62 lines
2.2 KiB
Bash
62 lines
2.2 KiB
Bash
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#!/bin/bash
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# Read the list of domains from a file
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domains=$(cat /www/cert_check/domains.txt)
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# Email settings
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sender_email="SENDER_EMAIL"
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receiver_email="RECEIVER_EMAIL"
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# Discord Webhook
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WEBHOOK_URL="DISCORD_WEBHOOK_URL"
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# Initialize an empty array to store the expiring domains and their days left
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expiring_domains=()
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# Set number of days to search within
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days_within=30
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# Set time and date of search
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current_datetime=$(date +%Y-%m-%d_%H:%M:%S)
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# Iterate over the list of domains
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for domain_entry in $domains; do
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# Split the domain and port
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IFS=':' read -r domain port <<< "$domain_entry"
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# Set default port to 443 if not specified
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if [ -z "$port" ]; then
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port=443
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fi
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# Get SSL certificate expiration date
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expiration_date=$(echo | openssl s_client -servername $domain -connect $domain:$port 2>/dev/null | openssl x509 -noout -dates | grep 'notAfter' | cut -d'=' -f2)
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# Calculate the number of days left until the SSL certificate expires
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if [ ! -z "$expiration_date" ]; then
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expiration_timestamp=$(date -d "$expiration_date" +%s 2>/dev/null)
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if [ ! -z "$expiration_timestamp" ]; then
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days_left=$((($expiration_timestamp - $(date +%s)) / 86400))
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fi
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fi
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# Check if the SSL certificate is expiring within set days time
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if [ ! -z "$days_left" ] && [ "$days_left" -lt $days_within ]; then
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# Add the expiring domain and its days left to the array
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expiring_domains+=("$domain:$port: $days_left days left")
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fi
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done
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# Send an email with the expiring domains and their days left (if any)
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if [ ${#expiring_domains[@]} -gt 0 ]; then
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# Email content
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subject="SSL Certificate Expiration Alert - $current_datetime"
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body="The following domains have SSL certificates expiring within $days_within days:\n\n${expiring_domains[@]/%/\\n}"
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# Send the email
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echo -e "$body" | mail -s "$subject" -a "From: $sender_email" "$receiver_email"
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# Send the notification to Discord
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curl -H "Content-Type: application/json" -X POST --data "{\"content\": null, \"embeds\": [{\"title\": \"$subject\", \"description\": \"$body\", \"color\": null}], \"attachments\": []}" $WEBHOOK_URL
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fi
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