mirror of
https://github.com/GNS3/gns3-server
synced 2024-12-11 01:28:09 +00:00
697 lines
26 KiB
Python
697 lines
26 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 html
|
|
import json
|
|
import copy
|
|
import uuid
|
|
import glob
|
|
import shutil
|
|
import zipfile
|
|
import aiohttp
|
|
import jsonschema
|
|
|
|
|
|
from ..version import __version__
|
|
from ..schemas.topology import TOPOLOGY_SCHEMA
|
|
from ..schemas import dynamips_vm
|
|
from ..utils.qt import qt_font_to_style
|
|
from ..compute.dynamips import PLATFORMS_DEFAULT_RAM
|
|
|
|
import logging
|
|
log = logging.getLogger(__name__)
|
|
|
|
|
|
GNS3_FILE_FORMAT_REVISION = 8
|
|
|
|
|
|
def _check_topology_schema(topo):
|
|
try:
|
|
jsonschema.validate(topo, TOPOLOGY_SCHEMA)
|
|
|
|
# Check the nodes property against compute schemas
|
|
for node in topo["topology"].get("nodes", []):
|
|
schema = None
|
|
if node["node_type"] == "dynamips":
|
|
schema = copy.deepcopy(dynamips_vm.VM_CREATE_SCHEMA)
|
|
|
|
if schema:
|
|
# Properties send to compute but in an other place in topology
|
|
delete_properties = ["name", "node_id"]
|
|
for prop in delete_properties:
|
|
del schema["properties"][prop]
|
|
schema["required"] = [p for p in schema["required"] if p not in delete_properties]
|
|
|
|
jsonschema.validate(node.get("properties", {}), schema)
|
|
|
|
except jsonschema.ValidationError as e:
|
|
error = "Invalid data in topology file: {} in schema: {}".format(
|
|
e.message,
|
|
json.dumps(e.schema))
|
|
log.critical(error)
|
|
raise aiohttp.web.HTTPConflict(text=error)
|
|
|
|
|
|
def project_to_topology(project):
|
|
"""
|
|
:return: A dictionnary with the topology ready to dump to a .gns3
|
|
"""
|
|
data = {
|
|
"project_id": project.id,
|
|
"name": project.name,
|
|
"auto_start": project.auto_start,
|
|
"auto_open": project.auto_open,
|
|
"auto_close": project.auto_close,
|
|
"scene_width": project.scene_width,
|
|
"scene_height": project.scene_height,
|
|
"zoom": project.zoom,
|
|
"show_layers": project.show_layers,
|
|
"snap_to_grid": project.snap_to_grid,
|
|
"show_grid": project.show_grid,
|
|
"show_interface_labels": project.show_interface_labels,
|
|
"topology": {
|
|
"nodes": [],
|
|
"links": [],
|
|
"computes": [],
|
|
"drawings": []
|
|
},
|
|
"type": "topology",
|
|
"revision": GNS3_FILE_FORMAT_REVISION,
|
|
"version": __version__
|
|
}
|
|
|
|
computes = set()
|
|
for node in project.nodes.values():
|
|
computes.add(node.compute)
|
|
data["topology"]["nodes"].append(node.__json__(topology_dump=True))
|
|
for link in project.links.values():
|
|
data["topology"]["links"].append(link.__json__(topology_dump=True))
|
|
for drawing in project.drawings.values():
|
|
data["topology"]["drawings"].append(drawing.__json__(topology_dump=True))
|
|
for compute in computes:
|
|
if hasattr(compute, "__json__"):
|
|
compute = compute.__json__(topology_dump=True)
|
|
if compute["compute_id"] not in ("vm", "local", ):
|
|
data["topology"]["computes"].append(compute)
|
|
_check_topology_schema(data)
|
|
return data
|
|
|
|
|
|
def load_topology(path):
|
|
"""
|
|
Open a topology file, patch it for last GNS3 release and return it
|
|
"""
|
|
log.debug("Read topology %s", path)
|
|
try:
|
|
with open(path, encoding="utf-8") as f:
|
|
topo = json.load(f)
|
|
except (OSError, UnicodeDecodeError, ValueError) as e:
|
|
raise aiohttp.web.HTTPConflict(text="Could not load topology {}: {}".format(path, str(e)))
|
|
|
|
if topo.get("revision", 0) > GNS3_FILE_FORMAT_REVISION:
|
|
raise aiohttp.web.HTTPConflict(text="This project is designed for a more recent version of GNS3 please update GNS3 to version {} or later".format(topo["version"]))
|
|
|
|
changed = False
|
|
if "revision" not in topo or topo["revision"] < GNS3_FILE_FORMAT_REVISION:
|
|
# If it's an old GNS3 file we need to convert it
|
|
# first we backup the file
|
|
try:
|
|
shutil.copy(path, path + ".backup{}".format(topo.get("revision", 0)))
|
|
except (OSError) as e:
|
|
raise aiohttp.web.HTTPConflict(text="Can't write backup of the topology {}: {}".format(path, str(e)))
|
|
changed = True
|
|
|
|
if "revision" not in topo or topo["revision"] < 5:
|
|
topo = _convert_1_3_later(topo, path)
|
|
|
|
# Version before GNS3 2.0 alpha 4
|
|
if topo["revision"] < 6:
|
|
topo = _convert_2_0_0_alpha(topo, path)
|
|
|
|
# Version before GNS3 2.0 beta 3
|
|
if topo["revision"] < 7:
|
|
topo = _convert_2_0_0_beta_2(topo, path)
|
|
|
|
# Version before GNS3 2.1
|
|
if topo["revision"] < 8:
|
|
topo = _convert_2_0_0(topo, path)
|
|
|
|
try:
|
|
_check_topology_schema(topo)
|
|
except aiohttp.web.HTTPConflict as e:
|
|
log.error("Can't load the topology %s", path)
|
|
raise e
|
|
|
|
if changed:
|
|
try:
|
|
with open(path, "w+", encoding="utf-8") as f:
|
|
json.dump(topo, f, indent=4, sort_keys=True)
|
|
except (OSError) as e:
|
|
raise aiohttp.web.HTTPConflict(text="Can't write the topology {}: {}".format(path, str(e)))
|
|
return topo
|
|
|
|
|
|
def _convert_2_0_0(topo, topo_path):
|
|
"""
|
|
Convert topologies from GNS3 2.0.0 to 2.1
|
|
|
|
Changes:
|
|
* Remove startup_script_path from VPCS and base config file for IOU and Dynamips
|
|
"""
|
|
topo["revision"] = 8
|
|
|
|
for node in topo.get("topology", {}).get("nodes", []):
|
|
if "properties" in node:
|
|
if node["node_type"] == "vpcs":
|
|
if "startup_script_path" in node["properties"]:
|
|
del node["properties"]["startup_script_path"]
|
|
if "startup_script" in node["properties"]:
|
|
del node["properties"]["startup_script"]
|
|
elif node["node_type"] == "dynamips" or node["node_type"] == "iou":
|
|
if "startup_config" in node["properties"]:
|
|
del node["properties"]["startup_config"]
|
|
if "private_config" in node["properties"]:
|
|
del node["properties"]["private_config"]
|
|
if "startup_config_content" in node["properties"]:
|
|
del node["properties"]["startup_config_content"]
|
|
if "private_config_content" in node["properties"]:
|
|
del node["properties"]["private_config_content"]
|
|
return topo
|
|
|
|
|
|
def _convert_2_0_0_beta_2(topo, topo_path):
|
|
"""
|
|
Convert topologies from GNS3 2.0.0 beta 2 to beta 3.
|
|
|
|
Changes:
|
|
* Node id folders for dynamips
|
|
"""
|
|
topo_dir = os.path.dirname(topo_path)
|
|
topo["revision"] = 7
|
|
|
|
for node in topo.get("topology", {}).get("nodes", []):
|
|
if node["node_type"] == "dynamips":
|
|
node_id = node["node_id"]
|
|
dynamips_id = node["properties"]["dynamips_id"]
|
|
|
|
dynamips_dir = os.path.join(topo_dir, "project-files", "dynamips")
|
|
node_dir = os.path.join(dynamips_dir, node_id)
|
|
try:
|
|
os.makedirs(os.path.join(node_dir, "configs"), exist_ok=True)
|
|
for path in glob.glob(os.path.join(glob.escape(dynamips_dir), "*_i{}_*".format(dynamips_id))):
|
|
shutil.move(path, os.path.join(node_dir, os.path.basename(path)))
|
|
for path in glob.glob(os.path.join(glob.escape(dynamips_dir), "configs", "i{}_*".format(dynamips_id))):
|
|
shutil.move(path, os.path.join(node_dir, "configs", os.path.basename(path)))
|
|
except OSError as e:
|
|
raise aiohttp.web.HTTPConflict(text="Can't convert project {}: {}".format(topo_path, str(e)))
|
|
return topo
|
|
|
|
|
|
def _convert_2_0_0_alpha(topo, topo_path):
|
|
"""
|
|
Convert topologies from GNS3 2.0.0 alpha to 2.0.0 final.
|
|
|
|
Changes:
|
|
* No more serial console
|
|
* No more option for VMware / VirtualBox remote console (always use telnet)
|
|
"""
|
|
topo["revision"] = 6
|
|
for node in topo.get("topology", {}).get("nodes", []):
|
|
if node.get("console_type") == "serial":
|
|
node["console_type"] = "telnet"
|
|
if node["node_type"] in ("vmware", "virtualbox"):
|
|
prop = node.get("properties")
|
|
if "enable_remote_console" in prop:
|
|
del prop["enable_remote_console"]
|
|
return topo
|
|
|
|
|
|
def _convert_1_3_later(topo, topo_path):
|
|
"""
|
|
Convert topologies from 1_3 to the new file format
|
|
|
|
Look in tests/topologies/README.rst for instructions to test changes here
|
|
"""
|
|
topo_dir = os.path.dirname(topo_path)
|
|
|
|
_convert_snapshots(topo_dir)
|
|
|
|
new_topo = {
|
|
"type": "topology",
|
|
"revision": 5,
|
|
"version": __version__,
|
|
"auto_start": topo.get("auto_start", False),
|
|
"name": topo["name"],
|
|
"project_id": topo.get("project_id"),
|
|
"topology": {
|
|
"links": [],
|
|
"drawings": [],
|
|
"computes": [],
|
|
"nodes": []
|
|
}
|
|
}
|
|
if new_topo["project_id"] is None:
|
|
new_topo["project_id"] = str(uuid.uuid4()) # Could arrive for topologues with drawing only
|
|
if "topology" not in topo:
|
|
return new_topo
|
|
topo = topo["topology"]
|
|
|
|
# Create computes
|
|
server_id_to_compute_id = {}
|
|
for server in topo.get("servers", []):
|
|
compute = {
|
|
"host": server.get("host", "localhost"),
|
|
"port": server.get("port", 3080),
|
|
"protocol": server.get("protocol", "http")
|
|
}
|
|
if server["local"]:
|
|
compute["compute_id"] = "local"
|
|
compute["name"] = "Local"
|
|
elif server.get("vm", False):
|
|
compute["compute_id"] = "vm"
|
|
compute["name"] = "GNS3 VM"
|
|
else:
|
|
compute["name"] = "Remote {}".format(server["id"])
|
|
compute["compute_id"] = str(uuid.uuid4())
|
|
server_id_to_compute_id[server["id"]] = compute["compute_id"]
|
|
new_topo["topology"]["computes"].append(compute)
|
|
|
|
# Create nodes
|
|
ports = {}
|
|
node_id_to_node_uuid = {}
|
|
for old_node in topo.get("nodes", []):
|
|
node = {}
|
|
node["console"] = old_node["properties"].get("console", None)
|
|
try:
|
|
node["compute_id"] = server_id_to_compute_id[old_node["server_id"]]
|
|
except KeyError:
|
|
node["compute_id"] = "local"
|
|
node["console_type"] = old_node["properties"].get("console_type", "telnet")
|
|
if "label" in old_node:
|
|
node["name"] = old_node["label"]["text"]
|
|
node["label"] = _convert_label(old_node["label"])
|
|
else:
|
|
node["name"] = old_node["properties"]["name"]
|
|
node["node_id"] = old_node.get("vm_id", str(uuid.uuid4()))
|
|
|
|
node["symbol"] = old_node.get("symbol", None)
|
|
# Compatibility with <= 1.3
|
|
if node["symbol"] is None and "default_symbol" in old_node:
|
|
if old_node["default_symbol"].endswith("normal.svg"):
|
|
node["symbol"] = old_node["default_symbol"][:-11] + ".svg"
|
|
else:
|
|
node["symbol"] = old_node["default_symbol"]
|
|
|
|
node["x"] = int(old_node["x"])
|
|
node["y"] = int(old_node["y"])
|
|
node["z"] = int(old_node.get("z", 1))
|
|
node["port_name_format"] = old_node.get("port_name_format", "Ethernet{0}")
|
|
node["port_segment_size"] = int(old_node.get("port_segment_size", "0"))
|
|
node["first_port_name"] = old_node.get("first_port_name")
|
|
|
|
node["properties"] = {}
|
|
|
|
# Some old dynamips node don't have type
|
|
if "type" not in old_node:
|
|
old_node["type"] = old_node["properties"]["platform"].upper()
|
|
|
|
if old_node["type"] == "VPCSDevice":
|
|
node["node_type"] = "vpcs"
|
|
elif old_node["type"] == "QemuVM":
|
|
node = _convert_qemu_node(node, old_node)
|
|
elif old_node["type"] == "DockerVM":
|
|
node["node_type"] = "docker"
|
|
if node["symbol"] is None:
|
|
node["symbol"] = ":/symbols/docker_guest.svg"
|
|
elif old_node["type"] == "ATMSwitch":
|
|
node["node_type"] = "atm_switch"
|
|
node["symbol"] = ":/symbols/atm_switch.svg"
|
|
node["console_type"] = None
|
|
elif old_node["type"] == "EthernetHub":
|
|
node["node_type"] = "ethernet_hub"
|
|
node["console_type"] = None
|
|
node["symbol"] = ":/symbols/hub.svg"
|
|
node["properties"]["ports_mapping"] = []
|
|
for port in old_node.get("ports", []):
|
|
node["properties"]["ports_mapping"].append({
|
|
"name": "Ethernet{}".format(port["port_number"] - 1),
|
|
"port_number": port["port_number"] - 1
|
|
})
|
|
elif old_node["type"] == "EthernetSwitch":
|
|
node["node_type"] = "ethernet_switch"
|
|
node["symbol"] = ":/symbols/ethernet_switch.svg"
|
|
node["console_type"] = None
|
|
node["properties"]["ports_mapping"] = []
|
|
for port in old_node.get("ports", []):
|
|
node["properties"]["ports_mapping"].append({
|
|
"name": "Ethernet{}".format(port["port_number"] - 1),
|
|
"port_number": port["port_number"] - 1,
|
|
"type": port["type"],
|
|
"vlan": port["vlan"]
|
|
})
|
|
elif old_node["type"] == "FrameRelaySwitch":
|
|
node["node_type"] = "frame_relay_switch"
|
|
node["symbol"] = ":/symbols/frame_relay_switch.svg"
|
|
node["console_type"] = None
|
|
elif old_node["type"].upper() in ["C1700", "C2600", "C2691", "C3600", "C3620", "C3640", "C3660", "C3725", "C3745", "C7200", "EtherSwitchRouter"]:
|
|
if node["symbol"] is None:
|
|
node["symbol"] = ":/symbols/router.svg"
|
|
node["node_type"] = "dynamips"
|
|
node["properties"]["dynamips_id"] = old_node.get("dynamips_id")
|
|
if "platform" not in node["properties"] and old_node["type"].upper().startswith("C"):
|
|
node["properties"]["platform"] = old_node["type"].lower()
|
|
if node["properties"]["platform"].startswith("c36"):
|
|
node["properties"]["platform"] = "c3600"
|
|
if "ram" not in node["properties"] and old_node["type"].startswith("C"):
|
|
node["properties"]["ram"] = PLATFORMS_DEFAULT_RAM[old_node["type"].lower()]
|
|
elif old_node["type"] == "VMwareVM":
|
|
node["node_type"] = "vmware"
|
|
node["properties"]["linked_clone"] = old_node.get("linked_clone", False)
|
|
if node["symbol"] is None:
|
|
node["symbol"] = ":/symbols/vmware_guest.svg"
|
|
elif old_node["type"] == "VirtualBoxVM":
|
|
node["node_type"] = "virtualbox"
|
|
node["properties"]["linked_clone"] = old_node.get("linked_clone", False)
|
|
if node["symbol"] is None:
|
|
node["symbol"] = ":/symbols/vbox_guest.svg"
|
|
elif old_node["type"] == "IOUDevice":
|
|
node["node_type"] = "iou"
|
|
node["port_name_format"] = old_node.get("port_name_format", "Ethernet{segment0}/{port0}")
|
|
node["port_segment_size"] = int(old_node.get("port_segment_size", "4"))
|
|
if node["symbol"] is None:
|
|
if "l2" in node["properties"].get("path", ""):
|
|
node["symbol"] = ":/symbols/multilayer_switch.svg"
|
|
else:
|
|
node["symbol"] = ":/symbols/router.svg"
|
|
|
|
elif old_node["type"] == "Cloud":
|
|
symbol = old_node.get("symbol", ":/symbols/cloud.svg")
|
|
old_node["ports"] = _create_cloud(node, old_node, symbol)
|
|
elif old_node["type"] == "Host":
|
|
symbol = old_node.get("symbol", ":/symbols/computer.svg")
|
|
old_node["ports"] = _create_cloud(node, old_node, symbol)
|
|
else:
|
|
raise NotImplementedError("Conversion of {} is not supported".format(old_node["type"]))
|
|
|
|
for prop in old_node.get("properties", {}):
|
|
if prop not in ["console", "name", "console_type", "console_host", "use_ubridge"]:
|
|
node["properties"][prop] = old_node["properties"][prop]
|
|
|
|
node_id_to_node_uuid[old_node["id"]] = node["node_id"]
|
|
for port in old_node.get("ports", []):
|
|
if node["node_type"] in ("ethernet_hub", "ethernet_switch"):
|
|
port["port_number"] -= 1
|
|
ports[port["id"]] = port
|
|
new_topo["topology"]["nodes"].append(node)
|
|
|
|
# Create links
|
|
for old_link in topo.get("links", []):
|
|
try:
|
|
nodes = []
|
|
source_node = {
|
|
"adapter_number": ports[old_link["source_port_id"]].get("adapter_number", 0),
|
|
"port_number": ports[old_link["source_port_id"]].get("port_number", 0),
|
|
"node_id": node_id_to_node_uuid[old_link["source_node_id"]]
|
|
}
|
|
nodes.append(source_node)
|
|
|
|
destination_node = {
|
|
"adapter_number": ports[old_link["destination_port_id"]].get("adapter_number", 0),
|
|
"port_number": ports[old_link["destination_port_id"]].get("port_number", 0),
|
|
"node_id": node_id_to_node_uuid[old_link["destination_node_id"]]
|
|
}
|
|
nodes.append(destination_node)
|
|
except KeyError:
|
|
continue
|
|
|
|
link = {
|
|
"link_id": str(uuid.uuid4()),
|
|
"nodes": nodes
|
|
}
|
|
new_topo["topology"]["links"].append(link)
|
|
|
|
# Ellipse
|
|
for ellipse in topo.get("ellipses", []):
|
|
svg = '<svg height="{height}" width="{width}"><ellipse cx="{cx}" cy="{cy}" fill="{fill}" fill-opacity="1.0" rx="{rx}" ry="{ry}" {border_style} /></svg>'.format(
|
|
height=int(ellipse["height"]),
|
|
width=int(ellipse["width"]),
|
|
cx=int(ellipse["width"] / 2),
|
|
cy=int(ellipse["height"] / 2),
|
|
rx=int(ellipse["width"] / 2),
|
|
ry=int(ellipse["height"] / 2),
|
|
fill=ellipse.get("color", "#ffffff"),
|
|
border_style=_convert_border_style(ellipse)
|
|
)
|
|
new_ellipse = {
|
|
"drawing_id": str(uuid.uuid4()),
|
|
"x": int(ellipse["x"]),
|
|
"y": int(ellipse["y"]),
|
|
"z": int(ellipse.get("z", 0)),
|
|
"rotation": int(ellipse.get("rotation", 0)),
|
|
"svg": svg
|
|
}
|
|
new_topo["topology"]["drawings"].append(new_ellipse)
|
|
|
|
# Notes
|
|
for note in topo.get("notes", []):
|
|
font_info = note.get("font", "TypeWriter,10,-1,5,75,0,0,0,0,0").split(",")
|
|
|
|
if font_info[4] == "75":
|
|
weight = "bold"
|
|
else:
|
|
weight = "normal"
|
|
if font_info[5] == "1":
|
|
style = "italic"
|
|
else:
|
|
style = "normal"
|
|
|
|
svg = '<svg height="{height}" width="{width}"><text fill="{fill}" fill-opacity="{opacity}" font-family="{family}" font-size="{size}" font-weight="{weight}" font-style="{style}">{text}</text></svg>'.format(
|
|
height=int(font_info[1]) * 2,
|
|
width=int(font_info[1]) * len(note["text"]),
|
|
fill="#" + note.get("color", "#00000000")[-6:],
|
|
opacity=round(1.0 / 255 * int(note.get("color", "#ffffffff")[:3][-2:], base=16), 2), # Extract the alpha channel from the hexa version
|
|
family=font_info[0],
|
|
size=int(font_info[1]),
|
|
weight=weight,
|
|
style=style,
|
|
text=html.escape(note["text"])
|
|
)
|
|
new_note = {
|
|
"drawing_id": str(uuid.uuid4()),
|
|
"x": int(note["x"]),
|
|
"y": int(note["y"]),
|
|
"z": int(note.get("z", 0)),
|
|
"rotation": int(note.get("rotation", 0)),
|
|
"svg": svg
|
|
}
|
|
new_topo["topology"]["drawings"].append(new_note)
|
|
|
|
# Images
|
|
for image in topo.get("images", []):
|
|
img_path = image["path"]
|
|
# Absolute image path are rewrite to project specific image
|
|
if os.path.abspath(img_path):
|
|
try:
|
|
os.makedirs(os.path.join(topo_dir, "images"), exist_ok=True)
|
|
shutil.copy(img_path, os.path.join(topo_dir, "images", os.path.basename(img_path)))
|
|
except OSError:
|
|
pass
|
|
new_image = {
|
|
"drawing_id": str(uuid.uuid4()),
|
|
"x": int(image["x"]),
|
|
"y": int(image["y"]),
|
|
"z": int(image.get("z", 0)),
|
|
"rotation": int(image.get("rotation", 0)),
|
|
"svg": os.path.basename(img_path)
|
|
}
|
|
new_topo["topology"]["drawings"].append(new_image)
|
|
|
|
# Rectangles
|
|
for rectangle in topo.get("rectangles", []):
|
|
svg = '<svg height="{height}" width="{width}"><rect fill="{fill}" fill-opacity="1.0" height="{height}" width="{width}" {border_style} /></svg>'.format(
|
|
height=int(rectangle["height"]),
|
|
width=int(rectangle["width"]),
|
|
fill=rectangle.get("color", "#ffffff"),
|
|
border_style=_convert_border_style(rectangle)
|
|
)
|
|
new_rectangle = {
|
|
"drawing_id": str(uuid.uuid4()),
|
|
"x": int(rectangle["x"]),
|
|
"y": int(rectangle["y"]),
|
|
"z": int(rectangle.get("z", 0)),
|
|
"rotation": int(rectangle.get("rotation", 0)),
|
|
"svg": svg
|
|
}
|
|
new_topo["topology"]["drawings"].append(new_rectangle)
|
|
|
|
# Convert instructions.txt to README.txt
|
|
instructions_path = os.path.join(topo_dir, "instructions.txt")
|
|
readme_path = os.path.join(topo_dir, "README.txt")
|
|
if os.path.exists(instructions_path) and not os.path.exists(readme_path):
|
|
shutil.move(instructions_path, readme_path)
|
|
|
|
return new_topo
|
|
|
|
|
|
def _convert_border_style(element):
|
|
QT_DASH_TO_SVG = {
|
|
2: "25, 25",
|
|
3: "5, 25",
|
|
4: "5, 25, 25",
|
|
5: "25, 25, 5, 25, 5"
|
|
}
|
|
border_style = int(element.get("border_style", 0))
|
|
style = ""
|
|
if border_style == 1: # No border
|
|
return ""
|
|
elif border_style == 0:
|
|
pass # Solid line
|
|
else:
|
|
style += 'stroke-dasharray="{}" '.format(QT_DASH_TO_SVG[border_style])
|
|
style += 'stroke="{stroke}" stroke-width="{stroke_width}"'.format(
|
|
stroke=element.get("border_color", "#000000"),
|
|
stroke_width=element.get("border_width", 2)
|
|
)
|
|
return style
|
|
|
|
|
|
def _convert_label(label):
|
|
"""
|
|
Convert a label from 1.X to the new format
|
|
"""
|
|
style = qt_font_to_style(label.get("font"), label.get("color"))
|
|
return {
|
|
"text": html.escape(label["text"]),
|
|
"rotation": 0,
|
|
"style": style,
|
|
"x": int(label["x"]),
|
|
"y": int(label["y"])
|
|
}
|
|
|
|
|
|
def _create_cloud(node, old_node, icon):
|
|
node["node_type"] = "cloud"
|
|
node["symbol"] = icon
|
|
node["console_type"] = None
|
|
node["console"] = None
|
|
del old_node["properties"]["nios"]
|
|
|
|
ports = []
|
|
keep_ports = []
|
|
for old_port in old_node.get("ports", []):
|
|
if old_port["name"].startswith("nio_gen_eth"):
|
|
port_type = "ethernet"
|
|
elif old_port["name"].startswith("nio_gen_linux"):
|
|
port_type = "ethernet"
|
|
elif old_port["name"].startswith("nio_tap"):
|
|
port_type = "tap"
|
|
elif old_port["name"].startswith("nio_udp"):
|
|
port_type = "udp"
|
|
elif old_port["name"].startswith("nio_nat"):
|
|
continue
|
|
else:
|
|
raise NotImplementedError("The conversion of cloud with {} is not supported".format(old_port["name"]))
|
|
|
|
if port_type == "udp":
|
|
try:
|
|
_, lport, rhost, rport = old_port["name"].split(":")
|
|
except ValueError:
|
|
raise NotImplementedError("UDP tunnel using IPV6 is not supported in cloud")
|
|
port = {
|
|
"name": "UDP tunnel {}".format(len(ports) + 1),
|
|
"port_number": len(ports) + 1,
|
|
"type": port_type,
|
|
"lport": int(lport),
|
|
"rhost": rhost,
|
|
"rport": int(rport)
|
|
}
|
|
else:
|
|
port = {
|
|
"interface": old_port["name"].split(":")[1],
|
|
"name": old_port["name"].split(":")[1],
|
|
"port_number": len(ports) + 1,
|
|
"type": port_type
|
|
}
|
|
keep_ports.append(old_port)
|
|
ports.append(port)
|
|
|
|
node["properties"]["ports_mapping"] = ports
|
|
node["properties"]["interfaces"] = []
|
|
return keep_ports
|
|
|
|
|
|
def _convert_snapshots(topo_dir):
|
|
"""
|
|
Convert 1.x snapshot to the new format
|
|
"""
|
|
old_snapshots_dir = os.path.join(topo_dir, "project-files", "snapshots")
|
|
if os.path.exists(old_snapshots_dir):
|
|
new_snapshots_dir = os.path.join(topo_dir, "snapshots")
|
|
os.makedirs(new_snapshots_dir)
|
|
|
|
for snapshot in os.listdir(old_snapshots_dir):
|
|
snapshot_dir = os.path.join(old_snapshots_dir, snapshot)
|
|
if os.path.isdir(snapshot_dir):
|
|
is_gns3_topo = False
|
|
|
|
# In .gns3project fileformat the .gns3 should be name project.gns3
|
|
for file in os.listdir(snapshot_dir):
|
|
if file.endswith(".gns3"):
|
|
shutil.move(os.path.join(snapshot_dir, file), os.path.join(snapshot_dir, "project.gns3"))
|
|
is_gns3_topo = True
|
|
|
|
if is_gns3_topo:
|
|
snapshot_arc = os.path.join(new_snapshots_dir, snapshot + ".gns3project")
|
|
with zipfile.ZipFile(snapshot_arc, 'w', allowZip64=True) as myzip:
|
|
for root, dirs, files in os.walk(snapshot_dir):
|
|
for file in files:
|
|
myzip.write(os.path.join(root, file), os.path.relpath(os.path.join(root, file), snapshot_dir), compress_type=zipfile.ZIP_DEFLATED)
|
|
|
|
shutil.rmtree(old_snapshots_dir)
|
|
|
|
|
|
def _convert_qemu_node(node, old_node):
|
|
"""
|
|
Convert qemu node from 1.X to 2.0
|
|
"""
|
|
|
|
# In 2.0 the internet VM is replaced by the NAT node
|
|
if old_node.get("properties", {}).get("hda_disk_image_md5sum") == "8ebc5a6ec53a1c05b7aa101b5ceefe31":
|
|
node["console"] = None
|
|
node["console_type"] = None
|
|
node["node_type"] = "nat"
|
|
del old_node["properties"]
|
|
node["properties"] = {
|
|
"ports": [
|
|
{
|
|
"interface": "eth1",
|
|
"name": "nat0",
|
|
"port_number": 0,
|
|
"type": "ethernet"
|
|
}
|
|
]
|
|
}
|
|
if node["symbol"] is None:
|
|
node["symbol"] = ":/symbols/cloud.svg"
|
|
return node
|
|
|
|
node["node_type"] = "qemu"
|
|
if node["symbol"] is None:
|
|
node["symbol"] = ":/symbols/qemu_guest.svg"
|
|
return node
|