I have a .bat script that attempts to start a Windows service at the end.
:start_wildfly
echo.
set /p wildfly_service_name="Enter Wildfly service name: "
echo INFO: Starting %wildfly_service_name%...
echo.
call net start "%wildfly_service_name%"
I want to be able to interpret the result of the net start
attempt so that I can have my script take the appropriate action if it fails (e.g. if the service is already running, restart it. If the service name is invalid, re-prompt for the name again, if the user doesn't have sufficient privileges, exit).
The problem is that the NET command does not return the documented Win32_Service class codes.
It does echo errors on the console, however:
The requested service has already been started.
More help is available by typing NET HELPMSG 2182.
See http://ss64.com/nt/net_service.html for a list of the errors.
Unforunately, the errorlevel
variable is always 2
in these error cases, so I can't rely on that.
What I'm now trying to do is run a FIND
on the output of the NET
command, searching for specific error codes and act upon them.
net start Wildfly 2>&1 | FIND "2182"
if %errorlevel% equ 0 goto service_already_running
So, the result of the FIND
is stored in errorlevel
and I can check to see if the FIND
succeeded by checking if errorlevel
is 0. This works.
Now, the problem comes when I want to check for more than one error code. I don't know how to expand the code above to check for "2185" as well, for example, and goto a different label in that case.
I'm now attempting to store the entire result of the NET
command into a variable, and then run a FINDSTR
on that variable.
setlocal EnableDelayedExpansion
set "output_cnt=0"
for /F "delims=" %%f in ('dir /b') do (
set /a output_cnt+=1
set "output[!output_cnt!]=%%f"
)
for /L %%n in (1 1 !output_cnt!) DO echo !output[%%n]!
This should store and echo each line of the output, however the last line doesn't seem to do anything.
And then I've also found some code that should search within a variable and return whether or not that string was found:
echo.%output%|findstr /C:"2182" >nul 2>&1 && echo Found || echo Not found.
I've had no luck putting it all together though. I just want to be able to interpret the result of the NET START <SERVICE>
and jump to certain labels based on the result.
net start
attemptso that I can have my script take the appropriate action if it fails (e.g. if the service is already running, restart it. If the service name is invalid, re-prompt for the name again, if the user doesn't have sufficient privileges, exit).
Start the service as you are already doing:
net start "%wildfly_service_name%"
Now check the status of the service.
There are two ways to do this.
Use net start
again to see if the service is running:
net start | find "%wildfly_service_name%" > nul
if errorlevel 1 echo The service is not running
Use sc
(Service Control) to check the service status:
SC query %wildfly_service_name% | find "STATE" | find "STOPPED"
Or
sc query %wildfly_service_name% | find "STATE" | find "RUNNING"
The two statements above will return %errorlevel%
= 1
if the text is not found.
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