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Checks for compression levels + tests

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This commit is contained in:
grossmj
2022-06-01 20:26:59 +07:00
parent 015e17338c
commit 162af5bb7a
2 changed files with 78 additions and 5 deletions
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16
gns3server/api/routes/controller/projects.py
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@ -41,7 +41,7 @@ from pathlib import Path
from gns3server import schemas
from gns3server.controller import Controller
from gns3server.controller.project import Project
from gns3server.controller.controller_error import ControllerError, ControllerForbiddenError
from gns3server.controller.controller_error import ControllerError, ControllerBadRequestError
from gns3server.controller.import_project import import_project as import_controller_project
from gns3server.controller.export_project import export_project as export_controller_project
from gns3server.utils.asyncio import aiozipstream
@ -286,6 +286,7 @@ async def export_project(
include_images: bool = False,
reset_mac_addresses: bool = False,
compression: schemas.ProjectCompression = "zstd",
compression_level: int = None,
) -> StreamingResponse:
"""
Export a project as a portable archive.
@ -294,14 +295,23 @@ async def export_project(
compression_query = compression.lower()
if compression_query == "zip":
compression = zipfile.ZIP_DEFLATED
if compression_level is not None and (compression_level < 0 or compression_level > 9):
raise ControllerBadRequestError("Compression level must be between 0 and 9 for ZIP compression")
elif compression_query == "none":
compression = zipfile.ZIP_STORED
elif compression_query == "bzip2":
compression = zipfile.ZIP_BZIP2
if compression_level is not None and (compression_level < 1 or compression_level > 9):
raise ControllerBadRequestError("Compression level must be between 1 and 9 for BZIP2 compression")
elif compression_query == "lzma":
compression = zipfile.ZIP_LZMA
elif compression_query == "zstd":
compression = zipfile.ZIP_ZSTANDARD
if compression_level is not None and (compression_level < 1 or compression_level > 22):
raise ControllerBadRequestError("Compression level must be between 1 and 22 for Zstandard compression")
if compression_level is not None and compression_query in ("none", "lzma"):
raise ControllerBadRequestError(f"Compression level is not supported for '{compression_query}' compression method")
try:
begin = time.time()
@ -309,8 +319,10 @@ async def export_project(
working_dir = os.path.abspath(os.path.join(project.path, os.pardir))
async def streamer():
log.info(f"Exporting project '{project.name}' with '{compression_query}' compression "
f"(level {compression_level})")
with tempfile.TemporaryDirectory(dir=working_dir) as tmpdir:
with aiozipstream.ZipFile(compression=compression) as zstream:
with aiozipstream.ZipFile(compression=compression, compresslevel=compression_level) as zstream:
await export_controller_project(
zstream,
project,