Fix warning from $URL in kafka init script

WARNING: The URL variable is not set. Defaulting to a blank string. https://stackoverflow.com/a/40621373/10840
berito · Mar 29, 2022 · f1930ca · f1930ca
1 parent f5224a5
commit f1930ca
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docker/hq-compose.yml b/docker/hq-compose.yml
@@ -126,7 +126,7 @@ services:
           KAFKA_ADVERTISED_PORT: 9092
           CUSTOM_INIT_SCRIPT: |
             URL="https://raw.githubusercontent.com/vishnubob/wait-for-it/c096cface5fbd9f2d6b037391dfecae6fde1362e/wait-for-it.sh"
-            if curl --max-time 10 $URL > wait.sh ; then
+            if curl --max-time 10 $$URL > wait.sh ; then
               chmod +x ./wait.sh
               ./wait.sh -t 30 zookeeper:2181 || exit 1
             else