结合钉钉机器人用python写监控打印机碳粉状态程序
注意事项：
1.新版本pysnmp包不支持getcmd接口，需要指定安装老版本Pysnmp包
解决方法：
① 先pip uninstall pysnmp、pip uninstall pyasn1、pip install pyasn1-modules
② 接着安装pyasn1-modules，指定版本pip install pyasn1-modules0.2.7（此时，它会自动帮你安装pyasn1，版本 是 0.4.8）
③ 最后再安装pysnmp，指定版本pip install pysnmp5.1.0
点击查看代码
from pysnmp.hlapi import *
import requests
import json
# 配置信息
PRINTER_IP = '1.1.1.1' # 打印机IP
COMMUNITY_STRING = 'public' # SNMP团体名
DINGTALK_WEBHOOK = 'https://oapi.dingtalk.com/robot/send?test' # 替换成钉钉机器人Webhook地址
# 理光打印机OID信息
TONER_OIDS = {
'黑色': '1.3.6.1.2.1.43.11.1.1.9.1.1',
'青色': '1.3.6.1.2.1.43.11.1.1.9.1.2',
'品红色': '1.3.6.1.2.1.43.11.1.1.9.1.3',
'黄色': '1.3.6.1.2.1.43.11.1.1.9.1.4',
'black_max': '1.3.6.1.2.1.43.11.1.1.8.1.1',
}
def get_snmp_value(oid):
"""获取SNMP值并处理异常"""
try:
error_indication, error_status, error_index, var_binds = next(
getCmd(SnmpEngine(),
CommunityData(COMMUNITY_STRING),
UdpTransportTarget((PRINTER_IP, 161)),
ContextData(),
ObjectType(ObjectIdentity(oid)))
)
if error_indication:
print(f"SNMP错误: {error_indication}")
return None
elif error_status:
print(f"SNMP错误: {error_status.prettyPrint()}")
return None
return var_binds[0][1] if var_binds else None
except Exception as e:
print(f"SNMP查询异常: {str(e)}")
return None
def send_dingtalk_message(message):
"""发送消息到钉钉机器人"""
headers = {'Content-Type': 'application/json'}
payload = {
"msgtype": "markdown",
"markdown": {
"title": "打印机碳粉状态",
"text": message
}
}
try:
response = requests.post(DINGTALK_WEBHOOK,
data=json.dumps(payload),
headers=headers,
timeout=5)
response.raise_for_status()
print("状态已发送至钉钉")
except requests.exceptions.RequestException as e:
print(f"钉钉消息发送失败: {str(e)}")
def get_toner_status():
"""获取并格式化碳粉状态"""
print("正在获取打印机状态...")
# 构建消息内容
status_report = [
"### 理光IMC2000碳粉状态报告",
f"**IP地址**: {PRINTER_IP} \n", # 换行符用于钉钉markdown格式
"|颜色|剩余量|\n|-|-|"
]
for color, oid in TONER_OIDS.items():
if 'max' in color:
continue # 跳过最大容量值
value = get_snmp_value(oid)
if value is not None:
status_report.append(f"|{color.upper()}|{value}%|")
else:
status_report.append(f"|{color.upper()}|获取失败|")
# 发送钉钉通知
send_dingtalk_message("\n".join(status_report))
if __name__ == "__main__":
get_toner_status()