71 lines
3.2 KiB
Kotlin
71 lines
3.2 KiB
Kotlin
/*
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* Copyright (c) 2020, 2021 The Web eID Project
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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package com.tarkvaratehnika.demobackend.security
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import com.tarkvaratehnika.demobackend.config.ValidationConfiguration
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import org.springframework.security.authentication.AuthenticationServiceException
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import org.springframework.security.core.Authentication
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import org.springframework.security.core.AuthenticationException
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import org.springframework.security.core.GrantedAuthority
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import org.springframework.security.core.authority.SimpleGrantedAuthority
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import org.springframework.security.web.authentication.preauth.PreAuthenticatedAuthenticationToken
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import org.springframework.stereotype.Component
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import org.webeid.security.exceptions.TokenValidationException
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import org.webeid.security.validator.AuthTokenValidator
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import java.security.cert.CertificateEncodingException
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import java.security.cert.X509Certificate
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@Component
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class AuthTokenDTOAuthenticationProvider {
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companion object {
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const val ROLE_USER : String = "ROLE_USER"
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}
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private val USER_ROLE: GrantedAuthority = SimpleGrantedAuthority(ROLE_USER)
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val tokenValidator: AuthTokenValidator = ValidationConfiguration().validator()
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@Throws(AuthenticationException::class)
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fun authenticate(auth : Authentication) : Authentication {
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val authentication = auth as PreAuthenticatedAuthenticationToken
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val token = (authentication.credentials as AuthTokenDTO).token
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val challenge = (authentication.credentials as AuthTokenDTO).challenge
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val authorities = arrayListOf<GrantedAuthority>()
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authorities.add(USER_ROLE)
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try {
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val userCertificate: X509Certificate = tokenValidator.validate(token)
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return WebEidAuthentication.fromCertificate(userCertificate, authorities, challenge)
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} catch (e : TokenValidationException) {
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// Validation failed.
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throw AuthenticationServiceException("Token validation failed. " + e.message)
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} catch (e : CertificateEncodingException) {
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// Failed to extract subject fields from the certificate.
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throw AuthenticationServiceException("Incorrect certificate subject fields: " + e.message)
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}
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}
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} |