Task: Completed login and get token from user and able to change user password by username and updated the security filters and add auth service and auth details. And more add login mutation in resolver

cubetiq-security-jwt

@@ -1 +1 @@
-Subproject commit 9a114dba23c52619955999f867bc1b95d3870bb3
+Subproject commit d69f52fee0d6c8c0fad3eab64dc0645470168a49

dgs-graphql/src/main/kotlin/com/cubetiqs/graphql/demo/config/WebConfig.kt

@@ -9,7 +9,6 @@ import org.springframework.web.servlet.config.annotation.WebMvcConfigurer
 @EnableWebMvc
 class WebConfig : WebMvcConfigurer {
     override fun addCorsMappings(corsRegistry: CorsRegistry) {
-        println("Hello World")
         corsRegistry.addMapping("/**")
             .allowedOrigins("*")
             .allowedMethods("*")

dgs-graphql/src/main/kotlin/com/cubetiqs/graphql/demo/config/WebSecurityConfig.kt

@@ -1,6 +1,6 @@
 package com.cubetiqs.graphql.demo.config
 
-import com.cubetiqs.graphql.demo.secutiry.AuthService
+import com.cubetiqs.graphql.demo.security.AuthService
 import com.cubetiqs.security.jwt.AuthenticationExceptionEntryPoint
 import com.cubetiqs.security.jwt.JwtSecurityConfigurer
 import org.springframework.beans.factory.annotation.Autowired
@@ -13,26 +13,25 @@ import org.springframework.security.config.http.SessionCreationPolicy
 
 @Configuration
 @EnableWebSecurity
-@EnableGlobalMethodSecurity(prePostEnabled = true, securedEnabled = true)
+@EnableGlobalMethodSecurity(prePostEnabled = true)
 class WebSecurityConfig : WebSecurityConfigurerAdapter() {
     @Autowired
     private lateinit var authService: AuthService
 
     override fun configure(http: HttpSecurity) {
-        http.csrf()
-            .and()
-            .httpBasic()
-            .disable()
+        http.csrf().disable()
             .sessionManagement()
             .sessionCreationPolicy(SessionCreationPolicy.STATELESS)
-            .and()
+
+        http
             .exceptionHandling()
             .authenticationEntryPoint(AuthenticationExceptionEntryPoint())
-            .and()
+
+        http
             .apply(JwtSecurityConfigurer(authService))
-            .and()
+
+        http
             .authorizeRequests()
-            .anyRequest()
-            .permitAll()
+            .anyRequest().permitAll()
     }
 }

dgs-graphql/src/main/kotlin/com/cubetiqs/graphql/demo/repository/UserRepository.kt

@@ -6,6 +6,7 @@ import org.springframework.data.domain.Pageable
 import org.springframework.data.jpa.repository.JpaRepository
 import org.springframework.data.jpa.repository.Query
 import org.springframework.stereotype.Repository
+import java.util.*
 
 @Repository
 interface UserRepository : JpaRepository<User, Long> {
@@ -14,4 +15,7 @@ interface UserRepository : JpaRepository<User, Long> {
 
     @Query("select (count(u) > 0) from User u where u.username = ?1")
     fun existsAllByUsername(username: String): Boolean
+
+    @Query("select u from User u where u.username = ?1")
+    fun queryByUsername(username: String): Optional<User>
 }

dgs-graphql/src/main/kotlin/com/cubetiqs/graphql/demo/resolver/mutation/LoginMutationResolver.kt

@@ -0,0 +1,22 @@
+package com.cubetiqs.graphql.demo.resolver.mutation
+
+import com.cubetiqs.graphql.demo.context.GMutation
+import com.cubetiqs.graphql.demo.dgmodel.DgsConstants
+import com.cubetiqs.graphql.demo.dgmodel.types.LoginResponse
+import com.cubetiqs.graphql.demo.security.AuthService
+import com.cubetiqs.security.jwt.util.JwtUtils
+import com.netflix.graphql.dgs.DgsMutation
+import org.springframework.beans.factory.annotation.Autowired
+
+@GMutation
+class LoginMutationResolver {
+    @Autowired
+    private lateinit var authService: AuthService
+
+    @DgsMutation(field = DgsConstants.MUTATION.Login)
+    fun login(username: String, password: String): LoginResponse {
+        val auth = authService.login(username, password)
+        val token = JwtUtils.encryptToken(auth)
+        return LoginResponse(token)
+    }
+}

dgs-graphql/src/main/kotlin/com/cubetiqs/graphql/demo/resolver/mutation/UserMutationResolver.kt

@@ -2,11 +2,14 @@ package com.cubetiqs.graphql.demo.resolver.mutation
 
 import com.cubetiqs.graphql.demo.context.GMutation
 import com.cubetiqs.graphql.demo.dgmodel.DgsConstants
+import com.cubetiqs.graphql.demo.dgmodel.types.UserChangePasswordInput
 import com.cubetiqs.graphql.demo.domain.user.User
 import com.cubetiqs.graphql.demo.domain.user.UserInput
 import com.cubetiqs.graphql.demo.domain.user.UserMapper
 import com.cubetiqs.graphql.demo.repository.UserRepository
+import com.cubetiqs.security.jwt.util.JwtUtils
 import com.netflix.graphql.dgs.DgsMutation
+import com.netflix.graphql.dgs.exceptions.DgsEntityNotFoundException
 import org.springframework.beans.factory.annotation.Autowired
 import org.springframework.transaction.annotation.Propagation
 import org.springframework.transaction.annotation.Transactional
@@ -18,9 +21,16 @@ class UserMutationResolver @Autowired constructor(
     @DgsMutation(field = DgsConstants.MUTATION.CreateUser)
     @Transactional(propagation = Propagation.REQUIRES_NEW)
     fun createUser(input: UserInput): User {
-        if (userRepository.existsAllByUsername(input.username ?: "")) throw Exception("Username has been already existed!")
+        if (userRepository.existsAllByUsername(input.username ?: "")) throw DgsEntityNotFoundException("Username has been already existed!")
 
         val user = UserMapper.fromInputToUser(input)
         return userRepository.save(user)
     }
+
+    @DgsMutation(field = DgsConstants.MUTATION.ChangeUserPassword)
+    fun changePassword(input: UserChangePasswordInput): User {
+        val user = userRepository.queryByUsername(input.username).orElse(null) ?: throw DgsEntityNotFoundException("User not found!")
+        user.password = JwtUtils.passwordEncoder().encode(input.password)
+        return userRepository.save(user)
+    }
 }

dgs-graphql/src/main/kotlin/com/cubetiqs/graphql/demo/security/AuthDetails.kt

@@ -0,0 +1,64 @@
+package com.cubetiqs.graphql.demo.security
+
+import com.cubetiqs.graphql.demo.domain.user.User
+import com.cubetiqs.security.jwt.util.JwtUtils
+import org.springframework.security.core.GrantedAuthority
+import org.springframework.security.core.authority.SimpleGrantedAuthority
+import org.springframework.security.core.userdetails.UserDetails
+
+data class AuthDetails(
+    private var code: String? = null,
+    private var name: String? = null,
+    private var username: String? = null,
+    private var password: String? = null,
+    private var authorities: Collection<String>? = null,
+    private var enabled: Boolean? = null,
+) : UserDetails {
+    override fun getAuthorities(): MutableCollection<out GrantedAuthority> {
+        return authorities?.map { SimpleGrantedAuthority(it) }?.toMutableList() ?: mutableListOf(
+            SimpleGrantedAuthority(
+                "USER"
+            )
+        )
+    }
+
+    override fun getPassword(): String {
+        return password ?: ""
+    }
+
+    override fun getUsername(): String {
+        return username ?: ""
+    }
+
+    override fun isAccountNonExpired(): Boolean {
+        return true
+    }
+
+    override fun isAccountNonLocked(): Boolean {
+        return true
+    }
+
+    override fun isCredentialsNonExpired(): Boolean {
+        return true
+    }
+
+    override fun isEnabled(): Boolean {
+        return enabled ?: false
+    }
+
+    fun isPasswordValid(password: String): Boolean {
+        return JwtUtils.passwordEncoder().matches(password, this.getPassword())
+    }
+
+    companion object {
+        fun fromUser(user: User): AuthDetails {
+            return AuthDetails(
+                code = user.code,
+                name = user.name,
+                username = user.username,
+                password = user.password,
+                enabled = user.enabled,
+            )
+        }
+    }
+}

dgs-graphql/src/main/kotlin/com/cubetiqs/graphql/demo/security/AuthService.kt

@@ -0,0 +1,32 @@
+package com.cubetiqs.graphql.demo.security
+
+import com.cubetiqs.graphql.demo.repository.UserRepository
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.security.access.AccessDeniedException
+import org.springframework.security.core.userdetails.UserDetails
+import org.springframework.security.core.userdetails.UserDetailsService
+import org.springframework.stereotype.Service
+
+@Service
+class AuthService : UserDetailsService {
+    @Autowired
+    private lateinit var userRepository: UserRepository
+
+    private fun findAuthDetailsByUsername(username: String): AuthDetails {
+        val user = userRepository.queryByUsername(username).orElse(null) ?: throw Exception("User not found!")
+        return AuthDetails.fromUser(user)
+    }
+
+    override fun loadUserByUsername(username: String?): UserDetails {
+        return findAuthDetailsByUsername(username ?: "")
+    }
+
+    fun login(username: String, password: String): AuthDetails {
+        val auth = findAuthDetailsByUsername(username)
+        if (auth.isPasswordValid(password)) {
+            return auth
+        } else {
+            throw AccessDeniedException("Username and password is incorrect!")
+        }
+    }
+}

dgs-graphql/src/main/kotlin/com/cubetiqs/graphql/demo/secutiry/AuthService.kt

@@ -1,12 +0,0 @@
-package com.cubetiqs.graphql.demo.secutiry
-
-import org.springframework.security.core.userdetails.UserDetails
-import org.springframework.security.core.userdetails.UserDetailsService
-import org.springframework.stereotype.Service
-
-@Service
-class AuthService : UserDetailsService {
-    override fun loadUserByUsername(username: String?): UserDetails {
-        TODO("Not yet implemented")
-    }
-}

dgs-graphql/src/main/resources/schema/schema.graphqls

@@ -15,7 +15,10 @@ type Subscription {
 }
 
 type Mutation {
+    login(username: String!, password: String!): LoginResponse
+
     createUser(input: UserInput): User!
+    changeUserPassword(input: UserChangePasswordInput): User!
 
     openAccount(input: AccountInput): Account!
 }

dgs-graphql/src/main/resources/schema/user.graphql

@@ -11,4 +11,13 @@ input UserInput {
     password: String
     name: String
     enabled: Boolean
+}
+
+type LoginResponse {
+    token: String
+}
+
+input UserChangePasswordInput {
+    username: String!
+    password: String!
 }

frontend/src/App.tsx

@@ -40,23 +40,23 @@ const HELLO = gql`
 `
 
 function App() {
-    // const {error, loading, data} = useQuery<AccountResult>(ACCOUNTS)
-    const {error, loading, data} = useSubscription(HELLO)
+    const {error, loading, data} = useQuery<AccountResult>(ACCOUNTS)
+    // const {error, loading, data} = useSubscription(HELLO)
     console.log(data)
     return (
         <>
             <h1>Accounts</h1>
             {
                 loading || !data ? <p>Loading...</p> :
-                    // data.fetchAccounts.map(account => (
-                    //         <>
-                    //             <div>Account ID: {account.id}</div>
-                    //             <div>Account Code: {account.code}</div>
-                    //             <div>Account User: {account.user.name}</div>
-                    //         </>
-                    //     )
-                    // )
-                <p>{`${data.hello}`}</p>
+                    data.fetchAccounts.map(account => (
+                            <>
+                                <div>Account ID: {account.id}</div>
+                                <div>Account Code: {account.code}</div>
+                                <div>Account User: {account.user.name}</div>
+                            </>
+                        )
+                    )
+                // <p>{`${data.hello}`}</p>
             }
         </>
     );