public async Task <HttpResponseData> ListNsgs([HttpTrigger(AuthorizationLevel.Anonymous, "get", Route = "testhooks/nsgOperations/listNsgs")] HttpRequestData req)
{
_log.Info("list nsgs");
var nsgs = await _nsgOperations.ListNsgs().ToListAsync();
var resp = req.CreateResponse(HttpStatusCode.OK);
await resp.WriteAsJsonAsync(nsgs.Select(x => new { Name = x.Data.Name, ResourceId = x.Data.ResourceGuid }));
return(resp);
}
//[Function("TimerProxy")]
public async Async.Task Run([TimerTrigger("1.00:00:00")] TimerInfo myTimer)
{
var proxies = await _proxYOperations.QueryAsync().ToListAsync();
foreach (var proxy in proxies)
{
if (VmStateHelper.Available.Contains(proxy.State))
{
// Note, outdated checked at the start, but set at the end of this loop.
// As this function is called via a timer, this works around a user
// requesting to use the proxy while this function is checking if it's
// out of date
if (proxy.Outdated)
{
await _proxYOperations.SetState(proxy, VmState.Stopping);
// If something is "wrong" with a proxy, delete & recreate it
}
else if (!_proxYOperations.IsAlive(proxy))
{
_logger.Error($"scaleset-proxy: alive check failed, stopping: {proxy.Region}");
await _proxYOperations.SetState(proxy, VmState.Stopping);
}
else
{
await _proxYOperations.SaveProxyConfig(proxy);
}
}
if (VmStateHelper.NeedsWork.Contains(proxy.State))
{
_logger.Error($"scaleset-proxy: update state. proxy:{proxy.Region} state:{proxy.State}");
await _proxYOperations.ProcessStateUpdate(proxy);
}
if (proxy.State != VmState.Stopped && _proxYOperations.IsOutdated(proxy))
{
await _proxYOperations.Replace(proxy with {
Outdated = true
});
}
}
// make sure there is a proxy for every currently active region
var regions = await _scalesetOperations.QueryAsync().Select(x => x.Region).ToHashSetAsync();
foreach (var region in regions)
{
var allOutdated = proxies.Where(x => x.Region == region).All(p => p.Outdated);
if (allOutdated)
{
await _proxYOperations.GetOrCreate(region);
_logger.Info($"Creating new proxy in region {region}");
}
// this is required in order to support upgrade from non-nsg to
// nsg enabled OneFuzz this will overwrite existing NSG
// assignment though. This behavior is acceptable at this point
// since we do not support bring your own NSG
if (await _nsg.GetNsg(region) != null)
{
var network = await Network.Create(region, _creds, _configOperations, _subnet);
var subnet = await network.GetSubnet();
var vnet = await network.GetVnet();
if (subnet != null && vnet != null)
{
var error = _nsg.AssociateSubnet(region, vnet, subnet);
if (error != null)
{
_logger.Error($"Failed to associate NSG and subnet due to {error} in region {region}");
}
}
}
// if there are NSGs with name same as the region that they are allocated
// and have no NIC associated with it then delete the NSG
await foreach (var nsg in _nsg.ListNsgs())
{
if (_nsg.OkToDelete(regions, nsg.Data.Location, nsg.Data.Name))
{
if (nsg.Data.NetworkInterfaces.Count == 0 && nsg.Data.Subnets.Count == 0)
{
await _nsg.StartDeleteNsg(nsg.Data.Name);
}
}
}
}
}