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@gyuho gyuho released this 01 Feb 21:55
v3.3.0
c236067

For the full list, please see CHANGELOG and v3.3 upgrade guide for any breaking changes.

Release blog post can be found at etcd 3.3 announcement.

Latest support status for common architectures and operating systems can be found at supported platforms.

Release signing key can be found at coreos.com/security/app-signing-key.

Getting started

For installation guides, please check out operating etcd or play.etcd.io.

Linux
ETCD_VER=v3.3.0

# choose either URL
GOOGLE_URL=https://storage.googleapis.com/etcd
GITHUB_URL=https://github.com/coreos/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
<<COMMENT
etcd Version: 3.3.0
Git SHA: c23606781
Go Version: go1.9.3
Go OS/Arch: linux/amd64
COMMENT

ETCDCTL_API=3 /tmp/etcd-download-test/etcdctl version
<<COMMENT
etcdctl version: 3.3.0
API version: 3.3
COMMENT
# start a local etcd server
/tmp/etcd-download-test/etcd

# write,read to etcd
ETCDCTL_API=3 /tmp/etcd-download-test/etcdctl --endpoints=localhost:2379 put foo bar
ETCDCTL_API=3 /tmp/etcd-download-test/etcdctl --endpoints=localhost:2379 get foo
macOS (Darwin)
ETCD_VER=v3.3.0

# choose either URL
GOOGLE_URL=https://storage.googleapis.com/etcd
GITHUB_URL=https://github.com/coreos/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
ETCDCTL_API=3 /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:v3.3.0 || true && \
  docker run \
  -p 2379:2379 \
  -p 2380:2380 \
  --mount type=bind,source=/tmp/etcd-data.tmp,destination=/etcd-data \
  --name etcd-gcr-v3.3.0 \
  gcr.io/etcd-development/etcd:v3.3.0 \
  /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

docker exec etcd-gcr-v3.3.0 /bin/sh -c "/usr/local/bin/etcd --version"
docker exec etcd-gcr-v3.3.0 /bin/sh -c "ETCDCTL_API=3 /usr/local/bin/etcdctl version"
docker exec etcd-gcr-v3.3.0 /bin/sh -c "ETCDCTL_API=3 /usr/local/bin/etcdctl endpoint health"
docker exec etcd-gcr-v3.3.0 /bin/sh -c "ETCDCTL_API=3 /usr/local/bin/etcdctl put foo bar"
docker exec etcd-gcr-v3.3.0 /bin/sh -c "ETCDCTL_API=3 /usr/local/bin/etcdctl get foo"

For more details, please check Docker guide.

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