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扫描指定的代码项目目录
//支持只扫描指定的文件后缀比如.php 只扫描.php文件 也可以扫描全部的文件类型def scan_directory(directory, file_types=None, scan_all=False):try:if scan_all:files_to_scan = [os.path.join(root, file) for root, _, files in os.walk(directory) for file in files]else:files_to_scan = [os.path.join(root, file) for root, _, files in os.walk(directory) for file in files ifany(file.endswith(ft) for ft in file_types)]# Saving results to filescan_results = []filename = f"scan_results.txt"directory = "./"filepath = os.path.join(directory, filename)for file_path in tqdm(files_to_scan, desc="Scanning files"):file_scan_results = scan_file(file_path, scan_results, directory)if file_scan_results is not None and len(file_scan_results) > 0:save_results_to_file(filepath, file_scan_results)except Exception as e:print(e)
2.代码文件切片发送给deepseek做安全审计//从项目中的各个目录提取代码文件后,开始对代码进行切片发送给deepseek做安全审计def scan_file(file_path, scan_results, directory):try:with open(file_path, 'r') as file:content = file.readlines()total_chunks = (len(content) - 1) // 100 + 100file_scan_results = []for chunk_start in range(0, len(content), 100):chunk_end = min(chunk_start + 100, len(content))code_chunk = ''.join(content[chunk_start:chunk_end])response = analyze_security(code_chunk)if hasattr(response, 'content'):results = response.contentelif isinstance(response, dict) and 'content' in response:results = response['content']else:results = responseif results:# Split the result into individual issues using "@@@@", it can be unreliable depending on the output of the modelindividual_results = results.split('@@@@')for result in individual_results:if "存在风险" in result:try:_, line_numbers, issue_description, code_snippet = result.split(' | ', 3)adjusted_line_numbers = line_numbers.strip()issue_description = issue_description.strip()code_snippet = code_snippet.strip()file_scan_results.append((file_path, adjusted_line_numbers, issue_description, code_snippet))except ValueError:continue# Append this file's results to the main scan_results# scan_results.extend(file_scan_results)return file_scan_resultsexcept Exception as e:print(e)return None
//严格定义prompt为资深安全专家实现代码安全审计def analyze_security(content):try:completion = client.chat.completions.create(model="deepseek-chat", # field is not currently used in LM studiomessages=[{"role": "system", "content": '''你是一个安全专家严格分析以下代码片段,检查其中是否存在安全漏洞,请详细分析'''},{"role": "user", "content": content}],temperature=0.7,)return completion.choices[0].messageexcept Exception as e:print(e)return None
//对项目中的所有代码进行安全审计python scanner.py E:worksqli-secound-order --all

原文始发于微信公众号(网络安全技术点滴分享):DeepseekScanner deepseek+python实现代码审计实战
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