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-rw-r--r--python/vyos/qos/base.py5
-rw-r--r--python/vyos/qos/randomdetect.py34
2 files changed, 16 insertions, 23 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