private string ParseInstanceName()
{
var instanceName = ConnectionStringParserHelper.GetKeyValuePair(_connectionStringBuilder, _hostKeys)?.Value;
if (instanceName == null)
{
return(null);
}
try
{
if (instanceName.IndexOf('\\') != -1)
{
var startOfValue = instanceName.IndexOf('\\') + 1;
var endOfValue = instanceName.Length;
return((startOfValue > 0) ? instanceName.Substring(startOfValue, endOfValue - startOfValue) : null);
}
}
catch
{
return(null);
}
return(null);
}
private string ParseHost()
{
// Example of want we would need to process:
// (DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=MyHost)(PORT=MyPort)))(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=MyOracleSID)))
// 111.21.31.99:1521/XE
// username/password@myserver[:1521]/myservice:dedicated/instancename
// username/password@//myserver:1521/my.service.com;
// serverName
var host = ConnectionStringParserHelper.GetKeyValuePair(_connectionStringBuilder, _hostKeys)?.Value;
if (host == null)
{
return(null);
}
if (host.Contains(StringSeparators.OpenParenChar))
{
var sections = host.Split(StringSeparators.OpenParen);
foreach (var section in sections)
{
if (!section.ToLowerInvariant().Contains("host="))
{
continue;
}
var startOfValue = section.IndexOf(StringSeparators.EqualSignChar) + 1;
return(section.Substring(startOfValue).Replace(_closeParen, string.Empty));
}
}
else if (host.Contains(StringSeparators.AtSignChar))
{
var sections = host.Split(StringSeparators.PathSeparator);
var initialHostSection = sections[1];
var secondaryHostSection = sections[3];
var possibleHost = initialHostSection.Substring(initialHostSection.IndexOf(StringSeparators.AtSignChar) + 1);
if (!string.IsNullOrEmpty(possibleHost))
{
var colonLocation = possibleHost.IndexOf(StringSeparators.ColonChar);
return(colonLocation == -1 ? possibleHost : possibleHost.Substring(0, colonLocation));
}
var endOfValue = secondaryHostSection.IndexOf(StringSeparators.ColonChar);
possibleHost = (endOfValue > -1) ? secondaryHostSection.Substring(0, secondaryHostSection.IndexOf(StringSeparators.ColonChar)) : secondaryHostSection;
if (!string.IsNullOrEmpty(possibleHost))
{
return(possibleHost);
}
return(null);
}
else
{
var endOfHostname = host.IndexOfAny(_stopChars);
return(endOfHostname == -1 ? host : host.Substring(0, endOfHostname));
}
return(null);
}
private string ParsePortPathOrId()
{
var portPathOrId = ConnectionStringParserHelper.GetKeyValuePair(_connectionStringBuilder, _hostKeys)?.Value;
if (portPathOrId == null)
{
return(null);
}
try
{
if (portPathOrId.IndexOf(',') != -1)
{
var startOfValue = portPathOrId.IndexOf(',') + 1;
var endOfValue = portPathOrId.Contains('\\')
? portPathOrId.IndexOf('\\')
: portPathOrId.Length;
return((startOfValue > 0) ? portPathOrId.Substring(startOfValue, endOfValue - startOfValue) : null);
}
}
catch
{
return(null);
}
return("default");
}
private string ParseHost()
{
var host = ConnectionStringParserHelper.GetKeyValuePair(_connectionStringBuilder, _hostKeys)?.Value;
if (host == null)
{
return(null);
}
// Example of want we would need to process: win-database.pdx.vm.datanerd.us,1433\SQLEXPRESS
try
{
var splitIndex = host.IndexOf(',');
if (splitIndex == -1)
{
splitIndex = host.IndexOf('\\');
}
host = splitIndex == -1 ? host : host.Substring(0, splitIndex);
}
catch
{
return(null);
}
return(host);
}
public ConnectionInfo GetConnectionInfo()
{
// Other than the hosts, these are MOST of the other possibilities.
// Not since they all contain and "=" I am filtering by that.
//var options = new[]
//{
// "abortConnect=","allowAdmin=","channelPrefix=","connectRetry=","connectTimeout=",
// "configChannel=","defaultDatabase=","keepAlive=","name=","password="******"proxy=","resolveDns=","serviceName=","ssl=","sslHost=",
// "syncTimeout=","tiebreaker=","version=","writeBuffer="
//};
// Example connection string: localhost,resolvedns=1
// Example connection string: localhost,abortConnect=true
// Example connection string: localhost,password=awesomesuace, name=stuffandthings
var sections = _connectionString.Split(StringSeparators.Comma);
foreach (var section in sections)
{
if (section.Contains('='))
{
continue;
}
// We can only capture the first server we detect. It could be that there are many....
var hostPortPair = section.Split(StringSeparators.Colon);
var port = hostPortPair.Length == 2 ? hostPortPair[1] : null;
return(new ConnectionInfo(ConnectionStringParserHelper.NormalizeHostname(hostPortPair[0]), port, null));
}
return(new ConnectionInfo(null, null, null));
}
public ConnectionInfo GetConnectionInfo()
{
var host = ConnectionStringParserHelper.GetKeyValuePair(_connectionStringBuilder, _hostKeys)?.Value;
var hasMultipleHosts = host != null && host.IndexOf(',') != -1;
if (hasMultipleHosts)
{
host = null;
}
else if (host != null)
{
host = ConnectionStringParserHelper.NormalizeHostname(host);
}
var portPathOrId = ConnectionStringParserHelper.GetKeyValuePair(_connectionStringBuilder, _portKeys)?.Value;
if (portPathOrId == null && host != null)
{
portPathOrId = "default";
}
var databaseName = ConnectionStringParserHelper.GetKeyValuePair(_connectionStringBuilder, _databaseNameKeys)?.Value;
return(new ConnectionInfo(host, portPathOrId, databaseName));
}
private string ParsePortPathOrId()
{
var host = ConnectionStringParserHelper.GetKeyValuePair(_connectionStringBuilder, _hostKeys)?.Value;
if (host == null)
{
return(null);
}
if (host.Contains(StringSeparators.OpenParenChar))
{
var sections = host.Split(StringSeparators.OpenParen);
foreach (var section in sections)
{
if (!section.ToLowerInvariant().Contains("port="))
{
continue;
}
var startOfValue = section.IndexOf(StringSeparators.EqualSignChar) + 1;
return(section.Substring(startOfValue).Replace(_closeParen, string.Empty));
}
}
else if (host.Contains(StringSeparators.AtSignChar))
{
var sections = host.Split(StringSeparators.PathSeparator);
var initialPortSection = sections[1];
var secondaryPortSection = sections[3];
var startOfValue = initialPortSection.IndexOf(StringSeparators.ColonChar);
if (startOfValue > -1)
{
return(initialPortSection.Substring(startOfValue + 1));
}
startOfValue = secondaryPortSection.IndexOf(StringSeparators.ColonChar);
if (startOfValue > -1)
{
return(secondaryPortSection.Substring(startOfValue + 1));
}
return("default");
}
else
{
var startOfValue = host.IndexOf(StringSeparators.ColonChar) + 1;
var endOfValue = host.IndexOf(StringSeparators.PathSeparatorChar, startOfValue);
if (endOfValue == -1)
{
endOfValue = host.Length;
}
return(host.Substring(startOfValue, endOfValue - startOfValue));
}
return(null);
}
private string ParseHost()
{
var host = ConnectionStringParserHelper.GetKeyValuePair(_connectionStringBuilder, _hostKeys)?.Value;
if (host == null)
{
return(null);
}
var endOfHostname = host.IndexOf(':');
return(endOfHostname == -1 ? host : host.Substring(0, endOfHostname));
}
public ConnectionInfo GetConnectionInfo()
{
var host = ParseHost();
if (host != null)
{
host = ConnectionStringParserHelper.NormalizeHostname(host);
}
var portPathOrId = ParsePortPathOrId();
var databaseName = ConnectionStringParserHelper.GetKeyValuePair(_connectionStringBuilder, _databaseNameKeys)?.Value;
return(new ConnectionInfo(host, portPathOrId, databaseName));
}
private string ParsePortPathOrId()
{
var host = ConnectionStringParserHelper.GetKeyValuePair(_connectionStringBuilder, _hostKeys)?.Value;
if (host == null)
{
return(null);
}
if (host.Contains(':'))
{
return(host.Substring(host.IndexOf(':') + 1));
}
return("default");
}
