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Code Issues Releases Wiki Activity

Do not tweak zstd compression params

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This commit is contained in:
grossmj 2022-06-03 11:26:26 +07:00
parent 162af5bb7a
commit c98a10dcfd
3 changed files with 11 additions and 11 deletions
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1
gns3server/controller/export_project.py
View File

@ -16,7 +16,6 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import sys
import json
import asyncio
import aiofiles

16
gns3server/controller/import_project.py
View File

@ -20,10 +20,10 @@ import sys
import json
import uuid
import shutil
import zipfile
import aiofiles
import itertools
import tempfile
import gns3server.utils.zipfile_zstd as zipfile_zstd
from .controller_error import ControllerError
from .topology import load_topology
@ -60,9 +60,9 @@ async def import_project(controller, project_id, stream, location=None, name=Non
raise ControllerError("The destination path should not contain .gns3")
try:
with zipfile.ZipFile(stream) as zip_file:
with zipfile_zstd.ZipFile(stream) as zip_file:
project_file = zip_file.read("project.gns3").decode()
except zipfile.BadZipFile:
except zipfile_zstd.BadZipFile:
raise ControllerError("Cannot import project, not a GNS3 project (invalid zip)")
except KeyError:
raise ControllerError("Cannot import project, project.gns3 file could not be found")
@ -92,9 +92,9 @@ async def import_project(controller, project_id, stream, location=None, name=Non
raise ControllerError("The project name contain non supported or invalid characters")
try:
with zipfile.ZipFile(stream) as zip_file:
with zipfile_zstd.ZipFile(stream) as zip_file:
await wait_run_in_executor(zip_file.extractall, path)
except zipfile.BadZipFile:
except zipfile_zstd.BadZipFile:
raise ControllerError("Cannot extract files from GNS3 project (invalid zip)")
topology = load_topology(os.path.join(path, "project.gns3"))
@ -264,11 +264,11 @@ async def _import_snapshots(snapshots_path, project_name, project_id):
# extract everything to a temporary directory
try:
with open(snapshot_path, "rb") as f:
with zipfile.ZipFile(f) as zip_file:
with zipfile_zstd.ZipFile(f) as zip_file:
await wait_run_in_executor(zip_file.extractall, tmpdir)
except OSError as e:
raise ControllerError(f"Cannot open snapshot '{os.path.basename(snapshot)}': {e}")
except zipfile.BadZipFile:
except zipfile_zstd.BadZipFile:
raise ControllerError(
f"Cannot extract files from snapshot '{os.path.basename(snapshot)}': not a GNS3 project (invalid zip)"
)
@ -294,7 +294,7 @@ async def _import_snapshots(snapshots_path, project_name, project_id):
# write everything back to the original snapshot file
try:
with aiozipstream.ZipFile(compression=zipfile.ZIP_STORED) as zstream:
with aiozipstream.ZipFile(compression=zipfile_zstd.ZIP_STORED) as zstream:
for root, dirs, files in os.walk(tmpdir, topdown=True, followlinks=False):
for file in files:
path = os.path.join(root, file)

5
gns3server/utils/asyncio/aiozipstream.py
View File

@ -71,8 +71,9 @@ def _get_compressor(compress_type, compresslevel=None):
elif compress_type == ZIP_ZSTANDARD:
import zstandard as zstd
if compresslevel is not None:
params = zstd.ZstdCompressionParameters.from_level(compresslevel, threads=-1, enable_ldm=True, window_log=31)
return zstd.ZstdCompressor(compression_params=params).compressobj()
#params = zstd.ZstdCompressionParameters.from_level(compresslevel, threads=-1, enable_ldm=True, window_log=31)
#return zstd.ZstdCompressor(compression_params=params).compressobj()
return zstd.ZstdCompressor(level=compresslevel).compressobj()
return zstd.ZstdCompressor().compressobj()
else:
return None