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@ahrtr ahrtr released this 09 Jan 14:57
· 6741 commits to main since this release
v3.4.29
3ee1503

Please check out CHANGELOG for a full list of changes. And make sure to read upgrade guide before upgrading etcd (there may be breaking changes).

For installation guides, please check out play.etcd.io and operating etcd. Latest support status for common architectures and operating systems can be found at supported platforms.

Linux
ETCD_VER=v3.4.29

# choose either URL
GOOGLE_URL=https://storage.googleapis.com/etcd
GITHUB_URL=https://github.com/etcd-io/etcd/releases/download
DOWNLOAD_URL=${GOOGLE_URL}

rm -f /tmp/etcd-${ETCD_VER}-linux-amd64.tar.gz
rm -rf /tmp/etcd-download-test && mkdir -p /tmp/etcd-download-test

curl -L ${DOWNLOAD_URL}/${ETCD_VER}/etcd-${ETCD_VER}-linux-amd64.tar.gz -o /tmp/etcd-${ETCD_VER}-linux-amd64.tar.gz
tar xzvf /tmp/etcd-${ETCD_VER}-linux-amd64.tar.gz -C /tmp/etcd-download-test --strip-components=1
rm -f /tmp/etcd-${ETCD_VER}-linux-amd64.tar.gz

/tmp/etcd-download-test/etcd --version
/tmp/etcd-download-test/etcdctl version
# start a local etcd server
/tmp/etcd-download-test/etcd

# write,read to etcd
/tmp/etcd-download-test/etcdctl --endpoints=localhost:2379 put foo bar
/tmp/etcd-download-test/etcdctl --endpoints=localhost:2379 get foo
macOS (Darwin)
ETCD_VER=v3.4.29

# choose either URL
GOOGLE_URL=https://storage.googleapis.com/etcd
GITHUB_URL=https://github.com/etcd-io/etcd/releases/download
DOWNLOAD_URL=${GOOGLE_URL}

rm -f /tmp/etcd-${ETCD_VER}-darwin-amd64.zip
rm -rf /tmp/etcd-download-test && mkdir -p /tmp/etcd-download-test

curl -L ${DOWNLOAD_URL}/${ETCD_VER}/etcd-${ETCD_VER}-darwin-amd64.zip -o /tmp/etcd-${ETCD_VER}-darwin-amd64.zip
unzip /tmp/etcd-${ETCD_VER}-darwin-amd64.zip -d /tmp && rm -f /tmp/etcd-${ETCD_VER}-darwin-amd64.zip
mv /tmp/etcd-${ETCD_VER}-darwin-amd64/* /tmp/etcd-download-test && rm -rf mv /tmp/etcd-${ETCD_VER}-darwin-amd64

/tmp/etcd-download-test/etcd --version
/tmp/etcd-download-test/etcdctl version
Docker

etcd uses gcr.io/etcd-development/etcd as a primary container registry, and quay.io/coreos/etcd as secondary.

rm -rf /tmp/etcd-data.tmp && mkdir -p /tmp/etcd-data.tmp && \
  docker rmi gcr.io/etcd-development/etcd:v3.4.29 || true && \
  docker run \
  -p 2379:2379 \
  -p 2380:2380 \
  --mount type=bind,source=/tmp/etcd-data.tmp,destination=/etcd-data \
  --name etcd-gcr-v3.4.29 \
  gcr.io/etcd-development/etcd:v3.4.29 \
  /usr/local/bin/etcd \
  --name s1 \
  --data-dir /etcd-data \
  --listen-client-urls http://0.0.0.0:2379 \
  --advertise-client-urls http://0.0.0.0:2379 \
  --listen-peer-urls http://0.0.0.0:2380 \
  --initial-advertise-peer-urls http://0.0.0.0:2380 \
  --initial-cluster s1=http://0.0.0.0:2380 \
  --initial-cluster-token tkn \
  --initial-cluster-state new \
  --log-level info \
  --logger zap \
  --log-outputs stderr

docker exec etcd-gcr-v3.4.29  /usr/local/bin/etcd --version
docker exec etcd-gcr-v3.4.29  /usr/local/bin/etcdctl version
docker exec etcd-gcr-v3.4.29  /usr/local/bin/etcdctl endpoint health
docker exec etcd-gcr-v3.4.29  /usr/local/bin/etcdctl put foo bar
docker exec etcd-gcr-v3.4.29  /usr/local/bin/etcdctl get foo
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