Der unten stehende Editor stellt Ihnen ein MySQL-Inspektionsskript zur Verfügung (ein Artikel, den Sie unbedingt lesen müssen). Der Herausgeber findet es ziemlich gut, deshalb werde ich es jetzt mit Ihnen teilen und es allen als Referenz geben. Folgen wir dem Herausgeber, um einen Blick darauf zu werfen
wie folgt:
#!/usr/bin/env python3.5 import psutil import mysql.connector import argparse import json import datetime def get_cpu_info(verbose): cpu_info={} if verbose >0: print("[cpu] start collect cpu info ...") data=psutil.cpu_times_percent(3) cpu_info['user']=data[0] cpu_info['system']=data[2] cpu_info['idle']=data[3] cpu_info['iowait']=data[4] cpu_info['hardirq']=data[5] cpu_info['softirq']=data[6] cpu_info['cpu_cores']=psutil.cpu_count() if verbose >0: print("{0}".format(json.dumps(cpu_info,ensure_ascii=False,indent=4))) print("[cpu] collection compeleted ...") return cpu_info def get_mem_info(verbose): mem_info={} if verbose >0: print("[mem] start collect mem info ...") data=psutil.virtual_memory() mem_info['total']=data[0]/1024/1024/1024 mem_info['avariable']=data[1]/1024/1024/1024 if verbose>0: print("{0}".format(json.dumps(mem_info,ensure_ascii=False,indent=4))) print("[mem] collection compeletd ...") return mem_info def get_disk_info(verbose): disk_info={} if verbose >0: print("[disk] start collect disk info ...") partitions=psutil.disk_partitions() partitions=[(partition[1],partition[2])for partition in partitions if partition[2]!='iso9660'] disk_info={} for partition in partitions: disk_info[partition[0]]={} disk_info[partition[0]]['fstype']=partition[1] for mount_point in disk_info.keys(): data=psutil.disk_usage(mount_point) disk_info[mount_point]['total']=data[0]/1024/1024/1024 disk_info[mount_point]['used_percent']=data[3] if verbose >0: print("{0}".format(json.dumps(disk_info,ensure_ascii=False,indent=4))) print("[disk] collection compeleted ....") return disk_info def get_mysql_info(cnx_args,status_list): config={ 'user':cnx_args.user, 'password':cnx_args.password, 'host':cnx_args.host, 'port':cnx_args.port} cnx=None cursor=None mysql_info={} try: cnx=mysql.connector.connect(**config) cursor=cnx.cursor(prepared=True) for index in range(len(status_list)): status_list[index].get_status(cursor) status=status_list[index] mysql_info[status.name]=status.value mysql_info['port']=config['port'] except mysql.connector.Error as err: print(err) finally: if cursor != None: cursor.close() if cnx != None: cnx.close() return mysql_info class Status(object): def init(self,name): self.name=name self._value=None def get_status(self,cursor): stmt="show global status like '{0}';".format(self.name) cursor.execute(stmt) value=cursor.fetchone()[1].decode('utf8') self._value=int(value) @property def value(self): if self._value==None: raise Exception("cant get value befor execute the get_status function") else: return self._value IntStatus=Status class diskResource(object): def init(self,mount_point,status): self.mount_point=mount_point self.status=status def str(self): result=''' <p class="stage-list"> <p class="stage-title"><span>{0}</span></p> <p class="detail"> <p class="detail-list"> <span class="detail-title">区分格式</span> <span class="detail-describe">{1}</span> </p> <p class="detail-list"> <span class="detail-title">总空间大小</span> <span class="detail-describe">{2:8.2f}G</span> </p> <p class="detail-list"> <span class="detail-title">空闲空间(%)</span> <span class="detail-describe">{3:8.2f}</span> </p> <p class="detail-list"> </p> </p> </p>\n'''.format(self.mount_point,self.status['fstype'],self.status['total'],self.status['used_percent']) return result class diskResources(object): def init(self,status): self.disks=[] for mount_point in status.keys(): self.disks.append(diskResource(mount_point,status[mount_point])) def str(self): result=''' <p class="list-item"> <p class="category"> <span>磁盘</span> </p> <p class="second-stage">\n''' for index in range(len(self.disks)): result=result+self.disks[index].str() result=result+''' </p> </p>\n''' return result class cpuResources(object): def init(self,status): self.status=status def str(self): result=''' <p class="list-item"> <p class="category"> <span>CPU</span> </p> <p class="second-stage"> <p class="stage-list"> <p class="stage-title"><span>global</span></p> <p class="detail"> <p class="detail-list"> <span class="detail-title">用户空间使用(%)</span> <span class="detail-describe">{0}</span> </p> <p class="detail-list"> <span class="detail-title">内核空间使用(%)</span> <span class="detail-describe">{1}</span> </p> <p class="detail-list"> <span class="detail-title">空闲(%)</span> <span class="detail-describe">{2}</span> </p> <p class="detail-list"> <span class="detail-title">硬中断(%)</span> <span class="detail-describe">{3}</span> </p> <p class="detail-list"> <span class="detail-title">软中断(%)</span> <span class="detail-describe">{4}</span> </p> <p class="detail-list"> <span class="detail-title">io等待(%)</span> <span class="detail-describe">{5}</span> </p> <p class="detail-list"> </p> </p> </p> </p> </p>\n'''.format(self.status['user'],self.status['system'],self.status['idle'],self.status['hardirq'],self.status['softirq'],self.status['iowait']) return result class memResources(object): def init(self,status): self.status=status def str(self): result=''' <p class="list-item"> <p class="category"> <span>MEM</span> </p> <p class="second-stage"> <p class="stage-list"> <p class="stage-title"><span>global</span></p> <p class="detail"> <p class="detail-list"> <span class="detail-title">总大小</span> <span class="detail-describe">{0:8.2f}G</span> </p> <p class="detail-list"> <span class="detail-title">空闲大小</span> <span class="detail-describe">{1:8.2f}G</span> </p> <p class="detail-list"> </p> </p> </p> </p> </p>'''.format(self.status['total'],self.status['avariable']) return result class mysqlResources(object): def init(self,status): self.status=status def str(self): result=''' <p class="list-item"> <p class="category"> <span>MYSQL</span> </p> <p class="second-stage"> <p class="stage-list"> <p class="stage-title"><span>{0}</span></p> <p class="detail"> <p class="detail-list"> <span class="detail-title">innodb_log_wait</span> <span class="detail-describe">{1}</span> </p> <p class="detail-list"> <span class="detail-title">binlog_cache_use</span> <span class="detail-describe">{2}</span> </p> <p class="detail-list"> <span class="detail-title">create_temp_disk_table</span> <span class="detail-describe">{3}</span> </p> <p class="detail-list"> <span class="detail-title">Slow_querys</span> <span class="detail-describe">{4}</span> </p> <p class="detail-list"> </p> </p> </p> </p> </p>'''.format(self.status['port'],self.status['Innodb_log_waits'],self.status['Binlog_cache_use'], self.status['Created_tmp_disk_tables'],self.status['Slow_queries']) return result class hostResources(object): def init(self,cpu_info,mem_info,disk_info,mysql_info,report_title='MySQL巡检报告'): self.cpu=cpuResources(cpu_info) self.mem=memResources(mem_info) self.disk=diskResources(disk_info) self.mysql=mysqlResources(mysql_info) self.report_title=report_title def str(self): result='''<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>巡检报告</title> <style> *{ margin: 0; padding: 0; } .content{ width:1000px; height: auto; margin: 30px auto; border-bottom:1px solid #b2b2b2; } .list-item{ border:1px solid #b2b2b2; border-bottom: none; transition: all .35s; overflow: hidden; display: flex; } .list-item:empty{ display: none; } .top-title{ line-height: 32px; font-size: 16px; color: #333; text-indent: 10px; font-weight: 600; } .category{ width:97px; height: auto; border-right: 1px solid #b2b2b2; float: left; text-align: center; position: relative; } .stage-title>span, .category>span{ display: block; height: 20px; width:100%; text-align: center; line-height: 20px; position: absolute; top: 50%; margin-top: -10px;left: 0; } .second-stage{ width:900px; float: left; } .stage-list{ border-bottom: 1px solid #b2b2b2; display: flex; } .stage-list:last-child{ border-bottom: 0; } .stage-title{ width:99px; border-right: 1px solid #b2b2b2; position: relative; } .detail{ flex: 1; } .detail-list{ border-bottom: 1px solid #b2b2b2; height: 40px; display: flex; transition: all .35s; } .detail-title{ padding: 10px; height: 20px; line-height: 20px; border-right: 1px solid #b2b2b2; width:200px; } .detail-describe{ flex: 1; padding: 10px;line-height: 20px; } .detail-list:last-child{ border-bottom: 0; } .list-item:hover{ background-color: #eee; } .detail-list:hover{ background-color: #d1d1d1; } </style> </head> <body> <p class="content"> <p class="list-item"> <p class="top-title">report_title</p> </p>\n''' result=result.replace('report_title',self.report_title) result=result+self.cpu.str() result=result+self.mem.str() result=result+self.disk.str() result=result+self.mysql.str() result=result+''' </p> </body> </html>''' return result if name=="main": parser=argparse.ArgumentParser() parser.add_argument('--verbose',type=int,default=1,help='verbose for output') parser.add_argument('--user',default='chkuser',help='user name for connect to mysql') parser.add_argument('--password',default='123456',help='user password for connect to mysql') parser.add_argument('--host',default='127.0.0.1',help='mysql host ip') parser.add_argument('--port',default=3306,type=int,help='mysql port') parser.add_argument('--int-status',default=('Com_select,Com_insert,Com_update,Com_delete,Innodb_log_waits,' 'Binlog_cache_disk_use,Binlog_cache_use,Created_tmp_disk_tables,' 'Slow_queries') ,help='mysql status its value like int') parser.add_argument('--report-title',default='MySQL巡检报告',help='report title') parser.add_argument('--output-dir',default='/tmp/',help='default report file output path') args=parser.parse_args() cpu_info=get_cpu_info(args.verbose) mem_info=get_mem_info(args.verbose) disk_info=get_disk_info(args.verbose) status_list=[ IntStatus(name=item) for item in args.int_status.split(',')] mysql_info=get_mysql_info(args,status_list) #dr=diskResources(disk_info) #cr=cpuResources(cpu_info) #mr=memResources(mem_info) #msr=mysqlResources(mysql_info) hr=hostResources(cpu_info,mem_info,disk_info,mysql_info,args.report_title) now=str(datetime.datetime.now()).replace(' ','^') if args.output_dir.endswith('/') != True: args.output_dir=args.output_dir+'/' filename=args.output_dir+'mysql_inspection_{0}.html'.format(now) with open(filename,'w') as output: output.write(hr.str()) print('[report] the report been saved to {0} ok.... ....'.format(filename))
Das obige ist der detaillierte Inhalt vonDetaillierte Einführung in den Fallcode des MySQL-Inspektionsskripts. Für weitere Informationen folgen Sie bitte anderen verwandten Artikeln auf der PHP chinesischen Website!