private void SetupGeoDataManager()
{
var accessKey = ConfigurationManager.AppSettings["AWS_ACCESS_KEY_ID"];
var secretKey = ConfigurationManager.AppSettings["AWS_SECRET_KEY"];
var tableName = ConfigurationManager.AppSettings["PARAM1"];
var regionName = ConfigurationManager.AppSettings["PARAM2"];
var region = RegionEndpoint.GetBySystemName(regionName);
var config = new AmazonDynamoDBConfig {
MaxErrorRetry = 20, RegionEndpoint = region
};
var creds = new BasicAWSCredentials(accessKey, secretKey);
bool useLocalDb;
bool.TryParse(ConfigurationManager.AppSettings["AWS_USE_LOCAL_DB"], out useLocalDb);
if (useLocalDb)
{
var localDB = ConfigurationManager.AppSettings["AWS_LOCAL_DYNAMO_DB_ENDPOINT"];
config.ServiceURL = localDB;
}
var ddb = new AmazonDynamoDBClient(creds, config);
_config = new GeoDataManagerConfiguration(ddb, tableName);
_geoDataManager = new GeoDataManager(_config);
}
private void Init()
{
var ddb = new AmazonDynamoDBClient();
_config = new GeoDataManagerConfiguration(ddb, _tableName);
_geoDataManager = new GeoDataManager(_config);
}
public async Task <string> FunctionHandler(ResponseSourse json, ILambdaContext context)
{
context.Logger.LogLine($"Beginning to process {context.FunctionName} records...");
var photoJsonData = json;
//return "";
context.Logger.LogLine($"Create context {context.FunctionName}...");
var config = new GeoDataManagerConfiguration(new AmazonDynamoDBClient(), _tableName);
var ddb = new AmazonDynamoDBClient();
_config = new GeoDataManagerConfiguration(ddb, _tableName);
_geoDataManager = new GeoDataManager(_config);
var items = photoJsonData.response.items.ToList();
for (int i = 0; i < items.Count; i++)
{
var item = items.ElementAt(i);
var imgUrl = item.sizes.FirstOrDefault(x => x.type == "p")?.url;
var imgUrlLarge = item.sizes.FirstOrDefault(x => x.type == "w")?.url;
if (String.IsNullOrEmpty(imgUrl) || String.IsNullOrEmpty(imgUrlLarge))
{
continue;
}
var guid = Guid.NewGuid();
var latitude = item.lat;
var longitude = item.@long;
var point = new GeoPoint(latitude, longitude);
var rangeKeyVal = new AttributeValue {
S = guid.ToString()
};
var imgUrlVal = new AttributeValue {
S = imgUrl
};
var imgUrlLargeVal = new AttributeValue {
S = imgUrlLarge
};
var req = new PutPointRequest(point, rangeKeyVal);
req.PutItemRequest.Item["imgUrl"] = imgUrlVal;
req.PutItemRequest.Item["imgUrlLarge"] = imgUrlLargeVal;
await _geoDataManager.PutPointAsync(req);
}
context.Logger.LogLine("Stream processing complete.");
return(true.ToString());
}
private async Task CreateTable()
{
var config = new GeoDataManagerConfiguration(new AmazonDynamoDBClient(), _tableName);
try
{
var ctr = GeoTableUtil.GetCreateTableRequest(config);
var ddb = new AmazonDynamoDBClient();
_config = new GeoDataManagerConfiguration(ddb, _tableName);
_geoDataManager = new GeoDataManager(_config);
await config.DynamoDBClient.CreateTableAsync(ctr);
await InsertData();
}
catch (Exception)
{
throw;
}
}
public void SetupGeoDataManager()
{
var accessKey = "test"; // ConfigurationManager.AppSettings["AWS_ACCESS_KEY_ID"];
var secretKey = "test"; // ConfigurationManager.AppSettings["AWS_SECRET_KEY"];
var tableName = "Practices"; // ConfigurationManager.AppSettings["PARAM1"];
var regionName = "us-east-1"; // ConfigurationManager.AppSettings["PARAM2"];
var region = RegionEndpoint.GetBySystemName(regionName);
var localDB = "http://localhost:8000";
var config = new AmazonDynamoDBConfig
{
MaxErrorRetry = 20
,
RegionEndpoint = region
,
ServiceURL = localDB
,
AuthenticationRegion = regionName
};
_creds = new BasicAWSCredentials(accessKey, secretKey);
_ddb = new AmazonDynamoDBClient(_creds, config);
_config = new GeoDataManagerConfiguration(_ddb, tableName);
_geoDataManager = new GeoDataManager(_config);
}
public static CreateTableRequest GetCreateTableRequest(GeoDataManagerConfiguration config)
{
var req = new CreateTableRequest
{
TableName = config.TableName,
ProvisionedThroughput = new ProvisionedThroughput
{
ReadCapacityUnits = 10,
WriteCapacityUnits = 5
},
KeySchema = new List <KeySchemaElement>
{
new KeySchemaElement
{
KeyType = KeyType.HASH,
AttributeName = config.HashKeyAttributeName
},
new KeySchemaElement
{
KeyType = KeyType.RANGE,
AttributeName = config.RangeKeyAttributeName
},
},
AttributeDefinitions = new List <AttributeDefinition>
{
new AttributeDefinition
{
AttributeType = ScalarAttributeType.N,
AttributeName = config.HashKeyAttributeName
},
new AttributeDefinition
{
AttributeType = ScalarAttributeType.S,
AttributeName = config.RangeKeyAttributeName,
},
new AttributeDefinition
{
AttributeType = ScalarAttributeType.N,
AttributeName = config.GeohashAttributeName
}
},
LocalSecondaryIndexes = new List <LocalSecondaryIndex>
{
new LocalSecondaryIndex
{
IndexName = config.GeohashIndexName,
KeySchema = new List <KeySchemaElement>
{
new KeySchemaElement
{
KeyType = KeyType.HASH,
AttributeName = config.HashKeyAttributeName
},
new KeySchemaElement
{
KeyType = KeyType.RANGE,
AttributeName = config.GeohashAttributeName
}
},
Projection = new Projection
{
ProjectionType = ProjectionType.ALL
}
}
}
};
return(req);
}
public DynamoDBManager(GeoDataManagerConfiguration config)
{
_config = config;
}
