Re: [Condor-users] running VMware VIX job with Condor

["Burnett, Ben" <ben.burnett@xxxxxxxx>]

Hi Arindam:

It might be that the script if failing because you are asking it to launch the VM GUI.  You might try starting the VM without the GUI.  

Regards,
-B

On 2011-06-21, at 10:14 AM, Arindam Choudhury wrote:

> 
> HI,
> 
> I have test.c VMware VIX script in execution node which look for running vm and if there is no running vm then it start a fedora vm.
> 
> the test.c:
> 
> #include <stdio.h>
> #include <stdlib.h>
> 
> 
> #include "vix.h"
> 
> #define CONNTYPE VIX_SERVICEPROVIDER_VMWARE_PLAYER
> 
> #define HOSTNAME NULL
> 
> #define HOSTPORT 0
> #define USERNAME NULL
> #define PASSWORD NULL
> 
> #define VM_NUMBER 4
> 
> int vmHandleIndex = 0;
> int runningVMCount = 0;
> VixHandle   hostHandle = VIX_INVALID_HANDLE;
> 
> char *runningVM[VM_NUMBER];
> 
> static void find_runningVM(VixHandle jobHandle,VixEventType ev,VixHandle moreEvInfo,void *cd)
> {
>    VixError err = VIX_OK;
>    char *loc = NULL;
> 
>    if (VIX_EVENTTYPE_FIND_ITEM != ev) {
>        return;
>    }
> 
>    if (runningVMCount < VM_NUMBER) { 
>    err = Vix_GetProperties(moreEvInfo,VIX_PROPERTY_FOUND_ITEM_LOCATION,&loc,VIX_PROPERTY_NONE);
>    if (VIX_SUCCEEDED(err)) {
>    runningVM[runningVMCount] = loc;
>    runningVMCount++;
> 
>    } else {
>        fprintf(stderr,"GetProperties failed (%s)\n",Vix_GetErrorText(err, NULL));
>    }
>    } else {
>        fprintf(stderr, "Warning: found too many virtual machines!\n"); 
>    }
> }
> 
> int main(int argc, char **argv)
> {
>    VixError    err;
>    VixHandle   jobHandle = VIX_INVALID_HANDLE;
>    VixHandle   vmHandle = VIX_INVALID_HANDLE;
>    int i;
> 
>    jobHandle = VixHost_Connect(VIX_API_VERSION,CONNTYPE,HOSTNAME,HOSTPORT,USERNAME,PASSWORD,0,VIX_INVALID_HANDLE,NULL,NULL);
>    err = VixJob_Wait(jobHandle,VIX_PROPERTY_JOB_RESULT_HANDLE,&hostHandle,VIX_PROPERTY_NONE);
>    Vix_ReleaseHandle(jobHandle);
>    if (VIX_FAILED(err)) {
>        fprintf(stderr,"Failed to connect to host (%s)\n",Vix_GetErrorText(err, NULL));
>        goto abort;
>    }
> 
>    printf("About to find running virtual machines\n");
> 
>    jobHandle = VixHost_FindItems(hostHandle,VIX_FIND_RUNNING_VMS,VIX_INVALID_HANDLE, -1,find_runningVM,NULL);
> 
>    err = VixJob_Wait(jobHandle, VIX_PROPERTY_NONE);
>    Vix_ReleaseHandle(jobHandle);
>    if (VIX_FAILED(err)) {
>        fprintf(stderr,"FindItems failed (%s)\n",Vix_GetErrorText(err, NULL));
>        goto abort;
>    }
>    printf("Listing running virtual machines\n");
> 
>    printf("number of running virtual machine: %d\n", runningVMCount);
>    for(i = 0; i < runningVMCount; ++i) {
>        printf("%s\n",runningVM[i]);
>    }
> 
>    if(runningVMCount > 0)
>    {
>        printf("can not start more virtual machine\n");
>        goto abort;
>    } else {
> 
>        printf ("about to open \n");
>           jobHandle = VixVM_Open(hostHandle, "/home/condor/vmware/Fedora/Fedora.vmx",NULL,NULL); 
>          err = VixJob_Wait(jobHandle, VIX_PROPERTY_JOB_RESULT_HANDLE, &vmHandle, VIX_PROPERTY_NONE);
>           Vix_ReleaseHandle(jobHandle);
>           if (VIX_FAILED(err))
>        {
>                fprintf(stderr, "failed to open virtual machine (%"FMT64"d %s)\n", err,
>                 Vix_GetErrorText(err, NULL));
>                 goto abort;
>           }
>          printf ("opened (%d)\n", vmHandle);
> 
>           printf("powering on\n");
>           jobHandle = VixVM_PowerOn(vmHandle,VIX_VMPOWEROP_LAUNCH_GUI,VIX_INVALID_HANDLE,NULL,NULL);
>           err = VixJob_Wait(jobHandle, VIX_PROPERTY_NONE);
>           Vix_ReleaseHandle(jobHandle);
>           if (VIX_FAILED(err)) {
>                 fprintf(stderr, "failed to power on virtual machine (%"FMT64"d %s)\n", err,
>                     Vix_GetErrorText(err, NULL));
>                 goto abort;
>           }
>           printf("powered on\n");
>    }
> 
> ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
>    abort:
>        VixHost_Disconnect(hostHandle);
> /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
> }
> 
> to compile I use a make file:
> 
> WRAPPER = -lvixAllProducts -ldl
> SERVER11 = /usr/lib/vmware-vix/lib/server-1/32bit/libvix.so
> WORKST60 = /usr/lib/vmware-vix/lib/ws-3/32bit/libvix.so
> SERVER20 = /usr/lib/vmware-vix/lib/VIServer-2.0.0/32bit/libvix.so
> WORKST65 = /usr/lib/vmware-vix/lib/Workstation-6.5.0/32bit/libvix.so
> WRAPORNOT = $(WRAPPER)
> VIXH = -I/usr/include/vmware-vix
> 
> all:test
> 
> test: test.c
>    gcc $(VIXH) test.c -o test $(WRAPORNOT)
> clean:
>    rm -f test
> 
> when run on terminal it gives the following output and starts the vm:
> 
> [condor@aopcach experiment]$ ./test
> About to find running virtual machines
> Listing running virtual machines
> number of running virtual machine: 0
> about to open 
> opened (34603069)
> powering on
> powered on
> [condor@aopcach experiment]$ 
> 
> when executed with condor using the following submit file:
> 
> Universe   = vanilla
> transfer_executable = false
> Executable = /home/condor/experiment/test
> Log        = simple2.log
> Output     = simple2.out
> Error      = simple2.error
> Requirements = (Machine == "aopcach.uab.es")
> run_as_owner = true
> copy_to_spool = false
> Queue
> 
> it gives the following output without starting the vm. here submit node and execute node is same:
> 
> [condor@aopcach ~]$ cat simple2.out 
> About to find running virtual machines
> Listing running virtual machines
> number of running virtual machine: 0
> about to open 
> opened (35651645)
> powering on
> [condor@aopcach ~]$
> 
> if I use the following submit file then the job keeps running for indefinite time:
> 
> Universe   = vanilla
> transfer_executable = false
> Executable = /home/condor/experiment/test
> Log        = simple2.log
> Output     = simple2.out
> Error      = simple2.error
> Requirements = (Machine == "aopcach.uab.es")
> run_as_owner = true
> copy_to_spool = false
> should_transfer_files = YES
> when_to_transfer_output = ON_EXIT
> Queue
> 
> with simple C program, everything runs fine. But with VIX, I am facing the problems.
> 
> -Arindam
> 
> 
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--
Ben Burnett
Optimization Research Group
Department of Math & Computer Science
University of Lethbridge
http://optimization.cs.uleth.ca

"Everyone is entitled to their opinion; you're not entitled to your own fact."
- Michael Specter