Get ethernet info from redfish API

ethernets.sh

#!/bin/bash

IPMI_PASS="pass"
USERNAME="user"
PORT="623"
VERIFY_CA="False"
IP_RANGE=(10.10.5.{1..36})

OUTPUT_FILE="mac_mapping.json"

echo "{" > $OUTPUT_FILE

for IP in "${IP_RANGE[@]}"; do
    echo "Processing IP: $IP"

    # Check if the IP is reachable
    ping -c 1 -W 1 "$IP" > /dev/null 2>&1
    if [ $? -ne 0 ]; then
        echo "  \"$IP\": { \"error\": \"Unreachable\" }," >> $OUTPUT_FILE
        continue
    fi

    SYSTEM_URL="https://$IP/redfish/v1/Systems/System.Embedded.1"
    ETHERNET_URL="$SYSTEM_URL/EthernetInterfaces"

    SYSTEM_INFO=$(curl -s -k -u "$USERNAME:$IPMI_PASS" \
        -H "Content-Type: application/json" \
        "$SYSTEM_URL")

    echo "$SYSTEM_INFO"

    HOSTNAME=$(echo "$SYSTEM_INFO" | jq -r '.HostName // "Unknown"' 2>/dev/null)
    SERIAL_NUMBER=$(echo "$SYSTEM_INFO" | jq -r '.SerialNumber // "Unknown"' 2>/dev/null)

    MAC_RESPONSE=$(curl -s -k -u "$USERNAME:$IPMI_PASS" \
        -H "Content-Type: application/json" \
        "$ETHERNET_URL")

    INTERFACE_IDS=$(echo "$MAC_RESPONSE" | jq -r '.Members[] | .["@odata.id"]' 2>/dev/null)

    echo "Extracted interface IDs for $IP:"
    echo "$INTERFACE_IDS"

    if [ -n "$INTERFACE_IDS" ]; then
        echo "  \"$IP\": {" >> $OUTPUT_FILE
        echo "    \"HostName\": \"$HOSTNAME\"," >> $OUTPUT_FILE
        echo "    \"SerialNumber\": \"$SERIAL_NUMBER\"," >> $OUTPUT_FILE
        echo "    \"MACAddresses\": [" >> $OUTPUT_FILE

        for INTERFACE_ID in $INTERFACE_IDS; do
            INTERFACE_DETAILS=$(curl -s -k -u "$USERNAME:$IPMI_PASS" \
                -H "Content-Type: application/json" \
                "https://$IP$INTERFACE_ID")

            MAC=$(echo "$INTERFACE_DETAILS" | jq -r '.MACAddress' 2>/dev/null)

            if [ -n "$MAC" ]; then
                echo "      \"$MAC\"," >> $OUTPUT_FILE
            else
                echo "      \"Error: No MACAddress found for $INTERFACE_ID\"," >> $OUTPUT_FILE
            fi
        done

        sed -i '' '$ s/,$//' $OUTPUT_FILE
        echo "    ]" >> $OUTPUT_FILE
        echo "  }," >> $OUTPUT_FILE
    else
        echo "  \"$IP\": { \"error\": \"No Ethernet interfaces found\" }," >> $OUTPUT_FILE
    fi

done

sed -i '' '$ s/,$//' $OUTPUT_FILE

echo "}" >> $OUTPUT_FILE

echo "MAC address mapping complete. Output saved to $OUTPUT_FILE"