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43 lines
1.0 KiB
43 lines
1.0 KiB
#!/bin/bash
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PATH=/opt/wamblee/etcd/bin:$PATH
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if [[ $# -ne 1 ]]
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then
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(
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echo "Usage: $0 <backuppname>"
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echo " <backupname> must be a relative path to a backup below the /var/lib/wamblee/etcd directory"
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) 1>&2
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exit 1
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fi
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backup="$1"
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. /var/lib/wamblee/etcd/etcdimage
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if [[ -z "$IMAGE" ]]
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then
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IMAGE="registry.k8s.io/etcd:3.5.6-0"
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echo "ETCD image cannot be determined, using fall back $IMAGE" 1>&2
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fi
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echo "ETCD image: $IMAGE"
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set -e
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rm -rf /var/lib/etcd.restored
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mkdir -p /var/lib/etcd.restored
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# using --network host to work around incompatibility of CNI versions
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docker run --rm \
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--network host \
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-v '/var/lib/wamblee/etcd:/var/lib/wamblee/etcd' \
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-v '/var/lib/etcd.restored:/var/lib/etcd.restored' \
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--env ETCDCTL_API=3 \
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"$IMAGE" \
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/bin/sh -c "etcdctl snapshot restore /var/lib/wamblee/etcd/$backup --data-dir /var/lib/etcd.restored/data"
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mv /var/lib/etcd.restored/data/* /var/lib/etcd.restored
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rmdir /var/lib/etcd.restored/data
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echo ""
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echo "Restore is available at /var/lib/etcd.restored"
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