✨ [Feat]: 슬랙 에러 메시지 전송 기능 추가

build.gradle

@@ -75,6 +75,11 @@ dependencies {
     // prometheus
     implementation("org.springframework.boot:spring-boot-starter-actuator")
     runtimeOnly("io.micrometer:micrometer-registry-prometheus")
+
+    // slack
+    implementation("com.slack.api:bolt:1.44.2")
+    implementation("com.slack.api:bolt-servlet:1.44.2")
+    implementation("com.slack.api:bolt-jetty:1.44.2")
 }
 
 def querydslSrcDir = 'src/main/generated'

src/main/java/com/avab/avab/apiPayload/exception/ExceptionAdvice.java

@@ -43,6 +43,7 @@ public class ExceptionAdvice extends ResponseEntityExceptionHandler {
 
     private final DiscordClient discordClient;
     private final EnvironmentHelper environmentHelper;
+    private final ExceptionNotifier exceptionNotifier;
 
     @Override
     protected ResponseEntity<Object> handleTypeMismatch(
@@ -109,10 +110,11 @@ public ResponseEntity<Object> handleMethodArgumentNotValid(
 
     @ExceptionHandler
     public ResponseEntity<Object> exception(Exception e, WebRequest request) {
-        e.printStackTrace();
+        log.error("알 수 없는 예외 발생", e);
 
-        if (environmentHelper.isLocal()) {
+        if (!environmentHelper.isLocal()) {
             sendDiscordAlarm(e, request);
+            exceptionNotifier.notify(e, request);
         }
 
         return handleExceptionInternalFalse(

src/main/java/com/avab/avab/apiPayload/exception/ExceptionNotifier.java

@@ -0,0 +1,86 @@
+package com.avab.avab.apiPayload.exception;
+
+import static com.slack.api.model.block.Blocks.*;
+import static com.slack.api.model.block.composition.BlockCompositions.*;
+import static com.slack.api.model.block.element.BlockElements.*;
+
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.List;
+
+import jakarta.servlet.http.HttpServletRequest;
+
+import org.springframework.stereotype.Component;
+import org.springframework.web.context.request.ServletWebRequest;
+import org.springframework.web.context.request.WebRequest;
+
+import com.avab.avab.slack.SlackChannel;
+import com.avab.avab.slack.SlackService;
+import com.slack.api.model.block.LayoutBlock;
+
+import lombok.RequiredArgsConstructor;
+
+@Component
+@RequiredArgsConstructor
+public class ExceptionNotifier {
+    private final SlackService slackService;
+
+    public void notify(Exception e, WebRequest request) {
+        slackService.sendMessage(SlackChannel.SERVER_ERROR, createMessage(e, request));
+    }
+
+    private List<LayoutBlock> createMessage(Exception e, WebRequest request) {
+        return asBlocks(
+                // 타이틀
+                header(h -> h.text(plainText(pt -> pt.text("🚨 에러 발생")))),
+
+                // 구분선
+                divider(),
+
+                // 에러 정보
+                section(section -> section.text(markdownText("*ℹ️ 에러 정보*"))),
+                // 발생 시간
+                section(section -> section.text(markdownText("*🕖 발생 시간*"))),
+                section(
+                        section ->
+                                section.text(
+                                        markdownText(
+                                                DateTimeFormatter.ofPattern(
+                                                                "yyyy-MM-dd HH:mm:ss:SSS")
+                                                        .format(LocalDateTime.now())))),
+
+                // 요청 URL
+                section(section -> section.text(markdownText("*🔗 요청 URL*"))),
+                section(section -> section.text(markdownText(createRequestFullPath(request)))),
+
+                // Stack Trace
+                section(section -> section.text(markdownText("*📄 Stack Trace*"))),
+                section(
+                        section ->
+                                section.text(
+                                        markdownText(
+                                                "```\n"
+                                                        + getStackTrace(e).substring(0, 1000)
+                                                        + "\n```"))));
+    }
+
+    private String createRequestFullPath(WebRequest webRequest) {
+        HttpServletRequest request = ((ServletWebRequest) webRequest).getRequest();
+        String fullPath = request.getMethod() + " " + request.getRequestURL();
+
+        String queryString = request.getQueryString();
+        if (queryString != null) {
+            fullPath += "?" + queryString;
+        }
+
+        return fullPath;
+    }
+
+    private String getStackTrace(Exception e) {
+        StringWriter stringWriter = new StringWriter();
+        e.printStackTrace(new PrintWriter(stringWriter));
+        return stringWriter.toString();
+    }
+}

src/main/java/com/avab/avab/slack/SlackChannel.java

@@ -0,0 +1,12 @@
+package com.avab.avab.slack;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+@RequiredArgsConstructor
+@Getter
+public enum SlackChannel {
+    SERVER_ERROR("C086U3W5KPU");
+
+    private final String channelId;
+}

src/main/java/com/avab/avab/slack/SlackService.java

@@ -0,0 +1,36 @@
+package com.avab.avab.slack;
+
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+
+import com.slack.api.Slack;
+import com.slack.api.methods.request.chat.ChatPostMessageRequest;
+import com.slack.api.methods.response.chat.ChatPostMessageResponse;
+import com.slack.api.model.block.LayoutBlock;
+
+import lombok.extern.slf4j.Slf4j;
+
+@Service
+@Slf4j
+public class SlackService {
+    @Value("${slack.token}")
+    private String token;
+
+    public void sendMessage(SlackChannel channel, List<LayoutBlock> message) {
+        try {
+            ChatPostMessageRequest request =
+                    ChatPostMessageRequest.builder()
+                            .channel(channel.getChannelId())
+                            .blocks(message)
+                            .build();
+
+            ChatPostMessageResponse response =
+                    Slack.getInstance().methods(token).chatPostMessage(request);
+            System.out.println(response.getMessage());
+        } catch (Exception e) {
+            log.error("슬랙 메시지 전송 실패: {}", e.getMessage());
+        }
+    }
+}

src/main/resources/application.yml

@@ -30,6 +30,10 @@ management:
     http-basic:
       username: ${ACTUATOR_USERNAME} # 액츄에이터 http basic 인증 사용자 이름
       password: ${ACTUATOR_PASSWORD} # 액츄에이터 http basic 인증 비밀번호
+
+# slack
+slack:
+  token: ${SLACK_TOKEN}
 ---
 # Local Profile
 spring: