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x-yuri/Using traefik in a Docker Swarm.md

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Using traefik in a Docker Swarm.md

Using traefik in a Docker Swarm

Deprecated. See Starting traefik.

docker-traefik.yml

version: '3'

services:
  traefik:
    image: traefik:1.7
                                                    # remove command comments
    command: --docker                               # enable Docker Provider
      --docker.swarmmode                            # use Docker Swarm Mode as data provider
      --api                                         # debugging (enable UI)
      --logLevel=DEBUG                              # debugging
      --traefikLog.filePath=/traefik.log            # debugging
      --accessLog.filePath=/access.log              # debugging
    ports:
      - "80:80"
      - "8080:8080"                                 # debugging (expose UI's port)
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock   # for it to be able to listen to Docker events
      - ./traefik.log:/traefik.log                  # debugging
      - ./access.log:/access.log                    # debugging

docker-whoami.yml:

version: '3'

networks:
  traefik_default:
    external: true

services:
  whoami:
    image: containous/whoami
    networks:
      - traefik_default                              # add to traefik network
    deploy:
      labels:
        - "traefik.port=80"                          # whoami is on port 80
        - "traefik.docker.network=traefik_default"   # whoami is on traefik_default network
        - "traefik.frontend.rule=Host:example.com"   # when to forward requests to whoami
$ touch traefik.log access.log
$ docker stack deploy -c docker-traefik.yml traefik
$ docker stack deploy -c docker-whoami.yml whoami

$ curl -sSL example.com
Hostname: bf9c2d10bebf
IP: 127.0.0.1
IP: 10.0.63.6
IP: 172.21.0.4
GET / HTTP/1.1
Host: example.com
User-Agent: curl/7.65.0
Accept: */*
Accept-Encoding: gzip
X-Forwarded-For: 10.255.0.2
X-Forwarded-Host: example.com
X-Forwarded-Port: 80
X-Forwarded-Proto: http
X-Forwarded-Server: 2405167c3d7f
X-Real-Ip: 10.255.0.2

traefik.log:

time="2019-06-22T06:30:33Z" level=info msg="Traefik version v1.7.12 built on 2019-05-29_07:35:02PM"
time="2019-06-22T06:30:33Z" level=debug msg="Global configuration loaded {
    "LifeCycle":{
        "RequestAcceptGraceTimeout":0,
        "GraceTimeOut":10000000000
    },
    "GraceTimeOut":0,
    "Debug":false,
    "CheckNewVersion":true,
    "SendAnonymousUsage":false,
    "AccessLogsFile":"",
    "AccessLog":{
        "file":"/access.log",
        "format":"common"
    },
    "TraefikLogsFile":"",
    "TraefikLog":{
        "file":"/traefik.log",
        "format":"common"
    },
    "Tracing":null,
    "LogLevel":"DEBUG",
    "EntryPoints":{
        "http":{
            "Address":":80",
            "TLS":null,
            "Redirect":null,
            "Auth":null,
            "WhitelistSourceRange":null,
            "WhiteList":null,
            "Compress":false,
            "ProxyProtocol":null,
            "ForwardedHeaders":{
                "Insecure":true,
                "TrustedIPs":null
            }
        },
        "traefik":{
            "Address":":8080",
            "TLS":null,
            "Redirect":null,
            "Auth":null,
            "WhitelistSourceRange":null,
            "WhiteList":null,
            "Compress":false,
            "ProxyProtocol":null,
            "ForwardedHeaders":{
                "Insecure":true,
                "TrustedIPs":null
            }
        }
    },
    "Cluster":null,
    "Constraints":[],
    "ACME":null,
    "DefaultEntryPoints":["http"],
    "ProvidersThrottleDuration":2000000000,
    "MaxIdleConnsPerHost":200,
    "IdleTimeout":0,
    "InsecureSkipVerify":false,
    "RootCAs":null,
    "Retry":null,
    "HealthCheck":{
        "Interval":30000000000
    },
    "RespondingTimeouts":null,
    "ForwardingTimeouts":null,
    "AllowMinWeightZero":false,
    "KeepTrailingSlash":false,
    "Web":null,
    "Docker":{
        "Watch":true,
        "Filename":"",
        "Constraints":null,
        "Trace":false,
        "TemplateVersion":2,
        "DebugLogGeneratedTemplate":false,
        "Endpoint":"unix:///var/run/docker.sock",
        "Domain":"",
        "TLS":null,
        "ExposedByDefault":true,
        "UseBindPortIP":false,
        "SwarmMode":true,
        "Network":"",
        "SwarmModeRefreshSeconds":15
    },
    "File":null,
    "Marathon":null,
    "Consul":null,
    "ConsulCatalog":null,
    "Etcd":null,
    "Zookeeper":null,
    "Boltdb":null,
    "Kubernetes":null,
    "Mesos":null,
    "Eureka":null,
    "ECS":null,
    "Rancher":null,
    "DynamoDB":null,
    "ServiceFabric":null,
    "Rest":null,
    "API":{
        "EntryPoint":"traefik",
        "Dashboard":true,
        "Debug":false,
        "CurrentConfigurations":null,
        "Statistics":null
    },
    "Metrics":null,
    "Ping":null,
    "HostResolver":null
}"
time="2019-06-22T06:30:33Z" level=info msg="\nStats collection is disabled.\nHelp us improve Traefik by turning this feature on :)\nMore details on: https://docs.traefik.io/basics/#collected-data\n"
time="2019-06-22T06:30:33Z" level=info msg="Preparing server http &{Address::80 TLS:<nil> Redirect:<nil> Auth:<nil> WhitelistSourceRange:[] WhiteList:<nil> Compress:false ProxyProtocol:<nil> ForwardedHeaders:0xc00036ebc0} with readTimeout=0s writeTimeout=0s idleTimeout=3m0s"
time="2019-06-22T06:30:33Z" level=info msg="Preparing server traefik &{Address::8080 TLS:<nil> Redirect:<nil> Auth:<nil> WhitelistSourceRange:[] WhiteList:<nil> Compress:false ProxyProtocol:<nil> ForwardedHeaders:0xc00036ebe0} with readTimeout=0s writeTimeout=0s idleTimeout=3m0s"
time="2019-06-22T06:30:33Z" level=info msg="Starting server on :80"
time="2019-06-22T06:30:33Z" level=info msg="Starting provider configuration.ProviderAggregator {}"
time="2019-06-22T06:30:33Z" level=info msg="Starting server on :8080"
time="2019-06-22T06:30:33Z" level=info msg="Starting provider *docker.Provider {
    "Watch":true,
    "Filename":"",
    "Constraints":null,
    "Trace":false,
    "TemplateVersion":2,
    "DebugLogGeneratedTemplate":false,
    "Endpoint":"unix:///var/run/docker.sock",
    "Domain":"",
    "TLS":null,
    "ExposedByDefault":true,
    "UseBindPortIP":false,
    "SwarmMode":true,
    "Network":"",
    "SwarmModeRefreshSeconds":15
}"
time="2019-06-22T06:30:33Z" level=debug msg="Provider connection established with docker 18.09.6-ce (API 1.39)"
time="2019-06-22T06:30:33Z" level=debug msg="originLabelsmap[
    traefik.frontend.rule:Host:example.com
    traefik.port:80
    com.docker.stack.image:containous/whoami
    com.docker.stack.namespace:whoami
    traefik.docker.network:traefik_default
]"
time="2019-06-22T06:30:33Z" level=debug msg="allLabelsmap[:map[
    traefik.docker.network:traefik_default
    traefik.frontend.rule:Host:example.com
    traefik.port:80
]]"
time="2019-06-22T06:30:33Z" level=debug msg="originLabelsmap[
    com.docker.stack.image:containous/whoami
    com.docker.stack.namespace:whoami
    traefik.docker.network:traefik_default
    traefik.frontend.rule:Host:example.com
    traefik.port:80
]"
time="2019-06-22T06:30:33Z" level=debug msg="allLabelsmap[:map[
    traefik.docker.network:traefik_default
    traefik.frontend.rule:Host:example.com
    traefik.port:80
]]"
time="2019-06-22T06:30:33Z" level=debug msg="Backend backend-whoami-whoami: no load-balancer defined, fallback to 'wrr' method"
time="2019-06-22T06:30:33Z" level=debug msg="Configuration received from provider docker: {
    "backends":{
        "backend-whoami-whoami":{
            "servers":{
                "server-whoami-whoami-1-7238207aec47f3e74e4f0b7851177df8":{
                    "url":"http://10.0.59.15:80",
                    "weight":1
                }
            },
            "loadBalancer":{"method":"wrr"}
        }
    },
    "frontends":{
        "frontend-Host-example.com-0":{
            "entryPoints":["http"],
            "backend":"backend-whoami-whoami",
            "routes":{
                "route-frontend-Host-example.com-0":{"rule":"Host:example.com"}
            },
            "passHostHeader":true,
            "priority":0,
            "basicAuth":null
        }
    }
}"
time="2019-06-22T06:30:33Z" level=debug msg="Wiring frontend frontend-Host-example.com-0 to entryPoint http"
time="2019-06-22T06:30:33Z" level=debug msg="Creating backend backend-whoami-whoami"
time="2019-06-22T06:30:33Z" level=debug msg="Adding TLSClientHeaders middleware for frontend frontend-Host-example.com-0"
time="2019-06-22T06:30:33Z" level=debug msg="Creating load-balancer wrr"
time="2019-06-22T06:30:33Z" level=debug msg="Creating server server-whoami-whoami-1-7238207aec47f3e74e4f0b7851177df8 at http://10.0.59.15:80 with weight 1"
time="2019-06-22T06:30:33Z" level=debug msg="Creating route route-frontend-Host-example.com-0 Host:example.com"
time="2019-06-22T06:30:33Z" level=info msg="Server configuration reloaded on :80"
time="2019-06-22T06:30:33Z" level=info msg="Server configuration reloaded on :8080"

time="2019-06-22T07:07:57Z" level=debug msg="vulcand/oxy/roundrobin/rr: begin ServeHttp on request" Request="{
    "Method":"GET",
    "URL":{
        "Scheme":"",
        "Opaque":"",
        "User":null,
        "Host":"",
        "Path":"/",
        "RawPath":"",
        "ForceQuery":false,
        "RawQuery":"",
        "Fragment":""
    },
    "Proto":"HTTP/1.1",
    "ProtoMajor":1,
    "ProtoMinor":1,
    "Header":{
        "Accept":["*/*"],
        "User-Agent":["curl/7.65.0"]
    },
    "ContentLength":0,
    "TransferEncoding":null,
    "Host":"example.com",
    "Form":null,
    "PostForm":null,
    "MultipartForm":null,
    "Trailer":null,
    "RemoteAddr":"10.255.0.2:33204",
    "RequestURI":"/",
    "TLS":null
}"
time="2019-06-22T07:07:57Z" level=debug msg="vulcand/oxy/roundrobin/rr: Forwarding this request to URL" ForwardURL="http://10.0.59.15:80" Request="{...}"
time="2019-06-22T07:07:57Z" level=debug msg="vulcand/oxy/forward: begin ServeHttp on request" Request="{
    ...
    "URL":{
        "Scheme":"http",
        ...
        "Host":"10.0.59.15:80",
        "Path":"",
        ...
    },
    ...
}"
time="2019-06-22T07:07:57Z" level=debug msg="vulcand/oxy/forward/http: begin ServeHttp on request" Request="{
    ...
    "URL":{
        "Scheme":"http",
        ...
        "Host":"10.0.59.15:80",
        "Path":"",
        ...
    },
    ...
}"
time="2019-06-22T07:07:57Z" level=debug msg="Upstream ResponseWriter of type *pipelining.writerWithoutCloseNotify does not implement http.CloseNotifier. Returning dummy channel."
time="2019-06-22T07:07:57Z" level=debug msg="vulcand/oxy/forward/http: Round trip: http://10.0.59.15:80, code: 200, Length: 321, duration: 1.193001ms"
time="2019-06-22T07:07:57Z" level=debug msg="vulcand/oxy/forward/http: completed ServeHttp on request" Request="{
    ...
    "URL":{
        "Scheme":"http",
        ...
        "Host":"10.0.59.15:80",
        "Path":"",
        ...
    },
    ...
}"
time="2019-06-22T07:07:57Z" level=debug msg="vulcand/oxy/forward: completed ServeHttp on request" Request="{
    ...
    "URL":{
        "Scheme":"http",
        ...
        "Host":"10.0.59.15:80",
        "Path":"",
        ...
    },
    ...
}"
time="2019-06-22T07:07:57Z" level=debug msg="vulcand/oxy/roundrobin/rr: completed ServeHttp on request" Request="{...}"
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