遗漏的部分

lci/extra/_pmc/src/pmc/to_dnfs.py

@@ -0,0 +1,118 @@
+import requests
+import hashlib
+import json
+
+def calculate_sha256(input_string):
+    """
+    计算输入字符串的SHA-256哈希值
+    
+    参数:
+        input_string (str): 要计算哈希的字符串
+    
+    返回:
+        str: 输入字符串的SHA-256哈希值(十六进制字符串)
+    """
+    # 创建sha256哈希对象
+    sha256_hash = hashlib.sha256()
+    
+    # 更新哈希对象，需要将字符串编码为字节
+    sha256_hash.update(input_string.encode('utf-8'))
+    
+    # 获取十六进制格式的哈希值
+    hex_digest = sha256_hash.hexdigest()
+    
+    return hex_digest
+
+class DnfsComm:
+    '''=====抛出异常表示失败。=====
+    Dnfs即树状网络文件系统，该类是用于与dnfs通信的类。
+    
+    可以获取子节点列表、添加节点、删除节点、更新节点。
+    
+    计划在以后加入分组获取内容的功能。'''
+    
+    def __init__(self, url: str) -> None:
+        self.url: str = url
+
+
+    # 获取某个节点下的子节点（0是主节点）
+    def get(self, pid: int) -> object:
+        rsp = requests.post(self.url + "/get_notes", json={
+            "pid": pid
+        },)
+        if (rsp.status_code == 200):
+            return rsp.text
+        else:
+            raise DnfsComm.GetFailed(rsp.text)
+            
+    def get_and_trans(self, pid: int) -> list:
+        return json.loads(self.get(pid))
+    
+    # 以pid节点为父节点添加节点
+    def add(self, pid: int, title: str, content: str) -> object:
+        rsp = requests.post(self.url + "/add_note", json={
+            "pid": pid,
+            "title": title,
+            "content": content
+        },)
+        if (rsp.status_code == 200 or rsp.status_code == 201):
+            return rsp.text
+        else:
+            raise DnfsComm.AddFailed(rsp.text)
+
+    # 删除一个节点
+    def dele(self, id: int) -> object:
+        rsp = requests.post(self.url + "/delete_note", json={
+            "id": id,
+        },)
+        if (rsp.status_code == 200):
+            return rsp.text
+        else:
+            raise DnfsComm.DelFailed(rsp.text)
+
+    # 更新id节点
+    def upd(self, id: int, pid: int, title: str, content: str) -> object:
+        rsp = requests.post(self.url + "/update_note", json={
+            "id": id,
+            "pid": pid,
+            "title": title,
+            "content": content
+        },)
+        if (rsp.status_code == 200):
+            return rsp.text
+        else:
+            raise DnfsComm.UpdFailed(rsp.text)
+
+
+    class TheExp(Exception):
+        def __init__(self, msg: str):
+            super().__init__(msg)
+
+    class GetFailed(TheExp):
+        def __init__(self, msg: str):
+            super().__init__(msg)
+
+    class AddFailed(TheExp):
+        def __init__(self, msg: str):
+            super().__init__(msg)
+
+    class DelFailed(TheExp):
+        def __init__(self, msg: str):
+            super().__init__(msg)
+
+    class UpdFailed(TheExp):
+        def __init__(self, msg):
+            super().__init__(msg)
+
+if __name__ == "__main__":
+    comm = DnfsComm("http://101.245.108.250:8006")
+    #comm.add(0, "test pkg", "hello")
+    #comm.dele(2)
+    #comm.upd(id=1, pid=0, title="Users", content=f"""1::admin::{calculate_sha256('baigezi')}::admin
+#2::qing::{calculate_sha256('123456')}::normal
+#3::test::{calculate_sha256('44112233')}::normal
+#4::test2::{calculate_sha256('44112233')}::mormal""")
+    #comm.upd(id=2, pid=0, title="Sensors", content='''101::temperature
+#102::humidity''')
+    comm.upd(id=3, pid=0, title="Protected", content='''''')
+    print(comm.get_and_trans(0))