From f459f5e00c4673ee170f56456e022e77f921fce1 Mon Sep 17 00:00:00 2001
From: Jorge Marey <jorge.marey.oton.next@bbva.com>
Date: Thu, 15 Oct 2020 08:08:06 +0200
Subject: [PATCH] Add interpolation on service canarymeta

---
 client/taskenv/services.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/client/taskenv/services.go b/client/taskenv/services.go
index 74bf673b18d..5c9029c4ada 100644
--- a/client/taskenv/services.go
+++ b/client/taskenv/services.go
@@ -57,6 +57,14 @@ func InterpolateServices(taskEnv *TaskEnv, services []*structs.Service) []*struc
 			service.Meta = meta
 		}
 
+		if len(service.CanaryMeta) > 0 {
+			canaryMeta := make(map[string]string, len(service.CanaryMeta))
+			for k, v := range service.CanaryMeta {
+				canaryMeta[k] = taskEnv.ReplaceEnv(v)
+			}
+			service.CanaryMeta = canaryMeta
+		}
+
 		interpolated[i] = service
 	}