(self, transp, file, offset, count)
| 1287 | "sendfile syscall is not supported") |
| 1288 | |
| 1289 | async def _sendfile_fallback(self, transp, file, offset, count): |
| 1290 | if offset: |
| 1291 | file.seek(offset) |
| 1292 | blocksize = min(count, 16384) if count else 16384 |
| 1293 | buf = bytearray(blocksize) |
| 1294 | total_sent = 0 |
| 1295 | proto = _SendfileFallbackProtocol(transp) |
| 1296 | try: |
| 1297 | while True: |
| 1298 | if count: |
| 1299 | blocksize = min(count - total_sent, blocksize) |
| 1300 | if blocksize <= 0: |
| 1301 | return total_sent |
| 1302 | view = memoryview(buf)[:blocksize] |
| 1303 | read = await self.run_in_executor(None, file.readinto, view) |
| 1304 | if not read: |
| 1305 | return total_sent # EOF |
| 1306 | transp.write(view[:read]) |
| 1307 | await proto.drain() |
| 1308 | total_sent += read |
| 1309 | finally: |
| 1310 | if total_sent > 0 and hasattr(file, 'seek'): |
| 1311 | file.seek(offset + total_sent) |
| 1312 | await proto.restore() |
| 1313 | |
| 1314 | async def start_tls(self, transport, protocol, sslcontext, *, |
| 1315 | server_side=False, |
no test coverage detected