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Posted to commits@cloudstack.apache.org by de...@apache.org on 2013/10/30 08:50:16 UTC
[42/46] Changes for switching all wmi calls to V2 namespace. V1
namespace is deprecated so it is better to be on v2 namespace.
http://git-wip-us.apache.org/repos/asf/cloudstack/blob/d0035fcc/plugins/hypervisors/hyperv/DotNet/ServerResource/HypervResource/HypervResourceController.cs
----------------------------------------------------------------------
diff --git a/plugins/hypervisors/hyperv/DotNet/ServerResource/HypervResource/HypervResourceController.cs b/plugins/hypervisors/hyperv/DotNet/ServerResource/HypervResource/HypervResourceController.cs
index 809894d..55c37f3 100644
--- a/plugins/hypervisors/hyperv/DotNet/ServerResource/HypervResource/HypervResourceController.cs
+++ b/plugins/hypervisors/hyperv/DotNet/ServerResource/HypervResource/HypervResourceController.cs
@@ -1,1502 +1,1463 @@
-// Licensed to the Apache Software Foundation (ASF) under one
-// or more contributor license agreements. See the NOTICE file
-// distributed with this work for additional information
-// regarding copyright ownership. The ASF licenses this file
-// to you under the Apache License, Version 2.0 (the
-// "License"); you may not use this file except in compliance
-// with the License. You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing,
-// software distributed under the License is distributed on an
-// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied. See the License for the
-// specific language governing permissions and limitations
-// under the License.
-
-using Amazon;
-using Amazon.S3;
-using Amazon.S3.Model;
-using CloudStack.Plugin.WmiWrappers.ROOT.VIRTUALIZATION;
-using log4net;
-using Microsoft.CSharp.RuntimeBinder;
-using Newtonsoft.Json;
-using Newtonsoft.Json.Linq;
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using System.Net;
-using System.Net.Http;
-using System.Security.Cryptography;
-using System.Security.Principal;
-using System.Web.Http;
-
-namespace HypervResource
-{
-
- public struct HypervResourceControllerConfig
- {
- private string privateIpAddress;
- private static ILog logger = LogManager.GetLogger(typeof(HypervResourceControllerConfig));
-
- public string PrivateIpAddress
- {
- get
- {
- return privateIpAddress;
- }
- set
- {
- ValidateIpAddress(value);
- privateIpAddress = value;
- System.Net.NetworkInformation.NetworkInterface nic = HypervResourceController.GetNicInfoFromIpAddress(privateIpAddress, out PrivateNetmask);
- PrivateMacAddress = nic.GetPhysicalAddress().ToString();
- }
- }
-
- private static void ValidateIpAddress(string value)
- {
- // Convert to IP address
- IPAddress ipAddress;
- if (!IPAddress.TryParse(value, out ipAddress))
- {
- String errMsg = "Invalid PrivateIpAddress: " + value;
- logger.Error(errMsg);
- throw new ArgumentException(errMsg);
- }
- }
- public string GatewayIpAddress;
- public string PrivateMacAddress;
- public string PrivateNetmask;
- public string StorageNetmask;
- public string StorageMacAddress;
- public string StorageIpAddress;
- public long RootDeviceReservedSpaceBytes;
- public string RootDeviceName;
- public ulong ParentPartitionMinMemoryMb;
- public string LocalSecondaryStoragePath;
- public string systemVmIso;
- }
-
- /// <summary>
- /// Supports one HTTP GET and multiple HTTP POST URIs
- /// </summary>
- /// <remarks>
- /// <para>
- /// POST takes dynamic to allow it to receive JSON without concern for what is the underlying object.
- /// E.g. http://stackoverflow.com/questions/14071715/passing-dynamic-json-object-to-web-api-newtonsoft-example
- /// and http://stackoverflow.com/questions/3142495/deserialize-json-into-c-sharp-dynamic-object
- /// Use ActionName attribute to allow multiple POST URLs, one for each supported command
- /// E.g. http://stackoverflow.com/a/12703423/939250
- /// Strictly speaking, this goes against the purpose of an ApiController, which is to provide one GET/POST/PUT/DELETE, etc.
- /// However, it reduces the amount of code by removing the need for a switch according to the incoming command type.
- /// http://weblogs.asp.net/fredriknormen/archive/2012/06/11/asp-net-web-api-exception-handling.aspx
- /// </para>
- /// <para>
- /// Exceptions handled on command by command basis rather than globally to allow details of the command
- /// to be reflected in the response. Default error handling is in the catch for Exception, but
- /// other exception types may be caught where the feedback would be different.
- /// NB: global alternatives discussed at
- /// http://weblogs.asp.net/fredriknormen/archive/2012/06/11/asp-net-web-api-exception-handling.aspx
- /// </para>
- /// </remarks>
- public class HypervResourceController : ApiController
- {
- public static void Configure(HypervResourceControllerConfig config)
- {
- HypervResourceController.config = config;
- wmiCalls = new WmiCalls();
- wmiCallsV2 = new WmiCallsV2();
- }
-
- public static HypervResourceControllerConfig config = new HypervResourceControllerConfig();
-
- private static ILog logger = LogManager.GetLogger(typeof(WmiCalls));
- private static string systemVmIso;
-
- public static void Initialize()
- {
- }
-
- public static IWmiCalls wmiCalls { get; set; }
- public static IWmiCallsV2 wmiCallsV2 { get; set;}
-
- // GET api/HypervResource
- public string Get()
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- return "HypervResource controller running, use POST to send JSON encoded RPCs"; ;
- }
- }
-
- /// <summary>
- /// NOP - placeholder for future setup, e.g. delete existing VMs or Network ports
- /// POST api/HypervResource/SetupCommand
- /// </summary>
- /// <param name="cmd"></param>
- /// <returns></returns>
- /// TODO: produce test
- [HttpPost]
- [ActionName(CloudStackTypes.SetupCommand)]
- public JContainer SetupCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.SetupCommand + cmd.ToString());
-
- string details = null;
- bool result = false;
-
- try
- {
- NFSTO share = new NFSTO();
- String uriStr = (String)cmd.secondaryStorage;
- share.uri = new Uri(uriStr);
-
- string systemVmIso = (string)cmd.systemVmIso;
- string defaultDataPath = wmiCallsV2.GetDefaultDataRoot();
- string isoPath = Path.Combine(defaultDataPath, Path.GetFileName(systemVmIso));
- if (!File.Exists(isoPath))
- {
- logger.Info("File " + isoPath + " not found. Copying it from the secondary share.");
- Utils.DownloadCifsFileToLocalFile(systemVmIso, share, isoPath);
- }
- HypervResourceController.systemVmIso = isoPath;
- result = true;
- }
- catch (Exception sysEx)
- {
- details = CloudStackTypes.SetupCommand + " failed due to " + sysEx.Message;
- logger.Error(details, sysEx);
- }
-
- object ansContent = new
- {
- result = result,
- details = "success - NOP",
- _reconnect = false
- };
-
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.SetupAnswer);
- }
- }
-
- // POST api/HypervResource/AttachCommand
- [HttpPost]
- [ActionName(CloudStackTypes.AttachCommand)]
- public JContainer AttachCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.AttachCommand + cmd.ToString());
-
- string details = null;
- bool result = false;
-
- try
- {
- string vmName = (string)cmd.vmName;
- string isoPath = "\\\\10.102.192.150\\SMB-Share\\202-2-305ed1f7-1be8-345e-86c3-a976f7f57f10.iso";
- wmiCalls.AttachIso(vmName, isoPath);
-
- result = true;
- }
- catch (Exception sysEx)
- {
- details = CloudStackTypes.AttachCommand + " failed due to " + sysEx.Message;
- logger.Error(details, sysEx);
- }
-
- object ansContent = new
- {
- result = result,
- details = details
- };
-
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.AttachAnswer);
- }
- }
-
- // POST api/HypervResource/DetachCommand
- [HttpPost]
- [ActionName(CloudStackTypes.DettachCommand)]
- public JContainer DetachCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.DettachCommand + cmd.ToString());
-
- string details = null;
- bool result = false;
-
- try
- {
- string vmName = (string)cmd.vmName;
- result = true;
- }
- catch (Exception sysEx)
- {
- details = CloudStackTypes.DettachCommand + " failed due to " + sysEx.Message;
- logger.Error(details, sysEx);
- }
-
- object ansContent = new
- {
- result = result,
- details = details
- };
-
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.DettachAnswer);
- }
- }
-
- // POST api/HypervResource/DestroyCommand
- [HttpPost]
- [ActionName(CloudStackTypes.DestroyCommand)]
- public JContainer DestroyCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.DestroyCommand + cmd.ToString());
-
- string details = null;
- bool result = false;
-
- try
- {
- // Assert
- String errMsg = "No 'volume' details in " + CloudStackTypes.DestroyCommand + " " + cmd.ToString();
- if (cmd.volume == null)
- {
- logger.Error(errMsg);
- throw new ArgumentException(errMsg);
- }
-
- // Assert
- errMsg = "No valide path in DestroyCommand in " + CloudStackTypes.DestroyCommand + " " + (String)cmd.ToString();
- if (cmd.volume.path == null)
- {
- logger.Error(errMsg);
- throw new ArgumentException(errMsg);
- }
-
- String path = (string)cmd.volume.path;
- if (!File.Exists(path))
- {
- logger.Info(CloudStackTypes.DestroyCommand + ", but volume at pass already deleted " + path);
- }
-
- // TODO: will we have to detach volume?
- string vmName = (string)cmd.vmName;
- if (!string.IsNullOrEmpty(vmName) && File.Exists(path))
- {
- var imgmgr = wmiCalls.GetImageManagementService();
- var returncode = imgmgr.Unmount(path);
- if (returncode != ReturnCode.Completed)
- {
- details = "Could not detach driver from vm " + vmName + " for drive " + path;
- logger.Error(details);
- }
- }
-
- File.Delete(path);
- result = true;
- }
- catch (Exception sysEx)
- {
- details = CloudStackTypes.DestroyCommand + " failed due to " + sysEx.Message;
- logger.Error(details, sysEx);
- }
-
- object ansContent = new
- {
- result = result,
- details = details
- };
-
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.Answer);
- }
- }
-
- private static JArray ReturnCloudStackTypedJArray(object ansContent, string ansType)
- {
- JObject ansObj = Utils.CreateCloudStackObject(ansType, ansContent);
- JArray answer = new JArray(ansObj);
- logger.Info(ansObj.ToString());
- return answer;
- }
-
- // POST api/HypervResource/CreateCommand
- [HttpPost]
- [ActionName(CloudStackTypes.CreateCommand)]
- public JContainer CreateCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.CreateCommand + cmd.ToString());
-
- string details = null;
- bool result = false;
- VolumeInfo volume = new VolumeInfo();
-
- try
- {
- string diskType = cmd.diskCharacteristics.type;
- ulong disksize = cmd.diskCharacteristics.size;
- string templateUri = cmd.templateUrl;
-
- // assert: valid storagepool?
- string poolTypeStr = cmd.pool.type;
- string poolLocalPath = cmd.pool.path;
- string poolUuid = cmd.pool.uuid;
- string newVolPath = null;
- long volId = cmd.volId;
- string newVolName = null;
-
- if (ValidStoragePool(poolTypeStr, poolLocalPath, poolUuid, ref details))
- {
- // No template URI? Its a blank disk.
- if (string.IsNullOrEmpty(templateUri))
- {
- // assert
- VolumeType volType;
- if (!Enum.TryParse<VolumeType>(diskType, out volType) && volType != VolumeType.DATADISK)
- {
- details = "Cannot create volumes of type " + (string.IsNullOrEmpty(diskType) ? "NULL" : diskType);
- }
- else
- {
- newVolName = cmd.diskCharacteristics.name;
- newVolPath = Path.Combine(poolLocalPath, newVolName, diskType.ToLower());
- // TODO: how do you specify format as VHD or VHDX?
- wmiCalls.CreateDynamicVirtualHardDisk(disksize, newVolPath);
- if (File.Exists(newVolPath))
- {
- result = true;
- }
- else
- {
- details = "Failed to create DATADISK with name " + newVolName;
- }
- }
- }
- else
- {
- // TODO: Does this always work, or do I need to download template at times?
- if (templateUri.Contains("/") || templateUri.Contains("\\"))
- {
- details = "Problem with templateURL " + templateUri +
- " the URL should be volume UUID in primary storage created by previous PrimaryStorageDownloadCommand";
- logger.Error(details);
- }
- else
- {
- logger.Debug("Template's name in primary store should be " + templateUri);
- // HypervPhysicalDisk BaseVol = primaryPool.getPhysicalDisk(tmplturl);
- FileInfo srcFileInfo = new FileInfo(templateUri);
- newVolName = Guid.NewGuid() + srcFileInfo.Extension;
- newVolPath = Path.Combine(poolLocalPath, newVolName);
- logger.Debug("New volume will be at " + newVolPath);
- string oldVolPath = Path.Combine(poolLocalPath, templateUri);
- File.Copy(oldVolPath, newVolPath);
- if (File.Exists(newVolPath))
- {
- result = true;
- }
- else
- {
- details = "Failed to create DATADISK with name " + newVolName;
- }
- }
- volume = new VolumeInfo(
- volId, diskType,
- poolTypeStr, poolUuid, newVolName,
- newVolPath, newVolPath, (long)disksize, null);
- }
- }
- }
- catch (Exception sysEx)
- {
- // TODO: consider this as model for error processing in all commands
- details = CloudStackTypes.CreateCommand + " failed due to " + sysEx.Message;
- logger.Error(details, sysEx);
- }
-
- object ansContent = new
- {
- result = result,
- details = details,
- volume = volume
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.CreateAnswer);
- }
- }
-
- // POST api/HypervResource/PrimaryStorageDownloadCommand
- [HttpPost]
- [ActionName(CloudStackTypes.PrimaryStorageDownloadCommand)]
- public JContainer PrimaryStorageDownloadCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.PrimaryStorageDownloadCommand + cmd.ToString());
- string details = null;
- bool result = false;
- long size = 0;
- string newCopyFileName = null;
-
- string poolLocalPath = cmd.localPath;
- string poolUuid = cmd.poolUuid;
- if (!Directory.Exists(poolLocalPath))
- {
- details = "None existent local path " + poolLocalPath;
- }
- else
- {
- // Compose name for downloaded file.
- string sourceUrl = cmd.url;
- if (sourceUrl.ToLower().EndsWith(".vhd"))
- {
- newCopyFileName = Guid.NewGuid() + ".vhd";
- }
- if (sourceUrl.ToLower().EndsWith(".vhdx"))
- {
- newCopyFileName = Guid.NewGuid() + ".vhdx";
- }
-
- // assert
- if (newCopyFileName == null)
- {
- details = CloudStackTypes.PrimaryStorageDownloadCommand + " Invalid file extension for hypervisor type in source URL " + sourceUrl;
- logger.Error(details);
- }
- else
- {
- try
- {
- FileInfo newFile;
- if (CopyURI(sourceUrl, newCopyFileName, poolLocalPath, out newFile, ref details))
- {
- size = newFile.Length;
- result = true;
- }
- }
- catch (System.Exception ex)
- {
- details = CloudStackTypes.PrimaryStorageDownloadCommand + " Cannot download source URL " + sourceUrl + " due to " + ex.Message;
- logger.Error(details, ex);
- }
- }
- }
-
- object ansContent = new
- {
- result = result,
- details = details,
- templateSize = size,
- installPath = newCopyFileName
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.PrimaryStorageDownloadAnswer);
- }
- }
-
- private static bool ValidStoragePool(string poolTypeStr, string poolLocalPath, string poolUuid, ref string details)
- {
- StoragePoolType poolType;
- if (!Enum.TryParse<StoragePoolType>(poolTypeStr, out poolType) || poolType != StoragePoolType.Filesystem)
- {
- details = "Primary storage pool " + poolUuid + " type " + poolType + " local path " + poolLocalPath + " has invalid StoragePoolType";
- logger.Error(details);
- return false;
- }
- else if (!Directory.Exists(poolLocalPath))
- {
- details = "Primary storage pool " + poolUuid + " type " + poolType + " local path " + poolLocalPath + " has invalid local path";
- logger.Error(details);
- return false;
- }
- return true;
- }
-
- /// <summary>
- /// Exceptions to watch out for:
- /// Exceptions related to URI creation
- /// System.SystemException
- /// +-System.ArgumentNullException
- /// +-System.FormatException
- /// +-System.UriFormatException
- ///
- /// Exceptions related to NFS URIs
- /// System.SystemException
- /// +-System.NotSupportedException
- /// +-System.ArgumentException
- /// +-System.ArgumentNullException
- /// +-System.Security.SecurityException;
- /// +-System.UnauthorizedAccessException
- /// +-System.IO.IOException
- /// +-System.IO.PathTooLongException
- ///
- /// Exceptions related to HTTP URIs
- /// System.SystemException
- /// +-System.InvalidOperationException
- /// +-System.Net.WebException
- /// +-System.NotSupportedException
- /// +-System.ArgumentNullException
- /// </summary>
- /// <param name="sourceUri"></param>
- /// <param name="newCopyFileName"></param>
- /// <param name="poolLocalPath"></param>
- /// <returns></returns>
- private bool CopyURI(string sourceUri, string newCopyFileName, string poolLocalPath, out FileInfo newFile, ref string details)
- {
- Uri source = new Uri(sourceUri);
- String destFilePath = Path.Combine(poolLocalPath, newCopyFileName);
- string[] pathSegments = source.Segments;
- String templateUUIDandExtension = pathSegments[pathSegments.Length - 1];
- newFile = new FileInfo(destFilePath);
-
- // NFS URI assumed to already be mounted locally. Mount location given by settings.
- if (source.Scheme.ToLower().Equals("nfs"))
- {
- String srcDiskPath = Path.Combine(HypervResourceController.config.LocalSecondaryStoragePath, templateUUIDandExtension);
- String taskMsg = "Copy NFS url in " + sourceUri + " at " + srcDiskPath + " to pool " + poolLocalPath;
- logger.Debug(taskMsg);
- File.Copy(srcDiskPath, destFilePath);
- }
- else if (source.Scheme.ToLower().Equals("http") || source.Scheme.ToLower().Equals("https"))
- {
- System.Net.WebClient webclient = new WebClient();
- webclient.DownloadFile(source, destFilePath);
- }
- else
- {
- details = "Unsupported URI scheme " + source.Scheme.ToLower() + " in source URI " + sourceUri;
- logger.Error(details);
- return false;
- }
-
- if (!File.Exists(destFilePath))
- {
- details = "Filed to copy " + sourceUri + " to primary pool destination " + destFilePath;
- logger.Error(details);
- return false;
- }
- return true;
- }
-
- // POST api/HypervResource/CheckHealthCommand
- // TODO: create test
- [HttpPost]
- [ActionName(CloudStackTypes.CheckHealthCommand)]
- public JContainer CheckHealthCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.CheckHealthCommand + cmd.ToString());
- object ansContent = new
- {
- result = true,
- details = "resource is alive"
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.CheckHealthAnswer);
- }
- }
-
- // POST api/HypervResource/CheckSshCommand
- // TODO: create test
- [HttpPost]
- [ActionName(CloudStackTypes.CheckSshCommand)]
- public JContainer CheckSshCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.CheckSshCommand + cmd.ToString());
- object ansContent = new
- {
- result = true,
- details = "NOP, TODO: implement properly"
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.CheckSshAnswer);
- }
- }
-
- // POST api/HypervResource/CheckVirtualMachineCommand
- [HttpPost]
- [ActionName(CloudStackTypes.CheckVirtualMachineCommand)]
- public JContainer CheckVirtualMachineCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.CheckVirtualMachineCommand + cmd.ToString());
- string details = null;
- bool result = false;
- string vmName = cmd.vmName;
- string state = null;
-
- // TODO: Look up the VM, convert Hyper-V state to CloudStack version.
- var sys = wmiCalls.GetComputerSystem(vmName);
- if (sys == null)
- {
- details = CloudStackTypes.CheckVirtualMachineCommand + " requested unknown VM " + vmName;
- logger.Error(details);
- }
- else
- {
- state = EnabledState.ToString(sys.EnabledState);
- result = true;
- }
-
- object ansContent = new
- {
- result = result,
- details = details,
- state = state
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.CheckVirtualMachineAnswer);
- }
- }
-
- // POST api/HypervResource/DeleteStoragePoolCommand
- [HttpPost]
- [ActionName(CloudStackTypes.DeleteStoragePoolCommand)]
- public JContainer DeleteStoragePoolCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.DeleteStoragePoolCommand + cmd.ToString());
- object ansContent = new
- {
- result = true,
- details = "Current implementation does not delete local path corresponding to storage pool!"
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.Answer);
- }
- }
-
- /// <summary>
- /// NOP - legacy command -
- /// POST api/HypervResource/CreateStoragePoolCommand
- /// </summary>
- /// <param name="cmd"></param>
- /// <returns></returns>
- [HttpPost]
- [ActionName(CloudStackTypes.CreateStoragePoolCommand)]
- public JContainer CreateStoragePoolCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.CreateStoragePoolCommand + cmd.ToString());
- object ansContent = new
- {
- result = true,
- details = "success - NOP"
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.Answer);
- }
- }
-
- // POST api/HypervResource/ModifyStoragePoolCommand
- [HttpPost]
- [ActionName(CloudStackTypes.ModifyStoragePoolCommand)]
- public JContainer ModifyStoragePoolCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.ModifyStoragePoolCommand + cmd.ToString());
- string details = null;
- string localPath;
- object ansContent;
-
- bool result = ValidateStoragePoolCommand(cmd, out localPath, ref details);
- if (!result)
- {
- ansContent = new
- {
- result = result,
- details = details
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.Answer);
- }
-
- var tInfo = new Dictionary<string, string>();
- long capacityBytes;
- long availableBytes;
- GetCapacityForLocalPath(localPath, out capacityBytes, out availableBytes);
-
- String uuid = null;
- var poolInfo = new
- {
- uuid = uuid,
- host = cmd.pool.host,
- localPath = cmd.pool.host,
- hostPath = cmd.localPath,
- poolType = cmd.pool.type,
- capacityBytes = capacityBytes,
- availableBytes = availableBytes
- };
-
- ansContent = new
- {
- result = result,
- details = details,
- templateInfo = tInfo,
- poolInfo = poolInfo
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.ModifyStoragePoolAnswer);
- }
- }
-
- private bool ValidateStoragePoolCommand(dynamic cmd, out string localPath, ref string details)
- {
- dynamic pool = cmd.pool;
- string poolTypeStr = pool.type;
- StoragePoolType poolType;
- localPath = cmd.localPath;
- if (!Enum.TryParse<StoragePoolType>(poolTypeStr, out poolType) || poolType != StoragePoolType.Filesystem)
- {
- details = "Request to create / modify unsupported pool type: " + (poolTypeStr == null ? "NULL" : poolTypeStr) + "in cmd " + JsonConvert.SerializeObject(cmd);
- logger.Error(details);
- return false;
- }
- if (!Directory.Exists(localPath))
- {
- details = "Request to create / modify unsupported StoragePoolType.Filesystem with non-existent path:" + (localPath == null ? "NULL" : localPath) + "in cmd " + JsonConvert.SerializeObject(cmd);
- logger.Error(details);
- return false;
- }
- return true;
- }
-
-
- // POST api/HypervResource/CleanupNetworkRulesCmd
- [HttpPost]
- [ActionName(CloudStackTypes.CleanupNetworkRulesCmd)]
- public JContainer CleanupNetworkRulesCmd([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.CleanupNetworkRulesCmd + cmd.ToString());
- object ansContent = new
- {
- result = false,
- details = "nothing to cleanup in our current implementation"
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.Answer);
- }
- }
-
- // POST api/HypervResource/CheckNetworkCommand
- [HttpPost]
- [ActionName(CloudStackTypes.CheckNetworkCommand)]
- public JContainer CheckNetworkCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.CheckNetworkCommand + cmd.ToString());
- object ansContent = new
- {
- result = true,
- details = (string)null
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.CheckNetworkAnswer);
- }
- }
-
- // POST api/HypervResource/ReadyCommand
- [HttpPost]
- [ActionName(CloudStackTypes.ReadyCommand)]
- public JContainer ReadyCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.ReadyCommand + cmd.ToString());
- object ansContent = new
- {
- result = true,
- details = (string)null
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.ReadyAnswer);
- }
-
- }
-
- // POST api/HypervResource/StartCommand
- [HttpPost]
- [ActionName(CloudStackTypes.StartCommand)]
- public JContainer StartCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.StartCommand + cmd.ToString()); // TODO: Security hole? VM data printed to log
- string details = null;
- bool result = false;
-
- try
- {
- wmiCalls.DeployVirtualMachine(cmd, systemVmIso);
- result = true;
- }
- catch (Exception wmiEx)
- {
- details = CloudStackTypes.StartCommand + " fail on exception" + wmiEx.Message;
- logger.Error(details, wmiEx);
- }
-
- object ansContent = new
- {
- result = result,
- details = details,
- vm = cmd.vm
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.StartAnswer);
- }
- }
-
- // POST api/HypervResource/StopCommand
- [HttpPost]
- [ActionName(CloudStackTypes.StopCommand)]
- public JContainer StopCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.StopCommand + cmd.ToString());
- string details = null;
- bool result = false;
-
- try
- {
- wmiCalls.DestroyVm(cmd);
- result = true;
- }
- catch (Exception wmiEx)
- {
- details = CloudStackTypes.StopCommand + " fail on exception" + wmiEx.Message;
- logger.Error(details, wmiEx);
- }
-
- object ansContent = new
- {
- result = result,
- details = details,
- vm = cmd.vm
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.StopAnswer);
- }
- }
-
- // POST api/HypervResource/MaintainCommand
- // TODO: should this be a NOP?
- [HttpPost]
- [ActionName(CloudStackTypes.MaintainCommand)]
- public JContainer MaintainCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.MaintainCommand + cmd.ToString());
-
- object ansContent = new
- {
- result = true,
- details = "success - NOP for MaintainCommand",
- _reconnect = false
- };
-
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.MaintainAnswer);
- }
- }
-
- // POST api/HypervResource/PingRoutingCommand
- // TODO: should this be a NOP?
- [HttpPost]
- [ActionName(CloudStackTypes.PingRoutingCommand)]
- public JContainer PingRoutingCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.PingRoutingCommand + cmd.ToString());
-
- object ansContent = new
- {
- result = true,
- details = "success - NOP for PingRoutingCommand",
- _reconnect = false
- };
-
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.Answer);
- }
- }
-
- // POST api/HypervResource/PingCommand
- // TODO: should this be a NOP?
- [HttpPost]
- [ActionName(CloudStackTypes.PingCommand)]
- public JContainer PingCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.PingCommand + cmd.ToString());
-
- object ansContent = new
- {
- result = true,
- details = "success - NOP for PingCommand",
- _reconnect = false
- };
-
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.Answer);
- }
- }
-
- // POST api/HypervResource/GetVmStatsCommand
- [HttpPost]
- [ActionName(CloudStackTypes.GetVmStatsCommand)]
- public JContainer GetVmStatsCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.GetVmStatsCommand + cmd.ToString());
- bool result = false;
- string details = null;
- JArray vmNamesJson = cmd.vmNames;
- string[] vmNames = vmNamesJson.ToObject<string[]>();
- Dictionary<string, VmStatsEntry> vmProcessorInfo = new Dictionary<string, VmStatsEntry>(vmNames.Length);
-
- var vmsToInspect = new List<System.Management.ManagementPath>();
- foreach (var vmName in vmNames)
- {
- var sys = wmiCalls.GetComputerSystem(vmName);
- if (sys == null)
- {
- logger.InfoFormat("GetVmStatsCommand requested unknown VM {0}", vmNames);
- continue;
- }
- var sysInfo = wmiCalls.GetVmSettings(sys);
- vmsToInspect.Add(sysInfo.Path);
- }
-
- // Process info available from WMI,
- // See http://msdn.microsoft.com/en-us/library/cc160706%28v=vs.85%29.aspx
- uint[] requestedInfo = new uint[] {
- 0, // Name
- 1, // ElementName
- 4, // Number of processes
- 101 // ProcessorLoad
- };
-
- System.Management.ManagementBaseObject[] sysSummary;
- var vmsvc = wmiCalls.GetVirtualisationSystemManagementService();
- System.Management.ManagementPath[] vmPaths = vmsToInspect.ToArray();
- vmsvc.GetSummaryInformation(requestedInfo, vmPaths, out sysSummary);
-
- foreach (var summary in sysSummary)
- {
- var summaryInfo = new CloudStack.Plugin.AgentShell.ROOT.VIRTUALIZATION.SummaryInformation(summary);
-
- logger.Debug("VM " + summaryInfo.Name + "(elementName " + summaryInfo.ElementName + ") has " +
- summaryInfo.NumberOfProcessors + " CPUs, and load of " + summaryInfo.ProcessorLoad);
- var vmInfo = new VmStatsEntry
- {
- cpuUtilization = summaryInfo.ProcessorLoad,
- numCPUs = summaryInfo.NumberOfProcessors,
- networkReadKBs = 1,
- networkWriteKBs = 1,
- entityType = "vm"
- };
- vmProcessorInfo.Add(summaryInfo.ElementName, vmInfo);
- }
-
- // TODO: Network usage comes from Performance Counter API; however it is only available in kb/s, and not in total terms.
- // Curious about these? Use perfmon to inspect them, e.g. http://msdn.microsoft.com/en-us/library/xhcx5a20%28v=vs.100%29.aspx
- // Recent post on these counter at http://blogs.technet.com/b/cedward/archive/2011/07/19/hyper-v-networking-optimizations-part-6-of-6-monitoring-hyper-v-network-consumption.aspx
- result = true;
-
- object ansContent = new
- {
- vmInfos = vmProcessorInfo,
- result = result,
- details = details,
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.GetVmStatsAnswer);
- }
- }
-
- // POST api/HypervResource/StartupCommand
- [HttpPost]
- [ActionName(CloudStackTypes.CopyCommand)]
- public JContainer CopyCommand(dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- // Log command *after* we've removed security details from the command.
-
- bool result = false;
- string details = null;
- object newData = null;
-
- try
- {
- dynamic timeout = cmd.wait; // TODO: Useful?
-
- TemplateObjectTO srcTemplateObjectTO = TemplateObjectTO.ParseJson(cmd.srcTO);
- TemplateObjectTO destTemplateObjectTO = TemplateObjectTO.ParseJson(cmd.destTO);
- VolumeObjectTO destVolumeObjectTO = VolumeObjectTO.ParseJson(cmd.destTO);
-
- logger.Info(CloudStackTypes.CopyCommand + cmd.ToString());
-
- // Already exists?
- if (destTemplateObjectTO != null &&
- File.Exists(destTemplateObjectTO.FullFileName) &&
- !String.IsNullOrEmpty(destTemplateObjectTO.checksum))
- {
- // TODO: checksum fails us, because it is of the compressed image.
- // ASK: should we store the compressed or uncompressed version or is the checksum not calculated correctly?
- result = VerifyChecksum(destTemplateObjectTO.FullFileName, destTemplateObjectTO.checksum);
- if (result == false)
- result = true;
- }
-
- // Do we have to create a new one?
- if (!result)
- {
- // Create local copy of a template?
- if (srcTemplateObjectTO != null && destTemplateObjectTO != null)
- {
- // S3 download to primary storage?
- // NFS provider download to primary storage?
- if ((srcTemplateObjectTO.s3DataStoreTO != null || srcTemplateObjectTO.nfsDataStoreTO != null) && destTemplateObjectTO.primaryDataStore != null)
- {
- string destFile = destTemplateObjectTO.FullFileName;
-
- if (File.Exists(destFile))
- {
- logger.Info("Deleting existing file " + destFile);
- File.Delete(destFile);
- }
-
- if (srcTemplateObjectTO.s3DataStoreTO != null)
- {
- // Download from S3 to destination data storage
- DownloadS3ObjectToFile(srcTemplateObjectTO.path, srcTemplateObjectTO.s3DataStoreTO, destFile);
- }
- else if (srcTemplateObjectTO.nfsDataStoreTO != null)
- {
- // Download from S3 to destination data storage
- Utils.DownloadCifsFileToLocalFile(srcTemplateObjectTO.path, srcTemplateObjectTO.nfsDataStoreTO, destFile);
- }
-
- // Uncompress, as required
- if (srcTemplateObjectTO.path.EndsWith(".bz2"))
- {
- String uncompressedFile = destFile + ".tmp";
- String compressedFile = destFile;
- using (var uncompressedOutStrm = new FileStream(uncompressedFile, FileMode.CreateNew, FileAccess.Write))
- {
- using (var compressedInStrm = new FileStream(destFile, FileMode.Open, FileAccess.Read))
- {
- using (var bz2UncompressorStrm = new Ionic.BZip2.BZip2InputStream(compressedInStrm, true) /* outer 'using' statement will close FileStream*/ )
- {
- int count = 0;
- int bufsize = 1024 * 1024;
- byte[] buf = new byte[bufsize];
-
- // EOF returns -1, see http://dotnetzip.codeplex.com/workitem/16069
- while (0 < (count = bz2UncompressorStrm.Read(buf, 0, bufsize)))
- {
- uncompressedOutStrm.Write(buf, 0, count);
- }
- }
- }
- }
- File.Delete(compressedFile);
- File.Move(uncompressedFile, compressedFile);
- if (File.Exists(uncompressedFile))
- {
- String errMsg = "Extra file left around called " + uncompressedFile + " when creating " + destFile;
- logger.Error(errMsg);
- throw new IOException(errMsg);
- }
- }
-
- // assert
- if (!File.Exists(destFile))
- {
- String errMsg = "Failed to create " + destFile + " , because the file is missing";
- logger.Error(errMsg);
- throw new IOException(errMsg);
- }
-
- newData = cmd.destTO;
- result = true;
- }
- else
- {
- details = "Data store combination not supported";
- }
- }
- // Create volume from a template?
- else if (srcTemplateObjectTO != null && destVolumeObjectTO != null)
- {
- if (destVolumeObjectTO.format == null)
- {
- destVolumeObjectTO.format = srcTemplateObjectTO.format;
- }
- string destFile = destVolumeObjectTO.FullFileName;
- string srcFile = srcTemplateObjectTO.FullFileName;
-
- if (!File.Exists(srcFile))
- {
- details = "Local template file missing from " + srcFile;
- }
- else
- {
- if (File.Exists(destFile))
- {
- logger.Info("Deleting existing file " + destFile);
- File.Delete(destFile);
- }
-
- // TODO: thin provision instead of copying the full file.
- File.Copy(srcFile, destFile);
- newData = cmd.destTO;
- result = true;
- }
- }
- else
- {
- details = "Data store combination not supported";
- }
- }
- }
- catch (Exception ex)
- {
- // Test by providing wrong key
- details = CloudStackTypes.CopyCommand + " failed on exception, " + ex.Message;
- logger.Error(details, ex);
- }
-
- object ansContent = new
- {
- result = result,
- details = details,
- newData = cmd.destTO
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.CopyCmdAnswer);
- }
- }
-
- private static bool VerifyChecksum(string destFile, string checksum)
- {
- string localChecksum = BitConverter.ToString(CalcFileChecksum(destFile)).Replace("-", "").ToLower();
- logger.Debug("Checksum of " + destFile + " is " + checksum);
- if (checksum.Equals(localChecksum))
- {
- return true;
- }
- return false;
- }
-
- /// <summary>
- /// Match implmentation of DownloadManagerImpl.computeCheckSum
- /// </summary>
- /// <param name="destFile"></param>
- /// <returns></returns>
- private static byte[] CalcFileChecksum(string destFile)
- {
- // TODO: Add unit test to verify that checksum algorithm has not changed.
- using (MD5 md5 = MD5.Create())
- {
- using (FileStream stream = File.OpenRead(destFile))
- {
- return md5.ComputeHash(stream);
- }
- }
- }
-
- private static void DownloadS3ObjectToFile(string srcObjectKey, S3TO srcS3TO, string destFile)
- {
- AmazonS3Config S3Config = new AmazonS3Config
- {
- ServiceURL = srcS3TO.endpoint,
- CommunicationProtocol = Amazon.S3.Model.Protocol.HTTP
- };
-
- if (srcS3TO.httpsFlag)
- {
- S3Config.CommunicationProtocol = Protocol.HTTPS;
- }
-
- try
- {
- using (AmazonS3 client = Amazon.AWSClientFactory.CreateAmazonS3Client(srcS3TO.accessKey, srcS3TO.secretKey, S3Config))
- {
- GetObjectRequest getObjectRequest = new GetObjectRequest().WithBucketName(srcS3TO.bucketName).WithKey(srcObjectKey);
-
- using (S3Response getObjectResponse = client.GetObject(getObjectRequest))
- {
- using (Stream s = getObjectResponse.ResponseStream)
- {
- using (FileStream fs = new FileStream(destFile, FileMode.Create, FileAccess.Write))
- {
- byte[] data = new byte[524288];
- int bytesRead = 0;
- do
- {
- bytesRead = s.Read(data, 0, data.Length);
- fs.Write(data, 0, bytesRead);
- }
- while (bytesRead > 0);
- fs.Flush();
- }
- }
- }
- }
- }
- catch (Exception ex)
- {
- string errMsg = "Download from S3 url" + srcS3TO.endpoint + " said: " + ex.Message;
- logger.Error(errMsg, ex);
- throw new Exception(errMsg, ex);
- }
- }
-
- // POST api/HypervResource/GetStorageStatsCommand
- [HttpPost]
- [ActionName(CloudStackTypes.GetStorageStatsCommand)]
- public JContainer GetStorageStatsCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.GetStorageStatsCommand + cmd.ToString());
- bool result = false;
- string details = null;
- long capacity = 0;
- long available = 0;
- long used = 0;
- try
- {
- string localPath = (string)cmd.localPath;
- GetCapacityForLocalPath(localPath, out capacity, out available);
- used = capacity - available;
- result = true;
- logger.Debug(CloudStackTypes.GetStorageStatsCommand + " set used bytes to " + used);
- }
- catch (Exception ex)
- {
- details = CloudStackTypes.GetStorageStatsCommand + " failed on exception" + ex.Message;
- logger.Error(details, ex);
- }
-
- object ansContent = new
- {
- result = result,
- details = details,
- capacity = capacity,
- used = used
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.GetStorageStatsAnswer);
- }
- }
-
- // POST api/HypervResource/GetHostStatsCommand
- [HttpPost]
- [ActionName(CloudStackTypes.GetHostStatsCommand)]
- public JContainer GetHostStatsCommand([FromBody]dynamic cmd)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(CloudStackTypes.GetHostStatsCommand + cmd.ToString());
- bool result = false;
- string details = null;
- object hostStats = null;
-
- var entityType = "host";
- ulong totalMemoryKBs;
- ulong freeMemoryKBs;
- double networkReadKBs;
- double networkWriteKBs;
- double cpuUtilization;
-
- try
- {
- long hostId = (long)cmd.hostId;
- wmiCalls.GetMemoryResources(out totalMemoryKBs, out freeMemoryKBs);
- wmiCalls.GetProcessorUsageInfo(out cpuUtilization);
-
- // TODO: can we assume that the host has only one adaptor?
- string tmp;
- var privateNic = GetNicInfoFromIpAddress(config.PrivateIpAddress, out tmp);
- var nicStats = privateNic.GetIPv4Statistics(); //TODO: add IPV6 support, currentl
- networkReadKBs = nicStats.BytesReceived;
- networkWriteKBs = nicStats.BytesSent;
-
- // Generate GetHostStatsAnswer
- hostStats = new
- {
- hostId = hostId,
- entityType = entityType,
- cpuUtilization = cpuUtilization,
- networkReadKBs = networkReadKBs,
- networkWriteKBs = networkWriteKBs,
- totalMemoryKBs = (double)totalMemoryKBs,
- freeMemoryKBs = (double)freeMemoryKBs
- };
- result = true;
- }
- catch (Exception ex)
- {
- details = CloudStackTypes.GetHostStatsCommand + " failed on exception" + ex.Message;
- logger.Error(details, ex);
- }
-
- object ansContent = new
- {
- result = result,
- hostStats = hostStats,
- details = details
- };
- return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.GetHostStatsAnswer);
- }
- }
-
- // POST api/HypervResource/StartupCommand
- [HttpPost]
- [ActionName(CloudStackTypes.StartupCommand)]
- public JContainer StartupCommand([FromBody]dynamic cmdArray)
- {
- using (log4net.NDC.Push(Guid.NewGuid().ToString()))
- {
- logger.Info(cmdArray.ToString());
- // Log agent configuration
- logger.Info("Agent StartupRoutingCommand received " + cmdArray.ToString());
- dynamic strtRouteCmd = cmdArray[0][CloudStackTypes.StartupRoutingCommand];
-
- // Insert networking details
- strtRouteCmd.privateIpAddress = config.PrivateIpAddress;
- strtRouteCmd.privateNetmask = config.PrivateNetmask;
- strtRouteCmd.privateMacAddress = config.PrivateMacAddress;
- strtRouteCmd.storageIpAddress = config.PrivateIpAddress;
- strtRouteCmd.storageNetmask = config.PrivateNetmask;
- strtRouteCmd.storageMacAddress = config.PrivateMacAddress;
- strtRouteCmd.gatewayIpAddress = config.GatewayIpAddress;
- strtRouteCmd.caps = "hvm";
-
- // Detect CPUs, speed, memory
- uint cores;
- uint mhz;
- wmiCalls.GetProcessorResources(out cores, out mhz);
- strtRouteCmd.cpus = cores;
- strtRouteCmd.speed = mhz;
- ulong memoryKBs;
- ulong freeMemoryKBs;
- wmiCalls.GetMemoryResources(out memoryKBs, out freeMemoryKBs);
- strtRouteCmd.memory = memoryKBs * 1024; // Convert to bytes
-
- // Need 2 Gig for DOM0, see http://technet.microsoft.com/en-us/magazine/hh750394.aspx
- strtRouteCmd.dom0MinMemory = config.ParentPartitionMinMemoryMb * 1024 * 1024; // Convert to bytes
-
- // Insert storage pool details.
- //
- // Read the localStoragePath for virtual disks from the Hyper-V configuration
- // See http://blogs.msdn.com/b/virtual_pc_guy/archive/2010/05/06/managing-the-default-virtual-machine-location-with-hyper-v.aspx
- // for discussion of Hyper-V file locations paths.
- string localStoragePath = wmiCalls.GetDefaultVirtualDiskFolder();
- if (localStoragePath != null)
- {
- // GUID arbitrary. Host agents deals with storage pool in terms of localStoragePath.
- // We use HOST guid.
- string poolGuid = strtRouteCmd.guid;
-
- if (poolGuid == null)
- {
- poolGuid = Guid.NewGuid().ToString();
- logger.InfoFormat("Setting Startup StoragePool GUID to " + poolGuid);
- }
- else
- {
- logger.InfoFormat("Setting Startup StoragePool GUID same as HOST, i.e. " + poolGuid);
- }
-
- long capacity;
- long available;
- GetCapacityForLocalPath(localStoragePath, out capacity, out available);
-
- logger.Debug(CloudStackTypes.StartupStorageCommand + " set available bytes to " + available);
-
- string ipAddr = strtRouteCmd.privateIpAddress;
- StoragePoolInfo pi = new StoragePoolInfo(
- poolGuid.ToString(),
- ipAddr,
- localStoragePath,
- localStoragePath,
- StoragePoolType.Filesystem.ToString(),
- capacity,
- available);
-
- // Build StartupStorageCommand using an anonymous type
- // See http://stackoverflow.com/a/6029228/939250
- object ansContent = new
- {
- poolInfo = pi,
- guid = pi.uuid,
- dataCenter = strtRouteCmd.dataCenter,
- resourceType = StorageResourceType.STORAGE_POOL.ToString() // TODO: check encoding
- };
- JObject ansObj = Utils.CreateCloudStackObject(CloudStackTypes.StartupStorageCommand, ansContent);
- cmdArray.Add(ansObj);
- }
-
- // Convert result to array for type correctness?
- logger.Info(CloudStackTypes.StartupCommand + " result is " + cmdArray.ToString());
- return cmdArray;
- }
- }
-
- public static System.Net.NetworkInformation.NetworkInterface GetNicInfoFromIpAddress(string ipAddress, out string subnet)
- {
- System.Net.NetworkInformation.NetworkInterface[] nics = System.Net.NetworkInformation.NetworkInterface.GetAllNetworkInterfaces();
- foreach (var nic in nics)
- {
- subnet = null;
- // TODO: use to remove NETMASK and MAC from the config file, and to validate the IPAddress.
- var nicProps = nic.GetIPProperties();
- bool found = false;
- foreach (var addr in nicProps.UnicastAddresses)
- {
- if (addr.Address.Equals(IPAddress.Parse(ipAddress)))
- {
- subnet = addr.IPv4Mask.ToString();
- found = true;
- }
- }
- if (!found)
- {
- continue;
- }
- return nic;
- }
- throw new ArgumentException("No NIC for ipAddress " + ipAddress);
- }
-
- public static void GetCapacityForLocalPath(string localStoragePath, out long capacityBytes, out long availableBytes)
- {
- // NB: DriveInfo does not work for remote folders (http://stackoverflow.com/q/1799984/939250)
- // DriveInfo requires a driver letter...
- string fullPath = Path.GetFullPath(localStoragePath);
- System.IO.DriveInfo poolInfo = new System.IO.DriveInfo(fullPath);
- capacityBytes = poolInfo.TotalSize;
- availableBytes = poolInfo.AvailableFreeSpace;
-
- // Don't allow all of the Root Device to be used for virtual disks
- if (poolInfo.RootDirectory.Name.ToLower().Equals(config.RootDeviceName))
- {
- availableBytes -= config.RootDeviceReservedSpaceBytes;
- availableBytes = availableBytes > 0 ? availableBytes : 0;
- capacityBytes -= config.RootDeviceReservedSpaceBytes;
- capacityBytes = capacityBytes > 0 ? capacityBytes : 0;
- }
- }
- }
-}
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+using Amazon;
+using Amazon.S3;
+using Amazon.S3.Model;
+using log4net;
+using Microsoft.CSharp.RuntimeBinder;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Net;
+using System.Net.Http;
+using System.Security.Cryptography;
+using System.Security.Principal;
+using System.Web.Http;
+
+namespace HypervResource
+{
+
+ public struct HypervResourceControllerConfig
+ {
+ private string privateIpAddress;
+ private static ILog logger = LogManager.GetLogger(typeof(HypervResourceControllerConfig));
+
+ public string PrivateIpAddress
+ {
+ get
+ {
+ return privateIpAddress;
+ }
+ set
+ {
+ ValidateIpAddress(value);
+ privateIpAddress = value;
+ System.Net.NetworkInformation.NetworkInterface nic = HypervResourceController.GetNicInfoFromIpAddress(privateIpAddress, out PrivateNetmask);
+ PrivateMacAddress = nic.GetPhysicalAddress().ToString();
+ }
+ }
+
+ private static void ValidateIpAddress(string value)
+ {
+ // Convert to IP address
+ IPAddress ipAddress;
+ if (!IPAddress.TryParse(value, out ipAddress))
+ {
+ String errMsg = "Invalid PrivateIpAddress: " + value;
+ logger.Error(errMsg);
+ throw new ArgumentException(errMsg);
+ }
+ }
+ public string GatewayIpAddress;
+ public string PrivateMacAddress;
+ public string PrivateNetmask;
+ public string StorageNetmask;
+ public string StorageMacAddress;
+ public string StorageIpAddress;
+ public long RootDeviceReservedSpaceBytes;
+ public string RootDeviceName;
+ public ulong ParentPartitionMinMemoryMb;
+ public string LocalSecondaryStoragePath;
+ public string systemVmIso;
+ }
+
+ /// <summary>
+ /// Supports one HTTP GET and multiple HTTP POST URIs
+ /// </summary>
+ /// <remarks>
+ /// <para>
+ /// POST takes dynamic to allow it to receive JSON without concern for what is the underlying object.
+ /// E.g. http://stackoverflow.com/questions/14071715/passing-dynamic-json-object-to-web-api-newtonsoft-example
+ /// and http://stackoverflow.com/questions/3142495/deserialize-json-into-c-sharp-dynamic-object
+ /// Use ActionName attribute to allow multiple POST URLs, one for each supported command
+ /// E.g. http://stackoverflow.com/a/12703423/939250
+ /// Strictly speaking, this goes against the purpose of an ApiController, which is to provide one GET/POST/PUT/DELETE, etc.
+ /// However, it reduces the amount of code by removing the need for a switch according to the incoming command type.
+ /// http://weblogs.asp.net/fredriknormen/archive/2012/06/11/asp-net-web-api-exception-handling.aspx
+ /// </para>
+ /// <para>
+ /// Exceptions handled on command by command basis rather than globally to allow details of the command
+ /// to be reflected in the response. Default error handling is in the catch for Exception, but
+ /// other exception types may be caught where the feedback would be different.
+ /// NB: global alternatives discussed at
+ /// http://weblogs.asp.net/fredriknormen/archive/2012/06/11/asp-net-web-api-exception-handling.aspx
+ /// </para>
+ /// </remarks>
+ public class HypervResourceController : ApiController
+ {
+ public static void Configure(HypervResourceControllerConfig config)
+ {
+ HypervResourceController.config = config;
+ wmiCallsV2 = new WmiCallsV2();
+ }
+
+ public static HypervResourceControllerConfig config = new HypervResourceControllerConfig();
+
+ private static ILog logger = LogManager.GetLogger(typeof(HypervResourceController));
+ private static string systemVmIso;
+
+ public static void Initialize()
+ {
+ }
+
+ public static IWmiCallsV2 wmiCallsV2 { get; set;}
+
+ // GET api/HypervResource
+ public string Get()
+ {
+ using (log4net.NDC.Push(Guid.NewGuid().ToString()))
+ {
+ return "HypervResource controller running, use POST to send JSON encoded RPCs"; ;
+ }
+ }
+
+ /// <summary>
+ /// NOP - placeholder for future setup, e.g. delete existing VMs or Network ports
+ /// POST api/HypervResource/SetupCommand
+ /// </summary>
+ /// <param name="cmd"></param>
+ /// <returns></returns>
+ /// TODO: produce test
+ [HttpPost]
+ [ActionName(CloudStackTypes.SetupCommand)]
+ public JContainer SetupCommand([FromBody]dynamic cmd)
+ {
+ using (log4net.NDC.Push(Guid.NewGuid().ToString()))
+ {
+ logger.Info(CloudStackTypes.SetupCommand + cmd.ToString());
+
+ string details = null;
+ bool result = false;
+
+ try
+ {
+ NFSTO share = new NFSTO();
+ String uriStr = (String)cmd.secondaryStorage;
+ share.uri = new Uri(uriStr);
+
+ string systemVmIso = (string)cmd.systemVmIso;
+ string defaultDataPath = wmiCallsV2.GetDefaultDataRoot();
+ string isoPath = Path.Combine(defaultDataPath, Path.GetFileName(systemVmIso));
+ if (!File.Exists(isoPath))
+ {
+ logger.Info("File " + isoPath + " not found. Copying it from the secondary share.");
+ Utils.DownloadCifsFileToLocalFile(systemVmIso, share, isoPath);
+ }
+ HypervResourceController.systemVmIso = isoPath;
+ result = true;
+ }
+ catch (Exception sysEx)
+ {
+ details = CloudStackTypes.SetupCommand + " failed due to " + sysEx.Message;
+ logger.Error(details, sysEx);
+ }
+
+ object ansContent = new
+ {
+ result = result,
+ details = "success - NOP",
+ _reconnect = false
+ };
+
+ return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.SetupAnswer);
+ }
+ }
+
+ // POST api/HypervResource/AttachCommand
+ [HttpPost]
+ [ActionName(CloudStackTypes.AttachCommand)]
+ public JContainer AttachCommand([FromBody]dynamic cmd)
+ {
+ using (log4net.NDC.Push(Guid.NewGuid().ToString()))
+ {
+ logger.Info(CloudStackTypes.AttachCommand + cmd.ToString());
+
+ string details = null;
+ bool result = false;
+
+ try
+ {
+ string vmName = (string)cmd.vmName;
+ // TODO: remove absolute path
+ string isoPath = "\\\\10.102.192.150\\SMB-Share\\202-2-305ed1f7-1be8-345e-86c3-a976f7f57f10.iso";
+ wmiCallsV2.AttachIso(vmName, isoPath);
+
+ result = true;
+ }
+ catch (Exception sysEx)
+ {
+ details = CloudStackTypes.AttachCommand + " failed due to " + sysEx.Message;
+ logger.Error(details, sysEx);
+ }
+
+ object ansContent = new
+ {
+ result = result,
+ details = details
+ };
+
+ return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.AttachAnswer);
+ }
+ }
+
+ // POST api/HypervResource/DetachCommand
+ [HttpPost]
+ [ActionName(CloudStackTypes.DettachCommand)]
+ public JContainer DetachCommand([FromBody]dynamic cmd)
+ {
+ using (log4net.NDC.Push(Guid.NewGuid().ToString()))
+ {
+ logger.Info(CloudStackTypes.DettachCommand + cmd.ToString());
+
+ string details = null;
+ bool result = false;
+
+ try
+ {
+ string vmName = (string)cmd.vmName;
+ result = true;
+ }
+ catch (Exception sysEx)
+ {
+ details = CloudStackTypes.DettachCommand + " failed due to " + sysEx.Message;
+ logger.Error(details, sysEx);
+ }
+
+ object ansContent = new
+ {
+ result = result,
+ details = details
+ };
+
+ return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.DettachAnswer);
+ }
+ }
+
+ // POST api/HypervResource/DestroyCommand
+ [HttpPost]
+ [ActionName(CloudStackTypes.DestroyCommand)]
+ public JContainer DestroyCommand([FromBody]dynamic cmd)
+ {
+ using (log4net.NDC.Push(Guid.NewGuid().ToString()))
+ {
+ logger.Info(CloudStackTypes.DestroyCommand + cmd.ToString());
+
+ string details = null;
+ bool result = false;
+
+ try
+ {
+ // Assert
+ String errMsg = "No 'volume' details in " + CloudStackTypes.DestroyCommand + " " + cmd.ToString();
+ if (cmd.volume == null)
+ {
+ logger.Error(errMsg);
+ throw new ArgumentException(errMsg);
+ }
+
+ // Assert
+ errMsg = "No valide path in DestroyCommand in " + CloudStackTypes.DestroyCommand + " " + (String)cmd.ToString();
+ if (cmd.volume.path == null)
+ {
+ logger.Error(errMsg);
+ throw new ArgumentException(errMsg);
+ }
+
+ String path = (string)cmd.volume.path;
+ if (!File.Exists(path))
+ {
+ logger.Info(CloudStackTypes.DestroyCommand + ", but volume at pass already deleted " + path);
+ }
+
+ string vmName = (string)cmd.vmName;
+ if (!string.IsNullOrEmpty(vmName) && File.Exists(path))
+ {
+ // Make sure that this resource is removed from the VM
+ wmiCallsV2.DetachDisk(vmName, path);
+ }
+
+ File.Delete(path);
+ result = true;
+ }
+ catch (Exception sysEx)
+ {
+ details = CloudStackTypes.DestroyCommand + " failed due to " + sysEx.Message;
+ logger.Error(details, sysEx);
+ }
+
+ object ansContent = new
+ {
+ result = result,
+ details = details
+ };
+
+ return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.Answer);
+ }
+ }
+
+ private static JArray ReturnCloudStackTypedJArray(object ansContent, string ansType)
+ {
+ JObject ansObj = Utils.CreateCloudStackObject(ansType, ansContent);
+ JArray answer = new JArray(ansObj);
+ logger.Info(ansObj.ToString());
+ return answer;
+ }
+
+ // POST api/HypervResource/CreateCommand
+ [HttpPost]
+ [ActionName(CloudStackTypes.CreateCommand)]
+ public JContainer CreateCommand([FromBody]dynamic cmd)
+ {
+ using (log4net.NDC.Push(Guid.NewGuid().ToString()))
+ {
+ logger.Info(CloudStackTypes.CreateCommand + cmd.ToString());
+
+ string details = null;
+ bool result = false;
+ VolumeInfo volume = new VolumeInfo();
+
+ try
+ {
+ string diskType = cmd.diskCharacteristics.type;
+ ulong disksize = cmd.diskCharacteristics.size;
+ string templateUri = cmd.templateUrl;
+
+ // assert: valid storagepool?
+ string poolTypeStr = cmd.pool.type;
+ string poolLocalPath = cmd.pool.path;
+ string poolUuid = cmd.pool.uuid;
+ string newVolPath = null;
+ long volId = cmd.volId;
+ string newVolName = null;
+
+ if (ValidStoragePool(poolTypeStr, poolLocalPath, poolUuid, ref details))
+ {
+ // No template URI? Its a blank disk.
+ if (string.IsNullOrEmpty(templateUri))
+ {
+ // assert
+ VolumeType volType;
+ if (!Enum.TryParse<VolumeType>(diskType, out volType) && volType != VolumeType.DATADISK)
+ {
+ details = "Cannot create volumes of type " + (string.IsNullOrEmpty(diskType) ? "NULL" : diskType);
+ }
+ else
+ {
+ newVolName = cmd.diskCharacteristics.name;
+ newVolPath = Path.Combine(poolLocalPath, newVolName, diskType.ToLower());
+ // TODO: make volume format and block size configurable
+ wmiCallsV2.CreateDynamicVirtualHardDisk(disksize, newVolPath);
+ if (File.Exists(newVolPath))
+ {
+ result = true;
+ }
+ else
+ {
+ details = "Failed to create DATADISK with name " + newVolName;
+ }
+ }
+ }
+ else
+ {
+ // TODO: Does this always work, or do I need to download template at times?
+ if (templateUri.Contains("/") || templateUri.Contains("\\"))
+ {
+ details = "Problem with templateURL " + templateUri +
+ " the URL should be volume UUID in primary storage created by previous PrimaryStorageDownloadCommand";
+ logger.Error(details);
+ }
+ else
+ {
+ logger.Debug("Template's name in primary store should be " + templateUri);
+ // HypervPhysicalDisk BaseVol = primaryPool.getPhysicalDisk(tmplturl);
+ FileInfo srcFileInfo = new FileInfo(templateUri);
+ newVolName = Guid.NewGuid() + srcFileInfo.Extension;
+ newVolPath = Path.Combine(poolLocalPath, newVolName);
+ logger.Debug("New volume will be at " + newVolPath);
+ string oldVolPath = Path.Combine(poolLocalPath, templateUri);
+ File.Copy(oldVolPath, newVolPath);
+ if (File.Exists(newVolPath))
+ {
+ result = true;
+ }
+ else
+ {
+ details = "Failed to create DATADISK with name " + newVolName;
+ }
+ }
+ volume = new VolumeInfo(
+ volId, diskType,
+ poolTypeStr, poolUuid, newVolName,
+ newVolPath, newVolPath, (long)disksize, null);
+ }
+ }
+ }
+ catch (Exception sysEx)
+ {
+ // TODO: consider this as model for error processing in all commands
+ details = CloudStackTypes.CreateCommand + " failed due to " + sysEx.Message;
+ logger.Error(details, sysEx);
+ }
+
+ object ansContent = new
+ {
+ result = result,
+ details = details,
+ volume = volume
+ };
+ return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.CreateAnswer);
+ }
+ }
+
+ // POST api/HypervResource/PrimaryStorageDownloadCommand
+ [HttpPost]
+ [ActionName(CloudStackTypes.PrimaryStorageDownloadCommand)]
+ public JContainer PrimaryStorageDownloadCommand([FromBody]dynamic cmd)
+ {
+ using (log4net.NDC.Push(Guid.NewGuid().ToString()))
+ {
+ logger.Info(CloudStackTypes.PrimaryStorageDownloadCommand + cmd.ToString());
+ string details = null;
+ bool result = false;
+ long size = 0;
+ string newCopyFileName = null;
+
+ string poolLocalPath = cmd.localPath;
+ string poolUuid = cmd.poolUuid;
+ if (!Directory.Exists(poolLocalPath))
+ {
+ details = "None existent local path " + poolLocalPath;
+ }
+ else
+ {
+ // Compose name for downloaded file.
+ string sourceUrl = cmd.url;
+ if (sourceUrl.ToLower().EndsWith(".vhd"))
+ {
+ newCopyFileName = Guid.NewGuid() + ".vhd";
+ }
+ if (sourceUrl.ToLower().EndsWith(".vhdx"))
+ {
+ newCopyFileName = Guid.NewGuid() + ".vhdx";
+ }
+
+ // assert
+ if (newCopyFileName == null)
+ {
+ details = CloudStackTypes.PrimaryStorageDownloadCommand + " Invalid file extension for hypervisor type in source URL " + sourceUrl;
+ logger.Error(details);
+ }
+ else
+ {
+ try
+ {
+ FileInfo newFile;
+ if (CopyURI(sourceUrl, newCopyFileName, poolLocalPath, out newFile, ref details))
+ {
+ size = newFile.Length;
+ result = true;
+ }
+ }
+ catch (System.Exception ex)
+ {
+ details = CloudStackTypes.PrimaryStorageDownloadCommand + " Cannot download source URL " + sourceUrl + " due to " + ex.Message;
+ logger.Error(details, ex);
+ }
+ }
+ }
+
+ object ansContent = new
+ {
+ result = result,
+ details = details,
+ templateSize = size,
+ installPath = newCopyFileName
+ };
+ return ReturnCloudStackTypedJArray(ansContent, CloudStackTypes.PrimaryStorageDownloadAnswer);
+ }
+ }
+
+ private static bool ValidStoragePool(string poolTypeStr, string poolLocalPath, string poolUuid, ref string details)
+ {
+ StoragePoolType poolType;
+ if (!Enum.TryParse<StoragePoolType>(poolTypeStr, out poolType) || poolType != StoragePoolType.Filesystem)
+ {
+ details = "Primary storage pool " + poolUuid + " type " + poolType + " local path " + poolLocalPath + " has invalid StoragePoolType";
+ logger.Error(details);
+ return false;
+ }
+ else if (!Directory.Exists(poolLocalPath))
+ {
+ details = "Primary storage pool " + poolUuid + " type " + poolType + " local path " + poolLocalPath + " has invalid local path";
+ logger.Error(details);
+ return false;
+ }
+ return true;
+ }
+
+ /// <summary>
+ /// Exceptions to watch out for:
+ /// Exceptions related to URI creation
+ /// System.SystemException
+ /// +-System.ArgumentNullException
+ /// +-System.FormatException
+ /// +-System.UriFormatException
+ ///
+ /// Exceptions related to NFS URIs
+ /// System.SystemException
+ /// +-System.NotSupportedException
+ /// +-System.ArgumentException
+ /// +-System.ArgumentNullException
+ /// +-System.Security.SecurityException;
+ /// +-System.UnauthorizedAccessException
+ /// +-System.IO.IOException
+ /// +-System.IO.PathTooLongException
+ ///
+ /// Exceptions related to HTTP U
<TRUNCATED>