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Original file line number Diff line number Diff line change
Expand Up @@ -38,27 +38,56 @@

String origin = request.getHeader("Origin");

String method = request.getMethod();
String uri = request.getRequestURI();

logger.debug("Incoming Origin: {}", origin);
logger.debug("Request Method: {}", method);
logger.debug("Request URI: {}", uri);
logger.debug("Allowed Origins Configured: {}", allowedOrigins);

if (origin != null && isOriginAllowed(origin)) {
response.setHeader("Access-Control-Allow-Origin", origin);
response.setHeader("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS");
response.setHeader("Access-Control-Allow-Headers", "Authorization, Content-Type, Accept, Jwttoken");
response.setHeader("Vary", "Origin");
response.setHeader("Access-Control-Allow-Credentials", "true");
if ("OPTIONS".equalsIgnoreCase(method)) {

Check failure on line 49 in src/main/java/com/iemr/inventory/utils/JwtUserIdValidationFilter.java

View check run for this annotation

SonarQubeCloud / SonarCloud Code Analysis

Define a constant instead of duplicating this literal "OPTIONS" 3 times.

See more on https://sonarcloud.io/project/issues?id=PSMRI_Inventory-API&issues=AZrjtgcBUiGN7GpYprZT&open=AZrjtgcBUiGN7GpYprZT&pullRequest=109
if (origin == null) {
logger.warn("BLOCKED - OPTIONS request without Origin header | Method: {} | URI: {}", method, uri);
response.sendError(HttpServletResponse.SC_FORBIDDEN, "OPTIONS request requires Origin header");
return;
}
if (!isOriginAllowed(origin)) {
logger.warn("BLOCKED - Unauthorized Origin | Origin: {} | Method: {} | URI: {}", origin, method, uri);
response.sendError(HttpServletResponse.SC_FORBIDDEN, "Origin not allowed");
return;
}
} else {
logger.warn("Origin [{}] is NOT allowed. CORS headers NOT added.", origin);
}

if ("OPTIONS".equalsIgnoreCase(request.getMethod())) {
logger.info("OPTIONS request - skipping JWT validation");
response.setStatus(HttpServletResponse.SC_OK);
return;
// For non-OPTIONS requests, validate origin if present
if (origin != null && !isOriginAllowed(origin)) {
logger.warn("BLOCKED - Unauthorized Origin | Origin: {} | Method: {} | URI: {}", origin, method, uri);
response.sendError(HttpServletResponse.SC_FORBIDDEN, "Origin not allowed");
return;
}
}

String path = request.getRequestURI();
String contextPath = request.getContextPath();

// Set CORS headers and handle OPTIONS request only if origin is valid and
// allowed
if (origin != null && isOriginAllowed(origin)) {
addCorsHeaders(response, origin);
logger.info("Origin Validated | Origin: {} | Method: {} | URI: {}", origin, method, uri);

if ("OPTIONS".equalsIgnoreCase(method)) {
// OPTIONS (preflight) - respond with full allowed methods
response.setStatus(HttpServletResponse.SC_OK);
return;
}
} else {
logger.warn("Origin [{}] is NOT allowed. CORS headers NOT added.", origin);

if ("OPTIONS".equalsIgnoreCase(method)) {
response.sendError(HttpServletResponse.SC_FORBIDDEN, "Origin not allowed for OPTIONS request");
return;
}
}
logger.info("JwtUserIdValidationFilter invoked for path: " + path);

// Log cookies for debugging
Expand Down Expand Up @@ -145,8 +174,7 @@
.anyMatch(pattern -> {
String regex = pattern
.replace(".", "\\.")
.replace("*", ".*")
.replace("http://localhost:.*", "http://localhost:\\d+"); // special case for wildcard port
.replace("*", ".*");

boolean matched = origin.matches(regex);
return matched;
Expand Down Expand Up @@ -180,4 +208,13 @@
cookie.setMaxAge(0); // Invalidate the cookie
response.addCookie(cookie);
}

private void addCorsHeaders(HttpServletResponse response, String origin) {
response.setHeader("Access-Control-Allow-Origin", origin); // Never use wildcard
response.setHeader("Access-Control-Allow-Methods", "GET, POST, PUT, PATCH, DELETE, OPTIONS");
response.setHeader("Access-Control-Allow-Headers",
"Authorization, Content-Type, Accept, Jwttoken, serverAuthorization, ServerAuthorization, serverauthorization, Serverauthorization");
response.setHeader("Access-Control-Allow-Credentials", "true");
response.setHeader("Access-Control-Max-Age", "3600");
}
}
Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;
Expand All @@ -36,11 +37,16 @@
import jakarta.ws.rs.core.MediaType;
import java.io.OutputStream;
import java.io.PrintStream;
import java.util.Arrays;

@Component
public class HTTPRequestInterceptor implements HandlerInterceptor {

Logger logger = LoggerFactory.getLogger(this.getClass().getName());

@Value("${cors.allowed-origins}")
private String allowedOrigins;

@Autowired
private RedisStorage redisStorage;

Expand Down Expand Up @@ -105,7 +111,13 @@ public boolean preHandle(HttpServletRequest request, HttpServletResponse respons

response.setContentType(MediaType.APPLICATION_JSON);

response.setHeader("Access-Control-Allow-Origin", "*");
String origin = request.getHeader("Origin");
if (origin != null && isOriginAllowed(origin)) {
response.setHeader("Access-Control-Allow-Origin", origin);
response.setHeader("Access-Control-Allow-Credentials", "true");
} else if (origin != null) {
logger.warn("CORS headers NOT added for error response | Unauthorized origin: {}", origin);
}
status = false;
}
}
Expand Down Expand Up @@ -144,4 +156,19 @@ public void afterCompletion(HttpServletRequest request, HttpServletResponse resp

}

private boolean isOriginAllowed(String origin) {
if (origin == null || allowedOrigins == null || allowedOrigins.trim().isEmpty()) {
return false;
}

return Arrays.stream(allowedOrigins.split(","))
.map(String::trim)
.anyMatch(pattern -> {
String regex = pattern
.replace(".", "\\.")
.replace("*", ".*");
return origin.matches(regex);
});
}

}
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