### add zabbix to pg_hba.conf
## setup zabbix.conf.php
##
-DB_USER="zabbixuser"
-DB_NAME="zabbix"
+ZABBIX_DB_USER="zabbixuser"
+ZABBIX_DB_NAME="zabbix"
function check_user_and_db()
{
+ CREATED=
# confirm user is present or create it
- user_present=$( psql -U postgres -c "select * from pg_user;" -d template1 | grep $ZABBIX_DB_NAME )
+ user_present=$( psql -U postgres -c "select * from pg_user;" -d template1 | grep $ZABBIX_DB_USER )
if [ -z $user_present ] ; then
- createuser --no-superuser --no-createdb --no-createrole --login --unencrypted --echo $ZABBIX_DB_NAME -U postgres
+ createuser --no-superuser --no-createdb --no-createrole --login --unencrypted --echo $ZABBIX_DB_USER -U postgres
+ CREATED="true"
fi
# confirm database is present or create it
db_present=$( psql -U postgres -c "select * from pg_database;" -d template1 | grep $ZABBIX_DB_NAME )
if [ -z $db_present ] ; then
- createdb --owner=$ZABBIX_DB_NAME $ZABBIX_DB_NAME -U postgres
+ createdb --owner=$ZABBIX_DB_USER $ZABBIX_DB_NAME -U postgres
+ CREATED="true"
fi
# Create/update the unprivileged database user and password
if [ -z "$PLC_MONITOR_DBPASSWORD" ] ; then
- PLC_MONITOR_DBPASSWORD=$(uuidgen)
+ # Zabbix doesn't like plain uuidgen passwords
+ PLC_MONITOR_DBPASSWORD=$( uuidgen | md5sum - | awk '{print $1}' )
plc-config --category=plc_monitor --variable=dbpassword --value="$PLC_MONITOR_DBPASSWORD" --save=$local_config $local_config
- psql -d template1 -U postgres -c "ALTER USER $ZABBIX_DB_NAME WITH PASSWORD '$PLC_MONITOR_DBPASSWORD';"
service plc reload
+ CREATED="true"
+ fi
+ if [ -n "$CREATED" ] ; then
+ psql -d template1 -U postgres -c "ALTER USER $ZABBIX_DB_USER WITH PASSWORD '$PLC_MONITOR_DBPASSWORD';"
fi
}
{
schema_present=$( psql -U $ZABBIX_DB_USER $ZABBIX_DB_NAME -c "\d;" < /dev/null | grep hosts )
if [ -z $schema_present ] ; then
+ echo "... initial import can take SEVERAL minutes. please wait ..."
if_present_load "/usr/local/zabbix/misc/create/schema/postgresql.sql"
if_present_load "/usr/local/zabbix/misc/create/data/data.sql"
if_present_load "/usr/local/zabbix/misc/create/data/images_pgsql.sql"
MESSAGE=$"Bootstrap Monitoring"
dialog "$MESSAGE"
- check_user_and_db
- check_schema_and_data
-
+ #### SETUP ACCESS to this user and database
mkdir -p /var/lib/pgsql/data/pg_hba.conf.d
ZABCONF=/var/lib/pgsql/data/pg_hba.conf.d/zabbix.conf
if [ ! -f $ZABCONF ] ; then
echo "host $ZABBIX_DB_NAME $ZABBIX_DB_USER $PLC_MONITOR_IP/32 password" >> $ZAB
fi
+ # NOTE: restart db to enable access by users granted above.
+ service plc restart posgresql
+
+ check_user_and_db
+ check_schema_and_data
+
# UPDATE /etc/zabbix/*.conf
ZABBIXCFG=/etc/zabbix
TMP_FILE=`mktemp /tmp/zbxtmpXXXXXX`
sed -e "s/#DBHost=.*/DBHost=$PLC_MONITOR_HOST/g" \
-e "s#DBName=.*#DBName=$ZABBIX_DB_NAME#g" \
-e "s#DBUser=.*#DBUser=$ZABBIX_DB_USER#g" \
- -e "s#DBPassword=.*#$PLC_MONITOR_DBPASSWORD#g" \
+ -e "s#DBPassword=.*#DBPassword=$PLC_MONITOR_DBPASSWORD#g" \
${ZABBIXCFG}/zabbix_server.conf > $TMP_FILE
cat $TMP_FILE > ${ZABBIXCFG}/zabbix_server.conf
fi