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authorDaniil Baturin <daniil@vyos.io>2024-05-02 17:04:43 +0200
committerGitHub <noreply@github.com>2024-05-02 17:04:43 +0200
commit2159dfdd138412b5d0af89a6c3adfdabf901b65b (patch)
treeed027047f4fbc5b70d05ea0e698006ab655ef341
parentf97a3254c9e958f76b3ff3dfec7e9297cf48575c (diff)
parent0b54c1bc411a21833ec573031cf5ad98fe709a2f (diff)
downloadvyos-1x-2159dfdd138412b5d0af89a6c3adfdabf901b65b.tar.gz
vyos-1x-2159dfdd138412b5d0af89a6c3adfdabf901b65b.zip
Merge pull request #3400 from HollyGurza/T6225
qos: T6225: Fix qos random-detect policy
-rw-r--r--python/vyos/qos/base.py5
-rw-r--r--python/vyos/qos/randomdetect.py34
-rwxr-xr-xsmoketest/scripts/cli/test_qos.py8
-rwxr-xr-xsrc/conf_mode/qos.py29
4 files changed, 36 insertions, 40 deletions
diff --git a/python/vyos/qos/base.py b/python/vyos/qos/base.py
index 4173a1a43..87927ba9d 100644
--- a/python/vyos/qos/base.py
+++ b/python/vyos/qos/base.py
@@ -90,13 +90,14 @@ class QoSBase:
else:
return value
- def _calc_random_detect_queue_params(self, avg_pkt, max_thr, limit=None, min_thr=None, mark_probability=None):
+ def _calc_random_detect_queue_params(self, avg_pkt, max_thr, limit=None, min_thr=None,
+ mark_probability=None, precedence=0):
params = dict()
avg_pkt = int(avg_pkt)
max_thr = int(max_thr)
mark_probability = int(mark_probability)
limit = int(limit) if limit else 4 * max_thr
- min_thr = int(min_thr) if min_thr else (9 * max_thr) // 18
+ min_thr = int(min_thr) if min_thr else ((9 + precedence) * max_thr) // 18
params['avg_pkt'] = avg_pkt
params['limit'] = limit * avg_pkt
diff --git a/python/vyos/qos/randomdetect.py b/python/vyos/qos/randomdetect.py
index d7d84260f..a3a39da36 100644
--- a/python/vyos/qos/randomdetect.py
+++ b/python/vyos/qos/randomdetect.py
@@ -21,33 +21,25 @@ class RandomDetect(QoSBase):
# https://man7.org/linux/man-pages/man8/tc.8.html
def update(self, config, direction):
- tmp = f'tc qdisc add dev {self._interface} root handle {self._parent}:0 dsmark indices 8 set_tc_index'
+ # # Generalized Random Early Detection
+ handle = self._parent
+ tmp = f'tc qdisc add dev {self._interface} root handle {self._parent}:0 gred setup DPs 8 default 0 grio'
self._cmd(tmp)
-
- tmp = f'tc filter add dev {self._interface} parent {self._parent}:0 protocol ip prio 1 tcindex mask 0xe0 shift 5'
- self._cmd(tmp)
-
- # Generalized Random Early Detection
- handle = self._parent +1
- tmp = f'tc qdisc add dev {self._interface} parent {self._parent}:0 handle {handle}:0 gred setup DPs 8 default 0 grio'
- self._cmd(tmp)
-
bandwidth = self._rate_convert(config['bandwidth'])
# set VQ (virtual queue) parameters
for precedence, precedence_config in config['precedence'].items():
precedence = int(precedence)
- avg_pkt = int(precedence_config['average_packet'])
- limit = int(precedence_config['queue_limit']) * avg_pkt
- min_val = int(precedence_config['minimum_threshold']) * avg_pkt
- max_val = int(precedence_config['maximum_threshold']) * avg_pkt
-
- tmp = f'tc qdisc change dev {self._interface} handle {handle}:0 gred limit {limit} min {min_val} max {max_val} avpkt {avg_pkt} '
-
- burst = (2 * int(precedence_config['minimum_threshold']) + int(precedence_config['maximum_threshold'])) // 3
- probability = 1 / int(precedence_config['mark_probability'])
- tmp += f'burst {burst} bandwidth {bandwidth} probability {probability} DP {precedence} prio {8 - precedence:x}'
-
+ qparams = self._calc_random_detect_queue_params(
+ avg_pkt=precedence_config.get('average_packet'),
+ max_thr=precedence_config.get('maximum_threshold'),
+ limit=precedence_config.get('queue_limit'),
+ min_thr=precedence_config.get('minimum_threshold'),
+ mark_probability=precedence_config.get('mark_probability'),
+ precedence=precedence
+ )
+ tmp = f'tc qdisc change dev {self._interface} handle {handle}:0 gred limit {qparams["limit"]} min {qparams["min_val"]} max {qparams["max_val"]} avpkt {qparams["avg_pkt"]} '
+ tmp += f'burst {qparams["burst"]} bandwidth {bandwidth} probability {qparams["probability"]} DP {precedence} prio {8 - precedence:x}'
self._cmd(tmp)
# call base class
diff --git a/smoketest/scripts/cli/test_qos.py b/smoketest/scripts/cli/test_qos.py
index fef1ff23a..bcf5139c7 100755
--- a/smoketest/scripts/cli/test_qos.py
+++ b/smoketest/scripts/cli/test_qos.py
@@ -441,7 +441,6 @@ class TestQoS(VyOSUnitTestSHIM.TestCase):
self.cli_commit()
def test_08_random_detect(self):
- self.skipTest('tc returns invalid JSON here - needs iproute2 fix')
bandwidth = 5000
first = True
@@ -467,8 +466,11 @@ class TestQoS(VyOSUnitTestSHIM.TestCase):
bandwidth = 5000
for interface in self._interfaces:
tmp = get_tc_qdisc_json(interface)
- import pprint
- pprint.pprint(tmp)
+ self.assertTrue('gred' in tmp.get('kind'))
+ self.assertEqual(8, len(tmp.get('options', {}).get('vqs')))
+ self.assertEqual(8, tmp.get('options', {}).get('dp_cnt'))
+ self.assertEqual(0, tmp.get('options', {}).get('dp_default'))
+ self.assertTrue(tmp.get('options', {}).get('grio'))
def test_09_rate_control(self):
bandwidth = 5000
diff --git a/src/conf_mode/qos.py b/src/conf_mode/qos.py
index ccfc8f6b8..8a590cbc6 100755
--- a/src/conf_mode/qos.py
+++ b/src/conf_mode/qos.py
@@ -39,6 +39,9 @@ from vyos.utils.dict import dict_search_recursive
from vyos.utils.process import run
from vyos import ConfigError
from vyos import airbag
+from vyos.xml_ref import relative_defaults
+
+
airbag.enable()
map_vyops_tc = {
@@ -115,8 +118,18 @@ def get_config(config=None):
for rd_name in list(qos['policy'][policy]):
# There are eight precedence levels - ensure all are present
# to be filled later down with the appropriate default values
- default_precedence = {'precedence' : { '0' : {}, '1' : {}, '2' : {}, '3' : {},
- '4' : {}, '5' : {}, '6' : {}, '7' : {} }}
+ default_p_val = relative_defaults(
+ ['qos', 'policy', 'random-detect', rd_name, 'precedence'],
+ {'precedence': {'0': {}}},
+ get_first_key=True, recursive=True
+ )['0']
+ default_p_val = {key.replace('-', '_'): value for key, value in default_p_val.items()}
+ default_precedence = {
+ 'precedence': {'0': default_p_val, '1': default_p_val,
+ '2': default_p_val, '3': default_p_val,
+ '4': default_p_val, '5': default_p_val,
+ '6': default_p_val, '7': default_p_val}}
+
qos['policy']['random_detect'][rd_name] = dict_merge(
default_precedence, qos['policy']['random_detect'][rd_name])
@@ -124,18 +137,6 @@ def get_config(config=None):
for policy in qos.get('policy', []):
for p_name, p_config in qos['policy'][policy].items():
- if 'precedence' in p_config:
- # precedence settings are a bit more complex as they are
- # calculated under specific circumstances:
- for precedence in p_config['precedence']:
- max_thr = int(qos['policy'][policy][p_name]['precedence'][precedence]['maximum_threshold'])
- if 'minimum_threshold' not in qos['policy'][policy][p_name]['precedence'][precedence]:
- qos['policy'][policy][p_name]['precedence'][precedence]['minimum_threshold'] = str(
- int((9 + int(precedence)) * max_thr) // 18);
-
- if 'queue_limit' not in qos['policy'][policy][p_name]['precedence'][precedence]:
- qos['policy'][policy][p_name]['precedence'][precedence]['queue_limit'] = \
- str(int(4 * max_thr))
# cleanup empty match config
if 'class' in p_config:
for cls, cls_config in p_config['class'].items():