168 lines
5.1 KiB
Python
168 lines
5.1 KiB
Python
import csv
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import io
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from typing import Dict, List
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import pathspec
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from fastapi import APIRouter, Depends, HTTPException
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from fastapi.responses import StreamingResponse
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from pydantic import BaseModel
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from sqlalchemy.orm import Session
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from app.api.common import FileItemSchema, SettingSchema, recompute_exclusion_policy
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from app.db import models
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from app.db.database import get_db
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router = APIRouter(tags=["System"])
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class TestExclusionsRequest(BaseModel):
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patterns: str
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limit: int = 10
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class TestExclusionsResponse(BaseModel):
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total_files: int
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total_size: int
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matched_count: int
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matched_size: int
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sample: List[FileItemSchema]
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@router.get("/settings", response_model=Dict[str, str], operation_id="get_settings")
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def get_settings(db_session: Session = Depends(get_db)):
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"""Retrieves all global system configuration key-value pairs."""
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settings_records = db_session.query(models.SystemSetting).all()
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return {record.key: record.value for record in settings_records}
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@router.post("/settings", operation_id="update_settings")
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def update_settings(setting_data: SettingSchema, db_session: Session = Depends(get_db)):
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"""Updates or creates a global system configuration setting."""
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existing_record = (
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db_session.query(models.SystemSetting)
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.filter(models.SystemSetting.key == setting_data.key)
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.first()
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)
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if existing_record:
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existing_record.value = setting_data.value
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else:
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db_session.add(
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models.SystemSetting(key=setting_data.key, value=setting_data.value)
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)
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db_session.commit()
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# Reload schedules in case scan/archival frequency changed
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if setting_data.key in ["schedule_scan", "schedule_archival"]:
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from app.services.scheduler import scheduler_manager
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scheduler_manager.reload()
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# Recompute exclusion policy when global exclusions change
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if setting_data.key == "global_exclusions":
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recompute_exclusion_policy(db_session)
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return {"message": "Setting committed."}
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@router.post(
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"/settings/test-exclusions",
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response_model=TestExclusionsResponse,
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operation_id="test_exclusions",
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)
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def test_exclusions(
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request_data: TestExclusionsRequest, db_session: Session = Depends(get_db)
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):
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"""Tests exclusion patterns against the current filesystem index."""
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patterns = [p.strip() for p in request_data.patterns.splitlines() if p.strip()]
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if not patterns:
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return TestExclusionsResponse(
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total_files=0, total_size=0, matched_count=0, matched_size=0, sample=[]
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)
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spec = pathspec.PathSpec.from_lines("gitwildmatch", patterns)
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all_files = (
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db_session.query(models.FilesystemState)
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.filter(models.FilesystemState.is_deleted.is_(False))
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.all()
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)
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total_size = 0
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matched = []
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matched_size = 0
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for file_record in all_files:
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total_size += file_record.size or 0
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if spec.match_file(file_record.file_path):
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matched_size += file_record.size or 0
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matched.append(
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FileItemSchema(
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name=file_record.file_path.split("/")[-1],
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path=file_record.file_path,
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type="file",
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size=file_record.size,
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mtime=file_record.mtime,
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ignored=file_record.is_ignored,
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sha256_hash=file_record.sha256_hash,
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)
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)
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total_files = len(all_files)
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matched_count = len(matched)
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sample = matched[: request_data.limit]
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return TestExclusionsResponse(
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total_files=total_files,
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total_size=total_size,
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matched_count=matched_count,
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matched_size=matched_size,
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sample=sample,
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)
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@router.post(
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"/settings/test-exclusions/download",
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operation_id="download_exclusion_report",
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)
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def download_exclusion_report(
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request_data: TestExclusionsRequest, db_session: Session = Depends(get_db)
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):
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"""Generates a CSV report of files matched by exclusion patterns."""
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patterns = [p.strip() for p in request_data.patterns.splitlines() if p.strip()]
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if not patterns:
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raise HTTPException(status_code=400, detail="No patterns provided")
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spec = pathspec.PathSpec.from_lines("gitwildmatch", patterns)
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all_files = (
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db_session.query(models.FilesystemState)
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.filter(models.FilesystemState.is_deleted.is_(False))
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.all()
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)
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matched = []
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for file_record in all_files:
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if spec.match_file(file_record.file_path):
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matched.append(file_record)
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output = io.StringIO()
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writer = csv.writer(output)
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writer.writerow(["path", "size", "mtime", "sha256_hash"])
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for file_record in matched:
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writer.writerow(
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[
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file_record.file_path,
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file_record.size,
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file_record.mtime,
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file_record.sha256_hash or "",
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]
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)
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csv_bytes = output.getvalue().encode("utf-8")
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output.close()
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return StreamingResponse(
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io.BytesIO(csv_bytes),
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media_type="text/csv",
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headers={"Content-Disposition": "attachment; filename=exclusion_report.csv"},
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)
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