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etcdctl script to connect to etcd deployed by Kubespray
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| #!/bin/bash | |
| MEMBERS=$(\ | |
| kubectl get nodes -o jsonpath='{.items[*].status.addresses[?(@.type=="InternalIP")].address}' \ | |
| | tr " " "," | |
| ) | |
| ETCD_PORT=${ETCD_PORT:-2379} | |
| ENDPOINTS=() | |
| { | |
| IFS=, read -a members <<< "$MEMBERS" | |
| for m in "${members[@]}"; do | |
| ENDPOINTS+="https://$m:$ETCD_PORT" | |
| ENDPOINTS+="," | |
| done | |
| } | |
| # --- | |
| if [[ "${ETCDCTL_API}" -eq "2" ]]; then | |
| ETCDCTL_API=2 etcdctl \ | |
| --endpoints=${ENDPOINTS:0:${#ENDPOINTS}-1} \ | |
| --ca-file /etc/ssl/etcd/ssl/ca.pem \ | |
| --cert-file /etc/ssl/etcd/ssl/member-$(hostname).pem \ | |
| --key-file /etc/ssl/etcd/ssl/member-$(hostname)-key.pem \ | |
| "$@" | |
| else | |
| # default to ETCDCTL_API v3 instead of v2 | |
| ETCDCTL_API=3 etcdctl \ | |
| --endpoints=${ENDPOINTS:0:${#ENDPOINTS}-1} \ | |
| --cacert=/etc/ssl/etcd/ssl/ca.pem \ | |
| --cert=/etc/ssl/etcd/ssl/member-$(hostname).pem \ | |
| --key=/etc/ssl/etcd/ssl/member-$(hostname)-key.pem \ | |
| "$@" | |
| fi |
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