06. Install Prometheus Alert manager

Download the latest Prometheus Alert Manager binary from

https://prometheus.io/download/#alertmanager

wget https://github.com/prometheus/alertmanager/releases/download/v0.19.0/alertmanager-0.19.0.linux-amd64.tar.gz

tar xvfz alertmanager-0.19.0.linux-amd64.tar.gz

CD into the new alertmanager-0.19.0.linux-amd64 folder

cd alertmanager-0.19.0.linux-amd64
ls -ltr

Try and run it,

./alertmanager --config.file=alertmanager.yml

Note that it's running on port 9093

Stop the running process, and copy the new files to bin folder.

cp -r . /usr/local/bin/alertmanager

Create a file called alertmanager.service

sudo vi/etc/systemd/system/alertmanager.service

Add the script and save

[Unit]
Description=Prometheus Alert Manager Service
After=network.target

[Service]
Type=simple
ExecStart=/usr/local/bin/alertmanager/alertmanager \
        --config.file=/usr/local/bin/alertmanager/alertmanager.yml 
[Install]
WantedBy=multi-user.target

Now start and check the service is running.

sudo service alertmanager start
sudo service alertmanager status

We can now leave the new Prometheus Alert Manager service running. If you ever need to stop the new Prometheus Alert Manager service, then type

sudo service alertmanager stop
sudo service alertmanager status

Try http://your_ip_adrress:9093/