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