From af9ca5a039d7853c8c34f5d1a8aae8cdf9f25a7c Mon Sep 17 00:00:00 2001
From: janiskemper <63146658+janiskemper@users.noreply.github.com>
Date: Fri, 24 Sep 2021 10:18:44 +0200
Subject: [PATCH] feat: including option to scope manager to namespace (#51)

---
 README.md | 6 ++++++
 main.go   | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/README.md b/README.md
index 2f2c163..f37b34f 100644
--- a/README.md
+++ b/README.md
@@ -81,3 +81,9 @@ Usage example: `./manager [--global-flags] mode [--mode-flags]`
 | :--- | :--- | :---: |
 | **rulesFilePath** | Path to the file with converted Oathkeeper rules | `/etc/config/access-rules.json` |
 
+### Environment variables
+
+| Name | Description | Default values |
+| :--- | :--- | :---: |
+| **NAMESPACE** | Namespace option to scope Oathkeeper maester to one namespace only - useful for running several instances in one cluster. Defaults to "" which means that there is no namespace scope. | `` |
+
diff --git a/main.go b/main.go
index 864951f..000b880 100644
--- a/main.go
+++ b/main.go
@@ -94,6 +94,8 @@ func main() {
 		Scheme:             scheme,
 		MetricsBindAddress: metricsAddr,
 		LeaderElection:     enableLeaderElection,
+		// Defaults to "" which means all namespaces
+		Namespace: os.Getenv("NAMESPACE"),
 	})
 	if err != nil {
 		setupLog.Error(err, "unable to start manager")