// https://management.azure.com/subscriptions/{subscription-id}/resourceGroups/{resource-group-name}/providers/Microsoft.Sql/servers/{server-name}/databases/{database-name}/metrics?api-version={api-version}&$filter={metrics-filter}
public async Task <List <DatabaseMetric> > GetMetrics(CustomerContainer container)
{
const string urlSqlDb = "(name / value eq 'blocked_by_firewall' or name / value eq 'connection_failed' or name / value eq 'connection_successful' or name / value eq 'cpu_percent' or name / value eq 'deadlock' or name / value eq 'dtu_consumption_percent' or name / value eq 'log_write_percent' or name / value eq 'log_write_percent' or name / value eq 'physical_data_read_percent' or name / value eq 'storage' or name / value eq 'storage_percent' or name / value eq 'workers_percent' or name / value eq 'sessions_percent' or name / value eq 'dtu_limit' or name / value eq 'dtu_used' or name / value eq 'dwu_limit' or name / value eq 'dwu_used' or name / value eq 'dwu_consumption_percent') and timeGrain eq '00:00:15'";
var allDataMetrics = new List <DatabaseMetric>();
_container = container;
var login = new AzureLogin(container);
var token = await login.AcquireToken(login.Audience);
var tokenCredentials = new TokenCredentials(token);
var client = new SqlManagementClient(tokenCredentials)
{
SubscriptionId = container.SubscriptionId
};
var rgs = await login.GetSubscriptionsResourceGroups(login.GetSubscriptions);
var subs = rgs.Where(subsrgs => subsrgs.Subscription.SubscriptionId == container.SubscriptionId).Select(rgs1 => rgs1.ResourceGroup);
foreach (var rg in subs)
{
foreach (var server in client.Servers.ListByResourceGroup(rg))
{
foreach (var db in await client.Databases.ListByServerAsync(rg, server.Name))
{
var dbMetrics = new List <DataMetric>(new DataMetric[] { new DtuLimit(),
new DtuUsed(), new DtuConsumptionPercentage(), new DwuLimit(),
new DwuUsed(), new DwuConsumptionPercentage(), new BlockedByFirewall(),
new CpuPercent(), new FailedConnections(), new SuccessfulConnections() });
var filteredDb = await GetMetricsQueryResponse(container.SubscriptionId,
container.RunReportStartTime.Value, container.RunReportEndTime.Value,
db.Name, rg, server.Name, login, token, urlSqlDb, dbMetrics, DataSourceType.SqlDb);
if (filteredDb == null)
{
continue;
}
allDataMetrics.Add(filteredDb);
}
}
}
return(allDataMetrics);
}
private async Task <DatabaseMetric> GetMetricsQueryResponse(string subscriptionId,
DateTime start,
DateTime end,
string db,
string rg,
string server,
AzureLogin login,
string token,
string filter,
List <DataMetric> metrics,
DataSourceType type)
{
if (db == "master")
{
return(null);
}
var connectionStringBuilder = new EventHubsConnectionStringBuilder(_container.EventHubConnectionString)
{
EntityPath = _container.EventHubEntity
};
var eventHubClient = EventHubClient.CreateFromConnectionString(connectionStringBuilder.ToString());
var metricOut = new DatabaseMetric(db, server, start, end, type);
string url =
$"https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{rg}/providers/Microsoft.Sql/servers/{server}/databases/{db}/metrics";
string startString = start.ToString("yyyy-MM-dd HH:mm:ss");
string endString = end.ToString("yyyy-MM-dd HH:mm:ss");
string oDataFilter =
$"{filter} and startTime eq '{startString}' and endTime eq '{endString}'";
var filtered =
await login.GetJObjectWithFilter(url, token, oDataFilter, "2014-04-01-Preview");
foreach (var node in filtered)
{
string localName = ((JToken)node["name"])["value"].Value <string>();
foreach (var metric in metrics)
{
if (localName == metric.MetricName)
{
var jsonOut = JsonConvert.SerializeObject(new RawDataMetric()
{
Average = ((JToken)node["metricValues"]).Average(val => val["average"].Value <double>()),
Maximum = ((JToken)node["metricValues"]).Max(val => val["maximum"].Value <double>()),
Minimum = ((JToken)node["metricValues"]).Min(val => val["minimum"].Value <double>()),
Total = ((JToken)node["metricValues"]).Sum(val => val["total"].Value <double>()),
DatabaseName = db,
ServerName = server,
MetricName = metric.MetricName,
ServiceType = Enum.GetName(typeof(DataSourceType), GetCorrectDataSourceType(localName)),
StartCollectionTime = start,
EndCollectionTime = end
});
await eventHubClient.SendAsync(new EventData(Encoding.UTF8.GetBytes(jsonOut)));
}
}
}
await eventHubClient.CloseAsync();
return(metricOut.DataMetrics.Count == 0 ? null : metricOut);
}
