diff options
Diffstat (limited to 'plugins/check_http.c')
| -rw-r--r-- | plugins/check_http.c | 41 |
1 files changed, 28 insertions, 13 deletions
diff --git a/plugins/check_http.c b/plugins/check_http.c index 1869837e..8eadc62e 100644 --- a/plugins/check_http.c +++ b/plugins/check_http.c @@ -62,6 +62,7 @@ char regexp[MAX_RE_SIZE]; char errbuf[MAX_INPUT_BUFFER]; int cflags = REG_NOSUB | REG_EXTENDED | REG_NEWLINE; int errcode; +int invert_regex = 0; struct timeval tv; @@ -156,6 +157,10 @@ process_arguments (int argc, char **argv) { int c = 1; + enum { + INVERT_REGEX = CHAR_MAX + 1 + }; + int option = 0; static struct option longopts[] = { STD_LONG_OPTS, @@ -180,6 +185,7 @@ process_arguments (int argc, char **argv) {"max-age", required_argument, 0, 'M'}, {"content-type", required_argument, 0, 'T'}, {"pagesize", required_argument, 0, 'm'}, + {"invert-regex", no_argument, NULL, INVERT_REGEX}, {"use-ipv4", no_argument, 0, '4'}, {"use-ipv6", no_argument, 0, '6'}, {0, 0, 0, 0} @@ -346,6 +352,9 @@ process_arguments (int argc, char **argv) return ERROR; } break; + case INVERT_REGEX: + invert_regex = 1; + break; case '4': address_family = AF_INET; break; @@ -985,25 +994,29 @@ check_http (void) if (strlen (regexp)) { errcode = regexec (&preg, page, REGS, pmatch, 0); - if (errcode == 0) { + if ((errcode == 0 && invert_regex == 0) || (errcode == REG_NOMATCH && invert_regex == 1)) { printf (_("HTTP OK %s - %.3f second response time %s%s|%s %s\n"), status_line, elapsed_time, timestamp, (display_html ? "</A>" : ""), perfd_time (elapsed_time), perfd_size (pagesize)); exit (STATE_OK); } + else if ((errcode == REG_NOMATCH && invert_regex == 0) || (errcode == 0 && invert_regex == 1)) { + if (invert_regex == 0) + msg = strdup(_("pattern not found")); + else + msg = strdup(_("pattern found")); + printf (_("%s - %s%s|%s %s\n"), + _("CRITICAL"), + msg, + (display_html ? "</A>" : ""), + perfd_time (elapsed_time), perfd_size (pagesize)); + exit (STATE_CRITICAL); + } else { - if (errcode == REG_NOMATCH) { - printf (_("CRITICAL - pattern not found%s|%s %s\n"), - (display_html ? "</A>" : ""), - perfd_time (elapsed_time), perfd_size (pagesize)); - exit (STATE_CRITICAL); - } - else { - regerror (errcode, &preg, errbuf, MAX_INPUT_BUFFER); - printf (_("CRITICAL - Execute Error: %s\n"), errbuf); - exit (STATE_CRITICAL); - } + regerror (errcode, &preg, errbuf, MAX_INPUT_BUFFER); + printf (_("CRITICAL - Execute Error: %s\n"), errbuf); + exit (STATE_CRITICAL); } } @@ -1265,7 +1278,9 @@ certificate expiration times.")); -r, --regex, --ereg=STRING\n\ Search page for regex STRING\n\ -R, --eregi=STRING\n\ - Search page for case-insensitive regex STRING\n")); + Search page for case-insensitive regex STRING\n\ + --invert-regex\n\ + Return CRITICAL if found, OK if not\n")); printf (_("\ -a, --authorization=AUTH_PAIR\n\ |