From 8082eb782394ea6d973badb0c699fc0c46c01722 Mon Sep 17 00:00:00 2001
From: Tortue Torche <tortuetorche@users.noreply.github.com>
Date: Sat, 10 Aug 2019 23:36:43 -0400
Subject: [PATCH] Extract services stack filter to a local variable

---
 psu | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/psu b/psu
index a6450ff..941d687 100644
--- a/psu
+++ b/psu
@@ -1056,12 +1056,14 @@ tasks_healthy() {
 
 services() {
   local services
+  local filter_service
+  filter_service="\"label\":{\"com.docker.stack.namespace=$PORTAINER_STACK_NAME\":true}"
   services=$(http \
     --check-status \
     --ignore-stdin \
     --verify=$HTTPIE_VERIFY_SSL \
     "$PORTAINER_URL/api/endpoints/$PORTAINER_ENDPOINT/docker/services" \
-    filters=="{\"label\":{\"com.docker.stack.namespace=$PORTAINER_STACK_NAME\":true}}" \
+    filters=="{$filter_service}" \
     "Authorization: Bearer $AUTH_TOKEN")
   check_for_errors $? "$services"
   echo "$services"