internal void ConstructLambdas(IDictionary <string, KeyValuePair <string, string> > metadata)
{
var lambdaOptions = new List <AirQualityLambdaOptions>();
lambdaOptions.Add(new AirQualityLambdaOptions {
Name = Constants.DefaultAirQualityFeedProcessorLambdaName,
Handler = Constants.DefaultAirQualityFeedProcessorLambdaHandler
});
lambdaOptions.Add(new AirQualityLambdaOptions {
Name = Constants.DefaultAirQualityTwitterPublisherLambdaName,
Handler = Constants.DefaultAirQualityTwitterPublisherLambdaHandler
});
// config for Lambda to gather information from WAQI's API
var cities = new List <City>();
cities.Add(new City {
Country = "mexico",
Name = "jalisco", // guadalajara is also good
Stations = new List <string>(new string[] { "oblatos", "aguilas" }) // these are good too {"vallarta", "tlaquepaque"})
});
var envVarsWaqiGetCityFeed = new List <KeyValuePair <string, string> >();
envVarsWaqiGetCityFeed.Add(new KeyValuePair <string, string>(
EnvCitiesWithStations.EnvironmentKey, EnvCitiesWithStations.GetValueFromCities(cities)));
envVarsWaqiGetCityFeed.Add(new KeyValuePair <string, string>(Constants.EnvWaqiTokenKey, "replace_this_value"));
// add queueUrl as an environment variable
envVarsWaqiGetCityFeed.Add(metadata[Constants.EnvCityFeedSqsUrl]);
lambdaOptions.Add(new AirQualityLambdaOptions {
Name = Constants.DefaultWaqiGetCityFeedLambdaName,
Handler = Constants.DefaultWaqiGetCityFeedLambdaHandler,
EnvironmentVariables = envVarsWaqiGetCityFeed
});
// to reduce operational load lambdas within AirQuality project share roles and permissions
// they should be managed by modifying Name, Handler and EnvVars.
// TODO: Need to work on options for event actions that trigger these lambdas might change constructor
lambdaOptions.ForEach(options => {
CreateAirQualityLambda(options.Name, options.Handler, options.EnvironmentVariables);
});
}
internal List <KeyValuePair <string, Function> > ConstructLambdas(IDictionary <string, KeyValuePair <string, string> > metadata)
{
var lambdaOptions = new List <AirQualityLambdaOptions>();
var envVarsFeedProcessor = new List <KeyValuePair <string, string> >();
envVarsFeedProcessor.Add(metadata[Constants.EnvCityFeedSqsUrl]);
envVarsFeedProcessor.Add(metadata[Constants.EnvTwitterSNS]);
envVarsFeedProcessor.Add(metadata[Constants.EnvAirQualityTable]);
envVarsFeedProcessor.Add(metadata[Constants.EnvGeneralSNSTopic]);
lambdaOptions.Add(new AirQualityLambdaOptions {
Name = Constants.DefaultAirQualityFeedProcessorLambdaName,
Handler = Constants.DefaultAirQualityFeedProcessorLambdaHandler,
EnvironmentVariables = envVarsFeedProcessor
});
var envVarsTwitterPublisher = new List <KeyValuePair <string, string> >();
envVarsTwitterPublisher.Add(metadata[Constants.EnvTwitterSNS]);
envVarsTwitterPublisher.Add(metadata[Constants.EnvTwitterAPIKey]);
envVarsTwitterPublisher.Add(metadata[Constants.EnvTwitterAPISecret]);
envVarsTwitterPublisher.Add(metadata[Constants.EnvTwitterAccessToken]);
envVarsTwitterPublisher.Add(metadata[Constants.EnvTwitterTokenSecret]);
lambdaOptions.Add(new AirQualityLambdaOptions {
Name = Constants.DefaultAirQualityTwitterPublisherLambdaName,
Handler = Constants.DefaultAirQualityTwitterPublisherLambdaHandler,
EnvironmentVariables = envVarsTwitterPublisher
});
// config for Lambda to gather information from WAQI's API
var cities = new List <City>();
// jsons where obtained manually using a Postman script
cities.Add(JsonSerializer.Deserialize <City>("{\"Country\":\"mexico\",\"Name\":\"nuevo-leon\",\"Stations\":[\"san-nicolas\",\"s.-pedro\",\"obispado\",\"monterrey/universidad\",\"monterrey/cadereyta\",\"monterrey/pueblo-serena\"]}"));
cities.Add(JsonSerializer.Deserialize <City>("{\"Country\":\"mexico\",\"Name\":\"mexico\",\"Stations\":[\"miguel-hidalgo\",\"gustavo-a.-madero\",\"uam-iztapalapa\",\"benito-juarez\",\"merced\",\"fes-aragon\",\"iztacalco\",\"hospital-general-de-mexico\",\"coyoacan\",\"san-juan-de-aragon\",\"camarones\"]}"));
cities.Add(JsonSerializer.Deserialize <City>("{\"Country\":\"mexico\",\"Name\":\"mexico\",\"Stations\":[\"pedregal\",\"ajusco-medio\",\"santiago-acahualtepec\",\"tlalnepantla\",\"tlahuac\"]}"));
cities.Add(JsonSerializer.Deserialize <City>("{\"Country\":\"mexico\",\"Name\":\"veracruz\",\"Stations\":[\"xalapa/stps\",\"minatitlan/tecnologico\",\"poza-rica/universidad-veracruzana\"]}"));
cities.Add(JsonSerializer.Deserialize <City>("{\"Country\":\"mexico\",\"Name\":\"veracruz\",\"Stations\":[\"poza-rica/universidad-veracruzana\"]}"));
cities.Add(JsonSerializer.Deserialize <City>("{\"Country\":\"mexico\",\"Name\":\"baja-california\",\"Stations\":[\"tijuana/laboratorio\"]}"));
cities.Add(JsonSerializer.Deserialize <City>("{\"Country\":\"mexico\",\"Name\":\"guanajuato\",\"Stations\":[\"guanajuato/universidad-gto-sede-belen\",\"ciceg\",\"irapuato/bomberos\",\"t-21\",\"facultad-de-medicina\"]}"));
cities.Add(JsonSerializer.Deserialize <City>("{\"Country\":\"mexico\",\"Name\":\"yucatan\",\"Stations\":[\"merida/sds01\",\"merida/seduma01\"]}"));
cities.Add(JsonSerializer.Deserialize <City>("{\"Country\":\"mexico\",\"Name\":\"oaxaca\",\"Stations\":[\"casa-hogar\",\"cedart\"]}"));
cities.Add(JsonSerializer.Deserialize <City>("{\"Country\":\"mexico\",\"Name\":\"guadalajara\",\"Stations\":[\"tlaquepaque\",\"miravalle\",\"vallarta\",\"las-pintas\",\"loma-dorada\"]}"));
// manually added city
cities.Add(new City {
Country = "mexico",
Name = "jalisco", // guadalajara is also good
Stations = new List <string>(new string[] { "oblatos", "aguilas" })
});
var envVarsWaqiGetCityFeed = new List <KeyValuePair <string, string> >();
envVarsWaqiGetCityFeed.Add(new KeyValuePair <string, string>(
EnvCitiesWithStations.EnvironmentKey, EnvCitiesWithStations.GetValueFromCities(cities)));
envVarsWaqiGetCityFeed.Add(new KeyValuePair <string, string>(Constants.EnvWaqiTokenKey, System.Environment.GetEnvironmentVariable(Constants.EnvWaqiTokenKey)));
// add queueUrl as an environment variable
envVarsWaqiGetCityFeed.Add(metadata[Constants.EnvCityFeedSqsUrl]);
envVarsWaqiGetCityFeed.Add(metadata[Constants.EnvAirQualityTable]);
lambdaOptions.Add(new AirQualityLambdaOptions {
Name = Constants.DefaultWaqiGetCityFeedLambdaName,
Handler = Constants.DefaultWaqiGetCityFeedLambdaHandler,
EnvironmentVariables = envVarsWaqiGetCityFeed
});
// to reduce operational load lambdas within AirQuality project share roles and permissions
// they should be managed by modifying Name, Handler and EnvVars.
// TODO: Need to work on options for event actions that trigger these lambdas might change constructor
var functionByName = from lambda in lambdaOptions
let function = CreateAirQualityLambda(lambda.Name, lambda.Handler, lambda.EnvironmentVariables)
group function by lambda.Name;
return((from f in functionByName
select KeyValuePair.Create <string, Function>(f.Key, f.FirstOrDefault())).ToList());
}
