public async Task CheckServiceHealthTest()
{
var builder = new ServiceManagerBuilder();
var serviceManager = builder
.WithOptions(o =>
{
o.ConnectionString = TestConfiguration.Instance.ConnectionString;
})
.Build();
var isHealthy = await serviceManager.IsServiceHealthy(default);
public static async Task <IActionResult> SubscribeForSessionUpdatesOnSignalR(
[HttpTrigger(AuthorizationLevel.Anonymous, "post", Route = "sessions/{sessionId}/signalr/{userId}/subscribe")] HttpRequestMessage reqMsg,
string sessionId,
string userId,
[SignalR(HubName = "%Region%")] IAsyncCollector <SignalRGroupAction> signalRGroupActions,
ILogger log)
{
log.LogInformation("SubscribeForSessionUpdatesOnSignalR was called.");
// TODO: check if session with given id exists or not
// determine browser session id from cookie:
// TODO: this fails, probably because of cross domain restrictions on cookies:
var browserSessionIdCookie = reqMsg.Headers.GetCookies(SessionToken).FirstOrDefault();
var browserSessionId = System.Guid.NewGuid().ToString();
if (browserSessionIdCookie != null && browserSessionIdCookie.Cookies[0] != null)
{
browserSessionId = browserSessionIdCookie.Cookies[0].Value;
log.LogInformation($"got cookie with session id: {browserSessionId}");
}
// remove users from all signalr groups:
try{
log.LogInformation($"About to remove user with browser session {browserSessionId} from all SignalR groups.");
var signalRMgmtBuilder = new ServiceManagerBuilder();
var signalRService = signalRMgmtBuilder.WithOptions(config => { config.ConnectionString = System.Environment.GetEnvironmentVariable("AzureSignalRConnectionString", EnvironmentVariableTarget.Process); }).Build();
var region = System.Environment.GetEnvironmentVariable("Region", EnvironmentVariableTarget.Process);
var signalRHub = await signalRService.CreateHubContextAsync(region);
await signalRHub.UserGroups.RemoveFromAllGroupsAsync(browserSessionId);
log.LogInformation($"Removed user with browser session {browserSessionId} from all SignalR groups.");
}
catch (Exception e) {
log.LogError($"Failed to remove user/browsersession ({browserSessionId}) from all signalr groups: {e.Message}");
}
// add user to group for specified session:
var groupname = $"listeners-for-session-{sessionId}";
log.LogInformation($"About to add user to group {groupname} for session {sessionId}.");
await signalRGroupActions.AddAsync(new SignalRGroupAction {
UserId = userId,
GroupName = groupname,
Action = GroupAction.Add
});
log.LogInformation($"Added user with id {userId} and browser session {browserSessionId} to SignalR group for qna session {sessionId} with group name: {groupname}");
var signalRNegotiateBaseUrl = System.Environment.GetEnvironmentVariable("SignalRNegotiateBaseUrl", EnvironmentVariableTarget.Process).Replace("{sessionId}", sessionId);
return(new OkWithSessionCookieObjectResult(new { SignalRNegotiateBaseUrl = signalRNegotiateBaseUrl }, browserSessionId));
}
