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Require privileged access for uBridge when using VMware VMs and Docker containers. Fixes #1461.

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This commit is contained in:
grossmj 2018-11-20 00:22:16 +07:00
parent 3fae6ada95
commit 5cb0957f35
3 changed files with 9 additions and 6 deletions
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11
gns3server/compute/base_node.py
View File

@ -78,6 +78,7 @@ class BaseNode:
self._wrapper_telnet_server = None
self._internal_console_port = None
self._custom_adapters = []
self._ubridge_require_privileged_access = False
if self._console is not None:
if console_type == "vnc":
@ -533,7 +534,7 @@ class BaseNode:
"""
if not self._ubridge_hypervisor or not self._ubridge_hypervisor.is_running():
await self._start_ubridge()
await self._start_ubridge(self._ubridge_require_privileged_access)
if not self._ubridge_hypervisor or not self._ubridge_hypervisor.is_running():
raise NodeError("Cannot send command '{}': uBridge is not running".format(command))
try:
@ -542,7 +543,7 @@ class BaseNode:
raise UbridgeError("Error while sending command '{}': {}: {}".format(command, e, self._ubridge_hypervisor.read_stdout()))
@locking
async def _start_ubridge(self):
async def _start_ubridge(self, require_privileged_access=False):
"""
Starts uBridge (handles connections to and from this node).
"""
@ -554,8 +555,8 @@ class BaseNode:
if self.ubridge_path is None:
raise NodeError("uBridge is not available, path doesn't exist, or you just installed GNS3 and need to restart your user session to refresh user permissions.")
#if not self._manager.has_privileged_access(self.ubridge_path):
# raise NodeError("uBridge requires root access or the capability to interact with network adapters")
if require_privileged_access and not self._manager.has_privileged_access(self.ubridge_path):
raise NodeError("uBridge requires root access or the capability to interact with network adapters")
server_config = self._manager.config.get_section_config("Server")
server_host = server_config.get("host")
@ -566,6 +567,8 @@ class BaseNode:
if self._ubridge_hypervisor:
log.info("Hypervisor {}:{} has successfully started".format(self._ubridge_hypervisor.host, self._ubridge_hypervisor.port))
await self._ubridge_hypervisor.connect()
# save if privileged are required in case uBridge needs to be restarted in self._ubridge_send()
self._ubridge_require_privileged_access = require_privileged_access
async def _stop_ubridge(self):
"""

2
gns3server/compute/docker/docker_vm.py
View File

@ -434,7 +434,7 @@ class DockerVM(BaseNode):
await self.manager.query("POST", "containers/{}/start".format(self._cid))
self._namespace = await self._get_namespace()
await self._start_ubridge()
await self._start_ubridge(require_privileged_access=True)
for adapter_number in range(0, self.adapters):
nio = self._ethernet_adapters[adapter_number].get_nio(0)

2
gns3server/compute/vmware/vmware_vm.py
View File

@ -432,7 +432,7 @@ class VMwareVM(BaseNode):
if not ubridge_path or not os.path.isfile(ubridge_path):
raise VMwareError("ubridge is necessary to start a VMware VM")
await self._start_ubridge()
await self._start_ubridge(require_privileged_access=True)
self._read_vmx_file()
# check if there is enough RAM to run
if "memsize" in self._vmx_pairs: