registeremail/Program.cs

91 lines
4.1 KiB
C#

/*
RegisterEmail - A webservice for selfhosted email servers to make it easy registering Emails (And optionally Enabling SSH)
Copyright (C) 2024 Mike Nolan
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
using System.Diagnostics;
using System.Web;
using Newtonsoft.Json;
using Tesses.WebServer;
StaticServer server=new StaticServer("www");
RouteServer routeServer=new RouteServer(server);
routeServer.Add("/",async(ctx)=>{
ctx.ParseBody();
if(ctx.QueryParams.TryGetFirst("usernname",out var username) && !string.IsNullOrWhiteSpace(username) && ctx.QueryParams.TryGetFirst("password",out var password) && !string.IsNullOrWhiteSpace(password) && ctx.QueryParams.TryGetFirst("confirm",out var confirm) && !string.IsNullOrWhiteSpace(confirm) && ctx.QueryParams.TryGetFirst("fullname",out var fullname) && !string.IsNullOrWhiteSpace(fullname) && ctx.QueryParams.TryGetFirst("admin_username",out var admin_user) && !string.IsNullOrWhiteSpace(admin_user) && ctx.QueryParams.TryGetFirst("admin_password",out var admin_pass) && !string.IsNullOrWhiteSpace(admin_pass))
{
if(password==confirm)
{
if(username.Length>256)
{
await ctx.SendRedirectAsync("/failed?reason=Username+too+long");
return;
}
bool can_login_ssh = ctx.QueryParams.TryGetFirst("ssh",out var _ssh) && _ssh == "on";
bool has_sudo = ctx.QueryParams.TryGetFirst("sudo",out var _sudo) && _sudo == "on";
object jsonObj = new {
username,
password,
admin_user,
admin_pass,
fullname,
can_login_ssh,
has_sudo
};
string json = JsonConvert.SerializeObject(jsonObj);
Process p = new Process();
p.StartInfo.FileName = "/usr/local/bin/createemail";
p.StartInfo.UseShellExecute=false;
p.StartInfo.RedirectStandardInput =true;
if(p.Start())
{
p.StandardInput.Write(json);
p.StandardInput.Flush();
if(!p.HasExited) p.WaitForExit();
int statusCode=p.ExitCode;
switch(statusCode)
{
case 0:
await ctx.SendRedirectAsync($"/success?user={HttpUtility.UrlEncode(username)}");
break;
case 65:
await ctx.SendRedirectAsync("/failed?reason=Unable+to+parse+JSON");
break;
case 77:
await ctx.SendRedirectAsync("/failed?reason=Admin+Access+Denied");
break;
}
}
}
else
{
await ctx.SendRedirectAsync("/failed?reason=Passwords+do+not+match");
}
}
else await ctx.SendRedirectAsync("/failed?reason=You+did+not+fill+all+fields+out");
},"POST");
routeServer.Add("/failed",async(ctx)=>{
ctx.QueryParams.TryGetFirst("reason",out var reason);
await ctx.SendTextAsync(File.ReadAllText("www/fail.html").Replace("REASON",HttpUtility.HtmlEncode(reason)));
});
routeServer.Add("/success",async(ctx)=>{
ctx.QueryParams.TryGetFirst("user",out var user);
await ctx.SendTextAsync(File.ReadAllText("www/success.html").Replace("EMAIL",HttpUtility.UrlEncode(user)));
});
routeServer.StartServer(2444);