269 lines
13 KiB
C#
269 lines
13 KiB
C#
// Copyright (c) 2012, Outercurve Foundation.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// - Redistributions of source code must retain the above copyright notice, this
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// list of conditions and the following disclaimer.
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//
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// - Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// - Neither the name of the Outercurve Foundation nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Data;
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namespace WebsitePanel.EnterpriseServer
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{
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public class NotifyOverusedDatabasesTask : SchedulerTask
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{
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public const string DISKSPACE_FORMAT_STRING = "{0} - {1}Mb ({2}%)";
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public const string ALLOC_FORMAT_STRING = "{0} - {1}Mb";
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public override void DoWork()
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{
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// Input parameters:
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// - DISKSPACE_OVERUSED
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// - BANDWIDTH_OVERUSED
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BackgroundTask topTask = TaskManager.TopTask;
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// get the list of all packages
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List<PackageInfo> packages = PackageController.GetPackagePackages(topTask.PackageId, false);
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TaskManager.Write("Packages to verify: " + packages.Count.ToString());
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bool checkMSSQL = (String.Compare((string)topTask.GetParamValue("MSSQL_OVERUSED"), "true", true) == 0);
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bool checkMySQL = (String.Compare((string)topTask.GetParamValue("MYSQL_OVERUSED"), "true", true) == 0);
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bool sendWarningEmail = Convert.ToBoolean(topTask.GetParamValue("SEND_WARNING_EMAIL"));
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bool sendOverusedEmail = Convert.ToBoolean(topTask.GetParamValue("SEND_OVERUSED_EMAIL"));
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int warningUsageThreshold = Convert.ToInt32(topTask.GetParamValue("WARNING_USAGE_THRESHOLD"));
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int overusedUsageThreshold = Convert.ToInt32(topTask.GetParamValue("OVERUSED_USAGE_THRESHOLD"));
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string warningMailFrom = Convert.ToString(topTask.GetParamValue("WARNING_MAIL_FROM"));
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string warningMailBcc = Convert.ToString(topTask.GetParamValue("WARNING_MAIL_BCC"));
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string warningMailSubject = Convert.ToString(topTask.GetParamValue("WARNING_MAIL_SUBJECT"));
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string warningMailBody = Convert.ToString(topTask.GetParamValue("WARNING_MAIL_BODY"));
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string overusedMailFrom = Convert.ToString(topTask.GetParamValue("OVERUSED_MAIL_FROM"));
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string overusedMailBcc = Convert.ToString(topTask.GetParamValue("OVERUSED_MAIL_BCC"));
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string overusedMailSubject = Convert.ToString(topTask.GetParamValue("OVERUSED_MAIL_SUBJECT"));
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string overusedMailBody = Convert.ToString(topTask.GetParamValue("OVERUSED_MAIL_BODY"));
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int overusedPackages = 0;
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foreach (PackageInfo package in packages)
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{
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UserInfo userInfo = UserController.GetUser(package.UserId);
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List<DatabaseQuota> quotaMSSQL = new List<DatabaseQuota>();
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List<DatabaseQuota> quotaMYSQL = new List<DatabaseQuota>();
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if (checkMSSQL || checkMySQL)
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{
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QuotaValueInfo dsQuota = null;
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DataSet Diskspace = PackageController.GetPackageDiskspace(package.PackageId);
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foreach (DataRow spaceRow in Diskspace.Tables[0].Rows)
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{
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string groupName = spaceRow["GroupName"].ToString();
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if (checkMSSQL && groupName.ToUpper().Contains("MSSQL"))
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{
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dsQuota = PackageController.GetPackageQuota(package.PackageId, groupName + ".MaxDatabaseSize");
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if (dsQuota.QuotaAllocatedValue > 0)
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{
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int databaseSpaceUsage = Convert.ToInt32(spaceRow["Diskspace"]) * 100 / dsQuota.QuotaAllocatedValue;
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quotaMSSQL.Add(new DatabaseQuota(groupName.ToUpper().Replace("MSSQL","SQL Server "),
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Convert.ToInt32(spaceRow["Diskspace"]), dsQuota.QuotaAllocatedValue,
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databaseSpaceUsage < warningUsageThreshold,
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databaseSpaceUsage < overusedUsageThreshold));
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}
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}
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if (checkMySQL && groupName.ToUpper().Contains("MYSQL"))
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{
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dsQuota = PackageController.GetPackageQuota(package.PackageId, groupName + ".MaxDatabaseSize");
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if (dsQuota.QuotaAllocatedValue > 0)
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{
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int databaseSpaceUsage = Convert.ToInt32(spaceRow["Diskspace"]) * 100 / dsQuota.QuotaAllocatedValue;
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quotaMYSQL.Add(new DatabaseQuota(groupName.ToUpper().Replace("MYSQL", "MySQL "),
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Convert.ToInt32(spaceRow["Diskspace"]), dsQuota.QuotaAllocatedValue,
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databaseSpaceUsage < warningUsageThreshold,
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databaseSpaceUsage < overusedUsageThreshold));
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}
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}
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}
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string userName = String.Format("{0} {1} ({2})/{3}", userInfo.FirstName, userInfo.LastName, userInfo.Username, userInfo.Email);
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bool notifyOverusedByMail = false;
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bool notifyWarningByMail = false;
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List<string> formatItems = new List<string>();
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List<string> formatWarningThreshold = new List<string>();
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List<string> formatOverusedThreshold = new List<string>();
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// add Microsoft SQL usage if enabled
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if (checkMSSQL)
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{
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foreach (DatabaseQuota q in quotaMSSQL)
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{
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if (!q.BelowWarningThreshold || !q.BelowUsageThreshold)
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{
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formatItems.Add(String.Format(DISKSPACE_FORMAT_STRING, q.ProviderName, q.SpaceUsed, q.SpaceUsed * 100 / q.SpaceAllocated));
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}
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if (!q.BelowWarningThreshold)
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{
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formatWarningThreshold.Add(String.Format(ALLOC_FORMAT_STRING, q.ProviderName, q.SpaceAllocated));
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notifyWarningByMail = true;
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}
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if (!q.BelowUsageThreshold)
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{
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formatOverusedThreshold.Add(String.Format(ALLOC_FORMAT_STRING, q.ProviderName, q.SpaceAllocated));
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notifyOverusedByMail = true;
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}
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}
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}
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// add MySQL usage if enabled
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if (checkMySQL)
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{
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foreach (DatabaseQuota q in quotaMYSQL)
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{
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if (!q.BelowWarningThreshold || !q.BelowUsageThreshold)
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{
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formatItems.Add(String.Format(DISKSPACE_FORMAT_STRING, q.ProviderName, q.SpaceUsed, (q.SpaceUsed * 100) / q.SpaceAllocated));
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}
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if (!q.BelowWarningThreshold)
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{
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formatWarningThreshold.Add(String.Format(ALLOC_FORMAT_STRING, q.ProviderName, q.SpaceAllocated));
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notifyWarningByMail = true;
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}
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if (!q.BelowUsageThreshold)
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{
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formatOverusedThreshold.Add(String.Format(ALLOC_FORMAT_STRING, q.ProviderName, q.SpaceAllocated));
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notifyOverusedByMail = true;
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}
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}
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}
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// build usage strings
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string usage = String.Join("\n", formatItems.ToArray());
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string usageWarning = String.Join("\n", formatWarningThreshold.ToArray());
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string usageOverused = String.Join("\n", formatOverusedThreshold.ToArray());
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string warningMailSubjectProcessed = ReplaceVariables(warningMailSubject, usageWarning, usage, package.PackageName, userName);
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string warningMailBodyProcessed = ReplaceVariables(warningMailBody, usageWarning, usage, package.PackageName, userName);
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string overusedMailSubjectProcessed = ReplaceVariables(overusedMailSubject, usageOverused, usage, package.PackageName, userName);
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string overusedMailBodyProcessed = ReplaceVariables(overusedMailBody, usageOverused, usage, package.PackageName, userName);
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// Send email notifications
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if (sendWarningEmail && notifyWarningByMail)
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{
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// Send warning email.
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this.SendEmail(warningMailFrom, userInfo.Email, warningMailBcc, warningMailSubjectProcessed, warningMailBodyProcessed, false);
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}
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if (sendOverusedEmail && notifyOverusedByMail)
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{
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// Send overused email.
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this.SendEmail(overusedMailFrom, userInfo.Email, overusedMailBcc, overusedMailSubjectProcessed, overusedMailBodyProcessed, false);
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}
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if (notifyOverusedByMail)
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{
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overusedPackages++;
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}
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}
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}
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// log results
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TaskManager.Write("Total packages overused: " + overusedPackages.ToString());
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}
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private string ReplaceVariables(string content, string threshold, string usage, string spaceName, string customerName)
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{
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if (!String.IsNullOrEmpty(content))
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{
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content = Utils.ReplaceStringVariable(content, "threshold", threshold);
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content = Utils.ReplaceStringVariable(content, "date", DateTime.Now.ToString());
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content = Utils.ReplaceStringVariable(content, "usage", usage);
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content = Utils.ReplaceStringVariable(content, "space", spaceName);
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content = Utils.ReplaceStringVariable(content, "customer", customerName);
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}
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return content;
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}
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private void SendEmail(string from, string to, string bcc, string subject, string body, bool isHtml)
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{
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// check input parameters
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if (String.IsNullOrEmpty(from))
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{
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TaskManager.WriteWarning("Specify 'Mail From' task parameter");
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return;
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}
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if (String.IsNullOrEmpty(to))
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{
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TaskManager.WriteWarning("Specify 'Mail To' task parameter");
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return;
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}
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// send mail message
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MailHelper.SendMessage(from, to, bcc, subject, body, isHtml);
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}
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}
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internal class DatabaseQuota
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{
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private string providerName = string.Empty;
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private int spaceUsed = 0;
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private int spaceAllocated = 0;
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private bool belowWarningThreshold = false;
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private bool belowUsageThreshold = false;
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public DatabaseQuota(string ProviderName, int SpaceUsed, int SpaceAllocated, bool BelowWarningThreshold, bool BelowUsageThreshold)
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{
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providerName = ProviderName;
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spaceUsed = SpaceUsed;
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spaceAllocated = SpaceAllocated;
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belowWarningThreshold = BelowWarningThreshold;
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belowUsageThreshold = BelowUsageThreshold;
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}
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public string ProviderName
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{
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get { return providerName; }
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}
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public int SpaceUsed
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{
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get { return spaceUsed; }
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}
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public int SpaceAllocated
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{
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get { return spaceAllocated; }
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}
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public bool BelowWarningThreshold
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{
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get { return belowWarningThreshold; }
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}
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public bool BelowUsageThreshold
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{
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get { return belowUsageThreshold; }
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}
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}
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}
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