// Populates index.html template and serves it private static async Task <ContentResult> ReturnIndexHtml(ExecutionContext context, ILogger log, string root, string connAndHubName) { string indexHtmlPath = Path.Join(root, "index.html"); string html = await File.ReadAllTextAsync(indexHtmlPath); // Replacing our custom meta tag with customized code from Storage or with default Content Security Policy string customMetaTagCode = (await CustomTemplates.GetCustomMetaTagCodeAsync()) ?? DefaultContentSecurityPolicyMeta; html = html.Replace("<meta name=\"durable-functions-monitor-meta\">", customMetaTagCode); // Calculating routePrefix string routePrefix = GetRoutePrefixFromHostJson(context, log); string dfmRoutePrefix = GetDfmRoutePrefixFromFunctionJson(context, log); if (!string.IsNullOrEmpty(dfmRoutePrefix)) { routePrefix = string.IsNullOrEmpty(routePrefix) ? dfmRoutePrefix : routePrefix + "/" + dfmRoutePrefix; } // Applying routePrefix, if it is set to something other than empty string if (!string.IsNullOrEmpty(routePrefix)) { html = html.Replace("<script>var DfmRoutePrefix=\"\"</script>", $"<script>var DfmRoutePrefix=\"{routePrefix}\"</script>"); html = html.Replace("href=\"/", $"href=\"/{routePrefix}/"); html = html.Replace("src=\"/", $"src=\"/{routePrefix}/"); } // Applying client config, if any string clientConfigString = Environment.GetEnvironmentVariable(EnvVariableNames.DFM_CLIENT_CONFIG); if (!string.IsNullOrEmpty(clientConfigString)) { dynamic clientConfig = JObject.Parse(clientConfigString); html = html.Replace("<script>var DfmClientConfig={}</script>", "<script>var DfmClientConfig=" + clientConfig.ToString() + "</script>"); } // Mentioning whether Function Map is available for this Task Hub. if (!string.IsNullOrEmpty(connAndHubName)) { // Two bugs away. Validating that the incoming Task Hub name looks like a Task Hub name Auth.ThrowIfTaskHubNameHasInvalidSymbols(connAndHubName); Globals.SplitConnNameAndHubName(connAndHubName, out var connName, out var hubName); string functionMap = (await CustomTemplates.GetFunctionMapsAsync()).GetFunctionMap(hubName); if (!string.IsNullOrEmpty(functionMap)) { html = html.Replace("<script>var IsFunctionGraphAvailable=0</script>", "<script>var IsFunctionGraphAvailable=1</script>"); } } return(new ContentResult() { Content = html, ContentType = "text/html; charset=UTF-8" }); }
public static Task <IActionResult> DfmGetFunctionMap( [HttpTrigger(AuthorizationLevel.Anonymous, "get", Route = Globals.ApiRoutePrefix + "/function-map")] HttpRequest req, string connName, string hubName, ILogger log ) { return(req.HandleAuthAndErrors(connName, hubName, log, async() => { // The underlying Task never throws, so it's OK. var functionMapsMap = await CustomTemplates.GetFunctionMapsAsync(); var functionMapJson = functionMapsMap.GetFunctionMap(hubName); if (string.IsNullOrEmpty(functionMapJson)) { return new NotFoundObjectResult("No Function Map provided"); } return new ContentResult() { Content = functionMapJson, ContentType = "application/json; charset=UTF-8" }; })); }