node_exporter ubuntu local network install

defaults

# Set the command-line arguments to pass to the server.
# 
# @origin source url - https://gist.github.com/eloo/a06d7c70ff2a841b7bb98cd322b851b9 
#
ARGS='-web.listen-address=selfprivateip:9100 -collector.diskstats.ignored-devices="^(ram|loop|fd)\\d+$"' 

# Prometheus-node-exporter supports the following options:
#  -collector.diskstats.ignored-devices="^(ram|loop|fd|(h|s|v|xv)d[a-z])\\d+$": Regexp of devices to ignore for diskstats.
#  -collector.filesystem.ignored-mount-points="^/(sys|proc|dev)($|/)": Regexp of mount points to ignore for filesystem collector.
#  -collector.ipvs.procfs="/proc": procfs mountpoint.
#  -collector.megacli.command="megacli": Command to run megacli.
#  -collector.ntp.server="": NTP server to use for ntp collector.
#  -collector.textfile.directory="": Directory to read text files with metrics from.
#  -collectors.enabled="diskstats,filesystem,loadavg,meminfo,stat,textfile,time,netdev,netstat": Comma-separated list of collectors to use.
#  -collectors.print=false: If true, print available collectors and exit.
#  -debug.memprofile-file="": Write memory profile to this file upon receipt of SIGUSR1.
#  -log.level=info: Only log messages with the given severity or above. Valid levels: [debug, info, warn, error, fatal, panic].
#  -web.listen-address=":9100": Address on which to expose metrics and web interface.
#  -web.telemetry-path="/metrics": Path under which to expose metrics.

init.d

#!/bin/sh
### BEGIN INIT INFO
# Provides:          Node exporter
# Required-Start:    $local_fs $network $named $time $syslog
# Required-Stop:     $local_fs $network $named $time $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Description:       Node exporter for prometheus written in Go
### END INIT INFO
# 
# @origin source url - https://gist.github.com/eloo/a06d7c70ff2a841b7bb98cd322b851b9 
#

DAEMON=/etc/systemd/system/node_exporter.service
NAME=node_exporter
USER=node_exporter
PIDFILE=/var/run/node_exporter/$NAME.pid
LOGFILE=/var/log/node_exporter/$NAME.log

ARGS=""
[ -r /etc/default/$NAME ] && . /etc/default/$NAME

do_start_prepare()
{
    mkdir -p `dirname $PIDFILE` || true
    mkdir -p `dirname $LOGFILE` || true
    chown -R $USER: `dirname $LOGFILE`
    chown -R $USER: `dirname $PIDFILE`
}

do_start_cmd()
{
    do_start_prepare
    echo -n "Starting daemon: "$NAME
	start-stop-daemon --chuid $USER -C --background --start --quiet --pidfile $PIDFILE --make-pidfile --exec $DAEMON -- $ARGS >> $LOGFILE 2>&1
	echo "."
}

do_stop_cmd()
{
    echo -n "Stopping daemon: "$NAME
	start-stop-daemon --stop --quiet --oknodo --pidfile $PIDFILE
	rm $PIDFILE
    echo "."
}

uninstall() {
  echo -n "Are you really sure you want to uninstall this service? That cannot be undone. [yes|No] "
  local SURE
  read SURE
  if [ "$SURE" = "yes" ]; then
    stop
    rm -f "$PIDFILE"
    echo "Notice: log file was not removed: '$LOGFILE'" >&2
    update-rc.d -f <NAME> remove
    rm -fv "$0"
  fi
}

status() {
        printf "%-50s" "Checking $NAME..."
    if [ -f $PIDFILE ]; then
        PID=$(cat $PIDFILE)
            if [ -z "$(ps axf | grep ${PID} | grep -v grep)" ]; then
                printf "%s\n" "The process appears to be dead but pidfile still exists"
            else
                echo "Running, the PID is $PID"
            fi
    else
        printf "%s\n" "Service not running"
    fi
}


case "$1" in
  start)
    do_start_cmd
    ;;
  stop)
    do_stop_cmd
    ;;
  status)
    status
    ;;
  uninstall)
    uninstall
    ;;
  restart)
    stop
    start
    ;;
  *)
    echo "Usage: $1 {start|stop|status|restart|uninstall}"
    exit 1
esac

exit 0

node_exporter.service

[Unit]
Description=Node Exporter
Wants=network-online.target
After=network-online.target

[Service]
User=node_exporter
Group=node_exporter
Type=simple
ExecStart=/usr/local/bin/node_exporter --web.listen-address="selfprivateip:9100"

[Install]
WantedBy=multi-user.target

node_exporter_instll.sh

#!/bin/sh

die () {
    echo >&2 "$@"
    exit 1
}

[ "$#" -eq 1 ] || die "1 argument required (your local network ip to publish metrics on), $# provided"

useradd --no-create-home --shell /bin/false node_exporter

cd ~

curl -LO https://github.com/prometheus/node_exporter/releases/download/v0.16.0/node_exporter-0.16.0.linux-amd64.tar.gz
tar xvf node_exporter-*
mv node_exporter-*/node_exporter /usr/local/bin
chown node_exporter:node_exporter /usr/local/bin/node_exporter
rm -rf node_exporter-*

ln -s /usr/local/bin/node_exporter /usr/bin/node_exporter

echo "$1  selfprivateip" >> /etc/hosts

curl -LO https://gist.githubusercontent.com/ArsSirek/59f26add5fda4353fe6bd3cc69ea4547/raw/init.d
mv init.d /etc/init.d/node_exporter
chmod +x /etc/init.d/node_exporter

curl -LO https://gist.githubusercontent.com/ArsSirek/59f26add5fda4353fe6bd3cc69ea4547/raw/node_exporter.service
mv node_exporter.service /etc/systemd/system/node_exporter.service

curl -LO https://gist.githubusercontent.com/ArsSirek/59f26add5fda4353fe6bd3cc69ea4547/raw/defaults
mv defaults /etc/default/node_exporter

update-rc.d node_exporter defaults