static HttpResponse Router(HttpRequest req)
{
#region Setup
DateTime startTime = DateTime.Now;
string ipPort = SourceIpPort(req);
_Logging.Log(LoggingModule.Severity.Debug, "Router " + ipPort + " " + req.Method + " " + req.RawUrlWithoutQuery);
HttpResponse resp = new HttpResponse(req, false, 500, null, null,
Common.SerializeJson(new ErrorResponse("Internal server error", null), true), true);
#endregion
#region APIs
try
{
#region Unauthenticated-Methods
switch (req.Method.ToLower())
{
case "get":
#region get
if (req.RawUrlWithoutQuery.Equals("/"))
{
resp = GetHelloWorld(req);
return(resp);
}
if (req.RawUrlWithoutQuery.Equals("/favicon.ico") ||
req.RawUrlWithoutQuery.Equals("/robots.txt"))
{
resp = new HttpResponse(req, true, 200, null, null, null, true);
return(resp);
}
break;
#endregion
case "put":
#region put
break;
#endregion
case "post":
#region post
break;
#endregion
case "delete":
#region delete
break;
#endregion
default:
_Logging.Log(LoggingModule.Severity.Warn, "Router " + ipPort + " unknown method: " + req.Method);
resp = new HttpResponse(req, false, 400, null, null,
Common.SerializeJson(new ErrorResponse("Unknown method", null), true), true);
return(resp);
}
#endregion
#region Authenticate
if (_Settings.Server.RequireAuthentication)
{
if (!_Auth.Authenticate(req))
{
_Logging.Log(LoggingModule.Severity.Warn, "Router " + ipPort + " authentication failed");
resp = new HttpResponse(req, false, 401, null, null,
Common.SerializeJson(new ErrorResponse("Unauthorized", null), true), true);
return(resp);
}
}
#endregion
#region Authenticated-Methods
switch (req.Method.ToLower())
{
case "get":
#region get
if (req.RawUrlWithoutQuery.Equals("/_databaseclients"))
{
resp = GetDatabaseClients(req);
return(resp);
}
if (req.RawUrlWithoutQuery.Equals("/_databases"))
{
resp = GetDatabases(req);
return(resp);
}
if (req.RawUrlEntries.Count == 1)
{
resp = GetDatabase(req);
return(resp);
}
if (req.RawUrlEntries.Count == 2 || req.RawUrlEntries.Count == 3)
{
resp = GetTable(req);
return(resp);
}
break;
#endregion
case "put":
#region put
if (req.RawUrlEntries.Count == 2 || req.RawUrlEntries.Count == 3)
{
resp = PutTable(req);
return(resp);
}
break;
#endregion
case "post":
#region post
if (req.RawUrlEntries.Count == 2)
{
resp = PostTable(req);
return(resp);
}
break;
#endregion
case "delete":
#region delete
if (req.RawUrlEntries.Count == 2 || req.RawUrlEntries.Count == 3)
{
resp = DeleteTable(req);
return(resp);
}
break;
#endregion
default:
_Logging.Log(LoggingModule.Severity.Warn, "Router " + ipPort + " unknown method: " + req.Method);
resp = new HttpResponse(req, false, 400, null, null,
Common.SerializeJson(new ErrorResponse("Unknown method", null), true), true);
return(resp);
}
#endregion
resp = new HttpResponse(req, false, 404, null, null,
Common.SerializeJson(new ErrorResponse("Unknown API", null), true), true);
return(resp);
}
catch (Exception e)
{
_Logging.LogException("RestDbServer", "Router", e);
resp = new HttpResponse(req, false, 500, null, null,
Common.SerializeJson(new ErrorResponse("Internal server error", e.Message), true), true);
return(resp);
}
finally
{
_Logging.Log(LoggingModule.Severity.Info, "Router " + ipPort + " " + req.Method + " " + req.RawUrlWithoutQuery + " " + Common.TotalMsFrom(startTime) + "ms " + resp.StatusCode);
}
#endregion
}
static async Task DefaultRoute(HttpContext ctx)
{
DateTime startTime = DateTime.Now;
string header = ctx.Request.SourceIp + ":" + ctx.Request.SourcePort + " ";
_Logging.Debug(header + ctx.Request.Method + " " + ctx.Request.RawUrlWithoutQuery);
#region APIs
try
{
#region Unauthenticated-Methods
switch (ctx.Request.Method)
{
case HttpMethod.GET:
#region get
if (ctx.Request.RawUrlWithoutQuery.Equals("/"))
{
ctx.Response.StatusCode = 200;
ctx.Response.ContentType = "text/html; charset=utf8";
await ctx.Response.Send(RootHtml());
return;
}
if (ctx.Request.RawUrlWithoutQuery.Equals("/favicon.ico") ||
ctx.Request.RawUrlWithoutQuery.Equals("/robots.txt"))
{
ctx.Response.StatusCode = 200;
await ctx.Response.Send();
return;
}
break;
#endregion
case HttpMethod.PUT:
#region put
break;
#endregion
case HttpMethod.POST:
#region post
break;
#endregion
case HttpMethod.DELETE:
#region delete
break;
#endregion
default:
ctx.Response.StatusCode = 400;
ctx.Response.ContentType = "application/json";
await ctx.Response.Send(Common.SerializeJson(new ErrorResponse("Unknown method", null), true));
return;
}
#endregion
#region Authenticate
if (_Settings.Server.RequireAuthentication)
{
if (!_Auth.Authenticate(ctx))
{
_Logging.Warn(header + "authentication failed");
ctx.Response.StatusCode = 401;
ctx.Response.ContentType = "application/json";
await ctx.Response.Send(Common.SerializeJson(new ErrorResponse("Unauthorized", null), true));
return;
}
}
#endregion
#region Authenticated-Methods
switch (ctx.Request.Method)
{
case HttpMethod.GET:
#region get
if (ctx.Request.RawUrlWithoutQuery.Equals("/_databaseclients"))
{
await GetDatabaseClients(ctx);
return;
}
if (ctx.Request.RawUrlWithoutQuery.Equals("/_databases"))
{
await GetDatabases(ctx);
return;
}
if (ctx.Request.RawUrlEntries.Count == 1)
{
await GetDatabase(ctx);
return;
}
if (ctx.Request.RawUrlEntries.Count == 2 || ctx.Request.RawUrlEntries.Count == 3)
{
await GetTable(ctx);
return;
}
break;
#endregion
case HttpMethod.PUT:
#region put
if (ctx.Request.RawUrlEntries.Count == 2 || ctx.Request.RawUrlEntries.Count == 3)
{
await PutTable(ctx);
return;
}
break;
#endregion
case HttpMethod.POST:
#region post
if (ctx.Request.RawUrlEntries.Count == 2)
{
await PostTable(ctx);
return;
}
break;
#endregion
case HttpMethod.DELETE:
#region delete
if (ctx.Request.RawUrlEntries.Count == 2 || ctx.Request.RawUrlEntries.Count == 3)
{
await DeleteTable(ctx);
return;
}
break;
#endregion
default:
ctx.Response.StatusCode = 400;
ctx.Response.ContentType = "application/json";
await ctx.Response.Send(Common.SerializeJson(new ErrorResponse("Unknown method", null), true));
return;
}
#endregion
ctx.Response.StatusCode = 400;
ctx.Response.ContentType = "application/json";
await ctx.Response.Send(Common.SerializeJson(new ErrorResponse("Unknown API", null), true));
}
catch (Exception e)
{
_Logging.Exception("RestDb", "Router", e);
ctx.Response.StatusCode = 500;
ctx.Response.ContentType = "application/json";
await ctx.Response.Send(Common.SerializeJson(new ErrorResponse("Internal server error", e.Message), true));
}
finally
{
_Logging.Debug(header + ctx.Request.Method + " " + ctx.Request.RawUrlWithoutQuery + " " + Common.TotalMsFrom(startTime) + "ms: " + ctx.Response.StatusCode);
}
#endregion
}
static async Task DefaultRoute(HttpContext ctx)
{
DateTime startTime = DateTime.Now;
string header = ctx.Request.Source.IpAddress + ":" + ctx.Request.Source.Port + " ";
_Logging.Debug(header + ctx.Request.Method + " " + ctx.Request.Url.RawWithoutQuery);
#region APIs
try
{
#region Unauthenticated-Methods
switch (ctx.Request.Method)
{
case HttpMethod.GET:
#region get
if (ctx.Request.Url.RawWithoutQuery.Equals("/"))
{
ctx.Response.StatusCode = 200;
ctx.Response.ContentType = "text/html; charset=utf8";
await ctx.Response.Send(RootHtml());
return;
}
if (ctx.Request.Url.RawWithoutQuery.Equals("/favicon.ico") ||
ctx.Request.Url.RawWithoutQuery.Equals("/robots.txt"))
{
ctx.Response.StatusCode = 200;
await ctx.Response.Send();
return;
}
break;
#endregion
case HttpMethod.PUT:
#region put
break;
#endregion
case HttpMethod.POST:
#region post
break;
#endregion
case HttpMethod.DELETE:
#region delete
break;
#endregion
default:
ctx.Response.StatusCode = 400;
ctx.Response.ContentType = "application/json";
await ctx.Response.Send(SerializationHelper.SerializeJson(new ErrorResponse(ErrorCodeEnum.InvalidRequest, "Unknown method", null), true));
return;
}
#endregion
#region Build-Metadata
RequestMetadata md = new RequestMetadata(ctx);
#endregion
#region Authenticate
if (_Settings.Server.RequireAuthentication)
{
string apiKey = null;
ApiKey key = null;
if (!_Auth.Authenticate(ctx, out apiKey, out key))
{
_Logging.Warn(header + "authentication failed");
ctx.Response.StatusCode = 401;
ctx.Response.ContentType = "application/json";
await ctx.Response.Send(SerializationHelper.SerializeJson(new ErrorResponse(ErrorCodeEnum.NotAuthenticated, "You are not authorized to perform this operation", null), true));
return;
}
md.ApiKey = key;
md.Params.ApiKey = apiKey;
}
if (md.Params.Metadata)
{
ctx.Response.StatusCode = 200;
ctx.Response.ContentType = "application/json";
await ctx.Response.Send(SerializationHelper.SerializeJson(md, true));
return;
}
#endregion
#region Authenticated-Methods
switch (ctx.Request.Method)
{
case HttpMethod.GET:
#region get
if (ctx.Request.Url.RawWithoutQuery.Equals("/_databaseclients"))
{
await GetDatabaseClients(md);
return;
}
if (ctx.Request.Url.RawWithoutQuery.Equals("/_databases"))
{
await GetDatabases(md);
return;
}
if (ctx.Request.Url.Elements.Length == 1)
{
await GetDatabase(md);
return;
}
if (ctx.Request.Url.Elements.Length == 2 || ctx.Request.Url.Elements.Length == 3)
{
await GetTableSelect(md);
return;
}
break;
#endregion
case HttpMethod.PUT:
#region put
if (ctx.Request.Url.Elements.Length == 2 || ctx.Request.Url.Elements.Length == 3)
{
await PutTable(md);
return;
}
break;
#endregion
case HttpMethod.POST:
#region post
if (ctx.Request.Url.Elements.Length == 1)
{
if (ctx.Request.Query.Elements.ContainsKey("raw"))
{
await PostRawQuery(md);
return;
}
else
{
await PostTableCreate(md);
return;
}
}
if (ctx.Request.Url.Elements.Length == 2)
{
await PostTableInsert(md);
return;
}
break;
#endregion
case HttpMethod.DELETE:
#region delete
if (ctx.Request.Url.Elements.Length == 2 || ctx.Request.Url.Elements.Length == 3)
{
await DeleteTable(md);
return;
}
break;
#endregion
default:
ctx.Response.StatusCode = 400;
ctx.Response.ContentType = "application/json";
await ctx.Response.Send(SerializationHelper.SerializeJson(new ErrorResponse(ErrorCodeEnum.InvalidRequest, "Unknown method", null), true));
return;
}
#endregion
ctx.Response.StatusCode = 400;
ctx.Response.ContentType = "application/json";
await ctx.Response.Send(SerializationHelper.SerializeJson(new ErrorResponse(ErrorCodeEnum.InvalidRequest, "Unknown endpoint", null), true));
}
catch (Exception e)
{
_Logging.Exception(e);
ctx.Response.StatusCode = 500;
ctx.Response.ContentType = "application/json";
await ctx.Response.Send(SerializationHelper.SerializeJson(new ErrorResponse(ErrorCodeEnum.InternalError, "Internal server error", e.Message, e), true));
}
finally
{
_Logging.Debug(header + ctx.Request.Method + " " + ctx.Request.Url.RawWithoutQuery + " " + Common.TotalMsFrom(startTime) + "ms: " + ctx.Response.StatusCode);
}
#endregion
}
