public async Task <IBucket> GetBucketAsync(string bucketName)
{
await EnsureBucketAsync(bucketName);
await CreateIndex(bucketName);
return(await ClusterHelper.GetBucketAsync(bucketName));
}
private async Task InitConnection()
{
//Initialize bucket if it doesn't exist
ClusterHelper.Initialize(new ClientConfiguration
{
Servers = _config.Uris
}, new PasswordAuthenticator(_config.UserName, _config.Password));
//Connects to bucket
_bucket = await ClusterHelper.GetBucketAsync(_config.BucketName);
}
public async Task CreateIndex(string bucketName)
{
var bucket = await ClusterHelper.GetBucketAsync(bucketName);
var result =
await bucket.QueryAsync <dynamic>(
$"CREATE PRIMARY INDEX `{bucketName}-index` ON `{bucketName}` USING GSI;");
if (!result.Success)
{
if (result.Errors.First().Message.Contains("already exists"))
{
return;
}
throw new Exception("Error creating index for bucket");
}
}
private Task <IBucket> GetDefaultBucket()
{
return(ClusterHelper.GetBucketAsync(_bucketName));
}
public async Task Initialise()
{
try
{
if (string.IsNullOrWhiteSpace(this.BucketName))
{
throw new ArgumentException("BucketName can not be null or empty");
}
if (this.ClientConfig == null)
{
throw new ArgumentException("You must supply a configuration to connect to Couchbase");
}
if (this.ClientConfig.BucketConfigs.All(a => a.Key != this.BucketName))
{
throw new BucketConfigMissingFromConfigurationException($"The requested bucket is named '{this.BucketName}' however the provided Couchbase configuration has no bucket configuration");
}
if (!ClusterHelper.Initialized)
{
ClusterHelper.Initialize(this.ClientConfig);
}
else
{
foreach (var conf in this.ClientConfig.BucketConfigs)
{
if (ClusterHelper.Get().Configuration.BucketConfigs.ContainsKey(conf.Key))
{
ClusterHelper.Get().Configuration.BucketConfigs.Remove(conf.Key);
}
ClusterHelper.Get().Configuration.BucketConfigs.Add(conf.Key, conf.Value);
}
}
var timeoutPolicy = Policy.TimeoutAsync(30, TimeoutStrategy.Pessimistic);
this.bucket = await timeoutPolicy.ExecuteAsync(async() => this.bucket = await ClusterHelper.GetBucketAsync(this.BucketName));
}
catch (Exception e)
{
await Task.FromException(e);
}
}
