python监控服务停止并启动

 #!/usr/bin/env python #-*- encoding:utf-8 -*- """ XML操作封装 """ import os.path; import logging; import xml.etree.ElementTree as ElementTree; class XmlNodeValue(object): STRING = 1; INT = 2; FLOAT = 3; BOOL = 4; class XmlNodeMap(object): ATTR = 1; TEXT = 2; NODE = 3; class XmlNode(object): def __init__(self,currentNode=None,rootNode=None): self.currentNode = currentNode; self.rootNode = rootNode; # 加载XML文件 def LoadFile(self,path): if os.path.isabs(path): path = os.path.abspath(path); flag = False; try: self.rootNode = ElementTree.parse(path); if self.rootNode is not None: flag = True; self.currentNode = self.rootNode; except Exception,e: logging.error("XML文件加载失败"); logging.error(e.__str__()); return flag; # 加载XML内容 def LoadString(self,data): if data is None or len(data.strip())==0: return False; flag = False; try: self.rootNode = ElementTree.fromstring(data); if self.rootNode is not None: flag = True; self.currentNode = self.rootNode; except Exception,e: logging.error("XML内容加载失败"); logging.error(e.__str__()); return flag; # 检查数据是否载入正确 def IsLoad(self): return self.currentNode is not None and self.rootNode is not None; # 返回根节点对象 def GetRoot(self): return XmlNode(self.rootNode,self.rootNode); # 查找节点,开始为“/”从根节点开始查找,否则从当前节点查找 def FindNode(self,path): if path is None or len(path.strip())==0: return XmlNode(None,self.rootNode); path = path.strip(); node = None; if path[0]=='/': node = self.rootNode.find(path[1:]); else: node = self.currentNode.find(path); return XmlNode(node,self.rootNode); # 查找多节点 def FindNodes(self,path): if path is None or len(path.strip())==0: return XmlNode(None,self.rootNode); if path[0]=='/': nodes = self.rootNode.findall(path[1:]); else: nodes = self.currentNode.findall(path); return [XmlNode(node,self.rootNode) for node in nodes]; # 获取子节点列表 def GetChildrens(self,tag=None): return [XmlNode(node,self.rootNode) for node in self.currentNode.iter(tag=tag)]; # 格式化数据 def GetFormatData(self,node,type): if type==XmlNodeValue.STRING: v = node.GetStr(); elif type==XmlNodeValue.INT: v = node.GetInt(); elif type==XmlNodeValue.FLOAT: v = node.GetFloat(); elif type==XmlNodeValue.BOOL: v = node.GetBool(); else: v = node.GetData(); return v; # 获取子节点内容列表 # valueFormat 值类型 1 字符串,2 整数,3 小数,4 布尔值 def GetChildrenList(self,tag=None,valueFormat=XmlNodeValue.STRING): data = []; for node in self.GetChildrens(tag=tag): data.append(self.GetFormatData(node,valueFormat)); return data; # 获取子节点Map表 # keyType 1 使用属性值 2 使用子节点 # keyName 属性值名称或子节点名称 # valueType 1 使用属性值 2 使用子节点 # ValueName 属性值名称或子节点名称 def GetChildrenMap(self,tag=None,keyType=XmlNodeMap.ATTR,keyName="name",valueType=XmlNodeMap.TEXT,valueName=None,valueFormat=XmlNodeValue.STRING): data = {}; for node in self.GetChildrens(tag=tag): k,v = None,None; if keyType==XmlNodeMap.ATTR: if keyName is None or len(keyName.strip())==0: continue; k = node.GetAttrs().GetStr(keyName); elif keyType==XmlNodeMap.NODE: if keyName is None or len(keyName.strip())==0: continue; t = node.FindNode(keyName); if not t.IsLoad(): continue; k = t.GetStr(); elif keyType==XmlNodeMap.TEXT: k = node.GetStr(); else: continue; if k is None or len(k.strip())==0: continue; if valueType==XmlNodeMap.ATTR: if valueName is None or len(valueName.strip())==0: continue; v = self.GetFormatData(node.GetAttrs(),valueFormat); elif valueType==XmlNodeMap.NODE: if valueName is None or len(valueName.strip())==0: continue; t = node.FindNode(valueName); if t.IsLoad(): v = self.GetFormatData(t,valueFormat); elif valueType==XmlNodeMap.TEXT: v = self.GetFormatData(node,valueFormat); else: v = None; data[k] = v; return data; # 获取节点名称 def GetTag(self): if self.currentNode is None: return ""; return self.currentNode.tag; # 获取节点内容 def GetData(self,default=None): if self.currentNode is None: return default; return self.currentNode.text; def GetStr(self,default="",strip=True): data = self.GetData(); if data is None: return default; try: data = str(data.encode("utf-8")); if data is None: data = default; else: if strip: data = data.strip(); except Exception,e: print e; data = default; return data; def GetInt(self,default=0): data = self.GetData(); if data is None: return default; try: data = int(data); if data is None: data = default; except Exception: data = default; return data; def GetFloat(self,default=0.0): data = self.GetData(); if data is None: return default; try: data = float(data); if data is None: data = default; except Exception: data = default; return data; def GetBool(self,default=False): data = self.GetData(); if data is None: return default; data = False; if self.GetStr().lower()=="true" or self.GetInt()==1: data = True; return data; # 获取节点属性 def GetAttrs(self,default={}): return XmlAttr(self); class XmlAttr(object): def __init__(self,node): self.node = node; self.InitAttrs(); # 获取Node def GetNode(self): return self.node; # 设置Node def SetNode(self,node): self.node = node; self.InitAttrs(); # 初始化Node属性列表 def InitAttrs(self): if self.node is None or self.node.currentNode is None: self.attrs = {}; self.attrs = self.node.currentNode.attrib; # 获取属性 def GetAttrs(self): if self.attrs is None: self.InitAttrs(); return self.attrs; # 获取指定属性 def GetData(self,key,default=None): data = self.attrs.get(key); if data is None : data = default; return data; def GetStr(self,key,default="",strip=True): data = self.GetData(key); if data is None: return default; try: data = str(data.encode("utf-8")); if data is None: data = default; else: if strip: data = data.strip(); except Exception: data = default; return data; def GetInt(self,key,default=0): data = self.GetData(key); if data is None: return default;