public static async Task <IActionResult> Run(
[HttpTrigger(AuthorizationLevel.Function, "get", "post", Route = null)] HttpRequest req,
ILogger log,
ExecutionContext context)
{
log.LogInformation("Trigger Logic App");
string requestBody = await new StreamReader(req.Body).ReadToEndAsync();
//dynamic data = JsonConvert.DeserializeObject(requestBody);
//string message = data;
var config = new ConfigurationBuilder()
.SetBasePath(context.FunctionAppDirectory)
.AddJsonFile("local.settings.json", optional: true, reloadOnChange: true)
.AddEnvironmentVariables()
.Build();
string logicAppName = config["logicAppName"];
string logicAppRGName = config["logicAppRGName"];
string subscriptionId = config["subscriptionID"];
try
{
AzureCredentials creds = await CreateCredentials.GetCredentials(context, config);
// create REST client for Azure API calls
var restClient = RestClient.Configure()
.WithEnvironment(AzureEnvironment.AzureGlobalCloud)
.WithCredentials(creds)
.WithBaseUri("https://management.azure.com/")
.Build();
// construct message for Azure API call to retrieve Logic App HTTP Trigger URL
var url = $"https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{logicAppRGName}/providers/Microsoft.Logic/workflows/{logicAppName}/triggers/manual/listCallbackUrl?api-version=2016-06-01";
var HttpMessage = new HttpRequestMessage(HttpMethod.Post, url);
// add authentication header
await restClient.Credentials.ProcessHttpRequestAsync(HttpMessage, new System.Threading.CancellationToken(false));
// retrieve logic app url
var httpResponse = await httpClient.SendAsync(HttpMessage);
var apiResponse = await httpResponse.Content.ReadAsStringAsync();
// call Logic App HTTP Trigger to initiate the Logic App
var authenticatedUrl = (string)JsonConvert.DeserializeObject <dynamic>(apiResponse).value;
await httpClient.PostAsync(authenticatedUrl, new StringContent(requestBody, System.Text.Encoding.UTF8, "application/json"));
return((ActionResult) new OkObjectResult($"Logic App {logicAppName} called"));
}
catch (Exception ex)
{
log.LogError(ex, $"Error occured: subscription used = {subscriptionId}");
return(new BadRequestObjectResult(String.Format("Error occured in function: {0}", ex.Message)));
}
}
public static async Task RunAsync([TimerTrigger("0 */2 * * * *")] TimerInfo myTimer, ILogger log, ExecutionContext context)
{
log.LogInformation($"C# Timer trigger function executed at: {DateTime.Now}");
var config = new ConfigurationBuilder()
.SetBasePath(context.FunctionAppDirectory)
.AddJsonFile("local.settings.json", optional: true, reloadOnChange: true)
.AddEnvironmentVariables()
.Build();
string logicAppName = config["logicAppName"];
string logicAppRGName = config["logicAppRGName"];
string subscriptionId = config["subscriptionID"];
try
{
AzureCredentials creds = await CreateCredentials.GetCredentials(context, config);
// create REST client for Azure API calls
var restClient = RestClient.Configure()
.WithEnvironment(AzureEnvironment.AzureGlobalCloud)
.WithCredentials(creds)
.WithBaseUri("https://management.azure.com/")
.Build();
// construct message for Azure API call to regenerate Logic App SAS token
var url = $"https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{logicAppRGName}/providers/Microsoft.Logic/workflows/{logicAppName}/regenerateAccessKey?api-version=2016-06-01";
var HttpMessage = new HttpRequestMessage(HttpMethod.Post, url);
HttpMessage.Content = new StringContent(JsonSerializer.Serialize(new { keyType = "Primary" }), Encoding.UTF8, "application/json");
// add authentication header
await restClient.Credentials.ProcessHttpRequestAsync(HttpMessage, new System.Threading.CancellationToken(false));
// execute regenerate SAS token
var httpResponse = await httpClient.SendAsync(HttpMessage);
var apiResponse = await httpResponse.Content.ReadAsStringAsync();
log.LogInformation($"primary sas token logic app {logicAppName} regenerated.");
log.LogInformation($"azure api resonse: {apiResponse}");
}
catch (Exception ex)
{
log.LogError(ex, $"Error occured: subscription used = {subscriptionId}");
}
}