63 lines
2.2 KiB
C#
63 lines
2.2 KiB
C#
using System.Security.Claims;
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using System.Security.Cryptography;
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using System.Text;
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using System.Text.Encodings.Web;
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using MareSynchronosServer;
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using MareSynchronosShared.Data;
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using MareSynchronosShared.Metrics;
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using MareSynchronosShared.Protos;
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using Microsoft.AspNetCore.Authentication;
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using Microsoft.AspNetCore.Http;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.Extensions.Logging;
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using Microsoft.Extensions.Options;
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using ISystemClock = Microsoft.AspNetCore.Authentication.ISystemClock;
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namespace MareSynchronosShared.Authentication
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{
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public class SecretKeyGrpcAuthenticationHandler : AuthenticationHandler<AuthenticationSchemeOptions>
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{
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public const string AuthScheme = "SecretKeyGrpcAuth";
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private readonly AuthService.AuthServiceClient _authClient;
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private readonly IHttpContextAccessor _accessor;
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public SecretKeyGrpcAuthenticationHandler(IHttpContextAccessor accessor, AuthService.AuthServiceClient authClient,
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IOptionsMonitor<AuthenticationSchemeOptions> options, ILoggerFactory logger, UrlEncoder encoder, ISystemClock clock) : base(options, logger, encoder, clock)
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{
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this._authClient = authClient;
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_accessor = accessor;
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}
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protected override async Task<AuthenticateResult> HandleAuthenticateAsync()
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{
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if(!Request.Headers.TryGetValue("Authorization", out var authHeader))
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{
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authHeader = string.Empty;
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}
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var ip = _accessor.GetIpAddress();
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var authResult = await _authClient.AuthorizeAsync(new AuthRequest() {Ip = ip, SecretKey = authHeader}).ConfigureAwait(false);
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if (!authResult.Success)
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{
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return AuthenticateResult.Fail("Failed Authorization");
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}
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string uid = authResult.Uid;
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var claims = new List<Claim>
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{
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new(ClaimTypes.NameIdentifier, uid)
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};
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var identity = new ClaimsIdentity(claims, nameof(SecretKeyGrpcAuthenticationHandler));
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var principal = new ClaimsPrincipal(identity);
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var ticket = new AuthenticationTicket(principal, Scheme.Name);
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return AuthenticateResult.Success(ticket);
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}
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}
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}
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