Add possibility to use BindPort IPAddress 👼

Signed-off-by: Vincent Demeester <vincent@sbr.pm>
2016-09-20 14:52:35 +02:00 · 2016-09-20 14:52:35 +02:00 · 5ea761e19f
parent 46a7860427
commit 5ea761e19f
4 changed files with 129 additions and 109 deletions
--- a/docs/toml.md
+++ b/docs/toml.md
@ -614,6 +614,13 @@ watch = true
 #
 exposedbydefault = true

+# Use the IP address from the binded port instead of the inner network one. For specific use-case :)
+#
+# Optional
+# Default: false
+#
+usebindportip = true
+
 # Enable docker TLS connection
 #
 #  [docker.tls]
--- a/glide.lock
+++ b/glide.lock
@ -1,10 +1,10 @@
 hash: 809b3fa812ca88940fdc15530804a4bcd881708e4819fed5aa45c42c871ba5cf
-updated: 2016-09-19T16:36:41.975117683+02:00
+updated: 2016-09-20T14:50:04.029710103+02:00
 imports:
 - name: github.com/abbot/go-http-auth
  version: cb4372376e1e00e9f6ab9ec142e029302c9e7140
 - name: github.com/boltdb/bolt
-  version: fff57c100f4dea1905678da7e90d92429dff2904
+  version: 5cc10bbbc5c141029940133bb33c9e969512a698
 - name: github.com/BurntSushi/toml
  version: 99064174e013895bbd9b025c31100bd1d9b590ca
 - name: github.com/BurntSushi/ty
@ -14,9 +14,9 @@ imports:
 - name: github.com/codahale/hdrhistogram
  version: f8ad88b59a584afeee9d334eff879b104439117b
 - name: github.com/codegangsta/cli
-  version: d53eb991652b1d438abdd34ce4bfa3ef1539108e
+  version: 1efa31f08b9333f1bd4882d61f9d668a70cd902e
 - name: github.com/codegangsta/negroni
-  version: 3f7ce7b928e14ff890b067e5bbbc80af73690a9c
+  version: dc6b9d037e8dab60cbfc09c61d6932537829be8b
 - name: github.com/containous/flaeg
  version: a731c034dda967333efce5f8d276aeff11f8ff87
 - name: github.com/containous/mux
@ -24,122 +24,122 @@ imports:
 - name: github.com/containous/staert
  version: 044bdfee6c8f5e8fb71f70d5ba1cf4cb11a94e97
 - name: github.com/coreos/etcd
-  version: a70513621cf914e2de4dbf90d8a0328e807ffd12
+  version: 1c9e0a0e33051fed6c05c141e6fcbfe5c7f2a899
  subpackages:
  - client
  - pkg/pathutil
  - pkg/types
 - name: github.com/davecgh/go-spew
-  version: 6d212800a42e8ab5c146b8ace3490ee17e5225f9
+  version: 5215b55f46b2b919f50a1df0eaa5886afe4e3b3d
  subpackages:
  - spew
 - name: github.com/docker/distribution
-  version: b6e0cfbdaa1ddc3a17c95142c7bf6e42c5567370
+  version: 857d0f15c0a4d8037175642e0ca3660829551cb5
  subpackages:
-  - context
-  - digest
  - reference
+  - digest
  - registry/api/errcode
-  - registry/api/v2
-  - registry/client
  - registry/client/auth
  - registry/client/transport
+  - registry/client
+  - context
+  - registry/api/v2
  - registry/storage/cache
  - registry/storage/cache/memory
  - uuid
 - name: github.com/docker/docker
  version: 534753663161334baba06f13b8efa4cad22b5bc5
  subpackages:
-  - api/types/backend
-  - builder
-  - builder/dockerignore
+  - namesgenerator
+  - pkg/namesgenerator
+  - pkg/random
+  - pkg/urlutil
  - cliconfig
  - cliconfig/configfile
-  - daemon/graphdriver
-  - image
-  - image/v1
-  - layer
-  - namesgenerator
-  - opts
-  - pkg/archive
-  - pkg/chrootarchive
-  - pkg/fileutils
-  - pkg/gitutils
-  - pkg/homedir
-  - pkg/httputils
-  - pkg/idtools
-  - pkg/ioutils
-  - pkg/jsonlog
  - pkg/jsonmessage
-  - pkg/longpath
-  - pkg/mflag
-  - pkg/mount
-  - pkg/namesgenerator
-  - pkg/plugins
-  - pkg/plugins/transport
-  - pkg/pools
-  - pkg/progress
  - pkg/promise
-  - pkg/random
-  - pkg/reexec
-  - pkg/signal
  - pkg/stdcopy
-  - pkg/streamformatter
-  - pkg/stringid
-  - pkg/symlink
-  - pkg/system
-  - pkg/tarsum
  - pkg/term
-  - pkg/term/windows
-  - pkg/urlutil
  - reference
  - registry
  - runconfig/opts
+  - pkg/homedir
+  - pkg/jsonlog
+  - pkg/system
+  - pkg/term/windows
+  - image
+  - image/v1
+  - pkg/ioutils
+  - opts
+  - pkg/httputils
+  - pkg/mflag
+  - pkg/stringid
+  - pkg/tarsum
+  - pkg/mount
+  - pkg/signal
+  - builder
+  - builder/dockerignore
+  - pkg/archive
+  - pkg/fileutils
+  - pkg/progress
+  - pkg/streamformatter
+  - layer
+  - pkg/longpath
+  - api/types/backend
+  - pkg/chrootarchive
+  - pkg/gitutils
+  - pkg/symlink
+  - pkg/idtools
+  - pkg/pools
+  - daemon/graphdriver
+  - pkg/reexec
+  - pkg/plugins
+  - pkg/plugins/transport
 - name: github.com/docker/engine-api
  version: 62043eb79d581a32ea849645277023c550732e52
  subpackages:
  - client
-  - client/transport
-  - client/transport/cancellable
  - types
-  - types/blkiodev
-  - types/container
  - types/events
  - types/filters
+  - types/container
  - types/network
+  - client/transport
+  - client/transport/cancellable
  - types/reference
  - types/registry
-  - types/strslice
  - types/swarm
  - types/time
  - types/versions
+  - types/blkiodev
+  - types/strslice
 - name: github.com/docker/go-connections
-  version: 988efe982fdecb46f01d53465878ff1f2ff411ce
+  version: 990a1a1a70b0da4c4cb70e117971a4f0babfbf1a
  subpackages:
-  - nat
  - sockets
  - tlsconfig
+  - nat
 - name: github.com/docker/go-units
-  version: f2145db703495b2e525c59662db69a7344b00bb8
+  version: f2d77a61e3c169b43402a0a1e84f06daf29b8190
 - name: github.com/docker/libcompose
  version: d1876c1d68527a49c0aac22a0b161acc7296b740
  subpackages:
  - config
  - docker
+  - project
+  - project/events
+  - project/options
+  - utils
+  - yaml
  - docker/builder
  - docker/client
  - docker/network
  - labels
  - logger
  - lookup
-  - project
-  - project/events
-  - project/options
-  - utils
  - version
-  - yaml
 - name: github.com/docker/libkv
-  version: 3fce6a0f26e07da3eac45796a8e255547a47a750
+  version: aabc039ad04deb721e234f99cd1b4aa28ac71a40
  subpackages:
  - store
  - store/boltdb
@ -149,7 +149,7 @@ imports:
 - name: github.com/donovanhide/eventsource
  version: fd1de70867126402be23c306e1ce32828455d85b
 - name: github.com/elazarl/go-bindata-assetfs
-  version: 9a6736ed45b44bf3835afeebb3034b57ed329f3e
+  version: 57eb5e1fc594ad4b0b1dbea7b286d299e0cb43c2
 - name: github.com/emilevauge/backoff
  version: fa0423e7916ea96a4e9789a3710c8e7cb94ecc42
 - name: github.com/gambol99/go-marathon
@ -157,27 +157,28 @@ imports:
 - name: github.com/go-check/check
  version: 4f90aeace3a26ad7021961c297b22c42160c7b25
 - name: github.com/gogo/protobuf
-  version: a11c89fbb0ad4acfa8abc4a4d5f7e27c477169b1
+  version: e57a569e1882958f6b188cb42231d6db87701f2a
  subpackages:
  - proto
 - name: github.com/golang/glog
-  version: 23def4e6c14b4da8ac2ed8007337bc5eb5007998
+  version: fca8c8854093a154ff1eb580aae10276ad6b1b5f
 - name: github.com/google/go-querystring
  version: 9235644dd9e52eeae6fa48efd539fdc351a0af53
  subpackages:
  - query
 - name: github.com/gorilla/context
-  version: 08b5f424b9271eedf6f9f0ce86cb9396ed337a42
+  version: aed02d124ae4a0e94fea4541c8effd05bf0c8296
 - name: github.com/hashicorp/consul
-  version: 67a03d57b5851011e5601ee6e7e3d05699548462
+  version: fce7d75609a04eeb9d4bf41c8dc592aac18fc97d
  subpackages:
  - api
 - name: github.com/hashicorp/go-cleanhttp
-  version: ad28ea4487f05916463e2423a55166280e8254b5
+  version: 875fb671b3ddc66f8e2f0acc33829c8cb989a38d
 - name: github.com/hashicorp/serf
-  version: 555e0dcbb180ecbd03431adc28226bb3192558bc
+  version: 6c4672d66fc6312ddde18399262943e21175d831
  subpackages:
  - coordinate
+  - serf
 - name: github.com/jarcoal/httpmock
  version: 145b10d659265440f062c31ea15326166bae56ee
 - name: github.com/libkermit/compose
@ -193,74 +194,74 @@ imports:
 - name: github.com/mattn/go-shellwords
  version: 525bedee691b5a8df547cb5cf9f86b7fb1883e24
 - name: github.com/mesos/mesos-go
-  version: 2b28dad0aa75289407717b98d82c7871543bb4db
+  version: 068d5470506e3780189fe607af40892814197c5e
  subpackages:
+  - mesosproto
+  - mesos
+  - upid
+  - mesosutil
  - detector
  - detector/zoo
-  - mesos
-  - mesosproto
-  - mesosutil
-  - upid
 - name: github.com/mesosphere/mesos-dns
  version: b47dc4c19f215e98da687b15b4c64e70f629bea5
  repo: https://github.com/containous/mesos-dns.git
  vcs: git
  subpackages:
  - detect
-  - errorutil
  - logging
-  - models
  - records
-  - records/labels
  - records/state
  - util
+  - errorutil
+  - models
+  - records/labels
 - name: github.com/Microsoft/go-winio
  version: ce2922f643c8fd76b46cadc7f404a06282678b34
 - name: github.com/miekg/dns
  version: 5d001d020961ae1c184f9f8152fdc73810481677
 - name: github.com/mitchellh/mapstructure
-  version: ca63d7c062ee3c9f34db231e352b60012b4fd0c1
+  version: 21a35fb16463dfb7c8eee579c65d995d95e64d1e
 - name: github.com/moul/http2curl
  version: b1479103caacaa39319f75e7f57fc545287fca0d
 - name: github.com/ogier/pflag
  version: 45c278ab3607870051a2ea9040bb85fcb8557481
 - name: github.com/opencontainers/runc
-  version: 38e0df9ec67c05e73b656c02c9222f24c1683d73
+  version: ff88baa42fa5b2a1568a3a14665142fb4bdb3a2a
  subpackages:
  - libcontainer/user
 - name: github.com/parnurzeal/gorequest
-  version: 29ced6f360a5ac3823a3675b4e29fbab336cc186
+  version: 045012d33ef41ea146c1b675df9296d0dc1a212d
 - name: github.com/pmezard/go-difflib
-  version: 792786c7400a136282c1664665ae0a8db921c6c2
+  version: d8ed2627bdf02c080bf22230dbb337003b7aba2d
  subpackages:
  - difflib
 - name: github.com/ryanuber/go-glob
  version: 572520ed46dbddaed19ea3d9541bdd0494163693
 - name: github.com/samuel/go-zookeeper
-  version: 87e1bca4477a3cc767ca71be023ced183d74e538
+  version: e64db453f3512cade908163702045e0f31137843
  subpackages:
  - zk
 - name: github.com/Sirupsen/logrus
-  version: 3ec0642a7fb6488f65b06f9040adc67e3990296a
+  version: a283a10442df8dc09befd873fab202bf8a253d6a
 - name: github.com/streamrail/concurrent-map
-  version: 8bf1e9bacbf65b10c81d0f4314cf2b1ebef728b5
+  version: 65a174a3a4188c0b7099acbc6cfa0c53628d3287
 - name: github.com/stretchr/objx
-  version: 1a9d0bb9f541897e62256577b352fdbc1fb4fd94
+  version: cbeaeb16a013161a98496fad62933b1d21786672
 - name: github.com/stretchr/testify
  version: d77da356e56a7428ad25149ca77381849a6a5232
  subpackages:
-  - assert
  - mock
+  - assert
 - name: github.com/thoas/stats
-  version: 152b5d051953fdb6e45f14b6826962aadc032324
+  version: 79b768ff1780f4e5b0ed132e192bfeefe9f85a9c
 - name: github.com/tv42/zbase32
-  version: 501572607d0273fc75b3b261fa4904d63f6ffa0e
+  version: 03389da7e0bf9844767f82690f4d68fc097a1306
 - name: github.com/ugorji/go
-  version: 98ef79d6c615fa258e892ed0b11c6e013712693e
+  version: b94837a2404ab90efe9289e77a70694c355739cb
  subpackages:
  - codec
 - name: github.com/unrolled/render
-  version: 3f4913244021dede105b62caecfb01f0c1eebeda
+  version: 198ad4d8b8a4612176b804ca10555b222a086b40
 - name: github.com/vdemeester/docker-events
  version: be74d4929ec1ad118df54349fda4b0cba60f849b
 - name: github.com/vdemeester/shakers
@ -273,51 +274,50 @@ imports:
  - cbreaker
  - connlimit
  - forward
-  - memmetrics
  - roundrobin
  - stream
  - utils
+  - memmetrics
 - name: github.com/vulcand/predicate
  version: 19b9dde14240d94c804ae5736ad0e1de10bf8fe6
 - name: github.com/vulcand/route
-  version: 61904570391bdf22252f8e376b49a57593d9124c
+  version: cb89d787ddbb1c5849a7ac9f79004c1fd12a4a32
 - name: github.com/vulcand/vulcand
-  version: 7b479b160401beccbc9521b922588fa2a64c4818
+  version: 28a4e5c0892167589737b95ceecbcef00295be50
  subpackages:
-  - conntracker
-  - plugin
  - plugin/rewrite
+  - plugin
+  - conntracker
  - router
 - name: github.com/xenolf/lego
  version: b2fad6198110326662e9e356a97199078a4a775c
  subpackages:
  - acme
 - name: golang.org/x/crypto
-  version: 81372b2fc2f10bef2a7f338da115c315a56b2726
+  version: d81fdb778bf2c40a91b24519d60cdc5767318829
  subpackages:
+  - ocsp
  - bcrypt
  - blowfish
-  - ocsp
 - name: golang.org/x/net
-  version: 71a035914f99bb58fe82eac0f1289f10963d876c
+  version: b400c2eff1badec7022a8c8f5bea058b6315eed7
  subpackages:
  - context
-  - proxy
  - publicsuffix
+  - proxy
 - name: golang.org/x/sys
-  version: 8f0908ab3b2457e2e15403d3697c9ef5cb4b57a9
+  version: 62bee037599929a6e9146f29d10dd5208c43507d
  subpackages:
  - unix
  - windows
 - name: gopkg.in/fsnotify.v1
  version: a8a77c9133d2d6fd8334f3260d06f60e8d80a5fb
 - name: gopkg.in/mgo.v2
-  version: 3f83fa5005286a7fe593b055f0d7771a7dce4655
+  version: 29cc868a5ca65f401ff318143f9408d02f4799cc
  subpackages:
  - bson
-  - internal/json
 - name: gopkg.in/square/go-jose.v1
-  version: 139276ceb5afbf13e636c44e9382f0ca75c12ba3
+  version: e3f973b66b91445ec816dd7411ad1b6495a5a2fc
  subpackages:
  - cipher
  - json
@ -331,17 +331,17 @@ testImports:
 - name: github.com/flynn/go-shlex
  version: 3f9db97f856818214da2e1057f8ad84803971cff
 - name: github.com/gorilla/mux
-  version: 0a192a193177452756c362c20087ddafcf6829c4
+  version: 9fa818a44c2bf1396a17f9d5a3c0f6dd39d2ff8e
 - name: github.com/libkermit/docker-check
  version: cbe0ef03b3d23070eac4d00ba8828f2cc7f7e5a3
 - name: github.com/spf13/pflag
-  version: c7e63cf4530bcd3ba943729cee0efeff2ebea63f
+  version: 5644820622454e71517561946e3d94b9f9db6842
 - name: github.com/vbatts/tar-split
  version: 6810cedb21b2c3d0b9bb8f9af12ff2dc7a2f14df
  subpackages:
-  - archive/tar
  - tar/asm
  - tar/storage
+  - archive/tar
 - name: github.com/xeipuuv/gojsonpointer
  version: e0fe6f68307607d540ed8eac07a342c33fa1b54a
 - name: github.com/xeipuuv/gojsonreference
--- a/provider/docker.go
+++ b/provider/docker.go
@ -35,6 +35,7 @@ type Docker struct {
 	Domain           string     `description:"Default domain used"`
 	TLS              *ClientTLS `description:"Enable Docker TLS support"`
 	ExposedByDefault bool       `description:"Expose containers by default"`
+	UseBindPortIP    bool       `description:"Use the ip address from the bound port, rather than from the inner network"`
 }

 func (provider *Docker) createClient() (client.APIClient, error) {
@ -173,7 +174,7 @@ func (provider *Docker) loadDockerConfig(containersInspected []dockertypes.Conta

 	// filter containers
 	filteredContainers := fun.Filter(func(container dockertypes.ContainerJSON) bool {
-		return provider.containerFilter(container, provider.ExposedByDefault)
+		return provider.containerFilter(container)
 	}, containersInspected).([]dockertypes.ContainerJSON)

 	frontends := map[string][]dockertypes.ContainerJSON{}
@ -256,7 +257,7 @@ func (provider *Docker) getMaxConnExtractorFunc(container dockertypes.ContainerJ
 	return "request.host"
 }

-func (provider *Docker) containerFilter(container dockertypes.ContainerJSON, exposedByDefaultFlag bool) bool {
+func (provider *Docker) containerFilter(container dockertypes.ContainerJSON) bool {
 	_, err := strconv.Atoi(container.Config.Labels["traefik.port"])
 	if len(container.NetworkSettings.Ports) == 0 && err != nil {
 		log.Debugf("Filtering container without port and no traefik.port label %s", container.Name)
@ -267,7 +268,7 @@ func (provider *Docker) containerFilter(container dockertypes.ContainerJSON, exp
 		return false
 	}

-	if !isContainerEnabled(container, exposedByDefaultFlag) {
+	if !isContainerEnabled(container, provider.ExposedByDefault) {
 		log.Debugf("Filtering disabled container %s", container.Name)
 		return false
 	}
@ -321,6 +322,17 @@ func (provider *Docker) getIPAddress(container dockertypes.ContainerJSON) string
 		return "127.0.0.1"
 	}

+	if provider.UseBindPortIP {
+		port := provider.getPort(container)
+		for netport, portBindings := range container.NetworkSettings.Ports {
+			if string(netport) == port+"/TCP" || string(netport) == port+"/UDP" {
+				for _, p := range portBindings {
+					return p.HostIP
+				}
+			}
+		}
+	}
+
 	for _, network := range container.NetworkSettings.Networks {
 		return network.IPAddress
 	}
--- a/provider/docker_test.go
+++ b/provider/docker_test.go
@ -865,7 +865,8 @@ func TestDockerTraefikFilter(t *testing.T) {
 	}

 	for _, e := range containers {
-		actual := provider.containerFilter(e.container, e.exposedByDefault)
+		provider.ExposedByDefault = e.exposedByDefault
+		actual := provider.containerFilter(e.container)
 		if actual != e.expected {
 			t.Fatalf("expected %v for %+v, got %+v", e.expected, e, actual)
 		}