python批量處理多DNS多域名的nslookup解析實現
阿新 • • 發佈:2020-06-29
利用EXCLE生成CSV文件,批量處理nslookup解析。並儲存為CSV文件,方便進行檢視:
輸入文件格式:
data\domain.csv
最終輸出文件情況:
data\nlookup.csv
程式碼:
# coding=gbk import subprocess import csv def get_nslookup(domain,dns): res = subprocess.Popen("nslookup {0} {1}".format(domain,dns),stdin=subprocess.PIPE,stdout=subprocess.PIPE).communicate()[0] response = res.decode("gbk") res_list = response.split("s:") row_nslookup = [domain,dns] row_ip = res_list[2].split()[:-1] row_nslookup.extend(row_ip) return row_nslookup if __name__ == "__main__": file_domain = r'data\domain.csv' # 輸入檔案 file_nslookup = r'data\nslookup.csv' # 輸出檔案 with open(file_domain,'r',newline='',encoding='gbk') as rf: domain_csv = csv.DictReader(rf,dialect=csv.excel) domain_list = [row['domain'] for row in domain_csv] with open(file_domain,dialect=csv.excel) dns_list = [] for row in domain_csv: print(row['DNS']) if row['DNS'] != '': # 通常DNS數量少於需要監測的域名數量,做去空處理 dns_list.append(row['DNS']) with open(file_nslookup,'w+',encoding='gbk') as wf: nslookup_csv = csv.writer(wf,dialect=csv.excel) header = ['domain','DNS','nslookup_res...'] nslookup_csv.writerow(header) for domain in domain_list: for dns in dns_list: print('解析中:域名:{0}___DNS:{1}'.format(domain,dns)) row_nslookup = get_nslookup(domain,dns) nslookup_csv.writerow(row_nslookup) print('執行完畢')
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