124 lines
3.3 KiB
Markdown
124 lines
3.3 KiB
Markdown
---
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title: "Traefik Proxy TCP Middleware Overview"
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description: "Read the official Traefik Proxy documentation for an overview of the available TCP middleware."
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---
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# TCP Middlewares
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Controlling connections
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{: .subtitle }
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## Configuration Example
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```yaml tab="Docker & Swarm"
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# As a Docker Label
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whoami:
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# A container that exposes an API to show its IP address
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image: traefik/whoami
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labels:
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# Create a middleware named `foo-ip-allowlist`
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- "traefik.tcp.middlewares.foo-ip-allowlist.ipallowlist.sourcerange=127.0.0.1/32, 192.168.1.7"
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# Apply the middleware named `foo-ip-allowlist` to the router named `router1`
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- "traefik.tcp.routers.router1.middlewares=foo-ip-allowlist@docker"
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```
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```yaml tab="Kubernetes IngressRoute"
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# As a Kubernetes Traefik IngressRoute
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apiVersion: apiextensions.k8s.io/v1beta1
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kind: CustomResourceDefinition
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metadata:
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name: middlewaretcps.traefik.io
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spec:
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group: traefik.io
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version: v1alpha1
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names:
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kind: MiddlewareTCP
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plural: middlewaretcps
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singular: middlewaretcp
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scope: Namespaced
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---
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apiVersion: traefik.io/v1alpha1
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kind: MiddlewareTCP
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metadata:
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name: foo-ip-allowlist
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spec:
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ipAllowList:
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sourcerange:
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- 127.0.0.1/32
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- 192.168.1.7
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---
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apiVersion: traefik.io/v1alpha1
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kind: IngressRouteTCP
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metadata:
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name: ingressroute
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spec:
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# more fields...
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routes:
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# more fields...
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middlewares:
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- name: foo-ip-allowlist
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```
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```yaml tab="Consul Catalog"
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# Create a middleware named `foo-ip-allowlist`
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- "traefik.tcp.middlewares.foo-ip-allowlist.ipallowlist.sourcerange=127.0.0.1/32, 192.168.1.7"
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# Apply the middleware named `foo-ip-allowlist` to the router named `router1`
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- "traefik.tcp.routers.router1.middlewares=foo-ip-allowlist@consulcatalog"
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```
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```toml tab="File (TOML)"
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# As TOML Configuration File
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[tcp.routers]
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[tcp.routers.router1]
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service = "myService"
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middlewares = ["foo-ip-allowlist"]
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rule = "Host(`example.com`)"
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[tcp.middlewares]
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[tcp.middlewares.foo-ip-allowlist.ipAllowList]
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sourceRange = ["127.0.0.1/32", "192.168.1.7"]
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[tcp.services]
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[tcp.services.service1]
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[tcp.services.service1.loadBalancer]
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[[tcp.services.service1.loadBalancer.servers]]
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address = "10.0.0.10:4000"
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[[tcp.services.service1.loadBalancer.servers]]
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address = "10.0.0.11:4000"
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```
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```yaml tab="File (YAML)"
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# As YAML Configuration File
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tcp:
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routers:
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router1:
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service: myService
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middlewares:
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- "foo-ip-allowlist"
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rule: "Host(`example.com`)"
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middlewares:
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foo-ip-allowlist:
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ipAllowList:
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sourceRange:
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- "127.0.0.1/32"
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- "192.168.1.7"
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services:
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service1:
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loadBalancer:
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servers:
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- address: "10.0.0.10:4000"
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- address: "10.0.0.11:4000"
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```
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## Available TCP Middlewares
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| Middleware | Purpose | Area |
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|-------------------------------------------|---------------------------------------------------|-----------------------------|
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| [InFlightConn](inflightconn.md) | Limits the number of simultaneous connections. | Security, Request lifecycle |
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| [IPAllowList](ipallowlist.md) | Limit the allowed client IPs. | Security, Request lifecycle |
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