53 lines
1.6 KiB
Python
53 lines
1.6 KiB
Python
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#!/usr/bin/env python
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import re
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import pandas as pd
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# File paths
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ips_csv = './hostnames.csv'
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dhcp_data = '/srv/web/infra/ansible/roles/dhcp_server/files/dhcpd.conf.noc01.iad2.fedoraproject.org'
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# Read the CSV
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ips = pd.read_csv(ips_csv)
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# Read the DHCP config file into a list of lines
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with open(dhcp_data, 'r', encoding='utf-8') as f:
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dhcp_lines = f.readlines()
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def get_name(ip):
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# Search for the line containing the IP address
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for idx, line in enumerate(dhcp_lines):
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if ip in line:
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# Get the next line (like grep -A1)
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if idx + 1 < len(dhcp_lines):
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next_line = dhcp_lines[idx + 1]
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# Extract the hostname using the regex
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match = re.search(r'"(.*)\.mgmt', next_line)
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if match:
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return match.group(1)
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break
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return None # Return None if not found
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def get_stg(ip):
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# Search for the line containing the IP address
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for idx, line in enumerate(dhcp_lines):
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if ip in line:
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# Get the next line (like grep -A1)
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if idx + 1 < len(dhcp_lines):
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next_line = dhcp_lines[idx + 1]
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# Extract the hostname using the regex
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match = re.search(r'stg', next_line)
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if match:
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return True
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else:
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return False
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break
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return None # Return None if not found
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# Apply the function to each IP
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ips['name'] = ips['ip'].apply(get_name)
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ips['stg'] = ips['ip'].apply(get_stg)
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# Write the updated DataFrame back to CSV
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ips.to_csv('./hostnames.csv', index=False)
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