2024-09-06 12:54:17 +08:00
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from neo4j import GraphDatabase
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2025-09-01 22:37:03 +08:00
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from neo4j.exceptions import AuthError, ServiceUnavailable
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2024-09-06 12:54:17 +08:00
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2024-09-09 17:07:03 +08:00
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# sudo ln -s /snap/core22/1586/usr/sbin/iptables /usr/sbin/iptables
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2025-09-01 22:37:03 +08:00
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2024-09-06 12:54:17 +08:00
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def check_neo4j_status(uri="bolt://localhost:7687", username="neo4j", password="0123456789"):
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"""
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检查 Neo4j 数据库是否可以连接并正常工作。
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2024-09-09 17:07:03 +08:00
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2024-09-06 12:54:17 +08:00
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参数:
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uri (str): Neo4j 的 URI，默认为 "bolt://localhost:7687"
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username (str): 数据库用户名，默认为 "neo4j"
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password (str): 数据库密码，默认为 "0123456789"
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2024-09-09 17:07:03 +08:00
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2024-09-06 12:54:17 +08:00
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返回:
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str: "OK" 表示连接成功，"UNAVAILABLE" 表示服务不可用，"AUTH_FAILED" 表示认证失败。
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"""
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try:
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driver = GraphDatabase.driver(uri, auth=(username, password))
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with driver.session() as session:
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# 简单的查询来测试连接
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result = session.run("RETURN 1")
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if result.single()[0] == 1:
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return "OK"
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except ServiceUnavailable:
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return "UNAVAILABLE"
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except AuthError:
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return "AUTH_FAILED"
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finally:
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# 确保关闭驱动
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driver.close()
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2025-09-01 22:37:03 +08:00
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2024-09-06 12:54:17 +08:00
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# 测试函数
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status = check_neo4j_status()
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print(f"Neo4j status: {status}")
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