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Nat node work on any linux thanks to libvirt

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Fix #599
This commit is contained in:
Julien Duponchelle 2016-09-05 18:40:49 +02:00
parent 4b891070d2
commit d772b6fbd7
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GPG Key ID: CE8B29639E07F5E8
3 changed files with 10 additions and 13 deletions
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15
gns3server/compute/builtin/nodes/nat.py
View File

@ -15,7 +15,7 @@
# You should have received a copy of the GNU General Public License # You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>. # along with this program. If not, see <http://www.gnu.org/licenses/>.
import socket import sys
from .cloud import Cloud from .cloud import Cloud
from ...error import NodeError from ...error import NodeError
@ -31,24 +31,21 @@ class Nat(Cloud):
def __init__(self, *args, **kwargs): def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs) super().__init__(*args, **kwargs)
if socket.gethostname() != "gns3vm": if "virbr0" not in [interface["name"] for interface in gns3server.utils.interfaces.interfaces()]:
raise NodeError("NAT node is supported only on GNS3 VM") raise NodeError("virbr0 is missing. You need to install libvirt")
if "eth1" not in [interface["name"] for interface in gns3server.utils.interfaces.interfaces()]:
raise NodeError("eth1 is missing on the GNS3 VM. You need to provide a nat interface as eth1")
self.ports = [ self.ports = [
{ {
"name": "nat0", "name": "virbr0",
"type": "ethernet", "type": "ethernet",
"interface": "eth1", "interface": "virbr0",
"port_number": 0 "port_number": 0
} }
] ]
@classmethod @classmethod
def is_supported(self): def is_supported(self):
return socket.gethostname() == "gns3vm" return sys.platform.startswith("linux")
def __json__(self): def __json__(self):
return { return {

4
tests/compute/builtin/nodes/test_nat.py
View File

@ -31,8 +31,8 @@ def test_json(on_gns3vm, project):
"status": "started", "status": "started",
"ports": [ "ports": [
{ {
"interface": "eth1", "interface": "virbr0",
"name": "nat0", "name": "virbr0",
"port_number": 0, "port_number": 0,
"type": "ethernet" "type": "ethernet"
} }

4
tests/conftest.py
View File

@ -315,10 +315,10 @@ def async_run(loop):
@pytest.yield_fixture @pytest.yield_fixture
def on_gns3vm(): def on_gns3vm(linux_platform):
""" """
Mock the hostname to emulate the GNS3 VM Mock the hostname to emulate the GNS3 VM
""" """
with patch("gns3server.utils.interfaces.interfaces", return_value=[{"name": "eth0"}, {"name": "eth1"}]): with patch("gns3server.utils.interfaces.interfaces", return_value=[{"name": "eth0"}, {"name": "eth1", "name": "virbr0"}]):
with patch("socket.gethostname", return_value="gns3vm"): with patch("socket.gethostname", return_value="gns3vm"):
yield yield