部署环境：
CentOS Linux release 7.2 64位
10.10.0.103 etcd master
10.10.0.49 etcd follower
master安装过程：
# yum update
# yum install -y etcd
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# [member]ETCD_NAME=etcd1ETCD_DATA_DIR="/var/lib/etcd/default.etcd"
#ETCD_WAL_DIR=""#ETCD_SNAPSHOT_COUNT="10000"ETCD_HEARTBEAT_INTERVAL="1000"
ETCD_ELECTION_TIMEOUT="10000"
ETCD_LISTEN_PEER_URLS="http://10.10.0.103:2380"
ETCD_LISTEN_CLIENT_URLS="http://10.10.0.103:2379,http://127.0.0.1:2379"
#ETCD_MAX_SNAPSHOTS="5"#ETCD_MAX_WALS="5"#ETCD_CORS=""##[cluster]ETCD_INITIAL_ADVERTISE_PEER_URLS="http://10.10.0.103:2380"
# if you use different ETCD_NAME (e.g. test), set ETCD_INITIAL_CLUSTER value for this name, i.e. "test=http://..."ETCD_INITIAL_CLUSTER="etcd1=http://10.10.0.103:2380,etcd2=http://10.10.0.49:2380"
#ETCD_INITIAL_CLUSTER_STATE="new"ETCD_INITIAL_CLUSTER_TOKEN="etcd-cluster"
ETCD_ADVERTISE_CLIENT_URLS="http://10.10.0.103:2379"
#ETCD_DISCOVERY=""#ETCD_DISCOVERY_SRV=""#ETCD_DISCOVERY_FALLBACK="proxy"#ETCD_DISCOVERY_PROXY=""#ETCD_STRICT_RECONFIG_CHECK="false"#ETCD_AUTO_COMPACTION_RETENTION="0"##[proxy]#ETCD_PROXY="off"#ETCD_PROXY_FAILURE_WAIT="5000"#ETCD_PROXY_REFRESH_INTERVAL="30000"#ETCD_PROXY_DIAL_TIMEOUT="1000"#ETCD_PROXY_WRITE_TIMEOUT="5000"#ETCD_PROXY_READ_TIMEOUT="0"##[security]#ETCD_CERT_FILE=""#ETCD_KEY_FILE=""#ETCD_CLIENT_CERT_AUTH="false"#ETCD_TRUSTED_CA_FILE=""#ETCD_AUTO_TLS="false"#ETCD_PEER_CERT_FILE=""#ETCD_PEER_KEY_FILE=""#ETCD_PEER_CLIENT_CERT_AUTH="false"#ETCD_PEER_TRUSTED_CA_FILE=""#ETCD_PEER_AUTO_TLS="false"##[logging]#ETCD_DEBUG="false"# examples for -log-package-levels etcdserver=WARNING,security=DEBUG#ETCD_LOG_PACKAGE_LEVELS=""##[profiling]#ETCD_ENABLE_PPROF="false"#ETCD_METRICS="basic" |
follower安装过程：
# yum update
# yum install -y etcd
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# [member]ETCD_NAME=etcd2ETCD_DATA_DIR="/var/lib/etcd/default.etcd"
#ETCD_WAL_DIR=""#ETCD_SNAPSHOT_COUNT="10000"ETCD_HEARTBEAT_INTERVAL="1000"
ETCD_ELECTION_TIMEOUT="10000"
ETCD_LISTEN_PEER_URLS="http://10.10.0.49:2380"
ETCD_LISTEN_CLIENT_URLS="http://10.10.0.49:2379,http://127.0.0.1:2379"
#ETCD_MAX_SNAPSHOTS="5"#ETCD_MAX_WALS="5"#ETCD_CORS=""##[cluster]ETCD_INITIAL_ADVERTISE_PEER_URLS="http://10.10.0.49:2380"
# if you use different ETCD_NAME (e.g. test), set ETCD_INITIAL_CLUSTER value for this name, i.e. "test=http://..."ETCD_INITIAL_CLUSTER="etcd1=http://10.10.0.103:2380,etcd2=http://10.10.0.49:2380"
#ETCD_INITIAL_CLUSTER_STATE="new"ETCD_INITIAL_CLUSTER_TOKEN="etcd-cluster"
ETCD_ADVERTISE_CLIENT_URLS="http://10.10.0.49:2379"
#ETCD_DISCOVERY=""#ETCD_DISCOVERY_SRV=""#ETCD_DISCOVERY_FALLBACK="proxy"#ETCD_DISCOVERY_PROXY=""#ETCD_STRICT_RECONFIG_CHECK="false"#ETCD_AUTO_COMPACTION_RETENTION="0"##[proxy]#ETCD_PROXY="off"#ETCD_PROXY_FAILURE_WAIT="5000"#ETCD_PROXY_REFRESH_INTERVAL="30000"#ETCD_PROXY_DIAL_TIMEOUT="1000"#ETCD_PROXY_WRITE_TIMEOUT="5000"#ETCD_PROXY_READ_TIMEOUT="0"##[security]#ETCD_CERT_FILE=""#ETCD_KEY_FILE=""#ETCD_CLIENT_CERT_AUTH="false"#ETCD_TRUSTED_CA_FILE=""#ETCD_AUTO_TLS="false"#ETCD_PEER_CERT_FILE=""#ETCD_PEER_KEY_FILE=""#ETCD_PEER_CLIENT_CERT_AUTH="false"#ETCD_PEER_TRUSTED_CA_FILE=""#ETCD_PEER_AUTO_TLS="false"##[logging]#ETCD_DEBUG="false"# examples for -log-package-levels etcdserver=WARNING,security=DEBUG#ETCD_LOG_PACKAGE_LEVELS=""##[profiling]#ETCD_ENABLE_PPROF="false"#ETCD_METRICS="basic" |
启动master和follower节点上etcd服务：
# systemctl start etcd
查看成员列表：
# etcdctl member list
30e9662cfab160c5: name=etcd2 peerURLs=http://10.10.0.49:2380 clientURLs=http://10.10.0.49:2379 isLeader=true
cedb09f4a212df57: name=etcd1 peerURLs=http://10.10.0.103:2380 clientURLs=http://10.10.0.103:2379 isLeader=false
查看集群状态：
# etcdctl cluster-health
member 30e9662cfab160c5 is healthy: got healthy result from http://10.10.0.49:2379
member cedb09f4a212df57 is healthy: got healthy result from http://10.10.0.103:2379
cluster is healthy
本文转自 baiying 51CTO博客，原文链接：http://blog.51cto.com/baiying/1967142，如需转载请自行联系原作者