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mpLinkCharacteristics: use class, not qdisc for htb

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This commit is contained in:
Quentin De Coninck 2016-05-08 19:08:59 +02:00
parent 6336c158df
commit e2701685b7
1 changed files with 11 additions and 5 deletions
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16
src/mpLinkCharacteristics.py
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@ -4,6 +4,7 @@
class MpLinkCharacteristics: class MpLinkCharacteristics:
tcNetemParent = "5:1" tcNetemParent = "5:1"
tcHtbClassid = "10"
tcNetemHandle = "10:" tcNetemHandle = "10:"
def __init__(self, id, delay, queueSize, bandwidth, loss, back_up=False): def __init__(self, id, delay, queueSize, bandwidth, loss, back_up=False):
@ -32,12 +33,17 @@ class MpLinkCharacteristics:
cmd = "" cmd = ""
for n in self.netemAt: for n in self.netemAt:
cmd = cmd + "sleep " + str(n.delta) cmd = cmd + "sleep " + str(n.delta)
cmd = cmd + " && " cmd = cmd + " && (( tc qdisc del dev " + ifname + " root "
cmd = cmd + " tc qdisc change dev " + ifname + " " cmd = cmd + " && tc class add dev " + ifname + " "
cmd = cmd + " parent " + MpLinkCharacteristics.tcNetemParent cmd = cmd + " parent root "
cmd = cmd + " handle " + MpLinkCharacteristics.tcNetemHandle cmd = cmd + " classid " + MpLinkCharacteristics.tcHtbClassid
cmd = cmd + " htb rate " + self.bandwidth + "mbit" cmd = cmd + " htb rate " + self.bandwidth + "mbit"
cmd = cmd + " burst " + str(int(self.queueSize) * 1500) + " && " cmd = cmd + " burst " + str(int(self.queueSize) * 1500) + ") || "
cmd = cmd + " tc class change dev " + ifname + " "
cmd = cmd + " parent " + MpLinkCharacteristics.tcNetemParent
cmd = cmd + " classid " + MpLinkCharacteristics.tcHtbClassid
cmd = cmd + " htb rate " + self.bandwidth + "mbit"
cmd = cmd + " burst " + str(int(self.queueSize) * 1500) + ") && "
cmd = cmd + " tc qdisc add dev " + ifname + " " cmd = cmd + " tc qdisc add dev " + ifname + " "
cmd = cmd + " parent " + MpLinkCharacteristics.tcNetemHandle cmd = cmd + " parent " + MpLinkCharacteristics.tcNetemHandle
cmd = cmd + " netem " + n.cmd + " delay " + self.delay + "ms && " cmd = cmd + " netem " + n.cmd + " delay " + self.delay + "ms && "