From 256154b08bb5498b54fe3196b2873ae4f72f7931 Mon Sep 17 00:00:00 2001
From: Mohamed EL HABIB <mohamed.el-habib@digitaslbi.fr>
Date: Wed, 10 Aug 2016 18:32:50 +0200
Subject: [PATCH 1/3] added INCLUDE_LABEL param

---
 router/pump.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/router/pump.go b/router/pump.go
index 9f50ac20..e7d85b84 100644
--- a/router/pump.go
+++ b/router/pump.go
@@ -73,6 +73,16 @@ func ignoreContainer(container *docker.Container) bool {
 	if value, ok := container.Config.Labels[excludeLabel]; ok {
 		return len(excludeLabel) > 0 && strings.ToLower(value) == "true"
 	}
+	includeLabel := getopt("INCLUDE_LABEL", "")
+	if includeLabel != "" {
+		if _, ok := container.Config.Labels[includeLabel]; ok {
+			// include all containers that have the includeLabel
+			return false
+		} else {
+			// ignore all containers that don't have the includeLabel
+			return true
+		}
+	}
 	return false
 }
 

From 77c5d848c56a07d9eea09487b5c87e6de89b69cf Mon Sep 17 00:00:00 2001
From: Mohamed EL HABIB <mohamed.el-habib@digitaslbi.fr>
Date: Thu, 11 Aug 2016 10:36:09 +0200
Subject: [PATCH 2/3] remove comment and simplify check of the includeLabel
 param

---
 router/pump.go | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/router/pump.go b/router/pump.go
index e7d85b84..c395e31b 100644
--- a/router/pump.go
+++ b/router/pump.go
@@ -74,15 +74,9 @@ func ignoreContainer(container *docker.Container) bool {
 		return len(excludeLabel) > 0 && strings.ToLower(value) == "true"
 	}
 	includeLabel := getopt("INCLUDE_LABEL", "")
-	if includeLabel != "" {
-		if _, ok := container.Config.Labels[includeLabel]; ok {
-			// include all containers that have the includeLabel
-			return false
-		} else {
-			// ignore all containers that don't have the includeLabel
-			return true
-		}
-	}
+    if _, ok := container.Config.Labels[includeLabel]; (includeLabel != "" && !ok) {
+            return true
+    }
 	return false
 }
 

From ff97e5650ab9233b9d579f95f04b84b8856ec6ce Mon Sep 17 00:00:00 2001
From: Mohamed EL HABIB <mohamed.el-habib@digitaslbi.fr>
Date: Thu, 11 Aug 2016 10:55:20 +0200
Subject: [PATCH 3/3] document includeLabel param

---
 README.md | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 8e99a639..cfc40f3d 100644
--- a/README.md
+++ b/README.md
@@ -51,9 +51,19 @@ Or, by adding a label which you define by setting an environment variable when r
         gliderlabs/logspout
     $ docker run -d --label logspout.exclude=true image
 
-#### Including specific containers
+#### Including explicit containers
 
-You can tell logspout to only include certain containers by setting filter parameters on the URI:
+You can tell logspout to include explicit containers by adding, for each container, a label which you define by setting an environment variable when running logspout:
+
+    $ docker run --name="logspout" \
+        -e INCLUDE_LABEL=logspout.include \
+        --volume=/var/run/docker.sock:/var/run/docker.sock \
+        gliderlabs/logspout
+    $ docker run -d --label logspout.include=true image
+
+#### Routing specific containers
+
+You can tell logspout to only route certain containers by setting filter parameters on the URI:
 
 	$ docker run \
 		--volume=/var/run/docker.sock:/var/run/docker.sock \