internal static RequestData GetRequestData(Activity activity)
{
string url = null;
string urlAuthority = null;
var monitorTags = EnumerateActivityTags(activity);
switch (monitorTags.activityType)
{
case PartBType.Http:
monitorTags.PartBTags.GenerateUrlAndAuthority(out url, out urlAuthority);
break;
case PartBType.Messaging:
url = AzMonList.GetTagValue(ref monitorTags.PartBTags, SemanticConventions.AttributeMessagingUrl)?.ToString();
break;
}
var statusCode = AzMonList.GetTagValue(ref monitorTags.PartBTags, SemanticConventions.AttributeHttpStatusCode)?.ToString() ?? "0";
var success = activity.GetStatus() != Status.Error;
var request = new RequestData(2, activity.Context.SpanId.ToHexString(), activity.Duration.ToString("c", CultureInfo.InvariantCulture), success, statusCode)
{
Name = activity.DisplayName,
Url = url,
Source = urlAuthority
};
AddPropertiesToTelemetry(request.Properties, ref monitorTags.PartCTags);
return(request);
}
internal static RemoteDependencyData GetRemoteDependencyData(Activity activity)
{
var monitorTags = EnumerateActivityTags(activity);
var dependency = new RemoteDependencyData(2, activity.DisplayName, activity.Duration.ToString("c", CultureInfo.InvariantCulture))
{
Id = activity.Context.SpanId.ToHexString(),
Success = activity.GetStatus() != Status.Error
};
switch (monitorTags.activityType)
{
case PartBType.Http:
monitorTags.PartBTags.GenerateUrlAndAuthority(out var url, out var urlAuthority);
dependency.Data = url;
dependency.Target = urlAuthority;
dependency.Type = "Http";
dependency.ResultCode = AzMonList.GetTagValue(ref monitorTags.PartBTags, SemanticConventions.AttributeHttpStatusCode)?.ToString() ?? "0";
break;
case PartBType.Db:
var depDataAndType = AzMonList.GetTagValues(ref monitorTags.PartBTags, SemanticConventions.AttributeDbStatement, SemanticConventions.AttributeDbSystem);
dependency.Data = depDataAndType[0]?.ToString();
dependency.Type = depDataAndType[1]?.ToString();
break;
case PartBType.Rpc:
var depInfo = AzMonList.GetTagValues(ref monitorTags.PartBTags, SemanticConventions.AttributeRpcService, SemanticConventions.AttributeRpcSystem, SemanticConventions.AttributeRpcStatus);
dependency.Data = depInfo[0]?.ToString();
dependency.Type = depInfo[1]?.ToString();
dependency.ResultCode = depInfo[2]?.ToString();
break;
case PartBType.Messaging:
depDataAndType = AzMonList.GetTagValues(ref monitorTags.PartBTags, SemanticConventions.AttributeMessagingUrl, SemanticConventions.AttributeMessagingSystem);
dependency.Data = depDataAndType[0]?.ToString();
dependency.Type = depDataAndType[1]?.ToString();
break;
}
AddPropertiesToTelemetry(dependency.Properties, ref monitorTags.PartCTags);
return(dependency);
}
/// <summary>
/// This method follows OpenTelemetry specification to retrieve http URL.
/// Reference: https://github.com/open-telemetry/opentelemetry-specification/blob/master/specification/trace/semantic_conventions/http.md#http-client.
/// </summary>
/// <param name="tagObjects">Activity Tags</param>
/// <param name="url">URL</param>
/// <param name="urlAuthority">Host name or IP address and the port number </param>
internal static void GenerateUrlAndAuthority(this AzMonList tagObjects, out string url, out string urlAuthority)
{
urlAuthority = null;
url = null;
var httpurl = AzMonList.GetTagValue(ref tagObjects, SemanticConventions.AttributeHttpUrl);
if (httpurl != null && Uri.TryCreate(httpurl.ToString(), UriKind.RelativeOrAbsolute, out var uri) && uri.IsAbsoluteUri)
{
url = uri.AbsoluteUri;
urlAuthority = uri.Authority;
return;
}
var httpScheme = AzMonList.GetTagValue(ref tagObjects, SemanticConventions.AttributeHttpScheme)?.ToString();
if (!string.IsNullOrWhiteSpace(httpScheme))
{
var httpHost = AzMonList.GetTagValue(ref tagObjects, SemanticConventions.AttributeHttpHost)?.ToString();
if (!string.IsNullOrWhiteSpace(httpHost))
{
var httpPortAndTarget = AzMonList.GetTagValues(ref tagObjects, SemanticConventions.AttributeHttpHostPort, SemanticConventions.AttributeHttpTarget);
if (httpPortAndTarget[0] != null && httpPortAndTarget[0].ToString() != "80" && httpPortAndTarget[0].ToString() != "443")
{
var IsColon = (string.IsNullOrWhiteSpace(httpPortAndTarget[0].ToString()) ? null : Colon);
url = $"{httpScheme}://{httpHost}{IsColon}{httpPortAndTarget[0]}{httpPortAndTarget[1]}";
urlAuthority = $"{httpHost}{IsColon}{httpPortAndTarget[0]}";
}
else
{
url = $"{httpScheme}://{httpHost}{httpPortAndTarget[1]}";
urlAuthority = $"{httpHost}";
}
return;
}
var netPeerName = AzMonList.GetTagValue(ref tagObjects, SemanticConventions.AttributeNetPeerName)?.ToString();
if (!string.IsNullOrWhiteSpace(netPeerName))
{
var netPeerPortAndTarget = AzMonList.GetTagValues(ref tagObjects, SemanticConventions.AttributeNetPeerPort, SemanticConventions.AttributeHttpTarget);
var IsColon = (string.IsNullOrWhiteSpace(netPeerPortAndTarget[0]?.ToString()) ? null : Colon);
url = $"{httpScheme}{SchemePostfix}{netPeerName}{IsColon}{netPeerPortAndTarget[0]}{netPeerPortAndTarget[1]}";
urlAuthority = $"{netPeerName}{IsColon}{netPeerPortAndTarget[0]}";
return;
}
var netPeerIP = AzMonList.GetTagValue(ref tagObjects, SemanticConventions.AttributeNetPeerIp)?.ToString();
if (!string.IsNullOrWhiteSpace(netPeerIP))
{
var netPeerPortAndTarget = AzMonList.GetTagValues(ref tagObjects, SemanticConventions.AttributeNetPeerPort, SemanticConventions.AttributeHttpTarget);
var IsColon = (string.IsNullOrWhiteSpace(netPeerPortAndTarget[0]?.ToString()) ? null : Colon);
url = $"{httpScheme}{SchemePostfix}{netPeerIP}{IsColon}{netPeerPortAndTarget[0]}{netPeerPortAndTarget[1]}";
urlAuthority = $"{netPeerIP}{IsColon}{netPeerPortAndTarget[0]}";
return;
}
}
var host = AzMonList.GetTagValue(ref tagObjects, SemanticConventions.AttributeHttpHost)?.ToString();
if (!string.IsNullOrWhiteSpace(host))
{
var httpPortAndTarget = AzMonList.GetTagValues(ref tagObjects, SemanticConventions.AttributeHttpHostPort, SemanticConventions.AttributeHttpTarget);
var IsColon = (string.IsNullOrWhiteSpace(httpPortAndTarget[0]?.ToString()) ? null : Colon);
url = $"{host}{IsColon}{httpPortAndTarget[0]}{httpPortAndTarget[1]}";
urlAuthority = $"{host}{IsColon}{httpPortAndTarget[0]}";
return;
}
url = string.IsNullOrWhiteSpace(url) ? null : url;
}
private static MonitorBase GenerateTelemetryData(Activity activity)
{
var telemetryType = activity.GetTelemetryType();
var monitorTags = new TagEnumerationState
{
PartBTags = AzMonList.Initialize(),
PartCTags = AzMonList.Initialize()
};
activity.EnumerateTags(ref monitorTags);
MonitorBase telemetry = new MonitorBase
{
BaseType = Telemetry_Base_Type_Mapping[telemetryType]
};
if (telemetryType == TelemetryType.Request)
{
monitorTags.PartBTags.GenerateUrlAndAuthority(out var url, out var urlAuthority);
var statusCode = AzMonList.GetTagValue(ref monitorTags.PartBTags, SemanticConventions.AttributeHttpStatusCode)?.ToString() ?? "0";
var success = activity.GetStatus() != Status.Error;
var request = new RequestData(2, activity.Context.SpanId.ToHexString(), activity.Duration.ToString("c", CultureInfo.InvariantCulture), success, statusCode)
{
Name = activity.DisplayName,
Url = url,
Source = urlAuthority
};
// TODO: Handle activity.TagObjects, extract well-known tags
AddPropertiesToTelemetry(request.Properties, monitorTags.PartCTags);
telemetry.BaseData = request;
}
else if (telemetryType == TelemetryType.Dependency)
{
var dependency = new RemoteDependencyData(2, activity.DisplayName, activity.Duration.ToString("c", CultureInfo.InvariantCulture))
{
Id = activity.Context.SpanId.ToHexString(),
Success = activity.GetStatus() != Status.Error
};
switch (monitorTags.activityType)
{
case PartBType.Http:
monitorTags.PartBTags.GenerateUrlAndAuthority(out var url, out var urlAuthority);
dependency.Data = url;
dependency.Target = urlAuthority;
dependency.Type = "Http";
dependency.ResultCode = AzMonList.GetTagValue(ref monitorTags.PartBTags, SemanticConventions.AttributeHttpStatusCode)?.ToString() ?? "0";
break;
case PartBType.Db:
var depDataAndType = AzMonList.GetTagValues(ref monitorTags.PartBTags, SemanticConventions.AttributeDbStatement, SemanticConventions.AttributeDbSystem);
dependency.Data = depDataAndType[0]?.ToString();
dependency.Type = depDataAndType[1]?.ToString();
break;
case PartBType.Rpc:
var depInfo = AzMonList.GetTagValues(ref monitorTags.PartBTags, SemanticConventions.AttributeRpcService, SemanticConventions.AttributeRpcSystem, SemanticConventions.AttributeRpcStatus);
dependency.Data = depInfo[0]?.ToString();
dependency.Type = depInfo[1]?.ToString();
dependency.ResultCode = depInfo[2]?.ToString();
break;
case PartBType.Messaging:
depDataAndType = AzMonList.GetTagValues(ref monitorTags.PartBTags, SemanticConventions.AttributeMessagingUrl, SemanticConventions.AttributeMessagingSystem);
dependency.Data = depDataAndType[0]?.ToString();
dependency.Type = depDataAndType[1]?.ToString();
break;
}
AddPropertiesToTelemetry(dependency.Properties, monitorTags.PartCTags);
telemetry.BaseData = dependency;
}
return(telemetry);
}
