107 | ||
36 | $result = NPTest->testCmd( | ||
37 | "./check_ssh -H $hostname_invalid -t 2" | ||
38 | ); | ||
39 | cmp_ok($result->return_code, '==', 3, "Exit with return code 0 (OK)"); | ||
40 | like($result->output, '/^check_ssh: Invalid hostname/', "Status text if command returned none (OK)"); | ||
41 | 108 | ||
109 | #RFC 4253 permits servers to send any number of data lines prior to sending the protocol version control string | ||
110 | open(NC, "{ echo 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA'; sleep 0.5; | ||
111 | echo 'BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB'; sleep 0.5; | ||
112 | echo 'CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC'; sleep 0.2; | ||
113 | echo 'DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD'; sleep 0.3; | ||
114 | printf 'EEEEEEEEEEEEEEEEEE'; sleep 0.2; | ||
115 | printf 'EEEEEEEEEEEEEEEEEE\n'; sleep 0.2; | ||
116 | echo 'Some\nPrepended\nData\nLines\n'; sleep 0.2; | ||
117 | echo 'SSH-2.0-nagiosplug.ssh.0.2';} | nc ${nc_flags}|"); | ||
118 | sleep 0.1; | ||
119 | $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003" ); | ||
120 | cmp_ok( $res->return_code, '==', 0, "Got delayed SSH protocol version control string"); | ||
121 | like( $res->output, '/^SSH OK - nagiosplug.ssh.0.2 \(protocol 2.0\)/', "Output OK"); | ||
122 | close NC; | ||
123 | } | ||