public async Task <IActionResult> RunAsync(
[HttpTrigger(AuthorizationLevel.Function, "put", Route = "v2/diagnosis")] HttpRequest req)
{
var requestBody = await new StreamReader(req.Body).ReadToEndAsync();
Logger.LogInformation($"{nameof(RunAsync)}");
// Check Valid Route
IValidationServerService.ValidateResult validateResult = ValidationServerService.Validate(req);
if (!validateResult.IsValid)
{
return(validateResult.ErrorActionResult);
}
var diagnosis = JsonConvert.DeserializeObject <DiagnosisSubmissionParameter>(requestBody);
var reqTime = DateTimeOffset.UtcNow;
// payload valid
if (!diagnosis.IsValid())
{
Logger.LogInformation($"Invalid parameter");
return(new BadRequestErrorMessageResult("Invalid parameter"));
}
// validation support region
if (!diagnosis.Regions.Any(_ => SupportRegions.Contains(_)))
{
Logger.LogInformation($"Regions not supported.");
return(new BadRequestErrorMessageResult("Regions not supported."));
}
// validation device
if (false == await DeviceCheck.Validation(diagnosis, reqTime))
{
Logger.LogInformation($"Invalid Device");
return(new BadRequestErrorMessageResult("Invalid Device"));
}
// validatetion VerificationPayload
var verificationResult = await VerificationService.VerificationAsync(diagnosis.VerificationPayload);
if (verificationResult != 200)
{
return(new ObjectResult("Bad VerificationPayload")
{
StatusCode = verificationResult
});
}
var timestamp = DateTimeOffset.UtcNow;
var keys = diagnosis.Keys.Select(_ => _.ToModel(diagnosis, (ulong)timestamp.ToUnixTimeSeconds())).ToArray();
foreach (var k in keys)
{
await TekRepository.UpsertAsync(k);
}
return(new NoContentResult());
}
public async Task RunAsync()
{
try
{
Logger.LogInformation($"start {nameof(RunAsync)}");
var batchTimestamp = DateTimeOffset.UtcNow.ToUnixTimeSeconds();
var items = await TekRepository.GetNextAsync();
foreach (var kv in items.GroupBy(_ => new
{
RollingStartUnixTimeSeconds = _.GetRollingStartUnixTimeSeconds(),
RollingPeriodSeconds = _.GetRollingPeriodSeconds()
}))
{
var batchNum = (int)await Sequence.GetNextAsync(SequenceName, 1);
batchTimestamp++;
foreach (var region in Regions)
{
// Security considerations: Random Order TemporaryExposureKey
var sorted = kv
.OrderBy(_ => RandomNumberGenerator.GetInt32(int.MaxValue));
await CreateAsync((ulong)kv.Key.RollingStartUnixTimeSeconds,
(ulong)(kv.Key.RollingStartUnixTimeSeconds + kv.Key.RollingPeriodSeconds),
region,
batchNum,
batchTimestamp,
sorted.ToArray());
}
foreach (var key in kv)
{
key.Exported = true;
await TekRepository.UpsertAsync(key);
}
}
// Write Export Files json
var models = await TekExportRepository.GetKeysAsync(0);
await BlobService.WriteFilesJsonAsync(models);
}
catch (Exception ex)
{
Logger.LogError(ex, $"Error on {nameof(TemporaryExposureKeyExportBatchService)}");
throw;
}
}
public async Task <IActionResult> RunAsync(
[HttpTrigger(AuthorizationLevel.Function, "put", Route = "diagnosis")] HttpRequest req)
{
var requestBody = await new StreamReader(req.Body).ReadToEndAsync();
var diagnosis = JsonConvert.DeserializeObject <DiagnosisSubmissionParameter>(requestBody);
// payload valid
if (!diagnosis.IsValid())
{
return(new BadRequestErrorMessageResult("Invalid parameter"));
}
if (!SupportRegions.Contains(diagnosis.Region))
{
return(new BadRequestErrorMessageResult("Regions not supported."));
}
// validation
var validationResult = await Validation.ValidateAsync(req, diagnosis);
if (!validationResult.IsValid)
{
return(validationResult.ErrorActionResult);
}
// Device validation
if (false == await DeviceCheck.Validation(diagnosis))
{
return(new BadRequestErrorMessageResult("Invalid Device"));
}
var timestamp = DateTimeOffset.UtcNow;
var keys = diagnosis.Keys.Select(_ => _.ToModel(diagnosis, (ulong)timestamp.ToUnixTimeSeconds())).ToArray();
await DiagnosisRepository.SubmitDiagnosisAsync(
diagnosis.SubmissionNumber,
timestamp,
diagnosis.UserUuid,
keys);
foreach (var k in keys)
{
await TekRepository.UpsertAsync(k);
}
return(new NoContentResult());
}
public async Task <IActionResult> RunApprovedAsync(
[HttpTrigger(AuthorizationLevel.Function, "put", Route = "Diagnosis/{submissionNumber}/Approved/{userUuid}")] HttpRequest req,
string submissionNumber,
string userUuid
)
{
Logger.LogInformation($"{nameof(DiagnosisApi)} {nameof(RunApprovedAsync)} processed a request.");
var result = await Diagnosis.GetAsync(submissionNumber, userUuid);
foreach (var key in result.Keys)
{
await Tek.UpsertAsync(key);
}
return(new OkResult());
}
public async Task RunAsync()
{
try
{
Logger.LogInformation($"start {nameof(RunAsync)}");
var items = await TekRepository.GetNextAsync();
foreach (var kv in items.GroupBy(_ => new
{
RollingStartUnixTimeSeconds = _.GetRollingStartUnixTimeSeconds(),
RollingPeriodSeconds = _.GetRollingPeriodSeconds()
}))
{
foreach (var region in Regions)
{
// Security considerations: Random Order TemporaryExposureKey
var sorted = kv
.OrderBy(_ => RandomNumberGenerator.GetInt32(int.MaxValue));
await CreateAsync((ulong)kv.Key.RollingStartUnixTimeSeconds,
(ulong)(kv.Key.RollingStartUnixTimeSeconds + kv.Key.RollingPeriodSeconds),
region,
sorted.ToArray());
}
foreach (var key in kv)
{
key.Exported = true;
await TekRepository.UpsertAsync(key);
}
}
}
catch (Exception ex)
{
Logger.LogError(ex, $"Error on {nameof(TemporaryExposureKeyExportBatchService)}");
throw;
}
}
public async Task <IActionResult> RunAsync(
[HttpTrigger(AuthorizationLevel.Function, "put", Route = "v2/diagnosis")] HttpRequest req)
{
var requestBody = await new StreamReader(req.Body).ReadToEndAsync();
Logger.LogInformation($"{nameof(RunAsync)}");
// Check Valid Route
IValidationServerService.ValidateResult validateResult = ValidationServerService.Validate(req);
if (!validateResult.IsValid)
{
return(validateResult.ErrorActionResult);
}
var diagnosis = JsonConvert.DeserializeObject <V2DiagnosisSubmissionParameter>(requestBody);
var reqTime = DateTimeOffset.UtcNow;
// payload valid
if (!diagnosis.IsValid())
{
Logger.LogInformation($"Invalid parameter");
return(new BadRequestErrorMessageResult("Invalid parameter"));
}
// validation support region
if (!diagnosis.Regions.Any(_ => SupportRegions.Contains(_)))
{
Logger.LogInformation($"Regions not supported.");
return(new BadRequestErrorMessageResult("Regions not supported."));
}
// validation device
Logger.LogInformation("regions: " + (diagnosis?.Regions != null && diagnosis.Regions.Count() != 0 ? string.Join(", ", diagnosis.Regions) : "Empty") + ", " +
$"platform: {diagnosis?.Platform}, " +
$"deviceVerificationPayload: {diagnosis?.DeviceVerificationPayload}, " +
$"appPackageName: {diagnosis?.AppPackageName}, " +
$"padding: {diagnosis?.Padding}");
if (false == await DeviceCheck.Validation(diagnosis.Platform, diagnosis, reqTime))
{
Logger.LogInformation($"Invalid Device");
return(new BadRequestErrorMessageResult("Invalid Device"));
}
// Check Chaff request for production
// https://google.github.io/exposure-notifications-server/server_functional_requirements.html
if (req.Headers?.ContainsKey(CHAFF_HEADER) ?? false)
{
return(new NoContentResult());
}
// validatetion VerificationPayload
var verificationResult = await VerificationService.VerificationAsync(diagnosis.VerificationPayload);
if (verificationResult != 200)
{
return(new ObjectResult("Bad VerificationPayload")
{
StatusCode = verificationResult
});
}
var timestamp = DateTimeOffset.UtcNow;
var keys = diagnosis.Keys.Select(_ => _.ToModel(diagnosis, (ulong)timestamp.ToUnixTimeSeconds())).ToArray();
foreach (var k in keys)
{
await TekRepository.UpsertAsync(k);
}
return(new NoContentResult());
}
public async Task <IActionResult> RunAsync(
[HttpTrigger(AuthorizationLevel.Function, "put", Route = "diagnosis")] HttpRequest req)
{
var requestBody = await new StreamReader(req.Body).ReadToEndAsync();
var diagnosis = JsonConvert.DeserializeObject <DiagnosisSubmissionParameter>(requestBody);
var reqTime = DateTimeOffset.UtcNow;
// payload valid
if (!diagnosis.IsValid())
{
return(new BadRequestErrorMessageResult("Invalid parameter"));
}
// validation support region
if (!diagnosis.Regions.Any(_ => SupportRegions.Contains(_)))
{
return(new BadRequestErrorMessageResult("Regions not supported."));
}
// validation
var validationResult = await Validation.ValidateAsync(req, diagnosis);
if (!validationResult.IsValid)
{
return(validationResult.ErrorActionResult);
}
// validation device
if (false == await DeviceCheck.Validation(diagnosis, reqTime))
{
return(new BadRequestErrorMessageResult("Invalid Device"));
}
// TODO: validatetion VerificationPayload 4xx
if (false == true)
{
return(new ObjectResult("Bad VerificationPayload")
{
StatusCode = 406
});
}
// TODO: validatetion VerificationPayload connnection error 5xx
if (false == true)
{
return(new ObjectResult("Unable to communicate with center")
{
StatusCode = 503
});
}
var timestamp = DateTimeOffset.UtcNow;
var keys = diagnosis.Keys.Select(_ => _.ToModel(diagnosis, (ulong)timestamp.ToUnixTimeSeconds())).ToArray();
await DiagnosisRepository.SubmitDiagnosisAsync(
diagnosis.VerificationPayload,
timestamp,
diagnosis.UserUuid,
keys);
foreach (var k in keys)
{
await TekRepository.UpsertAsync(k);
}
return(new NoContentResult());
}
public async Task <IActionResult> RunAsync(
[HttpTrigger(AuthorizationLevel.Function, "put", Route = "v3/diagnosis")] HttpRequest req)
{
var requestBody = await new StreamReader(req.Body).ReadToEndAsync();
_logger.LogInformation($"{nameof(RunAsync)}");
// Check Valid Route
IValidationServerService.ValidateResult validateResult = _validationServerService.Validate(req);
if (!validateResult.IsValid)
{
return(validateResult.ErrorActionResult);
}
var submissionParameter = JsonConvert.DeserializeObject <V3DiagnosisSubmissionParameter>(requestBody);
submissionParameter.SetDaysSinceOnsetOfSymptoms();
// Make compatible with Legacy-V1 mode.
foreach (var key in submissionParameter.Keys)
{
var transmissionRiskLevel = TRANSMISSION_RISK_LEVEL_LOWEST;
if (key.DaysSinceOnsetOfSymptoms >= Constants.DaysHasInfectiousness)
{
transmissionRiskLevel = TRANSMISSION_RISK_LEVEL_MEDIUM;
}
key.TransmissionRisk = transmissionRiskLevel;
}
// Filter valid keys
submissionParameter.Keys = submissionParameter.Keys
.Where(key => _temporaryExposureKeyValidationService.Validate(submissionParameter.HasSymptom, key))
.ToArray();
var reqTime = DateTimeOffset.UtcNow;
// payload valid
if (!submissionParameter.IsValid())
{
_logger.LogInformation($"Invalid parameter");
return(new BadRequestErrorMessageResult("Invalid parameter"));
}
// validation support region
if (!submissionParameter.Regions.Any(_ => _supportRegions.Contains(_)))
{
_logger.LogInformation($"Regions not supported.");
return(new BadRequestErrorMessageResult("Regions not supported."));
}
// validation device
if (!await _deviceValidationService.Validation(submissionParameter.Platform, submissionParameter, reqTime))
{
_logger.LogInformation($"Invalid Device");
return(new BadRequestErrorMessageResult("Invalid Device"));
}
// Check Chaff request for production
// https://google.github.io/exposure-notifications-server/server_functional_requirements.html
if (req.Headers?.ContainsKey(CHAFF_HEADER) ?? false)
{
return(new OkObjectResult(JsonConvert.SerializeObject(submissionParameter)));
}
// validatetion VerificationPayload
var verificationResult = await _verificationService.VerificationAsync(submissionParameter.VerificationPayload);
if (verificationResult != ((int)HttpStatusCode.OK))
{
return(new ObjectResult("Bad VerificationPayload")
{
StatusCode = verificationResult
});
}
var newKeys = new List <TemporaryExposureKeyModel>();
var timestamp = (ulong)DateTimeOffset.UtcNow.ToUnixTimeSeconds();
using (SHA256 sha256 = SHA256.Create())
{
foreach (var k in submissionParameter.Keys)
{
var idSeed = $"{submissionParameter.IdempotencyKey},{k.KeyData},{k.RollingStartNumber},{k.RollingPeriod}";
var id = ByteArrayUtils.ToHexString(sha256.ComputeHash(Encoding.ASCII.GetBytes(idSeed)));
foreach (var region in submissionParameter.Regions)
{
var key = k.ToModel();
key.id = id;
key.PartitionKey = region;
key.Timestamp = timestamp;
newKeys.Add(key);
}
}
}
foreach (var key in newKeys)
{
await _tekRepository.UpsertAsync(key);
}
// Clear Payloads
submissionParameter.VerificationPayload = null;
submissionParameter.DeviceVerificationPayload = null;
return(new OkObjectResult(JsonConvert.SerializeObject(submissionParameter)));
}
