Possibility to use custom docker arguments when creating the service

README.md

@@ -1,6 +1,6 @@
 # dokku mysql [![Build Status](https://img.shields.io/github/workflow/status/dokku/dokku-mysql/CI/master?style=flat-square "Build Status")](https://github.com/dokku/dokku-mysql/actions/workflows/ci.yml?query=branch%3Amaster) [![IRC Network](https://img.shields.io/badge/irc-libera-blue.svg?style=flat-square "IRC Libera")](https://webchat.libera.chat/?channels=dokku)
 
-Official mysql plugin for dokku. Currently defaults to installing [mysql 8.0.29](https://hub.docker.com/_/mysql/).
+Official mysql plugin for dokku. Currently defaults to installing [mysql 8.0.31](https://hub.docker.com/_/mysql/).
 
 ## Requirements
 
@@ -66,6 +66,7 @@ dokku mysql:create <service> [--create-flags...]
 flags:
 
 - `-c|--config-options "--args --go=here"`: extra arguments to pass to the container create command (default: `None`)
+- `-D|--docker-options "--args"`: extra arguments to pass to the docker run command
 - `-C|--custom-env "USER=alpha;HOST=beta"`: semi-colon delimited environment variables to start the service with
 - `-i|--image IMAGE`: the image name to start the service with
 - `-I|--image-version IMAGE_VERSION`: the image version to start the service with

common-functions

@@ -341,6 +341,10 @@ service_commit_config() {
     echo "$SERVICE_SHM_SIZE" >"$SERVICE_ROOT/SHM_SIZE"
   fi
 
+  if [[ -n "$SERVICE_DOCKER_OPTIONS" ]]; then
+    echo "$SERVICE_DOCKER_OPTIONS" >"$SERVICE_ROOT/DOCKER_OPTIONS"
+  fi
+
   if [[ -n "$PLUGIN_IMAGE" ]]; then
     echo "$PLUGIN_IMAGE" >"$SERVICE_ROOT/IMAGE"
   fi
@@ -688,6 +692,7 @@ service_parse_args() {
       "--config-options") set -- "$@" "-c" ;;
       "--custom-env") set -- "$@" "-C" ;;
       "--database") set -- "$@" "-d" ;;
+      "--docker-options") set -- "$@" "-D" ;;
       "--image-version") set -- "$@" "-I" ;;
       "--image") set -- "$@" "-i" ;;
       "--memory") set -- "$@" "-m" ;;
@@ -702,7 +707,7 @@ service_parse_args() {
   done
 
   OPTIND=1
-  while getopts "a:c:C:d:i:I:m:p:q:R:r:s:u:" opt; do
+  while getopts "a:c:C:d:D:i:I:m:p:q:R:r:s:u:" opt; do
     case "$opt" in
       a)
         SERVICE_ALIAS="${OPTARG^^}"
@@ -717,6 +722,9 @@ service_parse_args() {
       d)
         export SERVICE_DATABASE=$OPTARG
         ;;
+      D)
+        export SERVICE_DOCKER_OPTIONS=$OPTARG
+        ;;
       i)
         export PLUGIN_IMAGE=$OPTARG
         ;;

functions

@@ -94,11 +94,16 @@ service_create_container() {
     SHM_SIZE="--shm-size=${SERVICE_SHM_SIZE}"
   fi
 
+  [[ -f "$SERVICE_ROOT/DOCKER_OPTIONS" ]] && SERVICE_DOCKER_OPTIONS="$(cat "$SERVICE_ROOT/DOCKER_OPTIONS")"
+  if [[ -n "SERVICE_DOCKER_OPTIONS" ]]; then
+    DOCKER_OPTIONS="${SERVICE_DOCKER_OPTIONS}"
+  fi
+
   [[ -f "$SERVICE_ROOT/IMAGE" ]] && PLUGIN_IMAGE="$(cat "$SERVICE_ROOT/IMAGE")"
   [[ -f "$SERVICE_ROOT/IMAGE_VERSION" ]] && PLUGIN_IMAGE_VERSION="$(cat "$SERVICE_ROOT/IMAGE_VERSION")"
 
   # shellcheck disable=SC2086
-  ID=$(docker run --name "$SERVICE_NAME" $MEMORY_LIMIT $SHM_SIZE -v "$SERVICE_HOST_ROOT/data:/var/lib/mysql" -v "$SERVICE_HOST_ROOT/$PLUGIN_CONFIG_SUFFIX:/etc/mysql/conf.d" -e "MYSQL_ROOT_PASSWORD=$ROOTPASSWORD" -e MYSQL_USER=mysql -e "MYSQL_PASSWORD=$PASSWORD" -e "MYSQL_DATABASE=$DATABASE_NAME" --env-file="$SERVICE_ROOT/ENV" -d --restart always --label dokku=service --label dokku.service=mysql "$PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION" $CONFIG_OPTIONS)
+  ID=$(docker run --name "$SERVICE_NAME" $MEMORY_LIMIT $SHM_SIZE $DOCKER_OPTIONS -v "$SERVICE_HOST_ROOT/data:/var/lib/mysql" -v "$SERVICE_HOST_ROOT/$PLUGIN_CONFIG_SUFFIX:/etc/mysql/conf.d" -e "MYSQL_ROOT_PASSWORD=$ROOTPASSWORD" -e MYSQL_USER=mysql -e "MYSQL_PASSWORD=$PASSWORD" -e "MYSQL_DATABASE=$DATABASE_NAME" --env-file="$SERVICE_ROOT/ENV" -d --restart always --label dokku=service --label dokku.service=mysql "$PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION" $CONFIG_OPTIONS)
   echo "$ID" >"$SERVICE_ROOT/ID"
 
   dokku_log_verbose_quiet "Waiting for container to be ready"

subcommands/create

@@ -19,6 +19,7 @@ service-create-cmd() {
   #E dokku $PLUGIN_COMMAND_PREFIX:create lollipop
   #A service, service to run command against
   #F -c|--config-options "--args --go=here", extra arguments to pass to the container create command
+  #F -D|--docker-options "--args", extra arguments to pass to the docker run command
   #F -C|--custom-env "USER=alpha;HOST=beta", semi-colon delimited environment variables to start the service with
   #F -i|--image IMAGE, the image name to start the service with
   #F -I|--image-version IMAGE_VERSION, the image version to start the service with