/// <summary>
/// Create a volume
/// </summary>
/// <param name="createVolumeRequest">Parameters for create</param>
/// <param name="userId">User id</param>
/// <exception cref="VolumeException">If cannot create a volume</exception>
/// <returns>gRPC reply with volume id</returns>
public async Task <VolumeReply> Create(CreateVolumeRequest createVolumeRequest, string userId)
{
logger.LogInformation("Requested for creaton of a volume"); // english
string volumeId = IdentityFabric.GenVolumeId();
VolumeModel volume = VolumeAdapter.Volume(volumeId, createVolumeRequest);
logger.LogInformation($"Created the VolumeModel with Id {volumeId}");
using IConnectionMultiplexer redis = redisService.Connect();
IDatabase db = redis.GetDatabase();
logger.LogInformation($"Connected to the Redis servier");
ITransaction transaction = db.CreateTransaction();
logger.LogInformation($"Bigin transaction");
string redisKey = GetVolumeKey(userId, volumeId);
foreach (PropertyInfo propInfo in volume.GetType().GetProperties())
{
_ = transaction.HashSetAsync(redisKey, propInfo.Name, propInfo.GetValue(volume).ToString());
}
if (await transaction.ExecuteAsync() == false)
{
logger.LogError("Cannot create a volume. Transaction failed");
throw new VolumeException("Cannot create a volume");
}
logger.LogInformation($"Creansaction completed successfully");
return(VolumeAdapter.Volume(volume));
}
public Instance Transform(LaunchInstanceRequest request)
{
List <Volume> dataVolumes = request.DataVolumes
.ToList()
.ConvertAll(id => new Volume()
{
Id = id
});
return(new Instance()
{
Id = IdentityFabric.GenInstanceId(),
Name = request.Name,
SystemVolume = new Volume()
{
Id = request.SystemVolume
},
DataVolumes = dataVolumes,
InstanceType = request.InstanceType,
InstanceState = InstanceState.PENDING
});
}
