mirror of
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371 lines
14 KiB
C#
371 lines
14 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 System.Drawing;
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using System.Linq;
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using System.Windows.Forms;
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using XenAdmin.Actions;
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using XenAdmin.Alerts;
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using XenAdmin.Controls;
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using XenAdmin.Core;
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using XenAdmin.Wizards.NewPolicyWizard;
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using XenAPI;
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namespace XenAdmin.Dialogs.ScheduledSnapshots
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{
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public partial class ScheduledSnapshotsDialog: XenDialogBase
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{
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private static readonly log4net.ILog log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
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public readonly Pool Pool;
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public ScheduledSnapshotsDialog(Pool pool)
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: base(pool.Connection)
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{
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Pool = pool;
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InitializeComponent();
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localServerTime1.Pool = pool;
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chevronButton1.Text = Messages.SHOW_RUN_HISTORY;
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chevronButton1.Image = Properties.Resources.PDChevronDown;
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policyHistory1.Visible = false;
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policyHistory1.pool = pool;
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RefreshPoolTitle(pool);
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}
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public ScheduledSnapshotsDialog() { }
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public class PolicyRow : DataGridViewRow
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{
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private DataGridViewTextBoxCell _name = new DataGridViewTextBoxCell();
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private DataGridViewTextBoxCell _numVMs = new DataGridViewTextBoxCell();
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private DataGridViewTextBoxCell _nextRunTime = new DataGridViewTextBoxCell();
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private DataGridViewTextBoxCell _status = new DataGridViewTextBoxCell();
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private DataGridViewTextBoxCell _nextArchiveRuntime = new DataGridViewTextBoxCell();
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private DataGridViewTextAndImageCell _lastResult = new DataGridViewTextAndImageCell();
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public readonly VMSS _policy;
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public PolicyRow(VMSS policy)
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{
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Cells.Add(_name);
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Cells.Add(_status);
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Cells.Add(_numVMs);
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Cells.Add(_nextRunTime);
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Cells.Add(_nextArchiveRuntime);
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Cells.Add(_lastResult);
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_policy = policy;
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RefreshRow();
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}
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private DateTime? GetVMPPDateTime(Func<DateTime> getDateTimeFunc)
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{
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try
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{
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return getDateTimeFunc();
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}
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catch (Exception e)
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{
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log.Error("An error occurred while obtaining VMPP date time: ", e);
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return null;
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}
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}
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private void RefreshRow()
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{
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_name.Value = _policy.Name;
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_numVMs.Value = _policy.VMs.FindAll(vm => _policy.Connection.Resolve(vm).is_a_real_vm).Count;
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_status.Value = _policy.enabled ? Messages.ENABLED : Messages.DISABLED;
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if (_policy.is_running)
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_status.Value = Messages.RUNNING_SNAPSHOTS;
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_lastResult.Value = _policy.LastResult;
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if (_policy.LastResult == Messages.FAILED)
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_lastResult.Image = Properties.Resources._075_WarningRound_h32bit_16;
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else if (_policy.LastResult == Messages.NOT_YET_RUN)
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_lastResult.Image = null;
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else
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_lastResult.Image = Properties.Resources._075_TickRound_h32bit_16;
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DateTime? nextRunTime = GetVMPPDateTime(() => _policy.GetNextRunTime());
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_nextRunTime.Value = nextRunTime.HasValue
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? HelpersGUI.DateTimeToString(nextRunTime.Value, Messages.DATEFORMAT_DMY_HM,
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true)
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: Messages.VMSS_HOST_NOT_LIVE;
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}
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}
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private void RefreshPoolTitle(Pool pool)
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{
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int protectedVMs = 0;
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int realVMs = 0;
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foreach (var vm in pool.Connection.Cache.VMs)
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{
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if (vm.is_a_real_vm && vm.Show(Properties.Settings.Default.ShowHiddenVMs))
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{
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realVMs++;
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if (vm.Connection.Resolve(vm.snapshot_schedule) != null)
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protectedVMs++;
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}
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}
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this.Text = Messages.VMSS_DIALOG_TITLE;
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label2.Text = Messages.VMSS_DIALOG_TEXT;
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labelPolicyTitle.Text = string.Format(Helpers.IsPool(pool.Connection)
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? Messages.VMSS_SCHEDULED_SNAPSHOTS_DEFINED_FOR_POOL
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: Messages.VMSS_SCHEDULED_SNAPSHOTS_DEFINED_FOR_SERVER,
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pool.Name.Ellipsise(45), protectedVMs, realVMs);
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}
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void VMSSCollectionChanged(object sender, EventArgs e)
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{
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LoadPolicies();
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}
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private void LoadPolicies()
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{
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dataGridView1.SuspendLayout();
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var selectedPolicy = currentSelected;
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dataGridView1.Rows.Clear();
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var policyList = Pool.Connection.Cache.VMSSs;
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/* creating a dictionary to hold (policy_uuid, message list) */
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Dictionary<string, List<XenAPI.Message>> policyMessage = new Dictionary<string, List<XenAPI.Message>>();
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/* populate the dictionary with policy uuid */
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foreach (var policy in policyList)
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{
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policy.PolicyAlerts.Clear();
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List<XenAPI.Message> messageList = new List<XenAPI.Message>();
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policyMessage.Add(policy.uuid, messageList);
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}
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/* iterate through all messages and populate the dictionary with message list */
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var messages = Pool.Connection.Cache.Messages;
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List<XenAPI.Message> value = new List<XenAPI.Message>();
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foreach (var message in messages)
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{
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if (message.cls == cls.VMSS)
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{
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if (policyMessage.TryGetValue(message.obj_uuid, out value))
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{
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value.Add(message);
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}
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}
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}
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/* add only 10 messages for each policy and referesh the rows*/
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foreach (var policy in policyList)
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{
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/* message list need not be always sorted */
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var messageListSorted =
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policyMessage[policy.uuid].OrderByDescending(message => message.timestamp).ToList();
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for (int messageCount = 0; messageCount < 10 && messageCount < messageListSorted.Count; messageCount++)
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{
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policy.PolicyAlerts.Add(new PolicyAlert(messageListSorted[messageCount].priority,
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messageListSorted[messageCount].name, messageListSorted[messageCount].timestamp,
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messageListSorted[messageCount].body, policy.Name));
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}
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if (dataGridView1.ColumnCount > 0)
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dataGridView1.Rows.Add(new PolicyRow(policy));
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}
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RefreshButtons();
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if (selectedPolicy != null)
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{
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foreach (PolicyRow row in dataGridView1.Rows)
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{
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if (row._policy.uuid == selectedPolicy.uuid)
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{
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dataGridView1.ClearSelection();
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row.Selected = true;
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break;
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}
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}
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}
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RefreshPoolTitle(Pool);
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dataGridView1.ResumeLayout();
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}
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private void buttonNew_Click(object sender, System.EventArgs e)
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{
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new NewPolicyWizard(Pool).Show(this);
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}
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private void buttonCancel_Click(object sender, System.EventArgs e)
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{
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this.Close();
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}
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private void VMProtectionPoliciesDialog_Load(object sender, EventArgs e)
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{
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this.dataGridView1.Columns["ColumnNextArchive"].Visible = false;
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LoadPolicies();
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localServerTime1.GetServerTime();
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Pool.Connection.Cache.RegisterBatchCollectionChanged<VMSS>(VMSSCollectionChanged);
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}
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private void buttonDelete_Click(object sender, EventArgs e)
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{
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var selectedPolicies = new List<VMSS>();
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int numberOfProtectedVMs = 0;
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foreach (DataGridViewRow row in dataGridView1.SelectedRows)
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{
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var policy = (((PolicyRow)row)._policy);
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selectedPolicies.Add(policy);
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numberOfProtectedVMs += policy.VMs.Count;
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}
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string text = "";
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if (selectedPolicies.Count == 1)
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{
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text = String.Format(numberOfProtectedVMs == 0 ? Messages.CONFIRM_DELETE_POLICY_0 : Messages.CONFIRM_DELETE_POLICY, selectedPolicies[0].Name, numberOfProtectedVMs);
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}
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else
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{
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text = string.Format(numberOfProtectedVMs == 0 ? Messages.CONFIRM_DELETE_POLICIES_0 : Messages.CONFIRM_DELETE_POLICIES, numberOfProtectedVMs);
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}
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using (var dlg = new ThreeButtonDialog(
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new ThreeButtonDialog.Details(SystemIcons.Warning, text, Messages.DELETE_VMSS_TITLE),
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ThreeButtonDialog.ButtonYes,
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ThreeButtonDialog.ButtonNo))
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{
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if (dlg.ShowDialog(this) == DialogResult.Yes)
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new DestroyPolicyAction(Pool.Connection, selectedPolicies).RunAsync();
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}
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}
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private VMSS currentSelected = null;
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private void dataGridView1_SelectionChanged(object sender, EventArgs e)
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{
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RefreshButtons();
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}
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private void RefreshButtons()
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{
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if (dataGridView1.SelectedRows.Count == 1)
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{
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currentSelected = ((PolicyRow)dataGridView1.SelectedRows[0])._policy;
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buttonEnable.Text = currentSelected.enabled? Messages.DISABLE : Messages.ENABLE;
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buttonEnable.Enabled = currentSelected.VMs.Count == 0 && !currentSelected.enabled? false : true;
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buttonProperties.Enabled = true;
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buttonRunNow.Enabled = currentSelected.enabled && !currentSelected.is_running;
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}
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else
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{
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currentSelected = null;
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buttonProperties.Enabled = buttonEnable.Enabled = buttonRunNow.Enabled = false;
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policyHistory1.Clear();
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}
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policyHistory1.RefreshTab(currentSelected);
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buttonDelete.Enabled = (dataGridView1.SelectedRows.Count != 0);
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}
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private void VMProtectionPoliciesDialog_FormClosed(object sender, FormClosedEventArgs e)
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{
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Pool.Connection.Cache.DeregisterBatchCollectionChanged<VMSS>(VMSSCollectionChanged);
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}
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private void buttonEnable_Click(object sender, EventArgs e)
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{
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if (currentSelected != null)
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{
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var action = new ChangePolicyEnabledAction(currentSelected);
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action.RunAsync();
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}
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}
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private void button1_Click(object sender, EventArgs e)
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{
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if (dataGridView1.SelectedRows.Count == 1)
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{
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var policy = ((PolicyRow)dataGridView1.SelectedRows[0])._policy;
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var action = new RunPolicyNowAction(policy);
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action.Completed += action_Completed;
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buttonRunNow.Enabled = false;
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action.RunAsync();
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}
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}
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void action_Completed(ActionBase sender)
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{
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Program.Invoke(Program.MainWindow, RefreshButtons);
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}
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private void buttonProperties_Click(object sender, EventArgs e)
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{
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using (PropertiesDialog propertiesDialog = new PropertiesDialog((VMSS)currentSelected))
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{
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propertiesDialog.ShowDialog(this);
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}
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}
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private void chevronButton1_ButtonClick(object sender, EventArgs e)
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{
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if (chevronButton1.Text == Messages.HIDE_RUN_HISTORY)
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{
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chevronButton1.Text = Messages.SHOW_RUN_HISTORY;
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chevronButton1.Image = Properties.Resources.PDChevronDown;
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policyHistory1.Visible = false;
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}
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else
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{
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chevronButton1.Text = Messages.HIDE_RUN_HISTORY;
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chevronButton1.Image = Properties.Resources.PDChevronUp;
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policyHistory1.Visible = true;
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}
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}
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private void chevronButton1_KeyDown(object sender, KeyEventArgs e)
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{
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if (e.KeyCode == Keys.Enter || e.KeyCode == Keys.Space)
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chevronButton1_ButtonClick(sender, e);
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}
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internal override string HelpName
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{
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get
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{
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return "VMSnapshotSchedulesDialog";
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}
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}
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}
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}
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