C++ saAmfResponse函数代码示例

void ReadinessStateSetCallback (SaInvocationT invocation,
	const SaNameT *compName,
	SaAmfReadinessStateT readinessState)
{
	switch (readinessState) {
	case SA_AMF_IN_SERVICE:
		printf ("ReadinessStateSetCallback: '");
		printSaNameT ((SaNameT *)compName);
		printf ("' requested to enter operational state SA_AMF_IN_SERVICE.\n");
		saAmfResponse (invocation, SA_OK);
		break;
	case SA_AMF_OUT_OF_SERVICE:
		printf ("ReadinessStateSetCallback: '");
		printSaNameT ((SaNameT *)compName);
		printf ("' requested to enter operational state SA_AMF_OUT_OF_SERVICE.\n");
		saAmfResponse (invocation, SA_OK);
		break;
	case SA_AMF_STOPPING:
		printf ("ReadinessStateSetCallback: '");
		printSaNameT ((SaNameT *)compName);
		printf ("' requested to enter operational state SA_AMF_STOPPING.\n");
		saAmfStoppingComplete (invocation, SA_OK);
		break;
	}
}

void CSISetCallback (
	SaInvocationT invocation,
	const SaNameT *compName,
	SaAmfHAStateT haState,
	SaAmfCSIDescriptorT *csiDescriptor)
{
	int res;
	switch (haState) {
	case SA_AMF_HA_ACTIVE:
		printf ("CSISetCallback:"); 
		printf ("for CSI '");
		printSaNameT ((SaNameT *)&csiDescriptor->csiName);
		printf ("' for component ");
		printSaNameT ((SaNameT *)compName);
		printf ("'");
 		printf (" requested to enter hastate SA_AMF_ACTIVE.\n");
		res = saAmfResponse (handle, invocation, SA_AIS_OK);
		break;

	case SA_AMF_HA_STANDBY:
		printf ("CSISetCallback:"); 
		printf ("for CSI '");
		printSaNameT ((SaNameT *)compName);
		printf ("' for component ");
		printSaNameT ((SaNameT *)compName);
		printf ("'");
		printf (" requested to enter hastate SA_AMF_STANDBY.\n");
		saAmfResponse (handle, invocation, SA_AIS_OK);
		break;
	}
}

/**
 * AMF invoked this callback periodically to assess our health.
 * 
 * @param inv
 * @param comp_name
 * @param health_check_key
 */
static void amf_healthcheck_callback(SaInvocationT inv,
									 const SaNameT *comp_name,
									 SaAmfHealthcheckKeyT *health_check_key)
{
	SaAisErrorT rc, status = SA_AIS_OK;
	static int healthcheck_count = 0;

	healthcheck_count++;

	syslog(LOG_DEBUG, "Health check %u", healthcheck_count);

	/* Check the status of our service but only if active */
	if ((my_ha_state == SA_AMF_HA_ACTIVE) && (foo_healthcheck() != 0)) {
		/* 7.8.2 - an error report should be done before returning failed op */
		rc = saAmfComponentErrorReport(my_amf_hdl, &my_comp_name, 0,
			SA_AMF_COMPONENT_RESTART, SA_NTF_IDENTIFIER_UNUSED);
		if (rc != SA_AIS_OK) {
			syslog(LOG_ERR, "saAmfComponentErrorReport FAILED - %u", rc);
			exit(1);
		}
		status = SA_AIS_ERR_FAILED_OPERATION;
	}

	rc = saAmfResponse(my_amf_hdl, inv, status);
	if (rc != SA_AIS_OK) {
		syslog(LOG_ERR, "saAmfResponse FAILED - %u", rc);
		exit(1);
	}
}

void ckptTerminate(SaInvocationT invocation, const SaNameT *compName)
{
    SaAisErrorT rc = SA_AIS_OK;
    
    clLogWarning(CL_LOG_AREA_UNSPECIFIED, CL_LOG_CONTEXT_UNSPECIFIED,"Checkpoint service is stopping.");
    /*
     * Deregister with debug server.
    */
    ckptDebugDeregister(gCkptSvr->eoHdl);
    
    /*
     * Wait for all the other threads to finalize  
    */
    clEoQueuesQuiesce();
    /*
     * Deregister with cpm.
    */
    rc = saAmfComponentUnregister(amfHandle, compName, NULL);
    /*
     * Cleanup the persistent DB information.
     */

    /*
    Feature not supported -- see bug 6017 -- don't forget to uncomment ckptDataBackupInitialize()!
    ckptDataBackupFinalize();
    */
    /*
     * Cleanup resources taken by ckpt server.
     */
    ckptShutDown();
    /* Ok tell SAFplus that we handled it properly */
    saAmfResponse(amfHandle, invocation, SA_AIS_OK);
    unblockNow = CL_TRUE;
}

void
clCompAppAMFCSIRemove(
    SaInvocationT       invocation,
    const SaNameT       *compName,
    const SaNameT       *csiName,
    SaAmfCSIFlagsT      csiFlags)
{
    /*
     * Print information about the CSI Remove
     */

    clprintf (CL_LOG_SEV_INFO, "Component [%.*s] : PID [%d]. CSI Remove Received\n",
              compName->length, compName->value, mypid);

    clprintf (CL_LOG_SEV_INFO, "   CSI                     : %.*s\n", csiName->length, csiName->value);
    clprintf (CL_LOG_SEV_INFO, "   CSI Flags               : 0x%d\n", csiFlags);

    /*
     * Add application specific logic for removing the work for this CSI.
     */


    saAmfResponse(amfHandle, invocation, SA_AIS_OK);

    return;
}

static void clCompAppAMFCSIRemove(SaInvocationT  invocation,
                           const SaNameT  *compName,
                           const SaNameT  *csiName,
                           SaAmfCSIFlagsT csiFlags)
{
    clprintf (CL_LOG_SEV_INFO, "Node Addr [%d] Component [%s] : PID [%d]. CSI Remove Received\n", ASP_NODEADDR, compName->value, mypid);

    clprintf (CL_LOG_SEV_INFO, "   CSI                     : %s\n", csiName->value);
    clprintf (CL_LOG_SEV_INFO, "   CSI Flags               : 0x%d\n", csiFlags);

    /*
     * Add application specific logic for removing the work for this CSI.
     */

    /*
     * ---BEGIN_APPLICATION_CODE---
     */
    clPyGlueCsiRemove(compName, csiName, csiFlags);

    /*
     * ---END_APPLICATION_CODE---
     */

    saAmfResponse(amfHandle, invocation, SA_AIS_OK);

    return;
}

static void clCompAppAMFCSISet(SaInvocationT       invocation,
                        const SaNameT       *compName,
                        SaAmfHAStateT       haState,
                        SaAmfCSIDescriptorT csiDescriptor)
{
    /*
     * ---BEGIN_APPLICATION_CODE--- 
     */
    clprintf (CL_LOG_SEV_INFO, "Component [%s] : PID [%d]. CSISet called\n", compName->value, mypid);

    clPyGlueCsiSet(compName, haState,&csiDescriptor);

    clprintf (CL_LOG_SEV_INFO, "Component [%s] : PID [%d]. PyGlueCsiSet() returned OK\n", compName->value, mypid);

    /* if (haState != SA_AMF_HA_QUIESCING) */
    saAmfResponse(amfHandle, invocation, SA_AIS_OK);

    /* GAS TODO: put in a separate python-visible callback */
    if (haState == SA_AMF_HA_QUIESCING) saAmfCSIQuiescingComplete(amfHandle, invocation, SA_AIS_OK);

    /*
     * ---END_APPLICATION_CODE---
     */

    /*
     * Print information about the CSI Set
     */

    clprintf (CL_LOG_SEV_INFO, "Component [%s] : PID [%d]. CSI Set Received\n", 
              compName->value, mypid);

    clCompAppAMFPrintCSI(csiDescriptor, haState);

}

/****************************************************************************
 * Name          : gld_quisced_process
 *
 * Description   : Instruction from the GLND to set the orphan flag
 *
 * Arguments     : evt  - Event structure
 *
 * Return Values : NCSCC_RC_SUCCESS/ NCSCC_RC_FAILURE
 *
 * Notes         : None.
 *****************************************************************************/
static uint32_t gld_quisced_process(GLSV_GLD_EVT *evt)
{
	GLSV_GLD_CB *gld_cb = evt->gld_cb;
	SaAisErrorT saErr = SA_AIS_OK;
	uint32_t rc = NCSCC_RC_SUCCESS;
	TRACE_ENTER();

	if ((evt == GLSV_GLD_EVT_NULL) || (gld_cb == NULL)){
		rc = NCSCC_RC_FAILURE;
		goto end;
	}

	if (gld_cb->is_quiasced) {
		gld_cb->ha_state = SA_AMF_HA_QUIESCED;
		/* Give up our IMM OI implementer role */
		rc = immutil_saImmOiImplementerClear(gld_cb->immOiHandle);
		if (rc != SA_AIS_OK) {
			LOG_ER("saImmOiImplementerClear failed: err = %d", rc);
		}
		gld_cb->is_impl_set = false;
		rc = glsv_gld_mbcsv_chgrole(gld_cb);
		if (rc != NCSCC_RC_SUCCESS) {
			m_LEAP_DBG_SINK(NCSCC_RC_FAILURE);
			goto end;
		}
		saAmfResponse(gld_cb->amf_hdl, gld_cb->invocation, saErr);
		gld_cb->is_quiasced = false;
	}
 end:
	TRACE_LEAVE();
	return rc;

}

/****************************************************************************
  Name          : proxied_healthcheck_callback
 
  Description   : This routine is a callback to perform the healthcheck and 
                  report any healthcheck failure to AMF. It is specified as 
                  a part of AMF initialization. It demonstrates the use of 
                  following AMF APIs:
                  a) saAmfHealthcheckStop()
                  b) saAmfComponentErrorReport()
 
  Arguments     : inv              - particular invocation of this callback 
                                     function
                  comp_name        - ptr to the component name
                  health_check_key - ptr to the healthcheck key for which the
                                     healthcheck is to be performed.
 
  Return Values : None.
 
  Notes         : This routine responds to the healhcheck callbacks for 
                  AVSV_HEALTHCHECK_CALLBACK_MAX_COUNT times after which it sends 
                  an error report.
******************************************************************************/
void proxied_healthcheck_callback(SaInvocationT        inv, 
                                   const SaNameT        *comp_name,
                                   SaAmfHealthcheckKeyT *health_check_key)
{
   SaAisErrorT rc;
   static int healthcheck_count = 0;
   uns32 index = 0;

   printf("\n Dispatched 'HealthCheck' Callback \n Component: %s \n HealthCheckKey: %s \n", 
                      comp_name->value, health_check_key->key);

   for(index=0; index<PXY_PXD_NUM_OF_PROXIED_COMP; index++)
   {
      if(0 == strcmp(comp_name->value, pxy_pxd_cb.pxd_info[index].compName.value))
         break;
   }
   
   if(PXY_PXD_NUM_OF_PROXIED_COMP == index)
       printf("\n Component not found, index\n");
   else
       printf("\n Component %s, index %d\n",
                            pxy_pxd_cb.pxd_info[index].compName.value, index);

   /* Respond immediately */
   rc = saAmfResponse(pxy_pxd_cb.pxd_info[index].amfHandle, inv, SA_AIS_OK);
   if ( SA_AIS_OK != rc )
   {
      printf("\nsaAmfResponse failure for HC. Comp %s,Result %d\n",
                           pxy_pxd_cb.pxd_info[index].compName.value, rc);
      return;
   }

   return;
}

/****************************************************************************
 * Name          : cpnd_saf_health_chk_callback
 *
 * Description   : This function SAF callback function which will be called 
 *                 when the AMF framework needs to health for the component.
 *
 * Arguments     : invocation     - This parameter designated a particular 
 *                                  invocation of this callback function. The
 *                                  invoke process return invocation when it 
 *                                  responds to the Availability Management 
 *                                  FrameWork using the saAmfResponse() 
 *                                  function.
 *                 compName       - A pointer to the name of the component 
 *                                  whose readiness stae the Availability 
 *                                  Management Framework is setting.
 *                 checkType      - The type of healthcheck to be executed. 
 *
 * Return Values : None
 *
 * Notes         : At present we are just support a simple liveness check.
 *****************************************************************************/
void
cpnd_saf_health_chk_callback(SaInvocationT invocation, const SaNameT *compName, const SaAmfHealthcheckKeyT *checkType)
{
	CPND_CB *cpnd_cb = NULL;
	SaAisErrorT error = SA_AIS_OK;
	uns32 cb_hdl = m_CPND_GET_CB_HDL;

	/* Get the CB from the handle */
	cpnd_cb = ncshm_take_hdl(NCS_SERVICE_ID_CPND, cb_hdl);

	if (!cpnd_cb) {
		m_LOG_CPND_CL(CPND_CB_HDL_TAKE_FAILED, CPND_FC_HDLN, NCSFL_SEV_ERROR, __FILE__, __LINE__);
		return;
	}

	if (saAmfResponse(cpnd_cb->amf_hdl, invocation, error) != SA_AIS_OK) {
		m_LOG_CPND_CL(CPND_AMF_RESPONSE_FAILED, CPND_FC_HDLN, NCSFL_SEV_ERROR, __FILE__, __LINE__);
		ncshm_give_hdl(cb_hdl);
		return;
	}

	/* giveup the handle */
	ncshm_give_hdl(cb_hdl);
	return;
}

/****************************************************************************
 * Name          : eds_proc_quiesced_ack_evt
 *
 * Description   : This is the function which is called when eds receives an
 *                       quiesced ack event from MDS 
 *
 * Arguments     : evt  - Message that was posted to the EDS Mail box.
 *
 * Return Values : NCSCC_RC_SUCCESS/NCSCC_RC_FAILURE
 *
 * Notes         : None.
 *****************************************************************************/
static uint32_t eds_proc_quiesced_ack_evt(EDSV_EDS_EVT *evt)
{
	EDS_CB *cb;
	TRACE_ENTER();

	/* Retrieve the cb handle */
	if (NULL == (cb = (EDS_CB *)ncshm_take_hdl(NCS_SERVICE_ID_EDS, evt->cb_hdl))) {
		TRACE_LEAVE();
		return NCSCC_RC_FAILURE;
	}

	if (cb->is_quisced_set == true) {
		cb->ha_state = SA_AMF_HA_QUIESCED;
		/* Inform MBCSV of HA state change */
		if (eds_mbcsv_change_HA_state(cb) != NCSCC_RC_SUCCESS) {
			TRACE("EDS-MBCSV change role failed");
		}

		/* Update control block */
		saAmfResponse(cb->amf_hdl, cb->amf_invocation_id, SA_AIS_OK);
		cb->is_quisced_set = false;
		/* Give the cb handle back */
		ncshm_give_hdl(evt->cb_hdl);
	} else {
		TRACE("Quiesced set is false");
		ncshm_give_hdl(evt->cb_hdl);
	}

	TRACE_LEAVE();
	return NCSCC_RC_SUCCESS;
}

/****************************************************************************
  Name          : proxied_csi_remove_callback
 
  Description   : This routine is a callback to remove the CSI (or all the 
                  CSIs) that is/are assigned to the component. It is specified
                  as a part of AMF initialization.
 
  Arguments     : inv       - particular invocation of this callback function
                  comp_name - ptr to the component name
                  csi_name  - ptr to the CSI name that is being removed
                  csi_flags - specifies if one or more CSIs are affected

  Return Values : None.
 
  Notes         : None
******************************************************************************/
void proxied_csi_remove_callback(SaInvocationT  inv, 
                                  const SaNameT  *comp_name,
                                  const SaNameT  *csi_name,
                                  SaAmfCSIFlagsT csi_flags)
{
   SaAisErrorT rc;
   uns32 index = 0;

   printf("\n Proxied 'CSI Remove' Callback \n Component: %s \n CSI: %s \n CSIFlags: %s \n", 
                      comp_name->value, csi_name->value, csi_flag_str[csi_flags]);

   for(index=0; index<PXY_PXD_NUM_OF_PROXIED_COMP; index++)
   {
      if(0 == strcmp(comp_name->value, pxy_pxd_cb.pxd_info[index].compName.value))
         break;
   }
   
   if(PXY_PXD_NUM_OF_PROXIED_COMP == index)
       printf("\n Component not found, index\n");
   else
       printf("\n Component %s, index %d\n",
                            pxy_pxd_cb.pxd_info[index].compName.value, index);
   /* Reset the ha state */
   pxy_pxd_cb.pxd_info[index].haState = 0;

   /* Respond immediately */
   rc = saAmfResponse(pxy_pxd_cb.pxd_info[index].amfHandle, inv, SA_AIS_OK);
   if ( SA_AIS_OK != rc )
   {
      printf("\nsaAmfResponse failure for CSI Rem. Comp %s,Result %d\n",
                           pxy_pxd_cb.pxd_info[index].compName.value, rc);
   }

   return;
}

void clCompAppTerminate(SaInvocationT invocation, const SaNameT *compName)
{
    SaAisErrorT rc = SA_AIS_OK;

    clprintf (CL_LOG_SEV_INFO, "Component [%.*s] : PID [%d]. Terminating\n",
              compName->length, compName->value, mypid);

    
    /*
     * Unregister with AMF and respond to AMF saying whether the
     * termination was successful or not.
     */

    if ( (rc = saAmfComponentUnregister(amfHandle, compName, NULL)) != SA_AIS_OK)
        goto errorexit;

    saAmfResponse(amfHandle, invocation, SA_AIS_OK);

    clprintf (CL_LOG_SEV_INFO, "Component [%.*s] : PID [%d]. Terminated\n",
              compName->length, compName->value, mypid);

    unblockNow = CL_TRUE;
    
    return;

errorexit:

    clprintf (CL_LOG_SEV_ERROR, "Component [%.*s] : PID [%d]. Termination error [0x%x]\n",
              compName->length, compName->value, mypid, rc);

    return;
}

void safTerminate(SaInvocationT invocation, const SaNameT *compName)
{
    SaAisErrorT rc = SA_AIS_OK;

    clprintf (CL_LOG_SEV_INFO, "Component [%.*s] : PID [%d]. Terminating\n", compName->length, compName->value, mypid);

    
    /*
     * Unregister with AMF and respond to AMF saying whether the
     * termination was successful or not.
     */
    if ( (rc = saAmfComponentUnregister(amfHandle, compName, NULL)) != SA_AIS_OK)
    {
        clprintf (CL_LOG_SEV_ERROR, "Component [%.*s] : PID [%d]. Unregister failed with error [0x%x]\n",
                  compName->length, compName->value, mypid, rc);
        return;        
    }

    /* Ok tell SAFplus that we handled it properly */
    saAmfResponse(amfHandle, invocation, SA_AIS_OK);

    clprintf (CL_LOG_SEV_INFO, "Component [%.*s] : PID [%d]. Terminated\n",
              compName->length, compName->value, mypid);
    clEvalAppLogStreamClose(gEvalLogStream);

    unblockNow = CL_TRUE;
}

/****************************************************************************
 * Name          : amf_csi_rmv_callback
 *
 * Description   : This callback routine is invoked by AMF during a
 *                 CSI set removal operation. 
 *
 * Arguments     : invocation     - This parameter designated a particular
 *                                  invocation of this callback function. The
 *                                  invoke process return invocation when it
 *                                  responds to the Avilability Management
 *                                  FrameWork using the saAmfResponse()
 *                                  function.
 *                 compName       - A pointer to the name of the component
 *                                  whose readiness stae the Availability
 *                                  Management Framework is setting.
 *                 csiName        - A const pointer to csiName
 *                 csiFlags       - csi Flags
 * Return Values : None 
 *****************************************************************************/
static void amf_csi_rmv_callback(SaInvocationT invocation,
				 const SaNameT *compName, const SaNameT *csiName, const SaAmfCSIFlagsT csiFlags)
{
	TRACE_ENTER();
	saAmfResponse(ntfs_cb->amf_hdl, invocation, SA_AIS_OK);
	TRACE_LEAVE();
}