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FEATURE: Add etcd-metrics-proxy service (#18)
* feat: support etcd-metrics-proxy service * chore: update CHANGELOG.md * docs: update terraform docs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| #!/bin/bash | ||
| # Wrapper for launching etcd-metrics-proxy via docker. | ||
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| set -e | ||
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| function require_ev_all() { | ||
| for rev in $@ ; do | ||
| if [[ -z "${!rev}" ]]; then | ||
| echo "${rev}" is not set | ||
| exit 1 | ||
| fi | ||
| done | ||
| } | ||
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| ETCD_METRICS_PROXY_IMAGE=${ETCD_METRICS_PROXY_IMAGE_REPO}:${ETCD_METRICS_PROXY_IMAGE_TAG} | ||
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| if [[ $CLOUD_PROVIDER == "aws" ]]; then | ||
| export HOSTNAME=$(curl -s http://169.254.169.254/latest/meta-data/local-hostname) | ||
| export HOST_IP=$(curl -s http://169.254.169.254/latest/meta-data/local-ipv4) | ||
| fi | ||
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| [[ ! -n "$HOSTNAME" ]] && export HOSTNAME=$(hostname) | ||
| [[ ! -n "$HOST_IP" ]] && export HOST_IP=$(ip -o route get 8.8.8.8 | sed -e 's/^.* src \([^ ]*\) .*$/\1/') | ||
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| DOCKER_RUN_ARGS="${DOCKER_RUN_ARGS} ${DOCKER_OPTS}" | ||
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| DOCKER="${DOCKER:-/usr/bin/docker}" | ||
| set -x | ||
| exec ${DOCKER} run \ | ||
| -v ${ETCD_CERT_PATH}:${ETCD_CERT_PATH}:ro \ | ||
| --env-file=/etc/etcd/config.env \ | ||
| --net=host \ | ||
| --pid=host \ | ||
| --user=${USER_ID} \ | ||
| --name=etcd-metrics-proxy \ | ||
| ${DOCKER_RUN_ARGS} \ | ||
| ${ETCD_METRICS_PROXY_IMAGE} \ | ||
| -etcd-ca="${ETCD_TRUSTED_CA_FILE}" \ | ||
| -etcd-cert="${ETCD_CERT_FILE}" \ | ||
| -etcd-key="${ETCD_KEY_FILE}" \ | ||
| -port="${ETCD_METRICS_PROXY_PORT}" \ | ||
| -upstream-host="${HOST_IP}" \ | ||
| -upstream-port="${CLIENT_PORT}" \ | ||
| -upstream-server-name="${HOSTNAME}" |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| [Unit] | ||
| Description=etcd-metrics-proxy service | ||
| Requires=network-online.target | ||
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| [Service] | ||
| Environment="PATH=/opt/bin:/opt/etcd/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin" | ||
| EnvironmentFile=/etc/etcd/config.env | ||
| ExecStartPre=-/usr/bin/docker rm -f etcd-metrics-proxy | ||
| ExecStart=/opt/etcd/bin/etcd-metrics-proxy-wrapper | ||
| ExecStop=-/usr/bin/docker stop etcd-metrics-proxy | ||
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| Restart=always | ||
| RestartSec=10 | ||
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| [Install] | ||
| WantedBy=multi-user.target |
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