From 536a8f07adb6c355e319e16a79c740d606e814ad Mon Sep 17 00:00:00 2001
From: SHIMHUN <shimhun88@naver.com>
Date: Fri, 24 Apr 2026 02:15:56 +0900
Subject: [PATCH] =?UTF-8?q?fix:=20FCM=20=EC=84=9C=EB=B9=84=EC=8A=A4=20?=
 =?UTF-8?q?=EA=B3=84=EC=A0=95=20=ED=8C=8C=EC=9D=BC=EC=9D=84=20classpath?=
 =?UTF-8?q?=EC=97=90=EC=84=9C=20=EB=A1=9C=EB=93=9C=ED=95=98=EB=8F=84?=
 =?UTF-8?q?=EB=A1=9D=20=EC=88=98=EC=A0=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../backend/config/firebase/FcmConfig.java    | 30 +++++++++++++++----
 1 file changed, 24 insertions(+), 6 deletions(-)

diff --git a/backend/src/main/java/com/eatall/backend/config/firebase/FcmConfig.java b/backend/src/main/java/com/eatall/backend/config/firebase/FcmConfig.java
index 09c2910..fa17816 100644
--- a/backend/src/main/java/com/eatall/backend/config/firebase/FcmConfig.java
+++ b/backend/src/main/java/com/eatall/backend/config/firebase/FcmConfig.java
@@ -7,6 +7,7 @@
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.core.io.ClassPathResource;
 
 import java.io.InputStream;
 import java.nio.file.Files;
@@ -26,13 +27,11 @@ public void initialize() {
                 return;
             }
 
-            Path path = Path.of(keyPath);
-            if (!Files.exists(path)) {
-                log.warn("FCM service account key file not found at: {}", keyPath);
-                return;
-            }
+            try (InputStream serviceAccount = getServiceAccountInputStream()) {
+                if (serviceAccount == null) {
+                    return;
+                }
 
-            try (InputStream serviceAccount = Files.newInputStream(path)) {
                 FirebaseOptions options = FirebaseOptions.builder()
                         .setCredentials(GoogleCredentials.fromStream(serviceAccount))
                         .build();
@@ -46,4 +45,23 @@ public void initialize() {
             log.error("FCM initialization failed", e);
         }
     }
+
+    private InputStream getServiceAccountInputStream() throws Exception {
+        if (keyPath.startsWith("classpath:")) {
+            String resourcePath = keyPath.substring("classpath:".length());
+            ClassPathResource resource = new ClassPathResource(resourcePath);
+            if (!resource.exists()) {
+                log.warn("FCM service account resource not found in classpath: {}", keyPath);
+                return null;
+            }
+            return resource.getInputStream();
+        }
+
+        Path path = Path.of(keyPath);
+        if (!Files.exists(path)) {
+            log.warn("FCM service account key file not found at: {}", keyPath);
+            return null;
+        }
+        return Files.newInputStream(path);
+    }
 }
\ No newline at end of file