From 74db3e66395ff97d4f5553c7cea9d29101851455 Mon Sep 17 00:00:00 2001
From: Peter Schiffer <3899107+pschiffe@users.noreply.github.com>
Date: Fri, 3 Jan 2025 15:33:08 +0100
Subject: [PATCH] Add MYSQL_CLIENT_EXTRA_PARAMS env var

So it's possible to set custom parameters for mysql client program.

Fixes #147
---
 pdns-mysql/docker-entrypoint.sh | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/pdns-mysql/docker-entrypoint.sh b/pdns-mysql/docker-entrypoint.sh
index b75c24e..9f3a7ec 100755
--- a/pdns-mysql/docker-entrypoint.sh
+++ b/pdns-mysql/docker-entrypoint.sh
@@ -38,20 +38,20 @@ deriveMySQLSettingsFromEnvironment() {
 }
 
 generateMySQLCommand() {
-  EXTRA=''
+  : "${MYSQL_CLIENT_EXTRA_PARAMS:=}"
 
   # Password Auth
-  if [ "${PDNS_gmysql_password}" ]; then
-      EXTRA="${EXTRA} -p${PDNS_gmysql_password}"
+  if [ "${PDNS_gmysql_password:-}" ]; then
+      MYSQL_CLIENT_EXTRA_PARAMS="${MYSQL_CLIENT_EXTRA_PARAMS} -p${PDNS_gmysql_password}"
   fi
 
   # Allow socket connections
   if [ "${PDNS_gmysql_socket:-}" ]; then
       export PDNS_gmysql_host='localhost'
-      EXTRA="${EXTRA} --socket=${PDNS_gmysql_socket}"
+      MYSQL_CLIENT_EXTRA_PARAMS="${MYSQL_CLIENT_EXTRA_PARAMS} --socket=${PDNS_gmysql_socket}"
   fi
 
-  MYSQL_COMMAND="mariadb -h ${PDNS_gmysql_host} -P ${PDNS_gmysql_port} -u ${PDNS_gmysql_user}${EXTRA}"
+  MYSQL_COMMAND="mariadb -h ${PDNS_gmysql_host} -P ${PDNS_gmysql_port} -u ${PDNS_gmysql_user} ${MYSQL_CLIENT_EXTRA_PARAMS}"
 }
 
 createDatabaseIfRequested() {