mirror of
https://github.com/Stirling-Tools/Stirling-PDF.git
synced 2025-04-19 19:21:18 +00:00
disable fingerpritning
This commit is contained in:
Anthony Stirling
parent
c59d3ff3e0
commit
3b5b7772a9
@ -1,68 +1,68 @@
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package stirling.software.SPDF.config.fingerprint;
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import java.io.IOException;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import org.springframework.web.filter.OncePerRequestFilter;
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import jakarta.servlet.FilterChain;
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import jakarta.servlet.ServletException;
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import jakarta.servlet.http.HttpServletRequest;
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import jakarta.servlet.http.HttpServletResponse;
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import jakarta.servlet.http.HttpSession;
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import lombok.extern.slf4j.Slf4j;
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import stirling.software.SPDF.utils.RequestUriUtils;
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@Component
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@Slf4j
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public class FingerprintBasedSessionFilter extends OncePerRequestFilter {
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private final FingerprintGenerator fingerprintGenerator;
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private final FingerprintBasedSessionManager sessionManager;
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@Autowired
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public FingerprintBasedSessionFilter(
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FingerprintGenerator fingerprintGenerator,
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FingerprintBasedSessionManager sessionManager) {
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this.fingerprintGenerator = fingerprintGenerator;
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this.sessionManager = sessionManager;
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}
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@Override
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protected void doFilterInternal(
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HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
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throws ServletException, IOException {
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if (RequestUriUtils.isStaticResource(request.getContextPath(), request.getRequestURI())) {
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filterChain.doFilter(request, response);
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return;
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}
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String fingerprint = fingerprintGenerator.generateFingerprint(request);
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log.debug("Generated fingerprint for request: {}", fingerprint);
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HttpSession session = request.getSession();
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boolean isNewSession = session.isNew();
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String sessionId = session.getId();
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if (isNewSession) {
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log.info("New session created: {}", sessionId);
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}
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if (!sessionManager.isFingerPrintAllowed(fingerprint)) {
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log.info("Blocked fingerprint detected, redirecting: {}", fingerprint);
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response.sendRedirect(request.getContextPath() + "/too-many-requests");
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return;
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}
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session.setAttribute("userFingerprint", fingerprint);
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session.setAttribute(
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FingerprintBasedSessionManager.STARTUP_TIMESTAMP,
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FingerprintBasedSessionManager.APP_STARTUP_TIME);
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sessionManager.registerFingerprint(fingerprint, sessionId);
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log.debug("Proceeding with request: {}", request.getRequestURI());
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filterChain.doFilter(request, response);
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}
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}
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//package stirling.software.SPDF.config.fingerprint;
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//
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//import java.io.IOException;
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//
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//import org.springframework.beans.factory.annotation.Autowired;
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//import org.springframework.stereotype.Component;
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//import org.springframework.web.filter.OncePerRequestFilter;
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//
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//import jakarta.servlet.FilterChain;
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//import jakarta.servlet.ServletException;
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//import jakarta.servlet.http.HttpServletRequest;
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//import jakarta.servlet.http.HttpServletResponse;
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//import jakarta.servlet.http.HttpSession;
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//import lombok.extern.slf4j.Slf4j;
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//import stirling.software.SPDF.utils.RequestUriUtils;
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//
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////@Component
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//@Slf4j
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//public class FingerprintBasedSessionFilter extends OncePerRequestFilter {
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// private final FingerprintGenerator fingerprintGenerator;
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// private final FingerprintBasedSessionManager sessionManager;
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//
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// @Autowired
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// public FingerprintBasedSessionFilter(
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// FingerprintGenerator fingerprintGenerator,
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// FingerprintBasedSessionManager sessionManager) {
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// this.fingerprintGenerator = fingerprintGenerator;
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// this.sessionManager = sessionManager;
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// }
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//
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// @Override
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// protected void doFilterInternal(
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// HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
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// throws ServletException, IOException {
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//
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// if (RequestUriUtils.isStaticResource(request.getContextPath(), request.getRequestURI())) {
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// filterChain.doFilter(request, response);
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// return;
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// }
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//
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// String fingerprint = fingerprintGenerator.generateFingerprint(request);
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// log.debug("Generated fingerprint for request: {}", fingerprint);
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//
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// HttpSession session = request.getSession();
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// boolean isNewSession = session.isNew();
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// String sessionId = session.getId();
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//
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// if (isNewSession) {
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// log.info("New session created: {}", sessionId);
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// }
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//
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// if (!sessionManager.isFingerPrintAllowed(fingerprint)) {
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// log.info("Blocked fingerprint detected, redirecting: {}", fingerprint);
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// response.sendRedirect(request.getContextPath() + "/too-many-requests");
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// return;
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// }
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//
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// session.setAttribute("userFingerprint", fingerprint);
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// session.setAttribute(
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// FingerprintBasedSessionManager.STARTUP_TIMESTAMP,
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// FingerprintBasedSessionManager.APP_STARTUP_TIME);
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//
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// sessionManager.registerFingerprint(fingerprint, sessionId);
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//
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// log.debug("Proceeding with request: {}", request.getRequestURI());
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// filterChain.doFilter(request, response);
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// }
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//}
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@ -1,134 +1,134 @@
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package stirling.software.SPDF.config.fingerprint;
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import java.util.Iterator;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.TimeUnit;
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import org.springframework.scheduling.annotation.Scheduled;
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import org.springframework.stereotype.Component;
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import jakarta.servlet.http.HttpSession;
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import jakarta.servlet.http.HttpSessionAttributeListener;
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import jakarta.servlet.http.HttpSessionEvent;
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import jakarta.servlet.http.HttpSessionListener;
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import lombok.AllArgsConstructor;
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import lombok.Data;
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import lombok.extern.slf4j.Slf4j;
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@Slf4j
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@Component
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public class FingerprintBasedSessionManager
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implements HttpSessionListener, HttpSessionAttributeListener {
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private static final ConcurrentHashMap<String, FingerprintInfo> activeFingerprints =
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new ConcurrentHashMap<>();
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// To be reduced in later version to 8~
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private static final int MAX_ACTIVE_FINGERPRINTS = 30;
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static final String STARTUP_TIMESTAMP = "appStartupTimestamp";
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static final long APP_STARTUP_TIME = System.currentTimeMillis();
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private static final long FINGERPRINT_EXPIRATION = TimeUnit.MINUTES.toMillis(30);
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@Override
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public void sessionCreated(HttpSessionEvent se) {
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HttpSession session = se.getSession();
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String sessionId = session.getId();
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String fingerprint = (String) session.getAttribute("userFingerprint");
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if (fingerprint == null) {
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log.warn("Session created without fingerprint: {}", sessionId);
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return;
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}
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synchronized (activeFingerprints) {
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if (activeFingerprints.size() >= MAX_ACTIVE_FINGERPRINTS
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&& !activeFingerprints.containsKey(fingerprint)) {
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log.info("Max fingerprints reached. Marking session as blocked: {}", sessionId);
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session.setAttribute("blocked", true);
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} else {
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activeFingerprints.put(
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fingerprint, new FingerprintInfo(sessionId, System.currentTimeMillis()));
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log.info(
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"New fingerprint registered: {}. Total active fingerprints: {}",
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fingerprint,
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activeFingerprints.size());
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}
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session.setAttribute(STARTUP_TIMESTAMP, APP_STARTUP_TIME);
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}
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}
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@Override
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public void sessionDestroyed(HttpSessionEvent se) {
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HttpSession session = se.getSession();
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String fingerprint = (String) session.getAttribute("userFingerprint");
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if (fingerprint != null) {
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synchronized (activeFingerprints) {
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activeFingerprints.remove(fingerprint);
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log.info(
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"Fingerprint removed: {}. Total active fingerprints: {}",
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fingerprint,
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activeFingerprints.size());
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}
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}
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}
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public boolean isFingerPrintAllowed(String fingerprint) {
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synchronized (activeFingerprints) {
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return activeFingerprints.size() < MAX_ACTIVE_FINGERPRINTS
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|| activeFingerprints.containsKey(fingerprint);
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}
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}
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public void registerFingerprint(String fingerprint, String sessionId) {
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synchronized (activeFingerprints) {
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activeFingerprints.put(
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fingerprint, new FingerprintInfo(sessionId, System.currentTimeMillis()));
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}
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}
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public void unregisterFingerprint(String fingerprint) {
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synchronized (activeFingerprints) {
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activeFingerprints.remove(fingerprint);
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}
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}
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@Scheduled(fixedRate = 1800000) // Run every 30 mins
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public void cleanupStaleFingerprints() {
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log.info("Starting cleanup of stale fingerprints");
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long now = System.currentTimeMillis();
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int removedCount = 0;
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synchronized (activeFingerprints) {
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Iterator<Map.Entry<String, FingerprintInfo>> iterator =
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activeFingerprints.entrySet().iterator();
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while (iterator.hasNext()) {
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Map.Entry<String, FingerprintInfo> entry = iterator.next();
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FingerprintInfo info = entry.getValue();
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if (now - info.getLastAccessTime() > FINGERPRINT_EXPIRATION) {
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iterator.remove();
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removedCount++;
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log.info("Removed stale fingerprint: {}", entry.getKey());
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}
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}
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}
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log.info("Cleanup complete. Removed {} stale fingerprints", removedCount);
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}
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public void updateLastAccessTime(String fingerprint) {
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FingerprintInfo info = activeFingerprints.get(fingerprint);
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if (info != null) {
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info.setLastAccessTime(System.currentTimeMillis());
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}
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}
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@Data
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@AllArgsConstructor
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private static class FingerprintInfo {
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private String sessionId;
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private long lastAccessTime;
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}
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}
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//package stirling.software.SPDF.config.fingerprint;
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//
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//import java.util.Iterator;
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//import java.util.Map;
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//import java.util.concurrent.ConcurrentHashMap;
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//import java.util.concurrent.TimeUnit;
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//
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//import org.springframework.scheduling.annotation.Scheduled;
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//import org.springframework.stereotype.Component;
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//
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//import jakarta.servlet.http.HttpSession;
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//import jakarta.servlet.http.HttpSessionAttributeListener;
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//import jakarta.servlet.http.HttpSessionEvent;
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//import jakarta.servlet.http.HttpSessionListener;
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//import lombok.AllArgsConstructor;
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//import lombok.Data;
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//import lombok.extern.slf4j.Slf4j;
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//
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//@Slf4j
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//@Component
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//public class FingerprintBasedSessionManager
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// implements HttpSessionListener, HttpSessionAttributeListener {
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// private static final ConcurrentHashMap<String, FingerprintInfo> activeFingerprints =
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// new ConcurrentHashMap<>();
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//
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// // To be reduced in later version to 8~
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// private static final int MAX_ACTIVE_FINGERPRINTS = 30;
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//
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// static final String STARTUP_TIMESTAMP = "appStartupTimestamp";
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// static final long APP_STARTUP_TIME = System.currentTimeMillis();
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// private static final long FINGERPRINT_EXPIRATION = TimeUnit.MINUTES.toMillis(30);
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//
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// @Override
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// public void sessionCreated(HttpSessionEvent se) {
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// HttpSession session = se.getSession();
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// String sessionId = session.getId();
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// String fingerprint = (String) session.getAttribute("userFingerprint");
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//
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// if (fingerprint == null) {
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// log.warn("Session created without fingerprint: {}", sessionId);
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// return;
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// }
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//
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// synchronized (activeFingerprints) {
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// if (activeFingerprints.size() >= MAX_ACTIVE_FINGERPRINTS
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// && !activeFingerprints.containsKey(fingerprint)) {
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// log.info("Max fingerprints reached. Marking session as blocked: {}", sessionId);
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// session.setAttribute("blocked", true);
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// } else {
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// activeFingerprints.put(
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// fingerprint, new FingerprintInfo(sessionId, System.currentTimeMillis()));
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// log.info(
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// "New fingerprint registered: {}. Total active fingerprints: {}",
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// fingerprint,
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// activeFingerprints.size());
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// }
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// session.setAttribute(STARTUP_TIMESTAMP, APP_STARTUP_TIME);
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// }
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// }
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//
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// @Override
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// public void sessionDestroyed(HttpSessionEvent se) {
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// HttpSession session = se.getSession();
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// String fingerprint = (String) session.getAttribute("userFingerprint");
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//
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// if (fingerprint != null) {
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// synchronized (activeFingerprints) {
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// activeFingerprints.remove(fingerprint);
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// log.info(
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// "Fingerprint removed: {}. Total active fingerprints: {}",
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// fingerprint,
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// activeFingerprints.size());
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// }
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// }
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// }
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//
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// public boolean isFingerPrintAllowed(String fingerprint) {
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// synchronized (activeFingerprints) {
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// return activeFingerprints.size() < MAX_ACTIVE_FINGERPRINTS
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// || activeFingerprints.containsKey(fingerprint);
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// }
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// }
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//
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// public void registerFingerprint(String fingerprint, String sessionId) {
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// synchronized (activeFingerprints) {
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// activeFingerprints.put(
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// fingerprint, new FingerprintInfo(sessionId, System.currentTimeMillis()));
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// }
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// }
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//
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// public void unregisterFingerprint(String fingerprint) {
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// synchronized (activeFingerprints) {
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// activeFingerprints.remove(fingerprint);
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// }
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// }
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//
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// @Scheduled(fixedRate = 1800000) // Run every 30 mins
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// public void cleanupStaleFingerprints() {
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// log.info("Starting cleanup of stale fingerprints");
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// long now = System.currentTimeMillis();
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// int removedCount = 0;
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//
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// synchronized (activeFingerprints) {
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// Iterator<Map.Entry<String, FingerprintInfo>> iterator =
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// activeFingerprints.entrySet().iterator();
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// while (iterator.hasNext()) {
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// Map.Entry<String, FingerprintInfo> entry = iterator.next();
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// FingerprintInfo info = entry.getValue();
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//
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// if (now - info.getLastAccessTime() > FINGERPRINT_EXPIRATION) {
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// iterator.remove();
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// removedCount++;
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// log.info("Removed stale fingerprint: {}", entry.getKey());
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// }
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// }
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// }
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//
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// log.info("Cleanup complete. Removed {} stale fingerprints", removedCount);
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// }
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//
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// public void updateLastAccessTime(String fingerprint) {
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// FingerprintInfo info = activeFingerprints.get(fingerprint);
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// if (info != null) {
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// info.setLastAccessTime(System.currentTimeMillis());
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// }
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// }
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//
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// @Data
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// @AllArgsConstructor
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// private static class FingerprintInfo {
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// private String sessionId;
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// private long lastAccessTime;
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// }
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//}
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@ -1,77 +1,77 @@
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package stirling.software.SPDF.config.fingerprint;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import org.springframework.stereotype.Component;
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import jakarta.servlet.http.HttpServletRequest;
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@Component
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public class FingerprintGenerator {
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public String generateFingerprint(HttpServletRequest request) {
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if (request == null) {
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return "";
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}
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StringBuilder fingerprintBuilder = new StringBuilder();
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// Add IP address
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fingerprintBuilder.append(request.getRemoteAddr());
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// Add X-Forwarded-For header if present (for clients behind proxies)
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String forwardedFor = request.getHeader("X-Forwarded-For");
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if (forwardedFor != null) {
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fingerprintBuilder.append(forwardedFor);
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}
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// Add User-Agent
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String userAgent = request.getHeader("User-Agent");
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if (userAgent != null) {
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fingerprintBuilder.append(userAgent);
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}
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// Add Accept-Language header
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String acceptLanguage = request.getHeader("Accept-Language");
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if (acceptLanguage != null) {
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fingerprintBuilder.append(acceptLanguage);
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}
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// Add Accept header
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String accept = request.getHeader("Accept");
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if (accept != null) {
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fingerprintBuilder.append(accept);
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}
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// Add Connection header
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String connection = request.getHeader("Connection");
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if (connection != null) {
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fingerprintBuilder.append(connection);
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}
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// Add server port
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fingerprintBuilder.append(request.getServerPort());
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// Add secure flag
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fingerprintBuilder.append(request.isSecure());
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// Generate a hash of the fingerprint
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return generateHash(fingerprintBuilder.toString());
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}
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private String generateHash(String input) {
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try {
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MessageDigest digest = MessageDigest.getInstance("SHA-256");
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byte[] hash = digest.digest(input.getBytes());
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StringBuilder hexString = new StringBuilder();
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for (byte b : hash) {
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String hex = Integer.toHexString(0xff & b);
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if (hex.length() == 1) hexString.append('0');
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hexString.append(hex);
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}
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return hexString.toString();
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} catch (NoSuchAlgorithmException e) {
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throw new RuntimeException("Failed to generate fingerprint hash", e);
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}
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}
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}
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//package stirling.software.SPDF.config.fingerprint;
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//
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//import java.security.MessageDigest;
|
||||
//import java.security.NoSuchAlgorithmException;
|
||||
//
|
||||
//import org.springframework.stereotype.Component;
|
||||
//
|
||||
//import jakarta.servlet.http.HttpServletRequest;
|
||||
//
|
||||
//@Component
|
||||
//public class FingerprintGenerator {
|
||||
//
|
||||
// public String generateFingerprint(HttpServletRequest request) {
|
||||
// if (request == null) {
|
||||
// return "";
|
||||
// }
|
||||
// StringBuilder fingerprintBuilder = new StringBuilder();
|
||||
//
|
||||
// // Add IP address
|
||||
// fingerprintBuilder.append(request.getRemoteAddr());
|
||||
//
|
||||
// // Add X-Forwarded-For header if present (for clients behind proxies)
|
||||
// String forwardedFor = request.getHeader("X-Forwarded-For");
|
||||
// if (forwardedFor != null) {
|
||||
// fingerprintBuilder.append(forwardedFor);
|
||||
// }
|
||||
//
|
||||
// // Add User-Agent
|
||||
// String userAgent = request.getHeader("User-Agent");
|
||||
// if (userAgent != null) {
|
||||
// fingerprintBuilder.append(userAgent);
|
||||
// }
|
||||
//
|
||||
// // Add Accept-Language header
|
||||
// String acceptLanguage = request.getHeader("Accept-Language");
|
||||
// if (acceptLanguage != null) {
|
||||
// fingerprintBuilder.append(acceptLanguage);
|
||||
// }
|
||||
//
|
||||
// // Add Accept header
|
||||
// String accept = request.getHeader("Accept");
|
||||
// if (accept != null) {
|
||||
// fingerprintBuilder.append(accept);
|
||||
// }
|
||||
//
|
||||
// // Add Connection header
|
||||
// String connection = request.getHeader("Connection");
|
||||
// if (connection != null) {
|
||||
// fingerprintBuilder.append(connection);
|
||||
// }
|
||||
//
|
||||
// // Add server port
|
||||
// fingerprintBuilder.append(request.getServerPort());
|
||||
//
|
||||
// // Add secure flag
|
||||
// fingerprintBuilder.append(request.isSecure());
|
||||
//
|
||||
// // Generate a hash of the fingerprint
|
||||
// return generateHash(fingerprintBuilder.toString());
|
||||
// }
|
||||
//
|
||||
// private String generateHash(String input) {
|
||||
// try {
|
||||
// MessageDigest digest = MessageDigest.getInstance("SHA-256");
|
||||
// byte[] hash = digest.digest(input.getBytes());
|
||||
// StringBuilder hexString = new StringBuilder();
|
||||
// for (byte b : hash) {
|
||||
// String hex = Integer.toHexString(0xff & b);
|
||||
// if (hex.length() == 1) hexString.append('0');
|
||||
// hexString.append(hex);
|
||||
// }
|
||||
// return hexString.toString();
|
||||
// } catch (NoSuchAlgorithmException e) {
|
||||
// throw new RuntimeException("Failed to generate fingerprint hash", e);
|
||||
// }
|
||||
// }
|
||||
//}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user