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Move ipvs module loading logic in local-cluster-up.sh #59936

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Feb 17, 2018
Merged

Move ipvs module loading logic in local-cluster-up.sh #59936

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13 changes: 8 additions & 5 deletions hack/local-up-cluster.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -122,7 +122,14 @@ fi

# set feature gates if using ipvs mode
if [ "${KUBE_PROXY_MODE}" == "ipvs" ]; then
FEATURE_GATES="$FEATURE_GATES,SupportIPVSProxyMode=true"
# If required kernel modules are not available, fall back to iptables.
sudo modprobe -a ip_vs ip_vs_rr ip_vs_wrr ip_vs_sh nf_conntrack_ipv4
if [[ $? -eq 0 ]]; then
FEATURE_GATES="${FEATURE_GATES},SupportIPVSProxyMode=true"
else
echo "Required kernel modules for ipvs not found. Falling back to iptables mode."
KUBE_PROXY_MODE=iptables
fi
fi

# set feature gates if enable Pod priority and preemption
Expand Down Expand Up @@ -813,10 +820,6 @@ hostnameOverride: ${HOSTNAME_OVERRIDE}
featureGates: ${FEATURE_GATES}
mode: ${KUBE_PROXY_MODE}
EOF
if [ "${KUBE_PROXY_MODE}" == "ipvs" ]; then
# Load kernel modules required by IPVS proxier
sudo modprobe -a ip_vs ip_vs_rr ip_vs_wrr ip_vs_sh nf_conntrack_ipv4
fi

sudo "${GO_OUT}/hyperkube" proxy \
--config=/tmp/kube-proxy.yaml \
Expand Down