Create power_monitor.py

power_monitor.py

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+import smtplib
+import time
+from email.mime.text import MIMEText
+from email.mime.multipart import MIMEMultipart
+from email.utils import formataddr
+
+# 设置电子邮件参数
+sender_email = "sender@example.com"
+sender_name = "系统状态预警"
+receiver_email = "receiver@example.com"
+password = "sender password" 
+smtp_server = "smtp server" # 网上查一下邮箱对应的smtp的地址
+port = 587  # 通常是587或465
+
+
+# 发送电子邮件的函数
+def send_email(subject, body):
+    message = MIMEMultipart()
+    message["From"] = formataddr((sender_name, sender_email))
+    message["To"] = receiver_email
+    message["Subject"] = subject
+    message.attach(MIMEText(body, "plain"))
+
+    server = smtplib.SMTP(smtp_server, port)
+    server.starttls()
+    server.login(sender_email, password)
+    server.sendmail(sender_email, receiver_email, message.as_string())
+    server.quit()
+
+# 电池电量警告阈值
+battery_thresholds = [60, 30, 15, 5]
+
+# 电源和电池状态
+power_disconnected = False
+battery_level_sent = 100
+
+# 检测电源状态的函数    
+# ！文件路径可能不一致
+def check_power_status():
+    with open("/sys/class/power_supply/ADP0/online", "r") as file:
+        status = file.read().strip()
+    print(status)
+    return status == "0"
+
+# 检测电池电量的函数
+def check_battery_level():
+    with open("/sys/class/power_supply/BAT0/capacity", "r") as file:
+        level = int(file.read().strip())
+    print(level)
+    return level
+
+#send_email("测试","系统测试")
+# 主循环
+while True:
+    current_power_status = check_power_status()
+    battery_level = check_battery_level()
+
+    # 检查电源状态
+    if current_power_status:
+        if not power_disconnected:
+            send_email("电源状态警告", "电源已断开")
+            power_disconnected = True
+            battery_level_sent = 100  # 重置电池电量警告状态
+    else:
+        power_disconnected = False
+
+    # 检查电池电量
+    if power_disconnected and battery_level < battery_level_sent and battery_level in battery_thresholds:
+        send_email("电池电量低", f"电池电量仅剩 {battery_level}%")
+        battery_level_sent = battery_level
+
+    time.sleep(60)