/// <summary>
/// Registers the new shard and add tenant details to Tenants table in catalog
/// </summary>
/// <param name="tenantId">The tenant identifier.</param>
/// <param name="databaseServerPort">The database server port.</param>
/// <param name="servicePlan">The service plan.</param>
/// <param name="shard">The shard which needs to be registered.</param>
/// <returns></returns>
public static async Task <bool> RegisterNewShard(int tenantId, string servicePlan, Shard shard)
{
try
{
// Register the mapping of the tenant to the shard in the shard map.
// After this step, DDR on the shard map can be used
PointMapping <int> mapping;
if (!ShardMap.TryGetMappingForKey(tenantId, out mapping))
{
var pointMapping = ShardMap.CreatePointMapping(tenantId, shard);
//convert from int to byte[] as tenantId has been set as byte[] in Tenants entity
var key = _utilities.ConvertIntKeyToBytesArray(pointMapping.Value);
//get tenant's venue name
var venueDetails = await _tenantRepository.GetVenueDetails(tenantId);
//add tenant to Tenants table
var tenant = new Tenants
{
ServicePlan = servicePlan,
TenantId = key,
TenantName = venueDetails.VenueName
};
_catalogRepository.Add(tenant);
}
return(true);
}
catch (Exception exception)
{
Trace.TraceError(exception.Message, "Error in registering new shard.");
return(false);
}
}
/// <summary>
/// Registers the new shard.
/// Verify if shard exists for the tenant. If not then create new shard and add tenant details to Tenants table in catalog
/// </summary>
/// <param name="tenantName">Name of the tenant.</param>
/// <param name="tenantId">The tenant identifier.</param>
/// <param name="tenantServer">The tenant server.</param>
/// <param name="databaseServerPort">The database server port.</param>
/// <param name="servicePlan">The service plan.</param>
/// <returns></returns>
public static async Task <bool> RegisterNewShard(string tenantName, int tenantId, string tenantServer, int databaseServerPort, string servicePlan)
{
try
{
Shard shard;
ShardLocation shardLocation = new ShardLocation(tenantServer, tenantName, SqlProtocol.Tcp, databaseServerPort);
if (!ShardMap.TryGetShard(shardLocation, out shard))
{
//create shard if it does not exist
shard = ShardMap.CreateShard(shardLocation);
}
// Register the mapping of the tenant to the shard in the shard map.
// After this step, DDR on the shard map can be used
PointMapping <int> mapping;
if (!ShardMap.TryGetMappingForKey(tenantId, out mapping))
{
var pointMapping = ShardMap.CreatePointMapping(tenantId, shard);
//convert from int to byte[] as tenantId has been set as byte[] in Tenants entity
var key = _utilities.ConvertIntKeyToBytesArray(pointMapping.Value);
//get tenant's venue name
var venueDetails = await _tenantRepository.GetHotelDetailsAsync(tenantId);
//add tenant to Tenants table
var tenant = new Tenants
{
ServicePlan = servicePlan,
TenantId = key,
TenantName = venueDetails.HotelName,
RecoveryState = "n/a",
LastUpdated = DateTime.Now
};
_catalogRepository.Add(tenant);
}
return(true);
}
catch (Exception exception)
{
Trace.TraceError(exception.Message, "Error in registering new shard.");
return(false);
}
}