Fallback to lo0 if we can't find a interface to advertise. (#33)

* Fallback to lo0 if we can't find a interface to advertise.

Signed-off-by: Tom Wilkie <tom.wilkie@gmail.com>

* s/lo0/lo/

Signed-off-by: Tom Wilkie <tom.wilkie@gmail.com>

Gopkg.lock

@@ -125,7 +125,7 @@
 
 [[projects]]
   branch = "yaml"
-  digest = "1:9ce73fdeb90debf12ed0791e6c10e4022e7d090157246f59a621fa1a600b6fcc"
+  digest = "1:35215932e8abb9ee56fb7936cb90cbe298766a21e86015544429988f66bf5ecd"
   name = "github.com/cortexproject/cortex"
   packages = [
     "pkg/ingester/client",
@@ -137,7 +137,7 @@
     "pkg/util/wire",
   ]
   pruneopts = "UT"
-  revision = "5215e8e67823d4827105b78bf0354612ea7cd184"
+  revision = "6c6d089138917b241e09bc7063a257f71bcb6185"
   source = "github.com/grafana/cortex"
 
 [[projects]]

docs/tempo-local-config.yaml

@@ -2,6 +2,10 @@ auth_enabled: false
 
 ingester:
   lifecycler:
+    interface_names:
+      - eth0
+      - en0
+      - lo
     ring:
       store: inmemory
       replication_factor: 1

vendor/github.com/cortexproject/cortex/pkg/ring/lifecycler.go

@@ -47,11 +47,11 @@ type LifecyclerConfig struct {
 	JoinAfter       time.Duration `yaml:"join_after,omitempty"`
 	ClaimOnRollout  bool          `yaml:"claim_on_rollout,omitempty"`
 	NormaliseTokens bool          `yaml:"normalise_tokens,omitempty"`
+	InfNames        []string      `yaml:"interface_names"`
 
 	// For testing, you can override the address and ID of this ingester
 	Addr           string
 	Port           int
-	InfNames       []string
 	ID             string
 	SkipUnregister bool
 }

vendor/github.com/cortexproject/cortex/pkg/util/flagext/strings.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 )
 
+// Strings is a list of strings.
 type Strings []string
 
 // String implements flag.Value