# Source function library and configuration
. /etc/plc.d/functions
+. /etc/plc.d/monitor.functions
. /etc/planetlab/plc_config
local_config=/etc/planetlab/configs/site.xml
+MONITORPATH=/usr/share/monitor
+WEB_ROOT_PATH=web/MonitorWeb/monitorweb
+WEB_XML_PATH=static/xml
+
# Be verbose
set -x
export PGPORT=$PLC_DB_PORT
-# TODO:
-## setup database
-### import schema & data
-### tweak values
-### add zabbix to pg_hba.conf
-## setup zabbix.conf.php
-##
-ZABBIX_DB_USER="zabbixuser"
-ZABBIX_DB_NAME="zabbix"
+MONITOR_DB_USER=$PLC_MONITOR_DBUSER
+MONITOR_DB_NAME=$PLC_MONITOR_DBNAME
+
+WROTE_PG_CONFIG=
-function check_user_and_db()
+if [ -z "$PLC_MONITOR_IP" ] ; then
+ PLC_MONITOR_IP=$( gethostbyname $PLC_MONITOR_HOST )
+fi
+
+function update_config ()
+{
+ pattern=$1
+ with=$2
+ file=$3
+ sed -i -e "s/$pattern/$with/g" $file
+}
+function apply_template ()
{
- # confirm user is present or create it
- user_present=$( psql -U postgres -c "select * from pg_user;" -d template1 | grep $ZABBIX_DB_NAME )
- if [ -z $user_present ] ; then
- createuser --no-superuser --no-createdb --no-createrole --login --unencrypted --echo $ZABBIX_DB_NAME -U postgres
- fi
-
- # confirm database is present or create it
- db_present=$( psql -U postgres -c "select * from pg_database;" -d template1 | grep $ZABBIX_DB_NAME )
- if [ -z $db_present ] ; then
- createdb --owner=$ZABBIX_DB_NAME $ZABBIX_DB_NAME -U postgres
- fi
-
- # Create/update the unprivileged database user and password
- if [ -z "$PLC_MONITOR_DBPASSWORD" ] ; then
- # 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
- fi
+ TEMPLATE=$1
+ DESTFILE=$2
+
+ tmp_file=$(mktemp)
+ cp $TEMPLATE $tmp_file
+
+ update_config PLC_NAME "$PLC_NAME" $tmp_file
+ update_config PLC_WWW_HOSTNAME $PLC_WWW_HOST $tmp_file
+ update_config MONITOR_HOSTNAME $PLC_MONITOR_HOST $tmp_file
+
+ cp $tmp_file $DESTFILE
+ rm -f $tmp_file
}
-function if_present_load ()
+function check_gadget_config ()
{
- file=$1
- if [ -f $file ] ; then
- psql -d $ZABBIX_DB_NAME -U $ZABBIX_DB_USER < $file
- fi
+ for input_file in $MONITORPATH/$WEB_ROOT_PATH/$WEB_XML_PATH/*.in ; do
+ output_file=$MONITORPATH/$WEB_ROOT_PATH/$WEB_XML_PATH/`basename $input_file | sed -e 's/.in\$//'`
+ if [ $input_file -nt $output_file ] ; then
+ apply_template $input_file $output_file
+ fi
+ done
}
-function check_schema_and_data()
+function check_monitor_schema_and_data_init()
{
- schema_present=$( 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"
- ## TODO: update ZABBIX Server entry, "update hosts set status=0, host='MyPLC Server' where hostid=10017"
- fi
+ # from monitor.functions
+ check_monitor_schema_and_data
+
+ $MONITORPATH/config.d/init-bootman-sequence.py
}
+function check_monitor_conf ()
+{
+ MONITOR_CONFIG=/etc/monitor.conf
-case "$1" in
- start)
- if [ "$PLC_MONITOR_ENABLED" != "1" ] ; then
- exit 0
- fi
- MESSAGE=$"Bootstrap Monitoring"
- dialog "$MESSAGE"
-
- check_user_and_db
- check_schema_and_data
-
- 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 127.0.0.1/32 password" > $ZAB
- echo "host $ZABBIX_DB_NAME $ZABBIX_DB_USER $PLC_MONITOR_IP/32 password" >> $ZAB
- fi
+ # Using plcsh add default, monitor user
+ plcsh <<EOF &>/dev/null
+AddPerson({'first_name' : 'Monitor', 'last_name' : 'Server', 'password' : '${PLC_MONITOR_DBPASSWORD}', 'email' : '${PLC_MONITOR_EMAIL}'})
+AddRoleToPerson('admin', '${PLC_MONITOR_EMAIL}')
+AddPersonToSite('${PLC_MONITOR_EMAIL}', '${PLC_SLICE_PREFIX}')
+UpdatePerson('${PLC_MONITOR_EMAIL}', { 'enabled' : True, 'password' : '${PLC_MONITOR_DBPASSWORD}' })
+EOF
+
+ if [ ! -f ${MONITOR_CONFIG} ] ; then
+ cat <<EOF > ${MONITOR_CONFIG}
+[monitorconfig]
+# RT Web user account
+RT_WEB_SERVER=http://${PLC_RT_HOST}/
+RT_WEB_TOOLS_PATH=/usr/bin/
+RT_WEB_USER=${PLC_RT_WEB_USER}
+RT_WEB_PASSWORD=${PLC_RT_WEB_PASSWORD}
+RT_WEB_DEBUG=0
+RT_QUEUE=${PLC_MONITOR_RT_QUEUE}
+
+# PLC admin account
+API_SERVER=https://${PLC_API_HOST}:${PLC_API_PORT}/PLCAPI/
+API_AUTH_USER=${PLC_MONITOR_EMAIL}
+API_AUTH_PASSWORD=${PLC_MONITOR_DBPASSWORD}
+
+# SERVER PATHS
+MONITOR_SCRIPT_ROOT=${MONITORPATH}
+MONITOR_DATA_ROOT=/var/lib/monitor
+MONITOR_ARCHIVE_ROOT=/var/lib/monitor/archive-pdb
+MONITOR_BOOTMANAGER_LOG=/var/www/html/monitorlog
+
+MONITOR_HOSTNAME=${PLC_MONITOR_HOST}
+MONITOR_IP=${PLC_MONITOR_IP}
+
+PLC_WWW_HOSTNAME=${PLC_WWW_HOST}
+PLC_NAME=${PLC_NAME}
+
+email=${PLC_MONITOR_EMAIL}
+# all messages will appear to be from this address
+from_email=${PLC_MONITOR_EMAIL}
+# a separate address for support messages
+support_email=${PLC_MAIL_SUPPORT_ADDRESS}
+# mailing list copied on all out-going messages
+cc_email=${PLC_MONITOR_CC_EMAIL}
+exception_email=${PLC_MONITOR_CC_EMAIL}
+
+# these are reserved values
+RT_DB_HOST=${PLC_RT_HOST}
+RT_DB_USER=
+RT_DB_PASSWORD=
+RT_DB_NAME=
+
+[monitordatabase]
+monitor_dburi=postgres://${MONITOR_DB_USER}:${PLC_MONITOR_DBPASSWORD}@${PLC_MONITOR_DBHOST}:5432/${MONITOR_DB_NAME}
+
+cachetime=60
+
+# Evaluated as true or false
+[commandline]
+cachecalls=True
+embedded=False
+zabbix_enabled=False
+
+echo=False
+debug=False
+mail=True
+bcc=False
+run=False
+checkopt=False
+squeeze=True
+policysavedb=True
+EOF
- # UPDATE /etc/zabbix/*.conf
- ZABBIXCFG=/etc/zabbix
- TMP_FILE=`mktemp /tmp/zbxtmpXXXXXX`
- # TODO: How to know if I need to restart the services?
-
- if [ -f ${ZABBIXCFG}/zabbix_server.conf ] ; then
- sed -e "s/#DBHost=.*/DBHost=$PLC_MONITOR_HOST/g" \
- -e "s#DBName=.*#DBName=$ZABBIX_DB_NAME#g" \
- -e "s#DBUser=.*#DBUser=$ZABBIX_DB_USER#g" \
- -e "s#DBPassword=.*#DBPassword=$PLC_MONITOR_DBPASSWORD#g" \
- ${ZABBIXCFG}/zabbix_server.conf > $TMP_FILE
- cat $TMP_FILE > ${ZABBIXCFG}/zabbix_server.conf
fi
- if [ -f ${ZABBIXCFG}/zabbix_agentd.conf ] ; then
- HOST=`hostname`
- sed -e "s#Server=.*#Server=$PLC_MONITOR_HOST#g" \
- -e "s#Hostname=.*#Hostname=$HOST#g" \
- ${ZABBIXCFG}/zabbix_agentd.conf > $TMP_FILE
- cat $TMP_FILE > ${ZABBIXCFG}/zabbix_agentd.conf
+}
+
+function create_httpd_conf ()
+{
+ MONITOR_HTTP_CONF=/etc/httpd/conf.d/monitorweb.conf
+
+ if [ ! -f ${MONITOR_HTTP_CONF} ] ; then
+ # note: we need to either start this script before httpd, or always
+ # restart httpd, since there's no way to know beyond file's existence
+ # whether the values have changed or not.
+ WROTE_HTTP_CONFIG="true"
fi
- service zabbix_server start
- service zabbix_agentd start
-
- # SETUP zabbix gui configuration
- ZABBIX_WEB_CFG=/var/www/html/zabbix/conf/zabbix.conf.php
- if [ ! -f $ZABBIX_WEB_CFG ] ; then
- touch $ZABBIX_WEB_CFG
- cat <<EOF > $ZABBIX_WEB_CFG
-<?php
-global \$DB;
-
-\$DB["TYPE"] = "POSTGRESQL";
-\$DB["SERVER"] = "localhost";
-\$DB["PORT"] = "0";
-\$DB["DATABASE"] = "$ZABBIX_DB_NAME";
-\$DB["USER"] = "$ZABBIX_DB_USER";
-\$DB["PASSWORD"] = "$PLC_MONITOR_DBPASSWORD";
-\$ZBX_SERVER = "$PLC_MONITOR_HOST";
-\$ZBX_SERVER_PORT = "10051";
-\$IMAGE_FORMAT_DEFAULT = IMAGE_FORMAT_PNG;
-?>
+
+ # TODO: support HTTPS as well as port 80. currently not specifying port
+ # 80 breaks https for other content on the myplc.
+ # TODO: make proxy port configurable.
+
+ cat <<EOF > ${MONITOR_HTTP_CONF}
+
+# NOTE: I've tried other means of redirection, including mod_rewrite, but did
+# not have any success. The means below is not idea, b/c it does not keep
+# non-ssl session as non-ssl. But it works.
+
+# NOTE: redirect path without trailing '/' to path with. Favor SSL.
+Redirect /monitor https://${PLC_MONITOR_HOST}:${PLC_WWW_SSL_PORT}/monitor/
+#RedirectMatch ^/$ https://${PLC_MONITOR_HOST}:${PLC_WWW_SSL_PORT}/monitor
+
+# NOTE: this directive strips '/monitor/' from the requested path and pastes
+# the remaining part to the end of the ProxyPass url below. All TG urls
+# should be relative to their current position, or the absolute path
+# that includes /monitor/ at the beginning.
+# TODO: make location configurable.
+<Location '/monitor/'>
+ #LogLevel debug
+ #Errorlog /var/log/httpd/monitorwebapp-error_log
+ #Customlog /var/log/httpd/monitorwebapp-access_log common
+
+ ProxyPass http://127.0.0.1:8082/
+ ProxyPassReverse http://127.0.0.1:8082/
+</Location>
+
EOF
- chmod 644 $ZABBIX_WEB_CFG
- fi
+}
+
+function start_tg_server ()
+{
+ stop_tg_server
+ pushd ${MONITORPATH}/web/MonitorWeb/
+ mkdir -p /var/lib/monitor/monitorweb/
+ cp /var/log/monitorweb.log /var/lib/monitor/monitorweb/`date +%Y-%m-%d-%H-%M`-monitorweb.log
+ ./start-monitorweb.py ${MONITORPATH}/web/MonitorWeb/prod.cfg &> /var/log/monitorweb.log &
+ popd
+}
+
+function stop_tg_server ()
+{
+ pid=$( cat /var/run/monitorweb.pid )
+ if [ -n "$pid" ] ; then
+ kill $pid
+ fi
+}
+
+if [ "$PLC_MONITOR_ENABLED" != "1" ] ; then
+ exit 0
+fi
- result "$MESSAGE"
+case "$1" in
+ start)
+ MESSAGE=$"Bootstrap Monitoring (please wait...)"
+ dialog "$MESSAGE"
+
+ # DATABASE acces, creation, and data loading
+ check_pg_hba $MONITOR_DB_NAME $MONITOR_DB_USER
+ check_user_and_db $MONITOR_DB_NAME $MONITOR_DB_USER
+ # WRITE default /etc/monitor.conf
+ check_monitor_conf
+
+ check_gadget_config
+
+ if [ -n "$WROTE_PG_CONFIG" ] ; then
+ # NOTE: restart db to enable access by users granted above.
+ service plc restart postgresql
+ service plc restart httpd
+ MESSAGE=$"Bootstrap Monitoring 2 (please wait...)"
+ dialog "$MESSAGE"
+ fi
+
+ check_monitor_schema_and_data_init
+
+ # create /etc/httpd/conf.d/monitorweb.conf
+ create_httpd_conf
+ if [ -n "$WROTE_HTTP_CONFIG" ] ; then
+ # NOTE: restart web server to enable access web cfg
+ service plc restart httpd
+ MESSAGE=$"Bootstrap Monitoring 3 (please wait...)"
+ dialog "$MESSAGE"
+ fi
+ start_tg_server
+
+ result "$MESSAGE"
;;
- stop)
- MESSAGE=$"Stopping Monitor"
- dialog "$MESSAGE"
+ restartweb)
+ MESSAGE=$"Restarting monitor web app..."
+ dialog "$MESSAGE"
+
+ stop_tg_server
+ start_tg_server
+
+ result "$MESSAGE"
+ ;;
+
+ delete)
+ MESSAGE=$"Deleting databases..."
+ dialog "$MESSAGE"
+
+ dropdb -U postgres $MONITOR_DB_NAME
+ dropuser -U postgres $MONITOR_DB_USER
+
+ result "$MESSAGE"
+ ;;
+
+ stop)
+ MESSAGE=$"Stopping Monitor"
+ dialog "$MESSAGE"
+
+ stop_tg_server
+ # todo: disable cron entry?
- service zabbix_server stop
- service zabbix_agentd stop
- # TODO: is there anything to stop?
- result "$MESSAGE"
+ result "$MESSAGE"
;;
esac