new check mountpoint

README.md

@@ -13,4 +13,11 @@ load_per_cpu.sh
 Icinga plugin to check load average per CPU. Shows 1min, 5min 15min
 average per CPU. Different to check_load, the load is divided by the
 number of CPU units and therefore normalized. So the same warning and
-critical levels fit for any server.
+critical levels fit for any server.
+
+mountpoint.sh
+-------------
+
+Icinga plugin to check whether a given path is available. Detects
+problems, e.g. with glusterfs: In case of a problem, there is an error
+message such as "socket not connected". Called with path to check.

load_per_cpu.sh

@@ -9,9 +9,12 @@ $0 [OPTIONS]
 
 OPTIONS
 
+  -h, --help                show this help
+
   -w, --warning   "a b c"   set warning threshold for:
                             a: 1min, b: 5min, c: 15min average
                             (default: ${WARNING[@]})
+
   -c, --critical  "a b c"   set critical threshold for:
                             a: 1min, b: 5min, c: 15min average
                             (default: ${CRITICAL[@]})
@@ -35,8 +38,6 @@ EOF
     shift
 done
 
-a=( $(cut -d' ' -f 1-3 </proc/loadavg) )
-
 echo "before ${a[@]}"
 level=0
 txt=OK

mountpoint.sh

@@ -0,0 +1,56 @@
+#!/bin/bash
+
+path=""
+while test $# -gt 0; do
+    case $1 in
+        (-h|--help) cat <<EOF
+$0 [OPTIONS] PATH
+
+  -h, --help                show this help
+
+PATH
+
+Path to check.
+
+DESCRIPTION
+
+Icinga plugin to check whether a given path is available. Detects
+problems, e.g. with glusterfs: In case of a problem, there is an error
+message such as "socket not connected".
+
+EOF
+                    exit;;
+        (*) if test $# -ne 1; then
+                echo "ERROR: please specify an existing path, not $*" 1>&2
+                exit 1
+            fi
+            path="$1";;
+    esac
+    if test $# -lt 1; then
+        echo "ERROR: missing option, try $0 --help"
+        exit 1
+    fi
+    shift
+done
+if ! test -d "$path"; then
+    echo "ERROR: no such path $path" 1>&2
+    exit 1
+fi
+time=$(mktemp)
+out=$(mktemp)
+err=$(mktemp)
+if /usr/bin/time -f "elapsed=%es" -qo $time ls "$path" > $out 2> $err && test -s $out; then
+    if [[ $(<$time) =~ elapsed=0.0[012]s ]]; then
+        level=0
+        STATUS="OK - ${path}:"
+    else
+        level=1
+        STATUS="WARNING - ${path}:"
+    fi        
+else
+    level=2
+    STATUS="CRITICAL - $(<$err):"
+fi
+echo ${STATUS} $(<$time)
+rm $time $out $err 2>&1 > /dev/null
+exit $level