51 lines
1.4 KiB
Bash
Executable File
51 lines
1.4 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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POD_NAMESPACE=$(</var/run/secrets/kubernetes.io/serviceaccount/namespace)
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# Write the script to a file.
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cat > /kuryr-cni << EOF
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#!/bin/bash -x
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finder="
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import json
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import sys
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containers=json.load(sys.stdin)
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for container in containers:
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if ('Labels' in container and
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container['Labels'].get('io.kubernetes.pod.name') == '${KURYR_CNI_POD_NAME}' and
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container['Labels'].get('io.kubernetes.pod.namespace') == '${POD_NAMESPACE}' and
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container['Labels'].get('io.kubernetes.docker.type') == 'container'):
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print(container['Id'])
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break
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"
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# TODO(dulek): We might want to fetch socket path from config.
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CONTAINERID=\`curl --unix-socket /var/run/docker.sock http://v1.24/containers/json 2> /dev/null | python -c "\${finder}"\`
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envs=(\$(env | grep ^CNI_))
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docker exec \${envs[@]/#/--env } -i "\${CONTAINERID}" kuryr-cni --config-file /etc/kuryr/kuryr.conf
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EOF
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# Copy the script into the designated location
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cp /kuryr-cni "/opt/cni/bin/kuryr-cni"
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chmod +x /opt/cni/bin/kuryr-cni
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cp /opt/kuryr-kubernetes/etc/cni/net.d/* /etc/cni/net.d
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}
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cleanup
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deploy
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# Start CNI daemon if required
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if [ "$CNI_DAEMON" == "True" ]; then
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exec kuryr-daemon --config-file /etc/kuryr/kuryr.conf
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else
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exec sleep infinity
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fi
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