From d8388fb4b8d2429dac8c2fce1dc29aba99277f6f Mon Sep 17 00:00:00 2001
From: Vivek Singh <vivekkmr45@yahoo.in>
Date: Sun, 29 Aug 2021 12:42:56 +0530
Subject: [PATCH] Add support to read lincence from secret

This commit add support to take licence from a kubernetes secret.
A kubernetes secret can be created, which can be passed through helm chart.
Previous flag is still present to provide backward comptability.

Signed-off-by: Vivek Singh <vivekkmr45@yahoo.in>
---
 chart/inlets-operator/templates/deployment.yaml | 7 +++++++
 chart/inlets-operator/values.yaml               | 4 ++++
 main.go                                         | 5 ++++-
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/chart/inlets-operator/templates/deployment.yaml b/chart/inlets-operator/templates/deployment.yaml
index 489247b7..d1dd4f48 100644
--- a/chart/inlets-operator/templates/deployment.yaml
+++ b/chart/inlets-operator/templates/deployment.yaml
@@ -58,6 +58,13 @@ spec:
         env:
         - name: client_image
           value: "{{.Values.clientImage}}"
+        {{- if and .Values.proLicenseSecret.name .Values.proLicenseSecret.key }}
+        - name: LICENSE
+          valueFrom:
+            secretKeyRef:
+              name: {{  .Values.proLicenseSecret.name }}
+              key: {{  .Values.proLicenseSecret.key }}
+        {{- end }}
         volumeMounts:
         - mountPath: /var/secrets/inlets/
           name: inlets-access-key
diff --git a/chart/inlets-operator/values.yaml b/chart/inlets-operator/values.yaml
index 001bb79a..e1d40dcb 100644
--- a/chart/inlets-operator/values.yaml
+++ b/chart/inlets-operator/values.yaml
@@ -35,6 +35,10 @@ vpcId: ""
 subnetId: ""
 
 # Only provide LoadBalancers for Services annotated with "dev.inlets.manage=true"
+proLicenseSecret:
+  name: ""
+  key: ""
+
 annotatedOnly: false
 
 image: "ghcr.io/inlets/inlets-operator:0.14.1"
diff --git a/main.go b/main.go
index b10cc368..a872b934 100644
--- a/main.go
+++ b/main.go
@@ -73,9 +73,12 @@ func main() {
 	}
 
 	infra.InletsClientImage = os.Getenv("client_image")
-
 	log.Printf("Client image: %s\n", infra.GetInletsClientImage())
 
+	if len(infra.ProConfig.License) == 0 {
+		infra.ProConfig.License = os.Getenv("LICENSE")
+	}
+
 	if _, err := infra.ProConfig.GetLicenseKey(); err != nil {
 		fmt.Fprintf(os.Stderr, "%s\n", err.Error())
 		os.Exit(1)