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Resolve "bridge fdb show" hang issue #2456

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Merged
euanh merged 1 commit into from
Sep 27, 2019
Merged

Resolve "bridge fdb show" hang issue #2456

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1 change: 1 addition & 0 deletions support/Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ RUN apk add --no-cache \
iproute2 \
ipvsadm \
conntrack-tools \
jq \
bash

WORKDIR /bin
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13 changes: 12 additions & 1 deletion support/support.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,7 @@ IPTABLES="${IPTABLES:-iptables}"
IPVSADM="${IPVSADM:-ipvsadm}"
IP="${IP:-ip}"
SSDBIN="${SSDBIN:-ssd}"
JQ="${JQ:-jq}"

networks=0
containers=0
Expand Down Expand Up @@ -53,6 +54,7 @@ type -P ${BRIDGE} > /dev/null || echo "This tool requires bridge"
type -P ${IPTABLES} > /dev/null || echo "This tool requires iptables"
type -P ${IPVSADM} > /dev/null || echo "This tool requires ipvsadm"
type -P ${IP} > /dev/null || echo "This tool requires ip"
type -P ${JQ} > /dev/null || echo "This tool requires jq"

if ${DOCKER} network inspect --help | grep -q -- --verbose; then
NETINSPECT_VERBOSE_SUPPORT="--verbose"
Expand Down Expand Up @@ -89,7 +91,16 @@ for networkID in $(${DOCKER} network ls --no-trunc --filter driver=overlay -q) "
echo_and_run ${NSENTER} --net=${i} ${IP} -o -4 address show
echo_and_run ${NSENTER} --net=${i} ${IP} -4 route show
echo_and_run ${NSENTER} --net=${i} ${IP} -4 neigh show
echo_and_run ${NSENTER} --net=${i} ${BRIDGE} fdb show
bridges=$(${NSENTER} --net=${i} ${IP} -j link show type bridge | ${JQ} -r '.[].ifname')
# break string to array
bridges=(${bridges})
for b in "${bridges[@]}"
do
if [ -z ${b} ] || [ ${b} == "null" ]; then
continue
fi
echo_and_run ${NSENTER} --net=${i} ${BRIDGE} fdb show br ${b}
done
echo_and_run ${NSENTER} --net=${i} ${IPTABLES} -w1 -n -v -L -t filter | grep -v '^$'
echo_and_run ${NSENTER} --net=${i} ${IPTABLES} -w1 -n -v -L -t nat | grep -v '^$'
echo_and_run ${NSENTER} --net=${i} ${IPTABLES} -w1 -n -v -L -t mangle | grep -v '^$'
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