mirror of
https://github.com/GNS3/gns3-server
synced 2024-11-13 20:08:55 +00:00
846041a59c
Fix https://github.com/GNS3/gns3-gui/issues/1704, https://github.com/GNS3/gns3-gui/issues/1705
212 lines
8.2 KiB
Python
212 lines
8.2 KiB
Python
#!/usr/bin/env python
|
|
#
|
|
# Copyright (C) 2016 GNS3 Technologies Inc.
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
import os
|
|
import sys
|
|
import json
|
|
import uuid
|
|
import shutil
|
|
import asyncio
|
|
import zipfile
|
|
import aiohttp
|
|
|
|
from ..config import Config
|
|
from .topology import load_topology
|
|
|
|
|
|
"""
|
|
Handle the import of project from a .gns3project
|
|
"""
|
|
|
|
|
|
@asyncio.coroutine
|
|
def import_project(controller, project_id, stream, location=None, name=None, keep_compute_id=False):
|
|
"""
|
|
Import a project contain in a zip file
|
|
|
|
You need to handle OSerror exceptions
|
|
|
|
:param controller: GNS3 Controller
|
|
:param project_id: ID of the project to import
|
|
:param stream: A io.BytesIO of the zipfile
|
|
:param location: Directory for the project if None put in the default directory
|
|
:param name: Wanted project name, generate one from the .gns3 if None
|
|
:param keep_compute_id: If true do not touch the compute id
|
|
:returns: Project
|
|
"""
|
|
|
|
if location and ".gns3" in location:
|
|
raise aiohttp.web.HTTPConflict(text="The destination path should not contain .gns3")
|
|
|
|
try:
|
|
with zipfile.ZipFile(stream) as myzip:
|
|
|
|
try:
|
|
topology = json.loads(myzip.read("project.gns3").decode())
|
|
|
|
# We import the project on top of an existing project (snapshots)
|
|
if topology["project_id"] == project_id:
|
|
project_name = topology["name"]
|
|
else:
|
|
# If the project name is already used we generate a new one
|
|
if name:
|
|
project_name = controller.get_free_project_name(name)
|
|
else:
|
|
project_name = controller.get_free_project_name(topology["name"])
|
|
except KeyError:
|
|
raise aiohttp.web.HTTPConflict(text="Can't import topology the .gns3 is corrupted or missing")
|
|
|
|
if location:
|
|
path = location
|
|
else:
|
|
projects_path = controller.projects_directory()
|
|
path = os.path.join(projects_path, project_name)
|
|
os.makedirs(path, exist_ok=True)
|
|
myzip.extractall(path)
|
|
|
|
topology = load_topology(os.path.join(path, "project.gns3"))
|
|
topology["name"] = project_name
|
|
# To avoid unexpected behavior (project start without manual operations just after import)
|
|
topology["auto_start"] = False
|
|
topology["auto_open"] = False
|
|
topology["auto_close"] = True
|
|
|
|
# Generate a new node id
|
|
node_old_to_new = {}
|
|
for node in topology["topology"]["nodes"]:
|
|
if "node_id" in node:
|
|
node_old_to_new[node["node_id"]] = str(uuid.uuid4())
|
|
_move_node_file(path, node["node_id"], node_old_to_new[node["node_id"]])
|
|
node["node_id"] = node_old_to_new[node["node_id"]]
|
|
else:
|
|
node["node_id"] = str(uuid.uuid4())
|
|
|
|
# Update link to use new id
|
|
for link in topology["topology"]["links"]:
|
|
link["link_id"] = str(uuid.uuid4())
|
|
for node in link["nodes"]:
|
|
node["node_id"] = node_old_to_new[node["node_id"]]
|
|
|
|
# Generate new drawings id
|
|
for drawing in topology["topology"]["drawings"]:
|
|
drawing["drawing_id"] = str(uuid.uuid4())
|
|
|
|
# Modify the compute id of the node depending of compute capacity
|
|
if not keep_compute_id:
|
|
# For some VM type we move them to the GNS3 VM if possible
|
|
# unless it's a linux host without GNS3 VM
|
|
if not sys.platform.startswith("linux") or controller.has_compute("vm"):
|
|
for node in topology["topology"]["nodes"]:
|
|
if node["node_type"] in ("docker", "qemu", "iou"):
|
|
node["compute_id"] = "vm"
|
|
else:
|
|
for node in topology["topology"]["nodes"]:
|
|
node["compute_id"] = "local"
|
|
|
|
compute_created = set()
|
|
for node in topology["topology"]["nodes"]:
|
|
|
|
if node["compute_id"] != "local":
|
|
# Project created on the remote GNS3 VM?
|
|
if node["compute_id"] not in compute_created:
|
|
compute = controller.get_compute(node["compute_id"])
|
|
yield from compute.post("/projects", data={
|
|
"name": project_name,
|
|
"project_id": project_id,
|
|
})
|
|
compute_created.add(node["compute_id"])
|
|
|
|
yield from _move_files_to_compute(compute, project_id, path, os.path.join("project-files", node["node_type"], node["node_id"]))
|
|
|
|
# And we dump the updated.gns3
|
|
dot_gns3_path = os.path.join(path, project_name + ".gns3")
|
|
# We change the project_id to avoid erasing the project
|
|
topology["project_id"] = project_id
|
|
with open(dot_gns3_path, "w+") as f:
|
|
json.dump(topology, f, indent=4)
|
|
os.remove(os.path.join(path, "project.gns3"))
|
|
|
|
if os.path.exists(os.path.join(path, "images")):
|
|
_import_images(controller, path)
|
|
|
|
project = yield from controller.load_project(dot_gns3_path, load=False)
|
|
return project
|
|
except zipfile.BadZipFile:
|
|
raise aiohttp.web.HTTPConflict(text="Can't import topology the file is corrupted or not a GNS3 project (invalid zip)")
|
|
|
|
|
|
def _move_node_file(path, old_id, new_id):
|
|
"""
|
|
Move the files from a node when changing his id
|
|
|
|
:param path: Path of the project
|
|
:param old_id: ID before change
|
|
:param new_id: New node UUID
|
|
"""
|
|
root = os.path.join(path, "project-files")
|
|
if os.path.exists(root):
|
|
for dirname in os.listdir(root):
|
|
module_dir = os.path.join(root, dirname)
|
|
if os.path.isdir(module_dir):
|
|
node_dir = os.path.join(module_dir, old_id)
|
|
if os.path.exists(node_dir):
|
|
shutil.move(node_dir, os.path.join(module_dir, new_id))
|
|
|
|
|
|
@asyncio.coroutine
|
|
def _move_files_to_compute(compute, project_id, directory, files_path):
|
|
"""
|
|
Move the files to a remote compute
|
|
"""
|
|
location = os.path.join(directory, files_path)
|
|
if os.path.exists(location):
|
|
for (dirpath, dirnames, filenames) in os.walk(location):
|
|
for filename in filenames:
|
|
path = os.path.join(dirpath, filename)
|
|
dst = os.path.relpath(path, directory)
|
|
yield from _upload_file(compute, project_id, path, dst)
|
|
shutil.rmtree(os.path.join(directory, files_path))
|
|
|
|
|
|
@asyncio.coroutine
|
|
def _upload_file(compute, project_id, file_path, path):
|
|
"""
|
|
Upload a file to a remote project
|
|
|
|
:param file_path: File path on the controller file system
|
|
:param path: File path on the remote system relative to project directory
|
|
"""
|
|
path = "/projects/{}/files/{}".format(project_id, path.replace("\\", "/"))
|
|
with open(file_path, "rb") as f:
|
|
yield from compute.http_query("POST", path, f, timeout=None)
|
|
|
|
|
|
def _import_images(controller, path):
|
|
"""
|
|
Copy images to the images directory or delete them if they
|
|
already exists.
|
|
"""
|
|
image_dir = controller.images_path()
|
|
|
|
root = os.path.join(path, "images")
|
|
for (dirpath, dirnames, filenames) in os.walk(root):
|
|
for filename in filenames:
|
|
path = os.path.join(dirpath, filename)
|
|
dst = os.path.join(image_dir, os.path.relpath(path, root))
|
|
os.makedirs(os.path.dirname(dst), exist_ok=True)
|
|
shutil.move(path, dst)
|