Release 1.27.0

fix: properly support new image and image-version values during plugin upgrades

.devcontainer/20_init_plugin

@@ -18,7 +18,7 @@ main() {
   # built in the Dockerfile
   PLUGIN_NAME="$(source /tmp/.env && echo "$PLUGIN_NAME")"
   PLUGIN_VARIABLE="$(source /tmp/.env && echo "$PLUGIN_VARIABLE")"
-  echo "export ${PLUGIN_VARIABLE}_HOST_ROOT=${SERVICE_HOST_ROOT}/$PLUGIN_NAME" > /etc/default/dokku
+  echo "export ${PLUGIN_VARIABLE}_HOST_ROOT=${SERVICE_HOST_ROOT}/$PLUGIN_NAME" >/etc/default/dokku
 }
 
-main "$@"
+main "$@"

Dockerfile

@@ -1 +1 @@
-FROM mysql:8.0.27
+FROM mysql:8.0.31

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)
+# dokku mysql [![Build Status](https://img.shields.io/github/actions/workflow/status/dokku/dokku-mysql/ci.yml?branch=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 8.0.27](https://hub.docker.com/_/mysql/).
+Official mysql plugin for dokku. Currently defaults to installing [mysql 8.0.31](https://hub.docker.com/_/mysql/).
 
 ## Requirements
 
@@ -40,7 +40,8 @@ mysql:link <service> <app> [--link-flags...]       # link the mysql service to t
 mysql:linked <service> <app>                       # check if the mysql service is linked to an app
 mysql:links <service>                              # list all apps linked to the mysql service
 mysql:list                                         # list all mysql services
-mysql:logs <service> [-t|--tail]                   # print the most recent log(s) for this service
+mysql:logs <service> [-t|--tail] <tail-num-optional> # print the most recent log(s) for this service
+mysql:pause <service>                              # pause a running mysql service
 mysql:promote <service> <app>                      # promote service <service> as DATABASE_URL in <app>
 mysql:restart <service>                            # graceful shutdown and restart of the mysql service container
 mysql:start <service>                              # start a previously stopped mysql service
@@ -69,7 +70,7 @@ flags:
 - `-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
-- `-m|--memory MEMORY`: container memory limit (default: unlimited)
+- `-m|--memory MEMORY`: container memory limit in megabytes (default: unlimited)
 - `-p|--password PASSWORD`: override the user-level service password
 - `-r|--root-password PASSWORD`: override the root-level service password
 - `-s|--shm-size SHM_SIZE`: override shared memory size for mysql docker container
@@ -153,12 +154,12 @@ dokku mysql:list
 
 ```shell
 # usage
-dokku mysql:logs <service> [-t|--tail]
+dokku mysql:logs <service> [-t|--tail] <tail-num-optional>
 ```
 
 flags:
 
-- `-t|--tail`: do not stop when end of the logs are reached and wait for additional output
+- `-t|--tail [<tail-num>]`: do not stop when end of the logs are reached and wait for additional output
 
 You can tail logs for a particular service:
 
@@ -172,6 +173,12 @@ By default, logs will not be tailed, but you can do this with the --tail flag:
 dokku mysql:logs lollipop --tail
 ```
 
+The default tail setting is to show all logs, but an initial count can also be specified:
+
+```shell
+dokku mysql:logs lollipop --tail 5
+```
+
 ### link the mysql service to the app
 
 ```shell
@@ -364,12 +371,25 @@ dokku mysql:start lollipop
 dokku mysql:stop <service>
 ```
 
-Stop the service and the running container:
+Stop the service and removes the running container:
 
 ```shell
 dokku mysql:stop lollipop
 ```
 
+### pause a running mysql service
+
+```shell
+# usage
+dokku mysql:pause <service>
+```
+
+Pause the running container for the service:
+
+```shell
+dokku mysql:pause lollipop
+```
+
 ### graceful shutdown and restart of the mysql service container
 
 ```shell
@@ -435,7 +455,7 @@ flags:
 - `-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
-- `-m|--memory MEMORY`: container memory limit (default: unlimited)
+- `-m|--memory MEMORY`: container memory limit in megabytes (default: unlimited)
 - `-p|--password PASSWORD`: override the user-level service password
 - `-r|--root-password PASSWORD`: override the root-level service password
 - `-s|--shm-size SHM_SIZE`: override shared memory size for mysql docker container
@@ -673,8 +693,8 @@ Remove the scheduled backup from cron:
 dokku mysql:backup-unschedule lollipop
 ```
 
-### Disabling `docker pull` calls
+### Disabling `docker image pull` calls
 
-If you wish to disable the `docker pull` calls that the plugin triggers, you may set the `MYSQL_DISABLE_PULL` environment variable to `true`. Once disabled, you will need to pull the service image you wish to deploy as shown in the `stderr` output.
+If you wish to disable the `docker image pull` calls that the plugin triggers, you may set the `MYSQL_DISABLE_PULL` environment variable to `true`. Once disabled, you will need to pull the service image you wish to deploy as shown in the `stderr` output.
 
-Please ensure the proper images are in place when `docker pull` is disabled.
+Please ensure the proper images are in place when `docker image pull` is disabled.

bin/generate

@@ -35,7 +35,7 @@ def header(service):
     return " ".join(
         [
             f"# dokku {service}",
-            f'[![Build Status](https://img.shields.io/github/workflow/status/dokku/dokku-{service}/CI/master?style=flat-square "Build Status")](https://github.com/dokku/dokku-{service}/actions/workflows/ci.yml?query=branch%3Amaster)',
+            f'[![Build Status](https://img.shields.io/github/actions/workflow/status/dokku/dokku-{service}/ci.yml?branch=master&style=flat-square "Build Status")](https://github.com/dokku/dokku-{service}/actions/workflows/ci.yml?query=branch%3Amaster)',
             f'[![IRC Network](https://img.shields.io/badge/irc-libera-blue.svg?style=flat-square "IRC Libera")](https://webchat.libera.chat/?channels=dokku)',
         ]
     )
@@ -148,6 +148,7 @@ def usage_lifecycle(service, variable, alias, image, scheme, ports, options, uni
         "promote",
         "start",
         "stop",
+        "pause",
         "restart",
         "upgrade",
     ]
@@ -222,11 +223,11 @@ def usage_docker_pull(service, variable, alias, image, scheme, ports, options, u
     service_prefix = service.upper()
     return "\n".join(
         [
-            "### Disabling `docker pull` calls",
+            "### Disabling `docker image pull` calls",
             "",
-            f"If you wish to disable the `docker pull` calls that the plugin triggers, you may set the `{service_prefix}_DISABLE_PULL` environment variable to `true`. Once disabled, you will need to pull the service image you wish to deploy as shown in the `stderr` output.",
+            f"If you wish to disable the `docker image pull` calls that the plugin triggers, you may set the `{service_prefix}_DISABLE_PULL` environment variable to `true`. Once disabled, you will need to pull the service image you wish to deploy as shown in the `stderr` output.",
             "",
-            "Please ensure the proper images are in place when `docker pull` is disabled.",
+            "Please ensure the proper images are in place when `docker image pull` is disabled.",
         ]
     )
 

commands

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/config"
 [[ " help $PLUGIN_COMMAND_PREFIX:help $PLUGIN_COMMAND_PREFIX $PLUGIN_COMMAND_PREFIX:default " == *" $1 "* ]] || [[ "$1" == "$PLUGIN_COMMAND_PREFIX:"* ]] || exit "$DOKKU_NOT_IMPLEMENTED_EXIT"
-source "$PLUGIN_BASE_PATH/common/functions"
+source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
 set -eo pipefail
 [[ $DOKKU_TRACE ]] && set -x
 

common-functions

@@ -16,6 +16,73 @@ add_to_links_file() {
   sort "$LINKS_FILE" -u -o "$LINKS_FILE"
 }
 
+auth_service_filter() {
+  declare desc="calls user-service plugin trigger"
+  declare SERVICES=("$@")
+  local user_auth_count
+
+  if [[ "${#SERVICES[@]}" -eq 0 ]]; then
+    return
+  fi
+
+  user_auth_count="$(find "$PLUGIN_PATH"/enabled/*/user-auth-service 2>/dev/null | wc -l)"
+
+  # no plugin trigger exists
+  if [[ $user_auth_count == 0 ]]; then
+    # echo out all the services since there is no plugin trigger
+    for SERVICE in "${SERVICES[@]}"; do
+      [[ -n "$SERVICE" ]] && echo "$SERVICE"
+    done
+    return 0
+  fi
+
+  # this plugin trigger exists in the core `20_events` plugin
+  if [[ "$user_auth_count" == 1 ]] && [[ -f "$PLUGIN_PATH"/enabled/20_events/user-auth-service ]]; then
+    # echo out all the services since there is no valid plugin trigger
+    for SERVICE in "${SERVICES[@]}"; do
+      [[ -n "$SERVICE" ]] && echo "$SERVICE"
+    done
+    return 0
+  fi
+
+  export SSH_USER=${SSH_USER:=$USER}
+  export SSH_NAME=${NAME:="default"}
+  # the output of this trigger should be all the services a user has access to
+  plugn trigger user-auth-service "$SSH_USER" "$SSH_NAME" "$PLUGIN_COMMAND_PREFIX" "${SERVICES[@]}"
+}
+
+fn-services-list() {
+  declare desc="prints a filtered list of all local apps"
+  declare FILTER="$1"
+  local services=()
+
+  pushd "$PLUGIN_DATA_ROOT" >/dev/null
+  for f in *; do
+    [[ -d $f ]] || continue
+    services+=("$f")
+  done
+  popd &>/dev/null || pushd "/tmp" >/dev/null
+
+  if [[ "${#services[@]}" -eq 0 ]]; then
+    return
+  fi
+
+  if [[ "$FILTER" == "false" ]]; then
+    for service in "${services[@]}"; do
+      if [[ -n "$service" ]]; then
+        echo "$service"
+      fi
+    done
+    return
+  fi
+
+  for service in $(auth_service_filter "${services[@]}" 2>/dev/null); do
+    if [[ -n "$service" ]]; then
+      echo "$service"
+    fi
+  done
+}
+
 docker_ports_options() {
   declare desc="export a list of exposed ports"
   declare PORTS=("$@")
@@ -27,7 +94,7 @@ docker_ports_options() {
 get_container_ip() {
   declare desc="retrieve the ip address of a container"
   declare CONTAINER_ID="$1"
-  docker inspect --format '{{ .NetworkSettings.IPAddress }}' "$CONTAINER_ID" 2>/dev/null
+  "$DOCKER_BIN" container inspect --format '{{ .NetworkSettings.IPAddress }}' "$CONTAINER_ID" 2>/dev/null
 }
 
 get_database_name() {
@@ -36,7 +103,7 @@ get_database_name() {
   local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
 
   if [[ ! -f "$SERVICE_ROOT/DATABASE_NAME" ]]; then
-    echo "$SERVICE" > "$SERVICE_ROOT/DATABASE_NAME"
+    echo "$SERVICE" >"$SERVICE_ROOT/DATABASE_NAME"
   fi
 
   cat "$SERVICE_ROOT/DATABASE_NAME"
@@ -86,7 +153,7 @@ is_container_status() {
   declare desc="return 0 or 1 depending upon whether a given container has a certain status"
   declare CID="$1" STATUS="$2"
   local TEMPLATE="{{.State.$STATUS}}"
-  local CONTAINER_STATUS=$(docker inspect -f "$TEMPLATE" "$CID" 2>/dev/null || true)
+  local CONTAINER_STATUS=$("$DOCKER_BIN" container inspect -f "$TEMPLATE" "$CID" 2>/dev/null || true)
 
   if [[ "$CONTAINER_STATUS" == "true" ]]; then
     return 0
@@ -141,7 +208,7 @@ retry-docker-command() {
   local i=0 success=false
   until [ $i -ge 100 ]; do
     set +e
-    suppress_output docker exec "$ID" sh -c "$COMMAND"
+    suppress_output "$DOCKER_BIN" container exec "$ID" sh -c "$COMMAND"
     exit_code=$?
     set -e
     if [[ "$exit_code" == 0 ]]; then
@@ -177,12 +244,14 @@ service_alternative_alias() {
 service_app_links() {
   declare desc="output all service links for a given app"
   declare APP="$1"
-  local SERVICE LINKED_APP
+  local LINKED_APP SERVICE SERVICE_ROOT
 
-  pushd "$PLUGIN_DATA_ROOT" >/dev/null
-  for SERVICE in *; do
-    [[ -f "$SERVICE/LINKS" ]] || continue
-    for LINKED_APP in $(<"$SERVICE/LINKS"); do
+  for SERVICE in $(fn-services-list true); do
+    [[ -n "$SERVICE" ]] || continue
+
+    SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
+    [[ -f "$SERVICE_ROOT/LINKS" ]] || continue
+    for LINKED_APP in $(<"$SERVICE_ROOT/LINKS"); do
       if [[ "$LINKED_APP" == "$APP" ]]; then
         echo "$SERVICE"
       fi
@@ -212,7 +281,7 @@ service_backup() {
   BACKUP_TMPDIR=$(mktemp -d --tmpdir)
   trap 'rm -rf "$BACKUP_TMPDIR" > /dev/null' RETURN INT TERM EXIT
 
-  docker inspect "$ID" &>/dev/null || dokku_log_fail "Service container does not exist"
+  "$DOCKER_BIN" container inspect "$ID" &>/dev/null || dokku_log_fail "Service container does not exist"
   is_container_status "$ID" "Running" || dokku_log_fail "Service container is not running"
 
   (service_export "$SERVICE" >"${BACKUP_TMPDIR}/export")
@@ -239,7 +308,7 @@ service_backup() {
   fi
 
   # shellcheck disable=SC2086
-  docker run --rm $BACKUP_PARAMETERS "$PLUGIN_S3BACKUP_IMAGE"
+  "$DOCKER_BIN" container run --rm $BACKUP_PARAMETERS "$PLUGIN_S3BACKUP_IMAGE"
 }
 
 service_commit_config() {
@@ -248,7 +317,6 @@ service_commit_config() {
   local CONFIG_VARIABLE="${PLUGIN_VARIABLE}_CONFIG_OPTIONS"
   local ENV_VARIABLE="${PLUGIN_VARIABLE}_CUSTOM_ENV"
 
-
   custom_env="${!ENV_VARIABLE}"
   [[ -n "$SERVICE_CUSTOM_ENV" ]] && custom_env="$SERVICE_CUSTOM_ENV"
   if [[ -n $custom_env ]]; then
@@ -375,16 +443,16 @@ service_container_rm() {
   local SERVICE_NAME="$(get_service_name "$SERVICE")"
   local ID
 
-  service_stop "$SERVICE"
-  ID=$(docker ps -aq --no-trunc --filter "name=^/$SERVICE_NAME$" --format '{{ .ID }}') || true
+  service_pause "$SERVICE"
+  ID=$("$DOCKER_BIN" container ps -aq --no-trunc --filter "name=^/$SERVICE_NAME$" --format '{{ .ID }}') || true
   # this may be 'true' in tests...
   if [[ -z "$ID" ]] || [[ "$ID" == "true" ]]; then
     return 0
   fi
 
   dokku_log_verbose_quiet "Removing container"
-  docker update --restart=no "$SERVICE_NAME" >/dev/null 2>&1
-  if ! docker rm "$SERVICE_NAME" >/dev/null 2>&1; then
+  "$DOCKER_BIN" container update --restart=no "$SERVICE_NAME" >/dev/null 2>&1
+  if ! "$DOCKER_BIN" container rm "$SERVICE_NAME" >/dev/null 2>&1; then
     dokku_log_fail "Unable to remove container for service $SERVICE"
   fi
 }
@@ -402,13 +470,21 @@ service_enter() {
   local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
   local ID="$(cat "$SERVICE_ROOT/ID")"
 
-  docker inspect "$ID" &>/dev/null || dokku_log_fail "Service container does not exist"
+  "$DOCKER_BIN" container inspect "$ID" &>/dev/null || dokku_log_fail "Service container does not exist"
   is_container_status "$ID" "Running" || dokku_log_fail "Service container is not running"
 
   local EXEC_CMD=""
   has_tty && local DOKKU_RUN_OPTS+=" -i -t"
   # shellcheck disable=SC2086
-  docker exec $DOKKU_RUN_OPTS $ID $EXEC_CMD "${@:-/bin/bash}"
+  "$DOCKER_BIN" container exec $DOKKU_RUN_OPTS $ID $EXEC_CMD "${@:-/bin/bash}"
+}
+
+service_exists() {
+  declare desc="returns 0 or 1 depending on whether service exists or not"
+  declare SERVICE="$1"
+  [[ -z "$SERVICE" ]] && return 1
+  [[ -d "$PLUGIN_DATA_ROOT/$SERVICE" ]] && return 0
+  return 1
 }
 
 service_exposed_ports() {
@@ -425,15 +501,21 @@ service_exposed_ports() {
 
 service_image_exists() {
   declare desc="check if the current image exists"
-  declare SERVICE="$1"
+  declare SERVICE="$1" PLUGIN_IMAGE="${2:-$PLUGIN_IMAGE}" PLUGIN_IMAGE_VERSION="${3:-$PLUGIN_IMAGE_VERSION}"
   local plugin_image="$PLUGIN_IMAGE"
   local plugin_image_version="$PLUGIN_IMAGE_VERSION"
 
-  [[ -f "$SERVICE_ROOT/IMAGE" ]] && plugin_image="$(cat "$SERVICE_ROOT/IMAGE")"
-  [[ -f "$SERVICE_ROOT/IMAGE_VERSION" ]] && plugin_image_version="$(cat "$SERVICE_ROOT/IMAGE_VERSION")"
+  if [[ -z "$PLUGIN_IMAGE" ]] && [[ -f "$SERVICE_ROOT/IMAGE" ]]; then
+    plugin_image="$(cat "$SERVICE_ROOT/IMAGE")"
+  fi
+
+  if [[ -z "$PLUGIN_IMAGE_VERSION" ]] && [[ -f "$SERVICE_ROOT/IMAGE_VERSION" ]]; then
+    plugin_image_version="$(cat "$SERVICE_ROOT/IMAGE_VERSION")"
+  fi
+
   local IMAGE="$plugin_image:$plugin_image_version"
 
-  if [[ "$(docker images -q "$IMAGE" 2>/dev/null)" == "" ]]; then
+  if [[ "$("$DOCKER_BIN" image ls -q "$IMAGE" 2>/dev/null)" == "" ]]; then
     return 1
   fi
 
@@ -521,7 +603,7 @@ service_link() {
   fi
 
   [[ -n $LINK ]] && dokku_log_fail "Already linked as $LINK"
-  plugn trigger service-action pre-link "$SERVICE" "$APP"
+  plugn trigger service-action pre-link "$PLUGIN_COMMAND_PREFIX" "$SERVICE" "$APP"
   add_to_links_file "$SERVICE" "$APP"
 
   if declare -f -F add_passed_docker_option >/dev/null; then
@@ -532,9 +614,13 @@ service_link() {
     dokku docker-options:add "$APP" build,deploy,run "--link $SERVICE_NAME:$SERVICE_DNS_HOSTNAME"
   fi
   [[ -n "$SERVICE_QUERYSTRING" ]] && SERVICE_URL="${SERVICE_URL}?${SERVICE_QUERYSTRING}"
-  plugn trigger service-action post-link "$SERVICE" "$APP"
-  config_set "$APP" "${ALIAS}_URL=$SERVICE_URL"
-  plugn trigger service-action post-link-complete "$SERVICE" "$APP"
+  plugn trigger service-action post-link "$PLUGIN_COMMAND_PREFIX" "$SERVICE" "$APP"
+  if [[ "$DOKKU_GLOBAL_FLAGS" == *"--no-restart"* ]]; then
+    config_set --no-restart "$APP" "${ALIAS}_URL=$SERVICE_URL"
+  else
+    config_set "$APP" "${ALIAS}_URL=$SERVICE_URL"
+  fi
+  plugn trigger service-action post-link-complete "$PLUGIN_COMMAND_PREFIX" "$SERVICE" "$APP"
 }
 
 service_linked_apps() {
@@ -563,36 +649,36 @@ service_links() {
 
 service_list() {
   declare desc="list all services and their status"
-  local SERVICES=$(ls "$PLUGIN_DATA_ROOT" 2>/dev/null)
 
-  if [[ -z $SERVICES ]]; then
+  mapfile -t services < <(fn-services-list true)
+  if [[ "${#services[@]}" -eq 0 ]] || [[ -z "$services" ]]; then
     dokku_log_warn "There are no $PLUGIN_SERVICE services"
     return
   fi
 
   dokku_log_info2_quiet "$PLUGIN_SERVICE services"
-  for SERVICE in $SERVICES; do
-    echo "$SERVICE"
+  for service in "${services[@]}"; do
+    echo "${service}"
   done
 }
 
 service_logs() {
   declare desc="display logs for a service"
-  declare SERVICE="$1" TAIL_FLAG="$2"
+  declare SERVICE="$1" TAIL_FLAG="$2" TAIL_COUNT="$3"
   local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
   local ID=$(cat "$SERVICE_ROOT/ID")
   local RE_INTEGER='^[0-9]+$'
 
-  DOKKU_LOGS_ARGS="--tail 100"
+  DOKKU_LOGS_ARGS="--tail $TAIL_COUNT"
   if [[ "$TAIL_FLAG" == "-t" ]] || [[ "$TAIL_FLAG" == "--tail" ]]; then
-    DOKKU_LOGS_ARGS="--follow"
+    DOKKU_LOGS_ARGS+=" --follow"
   fi
 
-  docker inspect "$ID" &>/dev/null || dokku_log_fail "Service container does not exist"
+  "$DOCKER_BIN" container inspect "$ID" &>/dev/null || dokku_log_fail "Service container does not exist"
   is_container_status "$ID" "Running" || dokku_log_warn "Service logs may not be output as service is not running"
 
   # shellcheck disable=SC2086
-  docker logs $DOKKU_LOGS_ARGS "$ID" 2>&1
+  "$DOCKER_BIN" container logs $DOKKU_LOGS_ARGS "$ID" 2>&1
 }
 
 service_parse_args() {
@@ -710,7 +796,7 @@ service_port_pause() {
   fi
 
   local GREP_NAME="^/${EXPOSED_NAME}$"
-  local CONTAINER_NAME="$(docker ps -f name="$GREP_NAME" --format "{{.Names}}")"
+  local CONTAINER_NAME="$("$DOCKER_BIN" container ps -f name="$GREP_NAME" --format "{{.Names}}")"
   if [[ -z "$CONTAINER_NAME" ]]; then
     if [[ "$LOG_FAIL" == "true" ]]; then
       dokku_log_info1 "Service $SERVICE unexposed"
@@ -719,8 +805,8 @@ service_port_pause() {
     return
   fi
 
-  docker stop "$EXPOSED_NAME" >/dev/null 2>&1 || true
-  docker rm "$EXPOSED_NAME" >/dev/null 2>&1 || true
+  "$DOCKER_BIN" container stop "$EXPOSED_NAME" >/dev/null 2>&1 || true
+  "$DOCKER_BIN" container rm "$EXPOSED_NAME" >/dev/null 2>&1 || true
   if [[ "$LOG_FAIL" == "true" ]]; then
     dokku_log_info1 "Service $SERVICE unexposed"
   fi
@@ -760,7 +846,7 @@ service_port_unpause() {
   echo "${PORTS[@]}" >"$PORT_FILE"
 
   # shellcheck disable=SC2046
-  docker run -d --link "$SERVICE_NAME:$PLUGIN_COMMAND_PREFIX" --name "$EXPOSED_NAME" $(docker_ports_options "${PORTS[@]}") --restart always --label dokku=ambassador --label "dokku.ambassador=$PLUGIN_COMMAND_PREFIX" "$PLUGIN_AMBASSADOR_IMAGE" >/dev/null
+  "$DOCKER_BIN" container run -d --link "$SERVICE_NAME:$PLUGIN_COMMAND_PREFIX" --name "$EXPOSED_NAME" $(docker_ports_options "${PORTS[@]}") --restart always --label dokku=ambassador --label "dokku.ambassador=$PLUGIN_COMMAND_PREFIX" "$PLUGIN_AMBASSADOR_IMAGE" >/dev/null
   if [[ "$LOG_FAIL" == "true" ]]; then
     dokku_log_info1 "Service $SERVICE exposed on port(s) [container->host]: $(service_exposed_ports "$SERVICE")"
   fi
@@ -811,24 +897,24 @@ service_status() {
   local ID="$(cat "$SERVICE_ROOT/ID")"
   local CONTAINER_STATUS
 
-  CONTAINER_STATUS=$(docker inspect -f "{{.State.Status}}" "$ID" 2>/dev/null || true)
+  CONTAINER_STATUS=$("$DOCKER_BIN" container inspect -f "{{.State.Status}}" "$ID" 2>/dev/null || true)
   [[ -n "$CONTAINER_STATUS" ]] && echo "$CONTAINER_STATUS" && return 0
   echo "missing" && return 0
 }
 
-service_stop() {
-  declare desc="stop a running service"
+service_pause() {
+  declare desc="pause a running service"
   declare SERVICE="$1"
   local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
   local SERVICE_NAME="$(get_service_name "$SERVICE")"
-  local ID=$(docker ps -aq --no-trunc --filter "name=^/$SERVICE_NAME$" --format '{{ .ID }}') || true
-  [[ -z $ID ]] && dokku_log_warn "Service is already stopped" && return 0
+  local ID=$("$DOCKER_BIN" container ps -aq --no-trunc --filter "name=^/$SERVICE_NAME$" --format '{{ .ID }}') || true
+  [[ -z $ID ]] && dokku_log_warn "Service is already paused" && return 0
 
   if [[ -n $ID ]]; then
-    dokku_log_info2_quiet "Stopping container"
-    docker stop "$SERVICE_NAME" >/dev/null
+    dokku_log_info2_quiet "Pausing container"
+    "$DOCKER_BIN" container stop "$SERVICE_NAME" >/dev/null
     service_port_pause "$SERVICE"
-    dokku_log_verbose_quiet "Container stopped"
+    dokku_log_verbose_quiet "Container paused"
   else
     dokku_log_verbose_quiet "No container exists for $SERVICE"
   fi
@@ -844,7 +930,7 @@ service_unlink() {
   local SERVICE_DNS_HOSTNAME=$(service_dns_hostname "$SERVICE")
   local LINK=($(echo "$EXISTING_CONFIG" | grep "$SERVICE_URL" | cut -d: -f1)) || true
 
-  plugn trigger service-action pre-unlink "$SERVICE" "$APP"
+  plugn trigger service-action pre-unlink "$PLUGIN_COMMAND_PREFIX" "$SERVICE" "$APP"
   remove_from_links_file "$SERVICE" "$APP"
 
   if declare -f -F add_passed_docker_option >/dev/null; then
@@ -856,16 +942,20 @@ service_unlink() {
   fi
 
   [[ -z ${LINK[*]} ]] && dokku_log_fail "Not linked to app $APP"
-  plugn trigger service-action post-unlink "$SERVICE" "$APP"
-  config_unset "$APP" "${LINK[@]}"
-  plugn trigger service-action post-unlink-complete "$SERVICE" "$APP"
+  plugn trigger service-action post-unlink "$PLUGIN_COMMAND_PREFIX" "$SERVICE" "$APP"
+  if [[ "$DOKKU_GLOBAL_FLAGS" == *"--no-restart"* ]]; then
+    config_unset --no-restart "$APP" "${LINK[@]}"
+  else
+    config_unset "$APP" "${LINK[@]}"
+  fi
+  plugn trigger service-action post-unlink-complete "$PLUGIN_COMMAND_PREFIX" "$SERVICE" "$APP"
 }
 
 service_version() {
   declare desc="display the running version for an image"
   declare SERVICE="$1"
   local SERVICE_NAME="$(get_service_name "$SERVICE")"
-  docker inspect -f '{{.Config.Image}}' "$SERVICE_NAME" 2>/dev/null || true
+  "$DOCKER_BIN" container inspect -f '{{.Config.Image}}' "$SERVICE_NAME" 2>/dev/null || true
 }
 
 update_plugin_scheme_for_app() {
@@ -879,9 +969,21 @@ update_plugin_scheme_for_app() {
 
 verify_service_name() {
   declare desc="verify that a service exists"
-  declare SERVICE="$1"
-  [[ -z "$SERVICE" ]] && dokku_log_fail "(verify_service_name) SERVICE must not be null"
-  [[ ! -d "$PLUGIN_DATA_ROOT/$SERVICE" ]] && dokku_log_fail "$PLUGIN_SERVICE service $SERVICE does not exist"
+  declare SERVICE="$@"
+
+  if [[ -z "$SERVICE" ]]; then
+    dokku_log_fail "SERVICE must not be empty"
+  fi
+
+  if [[ ! -d "$PLUGIN_DATA_ROOT/$SERVICE" ]]; then
+    dokku_log_fail "$PLUGIN_SERVICE service $SERVICE does not exist"
+  fi
+
+  SERVICE="$(auth_service_filter "$SERVICE")"
+  if [[ -z "$SERVICE" ]]; then
+    dokku_log_fail "$PLUGIN_SERVICE service $SERVICE does not exist"
+  fi
+
   return 0
 }
 
@@ -892,5 +994,5 @@ write_database_name() {
 
   # some datastores do not like special characters in database names
   # so we need to normalize them out
-  echo "$SERVICE" | tr .- _ > "$SERVICE_ROOT/DATABASE_NAME"
+  echo "$SERVICE" | tr .- _ >"$SERVICE_ROOT/DATABASE_NAME"
 }

config

@@ -3,7 +3,8 @@ _DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 export MYSQL_IMAGE=${MYSQL_IMAGE:="$(awk -F '[ :]' '{print $2}' "${_DIR}/Dockerfile")"}
 export MYSQL_IMAGE_VERSION=${MYSQL_IMAGE_VERSION:="$(awk -F '[ :]' '{print $3}' "${_DIR}/Dockerfile")"}
 export MYSQL_ROOT=${MYSQL_ROOT:="$DOKKU_LIB_ROOT/services/mysql"}
-export MYSQL_HOST_ROOT=${MYSQL_HOST_ROOT:=$MYSQL_ROOT}
+export DOKKU_LIB_HOST_ROOT=${DOKKU_LIB_HOST_ROOT:=$DOKKU_LIB_ROOT}
+export MYSQL_HOST_ROOT=${MYSQL_HOST_ROOT:="$DOKKU_LIB_HOST_ROOT/services/mysql"}
 
 export PLUGIN_UNIMPLEMENTED_SUBCOMMANDS=()
 export PLUGIN_COMMAND_PREFIX="mysql"
@@ -27,9 +28,9 @@ if [[ -n $DOKKU_API_VERSION ]]; then
   export PLUGIN_BASE_PATH="$PLUGIN_ENABLED_PATH"
 fi
 
-export PLUGIN_BUSYBOX_IMAGE="busybox:1.31.1-uclibc"
-export PLUGIN_AMBASSADOR_IMAGE="dokku/ambassador:0.3.3"
-export PLUGIN_S3BACKUP_IMAGE="dokku/s3backup:0.10.3"
-export PLUGIN_WAIT_IMAGE="dokku/wait:0.4.3"
+export PLUGIN_BUSYBOX_IMAGE="busybox:1.34.1-uclibc"
+export PLUGIN_AMBASSADOR_IMAGE="dokku/ambassador:0.5.0"
+export PLUGIN_S3BACKUP_IMAGE="dokku/s3backup:0.14.0"
+export PLUGIN_WAIT_IMAGE="dokku/wait:0.6.0"
 
 export MYSQL_CONFIG_OPTIONS=${MYSQL_CONFIG_OPTIONS:=""}

functions

@@ -3,7 +3,7 @@ source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/config"
 set -eo pipefail
 [[ $DOKKU_TRACE ]] && set -x
 source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/common-functions"
-source "$PLUGIN_BASE_PATH/common/functions"
+source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
 source "$PLUGIN_AVAILABLE_PATH/config/functions"
 if [[ -f "$PLUGIN_AVAILABLE_PATH/docker-options/functions" ]]; then
   source "$PLUGIN_AVAILABLE_PATH/docker-options/functions"
@@ -18,7 +18,7 @@ service_connect() {
   local SERVICE_TTY_OPTS
   has_tty && SERVICE_TTY_OPTS="-t"
 
-  docker exec --env=LANG=C.UTF-8 --env=LC_ALL=C.UTF-8 -i $SERVICE_TTY_OPTS "$SERVICE_NAME" mysql --user=mysql --password="$PASSWORD" --database="$DATABASE_NAME"
+  "$DOCKER_BIN" container exec --env=LANG=C.UTF-8 --env=LC_ALL=C.UTF-8 -i $SERVICE_TTY_OPTS "$SERVICE_NAME" mysql --user=mysql --password="$PASSWORD" --database="$DATABASE_NAME"
 }
 
 service_create() {
@@ -34,14 +34,14 @@ service_create() {
   if ! service_image_exists "$SERVICE"; then
     if [[ "$PLUGIN_DISABLE_PULL" == "true" ]]; then
       dokku_log_warn "${PLUGIN_DISABLE_PULL_VARIABLE} environment variable detected. Not running pull command." 1>&2
-      dokku_log_warn "   docker pull ${IMAGE}" 1>&2
+      dokku_log_warn "   docker image pull ${IMAGE}" 1>&2
       dokku_log_warn "$PLUGIN_SERVICE service creation failed"
       exit 1
     fi
-    docker pull "$PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION" || dokku_log_fail "$PLUGIN_SERVICE image $PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION pull failed"
+    "$DOCKER_BIN" image pull "$PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION" || dokku_log_fail "$PLUGIN_SERVICE image $PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION pull failed"
   fi
 
-  plugn trigger service-action pre-create "$SERVICE"
+  plugn trigger service-action pre-create "$PLUGIN_COMMAND_PREFIX" "$SERVICE"
   mkdir -p "$SERVICE_ROOT" || dokku_log_fail "Unable to create service directory"
   mkdir -p "$SERVICE_ROOT/data" || dokku_log_fail "Unable to create service data directory"
   mkdir -p "$SERVICE_ROOT/$PLUGIN_CONFIG_SUFFIX" || dokku_log_fail "Unable to create service config directory"
@@ -65,9 +65,9 @@ service_create() {
 
   service_commit_config "$SERVICE"
   write_database_name "$SERVICE"
-  plugn trigger service-action post-create "$SERVICE"
+  plugn trigger service-action post-create "$PLUGIN_COMMAND_PREFIX" "$SERVICE"
   service_create_container "$SERVICE"
-  plugn trigger service-action post-create-complete "$SERVICE"
+  plugn trigger service-action post-create-complete "$PLUGIN_COMMAND_PREFIX" "$SERVICE"
 }
 
 service_create_container() {
@@ -98,11 +98,11 @@ service_create_container() {
   [[ -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" $CONFIG_OPTIONS)
+  ID=$("$DOCKER_BIN" container run --name "$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" $CONFIG_OPTIONS)
   echo "$ID" >"$SERVICE_ROOT/ID"
 
   dokku_log_verbose_quiet "Waiting for container to be ready"
-  docker run --rm --link "$SERVICE_NAME:$PLUGIN_COMMAND_PREFIX" "$PLUGIN_WAIT_IMAGE" -p "$PLUGIN_DATASTORE_WAIT_PORT" >/dev/null
+  "$DOCKER_BIN" container run --rm --link "$SERVICE_NAME:$PLUGIN_COMMAND_PREFIX" "$PLUGIN_WAIT_IMAGE" -p "$PLUGIN_DATASTORE_WAIT_PORT" >/dev/null
 
   dokku_log_info2 "$PLUGIN_SERVICE container created: $SERVICE"
   service_info "$SERVICE"
@@ -116,9 +116,9 @@ service_export() {
   local PASSWORD="$(service_password "$SERVICE")"
 
   [[ -n $SSH_TTY ]] && stty -opost
-  docker exec "$SERVICE_NAME" bash -c "printf '[client]\ndefault-character-set=utf8mb4\npassword=$PASSWORD\n' > /root/credentials.cnf"
-  docker exec "$SERVICE_NAME" mysqldump --defaults-extra-file=/root/credentials.cnf --user=mysql --single-transaction --quick "$DATABASE_NAME"
-  docker exec "$SERVICE_NAME" rm /root/credentials.cnf
+  "$DOCKER_BIN" container exec "$SERVICE_NAME" bash -c "printf '[client]\ndefault-character-set=utf8mb4\npassword=$PASSWORD\n' > /root/credentials.cnf"
+  "$DOCKER_BIN" container exec "$SERVICE_NAME" mysqldump --defaults-extra-file=/root/credentials.cnf --user=mysql --single-transaction --no-tablespaces --quick "$DATABASE_NAME"
+  "$DOCKER_BIN" container exec "$SERVICE_NAME" rm /root/credentials.cnf
   status=$?
   [[ -n $SSH_TTY ]] && stty opost
   exit $status
@@ -135,7 +135,7 @@ service_import() {
   if [[ -t 0 ]]; then
     dokku_log_fail "No data provided on stdin."
   fi
-  docker exec -i "$SERVICE_NAME" mysql --user=root --password="$ROOTPASSWORD" "$DATABASE_NAME"
+  "$DOCKER_BIN" container exec -i "$SERVICE_NAME" mysql --user=root --password="$ROOTPASSWORD" "$DATABASE_NAME"
 }
 
 service_start() {
@@ -143,7 +143,7 @@ service_start() {
   local QUIET="$2"
   local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
   local SERVICE_NAME="$(get_service_name "$SERVICE")"
-  local ID=$(docker ps -aq --no-trunc --filter "status=running" --filter "name=^/$SERVICE_NAME$" --format '{{ .ID }}') || true
+  local ID=$("$DOCKER_BIN" container ps -aq --no-trunc --filter "status=running" --filter "name=^/$SERVICE_NAME$" --format '{{ .ID }}') || true
   if [[ -n $ID ]]; then
     [[ -z $QUIET ]] && dokku_log_warn "Service is already started"
     if [[ ! -f "$SERVICE_ROOT/ID" ]] || [[ "$(cat "$SERVICE_ROOT/ID")" != "$ID" ]]; then
@@ -154,12 +154,12 @@ service_start() {
   fi
 
   dokku_log_info2_quiet "Starting container"
-  local PREVIOUS_ID=$(docker ps -aq --no-trunc --filter "status=exited" --filter "name=^/$SERVICE_NAME$" --format '{{ .ID }}') || true
+  local PREVIOUS_ID=$("$DOCKER_BIN" container ps -aq --no-trunc --filter "status=exited" --filter "name=^/$SERVICE_NAME$" --format '{{ .ID }}') || true
   local ROOTPASSWORD="$(service_root_password "$SERVICE")"
   local PASSWORD="$(service_password "$SERVICE")"
 
   if [[ -n $PREVIOUS_ID ]]; then
-    docker start "$PREVIOUS_ID" >/dev/null
+    "$DOCKER_BIN" container start "$PREVIOUS_ID" >/dev/null
     service_port_unpause "$SERVICE"
     dokku_log_info2 "Container started"
   elif service_image_exists "$SERVICE" && [[ -n "$ROOTPASSWORD" ]] && [[ -n "$PASSWORD" ]]; then

help-functions

@@ -202,6 +202,9 @@ fn-help-subcommand-args() {
     elif [[ "$arg" == *_LIST ]]; then
       arg=${arg%_*}
       args+=" <${arg//_/-}...>"
+    elif [[ "$arg" == *_OPTIONAL ]]; then
+      argName="${arg/_OPTIONAL/}"
+      args+=" [<${argName//_/-}>]"
     else
       args+=" <${arg//_/-}>"
     fi

install

@@ -9,11 +9,11 @@ plugin-install() {
     declare IMAGE="$1"
     if [[ "$PLUGIN_DISABLE_PULL" == "true" ]]; then
       echo " !     ${PLUGIN_DISABLE_PULL_VARIABLE} environment variable detected. Not running pull command." 1>&2
-      echo " !        docker pull ${IMAGE}" 1>&2
+      echo " !        docker image pull ${IMAGE}" 1>&2
       return
     fi
-    if [[ "$(docker images -q "${IMAGE}" 2>/dev/null)" == "" ]]; then
-      docker pull "${IMAGE}"
+    if [[ "$("$DOCKER_BIN" image ls -q "${IMAGE}" 2>/dev/null)" == "" ]]; then
+      "$DOCKER_BIN" image pull "${IMAGE}"
     fi
   }
 
@@ -24,10 +24,10 @@ plugin-install() {
   pull-docker-image "$PLUGIN_WAIT_IMAGE"
 
   mkdir -p "$PLUGIN_DATA_ROOT" || echo "Failed to create $PLUGIN_SERVICE data directory"
-  chown dokku:dokku "$PLUGIN_DATA_ROOT"
+  chown "${DOKKU_SYSTEM_USER}:${DOKKU_SYSTEM_GROUP}" "$PLUGIN_DATA_ROOT"
 
   mkdir -p "$PLUGIN_CONFIG_ROOT" || echo "Failed to create $PLUGIN_SERVICE config directory"
-  chown dokku:dokku "$PLUGIN_CONFIG_ROOT"
+  chown "${DOKKU_SYSTEM_USER}:${DOKKU_SYSTEM_GROUP}" "$PLUGIN_CONFIG_ROOT"
 
   rm -f "/etc/sudoers.d/dokku-${PLUGIN_COMMAND_PREFIX}*"
   _SUDOERS_FILE="/etc/sudoers.d/dokku-${PLUGIN_COMMAND_PREFIX}"
@@ -44,20 +44,22 @@ EOL
 
   chmod 0440 "$_SUDOERS_FILE"
 
-  local SERVICES=$(ls "$PLUGIN_DATA_ROOT" 2>/dev/null)
-  for SERVICE in $SERVICES; do
+  for SERVICE in $(fn-services-list false); do
     local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
 
     if [[ ! -f "$SERVICE_ROOT/IMAGE" ]] || [[ ! -f "$SERVICE_ROOT/IMAGE_VERSION" ]]; then
       local image="$(service_version "$SERVICE")"
       if [[ "$image" == *":"* ]]; then
-        echo "${image%:*}" > "$SERVICE_ROOT/IMAGE"
-        echo "${image##*:}" > "$SERVICE_ROOT/IMAGE_VERSION"
+        echo "${image%:*}" >"$SERVICE_ROOT/IMAGE"
+        echo "${image##*:}" >"$SERVICE_ROOT/IMAGE_VERSION"
       fi
     fi
 
+    chown "${DOKKU_SYSTEM_USER}:${DOKKU_SYSTEM_GROUP}" "$SERVICE_ROOT/IMAGE" "$SERVICE_ROOT/IMAGE_VERSION"
+
     if [[ -f "$SERVICE_ROOT/${PLUGIN_VARIABLE}_CONFIG_OPTIONS" ]]; then
       mv "$SERVICE_ROOT/${PLUGIN_VARIABLE}_CONFIG_OPTIONS" "$SERVICE_ROOT/CONFIG_OPTIONS"
+      chown "${DOKKU_SYSTEM_USER}:${DOKKU_SYSTEM_GROUP}" "$SERVICE_ROOT/CONFIG_OPTIONS"
     fi
   done
 }

plugin.toml

@@ -1,4 +1,4 @@
 [plugin]
 description = "dokku mysql service plugin"
-version = "1.17.1"
+version = "1.27.0"
 [plugin.config]

post-app-clone-setup

@@ -8,8 +8,7 @@ set -eo pipefail
 plugin-post-app-clone-setup() {
   declare OLD_APP_NAME="$1" NEW_APP_NAME="$2"
 
-  local SERVICES=$(ls "$PLUGIN_DATA_ROOT" 2>/dev/null)
-  for SERVICE in $SERVICES; do
+  for SERVICE in $(fn-services-list false); do
     if in_links_file "$SERVICE" "$OLD_APP_NAME"; then
       add_to_links_file "$SERVICE" "$NEW_APP_NAME"
     fi

post-app-rename-setup

@@ -8,8 +8,7 @@ set -eo pipefail
 plugin-post-app-rename-setup() {
   declare OLD_APP_NAME="$1" NEW_APP_NAME="$2"
 
-  local SERVICES=$(ls "$PLUGIN_DATA_ROOT" 2>/dev/null)
-  for SERVICE in $SERVICES; do
+  for SERVICE in $(fn-services-list false); do
     if in_links_file "$SERVICE" "$OLD_APP_NAME"; then
       add_to_links_file "$SERVICE" "$NEW_APP_NAME"
     fi

pre-delete

@@ -1,21 +1,13 @@
 #!/usr/bin/env bash
+source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
 source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/config"
-source "$PLUGIN_BASE_PATH/common/functions"
+source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/functions"
 set -eo pipefail
 [[ $DOKKU_TRACE ]] && set -x
 
-PLUGIN_BASE_PATH="$PLUGIN_PATH"
-if [[ -n $DOKKU_API_VERSION ]]; then
-  PLUGIN_BASE_PATH="$PLUGIN_ENABLED_PATH"
-fi
-source "$PLUGIN_BASE_PATH/common/functions"
-source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/functions"
-
 APP="$1"
-pushd "$PLUGIN_DATA_ROOT" >/dev/null
-for SERVICE in *; do
+for SERVICE in $(fn-services-list false); do
+  [[ -n "$SERVICE" ]] || continue
   dokku_log_verbose_quiet "Unlinking from $SERVICE"
   remove_from_links_file "$(basename "$SERVICE")" "$APP"
 done
-popd >/dev/null 2>&1 || pushd "/tmp" >/dev/null
-exit 0

pre-restore

@@ -7,18 +7,18 @@ set -eo pipefail
 
 plugin-pre-restore() {
   declare SCHEDULER="$1" APP="$2"
+  local status
 
   if [[ "$SCHEDULER" != "docker-local" ]]; then
     return
   fi
 
-  local SERVICES=$(ls "$PLUGIN_DATA_ROOT" 2>/dev/null)
-  for SERVICE in $SERVICES; do
+  for SERVICE in $(fn-services-list false); do
     if ! in_links_file "$SERVICE" "$APP"; then
       continue
     fi
 
-    local status="$(service_status "$SERVICE")"
+    status="$(service_status "$SERVICE")"
     if [[ "$status" == "running" ]]; then
       continue
     fi

pre-start

@@ -7,14 +7,14 @@ set -eo pipefail
 
 plugin-pre-start() {
   declare APP="$1"
+  local status
 
-  local SERVICES=$(ls "$PLUGIN_DATA_ROOT" 2>/dev/null)
-  for SERVICE in $SERVICES; do
+  for SERVICE in $(fn-services-list false); do
     if ! in_links_file "$SERVICE" "$APP"; then
       continue
     fi
 
-    local status="$(service_status "$SERVICE")"
+    status="$(service_status "$SERVICE")"
     if [[ "$status" == "running" ]]; then
       continue
     fi

service-list

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/config"
+source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/common-functions"
+set -eo pipefail
+[[ $DOKKU_TRACE ]] && set -x
+
+plugin-service-list() {
+  declare desc="allows listing all services for use by other dokku plugins"
+  declare SERVICE_TYPE="$1"
+
+  if [[ -n "$SERVICE_TYPE" ]] && [[ "$SERVICE_TYPE" != "$PLUGIN_COMMAND_PREFIX" ]]; then
+    return
+  fi
+
+  for service in $(fn-services-list false); do
+    echo "$PLUGIN_COMMAND_PREFIX:$service"
+  done
+}
+
+plugin-service-list "$@"

subcommands/clone

@@ -14,7 +14,7 @@ service-clone-cmd() {
   #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
-  #F -m|--memory MEMORY, container memory limit (default: unlimited)
+  #F -m|--memory MEMORY, container memory limit in megabytes (default: unlimited)
   #F -p|--password PASSWORD, override the user-level service password
   #F -r|--root-password PASSWORD, override the root-level service password
   #F -s|--shm-size SHM_SIZE, override shared memory size for $PLUGIN_COMMAND_PREFIX docker container
@@ -27,6 +27,9 @@ service-clone-cmd() {
   [[ -z "$SERVICE" ]] && dokku_log_fail "Please specify a valid name for the service"
   [[ -z "$NEW_SERVICE" ]] && dokku_log_fail "Please specify a name for the new service"
   verify_service_name "$SERVICE"
+  if service_exists "$NEW_SERVICE"; then
+    dokku_log_fail "Invalid service name $NEW_SERVICE. Verify the service name is not already in use."
+  fi
 
   local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
   local ID="$(cat "$SERVICE_ROOT/ID")"

subcommands/create

@@ -22,7 +22,7 @@ service-create-cmd() {
   #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
-  #F -m|--memory MEMORY, container memory limit (default: unlimited)
+  #F -m|--memory MEMORY, container memory limit in megabytes (default: unlimited)
   #F -p|--password PASSWORD, override the user-level service password
   #F -r|--root-password PASSWORD, override the root-level service password
   #F -s|--shm-size SHM_SIZE, override shared memory size for $PLUGIN_COMMAND_PREFIX docker container

subcommands/destroy

@@ -41,15 +41,15 @@ service-destroy-cmd() {
   fi
 
   dokku_log_info2_quiet "Deleting $SERVICE"
-  plugn trigger service-action pre-delete "$SERVICE"
+  plugn trigger service-action pre-delete "$PLUGIN_COMMAND_PREFIX" "$SERVICE"
   service_backup_unschedule "$SERVICE"
   service_container_rm "$SERVICE"
 
   dokku_log_verbose_quiet "Removing data"
-  docker run --rm -v "$SERVICE_HOST_ROOT/data:/data" -v "$SERVICE_HOST_ROOT/$PLUGIN_CONFIG_SUFFIX:/config" "$PLUGIN_BUSYBOX_IMAGE" chmod 777 -R /config /data
+  "$DOCKER_BIN" container run --rm -v "$SERVICE_HOST_ROOT/data:/data" -v "$SERVICE_HOST_ROOT/$PLUGIN_CONFIG_SUFFIX:/config" "$PLUGIN_BUSYBOX_IMAGE" chmod 777 -R /config /data
   rm -rf "$SERVICE_ROOT"
 
-  plugn trigger service-action post-delete "$SERVICE"
+  plugn trigger service-action post-delete "$PLUGIN_COMMAND_PREFIX" "$SERVICE"
   dokku_log_info2 "$PLUGIN_SERVICE container deleted: $SERVICE"
 }
 

subcommands/enter

@@ -19,6 +19,7 @@ service-enter-cmd() {
   [[ ${argv[0]} == "$cmd" ]] && shift 1
   declare SERVICE="$1"
 
+  verify_service_name "$SERVICE"
   dokku_log_info1_quiet "Filesystem changes may not persist after container restarts"
   service_enter "$SERVICE" "${@:2}"
 }

subcommands/logs

@@ -10,16 +10,18 @@ service-logs-cmd() {
   #E dokku $PLUGIN_COMMAND_PREFIX:logs lollipop
   #E by default, logs will not be tailed, but you can do this with the --tail flag:
   #E dokku $PLUGIN_COMMAND_PREFIX:logs lollipop --tail
+  #E the default tail setting is to show all logs, but an initial count can also be specified
+  #E dokku $PLUGIN_COMMAND_PREFIX:logs lollipop --tail 5
   #A service, service to run command against
-  #F -t|--tail, do not stop when end of the logs are reached and wait for additional output
+  #F -t|--tail [<tail-num>], do not stop when end of the logs are reached and wait for additional output
   declare desc="print the most recent log(s) for this service"
   local cmd="$PLUGIN_COMMAND_PREFIX:logs" argv=("$@")
   [[ ${argv[0]} == "$cmd" ]] && shift 1
-  declare SERVICE="$1" TAIL_FLAG="$2"
+  declare SERVICE="$1" TAIL_FLAG="$2" TAIL_NUM_OPTIONAL="${3:-all}"
 
   [[ -z "$SERVICE" ]] && dokku_log_fail "Please specify a valid name for the service"
   verify_service_name "$SERVICE"
-  service_logs "$SERVICE" "$TAIL_FLAG"
+  service_logs "$SERVICE" "$TAIL_FLAG" "$TAIL_NUM_OPTIONAL"
 }
 
 service-logs-cmd "$@"

subcommands/pause

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+source "$(dirname "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)")/config"
+set -eo pipefail
+[[ $DOKKU_TRACE ]] && set -x
+source "$PLUGIN_BASE_PATH/common/functions"
+source "$(dirname "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)")/functions"
+
+service-pause-cmd() {
+  #E pause the running container for the service
+  #E dokku $PLUGIN_COMMAND_PREFIX:pause lollipop
+  #A service, service to run command against
+  declare desc="pause a running $PLUGIN_SERVICE service"
+  local cmd="$PLUGIN_COMMAND_PREFIX:pause" argv=("$@")
+  [[ ${argv[0]} == "$cmd" ]] && shift 1
+  declare SERVICE="$1"
+
+  [[ -z "$SERVICE" ]] && dokku_log_fail "Please specify a valid name for the service"
+  verify_service_name "$SERVICE"
+  service_pause "$SERVICE"
+}
+
+service-pause-cmd "$@"

subcommands/restart

@@ -16,7 +16,7 @@ service-restart-cmd() {
 
   [[ -z "$SERVICE" ]] && dokku_log_fail "Please specify a valid name for the service"
   verify_service_name "$SERVICE"
-  service_stop "$SERVICE"
+  service_pause "$SERVICE"
   service_start "$SERVICE"
   dokku_log_info1 "Please call dokku ps:restart on all linked apps"
 }

subcommands/stop

@@ -6,7 +6,7 @@ source "$PLUGIN_BASE_PATH/common/functions"
 source "$(dirname "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)")/functions"
 
 service-stop-cmd() {
-  #E stop the service and the running container
+  #E stop the service and removes the running container
   #E dokku $PLUGIN_COMMAND_PREFIX:stop lollipop
   #A service, service to run command against
   declare desc="stop a running $PLUGIN_SERVICE service"
@@ -16,7 +16,7 @@ service-stop-cmd() {
 
   [[ -z "$SERVICE" ]] && dokku_log_fail "Please specify a valid name for the service"
   verify_service_name "$SERVICE"
-  service_stop "$SERVICE"
+  service_container_rm "$SERVICE"
 }
 
 service-stop-cmd "$@"

subcommands/upgrade

@@ -28,8 +28,14 @@ service-upgrade-cmd() {
 
   service_parse_args "${@:2}"
 
-  if ! service_image_exists "$SERVICE"; then
-    dokku_log_fail "Unable to proceed with upgrade, image ${PLUGIN_IMAGE}:${PLUGIN_IMAGE_VERSION} does not exist"
+  if ! service_image_exists "$SERVICE" "$PLUGIN_IMAGE" "$PLUGIN_IMAGE_VERSION"; then
+    if [[ "$PLUGIN_DISABLE_PULL" == "true" ]]; then
+      dokku_log_warn "${PLUGIN_DISABLE_PULL_VARIABLE} environment variable detected. Not running pull command." 1>&2
+      dokku_log_warn "   docker image pull ${IMAGE}" 1>&2
+      dokku_log_warn "$PLUGIN_SERVICE service $SERVICE upgrade failed"
+      exit 1
+    fi
+    "$DOCKER_BIN" image pull "$PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION" || dokku_log_fail "$PLUGIN_SERVICE image $PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION pull failed"
   fi
 
   local NEW_PLUGIN_IMAGE_TAG="$PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION"

tests/hook_pre_delete.bats

@@ -13,7 +13,7 @@ teardown() {
 }
 
 @test "($PLUGIN_COMMAND_PREFIX:hook:pre-delete) removes app from links file when destroying app" {
-  [[ -n $(< "$PLUGIN_DATA_ROOT/l/LINKS") ]]
+  [[ -n $(<"$PLUGIN_DATA_ROOT/l/LINKS") ]]
   dokku --force apps:destroy my-app
-  [[ -z $(< "$PLUGIN_DATA_ROOT/l/LINKS") ]]
+  [[ -z $(<"$PLUGIN_DATA_ROOT/l/LINKS") ]]
 }

tests/service_clone.bats

@@ -30,7 +30,7 @@ teardown() {
 @test "($PLUGIN_COMMAND_PREFIX:clone) error when new service already exists" {
   dokku "$PLUGIN_COMMAND_PREFIX:create" new_service
   run dokku "$PLUGIN_COMMAND_PREFIX:clone" l new_service
-  assert_contains "${lines[*]}" "service new_service already exists"
+  assert_contains "${lines[*]}" "Invalid service name new_service"
   assert_failure
 
   dokku --force "$PLUGIN_COMMAND_PREFIX:destroy" new_service

tests/service_export.bats

@@ -23,7 +23,7 @@ teardown() {
   if [[ -n "$GITHUB_WORKFLOW" ]]; then
     skip "No tty is available on Github Actions"
   fi
-  export SSH_TTY=`tty`
+  export SSH_TTY=$(tty)
   run dokku "$PLUGIN_COMMAND_PREFIX:export" l
   echo "output: $output"
   echo "status: $status"

tests/service_import.bats

@@ -33,7 +33,7 @@ teardown() {
 }
 
 @test "($PLUGIN_COMMAND_PREFIX:import) success" {
-  run dokku "$PLUGIN_COMMAND_PREFIX:import" l < "/tmp/fake.sql"
+  run dokku "$PLUGIN_COMMAND_PREFIX:import" l <"/tmp/fake.sql"
   echo "output: $output"
   echo "status: $status"
   assert_success

tests/service_link.bats

@@ -13,7 +13,6 @@ teardown() {
   dokku --force apps:destroy my-app
 }
 
-
 @test "($PLUGIN_COMMAND_PREFIX:link) error when there are no arguments" {
   run dokku "$PLUGIN_COMMAND_PREFIX:link"
   echo "output: $output"

tests/service_pause.bats

@@ -0,0 +1,25 @@
+#!/usr/bin/env bats
+load test_helper
+
+setup() {
+  dokku "$PLUGIN_COMMAND_PREFIX:create" l
+}
+
+teardown() {
+  dokku --force "$PLUGIN_COMMAND_PREFIX:destroy" l
+}
+
+@test "($PLUGIN_COMMAND_PREFIX:pause) error when there are no arguments" {
+  run dokku "$PLUGIN_COMMAND_PREFIX:pause"
+  assert_contains "${lines[*]}" "Please specify a valid name for the service"
+}
+
+@test "($PLUGIN_COMMAND_PREFIX:pause) error when service does not exist" {
+  run dokku "$PLUGIN_COMMAND_PREFIX:pause" not_existing_service
+  assert_contains "${lines[*]}" "service not_existing_service does not exist"
+}
+
+@test "($PLUGIN_COMMAND_PREFIX:pause) success" {
+  run dokku "$PLUGIN_COMMAND_PREFIX:pause" l
+  assert_success
+}

tests/service_restart.bats

@@ -23,4 +23,3 @@ teardown() {
   run dokku "$PLUGIN_COMMAND_PREFIX:restart" l
   assert_success
 }
-

tests/service_start.bats

@@ -23,4 +23,3 @@ teardown() {
   run dokku "$PLUGIN_COMMAND_PREFIX:start" l
   assert_success
 }
-

tests/service_stop.bats

@@ -23,4 +23,3 @@ teardown() {
   run dokku "$PLUGIN_COMMAND_PREFIX:stop" l
   assert_success
 }
-

tests/service_unexpose.bats

@@ -25,4 +25,3 @@ teardown() {
   [[ ! -f $PLUGIN_DATA_ROOT/PORT ]]
   assert_contains "${lines[*]}" "Service l unexposed"
 }
-