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fix: rate limit exemptions #174

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Merged
jm1021 merged 1 commit into from
Sep 1, 2026
+16 −0
Merged

fix: rate limit exemptions #174

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14 changes: 14 additions & 0 deletions src/main/java/com/open/spring/security/RateLimitFilter.java
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@
import java.time.Duration;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.Set;

@Component
public class RateLimitFilter extends OncePerRequestFilter {
Expand All @@ -27,10 +28,23 @@ public class RateLimitFilter extends OncePerRequestFilter {
@Value("${security.rate-limit.admin-requests-per-minute:5000}")
private int adminRequestsPerMinute;

@Value("${security.rate-limit.exempt-paths:}")
private String exemptPaths;

private final Map<String, Bucket> cache = new ConcurrentHashMap<>();
private final Map<String, Integer> userLimits = new ConcurrentHashMap<>();
private final Map<String, Boolean> activeUsers = new ConcurrentHashMap<>();

@Override
protected boolean shouldNotFilter(HttpServletRequest request) {
String requestPath = request.getRequestURI();

return Set.of(exemptPaths.split(","))
.stream()
.map(String::trim)
.anyMatch(requestPath::equals);
}

@Override
protected void doFilterInternal(HttpServletRequest request,
HttpServletResponse response,
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2 changes: 2 additions & 0 deletions src/main/resources/application.properties
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Expand Up @@ -122,6 +122,8 @@ github.api.token=${GITHUB_API_TOKEN:}
# Rate limiting: maximum requests per minute per IP
security.rate-limit.requests-per-minute=1000
security.rate-limit.admin-requests-per-minute=5000
# Endpoints excluded from rate limiting
security.rate-limit.exempt-paths=/api/jokes

# ========== AWS S3 CONFIGURATION ==========
# AWS S3 bucket name (set in .env file or environment)
Expand Down