---

Unit]
Description=etcd
After=network.target

[Service]
Type=notify
User=root
EnvironmentFile=/etc/etcd.env
ExecStart=/usr/local/bin/etcd
NotifyAccess=all
Restart=always
RestartSec=10s
LimitNOFILE=40000

[Install]
WantedBy=multi-user.target
kysed@LinuxMint:~$ sudo sed -n '1,80p' /etc/etcd.env
# Environment file for etcd 3.6.12
ETCD_DATA_DIR=/var/lib/etcd
ETCD_ADVERTISE_CLIENT_URLS=https://192.168.31.9:12379
ETCD_INITIAL_ADVERTISE_PEER_URLS=https://192.168.31.9:12380
ETCD_INITIAL_CLUSTER_STATE=new
ETCD_METRICS=basic
ETCD_LISTEN_CLIENT_URLS=https://192.168.31.9:12379,https://127.0.0.1:12379
ETCD_ELECTION_TIMEOUT=5000
ETCD_HEARTBEAT_INTERVAL=250
ETCD_INITIAL_CLUSTER_TOKEN=k8s_etcd
ETCD_LISTEN_PEER_URLS=https://192.168.31.9:12380
ETCD_NAME=etcd2
ETCD_PROXY=off
ETCD_INITIAL_CLUSTER=etcd1=https://192.168.31.32:12380,etcd2=https://192.168.31.9:12380,etcd3=https://192.168.31.139:12380
ETCD_AUTO_COMPACTION_RETENTION=8
ETCD_SNAPSHOT_COUNT=100000
ETCD_QUOTA_BACKEND_BYTES=2147483648
ETCD_MAX_REQUEST_BYTES=1572864
ETCD_LOG_LEVEL=info
ETCD_MAX_SNAPSHOTS=5
ETCD_MAX_WALS=5

# TLS settings
ETCD_TRUSTED_CA_FILE=/etc/ssl/etcd/ssl/ca.pem
ETCD_CERT_FILE=/etc/ssl/etcd/ssl/member-node2.pem
ETCD_KEY_FILE=/etc/ssl/etcd/ssl/member-node2-key.pem
ETCD_CLIENT_CERT_AUTH=true

ETCD_PEER_TRUSTED_CA_FILE=/etc/ssl/etcd/ssl/ca.pem
ETCD_PEER_CERT_FILE=/etc/ssl/etcd/ssl/member-node2.pem
ETCD_PEER_KEY_FILE=/etc/ssl/etcd/ssl/member-node2-key.pem
ETCD_PEER_CLIENT_CERT_AUTH=True



# CLI settings
ETCDCTL_ENDPOINTS=12379
ETCDCTL_CACERT=/etc/ssl/etcd/ssl/ca.pem
ETCDCTL_KEY=/etc/ssl/etcd/ssl/admin-node2-key.pem
ETCDCTL_CERT=/etc/ssl/etcd/ssl/admin-node2.pem

# ETCD 3.5.x issue
# https://groups.google.com/a/kubernetes.io/g/dev/c/B7gJs88XtQc/m/rSgNOzV2BwAJ?utm_medium=email&utm_source=footer
ETCD_EXPERIMENTAL_INITIAL_CORRUPT_CHECK=True


ETCD_EXPERIMENTAL_WATCH_PROGRESS_NOTIFY_INTERVAL=5s