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authorChristian Poessinger <christian@poessinger.com>2019-10-24 13:28:49 -0500
committerGitHub <noreply@github.com>2019-10-24 13:28:49 -0500
commitf0b979aa6d5eec76f6e74fb225847769b9484246 (patch)
tree03e77df407ee84e23995d0be80ec422d2de96d0e
parent3400b1dd79702553ebbd40516bf454f3fe47885b (diff)
parent1d8b917fb934060c3d0f79e7039ae3a468f51f2c (diff)
downloadvyos-1x-f0b979aa6d5eec76f6e74fb225847769b9484246.tar.gz
vyos-1x-f0b979aa6d5eec76f6e74fb225847769b9484246.zip
Merge pull request #153 from kroy-the-rabbit/py-interface
T1759: ioctl.pm/interface.pm rewrite
-rw-r--r--python/vyos/iflag.py38
-rw-r--r--python/vyos/interface.py9
-rw-r--r--python/vyos/ioctl.py34
3 files changed, 81 insertions, 0 deletions
diff --git a/python/vyos/iflag.py b/python/vyos/iflag.py
new file mode 100644
index 000000000..7ff8e5623
--- /dev/null
+++ b/python/vyos/iflag.py
@@ -0,0 +1,38 @@
+# Copyright 2019 VyOS maintainers and contributors <maintainers@vyos.io>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library. If not, see <http://www.gnu.org/licenses/>.
+
+from enum import Enum, unique, IntEnum
+
+
+class IFlag(IntEnum):
+ """ net/if.h interface flags """
+
+ IFF_UP = 0x1 #: Interface up/down status
+ IFF_BROADCAST = 0x2 #: Broadcast address valid
+ IFF_DEBUG = 0x4, #: Debugging
+ IFF_LOOPBACK = 0x8 #: Is loopback network
+ IFF_POINTOPOINT = 0x10 #: Is point-to-point link
+ IFF_NOTRAILERS = 0x20 #: Avoid use of trailers
+ IFF_RUNNING = 0x40 #: Resources allocated
+ IFF_NOARP = 0x80 #: No address resolution protocol
+ IFF_PROMISC = 0x100 #: Promiscuous mode
+ IFF_ALLMULTI = 0x200 #: Receive all multicast
+ IFF_MASTER = 0x400 #: Load balancer master
+ IFF_SLAVE = 0x800 #: Load balancer slave
+ IFF_MULTICAST = 0x1000 #: Supports multicast
+ IFF_PORTSEL = 0x2000 #: Media type adjustable
+ IFF_AUTOMEDIA = 0x4000 #: Automatic media type enabled
+ IFF_DYNAMIC = 0x8000 #: Is a dial-up device with dynamic address
+
diff --git a/python/vyos/interface.py b/python/vyos/interface.py
index 1aae6db60..cc726e5cc 100644
--- a/python/vyos/interface.py
+++ b/python/vyos/interface.py
@@ -16,6 +16,8 @@
import vyos
from vyos.config import Config
import vyos.interfaces
+import vyos.ioctl
+from vyos.iflag import IFlag
import re
import json
@@ -33,11 +35,18 @@ class Interface():
intf = None
intf_type = None
valid = False
+ flags = None
def __init__(self,intf):
self.intf = intf
self.intf_type = vyos.interfaces.get_type_of_interface(self.intf)
self.valid = (self.intf in vyos.interfaces.list_interfaces())
+ if (self.valid):
+ self.flags = vyos.ioctl.get_interface_flags(intf)
+
+ def up(self):
+ """ return whether interface is up or not """
+ return self.flags & IFlag.IFF_UP
def print_interface(self):
diff --git a/python/vyos/ioctl.py b/python/vyos/ioctl.py
new file mode 100644
index 000000000..e57d261e4
--- /dev/null
+++ b/python/vyos/ioctl.py
@@ -0,0 +1,34 @@
+# Copyright 2019 VyOS maintainers and contributors <maintainers@vyos.io>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library. If not, see <http://www.gnu.org/licenses/>.
+
+import os
+import fcntl, struct, sys
+from socket import *
+
+SIOCGIFFLAGS = 0x8913
+
+def get_terminal_size():
+ """ pull the terminal size """
+ """ rows,cols = vyos.ioctl.get_terminal_size() """
+ columns, rows = os.get_terminal_size(0)
+ return (rows,columns)
+
+def get_interface_flags(intf):
+ """ Pull the SIOCGIFFLAGS """
+ nullif = '\0'*256
+ sock = socket(AF_INET, SOCK_DGRAM)
+ raw = fcntl.ioctl(sock.fileno(), SIOCGIFFLAGS, intf + nullif)
+ flags, = struct.unpack('H', raw[16:18])
+ return flags