1925: Uri-Resolver: resolve gCubeStorage smp uri like http uri
Task-Url: https://support.d4science.org/issues/1925 Added Filter to rewrite public link updated pom version at 1.5.0 git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/data-transfer/uri-resolver@122206 82a268e6-3cf1-43bd-a215-b396298e98cf
This commit is contained in:
parent
af3d5aa1ff
commit
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2
pom.xml
2
pom.xml
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@ -8,7 +8,7 @@
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</parent>
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<groupId>org.gcube.data.transfer</groupId>
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<artifactId>uri-resolver</artifactId>
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<version>1.4.0-SNAPSHOT</version>
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<version>1.5.0-SNAPSHOT</version>
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<packaging>war</packaging>
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<properties>
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@ -0,0 +1,78 @@
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/**
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*
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*/
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package org.gcube.datatransfer.resolver;
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import java.io.IOException;
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import javax.servlet.Filter;
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import javax.servlet.FilterChain;
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import javax.servlet.FilterConfig;
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import javax.servlet.ServletException;
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import javax.servlet.ServletRequest;
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import javax.servlet.ServletResponse;
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import javax.servlet.http.HttpServletRequest;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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*
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* Nov 20, 2015
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*/
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public class UriResolverRewriteFilter implements Filter{
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protected static final String SMP_ID = "smp-id";
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protected static final String SERVLET_RESOLVER_BY_ID = "id";
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protected static final Logger logger = LoggerFactory.getLogger(UriResolverRewriteFilter.class);
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/* (non-Javadoc)
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* @see javax.servlet.Filter#destroy()
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*/
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@Override
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public void destroy() {
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logger.trace("run destroy");
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}
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/* (non-Javadoc)
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* @see javax.servlet.Filter#doFilter(javax.servlet.ServletRequest, javax.servlet.ServletResponse, javax.servlet.FilterChain)
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*/
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@Override
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public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
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HttpServletRequest request = (HttpServletRequest) req;
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String requestURI = request.getRequestURI();
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String queryString = request.getQueryString();
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logger.debug("Request URI: " + requestURI + ", QueryString: " +queryString);
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if (queryString == null) { // IS A /XXXXX
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logger.debug("QueryString is null, is It a new SMP public uri by ID?");
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int lastSlash = requestURI.lastIndexOf("/");
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if ((lastSlash + 1) == requestURI.length()) {
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logger.debug("'/' is last index, doFilter Request");
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// req.getRequestDispatcher("/").forward(req, res);
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chain.doFilter(req, res);
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}
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else {
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String toStorageID = requestURI.substring(lastSlash + 1, requestURI.length());
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// String newURI = requestURI.replace(toReplace,
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// SERVLET_RESOLVER_BY_ID+"?"+SMP_ID+"="+toReplace);
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String newURI = SERVLET_RESOLVER_BY_ID + "?" + SMP_ID + "=" + toStorageID;
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logger.debug("forward to: " + requestURI + newURI);
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req.getRequestDispatcher(newURI).forward(req, res);
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}
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}
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else {
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logger.debug("is NOT a SMP public uri by ID, doFilter Request");
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chain.doFilter(req, res);
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}
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}
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/* (non-Javadoc)
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* @see javax.servlet.Filter#init(javax.servlet.FilterConfig)
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*/
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@Override
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public void init(FilterConfig arg0) throws ServletException {
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logger.trace("run init");
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}
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}
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@ -28,10 +28,12 @@ import org.gcube.datatransfer.resolver.gis.property.PropertyFileNotFoundExceptio
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* @Oct 7, 2014
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* The Class GisResolver.
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*
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* Jan 7, 2016
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*/
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public class GisResolver extends HttpServlet{
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@ -72,6 +74,9 @@ public class GisResolver extends HttpServlet{
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//TEN MINUTES
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public static final long CACHE_RESET_DELAY = 10*1000;
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/* (non-Javadoc)
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* @see javax.servlet.GenericServlet#init()
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*/
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@Override
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public void init() throws ServletException {
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super.init();
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@ -81,12 +86,19 @@ public class GisResolver extends HttpServlet{
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public void run() {
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logger.info("Resetting cache...");
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reseCacheServerParameters();
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reseGisViewerAppEndPoint();
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resetGisViewerAppEndPoint();
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reseCacheGisViewerApplicationHostname();
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}
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}, CACHE_RESET_DELAY, CACHE_RESET_TIME);
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}
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/**
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* Gets the cached server parameters.
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*
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* @param scope the scope
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* @return the cached server parameters
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* @throws Exception the exception
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*/
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protected ServerParameters getCachedServerParameters(String scope) throws Exception{
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if(cachedServerParams==null)
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@ -114,17 +126,26 @@ public class GisResolver extends HttpServlet{
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return serverParam;
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}
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/**
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* Rese cache server parameters.
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*/
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private void reseCacheServerParameters(){
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cachedServerParams = new HashMap<String, ServerParameters>();
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logger.info("Cache server params reset!");
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}
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/**
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* Rese cache gis viewer application hostname.
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*/
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private void reseCacheGisViewerApplicationHostname(){
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cachedGisViewerApplHostname = new HashMap<String, String>();
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logger.info("Cache Gis Viewer Hostname reset!");
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}
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private void reseGisViewerAppEndPoint(){
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/**
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* Reset gis viewer app end point.
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*/
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private void resetGisViewerAppEndPoint(){
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try {
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gisViewerAppPropertyReader = new GisViewerAppGenericResourcePropertyReader();
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logger.info("GisViewerApp end point updated!");
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@ -133,18 +154,25 @@ public class GisResolver extends HttpServlet{
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}
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}
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/**
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* Gets the gis viewer application url.
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*
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* @param scope the scope
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* @return the gis viewer application url
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* @throws Exception the exception
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*/
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protected String getGisViewerApplicationURL(String scope) throws Exception{
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if(cachedGisViewerApplHostname==null)
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reseCacheGisViewerApplicationHostname();
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String infra = ScopeUtil.getInfrastructureNameFromScope(scope);
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logger.info("Tentative to recovering gis viewer application hostname from cache to scope "+scope);
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logger.info("Tentative of recovering gis viewer application hostname from cache for scope: "+scope);
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String gisViewerAppHostname = cachedGisViewerApplHostname.get(infra);
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if(gisViewerAppHostname==null){
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logger.info("Gis viewer application hostname is null, reading from application profile..");
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if(gisViewerAppPropertyReader==null)
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reseGisViewerAppEndPoint();
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resetGisViewerAppEndPoint();
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ApplicationProfileReader reader = new ApplicationProfileReader(infra, gisViewerAppPropertyReader.getGenericResource(), gisViewerAppPropertyReader.getAppId());
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String url = reader.getApplicationProfile().getUrl();
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@ -221,39 +249,43 @@ public class GisResolver extends HttpServlet{
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}
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/**
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* Encode url with param delimiter.
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*
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* @param wmsRequest
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* @return
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* @param wmsRequest the wms request
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* @return the string
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*/
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private String encodeURLWithParamDelimiter(String wmsRequest){
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return wmsRequest.replaceAll("&", PARAM_SEPARATOR_REPLACEMENT_VALUE);
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}
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/**
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* Decode url with param delimiter.
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*
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* @param wmsRequest
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* @return
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* @param wmsRequest the wms request
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* @return the string
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*/
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private String decodeURLWithParamDelimiter(String wmsRequest){
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return wmsRequest.replaceAll(PARAM_SEPARATOR_REPLACEMENT_VALUE, "&");
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}
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/**
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* Append param replacement.
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*
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* @param wmsRequest
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* @return
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* @param wmsRequest the wms request
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* @return the string
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*/
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private String appendParamReplacement(String wmsRequest){
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return wmsRequest+"&"+PARAM_SEPARATOR_REPLACEMENT_KEY+"="+PARAM_SEPARATOR_REPLACEMENT_VALUE;
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}
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/**
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* Gets the layer wms request.
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*
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* @param scope
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* @param gisUUID
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* @param geonetworkParams
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* @return
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* @throws Exception
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* @param scope the scope
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* @param gisUUID the gis uuid
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* @param geonetworkParams the geonetwork params
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* @return the layer wms request
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* @throws Exception the exception
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*/
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protected String getLayerWmsRequest(String scope, String gisUUID, ServerParameters geonetworkParams) throws Exception{
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@ -278,11 +310,12 @@ public class GisResolver extends HttpServlet{
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}
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/**
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* Send error.
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*
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* @param response
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* @param status
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* @param message
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* @throws IOException
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* @param response the response
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* @param status the status
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* @param message the message
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* @throws IOException Signals that an I/O exception has occurred.
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*/
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protected void sendError(HttpServletResponse response, int status, String message) throws IOException
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{
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@ -298,11 +331,25 @@ public class GisResolver extends HttpServlet{
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response.flushBuffer();
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}
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/**
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* Url redirect.
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*
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* @param req the req
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* @param response the response
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* @param redirectTo the redirect to
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* @throws IOException Signals that an I/O exception has occurred.
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*/
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protected void urlRedirect(HttpServletRequest req, HttpServletResponse response, String redirectTo) throws IOException {
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response.sendRedirect(response.encodeRedirectURL(redirectTo));
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return;
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}
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/**
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* Gets the request url.
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*
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* @param req the req
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* @return the request url
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*/
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public static String getRequestURL(HttpServletRequest req) {
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String scheme = req.getScheme(); // http
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@ -325,7 +372,7 @@ public class GisResolver extends HttpServlet{
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logger.trace("omitted contextPath: "+contextPath);
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return url.toString();
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}
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/*
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public static void main(String[] args) {
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GisResolver gisResolver = new GisResolver();
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String scope = "/gcube/devsec/devVRE";
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@ -350,6 +397,5 @@ public class GisResolver extends HttpServlet{
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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}
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}*/
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}
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@ -10,10 +10,12 @@ import org.opengis.metadata.distribution.DigitalTransferOptions;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* @Apr 26, 2013
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* The Class MetadataConverter.
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*
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* Jan 7, 2016
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*/
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public class MetadataConverter {
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@ -23,8 +25,9 @@ public class MetadataConverter {
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public static final String NOT_FOUND = "";
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/**
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* Gets the geoserver base uri.
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*
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* @param uri
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* @param uri the uri
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* @return the input uri without the parameters, (the uri substring from start to index of '?' char (if exists)) if geoserver base url not found,
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* geoserver url otherwise
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*/
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@ -95,28 +98,32 @@ public class MetadataConverter {
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}
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}
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/**
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* Gets the WMS on line resource.
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*
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* @param geonetowrkInstance the geonetowrk instance
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* @param uuid the uuid
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* @return the WMS on line resource
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* @throws Exception the exception
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*/
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public static String getWMSOnLineResource(GeonetworkInstance geonetowrkInstance, String uuid) throws Exception{
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String fullWmsPath = "";
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boolean isOwsService = false;
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boolean foundGeoserverUrl = false;
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GeoserverBaseUri tempBaseUri = null;
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//GEOSERVER URL
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String geoserverBaseUrlOnlineResource = "";
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//LAYER NAME
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String layerName = "";
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try{
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// boolean isOwsService = false;
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// GeoserverBaseUri tempBaseUri = null;
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//GEOSERVER URL
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// String geoserverBaseUrlOnlineResource = "";
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try{
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logger.trace("geonetowrkInstance is null? "+(geonetowrkInstance==null));
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Metadata meta = geonetowrkInstance.getGeonetworkPublisher().getById(uuid);
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if(meta.getDistributionInfo()!=null && meta.getDistributionInfo()!=null){
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for (DigitalTransferOptions item: meta.getDistributionInfo().getTransferOptions()) {
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// System.out.println(++i +" item DigitalTransferOptions options: "+item);
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if(item.getOnLines()!=null){
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Collection<? extends OnlineResource> onlineResources = item.getOnLines();
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@ -129,14 +136,13 @@ public class MetadataConverter {
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int indexServiceWMS = geoserverUrl.toLowerCase().lastIndexOf(SERVICE_WMS);
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fullWmsPath = geoserverUrl;
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//IS OWS OR WMS?
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if(indexServiceWMS>-1){
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logger.info("found "+SERVICE_WMS+" url "+geoserverUrl);
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isOwsService = geoserverUrl.contains("ows");
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tempBaseUri = getGeoserverBaseUri(geoserverUrl);
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// isOwsService = geoserverUrl.contains("ows");
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// tempBaseUri = getGeoserverBaseUri(geoserverUrl);
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geoserverUrl.contains("ows");
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getGeoserverBaseUri(geoserverUrl);
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if(!geoserverUrl.contains("layers") && !geoserverUrl.contains("LAYERS")){
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logger.info("geoserverUrl does not contain 'layers' param, reading");
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layerName= onlineResource.getName()!=null? onlineResource.getName():"";
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@ -146,7 +152,6 @@ public class MetadataConverter {
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fullWmsPath+="&layers="+layerName;
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}
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}
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break;
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}
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@ -154,24 +159,21 @@ public class MetadataConverter {
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logger.trace(SERVICE_WMS+" not found for "+uuid);
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}
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}
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}
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}
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}
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}catch(Exception e){
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logger.error("getWMSOnLineResource with UUID "+uuid + " has throw exception: ",e);
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logger.error("getWMSOnLineResource with UUID "+uuid + " has thrown exception: ",e);
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throw new Exception("An error occurred when converting layer with UUID "+uuid);
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}
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logger.trace("returning: "+fullWmsPath);
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return fullWmsPath;
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}
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/*
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public static void main(String[] args) throws Exception {
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// String geoserver = "http://www.fao.org/figis/a/wms/?service=WMS&version=1.1.0&request=GetMap&layers=area:FAO_AREAS&styles=Species_prob, puppa&bbox=-180.0,-88.0,180.0,90.0000000694&width=667&height=330&srs=EPSG:4326&format=image%2Fpng";
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//
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// System.out.println(MetadataConverter.getGeoserverBaseUri(geoserver));
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String user ="admin";
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@ -185,5 +187,5 @@ public class MetadataConverter {
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String onLineResource = getWMSOnLineResource(geonetowrkInstance, uuid);
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System.out.println(onLineResource);
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}
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}*/
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}
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@ -4,6 +4,16 @@
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<web-app>
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<display-name>http resolver</display-name>
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<filter>
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<filter-name>uriResolverRewriteFilter</filter-name>
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<filter-class>org.gcube.datatransfer.resolver.UriResolverRewriteFilter</filter-class>
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</filter>
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<filter-mapping>
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<filter-name>uriResolverRewriteFilter</filter-name>
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<url-pattern>/*</url-pattern>
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</filter-mapping>
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<servlet>
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<servlet-name>smp</servlet-name>
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<display-name>smp</display-name>
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@ -25,6 +35,7 @@
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<load-on-startup>true</load-on-startup>
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</servlet>
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<servlet-mapping>
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<servlet-name>smp</servlet-name>
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<url-pattern>/smp</url-pattern>
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@ -40,5 +51,4 @@
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<url-pattern>/id</url-pattern>
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</servlet-mapping>
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</web-app>
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