feat(windows): simplify emqx_ctl for windows

bin/emqx.cmd

@@ -8,6 +8,7 @@
 :: * restart - run the stop command and start command
 :: * uninstall - uninstall the service and kill a running node
 :: * ping - check if the node is running
+:: * ctl - run management commands
 :: * console - start the Erlang release in a `werl` Windows shell
 :: * attach - connect to a running node and open an interactive console
 :: * list - display a listing of installed Erlang services
@@ -85,6 +86,7 @@
 @if "%1"=="restart" @call :stop && @goto start
 @if "%1"=="console" @goto console
 @if "%1"=="ping" @goto ping
+@if "%1"=="ctl" @goto ctl
 @if "%1"=="list" @goto list
 @if "%1"=="attach" @goto attach
 @if "%1"=="" @goto usage
@@ -173,7 +175,7 @@
 
 :: Display usage information
 :usage
-@echo usage: %~n0 ^(install^|uninstall^|start^|stop^|restart^|console^|ping^|list^|attach^)
+@echo usage: %~n0 ^(install^|uninstall^|start^|stop^|restart^|console^|ping^|ctl^|list^|attach^)
 @goto :eof
 
 :: Install the release as a Windows service
@@ -234,6 +236,12 @@ cd /d %rel_root_dir%
 @%escript% %nodetool% ping %node_type% "%node_name%" -setcookie "%node_cookie%"
 @goto :eof
 
+:: ctl to execute management commands
+:ctl
+@for /f "usebackq tokens=1*" %%i in (`echo %*`) DO @ set params=%%j
+@%escript% %nodetool% %node_type% "%node_name%" -setcookie "%node_cookie%" rpc_infinity emqx_ctl run_command %params%
+@goto :eof
+
 :: List installed Erlang services
 :list
 @%erlsrv% list %service_name%

bin/emqx_ctl.cmd

@@ -1,92 +1,11 @@
-:: The batch file for emqx_ctl command
+:: The batch file for 'emqx ctl' command
 
 @set args=%*
 
-:: Set variables that describe the release
-@set rel_name=emqx
-@set rel_vsn={{ release_version }}
-@set erts_vsn={{ erts_vsn }}
-@set erl_opts={{ erl_opts }}
-
 :: Discover the release root directory from the directory
 :: of this script
 @set script_dir=%~dp0
 @for %%A in ("%script_dir%\..") do @(
   set rel_root_dir=%%~fA
 )
-@set rel_dir=%rel_root_dir%\releases\%rel_vsn%
+@%rel_root_dir%\bin\emqx.cmd ctl %args%
-@set emqx_conf=%rel_root_dir%\etc\emqx.conf
-
-@call :find_erts_dir
-
-@set bindir=%erts_dir%\bin
-@set progname=erl.exe
-@set escript="%bindir%\escript.exe"
-@set nodetool="%rel_root_dir%\bin\nodetool"
-@set node_type="-name"
-
-:: Extract node name from emqx.conf
-@for /f "usebackq delims=\= tokens=2" %%I in (`findstr /b node\.name "%emqx_conf%"`) do @(
-  @call :set_trim node_name %%I
-)
-
-:: Extract node cookie from emqx.conf
-@for /f "usebackq delims=\= tokens=2" %%I in (`findstr /b node\.cookie "%emqx_conf%"`) do @(
-  @call :set_trim node_cookie= %%I
-)
-
-:: Write the erl.ini file to set up paths relative to this script
-@call :write_ini
-
-:: If a start.boot file is not present, copy one from the named .boot file
-@if not exist "%rel_dir%\start.boot" (
-  copy "%rel_dir%\%rel_name%.boot" "%rel_dir%\start.boot" >nul
-)
-
-@%escript% %nodetool% %node_type% "%node_name%" -setcookie "%node_cookie%" rpc emqx_ctl run_command %args%
-
-:: Find the ERTS dir
-:find_erts_dir
-@set possible_erts_dir=%rel_root_dir%\erts-%erts_vsn%
-@if exist "%possible_erts_dir%" (
-  call :set_erts_dir_from_default
-) else (
-  call :set_erts_dir_from_erl
-)
-@goto :eof
-
-:: Set the ERTS dir from the passed in erts_vsn
-:set_erts_dir_from_default
-@set erts_dir=%possible_erts_dir%
-@set rootdir=%rel_root_dir%
-@goto :eof
-
-:: Set the ERTS dir from erl
-:set_erts_dir_from_erl
-@for /f "delims=" %%i in ('where erl') do @(
-  set erl=%%i
-)
-@set dir_cmd="%erl%" -noshell -eval "io:format(\"~s\", [filename:nativename(code:root_dir())])." -s init stop
-@for /f %%i in ('%%dir_cmd%%') do @(
-  set erl_root=%%i
-)
-@set erts_dir=%erl_root%\erts-%erts_vsn%
-@set rootdir=%erl_root%
-@goto :eof
-
-:: Write the erl.ini file
-:write_ini
-@set erl_ini=%erts_dir%\bin\erl.ini
-@set converted_bindir=%bindir:\=\\%
-@set converted_rootdir=%rootdir:\=\\%
-@echo [erlang] > "%erl_ini%"
-@echo Bindir=%converted_bindir% >> "%erl_ini%"
-@echo Progname=%progname% >> "%erl_ini%"
-@echo Rootdir=%converted_rootdir% >> "%erl_ini%"
-@goto :eof
-
-:: Trim variable
-:set_trim
-@set %1=%2
-@goto :eof
-