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xenadmin/XenModel/XenSearch/PropertyAccessorHelper.cs
Konstantina Chremmou 514c33140b Converted remaining extension get and set properties of the API classes to methods 
in order to prevent them from being serialised alongside the API properties.

Signed-off-by: Konstantina Chremmou <konstantina.chremmou@citrix.com>
2017-09-05 02:15:38 +01:00

378 lines
15 KiB
C#
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/* Copyright (c) Citrix Systems, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms,
* with or without modification, are permitted provided
* that the following conditions are met:
*
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using XenAdmin.Core;
using XenAPI;
namespace XenAdmin.XenSearch
{
public static class PropertyAccessorHelper
{
public static MetricUpdater MetricUpdater;
static PropertyAccessorHelper()
{
MetricUpdater = new MetricUpdater();
}
public static string vmCpuUsageString(VM vm)
{
return vmCpuUsageStringByMetric(vm, MetricUpdater);
}
public static string vmCpuUsageStringByMetric(VM vm, MetricUpdater MetricUpdater)
{
VM_metrics metrics = vm.Connection.Resolve(vm.metrics);
if (metrics == null)
return "";
double sum = 0;
int total = (int)metrics.VCPUs_number;
for (int i = 0; i < total; i++)
{
sum += MetricUpdater.GetValue(vm, String.Format("cpu{0}", i.ToString()));
}
if (total == 0||Double.IsNaN(sum))
return Messages.HYPHEN;
if (total == 1)
return String.Format(Messages.QUERY_PERCENT_OF_CPU, (sum * 100).ToString("0."));
return String.Format(Messages.QUERY_PERCENT_OF_CPUS, ((sum * 100) / total).ToString("0."), total);
}
public static int vmCpuUsageRank(VM vm)
{
VM_metrics metrics = vm.Connection.Resolve(vm.metrics);
if (metrics == null)
return 0;
double sum = 0;
int total = (int)metrics.VCPUs_number;
for (int i = 0; i < total; i++)
{
sum += MetricUpdater.GetValue(vm, String.Format("cpu{0}", i.ToString()));
}
return (int)Math.Round((sum * 100.0) / (double)total);
}
public static string vdiMemoryUsageString(VDI vdi)
{
long total = vdi.virtual_size;
if (total == 0)
return Messages.HYPHEN;
return Util.MemorySizeStringSuitableUnits(total, false);
}
public static string vmMemoryUsageString(VM vm)
{
return vmMemoryUsageStringByMetric(vm, MetricUpdater);
}
public static string vmMemoryUsageStringByMetric(VM vm, MetricUpdater MetricUpdater)
{
double free = MetricUpdater.GetValue(vm, "memory_internal_free");
double total = MetricUpdater.GetValue(vm, "memory");
if (total == 0 || Double.IsNaN(total) || Double.IsNaN(free) || total < (free * Util.BINARY_KILO))
return Messages.HYPHEN;
return String.Format(Messages.QUERY_MEMORY_USAGE, Util.MemorySizeStringSuitableUnits((total - (free * Util.BINARY_KILO)), false), Util.MemorySizeStringSuitableUnits(total, false));
}
public static string vmMemoryUsagePercentageStringByMetric(VM vm, MetricUpdater MetricUpdater)
{
double free = MetricUpdater.GetValue(vm, "memory_internal_free");
double total = MetricUpdater.GetValue(vm, "memory");
if (total == 0 || Double.IsNaN(total) || Double.IsNaN(free))
return Messages.HYPHEN;
return String.Format(Messages.QUERY_MEMORY_PERCENT, ((total - (free * Util.BINARY_KILO)) / total * 100.0).ToString("0."), Util.MemorySizeStringSuitableUnits(total, false));
}
public static int vmMemoryUsageRank(VM vm)
{
double free = MetricUpdater.GetValue(vm, "memory_internal_free");
double total = MetricUpdater.GetValue(vm, "memory");
return (int)Math.Round(((total - (free * Util.BINARY_KILO)) * 100.0) / total);
}
public static double vmMemoryUsageValue(VM vm)
{
double free = MetricUpdater.GetValue(vm, "memory_internal_free");
double total = MetricUpdater.GetValue(vm, "memory");
return total - (free * Util.BINARY_KILO);
}
public static string vmDiskUsageString(VM vm)
{
double sum = 0;
double max = 0;
int i = 0;
foreach (VBD vbd in vm.Connection.ResolveAll(vm.VBDs))
{
double value = MetricUpdater.GetValue(vm, String.Format("vbd_{0}_read", vbd.device)) + MetricUpdater.GetValue(vm, String.Format("vbd_{0}_write", vbd.device));
sum += value;
if (value > max)
max = value;
i++;
}
if (Double.IsNaN(sum))
return Messages.HYPHEN;
return i == 0 ? Messages.HYPHEN : String.Format(Messages.QUERY_DATA_AVG_MAX, (sum / (Util.BINARY_KILO * i)).ToString("0."), (max / Util.BINARY_KILO).ToString("0."));
}
public static string vmNetworkUsageString(VM vm)
{
double sum = 0;
double max = 0;
int i = 0;
foreach (VIF vif in vm.Connection.ResolveAll(vm.VIFs))
{
double value = MetricUpdater.GetValue(vm, String.Format("vif_{0}_rx", vif.device)) + MetricUpdater.GetValue(vm, String.Format("vbd_{0}_tx", vif.device));
sum += value;
if (value > max)
max = value;
i++;
}
if (Double.IsNaN(sum))
return Messages.HYPHEN;
return i == 0 ? Messages.HYPHEN : String.Format(Messages.QUERY_DATA_AVG_MAX, (sum / (Util.BINARY_KILO * i)).ToString("0."), (max / Util.BINARY_KILO).ToString("0."));
}
public static string vmIPAddresses(VM vm)
{
VM_guest_metrics metrics = vm.Connection.Resolve(vm.guest_metrics);
if (metrics == null)
return Messages.HYPHEN;
List<string> addresses = new List<string>(metrics.networks.Values);
if (addresses.Count > 0)
return String.Join(", ", addresses.ToArray());
else
return Messages.HYPHEN;
}
public static string hostCpuUsageStringByMetric(Host host, MetricUpdater MetricUpdater)
{
double sum = 0;
if (host.host_CPUs == null)
return Messages.HYPHEN;
int total = host.host_CPUs.Count;
for (int i = 0; i < total; i++)
{
sum += MetricUpdater.GetValue(host, String.Format("cpu{0}", i.ToString()));
}
if (total == 0 || Double.IsNaN(sum))
return Messages.HYPHEN;
if (total == 1)
return String.Format(Messages.QUERY_PERCENT_OF_CPU, (sum * 100).ToString("0."));
return String.Format(Messages.QUERY_PERCENT_OF_CPUS, ((sum * 100) / total).ToString("0."), total);
}
public static string hostCpuUsageString(Host host)
{
return hostCpuUsageStringByMetric(host, MetricUpdater);
}
public static int hostCpuUsageRank(Host host)
{
double sum = 0;
if (host.host_CPUs == null)
return 0;
int total = host.host_CPUs.Count;
for (int i = 0; i < total; i++)
{
sum += MetricUpdater.GetValue(host, String.Format("cpu{0}", i.ToString()));
}
return (int)Math.Round((sum * 100.0) / (double)total);
}
public static string hostMemoryUsageStringByMetric(Host host, MetricUpdater MetricUpdater)
{
double free = MetricUpdater.GetValue(host, "memory_free_kib");
double total = MetricUpdater.GetValue(host, "memory_total_kib");
if (total == 0 || Double.IsNaN(total)|| Double.IsNaN(free))
return Messages.HYPHEN;
return String.Format(Messages.QUERY_MEMORY_USAGE, Util.MemorySizeStringSuitableUnits((total - free) * Util.BINARY_KILO, false), Util.MemorySizeStringSuitableUnits(total * Util.BINARY_KILO, false));
}
public static string hostMemoryUsagePercentageStringByMetric(Host host, MetricUpdater MetricUpdater)
{
double free = MetricUpdater.GetValue(host, "memory_free_kib");
double total = MetricUpdater.GetValue(host, "memory_total_kib");
if (total == 0 || Double.IsNaN(total) || Double.IsNaN(free))
return Messages.HYPHEN;
return String.Format(Messages.QUERY_MEMORY_PERCENT, ((total - free) / total * 100.0).ToString("0."), Util.MemorySizeStringSuitableUnits(total * Util.BINARY_KILO, false));
}
public static string hostMemoryUsageString(Host host)
{
return hostMemoryUsageStringByMetric(host, MetricUpdater);
}
public static int hostMemoryUsageRank(Host host)
{
double free = MetricUpdater.GetValue(host, "memory_free_kib");
double total = MetricUpdater.GetValue(host, "memory_total_kib");
return (int)Math.Round(((total - free) * 100.0) / total);
}
public static double hostMemoryUsageValue(Host host)
{
double free = MetricUpdater.GetValue(host, "memory_free_kib");
double total = MetricUpdater.GetValue(host, "memory_total_kib");
return total - free;
}
public static string hostNetworkUsageStringByMetric(Host host, MetricUpdater MetricUpdater)
{
double sum = 0;
double max = 0;
int i = 0;
foreach (PIF pif in host.Connection.ResolveAll(host.PIFs))
{
if (!pif.physical)
continue;
double value = MetricUpdater.GetValue(host, String.Format("pif_{0}_rx", pif.device)) + MetricUpdater.GetValue(host, String.Format("vbd_{0}_tx", pif.device));
sum += value;
if (value > max)
max = value;
i++;
}
if (Double.IsNaN(sum))
return Messages.HYPHEN;
return i == 0 ? Messages.HYPHEN : String.Format(Messages.QUERY_DATA_AVG_MAX, (sum / (Util.BINARY_KILO * i)).ToString("0."), (max / Util.BINARY_KILO).ToString("0."));
}
public static string hostNetworkUsageString(Host host)
{
return hostNetworkUsageStringByMetric(host, MetricUpdater);
}
public static String GetPoolHAStatus(Pool pool)
{
if (!pool.ha_enabled)
return Messages.DISABLED;
if (pool.ha_plan_exists_for == 1)
return String.Format(Messages.POOL_FAILURE_TOLERATE, pool.ha_plan_exists_for);
return String.Format(Messages.POOL_FAILURES_TOLERATE, pool.ha_plan_exists_for);
}
public static string GetSRHAStatus(SR sr)
{
Pool pool = Helpers.GetPoolOfOne(sr.Connection);
if (pool == null || pool.ha_statefiles.Length <= 0)
return String.Empty;
if (sr.VDIs.Contains(new XenRef<VDI>(pool.ha_statefiles[0])))
return Messages.HA_HEARTBEAT_SR;
return String.Empty;
}
public static string GetVMHAStatus(VM vm)
{
if (!vm.is_a_real_vm())
return "-";
return Helpers.RestartPriorityI18n(vm.HARestartPriority());
}
public static string PGPUMemoryUsageString(PGPU pGpu, MetricUpdater MetricUpdater)
{
PCI pci = pGpu.Connection.Resolve(pGpu.PCI);
string pci_id = pci.pci_id.Replace(@":", "/");
Host host = pGpu.Connection.Resolve(pGpu.host);
double free = MetricUpdater.GetValue(host, String.Format("gpu_memory_free_{0}", pci_id));
double used = MetricUpdater.GetValue(host, String.Format("gpu_memory_used_{0}", pci_id));
double total = free + used;
if (total == 0 || Double.IsNaN(total) || Double.IsNaN(free))
return Messages.HYPHEN;
else
return String.Format(Messages.QUERY_MEMORY_USAGE, (used / (free + used) * 100).ToString("0.") + "%", Util.MemorySizeStringSuitableUnits(free + used, false));
}
public static string PGPUTemperatureString(PGPU pGpu, MetricUpdater MetricUpdater)
{
PCI pci = pGpu.Connection.Resolve(pGpu.PCI);
Host host = pGpu.Connection.Resolve(pGpu.host);
string pci_id = pci.pci_id.Replace(@":", "/");
double temperture = MetricUpdater.GetValue(host, String.Format("gpu_temperature_{0}", pci_id));
if (temperture == 0 || Double.IsNaN(temperture) || Double.IsNaN(temperture))
return Messages.HYPHEN;
else
return temperture.ToString();
}
public static string PGPUPowerUsageString(PGPU pGpu, MetricUpdater MetricUpdater)
{
PCI pci = pGpu.Connection.Resolve(pGpu.PCI);
string pci_id = pci.pci_id.Replace(@":", "/");
Host host = pGpu.Connection.Resolve(pGpu.host);
double powerUsage = MetricUpdater.GetValue(host, String.Format("gpu_power_usage_{0}", pci_id));
if (powerUsage == 0 || Double.IsNaN(powerUsage) || Double.IsNaN(powerUsage))
return Messages.HYPHEN;
else
return powerUsage.ToString();
}
public static string PGPUUtilisationString(PGPU pGpu, MetricUpdater MetricUpdater)
{
PCI pci = pGpu.Connection.Resolve(pGpu.PCI);
Host host = pGpu.Connection.Resolve(pGpu.host);
string pci_id = pci.pci_id.Replace(@":", "/");
double utilisation = MetricUpdater.GetValue(host, String.Format("gpu_utilisation_computer_{0}", pci_id));
if (utilisation == 0 || Double.IsNaN(utilisation) || Double.IsNaN(utilisation))
return Messages.HYPHEN;
else
return utilisation.ToString();
}
}
}
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