Release 1.17.0

This won't _also_ fix issues when an app is deployed as there isn't an exposed hook for it, but it should fix many other issues.

For the app deployment problem, we'll need a new hook upstream.

Refs dokku/dokku-redis#138

README.md

@@ -40,7 +40,7 @@ postgres:link <service> <app> [--link-flags...]    # link the postgres service t
 postgres:linked <service> <app>                    # check if the postgres service is linked to an app
 postgres:links <service>                           # list all apps linked to the postgres service
 postgres:list                                      # list all postgres services
-postgres:logs <service> [-t|--tail]                # print the most recent log(s) for this service
+postgres:logs <service> [-t|--tail] <tail-num-optional> # print the most recent log(s) for this service
 postgres:promote <service> <app>                   # promote service <service> as DATABASE_URL in <app>
 postgres:restart <service>                         # graceful shutdown and restart of the postgres service container
 postgres:start <service>                           # start a previously stopped postgres service
@@ -159,12 +159,12 @@ dokku postgres:list
 
 ```shell
 # usage
-dokku postgres:logs <service> [-t|--tail]
+dokku postgres: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:
 
@@ -178,6 +178,12 @@ By default, logs will not be tailed, but you can do this with the --tail flag:
 dokku postgres:logs lollipop --tail
 ```
 
+The default tail setting is to show all logs, but an initial count can also be specified:
+
+```shell
+dokku postgres:logs lollipop --tail 5
+```
+
 ### link the postgres service to the app
 
 ```shell

common-functions

@@ -451,7 +451,7 @@ service_info() {
 
   local flag_map=(
     "--config-dir: ${SERVICE_ROOT}/${PLUGIN_CONFIG_SUFFIX}"
-    "--config-options: $(cat "$SERVICE_ROOT/CONFIG_OPTIONS")"
+    "--config-options: $(cat "$SERVICE_ROOT/CONFIG_OPTIONS" 2>/dev/null || true)"
     "--data-dir: ${SERVICE_ROOT}/data"
     "--dsn: ${SERVICE_URL}"
     "--exposed-ports: $(service_exposed_ports "$SERVICE")"
@@ -463,7 +463,7 @@ service_info() {
     "--version: $(service_version "$SERVICE")"
   )
   if [[ -z "$INFO_FLAG" ]]; then
-    dokku_log_info2 "$SERVICE $PLUGIN_COMMAND_PREFIX service information"
+    dokku_log_info2_quiet "$SERVICE $PLUGIN_COMMAND_PREFIX service information"
     for flag in "${flag_map[@]}"; do
       key="$(echo "${flag#--}" | cut -f1 -d' ' | tr - ' ')"
       dokku_log_verbose "$(printf "%-20s %-25s" "${key^}" "${flag#*: }")"
@@ -578,14 +578,14 @@ service_list() {
 
 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"

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

plugin.toml

@@ -1,4 +1,4 @@
 [plugin]
 description = "dokku postgres service plugin"
-version = "1.14.1"
+version = "1.17.0"
 [plugin.config]

pre-restore

@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/config"
+source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/common-functions"
+source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/functions"
+set -eo pipefail
+[[ $DOKKU_TRACE ]] && set -x
+
+plugin-pre-restore() {
+  declare SCHEDULER="$1" APP="$2"
+
+  if [[ "$SCHEDULER" != "docker-local" ]]; then
+    return
+  fi
+
+  local SERVICES=$(ls "$PLUGIN_DATA_ROOT" 2>/dev/null)
+  for SERVICE in $SERVICES; do
+    if ! in_links_file "$SERVICE" "$APP"; then
+      continue
+    fi
+
+    local status="$(service_status "$SERVICE")"
+    if [[ "$status" == "running" ]]; then
+      continue
+    fi
+
+    if [[ "$status" == "restarting" ]]; then
+      dokku_log_warn "$PLUGIN_SERVICE service $SERVICE is restarting and may cause issues with linked app $APP"
+      continue
+    fi
+
+    dokku_log_warn "$PLUGIN_SERVICE service $SERVICE is not running, issuing service start"
+    service_start "$SERVICE"
+  done
+}
+
+plugin-pre-restore "$@"

pre-start

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/config"
+source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/common-functions"
+source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/functions"
+set -eo pipefail
+[[ $DOKKU_TRACE ]] && set -x
+
+plugin-pre-start() {
+  declare APP="$1"
+
+  local SERVICES=$(ls "$PLUGIN_DATA_ROOT" 2>/dev/null)
+  for SERVICE in $SERVICES; do
+    if ! in_links_file "$SERVICE" "$APP"; then
+      continue
+    fi
+
+    local status="$(service_status "$SERVICE")"
+    if [[ "$status" == "running" ]]; then
+      continue
+    fi
+
+    if [[ "$status" == "restarting" ]]; then
+      dokku_log_warn "$PLUGIN_SERVICE service $SERVICE is restarting and may cause issues with linked app $APP"
+      continue
+    fi
+
+    dokku_log_warn "$PLUGIN_SERVICE service $SERVICE is not running, issuing service start"
+    service_start "$SERVICE"
+  done
+}
+
+plugin-pre-start "$@"

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 "$@"