128 lines
4 KiB
Bash
Executable file
128 lines
4 KiB
Bash
Executable file
#!/bin/bash
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adguard_test_domain='check.adguard.test'
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adguard_home_ip='100.64.64.15'
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if [[ "$(uname)" == "Darwin" ]]; then
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# macOS
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local_ip=$(ifconfig | grep "inet " | grep -v 127.0.0.1 | awk '{print $2}' | head -n1)
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uptime_seconds=$(sysctl -n kern.boottime | awk '{print $4}' | sed 's/,//')
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current_time=$(date +%s)
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uptime_seconds=$((current_time - uptime_seconds))
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days=$((uptime_seconds / 86400))
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hours=$(( (uptime_seconds % 86400) / 3600 ))
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minutes=$(( (uptime_seconds % 3600) / 60 ))
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uptime="up "
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[[ $days -gt 0 ]] && uptime+="$days days, "
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[[ $hours -gt 0 ]] && uptime+="$hours hours, "
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uptime+="$minutes minutes"
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else
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# Linux
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local_ip=$(hostname -I | awk '{print $1}')
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uptime=$(uptime -p)
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fi
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wan_info=$(curl -s --max-time 10 https://am.i.mullvad.net/json)
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wan_connected=false
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if [ ! -z "$wan_info" ]; then
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wan_connected=true
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wan_ip=$(echo "$wan_info" | jq -r '.ip')
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mullvad_exit_ip=$(echo "$wan_info" | jq '.mullvad_exit_ip')
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blacklisted=$(echo "$wan_info" | jq '.blacklisted.blacklisted')
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else
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wan_ip="Unavailable"
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mullvad_exit_ip=false
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blacklisted=false
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fi
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# Check if Tailscale is installed and get IP
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if command -v tailscale &> /dev/null; then
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has_tailscale=true
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tailscale_ip=$(tailscale ip -4)
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# Get Tailscale exit-node information
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ts_exitnode_output=$(tailscale exit-node list)
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# Parse exit node hostname
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if echo "$ts_exitnode_output" | grep -q 'selected'; then
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mullvad_exitnode=true
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# Extract the hostname of the selected exit node, remove any newline characters, and take only the first occurrence
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mullvad_hostname=$(echo "$ts_exitnode_output" | grep 'selected' | awk '{print $2}' | tr -d '\n' | awk -F'.' '{print $1"."$2"."$3"."$4}')
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else
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mullvad_exitnode=false
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mullvad_hostname=""
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fi
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else
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has_tailscale=false
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tailscale_ip="Not installed"
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mullvad_exitnode=false
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mullvad_hostname=""
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fi
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nextdns_info=$(curl -sL --max-time 10 https://test.nextdns.io)
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if [ -z "$nextdns_info" ]; then
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echo "Failed to fetch NextDNS status or no internet connection." >&2
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nextdns_connected=false
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nextdns_protocol=""
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nextdns_client=""
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else
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nextdns_status=$(echo "$nextdns_info" | jq -r '.status')
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if [ "$nextdns_status" = "ok" ]; then
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nextdns_connected=true
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nextdns_protocol=$(echo "$nextdns_info" | jq -r '.protocol')
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nextdns_client=$(echo "$nextdns_info" | jq -r '.clientName')
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else
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nextdns_connected=false
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nextdns_protocol=""
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nextdns_client=""
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fi
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fi
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# Check AdGuard Home DNS
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resolved_ip=$(dig +short $adguard_test_domain)
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if [ "$resolved_ip" = "$adguard_home_ip" ]; then
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adguard_connected=true
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adguard_protocol="AdGuard Home"
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adguard_client="$adguard_home_ip"
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else
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adguard_connected=false
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adguard_protocol=""
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adguard_client=""
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fi
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# Output JSON using jq for proper formatting and escaping
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jq -n \
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--arg local_ip "$local_ip" \
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--argjson wan_connected "$wan_connected" \
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--arg wan_ip "$wan_ip" \
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--argjson has_tailscale "$has_tailscale" \
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--arg tailscale_ip "$tailscale_ip" \
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--argjson mullvad_exitnode "$mullvad_exitnode" \
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--arg mullvad_hostname "$mullvad_hostname" \
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--argjson mullvad_exit_ip "$mullvad_exit_ip" \
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--argjson blacklisted "$blacklisted" \
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--argjson nextdns_connected "$nextdns_connected" \
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--arg nextdns_protocol "$nextdns_protocol" \
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--arg nextdns_client "$nextdns_client" \
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--argjson adguard_connected "$adguard_connected" \
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--arg adguard_protocol "$adguard_protocol" \
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--arg adguard_client "$adguard_client" \
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--arg uptime "$uptime" \
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'{
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local_ip: $local_ip,
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wan_connected: $wan_connected,
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wan_ip: $wan_ip,
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has_tailscale: $has_tailscale,
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tailscale_ip: $tailscale_ip,
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mullvad_exitnode: $mullvad_exitnode,
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mullvad_hostname: $mullvad_hostname,
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mullvad_exit_ip: $mullvad_exit_ip,
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blacklisted: $blacklisted,
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nextdns_connected: $nextdns_connected,
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nextdns_protocol: $nextdns_protocol,
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nextdns_client: $nextdns_client,
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adguard_connected: $adguard_connected,
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adguard_protocol: $adguard_protocol,
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adguard_client: $adguard_client,
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uptime: $uptime
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}'
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