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authorChristian Poessinger <christian@poessinger.com>2022-11-10 19:12:58 +0100
committerGitHub <noreply@github.com>2022-11-10 19:12:58 +0100
commit991d92e60c5087a0e00cc7dccc144f62927ddd4e (patch)
treed068a9758bf9fd2674e7d6d465676883ae10d821
parentaabfb09e42079eb735904ced2fab600de5a550f3 (diff)
parentef365493aef665c20e27ff2de473624c14e1b521 (diff)
downloadvyos-1x-991d92e60c5087a0e00cc7dccc144f62927ddd4e.tar.gz
vyos-1x-991d92e60c5087a0e00cc7dccc144f62927ddd4e.zip
Merge pull request #1643 from sever-sever/T4789
T4789: Ability to get op-mode raw data for PPPoE L2TP SSTP IPoE
-rw-r--r--data/op-mode-standardized.json1
-rw-r--r--python/vyos/accel_ppp.py74
-rwxr-xr-xsrc/op_mode/accelppp.py133
3 files changed, 208 insertions, 0 deletions
diff --git a/data/op-mode-standardized.json b/data/op-mode-standardized.json
index ec950765d..b162f4097 100644
--- a/data/op-mode-standardized.json
+++ b/data/op-mode-standardized.json
@@ -1,4 +1,5 @@
[
+"accelppp.py",
"bgp.py",
"bridge.py",
"conntrack.py",
diff --git a/python/vyos/accel_ppp.py b/python/vyos/accel_ppp.py
new file mode 100644
index 000000000..bfc8ee5a9
--- /dev/null
+++ b/python/vyos/accel_ppp.py
@@ -0,0 +1,74 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2022 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# 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 sys
+
+import vyos.opmode
+from vyos.util import rc_cmd
+
+
+def get_server_statistics(accel_statistics, pattern, sep=':') -> dict:
+ import re
+
+ stat_dict = {'sessions': {}}
+
+ cpu = re.search(r'cpu(.*)', accel_statistics).group(0)
+ # Find all lines with pattern, for example 'sstp:'
+ data = re.search(rf'{pattern}(.*)', accel_statistics, re.DOTALL).group(0)
+ session_starting = re.search(r'starting(.*)', data).group(0)
+ session_active = re.search(r'active(.*)', data).group(0)
+
+ for entry in {cpu, session_starting, session_active}:
+ if sep in entry:
+ key, value = entry.split(sep)
+ if key in ['starting', 'active', 'finishing']:
+ stat_dict['sessions'][key] = value.strip()
+ continue
+ stat_dict[key] = value.strip()
+ return stat_dict
+
+
+def accel_cmd(port: int, command: str) -> str:
+ _, output = rc_cmd(f'/usr/bin/accel-cmd -p{port} {command}')
+ return output
+
+
+def accel_out_parse(accel_output: list[str]) -> list[dict[str, str]]:
+ """ Parse accel-cmd show sessions output """
+ data_list: list[dict[str, str]] = list()
+ field_names: list[str] = list()
+
+ field_names_unstripped: list[str] = accel_output.pop(0).split('|')
+ for field_name in field_names_unstripped:
+ field_names.append(field_name.strip())
+
+ while accel_output:
+ if '|' not in accel_output[0]:
+ accel_output.pop(0)
+ continue
+
+ current_item: list[str] = accel_output.pop(0).split('|')
+ item_dict: dict[str, str] = {}
+
+ for field_index in range(len(current_item)):
+ field_name: str = field_names[field_index]
+ field_value: str = current_item[field_index].strip()
+ item_dict[field_name] = field_value
+
+ data_list.append(item_dict)
+
+ return data_list
diff --git a/src/op_mode/accelppp.py b/src/op_mode/accelppp.py
new file mode 100755
index 000000000..2fd045dc3
--- /dev/null
+++ b/src/op_mode/accelppp.py
@@ -0,0 +1,133 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2022 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# 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 sys
+
+import vyos.accel_ppp
+import vyos.opmode
+
+from vyos.configquery import ConfigTreeQuery
+from vyos.util import rc_cmd
+
+
+accel_dict = {
+ 'ipoe': {
+ 'port': 2002,
+ 'path': 'service ipoe-server'
+ },
+ 'pppoe': {
+ 'port': 2001,
+ 'path': 'service pppoe-server'
+ },
+ 'pptp': {
+ 'port': 2003,
+ 'path': 'vpn pptp'
+ },
+ 'l2tp': {
+ 'port': 2004,
+ 'path': 'vpn l2tp'
+ },
+ 'sstp': {
+ 'port': 2005,
+ 'path': 'vpn sstp'
+ }
+}
+
+
+def _get_raw_statistics(accel_output, pattern):
+ return vyos.accel_ppp.get_server_statistics(accel_output, pattern, sep=':')
+
+
+def _get_raw_sessions(port):
+ cmd_options = 'show sessions ifname,username,ip,ip6,ip6-dp,type,state,' \
+ 'uptime-raw,calling-sid,called-sid,sid,comp,rx-bytes-raw,' \
+ 'tx-bytes-raw,rx-pkts,tx-pkts'
+ output = vyos.accel_ppp.accel_cmd(port, cmd_options)
+ parsed_data: list[dict[str, str]] = vyos.accel_ppp.accel_out_parse(
+ output.splitlines())
+ return parsed_data
+
+
+def _verify(func):
+ """Decorator checks if accel-ppp protocol
+ ipoe/pppoe/pptp/l2tp/sstp is configured
+
+ for example:
+ service ipoe-server
+ vpn sstp
+ """
+ from functools import wraps
+
+ @wraps(func)
+ def _wrapper(*args, **kwargs):
+ config = ConfigTreeQuery()
+ protocol_list = accel_dict.keys()
+ protocol = kwargs.get('protocol')
+ # unknown or incorrect protocol query
+ if protocol not in protocol_list:
+ unconf_message = f'unknown protocol "{protocol}"'
+ raise vyos.opmode.UnconfiguredSubsystem(unconf_message)
+ # Check if config does not exist
+ config_protocol_path = accel_dict[protocol]['path']
+ if not config.exists(config_protocol_path):
+ unconf_message = f'"{config_protocol_path}" is not configured'
+ raise vyos.opmode.UnconfiguredSubsystem(unconf_message)
+ return func(*args, **kwargs)
+
+ return _wrapper
+
+
+@_verify
+def show_statistics(raw: bool, protocol: str):
+ """show accel-cmd statistics
+ CPU utilization and amount of sessions
+
+ protocol: ipoe/pppoe/ppptp/l2tp/sstp
+ """
+ pattern = f'{protocol}:'
+ port = accel_dict[protocol]['port']
+ rc, output = rc_cmd(f'/usr/bin/accel-cmd -p {port} show stat')
+
+ if raw:
+ return _get_raw_statistics(output, pattern)
+
+ return output
+
+
+@_verify
+def show_sessions(raw: bool, protocol: str):
+ """show accel-cmd sessions
+
+ protocol: ipoe/pppoe/ppptp/l2tp/sstp
+ """
+ port = accel_dict[protocol]['port']
+ if raw:
+ return _get_raw_sessions(port)
+
+ return vyos.accel_ppp.accel_cmd(port,
+ 'show sessions ifname,username,ip,ip6,ip6-dp,'
+ 'calling-sid,rate-limit,state,uptime,rx-bytes,tx-bytes')
+
+
+if __name__ == '__main__':
+ try:
+ res = vyos.opmode.run(sys.modules[__name__])
+ if res:
+ print(res)
+ except (ValueError, vyos.opmode.Error) as e:
+ print(e)
+ sys.exit(1)