4 files changed, 75 insertions, 0 deletions
diff --git a/microservices/01-oauth2-server/src/main/java/com/example/oauth2server/Oauth2ServerApplication.java b/microservices/01-oauth2-server/src/main/java/com/example/oauth2server/Oauth2ServerApplication.java
new file mode 100644
index 0000000..68ee050
--- /dev/null
+++ b/microservices/01-oauth2-server/src/main/java/com/example/oauth2server/Oauth2ServerApplication.java
@@ -0,0 +1,13 @@
+package com.example.oauth2server;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class Oauth2ServerApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(Oauth2ServerApplication.class, args);
+	}
+
+}
diff --git a/microservices/01-oauth2-server/src/main/java/com/example/oauth2server/config/AppConfig.java b/microservices/01-oauth2-server/src/main/java/com/example/oauth2server/config/AppConfig.java
new file mode 100644
index 0000000..d841104
--- /dev/null
+++ b/microservices/01-oauth2-server/src/main/java/com/example/oauth2server/config/AppConfig.java
@@ -0,0 +1,16 @@
+package com.example.oauth2server.config;
+
+import java.util.List;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+@Component
+@ConfigurationProperties(prefix = "app")
+public class AppConfig {
+    private List<UserProperties> users;
+
+    // Getters and Setters are required
+    public List<UserProperties> getUsers() { return users; }
+    public void setUsers(List<UserProperties> users) { this.users = users; }
+}
diff --git a/microservices/01-oauth2-server/src/main/java/com/example/oauth2server/config/SecurityConfig.java b/microservices/01-oauth2-server/src/main/java/com/example/oauth2server/config/SecurityConfig.java
new file mode 100644
index 0000000..205ad71
--- /dev/null
+++ b/microservices/01-oauth2-server/src/main/java/com/example/oauth2server/config/SecurityConfig.java
@@ -0,0 +1,27 @@
+package com.example.oauth2server.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.core.userdetails.User;
+import org.springframework.security.core.userdetails.UserDetailsService;
+import org.springframework.security.provisioning.InMemoryUserDetailsManager;
+
+@Configuration
+public class SecurityConfig {
+    private AppConfig appConfig;
+
+    public SecurityConfig(AppConfig appConfig) {
+        this.appConfig = appConfig;
+    }
+
+    @Bean
+    public UserDetailsService userDetailsService() {
+        InMemoryUserDetailsManager manager = new InMemoryUserDetailsManager();
+
+        appConfig.getUsers().forEach(user -> manager.createUser(User.withUsername(user.getUsername())
+                .password(user.getPassword())
+                .build()));
+
+        return manager;
+    }
+}
diff --git a/microservices/01-oauth2-server/src/main/java/com/example/oauth2server/config/UserProperties.java b/microservices/01-oauth2-server/src/main/java/com/example/oauth2server/config/UserProperties.java
new file mode 100644
index 0000000..c81a52a
--- /dev/null
+++ b/microservices/01-oauth2-server/src/main/java/com/example/oauth2server/config/UserProperties.java
@@ -0,0 +1,19 @@
+package com.example.oauth2server.config;
+
+public class UserProperties {
+    private String username;
+    private String password;
+
+    public String getUsername() {
+        return username;
+    }
+    public void setUsername(String username) {
+        this.username = username;
+    }
+    public String getPassword() {
+        return password;
+    }
+    public void setPassword(String password) {
+        this.password = password;
+    }
+}