Comment convertir le rapport de validation du câblage Network Fabric en HTML

Cet article explique comment convertir un rapport de validation du câblage Nexus Network Fabric d’une sortie JSON en HTML.

Prérequis

• Nécessite Python 3.11 ou ultérieur
• Nécessite les modules Python 3.11 : json pandas as pd datetime

Script Python pour la conversion de la validation du câblage de JSON en HTML

import json
import pandas as pd
from datetime import datetime

def color_status(val):
    """
    Takes a scalar and returns a string with
    the css property `'color: green'` for compliant,
    `'color: red'` for noncompliant and black for others
    """
    if val == 'Compliant':
        color = 'green'
    elif val == 'NonCompliant':
        color = 'red'
    else:
        color = 'black'
    return 'color: %s' % color

now = datetime.now() # current date and time
date_time = now.strftime("%m-%d-%Y-%H-%M")
print("date and time:",date_time)

# Get the file name as input from the user
file_name = input("Please provide post validation json file: ")
# Load the JSON data from the file
with open(file_name, 'r') as f:
    data = json.load(f)

# Prepare two lists to store the data
cable_validation_data = []
cable_specification_validation_data = []

# Loop through each rack in the racks list
for rack in data['racks']:
    # Loop through each device in the networkConfiguration list
    for device in rack['rackInfo']['networkConfiguration']['networkDevices']:
        # Loop through each interface map for the device
        for interface_map in device['fixedInterfaceMaps']:
            # Loop through each validation result for the interface map
            for validation_result in interface_map['validationResult']:
                # Append the data to the list based on validation type
                temp_item = [device['name'], interface_map['name'], validation_result['status'], interface_map['destinationHostname'], interface_map['destinationPort'],validation_result['validationDetails']['deviceConfiguration'], validation_result['validationDetails']['error'] , validation_result['validationDetails']['reason'],'FixedInterface']
                if validation_result['validationType'] == 'CableValidation':
                    cable_validation_data.append(temp_item)
                elif validation_result['validationType'] == 'CableSpecificationValidation':
                    cable_specification_validation_data.append(temp_item)

        # Check if scaleSpecificInterfaceMaps is not None
        if device['scaleSpecificInterfaceMaps'] is not None:   
            # Loop through each scaleSpecificInterface_Map for the interface map
            for scale_map in device['scaleSpecificInterfaceMaps']:
                # Loop through each interface map for the device.
                for interfacemaps in scale_map['InterfaceMaps']:
                    # Loop through each validation result for the scaleSpecificInterface_Map
                    for validation_result in interfacemaps['validationResult']:
                        # Append the data to the list
                        temp_item = [device['name'], interfacemaps['name'], validation_result['status'], interfacemaps['destinationHostname'], interfacemaps['destinationPort'], validation_result['validationDetails']['deviceConfiguration'], validation_result['validationDetails']['error'] , validation_result['validationDetails']['reason'], 'ScaleSpecificInterface']
                        if validation_result['validationType'] == 'CableValidation':
                            cable_validation_data.append(temp_item)
                        elif validation_result['validationType'] == 'CableSpecificationValidation':
                            cable_specification_validation_data.append(temp_item)

# Convert the lists to DataFrames
cable_validation_df = pd.DataFrame(cable_validation_data, columns=['Device Name', 'Interface Map Name', 'Status', 'Destination Hostname', 'Destination Port', 'Device Configuration', 'Error', 'Reason', 'Interface Type'])
cable_specification_validation_df = pd.DataFrame(cable_specification_validation_data, columns=['Device Name', 'Interface Map Name', 'Status', 'Destination Hostname', 'Destination Port', 'Device Configuration', 'Error', 'Reason', 'Interface Type'])

# Group the DataFrames by 'Status' and append each group's HTML representation to a string
#html_string = '<html><head><style>table {border-collapse: collapse;} th, td {border: 1px solid black; padding: 5px;}</style></head><body>'
html_string = """
<html>
<head>
    <style>
        body {
            font-family: Arial, sans-serif;
            max-width: 960px;  /* Set the maximum width of the page */
            margin: 0 auto;  /* Center the page */
        }
        h2 {color: #2A2A2A;}
        table {border-collapse: collapse; width: 100%;}
        th, td {border: 1px solid #ddd; padding: 8px;}
        tr:nth-child(even) {background-color: #f2f2f2;}
        th {padding-top: 12px; padding-bottom: 12px; text-align: left; background-color: #4CAF50; color: white;}
    </style>
</head>
<body>
"""
for status, group_df in cable_validation_df.groupby('Status'):
    styled_group_df = group_df.style.applymap(color_status, subset=['Status']).set_table_attributes('class="dataframe"')
    html_string += f'<h2>Cable Validation - {status}</h2>'
    html_string += styled_group_df.to_html()

for status, group_df in cable_specification_validation_df.groupby('Status'):
    styled_group_df = group_df.style.applymap(color_status, subset=['Status']).set_table_attributes('class="dataframe"')
    html_string += f'<h2>Cable Specification Validation - {status}</h2>'
    html_string += styled_group_df.to_html()

html_string += '</body></html>'

# Write the string to an HTML file
with open('CableValidationAndSpecification-{filename}.html'.format(filename = date_time), 'w') as f:
    f.write(html_string)

Utilisation

Pour exécuter l’outil de conversion, exécutez la commande suivante :

python cable-html.py
..
Please provide post validation json file: <CABLE_VALIDATION_FILENAME>.json

La sortie du rapport a comme nom de fichier CableValidationAndSpecification-<DATE>.html.

Résultats HTML du rapport de validation du câblage

Le rapport contient les sections suivantes :

• Validation du câblage – Conforme
• Validation du câblage – Non conforme
• Validation du câblage – Inconnue
• Validation des spécifications du câblage – Conforme
• Validation des spécifications du câblage – Non conforme
• Validation des spécifications du câblage – Inconnue

Exemple de rapport :