mirror of
https://github.com/scm-manager/scm-manager.git
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113 lines
4.7 KiB
Java
113 lines
4.7 KiB
Java
/*
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* MIT License
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*
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* Copyright (c) 2020-present Cloudogu GmbH and Contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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package sonia.scm.web.protocol;
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import com.google.inject.Inject;
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import com.google.inject.Singleton;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.http.HttpStatus;
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import org.apache.shiro.authz.AuthorizationException;
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import sonia.scm.NotFoundException;
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import sonia.scm.PushStateDispatcher;
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import sonia.scm.config.ScmConfiguration;
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import sonia.scm.filter.WebElement;
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import sonia.scm.repository.DefaultRepositoryProvider;
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import sonia.scm.repository.NamespaceAndName;
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import sonia.scm.repository.api.RepositoryService;
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import sonia.scm.repository.api.RepositoryServiceFactory;
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import sonia.scm.repository.spi.HttpScmProtocol;
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import sonia.scm.security.Authentications;
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import sonia.scm.util.HttpUtil;
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import sonia.scm.web.UserAgent;
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import sonia.scm.web.UserAgentParser;
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import javax.servlet.ServletException;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.util.Optional;
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@Singleton
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@WebElement(value = HttpProtocolServlet.PATTERN)
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@Slf4j
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public class HttpProtocolServlet extends HttpServlet {
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public static final String PATH = "/repo";
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public static final String PATTERN = PATH + "/*";
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private final ScmConfiguration configuration;
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private final RepositoryServiceFactory serviceFactory;
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private final NamespaceAndNameFromPathExtractor pathExtractor;
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private final PushStateDispatcher dispatcher;
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private final UserAgentParser userAgentParser;
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@Inject
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public HttpProtocolServlet(ScmConfiguration configuration, RepositoryServiceFactory serviceFactory, NamespaceAndNameFromPathExtractor pathExtractor, PushStateDispatcher dispatcher, UserAgentParser userAgentParser) {
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this.configuration = configuration;
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this.serviceFactory = serviceFactory;
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this.pathExtractor = pathExtractor;
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this.dispatcher = dispatcher;
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this.userAgentParser = userAgentParser;
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}
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@Override
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protected void service(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
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UserAgent userAgent = userAgentParser.parse(request);
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if (userAgent.isScmClient()) {
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String pathInfo = request.getPathInfo();
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Optional<NamespaceAndName> namespaceAndName = pathExtractor.fromUri(pathInfo);
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if (namespaceAndName.isPresent()) {
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service(request, response, namespaceAndName.get());
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} else {
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log.debug("namespace and name not found in request path {}", pathInfo);
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response.setStatus(HttpStatus.SC_BAD_REQUEST);
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}
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} else {
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log.trace("dispatch non-scm-client request for user agent {}", userAgent);
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dispatcher.dispatch(request, response, request.getRequestURI());
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}
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}
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private void service(HttpServletRequest req, HttpServletResponse resp, NamespaceAndName namespaceAndName) throws IOException, ServletException {
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try (RepositoryService repositoryService = serviceFactory.create(namespaceAndName)) {
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req.setAttribute(DefaultRepositoryProvider.ATTRIBUTE_NAME, repositoryService.getRepository());
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HttpScmProtocol protocol = repositoryService.getProtocol(HttpScmProtocol.class);
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protocol.serve(req, resp, getServletConfig());
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} catch (NotFoundException e) {
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log.debug(e.getMessage());
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resp.setStatus(HttpStatus.SC_NOT_FOUND);
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} catch (AuthorizationException e) {
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log.debug(e.getMessage());
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if (Authentications.isAuthenticatedSubjectAnonymous()) {
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HttpUtil.sendUnauthorized(resp, configuration.getRealmDescription());
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} else {
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resp.setStatus(HttpStatus.SC_FORBIDDEN);
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}
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}
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}
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}
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