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@@ -30,12 +30,11 @@
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#include "utils.h"
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const char *progname = "check_swap";
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-#define REVISION "$Revision$"
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-#define COPYRIGHT "2000-2002"
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-#define AUTHOR "Karl DeBisschop"
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-#define EMAIL "kdebisschop@users.sourceforge.net"
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-#define SUMMARY "Check swap space on local server.\n"
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+const char *revision = "$Revision$";
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+const char *copyright = "2000-2003";
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+const char *email = "nagiosplug-devel@lists.sourceforge.net";
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+int check_swap (int usp, int free_swap);
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int process_arguments (int argc, char **argv);
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int validate_arguments (void);
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void print_usage (void);
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@@ -52,16 +51,68 @@ int allswaps;
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int sun = 0; /* defined by compiler if it is a sun solaris system */
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#endif
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+void
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+print_usage (void)
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+{
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+ printf (_("Usage:\n\
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+ %s [-a] -w <used_percentage>%% -c <used_percentage>%%\n\
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+ %s [-a] -w <bytes_free> -c <bytes_free>\n\
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+ %s (-h | --help) for detailed help\n\
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+ %s (-V | --version) for version information\n"),
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+ progname, progname, progname, progname);
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+}
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+
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+
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+
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+
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+
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+void
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+print_help (void)
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+{
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+ print_revision (progname, revision);
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+
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+ printf (_(COPYRIGHT), copyright, email);
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+
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+ printf (_("Check swap space on local server.\n\n"));
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+
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+ print_usage ();
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+
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+ printf (_(HELP_VRSN));
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+
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+ printf (_("\n\
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+ -w, --warning=INTEGER\n\
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+ Exit with WARNING status if less than INTEGER bytes of swap space are free\n\
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+ -w, --warning=PERCENT%%\n\
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+ Exit with WARNING status if less than PERCENT of swap space has been used\n\
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+ -c, --critical=INTEGER\n\
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+ Exit with CRITICAL status if less than INTEGER bytes of swap space are free\n\
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+ -c, --critical=PERCENT%%\n\
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+ Exit with CRITCAL status if less than PERCENT of swap space has been used\n\
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+ -a, --allswaps\n\
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+ Conduct comparisons for all swap partitions, one by one\n"));
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+
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+#ifdef sun
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+ printf (_("\n\
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+On Solaris, if -a specified, uses swap -l, otherwise uses swap -s.\n\
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+Will be discrepencies because swap -s counts allocated swap and includes\n\
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+real memory\n"));
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+#endif
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+
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+ support ();
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+}
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+
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+
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+
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int
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main (int argc, char **argv)
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{
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int percent_used, percent;
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long unsigned int total_swap = 0, used_swap = 0, free_swap = 0;
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- long unsigned int total, used, free;
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- int conv_factor; /* Convert to MBs */
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+ long unsigned int dsktotal, dskused, dskfree;
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int result = STATE_OK;
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char input_buffer[MAX_INPUT_BUFFER];
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#ifdef HAVE_SWAP
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+ int conv_factor; /* Convert to MBs */
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char *temp_buffer;
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char *swap_command;
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char *swap_format;
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@@ -78,11 +129,11 @@ main (int argc, char **argv)
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#ifdef HAVE_PROC_MEMINFO
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fp = fopen (PROC_MEMINFO, "r");
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while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, fp)) {
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- if (sscanf (input_buffer, " %s %lu %lu %lu", str, &total, &used, &free) == 4 &&
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+ if (sscanf (input_buffer, " %s %lu %lu %lu", str, &dsktotal, &dskused, &dskfree) == 4 &&
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strstr (str, "Swap")) {
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- total = total / 1048576;
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- used = used / 1048576;
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- free = free / 1048576;
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+ dsktotal = dsktotal / 1048576;
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+ dskused = dskused / 1048576;
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+ dskfree = dskfree / 1048576;
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#endif
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#ifdef HAVE_SWAP
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if (!allswaps && sun) {
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@@ -118,7 +169,7 @@ main (int argc, char **argv)
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while (temp_buffer) {
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if (strstr (temp_buffer, "blocks"))
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sprintf (str, "%s %s", str, "%f");
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- else if (strstr (temp_buffer, "free"))
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+ else if (strstr (temp_buffer, "dskfree"))
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sprintf (str, "%s %s", str, "%f");
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else
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sprintf (str, "%s %s", str, "%*s");
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@@ -133,23 +184,23 @@ main (int argc, char **argv)
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total_swap = used_swap + free_swap;
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} else {
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while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process)) {
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- sscanf (input_buffer, swap_format, &total, &free);
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+ sscanf (input_buffer, swap_format, &dsktotal, &dskfree);
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- total = total / conv_factor;
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- free = free / conv_factor;
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+ dsktotal = dsktotal / conv_factor;
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+ dskfree = dskfree / conv_factor;
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if (verbose >= 3)
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- printf ("total=%d, free=%d\n", total, free);
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+ printf ("total=%d, free=%d\n", dsktotal, dskfree);
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- used = total - free;
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+ dskused = dsktotal - dskfree;
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#endif
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- total_swap += total;
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- used_swap += used;
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- free_swap += free;
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+ total_swap += dsktotal;
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+ used_swap += dskused;
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+ free_swap += dskfree;
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if (allswaps) {
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- percent = 100 * (((double) used) / ((double) total));
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- result = max_state (result, check_swap (percent, free));
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+ percent = 100 * (((double) dskused) / ((double) dsktotal));
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+ result = max_state (result, check_swap (percent, dskfree));
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if (verbose)
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- asprintf (&status, "%s [%lu (%d%%)]", status, free, 100 - percent);
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+ asprintf (&status, "%s [%lu (%d%%)]", status, dskfree, 100 - percent);
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}
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}
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}
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@@ -175,6 +226,7 @@ main (int argc, char **argv)
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#endif
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terminate (result, "SWAP %s:%s\n", state_text (result), status);
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+ return STATE_UNKNOWN;
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}
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@@ -186,11 +238,11 @@ check_swap (int usp, int free_swap)
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int result = STATE_UNKNOWN;
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if (usp >= 0 && usp >= (100.0 - crit_percent))
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result = STATE_CRITICAL;
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- else if (crit_size >= 0 && free_swap <= crit_size)
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+ else if (crit_size > 0 && (unsigned)free_swap <= crit_size)
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result = STATE_CRITICAL;
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else if (usp >= 0 && usp >= (100.0 - warn_percent))
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result = STATE_WARNING;
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- else if (warn_size >= 0 && free_swap <= warn_size)
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+ else if (warn_size > 0 && (unsigned)free_swap <= warn_size)
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result = STATE_WARNING;
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else if (usp >= 0.0)
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result = STATE_OK;
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@@ -270,7 +322,7 @@ process_arguments (int argc, char **argv)
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verbose++;
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break;
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case 'V': /* version */
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- print_revision (progname, "$Revision$");
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+ print_revision (progname, revision);
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exit (STATE_OK);
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case 'h': /* help */
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print_help ();
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@@ -293,12 +345,12 @@ process_arguments (int argc, char **argv)
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if (c == argc)
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return validate_arguments ();
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- if (warn_size < 0 && is_intnonneg (argv[c]))
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+ if (warn_size == 0 && is_intnonneg (argv[c]))
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warn_size = atoi (argv[c++]);
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if (c == argc)
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return validate_arguments ();
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- if (crit_size < 0 && is_intnonneg (argv[c]))
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+ if (crit_size == 0 && is_intnonneg (argv[c]))
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crit_size = atoi (argv[c++]);
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return validate_arguments ();
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@@ -311,8 +363,8 @@ process_arguments (int argc, char **argv)
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int
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validate_arguments (void)
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{
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- if (warn_percent > 100 && crit_percent > 100 && warn_size < 0
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- && crit_size < 0) {
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+ if (warn_percent > 100 && crit_percent > 100 && warn_size == 0
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+ && crit_size == 0) {
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return ERROR;
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}
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else if (warn_percent < crit_percent) {
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@@ -325,54 +377,3 @@ validate_arguments (void)
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}
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return OK;
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}
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-
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-
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-
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-
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-
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-void
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-print_usage (void)
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-{
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- printf
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- ("Usage:\n"
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- " %s [-a] -w <used_percentage>%% -c <used_percentage>%%\n"
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- " %s [-a] -w <bytes_free> -c <bytes_free>\n"
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- " %s (-h | --help) for detailed help\n"
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- " %s (-V | --version) for version information\n",
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- progname, progname, progname, progname);
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-}
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-
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-
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-
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-
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-
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-void
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-print_help (void)
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-{
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- print_revision (progname, REVISION);
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- printf
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- ("Copyright (c) %s %s <%s>\n\n%s\n", COPYRIGHT, AUTHOR, EMAIL, SUMMARY);
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- print_usage ();
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- printf
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- ("\nOptions:\n"
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- " -w, --warning=INTEGER\n"
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- " Exit with WARNING status if less than INTEGER bytes of swap space are free\n"
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- " -w, --warning=PERCENT%%\n"
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- " Exit with WARNING status if less than PERCENT of swap space has been used\n"
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- " -c, --critical=INTEGER\n"
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- " Exit with CRITICAL status if less than INTEGER bytes of swap space are free\n"
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- " -c, --critical=PERCENT%%\n"
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- " Exit with CRITCAL status if less than PERCENT of swap space has been used\n"
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- " -a, --allswaps\n"
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- " Conduct comparisons for all swap partitions, one by one\n"
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- " -h, --help\n"
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- " Print detailed help screen\n"
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- " -V, --version\n" " Print version information\n"
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-#ifdef sun
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- "\nOn Solaris, if -a specified, uses swap -l, otherwise uses swap -s.\n"
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- "Will be discrepencies because swap -s counts allocated swap and includes real memory\n"
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-#endif
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- "\n"
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- );
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- support ();
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-}
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Karl DeBisschop