private void listBoxBalanceServer_DrawItem(object sender, DrawItemEventArgs e)
{
ListBox listBox = sender as ListBox;
e.DrawBackground();
Graphics g = e.Graphics;
int index = e.Index;
if (index >= 0)
{
bool selected = ((e.State & DrawItemState.Selected) == DrawItemState.Selected);
Hubble.Core.BigTable.ServerInfo serverinfo = listBox.Items[index] as Hubble.Core.BigTable.ServerInfo;
if (selected)
{
g.FillRectangle(new SolidBrush(Color.FromKnownColor(KnownColor.Highlight)), e.Bounds);
}
else
{
if (!serverinfo.Enabled)
{
g.FillRectangle(new SolidBrush(Color.Gray), e.Bounds);
}
else
{
g.FillRectangle(new SolidBrush(Color.White), e.Bounds);
}
}
g.DrawString(serverinfo.ServerName, listBox.Font, new SolidBrush(Color.Black), e.Bounds);
e.DrawFocusRectangle();
}
}
private void buttonAddFailoverServers_Click(object sender, EventArgs e)
{
TabletInfo tablet = listBoxTablets.SelectedItem as TabletInfo;
if (tablet == null)
{
QAMessageBox.ShowErrorMessage("Please choose a tablet");
return;
}
ServerInfomation serverInfo = comboBoxFailoverServers.SelectedItem as ServerInfomation;
if (serverInfo == null)
{
QAMessageBox.ShowErrorMessage("Please choose a server name");
return;
}
if (listBoxFailoverServers.Items.Contains(serverInfo))
{
QAMessageBox.ShowErrorMessage("Can't input reduplicate server name!");
return;
}
listBoxFailoverServers.Items.Add(serverInfo);
tablet.FailoverServers.Add(serverInfo);
buttonEnableFS.Enabled = listBoxFailoverServers.Items.Count > 0;
}
private void ListTable(Hubble.Core.BigTable.ServerInfo serverInfo)
{
Tables = new List <string>();
using (HubbleAsyncConnection conn = new HubbleAsyncConnection(serverInfo.ConnectionString))
{
conn.Open();
HubbleCommand command = new HubbleCommand("exec sp_tablelist", conn);
DataSet ds = command.Query();
foreach (DataRow row in ds.Tables[0].Rows)
{
if (!bool.Parse(row["IsBigTable"].ToString()))
{
string fullName = row["TableName"].ToString();
int index = fullName.IndexOf(conn.Database, 0, StringComparison.CurrentCultureIgnoreCase);
if (index == 0)
{
index += conn.Database.Length;
Tables.Add(fullName.Substring(index + 1, fullName.Length - index - 1));
}
}
}
}
}
private void listBoxFailoverServers_SelectedIndexChanged(object sender, EventArgs e)
{
int index = listBoxFailoverServers.SelectedIndex;
if (index >= 0)
{
Hubble.Core.BigTable.ServerInfo serverInfo = listBoxFailoverServers.Items[index] as
Hubble.Core.BigTable.ServerInfo;
labelFailoverEnabled.Text = serverInfo.ServerName + " ";
labelFailoverEnabled.Text += serverInfo.Enabled ? "Enabled" : "Disabled";
buttonEnableFS.Text = !serverInfo.Enabled ? "Enable" : "Disable";
}
}
private void buttonAddServer_Click(object sender, EventArgs e)
{
string serverName = "";
string connectionString = "";
if (QAMessageBox.ShowInputBox("Server name", "Please input server name", ref serverName) == DialogResult.OK)
{
if (string.IsNullOrEmpty(serverName))
{
QAMessageBox.ShowErrorMessage("server name can't be empty!");
return;
}
if (QAMessageBox.ShowInputBox("Server name", "Please input connection string", ref connectionString) == DialogResult.OK)
{
if (string.IsNullOrEmpty(connectionString))
{
QAMessageBox.ShowErrorMessage("connection string can't be empty!");
return;
}
Hubble.Core.BigTable.ServerInfo serverInfo =
new Hubble.Core.BigTable.ServerInfo(serverName,
connectionString);
if (BigTableInfo.ServerList.Contains(serverInfo))
{
QAMessageBox.ShowErrorMessage("Can't input reduplicate server name!");
return;
}
BigTableInfo.ServerList.Add(new Hubble.Core.BigTable.ServerInfo(serverName,
connectionString));
ListViewItem item = new ListViewItem(new string[] { "True", serverName, connectionString });
listViewServers.Items.Add(item);
InitListViewItem(item);
RefreshDatabaseTableEnumerate();
}
}
}
private void buttonEnableFS_Click(object sender, EventArgs e)
{
int index = listBoxFailoverServers.SelectedIndex;
if (index >= 0)
{
Hubble.Core.BigTable.ServerInfo serverInfo = listBoxFailoverServers.Items[index] as
Hubble.Core.BigTable.ServerInfo;
serverInfo.Enabled = buttonEnableFS.Text == "Enable";
int tabletIndex = listBoxTablets.SelectedIndex;
RefreshTabletGUI();
listBoxTablets.SelectedIndex = tabletIndex;
listBoxFailoverServers.SelectedIndex = index;
}
}
private void buttonDelFailoverServers_Click(object sender, EventArgs e)
{
TabletInfo tablet = listBoxTablets.SelectedItem as TabletInfo;
if (tablet == null)
{
QAMessageBox.ShowErrorMessage("Please choose a tablet");
return;
}
Hubble.Core.BigTable.ServerInfo serverInfo = listBoxFailoverServers.SelectedItem as Hubble.Core.BigTable.ServerInfo;
if (serverInfo != null)
{
if (QAMessageBox.ShowQuestionMessage(string.Format("Are you sure you want to remove server: {0} ?",
serverInfo.ServerName)) == DialogResult.Yes)
{
listBoxFailoverServers.Items.Remove(serverInfo);
tablet.FailoverServers.Remove(serverInfo);
}
}
buttonEnableFS.Enabled = listBoxFailoverServers.Items.Count > 0;
}
private void buttonDeleteServer_Click(object sender, EventArgs e)
{
if (listViewServers.SelectedItems.Count > 0)
{
ListViewItem item = listViewServers.SelectedItems[0];
if (QAMessageBox.ShowQuestionMessage(string.Format("Are you sure you want to remove server: {0} ?",
item.SubItems["ServerName"].Text)) == DialogResult.Yes)
{
listViewServers.Items.Remove(item);
RefreshDatabaseTableEnumerate();
Hubble.Core.BigTable.ServerInfo serverInfo =
new Hubble.Core.BigTable.ServerInfo(item.SubItems["ServerName"].Text,
item.SubItems["ConnectionString"].Text);
BigTableInfo.RemoveServerInfo(serverInfo);
CheckServerList();
}
}
}
public TabletInfo(string tableName, ServerInfo serverInfo)
{
this.TableName = tableName;
BalanceServers.Add(serverInfo.Clone());
}
private void buttonUpdateServer_Click(object sender, EventArgs e)
{
try
{
if (listViewServers.SelectedItems.Count > 0)
{
string serverName = listViewServers.SelectedItems[0].SubItems["ServerName"].Text;
string connectionString = listViewServers.SelectedItems[0].SubItems["ConnectionString"].Text;
Hubble.Core.BigTable.ServerInfo serverInfo =
new Hubble.Core.BigTable.ServerInfo(serverName,
connectionString);
serverInfo = BigTableInfo.ServerList.SingleOrDefault(s => s.Equals(serverInfo));
if (serverInfo == null)
{
return;
}
FormServerInfo frmServerInfo = new FormServerInfo();
if (frmServerInfo.ShowDialog(serverInfo) == DialogResult.OK)
{
serverInfo = frmServerInfo.ServerInfo;
for (int i = 0; i < BigTableInfo.ServerList.Count; i++)
{
if (BigTableInfo.ServerList[i].Equals(serverInfo))
{
BigTableInfo.ServerList[i] = serverInfo;
break;
}
}
//Find the tablets and change the specified server info
for (int i = 0; i < BigTableInfo.Tablets.Count; i++)
{
for (int j = 0; j < BigTableInfo.Tablets[i].BalanceServers.Count; j++)
{
if (BigTableInfo.Tablets[i].BalanceServers[j].Equals(serverInfo))
{
BigTableInfo.Tablets[i].BalanceServers[j] = serverInfo.Clone();
break;
}
}
for (int j = 0; j < BigTableInfo.Tablets[i].FailoverServers.Count; j++)
{
if (BigTableInfo.Tablets[i].FailoverServers[j].Equals(serverInfo))
{
BigTableInfo.Tablets[i].FailoverServers[j] = serverInfo.Clone();
break;
}
}
}
listViewServers.SelectedItems[0].SubItems["ConnectionString"].Text = connectionString;
RefreshDatabaseTableEnumerate();
RefreshServerGUI();
RefreshTabletGUI();
_SettingChanged = true;
}
}
}
catch (Exception ex)
{
QAMessageBox.ShowErrorMessage(ex);
}
}
internal DatabaseTableEnumerate(Hubble.Core.BigTable.ServerInfo serverInfo)
{
ListTable(serverInfo);
this.DBName = serverInfo.ServerName;
}
