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| | | /**
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| | | * The AccessRestrictionFilter is an AuthenticationFilter that confirms that the
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| | | * requested repository can be accessed by the anonymous or named user.
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| | | * |
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| | | *
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| | | * The filter extracts the name of the repository from the url and determines if
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| | | * the requested action for the repository requires a Basic authentication
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| | | * prompt. If authentication is required and no credentials are stored in the
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| | | * "Authorization" header, then a basic authentication challenge is issued.
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| | | * |
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| | | *
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| | | * http://en.wikipedia.org/wiki/Basic_access_authentication
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| | | * |
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| | | *
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| | | * @author James Moger
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| | | * |
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| | | *
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| | | */
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| | | public abstract class AccessRestrictionFilter extends AuthenticationFilter {
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| | |
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| | | /**
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| | | * Extract the repository name from the url.
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| | | * |
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| | | *
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| | | * @param url
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| | | * @return repository name
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| | | */
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| | |
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| | |
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| | | /**
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| | | * Analyze the url and returns the action of the request.
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| | | * |
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| | | *
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| | | * @param url
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| | | * @return action of the request
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| | | */
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| | |
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| | |
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| | | /**
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| | | * Determine if a non-existing repository can be created using this filter.
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| | | * |
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| | | *
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| | | * @return true if the filter allows repository creation
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| | | */
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| | | protected abstract boolean isCreationAllowed();
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| | | |
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| | |
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| | | /**
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| | | * Determine if the action may be executed on the repository.
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| | | * |
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| | | *
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| | | * @param repository
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| | | * @param action
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| | | * @return true if the action may be performed
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| | |
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| | |
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| | | /**
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| | | * Determine if the repository requires authentication.
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| | | * |
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| | | *
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| | | * @param repository
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| | | * @param action
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| | | * @return true if authentication required
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| | |
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| | | /**
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| | | * Determine if the user can access the repository and perform the specified
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| | | * action.
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| | | * |
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| | | *
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| | | * @param repository
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| | | * @param user
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| | | * @param action
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| | |
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| | | /**
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| | | * Allows a filter to create a repository, if one does not exist.
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| | | * |
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| | | *
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| | | * @param user
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| | | * @param repository
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| | | * @param action
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| | | protected RepositoryModel createRepository(UserModel user, String repository, String action) {
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| | | return null;
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| | | }
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| | | |
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| | |
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| | | /**
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| | | * doFilter does the actual work of preprocessing the request to ensure that
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| | | * the user may proceed.
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| | | * |
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| | | *
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| | | * @see javax.servlet.Filter#doFilter(javax.servlet.ServletRequest,
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| | | * javax.servlet.ServletResponse, javax.servlet.FilterChain)
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| | | */
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| | |
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| | | String fullUrl = getFullUrl(httpRequest);
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| | | String repository = extractRepositoryName(fullUrl);
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| | | |
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| | |
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| | | if (GitBlit.self().isCollectingGarbage(repository)) {
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| | | logger.info(MessageFormat.format("ARF: Rejecting request for {0}, busy collecting garbage!", repository));
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| | | httpResponse.sendError(HttpServletResponse.SC_FORBIDDEN);
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| | | model = createRepository(user, repository, urlRequestType);
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| | | }
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| | | }
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| | | |
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| | |
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| | | if (model == null) {
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| | | // repository not found. send 404.
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| | | logger.info(MessageFormat.format("ARF: {0} ({1})", fullUrl,
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| | |
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| | | return;
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| | | }
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| | | }
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| | | |
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| | | // Confirm that the action may be executed on the repository
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| | | if (!isActionAllowed(model, urlRequestType)) {
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| | | logger.info(MessageFormat.format("ARF: action {0} on {1} forbidden ({2})",
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