configure allowed deploy branches (#193)

* configure allowed deploy branches

* bump versions

Author: dmartschenko

VERSION

@@ -1,7 +1,7 @@
-v1.6.0
-Add new deploy-apps command
+v1.7.0
+Support configurable deployment branches
 
 Previously:
+- Add new deploy-apps command
 - Temporarily disable Go version checks
 - Push Docker images to one ECR region
-- add option to pass branch name and dryRun to catalog-sync

cmd/goci/main.go

@@ -307,10 +307,26 @@ func deployApps(appIds []string) error {
 	}
 	ctx := context.Background()
 
-	if environment.Branch() == "master" {
+	if shouldDeploy() {
 		if err := slingshot.New().DeployApps(ctx, appIds); err != nil {
 			return err
 		}
 	}
 	return validateRun()
 }
+
+func shouldDeploy() bool {
+	allowedBranches := os.Getenv("DEPLOY_BRANCHES")
+	if allowedBranches == "" {
+		allowedBranches = "master"
+	}
+
+	currentBranch := environment.Branch()
+	branches := strings.Split(allowedBranches, ",")
+	for _, branch := range branches {
+		if strings.TrimSpace(branch) == currentBranch {
+			return true
+		}
+	}
+	return false
+}