Michelle/nagios-plugin-check_galera_cluster
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Make the USER and PASSWORD parameters optional

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Ales Nosek
2016-01-31 10:28:12 -08:00
committed by Guillaume Coré
parent 10802af0c4
commit 4ea9e83e67
2 changed files with 25 additions and 28 deletions
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README.md
+5 -4
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@@ -2,11 +2,12 @@ nagios-plugin-check_galera_cluster
=======================================
A nagios plugin to check status of a galera cluster
Version 1.0, Guillaume Coré <g@fridim.org>
Version 1.1, Guillaume Coré <fridim@onfi.re>, Ales Nosek <ales.nosek@gmail.com>
check_galera_cluster is a Nagios plugin to monitor Galera cluster status.
check_galera_cluster -u USER -p PASSWORD [-H HOST] [-P PORT] [-w SIZE] [-c SIZE] [-f FLOAT] [-0]
check_galera_cluster [-u USER] [-p PASSWORD] [-H HOST] [-P PORT] [-w SIZE] [-c SIZE] [-f FLOAT] [-0]
Options:
u)
@@ -14,9 +15,9 @@ Version 1.0, Guillaume Coré <g@fridim.org>
p)
MySQL password.
H)
MySQL host. Default is localhost.
MySQL host.
P)
MySQL port. Default is 3306.
MySQL port.
w)
Sets minimum number of nodes in the cluster when WARNING is raised. (default is same as critical).
c)
check_galera_cluster
Executable → Regular
+19 -23
View File
@@ -1,7 +1,7 @@
#!/bin/bash
PROGNAME=`basename $0`
VERSION="Version 1.0,"
AUTHOR="Guillaume Coré <g@fridim.org>"
VERSION="Version 1.1"
AUTHOR="Guillaume Coré <fridim@onfi.re>, Ales Nosek <ales.nosek@gmail.com>"
ST_OK=0
ST_WR=1
@@ -17,7 +17,7 @@ print_help() {
echo ""
echo "$PROGNAME is a Nagios plugin to monitor Galera cluster status."
echo ""
echo "$PROGNAME -u USER -p PASSWORD [-H HOST] [-P PORT] [-w SIZE] [-c SIZE] [-f FLOAT] [-0]"
echo "$PROGNAME [-u USER] [-p PASSWORD] [-H HOST] [-P PORT] [-w SIZE] [-c SIZE] [-f FLOAT] [-0]"
echo ""
echo "Options:"
echo " u)"
@@ -25,9 +25,9 @@ print_help() {
echo " p)"
echo " MySQL password."
echo " H)"
echo " MySQL host. Default is localhost."
echo " MySQL host."
echo " P)"
echo " MySQL port. Default is 3306."
echo " MySQL port."
echo " w)"
echo " Sets minimum number of nodes in the cluster when WARNING is raised. (default is same as critical)."
echo " c)"
@@ -41,8 +41,6 @@ print_help() {
# default values
crit=2
port='3306'
mysqlhost='localhost'
fcp=0.1
while getopts “hvu:p:H:P:w:c:f:0” OPTION; do
@@ -91,25 +89,23 @@ if [ -z "$warn" ]; then
warn=$crit
fi
# MANDATORY args
if [ -z "$mysqluser" ]; then
echo "argument -u missing"
print_help
exit $ST_UK
create_param() {
if [ -n "$2" ]; then
echo $1$2
fi
}
if [ -z "$password" ]; then
echo "argument -p missing"
print_help
exit $ST_UK
fi
param_mysqlhost=$(create_param -h "$mysqlhost")
param_port=$(create_param -P "$port")
param_mysqluser=$(create_param -u "$mysqluser")
param_password=$(create_param -p "$password")
r1=$(mysql -h$mysqlhost -P$port -u$mysqluser -p$password -B -N -e "show status like 'wsrep_cluster_size'"|cut -f 2) # 3 (GALERA_CLUSTER_SIZE)
r2=$(mysql -h$mysqlhost -P$port -u$mysqluser -p$password -B -N -e "show status like 'wsrep_cluster_status'"|cut -f 2) # Primary
r3=$(mysql -h$mysqlhost -P$port -u$mysqluser -p$password -B -N -e "show status like 'wsrep_flow_control_paused'"|cut -f 2) # < 0.1
r4=$(mysql -h$mysqlhost -P$port -u$mysqluser -p$password -B -N -e "show status like 'wsrep_ready'"|cut -f 2) # ON
r5=$(mysql -h$mysqlhost -P$port -u$mysqluser -p$password -B -N -e "show status like 'wsrep_connected'"|cut -f 2) # ON
r6=$(mysql -h$mysqlhost -P$port -u$mysqluser -p$password -B -N -e "show status like 'wsrep_local_state_comment'"|cut -f 2) # Synced
r1=$(mysql $param_mysqlhost $param_port $param_mysqluser $param_password -B -N -e "show status like 'wsrep_cluster_size'"|cut -f 2) # 3 (GALERA_CLUSTER_SIZE)
r2=$(mysql $param_mysqlhost $param_port $param_mysqluser $param_password -B -N -e "show status like 'wsrep_cluster_status'"|cut -f 2) # Primary
r3=$(mysql $param_mysqlhost $param_port $param_mysqluser $param_password -B -N -e "show status like 'wsrep_flow_control_paused'"|cut -f 2) # < 0.1
r4=$(mysql $param_mysqlhost $param_port $param_mysqluser $param_password -B -N -e "show status like 'wsrep_ready'"|cut -f 2) # ON
r5=$(mysql $param_mysqlhost $param_port $param_mysqluser $param_password -B -N -e "show status like 'wsrep_connected'"|cut -f 2) # ON
r6=$(mysql $param_mysqlhost $param_port $param_mysqluser $param_password -B -N -e "show status like 'wsrep_local_state_comment'"|cut -f 2) # Synced
if [ -z "$r3" ]; then
echo "UNKNOWN: wsrep_flow_control_paused is empty"