Taztingo/1620 fix relayer restart (#1621)

* Added change to entrypoint to first check for connections on local before initializing.

* Updated changelog.

CHANGELOG.md

@@ -41,6 +41,10 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 * Update ibcnet ports so they don't conflict with host machine. [#1622](https://github.com/provenance-io/provenance/issues/1622)
 
+### Bug Fixes
+
+* Fix ibcnet relayer creating multiple connections on restart [#1620](https://github.com/provenance-io/provenance/issues/1620).
+
 ---
 
 ## [v1.16.0](https://github.com/provenance-io/provenance/releases/tag/v1.16.0) - 2023-06-23

networks/ibc/blockchain-relayer/entrypoint.sh

@@ -7,8 +7,13 @@
 export RELAYER_HOME="/relayer"
 export RELAY_PATH="local_local2"
 
-# Setup the connection, client, and channel
-rly tx link "$RELAY_PATH" --home "$RELAYER_HOME"
+# Setup the connection, client, and channel on first run
+PATH_COUNT=$(rly --home "$RELAYER_HOME" q connections local | wc -l)
+if [[ "$PATH_COUNT" -eq 0 ]];then
+    echo "Initializing the relayer"
+    rly tx link "$RELAY_PATH" --home "$RELAYER_HOME"
+fi
 
 # Start the relayer
+echo "Starting the relayer"
 rly start "$RELAY_PATH" -p events --home "$RELAYER_HOME"