X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=org.argeo.cms%2Fsrc%2Forg%2Fargeo%2Fcms%2Finternal%2Fkernel%2FNodeHttp.java;h=e9219849523eaf0c5bb23cbf21bdd3ad76239ddc;hb=1f4ff4da0e5d85821b005267dfa9eece9f8ca9bb;hp=f88ba678989f3d7261374c7d79ee9d02f39d3942;hpb=1339280e5c79d505b283855b9373488380acd29f;p=lgpl%2Fargeo-commons.git diff --git a/org.argeo.cms/src/org/argeo/cms/internal/kernel/NodeHttp.java b/org.argeo.cms/src/org/argeo/cms/internal/kernel/NodeHttp.java index f88ba6789..e92198495 100644 --- a/org.argeo.cms/src/org/argeo/cms/internal/kernel/NodeHttp.java +++ b/org.argeo.cms/src/org/argeo/cms/internal/kernel/NodeHttp.java @@ -1,191 +1,311 @@ package org.argeo.cms.internal.kernel; import java.io.IOException; -import java.security.cert.X509Certificate; -import java.util.Enumeration; +import java.nio.file.Files; +import java.nio.file.Path; +import java.util.Properties; -import javax.servlet.FilterChain; +import javax.jcr.Repository; import javax.servlet.ServletException; -import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; -import javax.servlet.http.HttpSession; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; +import org.apache.jackrabbit.server.SessionProvider; +import org.apache.jackrabbit.server.remoting.davex.JcrRemotingServlet; +import org.apache.jackrabbit.webdav.simple.SimpleWebdavServlet; import org.argeo.cms.CmsException; -import org.argeo.jcr.ArgeoJcrConstants; -import org.eclipse.equinox.http.servlet.ExtendedHttpService; +import org.argeo.cms.internal.http.CmsSessionProvider; +import org.argeo.cms.internal.http.DataHttpContext; +import org.argeo.cms.internal.http.HttpUtils; +import org.argeo.cms.internal.http.LinkServlet; +import org.argeo.cms.internal.http.PrivateHttpContext; +import org.argeo.cms.internal.http.RobotServlet; +import org.argeo.node.NodeConstants; +import org.osgi.framework.BundleContext; +import org.osgi.framework.FrameworkUtil; +import org.osgi.framework.ServiceReference; +import org.osgi.service.http.HttpService; +import org.osgi.service.http.NamespaceException; +import org.osgi.util.tracker.ServiceTracker; /** * Intercepts and enriches http access, mainly focusing on security and * transactionality. */ -class NodeHttp implements KernelConstants, ArgeoJcrConstants { +public class NodeHttp implements KernelConstants { private final static Log log = LogFactory.getLog(NodeHttp.class); - // Filters - // private final RootFilter rootFilter; + public final static String DEFAULT_SERVICE = "HTTP"; - // private final DoSFilter dosFilter; - // private final QoSFilter qosFilter; + private final BundleContext bc = FrameworkUtil.getBundle(getClass()).getBundleContext(); - NodeHttp(ExtendedHttpService httpService) { - // rootFilter = new RootFilter(); - // dosFilter = new CustomDosFilter(); - // qosFilter = new QoSFilter(); + private ServiceTracker repositories; + private final ServiceTracker httpServiceTracker; + private String httpRealm = "Argeo"; + private String webDavConfig = HttpUtils.WEBDAV_CONFIG; + private final boolean cleanState; + + public NodeHttp(boolean cleanState) { + this.cleanState = cleanState; + httpServiceTracker = new PrepareHttpStc(); + // httpServiceTracker.open(); + KernelUtils.asyncOpen(httpServiceTracker); + } + + public void destroy() { + if (repositories != null) + repositories.close(); + } + + public void registerRepositoryServlets(HttpService httpService, String alias, Repository repository) { + if (httpService == null) + throw new CmsException("No HTTP service available"); try { - httpService.registerServlet("/!", new LinkServlet(), null, null); - // httpService.registerFilter("/", rootFilter, null, null); + registerWebdavServlet(httpService, alias, repository); + registerRemotingServlet(httpService, alias, repository); + if (NodeConstants.HOME.equals(alias)) + registerFilesServlet(httpService, alias, repository); + if (log.isTraceEnabled()) + log.trace("Registered servlets for repository '" + alias + "'"); } catch (Exception e) { - throw new CmsException("Cannot register filters", e); + throw new CmsException("Could not register servlets for repository '" + alias + "'", e); } } - public void destroy() { + public static void unregisterRepositoryServlets(HttpService httpService, String alias) { + if (httpService == null) + return; + try { + httpService.unregister(webdavPath(alias)); + httpService.unregister(remotingPath(alias)); + if (NodeConstants.HOME.equals(alias)) + httpService.unregister(filesPath(alias)); + if (log.isTraceEnabled()) + log.trace("Unregistered servlets for repository '" + alias + "'"); + } catch (Exception e) { + log.error("Could not unregister servlets for repository '" + alias + "'", e); + } } - class LinkServlet extends HttpServlet { - private static final long serialVersionUID = 3749990143146845708L; + void registerWebdavServlet(HttpService httpService, String alias, Repository repository) + throws NamespaceException, ServletException { + // WebdavServlet webdavServlet = new WebdavServlet(repository, new + // OpenInViewSessionProvider(alias)); + WebdavServlet webdavServlet = new WebdavServlet(repository, new CmsSessionProvider(alias)); + String path = webdavPath(alias); + Properties ip = new Properties(); + ip.setProperty(WebdavServlet.INIT_PARAM_RESOURCE_CONFIG, webDavConfig); + ip.setProperty(WebdavServlet.INIT_PARAM_RESOURCE_PATH_PREFIX, path); + httpService.registerServlet(path, webdavServlet, ip, new DataHttpContext(httpRealm)); + } - @Override - protected void service(HttpServletRequest request, - HttpServletResponse response) throws ServletException, - IOException { - String path = request.getPathInfo(); - String userAgent = request.getHeader("User-Agent").toLowerCase(); - boolean isBot = false; - boolean isCompatibleBrowser = false; - if (userAgent.contains("bot") || userAgent.contains("facebook") - || userAgent.contains("twitter")) { - isBot = true; - } else if (userAgent.contains("webkit") - || userAgent.contains("gecko") - || userAgent.contains("firefox") - || userAgent.contains("msie") - || userAgent.contains("chrome") - || userAgent.contains("chromium") - || userAgent.contains("opera") - || userAgent.contains("browser")) { - isCompatibleBrowser = true; - } + void registerFilesServlet(HttpService httpService, String alias, Repository repository) + throws NamespaceException, ServletException { + WebdavServlet filesServlet = new WebdavServlet(repository, new CmsSessionProvider(alias)); + String path = filesPath(alias); + Properties ip = new Properties(); + ip.setProperty(WebdavServlet.INIT_PARAM_RESOURCE_CONFIG, webDavConfig); + ip.setProperty(WebdavServlet.INIT_PARAM_RESOURCE_PATH_PREFIX, path); + httpService.registerServlet(path, filesServlet, ip, new PrivateHttpContext(httpRealm, true)); + } - if (isBot) - log.warn("# BOT " + request.getHeader("User-Agent")); - if (isCompatibleBrowser && log.isTraceEnabled()) - log.trace("# BWS " + request.getHeader("User-Agent")); - // if (isCompatibleBrowser) {// redirect - response.setHeader("Location", "/#" + path); - response.setStatus(HttpServletResponse.SC_FOUND); - // } + void registerRemotingServlet(HttpService httpService, String alias, Repository repository) + throws NamespaceException, ServletException { + RemotingServlet remotingServlet = new RemotingServlet(repository, new CmsSessionProvider(alias)); + String path = remotingPath(alias); + Properties ip = new Properties(); + ip.setProperty(JcrRemotingServlet.INIT_PARAM_RESOURCE_PATH_PREFIX, path); + ip.setProperty(JcrRemotingServlet.INIT_PARAM_AUTHENTICATE_HEADER, "Negotiate"); + + // Looks like a bug in Jackrabbit remoting init + Path tmpDir; + try { + tmpDir = Files.createTempDirectory("remoting_" + alias); + } catch (IOException e) { + throw new CmsException("Cannot create temp directory for remoting servlet", e); } + ip.setProperty(RemotingServlet.INIT_PARAM_HOME, tmpDir.toString()); + ip.setProperty(RemotingServlet.INIT_PARAM_TMP_DIRECTORY, "remoting_" + alias); + ip.setProperty(RemotingServlet.INIT_PARAM_PROTECTED_HANDLERS_CONFIG, HttpUtils.DEFAULT_PROTECTED_HANDLERS); + ip.setProperty(RemotingServlet.INIT_PARAM_CREATE_ABSOLUTE_URI, "false"); + httpService.registerServlet(path, remotingServlet, ip, new PrivateHttpContext(httpRealm)); + } + + static String webdavPath(String alias) { + return NodeConstants.PATH_DATA + "/" + alias; + } + + static String remotingPath(String alias) { + return NodeConstants.PATH_JCR + "/" + alias; + } + + static String filesPath(String alias) { + return NodeConstants.PATH_FILES; } - /** Intercepts all requests. Authenticates. */ - class RootFilter extends HttpFilter { + class RepositoriesStc extends ServiceTracker { + private final HttpService httpService; + + private final BundleContext bc; + + public RepositoriesStc(BundleContext bc, HttpService httpService) { + super(bc, Repository.class, null); + this.httpService = httpService; + this.bc = bc; + } @Override - public void doFilter(HttpSession httpSession, - HttpServletRequest request, HttpServletResponse response, - FilterChain filterChain) throws IOException, ServletException { - if (log.isTraceEnabled()) { - log.trace(request.getRequestURL().append( - request.getQueryString() != null ? "?" - + request.getQueryString() : "")); - logRequest(request); + public Repository addingService(ServiceReference reference) { + Repository repository = bc.getService(reference); + Object jcrRepoAlias = reference.getProperty(NodeConstants.CN); + if (jcrRepoAlias != null) { + String alias = jcrRepoAlias.toString(); + registerRepositoryServlets(httpService, alias, repository); } + return repository; + } - String servletPath = request.getServletPath(); + @Override + public void modifiedService(ServiceReference reference, Repository service) { + } - // client certificate - X509Certificate clientCert = extractCertificate(request); - if (clientCert != null) { - // TODO authenticate - // if (log.isDebugEnabled()) - // log.debug(clientCert.getSubjectX500Principal().getName()); + @Override + public void removedService(ServiceReference reference, Repository service) { + Object jcrRepoAlias = reference.getProperty(NodeConstants.CN); + if (jcrRepoAlias != null) { + String alias = jcrRepoAlias.toString(); + unregisterRepositoryServlets(httpService, alias); } + } + } - // skip data - if (servletPath.startsWith(PATH_DATA)) { - filterChain.doFilter(request, response); - return; - } + private class PrepareHttpStc extends ServiceTracker { + public PrepareHttpStc() { + super(bc, HttpService.class, null); + } - // skip /ui (workbench) for the time being - if (servletPath.startsWith(PATH_WORKBENCH)) { - filterChain.doFilter(request, response); - return; - } + @Override + public HttpService addingService(ServiceReference reference) { + long begin = System.currentTimeMillis(); + if (log.isTraceEnabled()) + log.trace("HTTP prepare starts..."); + HttpService httpService = addHttpService(reference); + if (log.isTraceEnabled()) + log.trace("HTTP prepare duration: " + (System.currentTimeMillis() - begin) + "ms"); + return httpService; + } + + @Override + public void removedService(ServiceReference reference, HttpService service) { + repositories.close(); + repositories = null; + } - // redirect long RWT paths to anchor - String path = request.getRequestURI().substring( - servletPath.length()); - int pathLength = path.length(); - if (pathLength != 0 && (path.charAt(0) == '/') - && !servletPath.endsWith("rwt-resources") - && !path.startsWith(KernelConstants.PATH_WORKBENCH) - && path.lastIndexOf('/') != 0) { - String newLocation = request.getServletPath() + "#" + path; - response.setHeader("Location", newLocation); - response.setStatus(HttpServletResponse.SC_FOUND); - return; + private HttpService addHttpService(ServiceReference sr) { + HttpService httpService = bc.getService(sr); + // TODO find constants + Object httpPort = sr.getProperty("http.port"); + Object httpsPort = sr.getProperty("https.port"); + + try { + httpService.registerServlet("/!", new LinkServlet(), null, null); + httpService.registerServlet("/robots.txt", new RobotServlet(), null, null); + // httpService.registerServlet("/html", new HtmlServlet(), null, null); + } catch (Exception e) { + throw new CmsException("Cannot register filters", e); } + // track repositories + if (repositories != null) + throw new CmsException("An http service is already configured"); + repositories = new RepositoriesStc(bc, httpService); + // repositories.open(); + if (cleanState) + KernelUtils.asyncOpen(repositories); + log.info(httpPortsMsg(httpPort, httpsPort)); + // httpAvailable = true; + // checkReadiness(); + + bc.registerService(NodeHttp.class, NodeHttp.this, null); + return httpService; + } - // process normally - filterChain.doFilter(request, response); + private String httpPortsMsg(Object httpPort, Object httpsPort) { + return "HTTP " + httpPort + (httpsPort != null ? " - HTTPS " + httpsPort : ""); } } - private void logRequest(HttpServletRequest request) { - log.debug("contextPath=" + request.getContextPath()); - log.debug("servletPath=" + request.getServletPath()); - log.debug("requestURI=" + request.getRequestURI()); - log.debug("queryString=" + request.getQueryString()); - StringBuilder buf = new StringBuilder(); - // headers - Enumeration en = request.getHeaderNames(); - while (en.hasMoreElements()) { - String header = en.nextElement(); - Enumeration values = request.getHeaders(header); - while (values.hasMoreElements()) - buf.append(" " + header + ": " + values.nextElement()); - buf.append('\n'); - } - - // attributed - Enumeration an = request.getAttributeNames(); - while (an.hasMoreElements()) { - String attr = an.nextElement(); - Object value = request.getAttribute(attr); - buf.append(" " + attr + ": " + value); - buf.append('\n'); - } - log.debug("\n" + buf); + private static class WebdavServlet extends SimpleWebdavServlet { + private static final long serialVersionUID = -4687354117811443881L; + private final Repository repository; + + public WebdavServlet(Repository repository, SessionProvider sessionProvider) { + this.repository = repository; + setSessionProvider(sessionProvider); + } + + public Repository getRepository() { + return repository; + } + + @Override + protected void service(final HttpServletRequest request, final HttpServletResponse response) + throws ServletException, IOException { + WebdavServlet.super.service(request, response); + // try { + // Subject subject = subjectFromRequest(request); + // // TODO make it stronger, with eTags. + // // if (CurrentUser.isAnonymous(subject) && + // // request.getMethod().equals("GET")) { + // // response.setHeader("Cache-Control", "no-transform, public, + // // max-age=300, s-maxage=900"); + // // } + // + // Subject.doAs(subject, new PrivilegedExceptionAction() { + // @Override + // public Void run() throws Exception { + // WebdavServlet.super.service(request, response); + // return null; + // } + // }); + // } catch (PrivilegedActionException e) { + // throw new CmsException("Cannot process webdav request", + // e.getException()); + // } + } + } - private X509Certificate extractCertificate(HttpServletRequest req) { - X509Certificate[] certs = (X509Certificate[]) req - .getAttribute("javax.servlet.request.X509Certificate"); - if (null != certs && certs.length > 0) { - return certs[0]; + private static class RemotingServlet extends JcrRemotingServlet { + private final Log log = LogFactory.getLog(RemotingServlet.class); + private static final long serialVersionUID = 4605238259548058883L; + private final Repository repository; + private final SessionProvider sessionProvider; + + public RemotingServlet(Repository repository, SessionProvider sessionProvider) { + this.repository = repository; + this.sessionProvider = sessionProvider; + } + + @Override + protected Repository getRepository() { + return repository; + } + + @Override + protected SessionProvider getSessionProvider() { + return sessionProvider; + } + + @Override + protected void service(final HttpServletRequest request, final HttpServletResponse response) + throws ServletException, IOException { + if (log.isTraceEnabled()) + HttpUtils.logRequest(log, request); + RemotingServlet.super.service(request, response); } - return null; } - // class CustomDosFilter extends DoSFilter { - // @Override - // protected String extractUserId(ServletRequest request) { - // HttpSession httpSession = ((HttpServletRequest) request) - // .getSession(); - // if (isSessionAuthenticated(httpSession)) { - // String userId = ((SecurityContext) httpSession - // .getAttribute(SPRING_SECURITY_CONTEXT_KEY)) - // .getAuthentication().getName(); - // return userId; - // } - // return super.extractUserId(request); - // - // } - // } }