| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.sling.maven.bundlesupport.fsresource; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.URI; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Objects; |
| |
| import javax.json.Json; |
| import javax.json.JsonArray; |
| import javax.json.JsonException; |
| import javax.json.JsonObject; |
| |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.hc.client5.http.HttpResponseException; |
| import org.apache.hc.client5.http.classic.methods.HttpGet; |
| import org.apache.hc.client5.http.classic.methods.HttpPost; |
| import org.apache.hc.client5.http.config.RequestConfig; |
| import org.apache.hc.client5.http.entity.UrlEncodedFormEntity; |
| import org.apache.hc.client5.http.impl.classic.CloseableHttpClient; |
| import org.apache.hc.client5.http.impl.classic.CloseableHttpResponse; |
| import org.apache.hc.client5.http.protocol.HttpClientContext; |
| import org.apache.hc.core5.http.HttpStatus; |
| import org.apache.hc.core5.http.NameValuePair; |
| import org.apache.hc.core5.http.ProtocolException; |
| import org.apache.hc.core5.http.io.entity.EntityUtils; |
| import org.apache.hc.core5.http.message.BasicNameValuePair; |
| import org.apache.maven.plugin.MojoExecutionException; |
| import org.apache.maven.plugin.logging.Log; |
| import org.apache.maven.project.MavenProject; |
| import org.apache.sling.maven.bundlesupport.JsonSupport; |
| import org.apache.sling.maven.bundlesupport.deploy.method.ResponseCodeEnforcingResponseHandler; |
| |
| /** |
| * Manages OSGi configurations for File System Resource Provider. |
| */ |
| final class FsMountHelper { |
| |
| /** The fs resource provider factory. */ |
| private static final String FS_FACTORY = "org.apache.sling.fsprovider.internal.FsResourceProvider"; |
| /** Http header for content type. */ |
| private static final String HEADER_CONTENT_TYPE = "Content-Type"; |
| |
| private static final String PROPERTY_FSMODE = "provider.fs.mode"; |
| private static final String PROPERTY_ROOT = "provider.root"; |
| private static final String PROPERTY_ROOTS = "provider.roots"; |
| private static final String PROPERTY_PATH = "provider.file"; |
| private static final String PROPERTY_INITIAL_CONTENT_IMPORT_OPTIONS = "provider.initial.content.import.options"; |
| private static final String PROPERTY_FILEVAULT_FILTER_XML = "provider.filevault.filterxml.path"; |
| |
| private final Log log; |
| private final CloseableHttpClient httpClient; |
| private final RequestConfig.Builder requestConfigBuilder; |
| private final MavenProject project; |
| |
| public FsMountHelper(Log log, CloseableHttpClient httpClient, RequestConfig.Builder requestConfigBuilder, MavenProject project) { |
| this.log = log; |
| this.httpClient = httpClient; |
| this.requestConfigBuilder = requestConfigBuilder; |
| this.project = project; |
| } |
| |
| /** |
| * Adds as set of new configurations and removes old ones. |
| */ |
| public void addConfigurations(final URI targetUrl, Collection<FsResourceConfiguration> cfgs) throws MojoExecutionException { |
| final Map<String,FsResourceConfiguration> oldConfigs = getCurrentConfigurations(targetUrl); |
| |
| for (FsResourceConfiguration cfg : cfgs) { |
| log.debug("Found mapping " + cfg.getFsRootPath() + " to " + cfg.getResourceRootPath()); |
| |
| // check if this is already configured |
| boolean found = false; |
| final Iterator<Map.Entry<String,FsResourceConfiguration>> entryIterator = oldConfigs.entrySet().iterator(); |
| while ( !found && entryIterator.hasNext() ) { |
| final Map.Entry<String,FsResourceConfiguration> current = entryIterator.next(); |
| final FsResourceConfiguration oldcfg = current.getValue(); |
| log.debug("Comparing " + oldcfg.getFsRootPath() + " with " + oldcfg); |
| if (Objects.equals(oldcfg.getFsRootPath(), cfg.getFsRootPath())) { |
| if (cfg.equals(oldcfg)) { |
| log.info("Using existing configuration for " + cfg.getFsRootPath() + " mounted at " + cfg.getResourceRootPath()); |
| found = true; |
| } |
| else { |
| // remove old config |
| log.info("Removing old configuration for " + oldcfg); |
| removeConfiguration(targetUrl, current.getKey()); |
| } |
| entryIterator.remove(); |
| } |
| } |
| if ( !found ) { |
| log.debug("Adding new configuration for " + cfg.getFsRootPath() + " mounted at " + cfg.getResourceRootPath()); |
| addConfiguration(targetUrl, cfg); |
| log.info("Added new configuration for resource path "+ cfg.getResourceRootPath() + " to server"); |
| } |
| } |
| |
| // finally remove old configs |
| removeConfigurations(targetUrl, oldConfigs); |
| } |
| |
| /** |
| * Add a new configuration for the file system provider |
| */ |
| private void addConfiguration(final URI consoleTargetUrl, FsResourceConfiguration cfg) throws MojoExecutionException { |
| final URI postUrl = consoleTargetUrl.resolve("configMgr/" + FS_FACTORY); |
| final HttpPost post = new HttpPost(postUrl); |
| List<NameValuePair> params = new ArrayList<>(); |
| params.add(new BasicNameValuePair("apply", "true")); |
| params.add(new BasicNameValuePair("factoryPid", FS_FACTORY)); |
| /* |
| * The pid parameter is mandatory but is replaced with another value upon save() for factories |
| * For that it must have the magic value from |
| * https://github.com/apache/felix-dev/blob/6603d69977f4cea8b9b9dd2faf5d320906b43368/webconsole/src/main/java/org/apache/felix/webconsole/internal/configuration/ConfigurationUtil.java#L36 |
| * This value is also used for performing a redirect and is no valid URI, therefore disable redirect handling |
| */ |
| params.add(new BasicNameValuePair("pid", "[Temporary PID replaced by real PID upon save]")); // this is replaced with a generated one, upon save, still this is used for the redirect |
| Map<String,String> props = toMap(cfg); |
| for (Map.Entry<String,String> entry : props.entrySet()) { |
| params.add(new BasicNameValuePair(entry.getKey(), entry.getValue())); |
| } |
| params.add(new BasicNameValuePair("propertylist", StringUtils.join(props.keySet(), ","))); |
| post.setEntity(new UrlEncodedFormEntity(params)); |
| |
| // do not follow redirects |
| RequestConfig requestConfig = requestConfigBuilder.setRedirectsEnabled(false).build(); |
| HttpClientContext httpContext = HttpClientContext.create(); |
| httpContext.setRequestConfig(requestConfig); |
| try { |
| // accept also 302 |
| httpClient.execute(post, httpContext, new ResponseCodeEnforcingResponseHandler(HttpStatus.SC_MOVED_TEMPORARILY)); |
| log.debug("New configuration created POST to " + postUrl); |
| } |
| catch (IOException ex) { |
| throw new MojoExecutionException("Configuration on " + postUrl + " failed, cause: " + ex.getMessage(), ex); |
| } |
| } |
| |
| private Map<String,String> toMap(FsResourceConfiguration cfg) { |
| Map<String,String> props = new HashMap<>(); |
| if (cfg.getFsMode() != null) { |
| props.put(PROPERTY_FSMODE, cfg.getFsMode().name()); |
| } |
| if (cfg.getFsRootPath() != null) { |
| props.put(PROPERTY_PATH, cfg.getFsRootPath().toString()); |
| } |
| if (cfg.getResourceRootPath() != null) { |
| // save property value to both "provider.roots" and "provider.root" because the name has changed between fsresource 1.x and 2.x |
| props.put(PROPERTY_ROOT, cfg.getResourceRootPath()); |
| props.put(PROPERTY_ROOTS, cfg.getResourceRootPath()); |
| } |
| if (cfg.getInitialContentImportOptions() != null) { |
| props.put(PROPERTY_INITIAL_CONTENT_IMPORT_OPTIONS, cfg.getInitialContentImportOptions()); |
| } |
| if (cfg.getStringVaultFilterXml() != null) { |
| props.put(PROPERTY_FILEVAULT_FILTER_XML, cfg.getStringVaultFilterXml()); |
| } |
| return props; |
| } |
| |
| /** |
| * Remove all configurations contained in the given config map. |
| */ |
| public void removeConfigurations(final URI targetUrl, Map<String,FsResourceConfiguration> configs) throws MojoExecutionException { |
| for (Map.Entry<String,FsResourceConfiguration> current : configs.entrySet()) { |
| log.debug("Removing configuration for " + current.getValue()); |
| // remove old config |
| removeConfiguration(targetUrl, current.getKey()); |
| log.info("Removed configuration for resource path " + current.getValue().getResourceRootPath() + " (PID: " + current.getKey() + ") from server"); |
| } |
| } |
| |
| /** |
| * Remove configuration. |
| */ |
| private void removeConfiguration(final URI consoleTargetUrl, final String pid) throws MojoExecutionException { |
| final URI postUrl = consoleTargetUrl.resolve("configMgr/" + pid); |
| final HttpPost post = new HttpPost(postUrl); |
| List<NameValuePair> params = new ArrayList<>(); |
| params.add(new BasicNameValuePair("apply", "true")); |
| params.add(new BasicNameValuePair("delete", "true")); |
| post.setEntity(new UrlEncodedFormEntity(params)); |
| |
| try { |
| JsonObject expectedJsonResponse = Json.createObjectBuilder().add("status", true).build(); |
| // https://github.com/apache/felix-dev/blob/6603d69977f4cea8b9b9dd2faf5d320906b43368/webconsole/src/main/java/org/apache/felix/webconsole/internal/configuration/ConfigManager.java#L145 |
| httpClient.execute(post, new ResponseCodeEnforcingResponseHandler("application/json", |
| response -> JsonSupport.parseObject(response).equals(expectedJsonResponse), |
| HttpStatus.SC_OK)); |
| } |
| catch (IOException ex) { |
| throw new MojoExecutionException("Removing configuration at " + postUrl |
| + " failed, cause: " + ex.getMessage(), ex); |
| } |
| } |
| |
| /** |
| * Return all file provider configs for this project |
| * @param consoleTargetUrl The web console base url |
| * @return A map (may be empty) with the pids as keys and the configurations as values |
| * @throws MojoExecutionException |
| */ |
| public Map<String,FsResourceConfiguration> getCurrentConfigurations(final URI consoleTargetUrl) throws MojoExecutionException { |
| final Map<String,FsResourceConfiguration> result = new HashMap<>(); |
| final URI getUrl = consoleTargetUrl.resolve("configMgr/(service.factoryPid=" + FS_FACTORY + ").json"); |
| log.debug("Getting current file provider configurations via GET from " + getUrl); |
| final HttpGet get = new HttpGet(getUrl); |
| |
| try (CloseableHttpResponse response = httpClient.execute(get)) { |
| final int status = response.getCode(); |
| if ( status == HttpStatus.SC_OK ) { |
| String contentType = response.getHeader(HEADER_CONTENT_TYPE).getValue(); |
| int pos = contentType.indexOf(';'); |
| if ( pos != -1 ) { |
| contentType = contentType.substring(0, pos); |
| } |
| if ( !JsonSupport.JSON_MIME_TYPE.equals(contentType) ) { |
| log.debug("Response type from web console is not JSON, but " + contentType); |
| throw new MojoExecutionException("The Apache Felix Web Console is too old to mount " + |
| "the initial content through file system provider configs. " + |
| "Either upgrade the web console or disable this feature."); |
| } |
| final String jsonText = EntityUtils.toString(response.getEntity()); |
| try { |
| JsonArray array = JsonSupport.parseArray(jsonText); |
| for(int i=0; i<array.size(); i++) { |
| final JsonObject obj = array.getJsonObject(i); |
| final String pid = obj.getString("pid"); |
| final JsonObject properties = obj.getJsonObject("properties"); |
| final String fsmode = getConfigPropertyValue(properties, PROPERTY_FSMODE); |
| final String path = getConfigPropertyValue(properties, PROPERTY_PATH); |
| final String initialContentImportOptions = getConfigPropertyValue(properties, PROPERTY_INITIAL_CONTENT_IMPORT_OPTIONS); |
| final String fileVaultFilterXml = getConfigPropertyValue(properties, PROPERTY_FILEVAULT_FILTER_XML); |
| String root = getConfigPropertyValue(properties, PROPERTY_ROOTS); |
| if (root == null) { |
| root = getConfigPropertyValue(properties, PROPERTY_ROOT); |
| } |
| if (path != null && path.startsWith(this.project.getBasedir().getAbsolutePath()) && root != null) { |
| FsResourceConfiguration cfg = new FsResourceConfiguration() |
| .fsMode(fsmode) |
| .resourceRootPath(root) |
| .fsRootPath(new File(path)) |
| .initialContentImportOptions(initialContentImportOptions) |
| .fileVaultFilterXml(fileVaultFilterXml); |
| log.debug("Found configuration with pid: " + pid + ", " + cfg); |
| result.put(pid, cfg); |
| } |
| } |
| if (array.isEmpty()) { |
| log.info("Found no existing configurations for factory PID " + FS_FACTORY); |
| } |
| } catch (JsonException ex) { |
| throw new MojoExecutionException("Reading configuration from " + getUrl |
| + " failed, cause: " + ex.getMessage(), ex); |
| } |
| } else { |
| throw new HttpResponseException(response.getCode(), "Unexpected status code " + response.getCode() + ": " + response.getReasonPhrase()); |
| } |
| } |
| catch (IOException | ProtocolException ex) { |
| throw new MojoExecutionException("Reading configuration from " + getUrl |
| + " failed, cause: " + ex.getMessage(), ex); |
| } |
| return result; |
| } |
| |
| private String getConfigPropertyValue(JsonObject obj, String subKey) { |
| if (obj.containsKey(subKey)) { |
| JsonObject subObj = obj.getJsonObject(subKey); |
| if (subObj.containsKey("value")) { |
| return subObj.getString("value"); |
| } |
| else if (subObj.containsKey("values")) { |
| JsonArray array = subObj.getJsonArray("values"); |
| if (array.size() > 0) { |
| // use only first property value from array |
| return array.getString(0); |
| } |
| } |
| } |
| return null; |
| } |
| |
| } |