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ce5631f Sep 27, 2017
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@ericoc @hiromu
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#!/bin/bash
# Slack incoming web-hook URL and user name
url='CHANGEME' # example: https://hooks.slack.com/services/QW3R7Y/D34DC0D3/BCADFGabcDEF123
username='Zabbix'
## Values received by this script:
# To = $1 (Slack channel or user to send the message to, specified in the Zabbix web interface; "@username" or "#channel")
# Subject = $2 (usually either PROBLEM or RECOVERY/OK)
# Message = $3 (whatever message the Zabbix action sends, preferably something like "Zabbix server is unreachable for 5 minutes - Zabbix server (127.0.0.1)")
# Get the Slack channel or user ($1) and Zabbix subject ($2 - hopefully either PROBLEM or RECOVERY/OK)
to="$1"
subject="$2"
# Change message emoji depending on the subject - smile (RECOVERY/OK), frowning (PROBLEM), or ghost (for everything else)
recoversub='^RECOVER(Y|ED)?$'
if [[ "$subject" =~ ${recoversub} ]]; then
emoji=':smile:'
elif [ "$subject" == 'OK' ]; then
emoji=':smile:'
elif [ "$subject" == 'PROBLEM' ]; then
emoji=':frowning:'
else
emoji=':ghost:'
fi
# The message that we want to send to Slack is the "subject" value ($2 / $subject - that we got earlier)
# followed by the message that Zabbix actually sent us ($3)
message="${subject}: $3"
# Build our JSON payload and send it as a POST request to the Slack incoming web-hook URL
payload="payload={\"channel\": \"${to//\"/\\\"}\", \"username\": \"${username//\"/\\\"}\", \"text\": \"${message//\"/\\\"}\", \"icon_emoji\": \"${emoji}\"}"
curl -m 5 --data-urlencode "${payload}" $url -A 'zabbix-slack-alertscript / https://github.com/ericoc/zabbix-slack-alertscript'