[checkmk-commits] Check_MK Git: check_mk: nfsmounts: works now also in AIX ( needs GNU stat installed)

Module: check_mk Branch: master Commit: 3e278bc41824216053ec67cef2a5e503be80c8d6 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=3e278bc4182421… Author: Mathias Kettner &lt;mk(a)mathias-kettner.de&gt; Date: Mon Aug 25 13:26:51 2014 +0200 nfsmounts: works now also in AIX (needs GNU stat installed) --- agents/check_mk_agent.aix | 41 +++++++++++++++++++++++++++++++++++++++++ checkman/nfsmounts | 2 +- checks/nfsmounts | 9 +++++++++ 3 files changed, 51 insertions(+), 1 deletion(-) diff --git a/agents/check_mk_agent.aix b/agents/check_mk_agent.aix index bed8bad..d5d3e11 100755 --- a/agents/check_mk_agent.aix +++ b/agents/check_mk_agent.aix @@ -51,6 +51,36 @@ else exec <&- 2>/dev/null fi +# Shell version of the waitmax utility, that limits the runtime of +# commands. This version does not conserve the original exit code +# of the command. It is successfull if the command terminated +# in time. +function waitmax +{ + TIMEOUT=${1}0 + SIGNAL=9 + shift + + # Run command in background + ksh -c "$*" & + PID=$! + + # Wait for termination within TIMOUT seconds + while [ $TIMEOUT -gt 0 ] + do + TIMEOUT=$((TIMEOUT - 1)) + if [ ! -e /proc/$PID ] ; then + return 0 + fi + perl -e "select(undef, undef, undef, 0.1);" + done + + # Process did not terminate in time. Kill and + # return with an error + kill -9 $PID + return 255 +} + echo '<<<check_mk>>>' echo Version: 1.2.5i6 echo AgentOS: aix @@ -58,6 +88,17 @@ echo AgentOS: aix echo '<<<df>>>' df -kP | sed 's/ / - /' | grep -v ^/proc | grep -v ^Filesystem | grep -v : +# Check for hanging NFS mounts. This needs a GNU stat installed in the PATH +if type stat >/dev/null 2>&1 ; then + echo '<<<nfsmounts>>>' + mount | grep ' nfs' | awk '{print $3;}' | \ + while read MP + do + waitmax 2 stat -f -c '"'$MP' ok - - - -"' "$MP" || \ + echo "$MP hanging 0 0 0 0" + done +fi + echo '<<<ps>>>' ps -ef -F user,vszsize,rssize,pcpu,args | sed -e 1d -e 's/ *\([^ ]*\) *\([^ ]*\) *\([^ ]*\) *\([^ ]*\) */(\1,\2,\3,\4) /' diff --git a/checkman/nfsmounts b/checkman/nfsmounts index 3adcc16..c067b57 100644 --- a/checkman/nfsmounts +++ b/checkman/nfsmounts @@ -1,5 +1,5 @@ title: Health of NFS mounts -agents: linux +agents: linux, aix catalog: os/services license: GPL distribution: check_mk diff --git a/checks/nfsmounts b/checks/nfsmounts index 6d5a1a0..a705cab 100644 --- a/checks/nfsmounts +++ b/checks/nfsmounts @@ -36,6 +36,15 @@ def check_nfsmounts(item, _no_params, info): for line in info: mountpoint = " ".join(line[:-5]) if mountpoint == item: + # On some operating systems there is no information about + # used and free space, but just dahshes (e.g. AIX) + if line[-4] == '-': + if line[-5] == 'ok': + return 0, "NFS mount seems OK" + else: + return 2, "Server not responding" + + size_blocks = int(line[-4]) free_blocks = int(line[-2]) # for non-root user blocksize = int(line[-1])