Golang Uptime Slack bot

This application can monitor one or multiple websites and send notification to slack channel if the website is down.

Configuration

.env file

With this configuration you can only configure 1 domain Create a file called .env into the same folder where your executable is

SLACK_BOT_TOKEN=<your token>
SLACK_CHANNEL_ID=<your channel id>

MONITOR_URL=https://yourdomain.com/health
MONITOR_TEXT="<html"

# Slow warning limit is set in miliseconds
SLOW_WARNING_LIMIT=3000

# Scan frequency in seconds
SCAN_FREQUENCY=30

# User agent, if not set it uses GolangUptimeBot/1.0
HTTP_USER_AGENT="TestUptimeBot/1.0"

# If the error occures frequently we stop flooding slack, we repeat the message only after the delay secounds passed, aggregating the number of occurances.
REPEAT_NOTIFICATION_DELAY=20

Yaml file

With this configuration you can only configure 1 or multiple domains. Create a file called config.yaml into the same folder where your executable is


Accounts:
- SlackBotToken: your token
  ScanFrequency: 10
  SlackChannelID: your channel id
  MonitorURL: https://yourdomain1.com
  MonitorText: <html
  HTTPUserAgent: UptimeBot/1.0
  SlowWarningLimit: 3000
  RepeatNotificationDelay: 20
- SlackBotToken: your token
  ScanFrequency: 10
  SlackChannelID: your channel id
  MonitorURL: https://yourdomain2.com/health
  MonitorText: Welcome 
  HTTPUserAgent: UptimeBot/1.0
  SlowWarningLimit: 6000
  RepeatNotificationDelay: 20

It is possible to set the same token and same channel, or same token different channel or different token and different channel in any combination Note: The HTTPUserAgent not required, if not set it will defult to GolangUptimeBot/1.0 as of now

Closing the applications

ctrl + c

Make targets

make build
make run
make run-background
make run-test

The run-background will start the application (on linux and mac) in the backgound.

Kill application running on background

You can kill your application if it is running in the background as follows:

ps -ax | grep upclient

Look from the process ID from the output:

77193 pts/0    Sl     0:00 ./upclient
77312 pts/0    S+     0:00 grep --color=auto upclient

Look for the one without the grep and copy the id

kill 77193

Application killed

Coming soon

Report with daily maximum, minimum and avarage page loads, number of outages once a day
Database support to save report
Sending out the daily report to slack as well

olbrichattila/gouptimeslackbot