traefik/docs/configuration/backends/etcd.md

Etcd Backend

Træfik can be configured to use Etcd as a backend configuration:

################################################################
# Etcd configuration backend
################################################################

# Enable Etcd configuration backend
[etcd]

# Etcd server endpoint
#
# Required
#
endpoint = "127.0.0.1:2379"

# Enable watch Etcd changes
#
# Optional
#
watch = true

# Prefix used for KV store.
#
# Optional
#
prefix = "/traefik"

# Override default configuration template. For advanced users :)
#
# Optional
#
# filename = "etcd.tmpl"

# Use etcd user/pass authentication
#
# Optional
#
# username = foo
# password = bar

# Enable etcd TLS connection
#
# Optional
#
# [etcd.tls]
# ca = "/etc/ssl/ca.crt"
# cert = "/etc/ssl/etcd.crt"
# key = "/etc/ssl/etcd.key"
# insecureskipverify = true

Please refer to the Key Value storage structure section to get documentation on traefik KV structure.