private async Task <bool> UpdateSecret(Sensor sensor, SensorUpdate update)
{
ApiKey key = null;
if (!string.IsNullOrEmpty(update.Secret))
{
key = await this.m_keys.GetAsync(update.Secret).ConfigureAwait(false);
}
if (key != null)
{
return(false); /* Key already exists */
}
var old = await this.m_keys.GetAsync(sensor.Secret).ConfigureAwait(false);
var oldSecret = sensor.Secret;
sensor.Secret = string.IsNullOrEmpty(update.Secret) ? NextStringWithSymbols(this.m_rng, SensorSecretLength) : update.Secret;
await Task.WhenAll(
this.m_mqtt.PublishCommandAsync(CommandType.FlushSensor, sensor.InternalId.ToString()),
this.m_mqtt.PublishCommandAsync(CommandType.FlushKey, oldSecret)
).ConfigureAwait(false);
var cache = this.m_cache.RemoveAsync(this.GenerateCacheKey(null, 0, 10, true));
await Task.WhenAll(
this.m_keys.UpdateAsync(old.Key, sensor.Secret),
this.m_sensors.UpdateSecretAsync(sensor.InternalId, sensor.Secret),
cache
).ConfigureAwait(false);
return(true);
}
public async Task CreateAsync(Sensor sensor, CancellationToken ct = default)
{
var now = DateTime.UtcNow;
sensor.CreatedAt = now;
sensor.UpdatedAt = now;
sensor.InternalId = ObjectId.GenerateNewId();
await this.m_sensors.InsertOneAsync(sensor, default, ct).ConfigureAwait(false);
private static void ApplyUpdate(Sensor sensor, SensorUpdate update)
{
if (!string.IsNullOrEmpty(update.Name))
{
sensor.Name = update.Name;
}
if (!string.IsNullOrEmpty(update.Description))
{
sensor.Description = update.Description;
}
if (update.StorageEnabled.HasValue)
{
sensor.StorageEnabled = update.StorageEnabled.Value;
}
}
public async Task <IActionResult> Post([FromBody] Sensor sensor)
{
sensor.Owner = this.m_currentUserId;
if (string.IsNullOrWhiteSpace(sensor.Secret))
{
sensor.Secret = NextStringWithSymbols(this.m_rng, SensorSecretLength);
}
var cache = this.m_cache.RemoveAsync(this.GenerateCacheKey(null, 0, 10, true));
await this.m_keys.CreateSensorKeyAsync(sensor).ConfigureAwait(false);
await this.m_sensors.CreateAsync(sensor).ConfigureAwait(false);
await Task.WhenAll(
this.m_mqtt.PublishCommandAsync(CommandType.AddSensor, sensor.InternalId.ToString()),
this.m_mqtt.PublishCommandAsync(CommandType.AddKey, sensor.Secret)
).ConfigureAwait(false);
await cache.ConfigureAwait(false);
return(this.CreatedAtAction(nameof(this.Get), new { Id = sensor.InternalId }, new Response <Sensor>(sensor)));
}
