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新增同步存储方法；新增run_server.py文件；修改默认的数据库连接方式；

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JIANG
2025-12-08 17:33:50 +08:00
parent 4fbdea435b
commit 44119c9725
9 changed files with 446 additions and 102 deletions
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159
timescaledb/schemas/realtime.py
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@@ -1,6 +1,6 @@
from typing import List, Any, Dict
from datetime import datetime, timedelta, timezone
from psycopg import AsyncConnection, sql
from psycopg import AsyncConnection, Connection, sql
# 定义UTC+8时区
UTC_8 = timezone(timedelta(hours=8))
@@ -36,6 +36,32 @@ class RealtimeRepository:
)
)
@staticmethod
def insert_links_batch_sync(conn: Connection, data: List[dict]):
"""Batch insert for realtime.link_simulation using COPY for performance (sync version)."""
if not data:
return
with conn.cursor() as cur:
with cur.copy(
"COPY realtime.link_simulation (time, id, flow, friction, headloss, quality, reaction, setting, status, velocity) FROM STDIN"
) as copy:
for item in data:
copy.write_row(
(
item["time"],
item["id"],
item.get("flow"),
item.get("friction"),
item.get("headloss"),
item.get("quality"),
item.get("reaction"),
item.get("setting"),
item.get("status"),
item.get("velocity"),
)
)
@staticmethod
async def get_link_by_time_range(
conn: AsyncConnection, start_time: datetime, end_time: datetime, link_id: str
@@ -180,6 +206,27 @@ class RealtimeRepository:
)
)
@staticmethod
def insert_nodes_batch_sync(conn: Connection, data: List[dict]):
if not data:
return
with conn.cursor() as cur:
with cur.copy(
"COPY realtime.node_simulation (time, id, actual_demand, total_head, pressure, quality) FROM STDIN"
) as copy:
for item in data:
copy.write_row(
(
item["time"],
item["id"],
item.get("actual_demand"),
item.get("total_head"),
item.get("pressure"),
item.get("quality"),
)
)
@staticmethod
async def get_node_by_time_range(
conn: AsyncConnection, start_time: datetime, end_time: datetime, node_id: str
@@ -309,32 +356,36 @@ class RealtimeRepository:
# Prepare node data for batch insert
node_data = []
for node_result in node_result_list:
node_id = node_result.get("node")
data = node_result.get("result", [])[0] # 实时模拟只有一个周期
node_data.append(
{
"time": simulation_time,
"id": node_result.get("id"),
"actual_demand": node_result.get("actual_demand"),
"total_head": node_result.get("total_head"),
"pressure": node_result.get("pressure"),
"quality": node_result.get("quality"),
"id": node_id,
"actual_demand": data.get("demand"),
"total_head": data.get("head"),
"pressure": data.get("pressure"),
"quality": data.get("quality"),
}
)
# Prepare link data for batch insert
link_data = []
for link_result in link_result_list:
link_id = link_result.get("link")
data = link_result.get("result", [])[0]
link_data.append(
{
"time": simulation_time,
"id": link_result.get("id"),
"flow": link_result.get("flow"),
"friction": link_result.get("friction"),
"headloss": link_result.get("headloss"),
"quality": link_result.get("quality"),
"reaction": link_result.get("reaction"),
"setting": link_result.get("setting"),
"status": link_result.get("status"),
"velocity": link_result.get("velocity"),
"id": link_id,
"flow": data.get("flow"),
"friction": data.get("friction"),
"headloss": data.get("headloss"),
"quality": data.get("quality"),
"reaction": data.get("reaction"),
"setting": data.get("setting"),
"status": data.get("status"),
"velocity": data.get("velocity"),
}
)
@@ -345,6 +396,84 @@ class RealtimeRepository:
if link_data:
await RealtimeRepository.insert_links_batch(conn, link_data)
@staticmethod
def store_realtime_simulation_result_sync(
conn: Connection,
node_result_list: List[Dict[str, any]],
link_result_list: List[Dict[str, any]],
result_start_time: str,
):
"""
Store realtime simulation results to TimescaleDB (sync version).
Args:
conn: Database connection
node_result_list: List of node simulation results
link_result_list: List of link simulation results
result_start_time: Start time for the results (ISO format string)
"""
# Convert result_start_time string to datetime if needed
if isinstance(result_start_time, str):
# 如果是ISO格式字符串，解析并转换为UTC+8
if result_start_time.endswith("Z"):
# UTC时间，转换为UTC+8
utc_time = datetime.fromisoformat(
result_start_time.replace("Z", "+00:00")
)
simulation_time = utc_time.astimezone(UTC_8)
else:
# 假设已经是UTC+8时间
simulation_time = datetime.fromisoformat(result_start_time)
if simulation_time.tzinfo is None:
simulation_time = simulation_time.replace(tzinfo=UTC_8)
else:
simulation_time = result_start_time
if simulation_time.tzinfo is None:
simulation_time = simulation_time.replace(tzinfo=UTC_8)
# Prepare node data for batch insert
node_data = []
for node_result in node_result_list:
node_id = node_result.get("node")
data = node_result.get("result", [])[0] # 实时模拟只有一个周期
node_data.append(
{
"time": simulation_time,
"id": node_id,
"actual_demand": data.get("demand"),
"total_head": data.get("head"),
"pressure": data.get("pressure"),
"quality": data.get("quality"),
}
)
# Prepare link data for batch insert
link_data = []
for link_result in link_result_list:
link_id = link_result.get("link")
data = link_result.get("result", [])[0]
link_data.append(
{
"time": simulation_time,
"id": link_id,
"flow": data.get("flow"),
"friction": data.get("friction"),
"headloss": data.get("headloss"),
"quality": data.get("quality"),
"reaction": data.get("reaction"),
"setting": data.get("setting"),
"status": data.get("status"),
"velocity": data.get("velocity"),
}
)
# Insert data using batch methods
if node_data:
RealtimeRepository.insert_nodes_batch_sync(conn, node_data)
if link_data:
RealtimeRepository.insert_links_batch_sync(conn, link_data)
@staticmethod
async def query_all_record_by_time_property(
conn: AsyncConnection,