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BrokerApiCore/Services/PlanetService.cs

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+namespace BrokerCore.Services;
+
+using System.Security.Claims;
+
+using BrokerBusinessLog;
+
+using Microsoft.IdentityModel.JsonWebTokens;
+
+using Repository;
+
+using Common;
+
+using ServerBase;
+using ServerCommon;
+
+public class PlanetService
+{
+	private readonly PlanetInfoRepo m_planet_info_repo;
+	private readonly JwtGenerator m_jwt_generator;
+	private readonly JwtParser m_jwt_parser;
+	private PlanetProviderLogActor m_log_actor;
+
+	public PlanetService(PlanetInfoRepo planetInfoRepo, JwtGenerator jwtGenerator, JwtParser jwtParser)
+	{
+		m_planet_info_repo = planetInfoRepo;
+		m_jwt_generator = jwtGenerator;
+		m_jwt_parser = jwtParser;
+	}
+
+	public async Task<string?> auth(string planetId, string planetSecretKey)
+	{
+		var (result, planet_info) = await m_planet_info_repo.findOne(planetId);
+		Guard.Against.resultFail(result, ServerErrorCode.PlanetIdNotFound, () => "플래닛의 id가 존재하지 않음");
+		Guard.Against.isNull(planet_info, ServerErrorCode.PlanetIdNotFound, () => "플래닛의 id가 존재하지 않음");
+		Guard.Against.isFalse(planet_info.SecretKey == planetSecretKey,
+			ServerErrorCode.PlanetSecretKeyDoesNotMatched, () => "플래닛에 제공한 엑세스키와 맞지 않음");
+
+		var access_token = m_jwt_generator.generateAccessToken(planetId, planet_info.ServerType);
+
+		// 비즈니스 로그
+		m_log_actor = new PlanetProviderLogActor(planetId);
+		BusinessLogger.collectLog(m_log_actor,
+			new PlanetProviderAuthBusinessLog(
+				new LogActionEx(LogActionType.BrokerApiPlanetAuth),
+				new PlanetProviderAuthLogData { PlanetId = planetId, ExpireDateTime = DateTime.UtcNow }));
+		return access_token;
+	}
+
+	public (string, string) validate(string jwt)
+	{
+		if (jwt == m_jwt_generator.JwtOption.JwtTestPassToken)
+		{
+			return ("new_earth", "caliverse");
+		}
+
+		var principal = m_jwt_parser.parseToken(jwt);
+		Guard.Against.isNull(principal, ServerErrorCode.InvalidPlanetJwt, () => "jwt parsing error");
+
+		var exp_claim = principal.FindFirst(JwtRegisteredClaimNames.Exp)?.Value;
+		Guard.Against.isNull(principal, ServerErrorCode.InvalidPlanetJwt, () => "no JwtRegisteredClaimNames.Exp value");
+
+		var exp_time = DateTimeOffset.FromUnixTimeSeconds(long.Parse(exp_claim ?? string.Empty));
+		Guard.Against.isFalse(exp_time > DateTimeOffset.UtcNow, ServerErrorCode.ExpiredPlanetJwt,
+			() => "Jwt has expired");
+
+		var planet_id = principal.FindFirstValue(JwtRegisteredClaimNames.Sid);
+		Guard.Against.isNullOrEmptyOrWhiteSpace(planet_id, ServerErrorCode.InvalidPlanetJwt,
+			() => "jwt parsing error no sub");
+
+		var planet_server_type = principal.FindFirstValue(JwtRegisteredClaimNames.Typ);
+		Guard.Against.isNullOrEmptyOrWhiteSpace(planet_server_type, ServerErrorCode.InvalidPlanetJwt,
+			() => "jwt parsing error no typ");
+
+		return (planet_id, planet_server_type);
+	}
+}