Re: How to detect (from the command line) if a service is available?

From: Paul R. Sadowski [MVP] (sadowski_at_mvps.org)
Date: 01/25/05 

Date: Tue, 25 Jan 2005 20:48:58 GMT

Hello, Mbene:
On Tue, 25 Jan 2005 21:43:04 +0100: you wrote...

 MO> I want to check if a service (in this case: openssh) is available on
the
 MO> local computer. Normally I could start the service by typing
 MO>
 MO> net start openssh
 MO>
 MO> but this would start the service (if existing). Is there a way to find
 MO> out if the service is available without starting it?

Use SC.
DESCRIPTION:
        SC is a command line program used for communicating with the
        NT Service Controller and services.
USAGE:
        sc <server> [command] [service name] <option1> <option2>...

        The option <server> has the form "\\ServerName"
        Further help on commands can be obtained by typing: "sc [command]"
        Commands:
          query-----------Queries the status for a service, or
                          enumerates the status for types of services.
          queryex---------Queries the extended status for a service, or
                          enumerates the status for types of services.
          start-----------Starts a service.
          pause-----------Sends a PAUSE control request to a service.
          interrogate-----Sends an INTERROGATE control request to a service.
          continue--------Sends a CONTINUE control request to a service.
          stop------------Sends a STOP request to a service.
          config----------Changes the configuration of a service
(persistant).
          description-----Changes the description of a service.
          failure---------Changes the actions taken by a service upon
failure.
          qc--------------Queries the configuration information for a
service.
          qdescription----Queries the description for a service.
          qfailure--------Queries the actions taken by a service upon
failure.
          delete----------Deletes a service (from the registry).
          create----------Creates a service. (adds it to the registry).
          control---------Sends a control to a service.
          sdshow----------Displays a service's security descriptor.
          sdset-----------Sets a service's security descriptor.
          GetDisplayName--Gets the DisplayName for a service.
          GetKeyName------Gets the ServiceKeyName for a service.
          EnumDepend------Enumerates Service Dependencies.

        The following commands don't require a service name:
        sc <server> <command> <option>
          boot------------(ok | bad) Indicates whether the last boot should
                          be saved as the last-known-good boot configuration
          Lock------------Locks the Service Database
          QueryLock-------Queries the LockStatus for the SCManager Database
EXAMPLE:
        sc start MyService

Regards, Paul R. Sadowski [MVP].

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