private void CallSystemInfoService(string url, SystemMessageExchange ds)
{
SystemInfoService.SystemInfoClient client = null;
BasicHttpBinding bind = new BasicHttpBinding();
try
{
EndpointAddress endpoint = new EndpointAddress(url);
client = new SystemInfoService.SystemInfoClient(bind, endpoint);
client.SendSystemInfo(ds);
WindowsAzureSystemHelper.LogInfo(String.Format("Sent message to Service URL {0}", url));
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError("CallSystemInfoService():" + ex.Message);
}
finally
{
if (client != null)
{
if (client.State == CommunicationState.Faulted)
{
client.Abort();
}
else
{
client.Close();
}
}
}
}
private void ListMachines()
{
try
{
IList <string> messages = WindowsAzureSystemHelper.ReadAllLinesFromLocalStorage(
SystemInfo.SYSTEM_INFO_MACHINE_NAMES, SystemInfo.LOCAL_STORAGE_NAME);
lbMachines.Items.Clear();
foreach (string message in messages)
{
lbMachines.Items.Add(message);
}
string sysInfoPath = Path.Combine(WindowsAzureSystemHelper.GetLocalStorageRootPath(SystemInfo.LOCAL_STORAGE_NAME), SystemInfo.SYS_INFO_CACHE_XML);
if (File.Exists(sysInfoPath))
{
string sysInfoFileContents = File.ReadAllText(sysInfoPath);
if (!string.IsNullOrEmpty(sysInfoFileContents))
{
SystemMessageExchange ds = new SystemMessageExchange();
ds.ReadXml(new StringReader(sysInfoFileContents));
GridView1.DataSource = ds.SystemInfo;
GridView1.DataBind();
}
}
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError(ex.Message);
}
}
private void MountSnapshot(string snapshotUri)
{
string storageAccountName = txtStorageAccountName.Text;
string storageAccountKey = txtStorageAccountKey.Text;
try
{
LocalResource resource = WindowsAzureSystemHelper.GetLocalStorageResource(LOCAL_STORAGE_NAME);
int cacheSize = int.Parse(txtCacheSize.Text);
if (resource.MaximumSizeInMegabytes < cacheSize)
{
throw new Exception(String.Format("Cache size {0} MB cannot be more than maximum permitted size {1} MB", cacheSize, resource.MaximumSizeInMegabytes));
}
bool wasAlreadyMounted;
string driveName = WADriveHelper.MountAzureDrive(storageAccountName, storageAccountKey, new Uri(snapshotUri), LocalStoragePath + txtCacheDirName.Text + ".snapshot",
int.Parse(txtCacheSize.Text),
int.Parse(txtDriveSize.Text),
DriveMountOptions.None, out wasAlreadyMounted);
lblMsg.Text = String.Format("Mounted Snapshot {0} to Drive {1}", snapshotUri, driveName);
ListAllMountedDrives();
}
catch (Exception ex)
{
lblMsg.Text = ex.Message;
}
}
public override void Run()
{
// This is a sample worker implementation. Replace with your logic.
Trace.WriteLine("WebWorkerExchange_WorkerRole entry point called", "Information");
WindowsAzureSystemHelper.LogInfo("Worker Process entry point called");
ThreadSleepInMillis = WindowsAzureSystemHelper.GetIntConfigurationValue("ThreadSleepTimeInMillis");
while (true)
{
ExecuteExchange();
Thread.Sleep(ThreadSleepInMillis);
WindowsAzureSystemHelper.LogInfo("Working");
}
}
public void SendSystemInfo(SystemMessageExchange ds)
{
if (ds != null && ds.SystemInfo.Rows.Count > 0)
{
string machineName = ds.SystemInfo[0].MachineName;
string machineLocalStoragePath = ds.SystemInfo[0].LocalStoragePath;
//Log the message
WindowsAzureSystemHelper.LogInfo(machineName + ">" + ds.GetXml());
// WindowsAzureSystemHelper.PingIps(ds.SystemInfo[0].IPAddress);
//Add machine names
WindowsAzureSystemHelper.WriteLineToLocalStorage(SYSTEM_INFO_MACHINE_NAMES,
LOCAL_STORAGE_NAME, machineName, false);
//Copy the file to LocalStorage
string localStoragePath = WindowsAzureSystemHelper.GetLocalStorageRootPath(LOCAL_STORAGE_NAME);
try
{
string query = String.Format("MachineName = '{0}' AND LocalStoragePath = '{1}'", machineName, machineLocalStoragePath);
//string query = String.Format("MachineName = '{0}'", machineName);
WindowsAzureSystemHelper.LogInfo("Query = " + query);
System.Data.DataRow[] dRows = sysDS.SystemInfo.Select(query);
if (dRows != null && dRows.Length > 0)
{
sysDS.SystemInfo.Rows.Remove(dRows[0]);
}
sysDS.SystemInfo.Merge(ds.SystemInfo);
sysDS.AcceptChanges();
sysDS.WriteXml(Path.Combine(localStoragePath, SYS_INFO_CACHE_XML));
WindowsAzureSystemHelper.LogInfo("SystemInfoCache.xml -- " + sysDS.GetXml());
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError("SendSystemInfo():" + ex.Message);
}
}
else
{
WindowsAzureSystemHelper.LogInfo("SendSystemInfo(): null message received");
}
}
private void MountDrive()
{
string storageAccountName = txtStorageAccountName.Text;
string storageAccountKey = txtStorageAccountKey.Text;
try
{
LocalResource resource = WindowsAzureSystemHelper.GetLocalStorageResource(LOCAL_STORAGE_NAME);
int cacheSize = int.Parse(txtCacheSize.Text);
if (resource.MaximumSizeInMegabytes < cacheSize)
{
throw new Exception(String.Format("Cache size {0} MB cannot be more than maximum permitted size {1} MB", cacheSize, resource.MaximumSizeInMegabytes));
}
bool wasAlreadyMounted;
string driveName = WADriveHelper.MountAzureDrive(storageAccountName, storageAccountKey, txtContainerName.Text, txtPageBlobName.Text, LocalStoragePath + txtCacheDirName.Text,
int.Parse(txtCacheSize.Text),
int.Parse(txtDriveSize.Text),
DriveMountOptions.None, out wasAlreadyMounted);
lblMsg.Text = String.Format("Mounted Blob {0} to Drive {1}", txtPageBlobName.Text, driveName);
if (cbCreateTestFile.Checked)
{
try
{
WADriveHelper.WriteTestFile(driveName + System.Guid.NewGuid().ToString("N") + "silverlining-test.txt", "test");
}
catch (Exception ey)
{
lblMsg.Text = "Could not write test file to the drive " + ey.Message;
}
}
ListAllMountedDrives();
FillTree();
}
catch (Exception ex)
{
lblMsg.Text = ex.Message;
}
}
private void ExecuteExchange()
{
try
{
SystemMessageExchange ds = WindowsAzureSystemHelper.GetSystemInfo(SystemInfo.LOCAL_STORAGE_NAME, "Web");
if (ds == null)
{
WindowsAzureSystemHelper.LogError("ExecuteExchange():SystemMessageExchange DataSet is null");
}
else
{
WindowsAzureSystemHelper.LogInfo(ds.GetXml());
ISystemInfo sys = new SystemInfo();
sys.SendSystemInfo(ds);
}
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError("ExecuteExchange():" + ex.Message);
}
}
private void ExecuteExchange()
{
try
{
SystemMessageExchange ds = WindowsAzureSystemHelper.GetSystemInfo(LOCAL_STORAGE_NAME, "Worker");
if (ds == null)
{
WindowsAzureSystemHelper.LogError("ExecuteExchange():SystemMessageExchange DataSet is null");
}
else
{
WindowsAzureSystemHelper.LogInfo(ds.GetXml());
string url = WindowsAzureSystemHelper.GetStringConfigurationValue("SystemInfoServiceURL");
CallSystemInfoService(url, ds);
}
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError("ExecuteExchange():" + ex.Message);
}
}