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webvirtcloud/console/views.py

92 lines
3.3 KiB
Python

import re
from vrtManager.util import randomUUID
from django.http.response import HttpResponseServerError
from django.shortcuts import render
from django.utils.translation import gettext_lazy as _
from libvirt import libvirtError
from accounts.models import UserInstance
from appsettings.settings import app_settings
from instances.models import Instance
from vrtManager.instance import wvmInstance
from webvirtcloud.settings import (
WS_PUBLIC_HOST,
WS_PUBLIC_PATH,
WS_PUBLIC_PORT,
)
def console(request):
"""
:param request:
:return:
"""
console_error = None
if request.method == "GET":
token = request.GET.get("token", "")
view_type = request.GET.get("view", "lite")
view_only = request.GET.get(
"view_only", app_settings.CONSOLE_VIEW_ONLY.lower())
scale = request.GET.get("scale", app_settings.CONSOLE_SCALE.lower())
resize_session = request.GET.get(
"resize_session", app_settings.CONSOLE_RESIZE_SESSION.lower())
clip_viewport = request.GET.get(
"clip_viewport", app_settings.CONSOLE_CLIP_VIEWPORT.lower())
try:
temptoken = token.split("-", 1)
host = int(temptoken[0])
uuid = temptoken[1]
if not request.user.is_superuser and not request.user.has_perm("instances.view_instances"):
try:
userInstance = UserInstance.objects.get(
instance__compute_id=host, instance__uuid=uuid, user__id=request.user.id
)
instance = Instance.objects.get(compute_id=host, uuid=uuid)
except UserInstance.DoesNotExist:
instance = None
console_error = _("User does not have permission to access console or host/instance not exist")
return HttpResponseServerError(console_error)
else:
instance = Instance.objects.get(compute_id=host, uuid=uuid)
conn = wvmInstance(
instance.compute.hostname,
instance.compute.login,
instance.compute.password,
instance.compute.type,
instance.name,
)
console_type = conn.get_console_type()
console_websocket_port = conn.get_console_websocket_port()
console_passwd = conn.get_console_passwd()
except libvirtError:
console_type = None
console_websocket_port = None
console_passwd = None
ws_port = console_websocket_port if console_websocket_port else WS_PUBLIC_PORT
ws_host = WS_PUBLIC_HOST if WS_PUBLIC_HOST else request.get_host()
ws_path = WS_PUBLIC_PATH if WS_PUBLIC_PATH else "/"
if ":" in ws_host:
ws_host = re.sub(":[0-9]+", "", ws_host)
if console_type == "vnc" or console_type == "spice":
console_page = "console-" + console_type + "-" + view_type + ".html"
response = render(request, console_page, locals())
elif console_type == "pty":
response = render(request, "console-xterm.html", locals())
else:
if console_type is None:
console_error = _("Fail to get console. Please check the console configuration of your VM.")
else:
console_error = _("Console type '%(type)s' has not support") % {"type": console_type}
response = render(request, "console-vnc-lite.html", locals())
response.set_cookie("token", token)
return response