4 files changed, 94 insertions, 14 deletions

diff --git a/lib/utils_disk.c b/lib/utils_disk.c
index fdbeaf1..74708c0 100644
--- a/lib/utils_disk.c
+++ b/lib/utils_disk.c
@@ -60,6 +60,7 @@ np_add_parameter(struct parameter_list **list, const char *name)
   new_path->usedspace_units = NULL;
   new_path->usedspace_percent = NULL;
   new_path->usedinodes_percent = NULL;
+  new_path->freeinodes_percent = NULL;
 
   if (current == NULL) {
     *list = new_path;
diff --git a/lib/utils_disk.h b/lib/utils_disk.h
index 700f5d2..8bf4f11 100644
--- a/lib/utils_disk.h
+++ b/lib/utils_disk.h
@@ -19,6 +19,7 @@ struct parameter_list
   thresholds *usedspace_units;
   thresholds *usedspace_percent;
   thresholds *usedinodes_percent;
+  thresholds *freeinodes_percent;
   struct mount_entry *best_match;
   struct parameter_list *name_next;
 };
diff --git a/plugins/check_disk.c b/plugins/check_disk.c
index 51e8e85..ac86f4d 100644
--- a/plugins/check_disk.c
+++ b/plugins/check_disk.c
@@ -146,6 +146,8 @@ char *warn_usedspace_percent = NULL;
 char *crit_usedspace_percent = NULL;
 char *warn_usedinodes_percent = NULL;
 char *crit_usedinodes_percent = NULL;
+char *warn_freeinodes_percent = NULL;
+char *crit_freeinodes_percent = NULL;
 
 
 int
@@ -197,6 +199,7 @@ main (int argc, char **argv)
       set_thresholds(&path->usedspace_units, warn_usedspace_units, crit_usedspace_units);
       set_thresholds(&path->usedspace_percent, warn_usedspace_percent, crit_usedspace_percent);
       set_thresholds(&path->usedinodes_percent, warn_usedinodes_percent, crit_usedinodes_percent);
+      set_thresholds(&path->freeinodes_percent, warn_freeinodes_percent, crit_freeinodes_percent);
     }
   } else {
     np_set_best_match(path_select_list, mount_list, exact_match);
@@ -261,8 +264,8 @@ main (int argc, char **argv)
       dfree_inodes_percent = 100 - dused_inodes_percent;
 
       if (verbose >= 3) {
-        printf ("For %s, used_pct=%g free_pct=%g used_units=%g free_units=%g total_units=%g used_inodes_pct=%g\n", 
-          me->me_mountdir, dused_pct, dfree_pct, dused_units, dfree_units, dtotal_units, dused_inodes_percent);
+        printf ("For %s, used_pct=%g free_pct=%g used_units=%g free_units=%g total_units=%g used_inodes_pct=%g free_inodes_pct=%g\n", 
+          me->me_mountdir, dused_pct, dfree_pct, dused_units, dfree_units, dtotal_units, dused_inodes_percent, dfree_inodes_percent);
       }
 
       /* Threshold comparisons */
@@ -287,6 +290,10 @@ main (int argc, char **argv)
       if (verbose >=3) printf("Usedinodes_percent result=%d\n", temp_result);
       disk_result = max_state( disk_result, temp_result );
 
+      temp_result = get_status(dfree_inodes_percent, path->freeinodes_percent);
+      if (verbose >=3) printf("Freeinodes_percent result=%d\n", temp_result);
+      disk_result = max_state( disk_result, temp_result );
+
       result = max_state(result, disk_result);
 
       /* What a mess of units. The output shows free space, the perf data shows used space. Yikes!
@@ -309,8 +316,8 @@ main (int argc, char **argv)
       asprintf (&perf, "%s %s", perf,
                 perfdata ((!strcmp(me->me_mountdir, "none") || display_mntp) ? me->me_devname : me->me_mountdir,
                           dused_units, units,
-                          TRUE, warning_high_tide,
-                          TRUE, critical_high_tide,
+                          (warning_high_tide != UINT_MAX ? TRUE : FALSE), warning_high_tide,
+                          (critical_high_tide != UINT_MAX ? TRUE : FALSE), critical_high_tide,
                           TRUE, 0,
                           TRUE, dtotal_units));
 
@@ -477,10 +484,18 @@ process_arguments (int argc, char **argv)
       break;
 
     case 'W':                   /* warning inode threshold */
-      warn_usedinodes_percent = optarg;
+      if (*optarg == '@') {
+        warn_freeinodes_percent = optarg;
+      } else {
+        asprintf(&warn_freeinodes_percent, "@%s", optarg);
+      }
       break;
     case 'K':                   /* critical inode threshold */
-      crit_usedinodes_percent = optarg;
+      if (*optarg == '@') {
+        crit_freeinodes_percent = optarg;
+      } else {
+        asprintf(&crit_freeinodes_percent, "@%s", optarg);
+      }
       break;
     case 'u':
       if (units)
@@ -525,7 +540,7 @@ process_arguments (int argc, char **argv)
       if (! (warn_freespace_units || crit_freespace_units || warn_freespace_percent || 
              crit_freespace_percent || warn_usedspace_units || crit_usedspace_units ||
              warn_usedspace_percent || crit_usedspace_percent || warn_usedinodes_percent ||
-             crit_usedinodes_percent)) {
+             crit_usedinodes_percent || warn_freeinodes_percent || crit_freeinodes_percent )) {
         die (STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set a threshold value before using -p\n"));
       }
       se = np_add_parameter(&path_select_list, optarg);
@@ -534,6 +549,7 @@ process_arguments (int argc, char **argv)
       set_thresholds(&se->usedspace_units, warn_usedspace_units, crit_usedspace_units);
       set_thresholds(&se->usedspace_percent, warn_usedspace_percent, crit_usedspace_percent);
       set_thresholds(&se->usedinodes_percent, warn_usedinodes_percent, crit_usedinodes_percent);
+      set_thresholds(&se->freeinodes_percent, warn_freeinodes_percent, crit_freeinodes_percent);
       break;
     case 'x':                 /* exclude path or partition */
       np_add_name(&dp_exclude_list, optarg);
@@ -567,6 +583,8 @@ process_arguments (int argc, char **argv)
       crit_usedspace_percent = NULL;
       warn_usedinodes_percent = NULL;
       crit_usedinodes_percent = NULL;
+      warn_freeinodes_percent = NULL;
+      crit_freeinodes_percent = NULL;
       break;
     case 'V':                 /* version */
       print_revision (progname, revision);
@@ -594,6 +612,7 @@ process_arguments (int argc, char **argv)
     set_thresholds(&se->usedspace_units, warn_usedspace_units, crit_usedspace_units);
     set_thresholds(&se->usedspace_percent, warn_usedspace_percent, crit_usedspace_percent);
     set_thresholds(&se->usedinodes_percent, warn_usedinodes_percent, crit_usedinodes_percent);
+    set_thresholds(&se->freeinodes_percent, warn_freeinodes_percent, crit_freeinodes_percent);
   }
 
   if (units == NULL) {
diff --git a/plugins/t/check_disk.t b/plugins/t/check_disk.t
index e8e35b9..dd4fcee 100644
--- a/plugins/t/check_disk.t
+++ b/plugins/t/check_disk.t
@@ -24,13 +24,13 @@ my $mountpoint2_valid = getTestParameter( "NP_MOUNTPOINT2_VALID", "Path to anoth
 if ($mountpoint_valid eq "" or $mountpoint2_valid eq "") {
         plan skip_all => "Need 2 mountpoints to test";
 } else {
-        plan tests => 42;
+        plan tests => 56;
 }
 
 $result = NPTest->testCmd( 
         "./check_disk -w 1% -c 1% -p $mountpoint_valid -w 1% -c 1% -p $mountpoint2_valid" 
         );
-cmp_ok( $result->return_code, "==", 0, "Checking two mountpoints (must have at least 1% free)");
+cmp_ok( $result->return_code, "==", 0, "Checking two mountpoints (must have at least 1% free in space and inodes)");
 my $c = 0;
 $_ = $result->output;
 $c++ while /\(/g;       # counts number of "(" - should be two
@@ -54,6 +54,26 @@ if ($free_on_mp1 > $free_on_mp2) {
 }
 
 
+# Do same for inodes
+$_ = $result->output;
+my ($free_inode_on_mp1, $free_inode_on_mp2) = (m/inode=(\d+)%.*inode=(\d+)%/);
+die "Cannot parse free inodes: $_" unless ($free_inode_on_mp1 && $free_inode_on_mp2);
+my $avg_inode_free = ceil(($free_inode_on_mp1 + $free_inode_on_mp2)/2);
+my ($more_inode_free, $less_inode_free);
+if ($free_inode_on_mp1 > $free_inode_on_mp2) {
+        $more_inode_free = $mountpoint_valid;
+        $less_inode_free = $mountpoint2_valid;
+} elsif ($free_on_mp1 < $free_on_mp2) {
+        $more_inode_free = $mountpoint2_valid;
+        $less_inode_free = $mountpoint_valid;
+} else {
+        die "Two mountpoints with same inodes free - cannot do rest of test";
+}
+
+
+
+# Basic filesystem checks for sizes
+
 $result = NPTest->testCmd( "./check_disk -w 1 -c 1 -p $more_free" );
 cmp_ok( $result->return_code, '==', 0, "At least 1 MB available on $more_free");
 like  ( $result->output, $successOutput, "OK output" );
@@ -76,8 +96,6 @@ cmp_ok( $result->return_code, "==", 2, "Get critical on less_free mountpoint $le
 like( $result->output, $failureOutput, "Right output" );
 
 
-
-
 $result = NPTest->testCmd(
         "./check_disk -w $avg_free% -c 0% -p $less_free"
         );
@@ -102,9 +120,6 @@ like( $result->output, qr/$less_free/, "Found problem $less_free");
 unlike( $result->only_output, qr/$more_free/, "Has ignored $more_free as not a problem");
 like( $result->perf_output, qr/$more_free/, "But $more_free is still in perf data");
 
-
-
-
 $result = NPTest->testCmd(
         "./check_disk -w $avg_free% -c 0% -p $more_free"
         );
@@ -126,6 +141,50 @@ cmp_ok( $result->return_code, '==', 2, "And reversing arguments should not make
 
 
 
+# Basic inode checks for sizes
+
+$result = NPTest->testCmd( "./check_disk --icritical 1% --iwarning 1% -p $more_inode_free" );
+is( $result->return_code, 0, "At least 1% free on inodes for both mountpoints");
+
+$result = NPTest->testCmd( "./check_disk -K 100% -W 100% -p $less_inode_free" );
+is( $result->return_code, 2, "Critical requesting 100% free inodes for both mountpoints");
+
+$result = NPTest->testCmd( "./check_disk --iwarning 1% --icritical 1% -p $more_inode_free -K 100% -W 100% -p $less_inode_free" );
+is( $result->return_code, 2, "Get critical on less_inode_free mountpoint $less_inode_free");
+
+$result = NPTest->testCmd( "./check_disk -W $avg_inode_free% -K 0% -p $less_inode_free" );
+is( $result->return_code, 1, "Get warning on less_inode_free, when checking average");
+
+$result = NPTest->testCmd( "./check_disk -W $avg_inode_free% -K $avg_inode_free% -p $more_inode_free ");
+is( $result->return_code, 0, "Get ok on more_inode_free when checking average");
+
+$result = NPTest->testCmd( "./check_disk -W $avg_inode_free% -K 0% -p $less_inode_free -W $avg_inode_free% -K $avg_inode_free% -p $more_inode_free" );
+is ($result->return_code, 1, "Combine above two tests, get warning");
+$all_disks = $result->output;
+
+$result = NPTest->testCmd( "./check_disk -e -W $avg_inode_free% -K 0% -p $less_inode_free -W $avg_inode_free% -K $avg_inode_free% -p $more_inode_free" );
+isnt( $result->output, $all_disks, "-e gives different output");
+like( $result->output, qr/$less_inode_free/, "Found problem $less_inode_free");
+unlike( $result->only_output, qr/$more_inode_free/, "Has ignored $more_inode_free as not a problem");
+like( $result->perf_output, qr/$more_inode_free/, "But $more_inode_free is still in perf data");
+
+$result = NPTest->testCmd( "./check_disk -W $avg_inode_free% -K 0% -p $more_inode_free" );
+is( $result->return_code, 0, "Get ok on more_inode_free mountpoint, checking average");
+
+$result = NPTest->testCmd( "./check_disk -W $avg_inode_free% -K $avg_inode_free% -p $less_inode_free" );
+is( $result->return_code, 2, "Get critical on less_inode_free, checking average");
+
+$result = NPTest->testCmd( "./check_disk -W $avg_inode_free% -K 0% -p $more_inode_free -W $avg_inode_free% -K $avg_inode_free% -p $less_inode_free" );
+is( $result->return_code, 2, "Combining above two tests, get critical");
+
+$result = NPTest->testCmd( "./check_disk -W $avg_inode_free% -K $avg_inode_free% -p $less_inode_free -W $avg_inode_free% -K 0% -p $more_inode_free" );
+cmp_ok( $result->return_code, '==', 2, "And reversing arguments should not make a difference");
+
+
+
+
+
+
 TODO: {
         local $TODO = "Invalid percent figures";
         $result = NPTest->testCmd(