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Push2BusByRest.cs
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Push2BusByRest.cs
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using System;
using System.IO;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Azure.WebJobs;
using Microsoft.Azure.WebJobs.Extensions.Http;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
using Microsoft.Azure.ServiceBus;
using System.Text;
using System.Net.Http.Headers;
using System.Net.Http;
using System.Runtime.Serialization;
namespace disclosure
{
public static class Push2BusByRest
{
[FunctionName("Push2BusByRest")]
public static async Task<IActionResult> Run(
[HttpTrigger(AuthorizationLevel.Function, "get", "post", Route = null)] HttpRequest req,
ILogger log)
{
log.LogInformation("Push2BusByRest function processed a request.");
string requestBody = await new StreamReader(req.Body).ReadToEndAsync();
log.LogInformation($"Push2BusByRest : got string data: {requestBody}");
dynamic data = JsonConvert.DeserializeObject(requestBody);
log.LogInformation("Push2BusByRest : got dynamic data");
string scount = data?.messageCount;
string TopicName = data?.TopicName;
int count = (!string.IsNullOrEmpty(scount))? int.Parse(scount):1;
log.LogInformation($"Push2BusByRest will push {count} messages");
HttpClient client = new HttpClient();
client.BaseAddress = new Uri(Environment.GetEnvironmentVariable("SB_URL"));
dynamic brokerMesasages = new System.Dynamic.ExpandoObject();
// getting the ttl from the incoming message - replace by any other logic
brokerMesasages.TimeToLive = data.ttl;
// add any other properties like priority etc.
// adding required headers
client.DefaultRequestHeaders.TryAddWithoutValidation( "Content-Type", "application/atom+xml; charset=utf-8");
client.DefaultRequestHeaders.TryAddWithoutValidation( "BrokerProperties", JsonConvert.SerializeObject(brokerMesasages));
client.DefaultRequestHeaders.TryAddWithoutValidation( "Authorization", Environment.GetEnvironmentVariable("SB_TOKEN"));
for (int i = 0; i < count; i++)
{
string pkey = Guid.NewGuid().ToString();
data.id = pkey;
string ttl = data.ttl;
log.LogInformation($"Push2BusByRest sending one message with pkey:{pkey} with ttl:{ttl} in sec");
string alert = JsonConvert.SerializeObject(data);
string sburi = $"/{TopicName}/messages";
StringContent salert = new StringContent(alert);
HttpResponseMessage response = await client.PostAsync(sburi,salert);
string responseBody = await response.Content.ReadAsStringAsync();
log.LogInformation($"Push2BusByRest sent message via rest.");
}
string responseMessage = $"sent, {count} new alerts to topic: {TopicName}.";
return new OkObjectResult(responseMessage);
}
}
}