feat(identity): внутренние API для профиля студента

services/identity-service/src/main/kotlin/ru/ysu/lms/identity/internal/InternalController.kt

@@ -0,0 +1,65 @@
+package ru.ysu.lms.identity.internal
+
+import org.springframework.beans.factory.annotation.Value
+import org.springframework.web.bind.annotation.GetMapping
+import org.springframework.web.bind.annotation.PathVariable
+import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.RequestBody
+import org.springframework.web.bind.annotation.RequestHeader
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RestController
+import ru.ysu.lms.common.ForbiddenException
+import java.nio.charset.StandardCharsets
+import java.security.MessageDigest
+import java.util.UUID
+
+/**
+ * Внутренние эндпоинты identity. Gateway их не маршрутизирует, поэтому вместо
+ * пользовательского JWT используется общий сервисный токен.
+ */
+@RestController
+@RequestMapping("/api/v1/internal")
+class InternalController(
+    private val service: InternalService,
+    @Value("\${lms.internal.token}") private val internalToken: String,
+) {
+    @GetMapping("/students/{studentId}/context")
+    fun studentContext(
+        @RequestHeader(name = INTERNAL_TOKEN_HEADER, required = false) token: String?,
+        @PathVariable studentId: UUID,
+    ): StudentContextDto {
+        ensureToken(token)
+        return service.studentContext(studentId)
+    }
+
+    @PostMapping("/accounts/lookup")
+    fun lookupAccounts(
+        @RequestHeader(name = INTERNAL_TOKEN_HEADER, required = false) token: String?,
+        @RequestBody request: AccountLookupRequest,
+    ): List<AccountInfoDto> {
+        ensureToken(token)
+        return service.lookupAccounts(request.ids)
+    }
+
+    @GetMapping("/groups/{groupId}")
+    fun group(
+        @RequestHeader(name = INTERNAL_TOKEN_HEADER, required = false) token: String?,
+        @PathVariable groupId: UUID,
+    ): InternalGroupDto {
+        ensureToken(token)
+        return service.group(groupId)
+    }
+
+    private fun ensureToken(token: String?) {
+        if (token == null ||
+            !MessageDigest.isEqual(token.toByteArray(StandardCharsets.UTF_8), internalToken.toByteArray(StandardCharsets.UTF_8))
+        ) {
+            throw ForbiddenException(INVALID_TOKEN_MESSAGE)
+        }
+    }
+
+    private companion object {
+        const val INTERNAL_TOKEN_HEADER = "X-Internal-Token"
+        const val INVALID_TOKEN_MESSAGE = "Неверный внутренний токен"
+    }
+}

services/identity-service/src/main/kotlin/ru/ysu/lms/identity/internal/InternalDtos.kt

@@ -0,0 +1,38 @@
+package ru.ysu.lms.identity.internal
+
+/** Контекст студента для внутренних агрегаторов (профиль преподавателя). */
+data class StudentContextDto(
+    val id: String,
+    val login: String,
+    val fullName: String,
+    val studentNo: String,
+    val status: String,
+    val enrollmentYear: Short? = null,
+    val groupId: String? = null,
+    val groupName: String? = null,
+)
+
+/** Пакетный запрос логинов по идентификаторам аккаунтов. */
+data class AccountLookupRequest(
+    val ids: List<String> = emptyList(),
+)
+
+data class AccountInfoDto(
+    val id: String,
+    val login: String,
+    val role: String,
+)
+
+/** Группа с текущим составом — без учётных данных. */
+data class InternalGroupDto(
+    val id: String,
+    val name: String,
+    val students: List<InternalGroupStudentDto>,
+)
+
+data class InternalGroupStudentDto(
+    val id: String,
+    val studentNo: String,
+    val fullName: String,
+    val status: String,
+)

services/identity-service/src/main/kotlin/ru/ysu/lms/identity/internal/InternalService.kt

@@ -0,0 +1,81 @@
+package ru.ysu.lms.identity.internal
+
+import org.springframework.stereotype.Service
+import org.springframework.transaction.annotation.Transactional
+import ru.ysu.lms.common.BadRequestException
+import ru.ysu.lms.common.NotFoundException
+import ru.ysu.lms.identity.repo.AccountRepository
+import ru.ysu.lms.identity.repo.EnrollmentRepository
+import ru.ysu.lms.identity.repo.GroupRepository
+import ru.ysu.lms.identity.repo.StudentRepository
+import java.util.UUID
+
+/**
+ * Read-model для внутренних вызовов: отдаёт данные без админского JWT.
+ * Доступ ограничен сервисным токеном на уровне [InternalController].
+ */
+@Service
+class InternalService(
+    private val accounts: AccountRepository,
+    private val students: StudentRepository,
+    private val enrollments: EnrollmentRepository,
+    private val groups: GroupRepository,
+) {
+    @Transactional(readOnly = true)
+    fun studentContext(studentId: UUID): StudentContextDto {
+        val student =
+            students.findById(studentId).orElseThrow {
+                NotFoundException("Студент не найден")
+            }
+        val account = student.account ?: accounts.findById(studentId).orElseThrow { NotFoundException("Студент не найден") }
+        val enrollment = enrollments.findByStudentAccountId(studentId)
+        return StudentContextDto(
+            id = account.id.toString(),
+            login = account.login,
+            fullName = student.fullName,
+            studentNo = student.studentNo,
+            status = student.status.name,
+            enrollmentYear = student.enrollmentYear,
+            groupId = enrollment?.group?.id?.toString(),
+            groupName = enrollment?.group?.name,
+        )
+    }
+
+    /** Группа и её текущий состав. Пароли и временные пароли сюда не попадают. */
+    @Transactional(readOnly = true)
+    fun group(groupId: UUID): InternalGroupDto {
+        val group = groups.findById(groupId).orElseThrow { NotFoundException("Группа не найдена") }
+        val members =
+            enrollments
+                .findAllByGroupId(groupId)
+                .mapNotNull { enrollment ->
+                    val student = enrollment.student ?: return@mapNotNull null
+                    student.accountId?.let { accountId ->
+                        InternalGroupStudentDto(
+                            id = accountId.toString(),
+                            studentNo = student.studentNo,
+                            fullName = student.fullName,
+                            status = student.status.name,
+                        )
+                    }
+                }.sortedWith(compareBy({ it.fullName.lowercase() }, { it.studentNo }))
+        return InternalGroupDto(id = group.id.toString(), name = group.name, students = members)
+    }
+
+    /** Логины авторов комментариев: неизвестные id пропускаются, дубликаты схлопываются. */
+    @Transactional(readOnly = true)
+    fun lookupAccounts(ids: List<String>): List<AccountInfoDto> {
+        val requested = ids.map(::parseId).distinct()
+        if (requested.isEmpty()) return emptyList()
+        val found = accounts.findAllById(requested).associateBy { it.id }
+        return requested.mapNotNull { id ->
+            found[id]?.let { account ->
+                AccountInfoDto(id = account.id.toString(), login = account.login, role = account.role.name)
+            }
+        }
+    }
+
+    private fun parseId(raw: String): UUID =
+        runCatching { UUID.fromString(raw.trim()) }
+            .getOrElse { throw BadRequestException("Некорректный идентификатор аккаунта") }
+}

services/identity-service/src/main/kotlin/ru/ysu/lms/identity/security/SecurityConfig.kt

@@ -31,6 +31,8 @@ class SecurityConfig {
                         "/api/v1/auth/setup",
                         "/api/v1/auth/login",
                         "/api/v1/auth/jwks.json",
+                        // Внутренние эндпоинты защищены сервисным токеном в самом контроллере.
+                        "/api/v1/internal/**",
                         "/actuator/**",
                         "/v3/api-docs/**",
                         "/swagger-ui/**",

services/identity-service/src/main/resources/application.yml

@@ -37,6 +37,8 @@ springdoc:
     path: /v3/api-docs
 
 lms:
+  internal:
+    token: ${LMS_INTERNAL_TOKEN:dev-internal-token}
   jwt:
     # Срок жизни access-токена; сессия web-BFF — 30 дней (см. web/application.yml).
     access-token-ttl: ${LMS_JWT_ACCESS_TOKEN_TTL:30d}

services/identity-service/src/test/kotlin/ru/ysu/lms/identity/internal/InternalControllerIntegrationTest.kt

@@ -0,0 +1,331 @@
+package ru.ysu.lms.identity.internal
+
+import org.junit.jupiter.api.Assertions.assertEquals
+import org.junit.jupiter.api.Test
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.boot.test.context.SpringBootTest
+import org.springframework.http.MediaType
+import org.springframework.security.crypto.password.PasswordEncoder
+import org.springframework.security.test.web.servlet.setup.SecurityMockMvcConfigurers.springSecurity
+import org.springframework.test.context.DynamicPropertyRegistry
+import org.springframework.test.context.DynamicPropertySource
+import org.springframework.test.web.servlet.MockMvc
+import org.springframework.test.web.servlet.get
+import org.springframework.test.web.servlet.post
+import org.springframework.test.web.servlet.setup.DefaultMockMvcBuilder
+import org.springframework.test.web.servlet.setup.MockMvcBuilders
+import org.springframework.transaction.annotation.Transactional
+import org.springframework.web.context.WebApplicationContext
+import org.testcontainers.containers.PostgreSQLContainer
+import org.testcontainers.junit.jupiter.Container
+import org.testcontainers.junit.jupiter.Testcontainers
+import ru.ysu.lms.identity.domain.Account
+import ru.ysu.lms.identity.domain.Enrollment
+import ru.ysu.lms.identity.domain.GroupEntity
+import ru.ysu.lms.identity.domain.Student
+import ru.ysu.lms.identity.domain.StudentStatus
+import ru.ysu.lms.identity.repo.AccountRepository
+import ru.ysu.lms.identity.repo.EnrollmentRepository
+import ru.ysu.lms.identity.repo.GroupRepository
+import ru.ysu.lms.identity.repo.StudentRepository
+import ru.ysu.lms.security.LmsRole
+import java.util.UUID
+
+@SpringBootTest
+@Testcontainers
+@Transactional
+class InternalControllerIntegrationTest {
+    companion object {
+        private const val TOKEN = "test-internal-token"
+
+        @Container
+        val pg =
+            PostgreSQLContainer("postgres:18").apply {
+                withDatabaseName("lms")
+                withUsername("lms")
+                withPassword("lms")
+            }
+
+        @JvmStatic
+        @DynamicPropertySource
+        fun properties(registry: DynamicPropertyRegistry) {
+            registry.add("spring.datasource.url") { pg.jdbcUrl }
+            registry.add("spring.datasource.username") { "lms" }
+            registry.add("spring.datasource.password") { "lms" }
+            registry.add("lms.internal.token") { TOKEN }
+        }
+    }
+
+    @Autowired lateinit var accounts: AccountRepository
+
+    @Autowired lateinit var students: StudentRepository
+
+    @Autowired lateinit var enrollments: EnrollmentRepository
+
+    @Autowired lateinit var groups: GroupRepository
+
+    @Autowired lateinit var passwordEncoder: PasswordEncoder
+
+    @Autowired lateinit var context: WebApplicationContext
+
+    private val mockMvc: MockMvc by lazy {
+        MockMvcBuilders
+            .webAppContextSetup(context)
+            .apply<DefaultMockMvcBuilder>(springSecurity())
+            .build()
+    }
+
+    @Test
+    fun `valid token returns student context with current group`() {
+        val student = student(login = "ivanov", studentNo = "123456", groupName = "ПИ-21БО")
+
+        mockMvc
+            .get("/api/v1/internal/students/${student.accountId}/context") {
+                header("X-Internal-Token", TOKEN)
+            }.andExpect {
+                status { isOk() }
+                jsonPath("$.id") { value(student.accountId.toString()) }
+                jsonPath("$.login") { value("ivanov") }
+                jsonPath("$.fullName") { value("Иванов Иван Иванович") }
+                jsonPath("$.studentNo") { value("123456") }
+                jsonPath("$.status") { value("ACTIVE") }
+                jsonPath("$.enrollmentYear") { value(2025) }
+                jsonPath("$.groupId") { isNotEmpty() }
+                jsonPath("$.groupName") { value("ПИ-21БО") }
+            }
+    }
+
+    @Test
+    fun `context without group returns nulls`() {
+        val student = student(login = "petrov", studentNo = "654321")
+
+        mockMvc
+            .get("/api/v1/internal/students/${student.accountId}/context") {
+                header("X-Internal-Token", TOKEN)
+            }.andExpect {
+                status { isOk() }
+                jsonPath("$.groupId") { doesNotExist() }
+                jsonPath("$.groupName") { doesNotExist() }
+            }
+    }
+
+    @Test
+    fun `valid token returns account logins for lookup`() {
+        val first = account("a.ivanov")
+        val second = account("p.petrov")
+
+        mockMvc
+            .post("/api/v1/internal/accounts/lookup") {
+                header("X-Internal-Token", TOKEN)
+                contentType = MediaType.APPLICATION_JSON
+                content = """{"ids":["${first.id}","${second.id}"]}"""
+            }.andExpect {
+                status { isOk() }
+                jsonPath("$.length()") { value(2) }
+                jsonPath("$[0].id") { value(first.id.toString()) }
+                jsonPath("$[0].login") { value("a.ivanov") }
+                jsonPath("$[0].role") { value("STUDENT") }
+                jsonPath("$[1].login") { value("p.petrov") }
+            }
+    }
+
+    @Test
+    fun `lookup ignores missing accounts and duplicates`() {
+        val existing = account("a.ivanov")
+        val missing = UUID.randomUUID()
+
+        mockMvc
+            .post("/api/v1/internal/accounts/lookup") {
+                header("X-Internal-Token", TOKEN)
+                contentType = MediaType.APPLICATION_JSON
+                content = """{"ids":["${existing.id}","$missing","${existing.id}"]}"""
+            }.andExpect {
+                status { isOk() }
+                jsonPath("$.length()") { value(1) }
+                jsonPath("$[0].id") { value(existing.id.toString()) }
+                jsonPath("$[0].login") { value("a.ivanov") }
+            }
+    }
+
+    @Test
+    fun `empty lookup returns empty list`() {
+        mockMvc
+            .post("/api/v1/internal/accounts/lookup") {
+                header("X-Internal-Token", TOKEN)
+                contentType = MediaType.APPLICATION_JSON
+                content = """{"ids":[]}"""
+            }.andExpect {
+                status { isOk() }
+                jsonPath("$.length()") { value(0) }
+            }
+    }
+
+    @Test
+    fun `invalid lookup id is rejected`() {
+        mockMvc
+            .post("/api/v1/internal/accounts/lookup") {
+                header("X-Internal-Token", TOKEN)
+                contentType = MediaType.APPLICATION_JSON
+                content = """{"ids":["not-a-uuid"]}"""
+            }.andExpect {
+                status { isBadRequest() }
+            }
+    }
+
+    @Test
+    fun `invalid token is forbidden`() {
+        val student = student(login = "sidorov", studentNo = "111111", groupName = "ПИ-21БО")
+
+        mockMvc
+            .get("/api/v1/internal/students/${student.accountId}/context") {
+                header("X-Internal-Token", "wrong-token")
+            }.andExpect {
+                status { isForbidden() }
+                jsonPath("$.detail") { value("Неверный внутренний токен") }
+            }
+
+        mockMvc
+            .post("/api/v1/internal/accounts/lookup") {
+                header("X-Internal-Token", "wrong-token")
+                contentType = MediaType.APPLICATION_JSON
+                content = """{"ids":[]}"""
+            }.andExpect {
+                status { isForbidden() }
+            }
+    }
+
+    @Test
+    fun `missing token is forbidden`() {
+        val student = student(login = "sidorov", studentNo = "111111")
+
+        mockMvc
+            .get("/api/v1/internal/students/${student.accountId}/context") {
+            }.andExpect {
+                status { isForbidden() }
+            }
+
+        mockMvc
+            .post("/api/v1/internal/accounts/lookup") {
+                contentType = MediaType.APPLICATION_JSON
+                content = """{"ids":[]}"""
+            }.andExpect {
+                status { isForbidden() }
+            }
+    }
+
+    @Test
+    fun `unknown student is not found`() {
+        mockMvc
+            .get("/api/v1/internal/students/${UUID.randomUUID()}/context") {
+                header("X-Internal-Token", TOKEN)
+            }.andExpect {
+                status { isNotFound() }
+            }
+    }
+
+    @Test
+    fun `valid token returns group with students and no credentials`() {
+        val group = group("ПИ-21БО")
+        val petrov = enroll(group, login = "p.petrov", studentNo = "111111", lastName = "Петров")
+        val ivanov = enroll(group, login = "a.ivanov", studentNo = "222222", lastName = "Иванов")
+
+        mockMvc
+            .get("/api/v1/internal/groups/${group.id}") {
+                header("X-Internal-Token", TOKEN)
+            }.andExpect {
+                status { isOk() }
+                jsonPath("$.id") { value(group.id.toString()) }
+                jsonPath("$.name") { value("ПИ-21БО") }
+                jsonPath("$.students.length()") { value(2) }
+                jsonPath("$.students[0].id") { value(ivanov.accountId.toString()) }
+                jsonPath("$.students[0].studentNo") { value("222222") }
+                jsonPath("$.students[0].fullName") { value("Иванов Иван Иванович") }
+                jsonPath("$.students[0].status") { value("ACTIVE") }
+                jsonPath("$.students[1].id") { value(petrov.accountId.toString()) }
+                jsonPath("$.students[1].studentNo") { value("111111") }
+                jsonPath("$.students[0].tempPassword") { doesNotExist() }
+                jsonPath("$.students[0].login") { doesNotExist() }
+                jsonPath("$.students[0].passwordHash") { doesNotExist() }
+            }
+    }
+
+    @Test
+    fun `group with invalid token is forbidden`() {
+        val group = group("ПИ-21БО")
+
+        mockMvc
+            .get("/api/v1/internal/groups/${group.id}") {
+                header("X-Internal-Token", "wrong-token")
+            }.andExpect {
+                status { isForbidden() }
+                jsonPath("$.detail") { value("Неверный внутренний токен") }
+            }
+    }
+
+    @Test
+    fun `unknown group is not found`() {
+        mockMvc
+            .get("/api/v1/internal/groups/${UUID.randomUUID()}") {
+                header("X-Internal-Token", TOKEN)
+            }.andExpect {
+                status { isNotFound() }
+            }
+    }
+
+    private fun account(login: String): Account =
+        accounts.save(
+            Account(
+                login = login,
+                passwordHash = passwordEncoder.encode("secret123") ?: "",
+                role = LmsRole.STUDENT,
+            ),
+        )
+
+    private fun group(name: String): GroupEntity = groups.save(GroupEntity(name = name, enrollmentYear = 2025))
+
+    private fun enroll(
+        group: GroupEntity,
+        login: String,
+        studentNo: String,
+        lastName: String,
+    ): Student {
+        val student = createStudent(login = login, studentNo = studentNo, lastName = lastName)
+        enrollments.save(Enrollment(group = group, student = student))
+        return student
+    }
+
+    private fun student(
+        login: String,
+        studentNo: String,
+        groupName: String? = null,
+    ): Student {
+        val student = createStudent(login = login, studentNo = studentNo, lastName = "Иванов")
+        if (groupName != null) {
+            enrollments.save(Enrollment(group = group(groupName), student = student))
+        }
+        return student
+    }
+
+    private fun createStudent(
+        login: String,
+        studentNo: String,
+        lastName: String,
+    ): Student {
+        val account = account(login)
+        val student =
+            students.save(
+                Student(
+                    studentNo = studentNo,
+                    lastName = lastName,
+                    firstName = "Иван",
+                    middleName = "Иванович",
+                    basis = "бюджет",
+                    status = StudentStatus.ACTIVE,
+                    enrollmentYear = 2025,
+                    account = account,
+                ),
+            )
+        assertEquals(account.id, student.accountId)
+        return student
+    }
+}