feat: embedded redis 설정 파일 작성

application/src/main/resources/application.yaml

@@ -5,7 +5,7 @@ server:
 spring:
     # 서브모듈 profile
     profiles:
-        active: dev
+        active: local
         group:
             local:
                 - jpa

infrastructure/src/main/java/org/depromeet/spot/infrastructure/redis/EmbeddedRedisConfig.java

@@ -1,3 +1,75 @@
 package org.depromeet.spot.infrastructure.redis;
 
-public class EmbeddedRedisConfig {}
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+
+import jakarta.annotation.PostConstruct;
+import jakarta.annotation.PreDestroy;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Profile;
+
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import redis.embedded.RedisServer;
+
+@Slf4j
+@Configuration
+@Profile("local | test")
+@RequiredArgsConstructor
+public class EmbeddedRedisConfig {
+
+    private final RedisProperties redisProperties;
+
+    private RedisServer redisServer;
+
+    @PostConstruct
+    public void redisServer() throws IOException {
+        int port = isRedisPortUsed() ? findAvailablePort() : redisProperties.port();
+        log.info("embedded redis port = {}", port);
+        redisServer = new RedisServer(port);
+        redisServer.start();
+    }
+
+    @PreDestroy
+    public void stopRedis() {
+        if (redisServer != null) {
+            redisServer.stop();
+        }
+    }
+
+    private boolean isRedisPortUsed() throws IOException {
+        Process process = getProcessListeningOnPort(redisProperties.port());
+        return isRunningProcess(process);
+    }
+
+    private Process getProcessListeningOnPort(final int port) throws IOException {
+        String command = "lsof -i :" + port + " | grep LISTEN";
+        String[] shell = {"/bin/sh", "-c", command};
+        return Runtime.getRuntime().exec(shell);
+    }
+
+    private boolean isRunningProcess(Process process) {
+        try (BufferedReader input =
+                new BufferedReader(new InputStreamReader(process.getInputStream()))) {
+            String line = input.readLine();
+            if (line == null) {
+                return false;
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return true;
+    }
+
+    private int findAvailablePort() throws IOException {
+        for (int port = 10000; port <= 65535; port++) {
+            Process process = getProcessListeningOnPort(port);
+            if (!isRunningProcess(process)) {
+                return port;
+            }
+        }
+        throw new IllegalArgumentException("10000 ~ 65535 사이에서 사용 가능한 포트가 없습니다.");
+    }
+}