add options for excluding devices and for skipping OK devices in summary

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@235 f882894a-f735-0410-b71e-b25c423dba1c

1 files changed, 61 insertions, 33 deletions

diff --git a/plugins/check_disk.c b/plugins/check_disk.c
index 26d9ac9..5534305 100644
--- a/plugins/check_disk.c
+++ b/plugins/check_disk.c
@@ -36,7 +36,6 @@
 #include "utils.h"
 #include <stdarg.h>
 
-#define PROGNAME "check_disk"
 #define REVISION "$Revision$"
 #define COPYRIGHT "2000-2002"
 
@@ -46,29 +45,31 @@ int check_disk (int usp, int free_disk);
 void print_help (void);
 void print_usage (void);
 
+const char *PROGNAME = "check_disk";
+
 int w_df = -1;
 int c_df = -1;
 float w_dfp = -1.0;
 float c_dfp = -1.0;
 char *path = "";
-int verbose = FALSE;
+char *exclude_device = "";
+int verbose = 0;
 int display_mntp = FALSE;
 
+
 int
 main (int argc, char **argv)
 {
-        int len;
         int usp = -1;
         int total_disk = -1;
         int used_disk = -1;
         int free_disk = -1;
         int result = STATE_UNKNOWN;
-        int temp_result = STATE_UNKNOWN;
-        char *command_line = NULL;
-        char input_buffer[MAX_INPUT_BUFFER] = "";
-        char file_system[MAX_INPUT_BUFFER] = "";
-        char mntp[MAX_INPUT_BUFFER] = "";
-        char outbuf[MAX_INPUT_BUFFER] = "";
+        int disk_result = STATE_UNKNOWN;
+        char *command_line = "";
+        char input_buffer[MAX_INPUT_BUFFER];
+        char file_system[MAX_INPUT_BUFFER];
+        char mntp[MAX_INPUT_BUFFER];
         char *output = "";
 
         if (process_arguments (argc, argv) != OK)
@@ -76,7 +77,7 @@ main (int argc, char **argv)
 
         asprintf (&command_line, "%s %s", DF_COMMAND, path);
 
-        if (verbose)
+        if (verbose>0)
                 printf ("%s ==> ", command_line);
 
         child_process = spopen (command_line);
@@ -95,15 +96,30 @@ main (int argc, char **argv)
                 if (!index (input_buffer, '/'))
                         continue;
 
-                if (sscanf
-                                (input_buffer, "%s %d %d %d %d%% %s", file_system, &total_disk,
-                                 &used_disk, &free_disk, &usp, &mntp) == 6
-                                || sscanf (input_buffer, "%s %*s %d %d %d %d%% %s", file_system,
-                                 &total_disk, &used_disk, &free_disk, &usp, &mntp) == 6) {
-                        asprintf (&output, "%s [%d kB (%d%%) free on %s]", output, free_disk,
-                                  100 - usp, display_mntp ? mntp : file_system);
-                        result = max_state (result, check_disk (usp, free_disk));
+                if (sscanf (input_buffer, "%s %d %d %d %d%% %s", file_system,
+                     &total_disk, &used_disk, &free_disk, &usp, mntp) == 6 ||
+                    sscanf (input_buffer, "%s %*s %d %d %d %d%% %s", file_system,
+                                 &total_disk, &used_disk, &free_disk, &usp, mntp) == 6) {
+
+                        if (strcmp(exclude_device,file_system) == 0 ||
+                            strcmp(exclude_device,mntp) == 0) {
+                                if (verbose>0)
+                                        printf ("ignoring %s.", file_system);
+                                continue;
+                        }
+
+                        disk_result = check_disk (usp, free_disk);
+
+                        if (strcmp (file_system, "none") == 0)
+                                strncpy (file_system, mntp, MAX_INPUT_BUFFER-1);
+
+                        if (disk_result!=STATE_OK || verbose>=0) 
+                                asprintf (&output, "%s [%d kB (%d%%) free on %s]", output,
+                                          free_disk, 100 - usp, display_mntp ? mntp : file_system);
+
+                        result = max_state (result, disk_result);
                 }
+
                 else {
                         printf ("Unable to read output:\n%s\n%s\n", command_line, input_buffer);
                         return result;
@@ -112,27 +128,26 @@ main (int argc, char **argv)
         }
 
         /* If we get anything on stderr, at least set warning */
-        while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr))
-                /*result = max (result, STATE_WARNING); */
-                if( !( result == STATE_CRITICAL) ) {
+        while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr)) {
+                if (result != STATE_CRITICAL) {
                         result = STATE_WARNING;
                 }
+        }
 
         /* close stderr */
-        (void) fclose (child_stderr);
+        if (child_stderr) 
+                (void) fclose (child_stderr);
 
         /* close the pipe */
-        if (spclose (child_process))
-                /*result = max (result, STATE_WARNING); */
-                if( !( result == STATE_CRITICAL) ) {
+        if (spclose(child_process)!=0 && result!=STATE_CRITICAL)
                         result = STATE_WARNING;
-                }
+
         if (usp < 0)
                 printf ("Disk \"%s\" not mounted or nonexistant\n", path);
         else if (result == STATE_UNKNOWN)
                 printf ("Unable to read output\n%s\n%s\n", command_line, input_buffer);
         else
-                printf ("DISK %s -%s\n", state_text (result), output);
+                printf ("DISK %s%s\n", state_text (result), output);
 
         return result;
 }
@@ -155,6 +170,9 @@ process_arguments (int argc, char **argv)
                 {"version", no_argument, 0, 'V'},
                 {"help", no_argument, 0, 'h'},
                 {"mountpoint", no_argument, 0, 'm'},
+                {"exclude_device", required_argument, 0, 'x'},
+                {"quiet", no_argument, 0, 'q'},
+
                 {0, 0, 0, 0}
         };
 #endif
@@ -169,9 +187,9 @@ process_arguments (int argc, char **argv)
         while (1) {
 #ifdef HAVE_GETOPT_H
                 c =
-                        getopt_long (argc, argv, "Vhvt:c:w:p:m", long_options, &option_index);
+                        getopt_long (argc, argv, "+?Vqhvt:c:w:p:x:m", long_options, &option_index);
 #else
-                c = getopt (argc, argv, "Vhvt:c:w:p:m");
+                c = getopt (argc, argv, "+?Vqhvt:c:w:p:x:m");
 #endif
 
                 if (c == -1 || c == EOF)
@@ -222,11 +240,17 @@ process_arguments (int argc, char **argv)
                         path = optarg;
                         break;
                 case 'v':                                                                       /* verbose */
-                        verbose = TRUE;
+                        verbose++;
+                        break;
+                case 'q':                                                                       /* verbose */
+                        verbose--;
                         break;
                 case 'm': /* display mountpoint */
                         display_mntp = TRUE;
                         break;
+                case 'x':                                                                       /* exclude path or partition */
+                        exclude_device = optarg;
+                        break;
                 case 'V':                                                                       /* version */
                         print_revision (PROGNAME, REVISION);
                         exit (STATE_OK);
@@ -311,15 +335,19 @@ print_help (void)
                  " -w, --warning=INTEGER\n"
                  "   Exit with WARNING status if less than INTEGER kilobytes of disk are free\n"
                  " -w, --warning=PERCENT%%\n"
-                 "   Exit with WARNING status if more than PERCENT of disk space is free\n"
+                 "   Exit with WARNING status if less than PERCENT of disk space is free\n"
                  " -c, --critical=INTEGER\n"
                  "   Exit with CRITICAL status if less than INTEGER kilobytes of disk are free\n"
                  " -c, --critical=PERCENT%%\n"
-                 "   Exit with CRITCAL status if more than PERCENT of disk space is free\n"
+                 "   Exit with CRITCAL status if less than PERCENT of disk space is free\n"
                  " -p, --path=PATH, --partition=PARTTION\n"
                  "    Path or partition (checks all mounted partitions if unspecified)\n"
                  " -m, --mountpoint\n"
                  "    Display the mountpoint instead of the partition\n"
+                 " -x, --exclude_device=PATH\n"
+                 "    Ignore device (only works if -p unspecified)\n"
+                 " -e, --errors-only\n"
+                 "    Display only devices/mountpoints with errors\n"
                  " -v, --verbose\n"
                  "    Show details for command-line debugging (do not use with nagios server)\n"
                  " -h, --help\n"
@@ -332,7 +360,7 @@ void
 print_usage (void)
 {
         printf
-                ("Usage: %s -w limit -c limit [-p path] [-t timeout] [-m] [--verbose]\n"
+                ("Usage: %s -w limit -c limit [-p path | -x device] [-t timeout] [-m] [-e] [--verbose]\n"
                  "       %s (-h|--help)\n"
                  "       %s (-V|--version)\n", PROGNAME, PROGNAME, PROGNAME);
 }