Traefik InFlightConn Middleware - TCP - Traefik

To proactively prevent Services from being overwhelmed with high load, the number of allowed simultaneous connections by IP can be limited with the inFlightConn TCP middleware.

Configuration Examples

yaml

# Limiting to 10 simultaneous connections
tcp:
  middlewares:
    test-inflightconn:
      inFlightConn:
        amount: 10

toml

# Limiting to 10 simultaneous connections
[tcp.middlewares]
  [tcp.middlewares.test-inflightconn.inFlightConn]
    amount = 10

yaml

labels:
  - "traefik.tcp.middlewares.test-inflightconn.inflightconn.amount=10"

json

// Limiting to 10 simultaneous connections
{
  //..
  "Tags" : [
    "traefik.tcp.middlewares.test-inflightconn.inflightconn.amount=10"
  ]
}

yaml

apiVersion: traefik.io/v1alpha1
kind: MiddlewareTCP
metadata:
  name: test-inflightconn
spec:
  inFlightConn:
    amount: 10

Configuration Options

Field	Description	Default	Required
<a id="opt-amount" href="#opt-amount" title="#opt-amount">`amount`</a>	The `amount` option defines the maximum amount of allowed simultaneous connections.
The middleware closes the connection if there are already `amount` connections opened.	""	Yes