Merge pull request #638 from GNS3/nat

Nat node for only the GNS3 VM

gns3server/compute/builtin/builtin_node_factory.py

@@ -18,6 +18,7 @@
 
 from ..error import NodeError
 from .nodes.cloud import Cloud
+from .nodes.nat import Nat
 from .nodes.ethernet_hub import EthernetHub
 from .nodes.ethernet_switch import EthernetSwitch
 
@@ -25,6 +26,7 @@ import logging
 log = logging.getLogger(__name__)
 
 BUILTIN_NODES = {'cloud': Cloud,
+                 'nat': Nat,
                  'ethernet_hub': EthernetHub,
                  'ethernet_switch': EthernetSwitch}
 

gns3server/compute/builtin/nodes/nat.py

@@ -0,0 +1,51 @@
+#!/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 socket
+from .cloud import Cloud
+from ...error import NodeError
+
+
+class Nat(Cloud):
+    """
+    A portable and preconfigured node allowing topology to get a
+    nat access to the outside
+    """
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+        if socket.gethostname() != "gns3vm":
+            raise NodeError("NAT node is supported only on GNS3 VM")
+
+        self.ports = [
+            {
+                "name": "nat0",
+                "type": "ethernet",
+                "interface": "eth1",
+                "port_number": 1
+            }
+        ]
+
+    def __json__(self):
+        return {
+            "name": self.name,
+            "node_id": self.id,
+            "project_id": self.project.id,
+            "status": "started",
+            "ports": self.ports
+        }

gns3server/handlers/api/compute/__init__.py

@@ -28,6 +28,7 @@ from .vmware_handler import VMwareHandler
 from .version_handler import VersionHandler
 from .notification_handler import NotificationHandler
 from .cloud_handler import CloudHandler
+from .nat_handler import NatHandler
 from .ethernet_hub_handler import EthernetHubHandler
 from .ethernet_switch_handler import EthernetSwitchHandler
 from .frame_relay_switch_handler import FrameRelaySwitchHandler

gns3server/handlers/api/compute/nat_handler.py

@@ -0,0 +1,267 @@
+# -*- coding: utf-8 -*-
+#
+# 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
+
+from gns3server.web.route import Route
+from gns3server.schemas.node import NODE_CAPTURE_SCHEMA
+from gns3server.schemas.nio import NIO_SCHEMA
+from gns3server.compute.builtin import Builtin
+
+from gns3server.schemas.nat import (
+    NAT_CREATE_SCHEMA,
+    NAT_OBJECT_SCHEMA,
+    NAT_UPDATE_SCHEMA
+)
+
+
+class NatHandler:
+
+    """
+    API entry points for nat
+    """
+
+    @Route.post(
+        r"/projects/{project_id}/nat/nodes",
+        parameters={
+            "project_id": "Project UUID"
+        },
+        status_codes={
+            201: "Instance created",
+            400: "Invalid request",
+            409: "Conflict"
+        },
+        description="Create a new nat instance",
+        input=NAT_CREATE_SCHEMA,
+        output=NAT_OBJECT_SCHEMA)
+    def create(request, response):
+
+        builtin_manager = Builtin.instance()
+        node = yield from builtin_manager.create_node(request.json.pop("name"),
+                                                      request.match_info["project_id"],
+                                                      request.json.get("node_id"),
+                                                      node_type="nat",
+                                                      ports=request.json.get("ports"))
+        response.set_status(201)
+        response.json(node)
+
+    @Route.get(
+        r"/projects/{project_id}/nat/nodes/{node_id}",
+        parameters={
+            "project_id": "Project UUID",
+            "node_id": "Node UUID"
+        },
+        status_codes={
+            200: "Success",
+            400: "Invalid request",
+            404: "Instance doesn't exist"
+        },
+        description="Get a nat instance",
+        output=NAT_OBJECT_SCHEMA)
+    def show(request, response):
+
+        builtin_manager = Builtin.instance()
+        node = builtin_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
+        response.json(node)
+
+    @Route.put(
+        r"/projects/{project_id}/nat/nodes/{node_id}",
+        parameters={
+            "project_id": "Project UUID",
+            "node_id": "Node UUID"
+        },
+        status_codes={
+            200: "Instance updated",
+            400: "Invalid request",
+            404: "Instance doesn't exist",
+            409: "Conflict"
+        },
+        description="Update a nat instance",
+        input=NAT_UPDATE_SCHEMA,
+        output=NAT_OBJECT_SCHEMA)
+    def update(request, response):
+
+        builtin_manager = Builtin.instance()
+        node = builtin_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
+        for name, value in request.json.items():
+            if hasattr(node, name) and getattr(node, name) != value:
+                setattr(node, name, value)
+        node.updated()
+        response.json(node)
+
+    @Route.delete(
+        r"/projects/{project_id}/nat/nodes/{node_id}",
+        parameters={
+            "project_id": "Project UUID",
+            "node_id": "Node UUID"
+        },
+        status_codes={
+            204: "Instance deleted",
+            400: "Invalid request",
+            404: "Instance doesn't exist"
+        },
+        description="Delete a nat instance")
+    def delete(request, response):
+
+        builtin_manager = Builtin.instance()
+        yield from builtin_manager.delete_node(request.match_info["node_id"])
+        response.set_status(204)
+
+    @Route.post(
+        r"/projects/{project_id}/nat/nodes/{node_id}/start",
+        parameters={
+            "project_id": "Project UUID",
+            "node_id": "Node UUID"
+        },
+        status_codes={
+            204: "Instance started",
+            400: "Invalid request",
+            404: "Instance doesn't exist"
+        },
+        description="Start a nat")
+    def start(request, response):
+
+        Builtin.instance().get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
+        response.set_status(204)
+
+    @Route.post(
+        r"/projects/{project_id}/nat/nodes/{node_id}/stop",
+        parameters={
+            "project_id": "Project UUID",
+            "node_id": "Node UUID"
+        },
+        status_codes={
+            204: "Instance stopped",
+            400: "Invalid request",
+            404: "Instance doesn't exist"
+        },
+        description="Stop a nat")
+    def stop(request, response):
+
+        Builtin.instance().get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
+        response.set_status(204)
+
+    @Route.post(
+        r"/projects/{project_id}/nat/nodes/{node_id}/suspend",
+        parameters={
+            "project_id": "Project UUID",
+            "node_id": "Node UUID"
+        },
+        status_codes={
+            204: "Instance suspended",
+            400: "Invalid request",
+            404: "Instance doesn't exist"
+        },
+        description="Suspend a nat")
+    def suspend(request, response):
+
+        Builtin.instance().get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
+        response.set_status(204)
+
+    @Route.post(
+        r"/projects/{project_id}/nat/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio",
+        parameters={
+            "project_id": "Project UUID",
+            "node_id": "Node UUID",
+            "adapter_number": "Adapter on the nat (always 0)",
+            "port_number": "Port on the nat"
+        },
+        status_codes={
+            201: "NIO created",
+            400: "Invalid request",
+            404: "Instance doesn't exist"
+        },
+        description="Add a NIO to a nat instance",
+        input=NIO_SCHEMA,
+        output=NIO_SCHEMA)
+    def create_nio(request, response):
+
+        builtin_manager = Builtin.instance()
+        node = builtin_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
+        nio = builtin_manager.create_nio(request.json)
+        port_number = int(request.match_info["port_number"])
+        yield from node.add_nio(nio, port_number)
+        response.set_status(201)
+        response.json(nio)
+
+    @Route.delete(
+        r"/projects/{project_id}/nat/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio",
+        parameters={
+            "project_id": "Project UUID",
+            "node_id": "Node UUID",
+            "adapter_number": "Adapter on the nat (always 0)",
+            "port_number": "Port on the nat"
+        },
+        status_codes={
+            204: "NIO deleted",
+            400: "Invalid request",
+            404: "Instance doesn't exist"
+        },
+        description="Remove a NIO from a nat instance")
+    def delete_nio(request, response):
+
+        builtin_manager = Builtin.instance()
+        node = builtin_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
+        port_number = int(request.match_info["port_number"])
+        yield from node.remove_nio(port_number)
+        response.set_status(204)
+
+    @Route.post(
+        r"/projects/{project_id}/nat/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/start_capture",
+        parameters={
+            "project_id": "Project UUID",
+            "node_id": "Node UUID",
+            "adapter_number": "Adapter on the nat (always 0)",
+            "port_number": "Port on the nat"
+        },
+        status_codes={
+            200: "Capture started",
+            400: "Invalid request",
+            404: "Instance doesn't exist"
+        },
+        description="Start a packet capture on a nat instance",
+        input=NODE_CAPTURE_SCHEMA)
+    def start_capture(request, response):
+
+        builtin_manager = Builtin.instance()
+        node = builtin_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
+        port_number = int(request.match_info["port_number"])
+        pcap_file_path = os.path.join(node.project.capture_working_directory(), request.json["capture_file_name"])
+        yield from node.start_capture(port_number, pcap_file_path, request.json["data_link_type"])
+        response.json({"pcap_file_path": pcap_file_path})
+
+    @Route.post(
+        r"/projects/{project_id}/nat/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/stop_capture",
+        parameters={
+            "project_id": "Project UUID",
+            "node_id": "Node UUID",
+            "adapter_number": "Adapter on the nat (always 0)",
+            "port_number": "Port on the nat"
+        },
+        status_codes={
+            204: "Capture stopped",
+            400: "Invalid request",
+            404: "Instance doesn't exist"
+        },
+        description="Stop a packet capture on a nat instance")
+    def stop_capture(request, response):
+
+        builtin_manager = Builtin.instance()
+        node = builtin_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
+        port_number = int(request.match_info["port_number"])
+        yield from node.stop_capture(port_number)
+        response.set_status(204)

gns3server/schemas/cloud.py

@@ -15,6 +15,23 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+from .port import PORT_OBJECT_SCHEMA
+
+HOST_INTERFACE_SCHEMA = {
+    "description": "Interfaces on this host",
+    "properties": {
+        "name": {
+            "description": "Interface name",
+            "type": "string",
+            "minLength": 1,
+        },
+        "type": {
+            "enum": ["ethernet", "tap"]
+        },
+    },
+    "required": ["name", "type"],
+    "additionalProperties": False
+}
 
 
 CLOUD_CREATE_SCHEMA = {
@@ -22,111 +39,7 @@ CLOUD_CREATE_SCHEMA = {
     "description": "Request validation to create a new cloud instance",
     "type": "object",
     "definitions": {
-        "EthernetInterfacePort": {
+        "HostInterfaces": HOST_INTERFACE_SCHEMA
-            "description": "Ethernet interface port",
-            "properties": {
-                "name": {
-                    "description": "Port name",
-                    "type": "string",
-                    "minLength": 1,
-                },
-                "port_number": {
-                    "description": "Port number",
-                    "type": "integer",
-                    "minimum": 1
-                },
-                "type": {
-                    "description": "Port type",
-                    "enum": ["ethernet"]
-                },
-                "interface": {
-                    "description": "Ethernet interface name e.g. eth0",
-                    "type": "string",
-                    "minLength": 1
-                },
-            },
-            "required": ["name", "port_number", "type", "interface"],
-            "additionalProperties": False
-        },
-        "TAPInterfacePort": {
-            "description": "TAP interface port",
-            "properties": {
-                "name": {
-                    "description": "Port name",
-                    "type": "string",
-                    "minLength": 1,
-                },
-                "port_number": {
-                    "description": "Port number",
-                    "type": "integer",
-                    "minimum": 1
-                },
-                "type": {
-                    "description": "Port type",
-                    "enum": ["tap"]
-                },
-                "interface": {
-                    "description": "TAP interface name e.g. tap0",
-                    "type": "string",
-                    "minLength": 1
-                },
-            },
-            "required": ["name", "port_number", "type", "interface"],
-            "additionalProperties": False
-        },
-        "UDPTunnelPort": {
-            "description": "UDP tunnel port",
-            "properties": {
-                "name": {
-                    "description": "Port name",
-                    "type": "string",
-                    "minLength": 1,
-                },
-                "port_number": {
-                    "description": "Port number",
-                    "type": "integer",
-                    "minimum": 1
-                },
-                "type": {
-                    "description": "Port type",
-                    "enum": ["udp"]
-                },
-                "lport": {
-                    "description": "Local UDP tunnel port",
-                    "type": "integer",
-                    "minimum": 1,
-                    "maximum": 65535
-                },
-                "rhost": {
-                    "description": "Remote UDP tunnel host",
-                    "type": "string",
-                    "minLength": 1
-                },
-                "rport": {
-                    "description": "Remote UDP tunnel port",
-                    "type": "integer",
-                    "minimum": 1,
-                    "maximum": 65535
-                }
-            },
-            "required": ["name", "port_number", "type", "lport", "rhost", "rport"],
-            "additionalProperties": False
-        },
-        "HostInterfaces": {
-            "description": "Interfaces on this host",
-            "properties": {
-                "name": {
-                    "description": "Interface name",
-                    "type": "string",
-                    "minLength": 1,
-                },
-                "type": {
-                    "enum": ["Ethernet", "TAP"]
-                },
-            },
-            "required": ["name", "type"],
-            "additionalProperties": False
-        },
     },
     "properties": {
         "name": {
@@ -146,12 +59,7 @@ CLOUD_CREATE_SCHEMA = {
         "ports": {
             "type": "array",
             "items": [
-                {"type": "object",
+                PORT_OBJECT_SCHEMA
-                 "oneOf": [
-                     {"$ref": "#/definitions/EthernetInterfacePort"},
-                     {"$ref": "#/definitions/TAPInterfacePort"},
-                     {"$ref": "#/definitions/UDPTunnelPort"}
-                 ]},
             ]
         },
         "interfaces": {
@@ -173,111 +81,7 @@ CLOUD_OBJECT_SCHEMA = {
     "description": "Cloud instance",
     "type": "object",
     "definitions": {
-        "EthernetInterfacePort": {
+        "HostInterfaces": HOST_INTERFACE_SCHEMA
-            "description": "Ethernet interface port",
-            "properties": {
-                "name": {
-                    "description": "Port name",
-                    "type": "string",
-                    "minLength": 1,
-                },
-                "port_number": {
-                    "description": "Port number",
-                    "type": "integer",
-                    "minimum": 1
-                },
-                "type": {
-                    "description": "Port type",
-                    "enum": ["ethernet"]
-                },
-                "interface": {
-                    "description": "Ethernet interface name e.g. eth0",
-                    "type": "string",
-                    "minLength": 1
-                },
-            },
-            "required": ["name", "port_number", "type", "interface"],
-            "additionalProperties": False
-        },
-        "TAPInterfacePort": {
-            "description": "TAP interface port",
-            "properties": {
-                "name": {
-                    "description": "Port name",
-                    "type": "string",
-                    "minLength": 1,
-                },
-                "port_number": {
-                    "description": "Port number",
-                    "type": "integer",
-                    "minimum": 1
-                },
-                "type": {
-                    "description": "Port type",
-                    "enum": ["tap"]
-                },
-                "interface": {
-                    "description": "TAP interface name e.g. tap0",
-                    "type": "string",
-                    "minLength": 1
-                },
-            },
-            "required": ["name", "port_number", "type", "interface"],
-            "additionalProperties": False
-        },
-        "UDPTunnelPort": {
-            "description": "UDP tunnel port",
-            "properties": {
-                "name": {
-                    "description": "Port name",
-                    "type": "string",
-                    "minLength": 1,
-                },
-                "port_number": {
-                    "description": "Port number",
-                    "type": "integer",
-                    "minimum": 1
-                },
-                "type": {
-                    "description": "Port type",
-                    "enum": ["udp"]
-                },
-                "lport": {
-                    "description": "Local UDP tunnel port",
-                    "type": "integer",
-                    "minimum": 1,
-                    "maximum": 65535
-                },
-                "rhost": {
-                    "description": "Remote UDP tunnel host",
-                    "type": "string",
-                    "minLength": 1
-                },
-                "rport": {
-                    "description": "Remote UDP tunnel port",
-                    "type": "integer",
-                    "minimum": 1,
-                    "maximum": 65535
-                }
-            },
-            "required": ["name", "port_number", "type", "lport", "rhost", "rport"],
-            "additionalProperties": False
-        },
-        "HostInterfaces": {
-            "description": "Interfaces on this host",
-            "properties": {
-                "name": {
-                    "description": "Interface name",
-                    "type": "string",
-                    "minLength": 1,
-                },
-                "type": {
-                    "enum": ["ethernet", "tap"]
-                },
-            },
-            "required": ["name", "type"],
-            "additionalProperties": False
-        },
     },
     "properties": {
         "name": {
@@ -302,12 +106,7 @@ CLOUD_OBJECT_SCHEMA = {
         "ports": {
             "type": "array",
             "items": [
-                {"type": "object",
+                PORT_OBJECT_SCHEMA
-                 "oneOf": [
-                     {"$ref": "#/definitions/EthernetInterfacePort"},
-                     {"$ref": "#/definitions/TAPInterfacePort"},
-                     {"$ref": "#/definitions/UDPTunnelPort"}
-                 ]},
             ]
         },
         "interfaces": {

gns3server/schemas/nat.py

@@ -0,0 +1,65 @@
+# -*- coding: utf-8 -*-
+#
+# 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/>.
+
+from .port import PORT_OBJECT_SCHEMA
+
+
+NAT_OBJECT_SCHEMA = {
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "description": "Nat instance",
+    "type": "object",
+    "properties": {
+        "name": {
+            "description": "Nat name",
+            "type": "string",
+            "minLength": 1,
+        },
+        "node_id": {
+            "description": "Node UUID",
+            "type": "string",
+            "minLength": 36,
+            "maxLength": 36,
+            "pattern": "^[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}$"
+        },
+        "project_id": {
+            "description": "Project UUID",
+            "type": "string",
+            "minLength": 36,
+            "maxLength": 36,
+            "pattern": "^[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}$"
+        },
+        "status": {
+            "description": "Node status",
+            "enum": ["started", "stopped", "suspended"]
+        },
+        "ports": {
+            "type": "array",
+            "items": [
+                PORT_OBJECT_SCHEMA
+            ]
+        },
+    },
+    "additionalProperties": False,
+    "required": ["name", "node_id", "project_id"]
+}
+
+
+NAT_CREATE_SCHEMA = NAT_OBJECT_SCHEMA
+NAT_CREATE_SCHEMA["required"] = ["name"]
+
+NAT_UPDATE_SCHEMA = NAT_OBJECT_SCHEMA
+del NAT_UPDATE_SCHEMA["required"]

gns3server/schemas/node.py

@@ -90,6 +90,7 @@ NODE_OBJECT_SCHEMA = {
         "node_type": {
             "description": "Type of node",
             "enum": ["cloud",
+                     "nat",
                      "ethernet_hub",
                      "ethernet_switch",
                      "frame_relay_switch",

gns3server/schemas/port.py

@@ -0,0 +1,115 @@
+#!/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/>.
+
+
+PORT_OBJECT_SCHEMA = {
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "description": "A port use in the cloud",
+    "type": "object",
+    "oneOf": [
+        {
+            "description": "Ethernet interface port",
+            "properties": {
+                "name": {
+                    "description": "Port name",
+                    "type": "string",
+                    "minLength": 1,
+                },
+                "port_number": {
+                    "description": "Port number",
+                    "type": "integer",
+                    "minimum": 1
+                },
+                "type": {
+                    "description": "Port type",
+                    "enum": ["ethernet"]
+                },
+                "interface": {
+                    "description": "Ethernet interface name e.g. eth0",
+                    "type": "string",
+                    "minLength": 1
+                },
+            },
+            "required": ["name", "port_number", "type", "interface"],
+            "additionalProperties": False
+        },
+        {
+            "description": "TAP interface port",
+            "properties": {
+                "name": {
+                    "description": "Port name",
+                    "type": "string",
+                    "minLength": 1,
+                },
+                "port_number": {
+                    "description": "Port number",
+                    "type": "integer",
+                    "minimum": 1
+                },
+                "type": {
+                    "description": "Port type",
+                    "enum": ["tap"]
+                },
+                "interface": {
+                    "description": "TAP interface name e.g. tap0",
+                    "type": "string",
+                    "minLength": 1
+                },
+            },
+            "required": ["name", "port_number", "type", "interface"],
+            "additionalProperties": False
+        },
+        {
+            "description": "UDP tunnel port",
+            "properties": {
+                "name": {
+                    "description": "Port name",
+                    "type": "string",
+                    "minLength": 1,
+                },
+                "port_number": {
+                    "description": "Port number",
+                    "type": "integer",
+                    "minimum": 1
+                },
+                "type": {
+                    "description": "Port type",
+                    "enum": ["udp"]
+                },
+                "lport": {
+                    "description": "Local UDP tunnel port",
+                    "type": "integer",
+                    "minimum": 1,
+                    "maximum": 65535
+                },
+                "rhost": {
+                    "description": "Remote UDP tunnel host",
+                    "type": "string",
+                    "minLength": 1
+                },
+                "rport": {
+                    "description": "Remote UDP tunnel port",
+                    "type": "integer",
+                    "minimum": 1,
+                    "maximum": 65535
+                }
+            },
+            "required": ["name", "port_number", "type", "lport", "rhost", "rport"],
+            "additionalProperties": False
+        }
+    ]
+}

tests/compute/builtin/nodes/test_nat.py

@@ -0,0 +1,40 @@
+#!/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 uuid
+import pytest
+from unittest.mock import MagicMock
+
+from gns3server.compute.builtin.nodes.nat import Nat
+
+
+def test_json(on_gns3vm, project):
+    nat = Nat("nat1", str(uuid.uuid4()), project, MagicMock())
+    assert nat.__json__() == {
+        "name": "nat1",
+        "node_id": nat.id,
+        "project_id": project.id,
+        "status": "started",
+        "ports": [
+            {
+                "interface": "eth1",
+                "name": "nat0",
+                "port_number": 1,
+                "type": "ethernet"
+            }
+        ]
+    }

tests/conftest.py

@@ -315,3 +315,12 @@ def async_run(loop):
     Shortcut for running in asyncio loop
     """
     return lambda x: loop.run_until_complete(asyncio.async(x))
+
+
+@pytest.yield_fixture
+def on_gns3vm():
+    """
+    Mock the hostname to  emulate the GNS3 VM
+    """
+    with patch("socket.gethostname", return_value="gns3vm"):
+        yield

tests/handlers/api/compute/test_cloud.py

@@ -0,0 +1,92 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2015 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 pytest
+import sys
+import os
+from tests.utils import asyncio_patch
+from unittest.mock import patch
+
+
+@pytest.fixture(scope="function")
+def vm(http_compute, project):
+    response = http_compute.post("/projects/{project_id}/cloud/nodes".format(project_id=project.id), {"name": "Cloud 1"})
+    assert response.status == 201
+    return response.json
+
+
+@pytest.yield_fixture(autouse=True)
+def mock_ubridge():
+    """
+    Avoid all interaction with ubridge
+    """
+    with asyncio_patch("gns3server.compute.builtin.nodes.cloud.Cloud._start_ubridge"):
+        with asyncio_patch("gns3server.compute.builtin.nodes.cloud.Cloud._add_ubridge_connection"):
+            with asyncio_patch("gns3server.compute.builtin.nodes.cloud.Cloud._delete_ubridge_connection"):
+                yield
+
+
+def test_cloud_create(http_compute, project):
+    response = http_compute.post("/projects/{project_id}/cloud/nodes".format(project_id=project.id), {"name": "Cloud 1"}, example=True)
+    assert response.status == 201
+    assert response.route == "/projects/{project_id}/cloud/nodes"
+    assert response.json["name"] == "Cloud 1"
+    assert response.json["project_id"] == project.id
+
+
+def test_cloud_get(http_compute, project, vm):
+    response = http_compute.get("/projects/{project_id}/cloud/nodes/{node_id}".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
+    assert response.status == 200
+    assert response.route == "/projects/{project_id}/cloud/nodes/{node_id}"
+    assert response.json["name"] == "Cloud 1"
+    assert response.json["project_id"] == project.id
+    assert response.json["status"] == "started"
+
+
+def test_cloud_nio_create_udp(http_compute, vm):
+    response = http_compute.post("/projects/{project_id}/cloud/nodes/{node_id}/adapters/0/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), {"type": "nio_udp",
+                                                                                                                                                                    "lport": 4242,
+                                                                                                                                                                    "rport": 4343,
+                                                                                                                                                                    "rhost": "127.0.0.1"},
+                                 example=True)
+    assert response.status == 201
+    assert response.route == "/projects/{project_id}/cloud/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.json["type"] == "nio_udp"
+
+
+def test_cloud_delete_nio(http_compute, vm):
+    http_compute.post("/projects/{project_id}/cloud/nodes/{node_id}/adapters/0/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), {"type": "nio_udp",
+                                                                                                                                                         "lport": 4242,
+                                                                                                                                                         "rport": 4343,
+                                                                                                                                                         "rhost": "127.0.0.1"})
+    response = http_compute.delete("/projects/{project_id}/cloud/nodes/{node_id}/adapters/0/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
+    assert response.status == 204
+    assert response.route == "/projects/{project_id}/cloud/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+
+
+def test_cloud_delete(http_compute, vm):
+    response = http_compute.delete("/projects/{project_id}/cloud/nodes/{node_id}".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
+    assert response.status == 204
+
+
+def test_cloud_update(http_compute, vm, tmpdir):
+    response = http_compute.put("/projects/{project_id}/cloud/nodes/{node_id}".format(project_id=vm["project_id"], node_id=vm["node_id"]), {
+        "name": "test"
+    },
+        example=True)
+    assert response.status == 200
+    assert response.json["name"] == "test"

tests/handlers/api/compute/test_nat.py

@@ -0,0 +1,92 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2015 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 pytest
+import sys
+import os
+from tests.utils import asyncio_patch
+from unittest.mock import patch
+
+
+@pytest.fixture(scope="function")
+def vm(http_compute, project, on_gns3vm):
+    response = http_compute.post("/projects/{project_id}/nat/nodes".format(project_id=project.id), {"name": "Nat 1"})
+    assert response.status == 201
+    return response.json
+
+
+@pytest.yield_fixture(autouse=True)
+def mock_ubridge():
+    """
+    Avoid all interaction with ubridge
+    """
+    with asyncio_patch("gns3server.compute.builtin.nodes.nat.Nat._start_ubridge"):
+        with asyncio_patch("gns3server.compute.builtin.nodes.nat.Nat._add_ubridge_connection"):
+            with asyncio_patch("gns3server.compute.builtin.nodes.nat.Nat._delete_ubridge_connection"):
+                yield
+
+
+def test_nat_create(http_compute, project, on_gns3vm):
+    response = http_compute.post("/projects/{project_id}/nat/nodes".format(project_id=project.id), {"name": "Nat 1"}, example=True)
+    assert response.status == 201
+    assert response.route == "/projects/{project_id}/nat/nodes"
+    assert response.json["name"] == "Nat 1"
+    assert response.json["project_id"] == project.id
+
+
+def test_nat_get(http_compute, project, vm):
+    response = http_compute.get("/projects/{project_id}/nat/nodes/{node_id}".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
+    assert response.status == 200
+    assert response.route == "/projects/{project_id}/nat/nodes/{node_id}"
+    assert response.json["name"] == "Nat 1"
+    assert response.json["project_id"] == project.id
+    assert response.json["status"] == "started"
+
+
+def test_nat_nio_create_udp(http_compute, vm):
+    response = http_compute.post("/projects/{project_id}/nat/nodes/{node_id}/adapters/0/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), {"type": "nio_udp",
+                                                                                                                                                                  "lport": 4242,
+                                                                                                                                                                  "rport": 4343,
+                                                                                                                                                                  "rhost": "127.0.0.1"},
+                                 example=True)
+    assert response.status == 201
+    assert response.route == "/projects/{project_id}/nat/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.json["type"] == "nio_udp"
+
+
+def test_nat_delete_nio(http_compute, vm):
+    http_compute.post("/projects/{project_id}/nat/nodes/{node_id}/adapters/0/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), {"type": "nio_udp",
+                                                                                                                                                       "lport": 4242,
+                                                                                                                                                       "rport": 4343,
+                                                                                                                                                       "rhost": "127.0.0.1"})
+    response = http_compute.delete("/projects/{project_id}/nat/nodes/{node_id}/adapters/0/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
+    assert response.status == 204
+    assert response.route == "/projects/{project_id}/nat/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+
+
+def test_nat_delete(http_compute, vm):
+    response = http_compute.delete("/projects/{project_id}/nat/nodes/{node_id}".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
+    assert response.status == 204
+
+
+def test_nat_update(http_compute, vm, tmpdir):
+    response = http_compute.put("/projects/{project_id}/nat/nodes/{node_id}".format(project_id=vm["project_id"], node_id=vm["node_id"]), {
+        "name": "test"
+    },
+        example=True)
+    assert response.status == 200
+    assert response.json["name"] == "test"