Wait for each service to converge when updating

djmaze · djmaze · commit d35f68af126a · 2017-06-03T03:19:31.000+02:00
diff --git a/shepherd b/shepherd
@@ -11,7 +11,7 @@ update_services() {
       image_with_digest="$(docker service inspect "$service" -f '{{.Spec.TaskTemplate.ContainerSpec.Image}}')"
       image=$(echo "$image_with_digest" | cut -d@ -f1)
       echo "Updating service $name with image $image"
-      docker service update "$service" --image="$image" > /dev/null
+      docker service update "$service" --detach=false --image="$image" > /dev/null
     fi
   done
 }

Original file line number	Diff line number	Diff line change
`@@ -11,7 +11,7 @@ update_services() {`
`11`	`11`	`image_with_digest="$(docker service inspect "$service" -f '{{.Spec.TaskTemplate.ContainerSpec.Image}}')"`
`12`	`12`	`image=$(echo "$image_with_digest" \| cut -d@ -f1)`
`13`	`13`	`echo "Updating service $name with image $image"`
`14`		`- docker service update "$service" --image="$image" > /dev/null`
	`14`	`+ docker service update "$service" --detach=false --image="$image" > /dev/null`
`15`	`15`	`fi`
`16`	`16`	`done`
`17`	`17`	`}`