55 lines
1.5 KiB
Bash
Executable File
55 lines
1.5 KiB
Bash
Executable File
#!/bin/bash -ex
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function cleanup() {
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rm -f "/etc/cni/net.d/10-kuryr.conf"
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rm -f "/opt/cni/bin/kuryr-cni"
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}
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function deploy() {
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local serviceaccount_path
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serviceaccount_path="/var/run/secrets/kubernetes.io/serviceaccount"
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# Prepare token.
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KUBE_TOKEN=$(<${serviceaccount_path}/token)
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POD_NAMESPACE=$(<${serviceaccount_path}/namespace)
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CONTAINERID=""
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x=0
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while [ -z ${CONTAINERID} ] && [ $x -lt 9 ]; do
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sleep 5
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CONTAINERID=$(curl -vvv -H "Authorization: Bearer $KUBE_TOKEN" --cacert ${serviceaccount_path}/ca.crt \
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https://${KUBERNETES_SERVICE_HOST}:${KUBERNETES_SERVICE_PORT_HTTPS}/api/v1/namespaces/${POD_NAMESPACE}/pods/${KURYR_CNI_POD_NAME} | jq -r '.["status"]["containerStatuses"][0]["containerID"]')
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CONTAINERID=${CONTAINERID#*//}
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((x++)) || true
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done;
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# There's no point to run if we cannot get CONTAINERID.
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if [ -z ${CONTAINERID} ]; then
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exit 1
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fi
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# Write the script to a file.
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cat > /kuryr-cni << EOF
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#!/bin/bash -x
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envs=(\$(env | grep ^CNI_))
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docker exec \${envs[@]/#/--env } -i "${CONTAINERID}" kuryr-cni --config-file /etc/kuryr/kuryr.conf
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EOF
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# Copy the script into the designated location
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cp /kuryr-cni "/opt/cni/bin/kuryr-cni"
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chmod +x /opt/cni/bin/kuryr-cni
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cp /opt/kuryr-kubernetes/etc/cni/net.d/* /etc/cni/net.d
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}
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cleanup
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deploy
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# Start CNI daemon if required
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if [ "$CNI_DAEMON" == "True" ]; then
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kuryr-daemon --config-file /etc/kuryr/kuryr.conf
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else
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sleep infinity
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fi
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