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dnsdist: add sample xsk AF_XDP config

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a simple working config sample for xsk AF_XDP

Signed-off-by: Vincent Li <vincent.mc.li@gmail.com>
This commit is contained in:
Vincent Li
2025-06-19 19:53:44 -07:00
parent 21b5b4abfc
commit a166b8644c
3 changed files with 17 additions and 0 deletions
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12
config/dnsdist/dnsdist-xsk.conf Normal file
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@@ -0,0 +1,12 @@
xsk = newXsk({ifName="green0", NIC_queue_id=0, frameNums=65536, xskMapPath="/sys/fs/bpf/dnsdist/xsk_map"})
addLocal("0.0.0.0:53", {xskSocket=xsk})
newServer("8.8.8.8:53")
newServer("1.1.1.1:53")
---- newServer({address="8.8.8.8", healthCheckMode='lazy', checkInterval=1, lazyHealthCheckFailedInterval=30, rise=2, maxCheckFailures=3, lazyHealthCheckThreshold=30, lazyHealthCheckSampleSize=100, lazyHealthCheckMinSampleCount=10, lazyHealthCheckMode='TimeoutOnly'})
---- newServer({address="1.1.1.1", healthCheckMode='lazy', checkInterval=1, lazyHealthCheckFailedInterval=30, rise=2, maxCheckFailures=3, lazyHealthCheckThreshold=30, lazyHealthCheckSampleSize=100, lazyHealthCheckMinSampleCount=10, lazyHealthCheckMode='TimeoutOnly'})

1
config/rootfiles/common/dnsdist
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@@ -1,4 +1,5 @@
etc/dnsdist.conf-dist etc/dnsdist.conf-dist
etc/dnsdist-xsk.conf
etc/rc.d/init.d/dnsdist etc/rc.d/init.d/dnsdist
usr/bin/dnsdist usr/bin/dnsdist
#usr/share/man/man1/dnsdist.1 #usr/share/man/man1/dnsdist.1

4
lfs/dnsdist
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@@ -103,6 +103,10 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
install -v -m 644 $(DIR_SRC)/config/backup/includes/dnsdist \ install -v -m 644 $(DIR_SRC)/config/backup/includes/dnsdist \
/var/ipfire/backup/addons/includes/dnsdist /var/ipfire/backup/addons/includes/dnsdist
# Install xsk AF_XDP configuration
install -v -m 644 $(DIR_SRC)/config/dnsdist/dnsdist-xsk.conf \
/etc/dnsdist-xsk.conf
@rm -rf $(DIR_APP) @rm -rf $(DIR_APP)
@$(POSTBUILD) @$(POSTBUILD)