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/*
* This file is part of ETL-Processor
*
* Copyright (c) 2023 Comprehensive Cancer Center Mainfranken
* Copyright (c) 2025-2026 Paul-Christian Volkmer, Datenintegrationszentrum Philipps-Universität Marburg and Contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package dev.dnpm.etl.processor.config
import dev.dnpm.etl.processor.security.UserRole
import dev.dnpm.etl.processor.security.UserRoleRepository
import dev.dnpm.etl.processor.security.UserRoleService
import java.util.*
import org.slf4j.LoggerFactory
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty
import org.springframework.boot.context.properties.EnableConfigurationProperties
import org.springframework.context.annotation.Bean
import org.springframework.context.annotation.Configuration
import org.springframework.security.config.annotation.web.builders.HttpSecurity
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity
import org.springframework.security.config.annotation.web.invoke
import org.springframework.security.core.authority.SimpleGrantedAuthority
import org.springframework.security.core.authority.mapping.GrantedAuthoritiesMapper
import org.springframework.security.core.session.SessionRegistry
import org.springframework.security.core.session.SessionRegistryImpl
import org.springframework.security.core.userdetails.User
import org.springframework.security.core.userdetails.UserDetails
import org.springframework.security.crypto.factory.PasswordEncoderFactories
import org.springframework.security.crypto.password.PasswordEncoder
import org.springframework.security.oauth2.core.oidc.user.OidcUserAuthority
import org.springframework.security.provisioning.InMemoryUserDetailsManager
import org.springframework.security.web.SecurityFilterChain
private const val LOGIN_PATH = "/login"
@Configuration
@EnableConfigurationProperties(value = [SecurityConfigProperties::class])
@ConditionalOnProperty(value = ["app.security.admin-user"])
@EnableWebSecurity
class AppSecurityConfiguration(private val securityConfigProperties: SecurityConfigProperties) {
private val logger = LoggerFactory.getLogger(AppSecurityConfiguration::class.java)
private fun authorizeAppRequests(http: HttpSecurity) {
http {
authorizeHttpRequests {
authorize("/configs/**", hasRole("ADMIN"))
authorize("/api/mtbfile/**", hasAnyRole("MTBFILE", "ADMIN", "USER"))
authorize("/api/mtb/**", hasAnyRole("MTBFILE", "ADMIN", "USER"))
authorize("/mtbfile/**", hasAnyRole("MTBFILE", "ADMIN", "USER"))
authorize("/mtb/**", hasAnyRole("MTBFILE", "ADMIN", "USER"))
authorize("/patient/**", hasAnyRole("ADMIN", "USER"))
authorize("/report/**", hasAnyRole("ADMIN", "USER"))
authorize("/submission/**", hasAnyRole("ADMIN", "USER"))
authorize(anyRequest, permitAll)
}
}
}
@Bean
fun userDetailsService(passwordEncoder: PasswordEncoder): InMemoryUserDetailsManager {
val adminUser =
if (securityConfigProperties.adminUser.isNullOrBlank()) {
logger.warn("Using random Admin User: admin")
"admin"
} else {
securityConfigProperties.adminUser
}
val adminPassword =
if (securityConfigProperties.adminPassword.isNullOrBlank()) {
val random = UUID.randomUUID().toString()
logger.warn("Using random Admin Passwort: {}", random)
passwordEncoder.encode(random)
} else {
securityConfigProperties.adminPassword
}
val admin: UserDetails =
User.withUsername(adminUser).password(adminPassword).roles("ADMIN").build()
val users = securityConfigProperties.users.map {
User.withUsername(it.username).password(it.password).roles("USER").build()
}.toTypedArray()
return InMemoryUserDetailsManager(admin, *users)
}
@Bean
@ConditionalOnProperty(value = ["app.security.enable-oidc"], havingValue = "true")
fun filterChainOidc(
http: HttpSecurity,
passwordEncoder: PasswordEncoder,
userRoleRepository: UserRoleRepository,
sessionRegistry: SessionRegistry,
): SecurityFilterChain {
authorizeAppRequests(http)
http {
httpBasic { realmName = "ETL-Processor" }
formLogin { loginPage = LOGIN_PATH }
oauth2Login { loginPage = LOGIN_PATH }
sessionManagement {
sessionConcurrency {
maximumSessions = 1
expiredUrl = "$LOGIN_PATH?expired"
}
sessionFixation { newSession() }
}
csrf { disable() }
}
return http.build()
}
@Bean
@ConditionalOnProperty(value = ["app.security.enable-oidc"], havingValue = "true")
fun grantedAuthoritiesMapper(
userRoleRepository: UserRoleRepository,
appSecurityConfigProperties: SecurityConfigProperties,
): GrantedAuthoritiesMapper {
return GrantedAuthoritiesMapper { grantedAuthority ->
grantedAuthority
.filterIsInstance<OidcUserAuthority>()
.onEach {
val userRole = userRoleRepository.findByUsername(it.userInfo.preferredUsername)
if (userRole.isEmpty) {
userRoleRepository.save(
UserRole(
null,
it.userInfo.preferredUsername,
appSecurityConfigProperties.defaultNewUserRole,
)
)
}
}
.map {
val userRole = userRoleRepository.findByUsername(it.userInfo.preferredUsername)
SimpleGrantedAuthority("ROLE_${userRole.get().role.toString().uppercase()}")
}
}
}
@Bean
@ConditionalOnProperty(
value = ["app.security.enable-oidc"],
havingValue = "false",
matchIfMissing = true,
)
fun filterChain(http: HttpSecurity, passwordEncoder: PasswordEncoder): SecurityFilterChain {
authorizeAppRequests(http)
http {
httpBasic { realmName = "ETL-Processor" }
formLogin { loginPage = LOGIN_PATH }
csrf { disable() }
}
return http.build()
}
@Bean
fun sessionRegistry(): SessionRegistry {
return SessionRegistryImpl()
}
@Bean
fun passwordEncoder(): PasswordEncoder {
return PasswordEncoderFactories.createDelegatingPasswordEncoder()
}
@Bean
@ConditionalOnProperty(value = ["app.security.enable-oidc"], havingValue = "true")
fun userRoleService(
userRoleRepository: UserRoleRepository,
sessionRegistry: SessionRegistry,
): UserRoleService {
return UserRoleService(userRoleRepository, sessionRegistry)
}
}
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