From 13d05bc8458758ee39cb829098241e89616717ee Mon Sep 17 00:00:00 2001 From: Ashlee Young Date: Wed, 9 Sep 2015 22:15:21 -0700 Subject: ONOS checkin based on commit tag e796610b1f721d02f9b0e213cf6f7790c10ecd60 Change-Id: Ife8810491034fe7becdba75dda20de4267bd15cd --- .../src/onos/tools/package/maven-plugin/pom.xml | 122 ++++++ .../java/org/onosproject/maven/OnosAppMojo.java | 372 +++++++++++++++++ .../java/org/onosproject/maven/OnosCfgMojo.java | 141 +++++++ .../org/onosproject/maven/OnosSwaggerMojo.java | 451 +++++++++++++++++++++ .../main/resources/org/onosproject/maven/app.xml | 22 + .../resources/org/onosproject/maven/features.xml | 24 ++ .../org/onosproject/maven/registrator.javat | 31 ++ 7 files changed, 1163 insertions(+) create mode 100644 framework/src/onos/tools/package/maven-plugin/pom.xml create mode 100644 framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosAppMojo.java create mode 100644 framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosCfgMojo.java create mode 100644 framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosSwaggerMojo.java create mode 100644 framework/src/onos/tools/package/maven-plugin/src/main/resources/org/onosproject/maven/app.xml create mode 100644 framework/src/onos/tools/package/maven-plugin/src/main/resources/org/onosproject/maven/features.xml create mode 100644 framework/src/onos/tools/package/maven-plugin/src/main/resources/org/onosproject/maven/registrator.javat (limited to 'framework/src/onos/tools/package/maven-plugin') diff --git a/framework/src/onos/tools/package/maven-plugin/pom.xml b/framework/src/onos/tools/package/maven-plugin/pom.xml new file mode 100644 index 00000000..54839b11 --- /dev/null +++ b/framework/src/onos/tools/package/maven-plugin/pom.xml @@ -0,0 +1,122 @@ + + + 4.0.0 + + + org.onosproject + onos-base + 1 + ../../build/pom.xml + + + onos-maven-plugin + 1.6-SNAPSHOT + maven-plugin + + Maven plugin for packaging ONOS applications or generating + component configuration resources + + + + + org.apache.maven + maven-plugin-api + 2.0 + + + + org.apache.maven + maven-project + 2.0 + + + + com.thoughtworks.qdox + qdox + 2.0-M3 + + + + com.google.guava + guava + 18.0 + + + + commons-collections + commons-collections + 3.2.1 + + + + commons-configuration + commons-configuration + 1.10 + + + + + org.apache.maven.plugin-tools + maven-plugin-annotations + 3.4 + provided + + + com.fasterxml.jackson.core + jackson-databind + 2.4.2 + + + com.fasterxml.jackson.core + jackson-annotations + 2.4.2 + + + + + + + org.apache.maven.plugins + maven-compiler-plugin + 2.5.1 + + 1.8 + 1.8 + + + + + org.apache.maven.plugins + maven-plugin-plugin + 3.4 + + + default-descriptor + process-classes + + + + help-goal + + helpmojo + + + + + + + diff --git a/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosAppMojo.java b/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosAppMojo.java new file mode 100644 index 00000000..bfc6127a --- /dev/null +++ b/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosAppMojo.java @@ -0,0 +1,372 @@ +/* + * Copyright 2015 Open Networking Laboratory + * + * Licensed 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.onosproject.maven; + +import com.google.common.collect.ImmutableList; +import org.apache.commons.configuration.ConfigurationException; +import org.apache.commons.configuration.XMLConfiguration; +import org.apache.maven.artifact.repository.ArtifactRepository; +import org.apache.maven.plugin.AbstractMojo; +import org.apache.maven.plugin.MojoExecutionException; +import org.apache.maven.plugins.annotations.Component; +import org.apache.maven.plugins.annotations.LifecyclePhase; +import org.apache.maven.plugins.annotations.Mojo; +import org.apache.maven.plugins.annotations.Parameter; +import org.apache.maven.project.MavenProject; +import org.apache.maven.project.MavenProjectHelper; + +import java.io.File; +import java.io.FileInputStream; +import java.io.FileNotFoundException; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.util.List; +import java.util.stream.Collectors; +import java.util.zip.ZipEntry; +import java.util.zip.ZipOutputStream; + +import static com.google.common.io.ByteStreams.toByteArray; +import static org.codehaus.plexus.util.FileUtils.*; + +/** + * Produces ONOS application archive using the app.xml file information. + */ +@Mojo(name = "app", defaultPhase = LifecyclePhase.PACKAGE) +public class OnosAppMojo extends AbstractMojo { + + private static final String APP = "app"; + private static final String NAME = "[@name]"; + private static final String VERSION = "[@version]"; + private static final String FEATURES_REPO = "[@featuresRepo]"; + private static final String ARTIFACT = "artifact"; + + private static final String APP_XML = "app.xml"; + private static final String FEATURES_XML = "features.xml"; + + private static final String MVN_URL = "mvn:"; + private static final String M2_PREFIX = "m2"; + + private static final String ONOS_APP_NAME = "onos.app.name"; + private static final String ONOS_APP_ORIGIN = "onos.app.origin"; + + private static final String JAR = "jar"; + private static final String XML = "xml"; + private static final String APP_ZIP = "oar"; + private static final String PACKAGE_DIR = "oar"; + + private static final String DEFAULT_ORIGIN = "ON.Lab"; + private static final String DEFAULT_VERSION = "${project.version}"; + + private static final String DEFAULT_FEATURES_REPO = + "mvn:${project.groupId}/${project.artifactId}/${project.version}/xml/features"; + private static final String DEFAULT_ARTIFACT = + "mvn:${project.groupId}/${project.artifactId}/${project.version}"; + + private static final int BUFFER_SIZE = 8192; + + private String name; + private String origin; + private String version = DEFAULT_VERSION; + private String featuresRepo = DEFAULT_FEATURES_REPO; + private List artifacts; + + /** + * The project base directory. + */ + @Parameter(defaultValue = "${basedir}") + protected File baseDir; + + /** + * The directory where the generated catalogue file will be put. + */ + @Parameter(defaultValue = "${project.build.directory}") + protected File dstDirectory; + + /** + * The project group ID. + */ + @Parameter(defaultValue = "${project.groupId}") + protected String projectGroupId; + + /** + * The project artifact ID. + */ + @Parameter(defaultValue = "${project.artifactId}") + protected String projectArtifactId; + + /** + * The project version. + */ + @Parameter(defaultValue = "${project.version}") + protected String projectVersion; + + /** + * The project version. + */ + @Parameter(defaultValue = "${project.description}") + protected String projectDescription; + + @Parameter(defaultValue = "${localRepository}") + protected ArtifactRepository localRepository; + + /** + * Maven project + */ + @Parameter(defaultValue = "${project}") + protected MavenProject project; + + /** + * Maven project helper. + */ + @Component + protected MavenProjectHelper projectHelper; + + + private File m2Directory; + protected File stageDirectory; + protected String projectPath; + + @Override + public void execute() throws MojoExecutionException { + File appFile = new File(baseDir, APP_XML); + File featuresFile = new File(baseDir, FEATURES_XML); + + name = (String) project.getProperties().get(ONOS_APP_NAME); + + // If neither the app.xml file exists, nor the onos.app.name property + // is defined, there is nothing for this Mojo to do, so bail. + if (!appFile.exists() && name == null) { + return; + } + + m2Directory = new File(localRepository.getBasedir()); + stageDirectory = new File(dstDirectory, PACKAGE_DIR); + projectPath = M2_PREFIX + "/" + artifactDir(projectGroupId, projectArtifactId, projectVersion); + + origin = (String) project.getProperties().get(ONOS_APP_ORIGIN); + origin = origin != null ? origin : DEFAULT_ORIGIN; + + if (appFile.exists()) { + loadAppFile(appFile); + } else { + artifacts = ImmutableList.of(eval(DEFAULT_ARTIFACT)); + } + + // If there are any artifacts, stage the + if (!artifacts.isEmpty()) { + getLog().info("Building ONOS application package for " + name + " (v" + eval(version) + ")"); + artifacts.forEach(a -> getLog().debug("Including artifact: " + a)); + + if (stageDirectory.exists() || stageDirectory.mkdirs()) { + processAppXml(appFile); + processFeaturesXml(featuresFile); + processArtifacts(); + generateAppPackage(); + } else { + throw new MojoExecutionException("Unable to create directory: " + stageDirectory); + } + } + } + + // Loads the app.xml file. + private void loadAppFile(File appFile) throws MojoExecutionException { + XMLConfiguration xml = new XMLConfiguration(); + xml.setRootElementName(APP); + + try (FileInputStream stream = new FileInputStream(appFile)) { + xml.load(stream); + xml.setAttributeSplittingDisabled(true); + xml.setDelimiterParsingDisabled(true); + + name = xml.getString(NAME); + version = eval(xml.getString(VERSION)); + featuresRepo = eval(xml.getString(FEATURES_REPO)); + + artifacts = xml.configurationsAt(ARTIFACT).stream() + .map(cfg -> eval(cfg.getRootNode().getValue().toString())) + .collect(Collectors.toList()); + + } catch (ConfigurationException e) { + throw new MojoExecutionException("Unable to parse app.xml file", e); + } catch (FileNotFoundException e) { + throw new MojoExecutionException("Unable to find app.xml file", e); + } catch (IOException e) { + throw new MojoExecutionException("Unable to read app.xml file", e); + } + } + + // Processes and stages the app.xml file. + private void processAppXml(File appFile) throws MojoExecutionException { + try { + File file = new File(stageDirectory, APP_XML); + forceMkdir(stageDirectory); + String contents; + + if (appFile.exists()) { + contents = fileRead(appFile); + } else { + byte[] bytes = toByteArray(getClass().getResourceAsStream(APP_XML)); + contents = new String(bytes); + } + fileWrite(file.getAbsolutePath(), eval(contents)); + } catch (IOException e) { + throw new MojoExecutionException("Unable to process app.xml", e); + } + } + + private void processFeaturesXml(File featuresFile) throws MojoExecutionException { + boolean specified = featuresRepo != null && featuresRepo.length() > 0; + + // If featuresRepo attribute is specified and there is a features.xml + // file present, add the features repo as an artifact + try { + if (specified && featuresFile.exists()) { + processFeaturesXml(new FileInputStream(featuresFile)); + } else if (specified) { + processFeaturesXml(getClass().getResourceAsStream(FEATURES_XML)); + } + } catch (FileNotFoundException e) { + throw new MojoExecutionException("Unable to find features.xml file", e); + } catch (IOException e) { + throw new MojoExecutionException("Unable to process features.xml file", e); + } + } + + // Processes and stages the features.xml file. + private void processFeaturesXml(InputStream stream) throws IOException { + String featuresArtifact = + artifactFile(projectArtifactId, projectVersion, XML, "features"); + File dstDir = new File(stageDirectory, projectPath); + forceMkdir(dstDir); + String s = eval(new String(toByteArray(stream))); + fileWrite(new File(dstDir, featuresArtifact).getAbsolutePath(), s); + } + + // Stages all artifacts. + private void processArtifacts() throws MojoExecutionException { + for (String artifact : artifacts) { + processArtifact(artifact); + } + } + + // Stages the specified artifact. + private void processArtifact(String artifact) throws MojoExecutionException { + if (!artifact.startsWith(MVN_URL)) { + throw new MojoExecutionException("Unsupported artifact URL:" + artifact); + } + + String[] fields = artifact.substring(4).split("/"); + if (fields.length < 3) { + throw new MojoExecutionException("Illegal artifact URL:" + artifact); + } + + try { + String file = artifactFile(fields); + + if (projectGroupId.equals(fields[0]) && projectArtifactId.equals(fields[1])) { + // Local artifact is not installed yet, package it from target directory. + File dstDir = new File(stageDirectory, projectPath); + forceMkdir(dstDir); + copyFile(new File(dstDirectory, file), new File(dstDir, file)); + } else { + // Other artifacts are packaged from ~/.m2/repository directory. + String m2Path = artifactDir(fields); + File srcDir = new File(m2Directory, m2Path); + File dstDir = new File(stageDirectory, M2_PREFIX + "/" + m2Path); + forceMkdir(dstDir); + copyFile(new File(srcDir, file), new File(dstDir, file)); + } + } catch (IOException e) { + throw new MojoExecutionException("Unable to stage artifact " + artifact, e); + } + } + + // Generates the ONOS package ZIP file. + private void generateAppPackage() throws MojoExecutionException { + File appZip = new File(dstDirectory, artifactFile(projectArtifactId, projectVersion, + APP_ZIP, null)); + try (FileOutputStream fos = new FileOutputStream(appZip); + ZipOutputStream zos = new ZipOutputStream(fos)) { + zipDirectory("", stageDirectory, zos); + projectHelper.attachArtifact(this.project, APP_ZIP, null, appZip); + } catch (IOException e) { + throw new MojoExecutionException("Unable to compress application package", e); + } + } + + // Generates artifact directory name from the specified fields. + private String artifactDir(String[] fields) { + return artifactDir(fields[0], fields[1], fields[2]); + } + + // Generates artifact directory name from the specified elements. + private String artifactDir(String gid, String aid, String version) { + return gid.replace('.', '/') + "/" + aid.replace('.', '/') + "/" + version; + } + + // Generates artifact file name from the specified fields. + private String artifactFile(String[] fields) { + return fields.length < 5 ? + artifactFile(fields[1], fields[2], + (fields.length < 4 ? JAR : fields[3]), null) : + artifactFile(fields[1], fields[2], fields[3], fields[4]); + } + + // Generates artifact file name from the specified elements. + private String artifactFile(String aid, String version, String type, + String classifier) { + return classifier == null ? aid + "-" + version + "." + type : + aid + "-" + version + "-" + classifier + "." + type; + } + + // Returns the given string with project variable substitutions. + private String eval(String string) { + return string == null ? null : + string.replaceAll("\\$\\{onos.app.name\\}", name) + .replaceAll("\\$\\{onos.app.origin\\}", origin) + .replaceAll("\\$\\{project.groupId\\}", projectGroupId) + .replaceAll("\\$\\{project.artifactId\\}", projectArtifactId) + .replaceAll("\\$\\{project.version\\}", projectVersion) + .replaceAll("\\$\\{project.description\\}", projectDescription); + } + + // Recursively archives the specified directory into a given ZIP stream. + private void zipDirectory(String root, File dir, ZipOutputStream zos) + throws IOException { + byte[] buffer = new byte[BUFFER_SIZE]; + File[] files = dir.listFiles(); + if (files != null && files.length > 0) { + for (File file : files) { + if (file.isDirectory()) { + String path = root + file.getName() + "/"; + zos.putNextEntry(new ZipEntry(path)); + zipDirectory(path, file, zos); + zos.closeEntry(); + } else { + FileInputStream fin = new FileInputStream(file); + zos.putNextEntry(new ZipEntry(root + file.getName())); + int length; + while ((length = fin.read(buffer)) > 0) { + zos.write(buffer, 0, length); + } + zos.closeEntry(); + fin.close(); + } + } + } + } +} diff --git a/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosCfgMojo.java b/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosCfgMojo.java new file mode 100644 index 00000000..3e3e17a0 --- /dev/null +++ b/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosCfgMojo.java @@ -0,0 +1,141 @@ +/* + * Copyright 2015 Open Networking Laboratory + * + * Licensed 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.onosproject.maven; + +import com.thoughtworks.qdox.JavaProjectBuilder; +import com.thoughtworks.qdox.model.JavaAnnotation; +import com.thoughtworks.qdox.model.JavaClass; +import com.thoughtworks.qdox.model.JavaField; +import org.apache.maven.plugin.AbstractMojo; +import org.apache.maven.plugin.MojoExecutionException; +import org.apache.maven.plugins.annotations.LifecyclePhase; +import org.apache.maven.plugins.annotations.Mojo; +import org.apache.maven.plugins.annotations.Parameter; + +import java.io.File; +import java.io.FileWriter; +import java.io.IOException; +import java.io.PrintWriter; +import java.util.ArrayList; +import java.util.List; + +/** + * Produces ONOS component configuration catalogue resources. + */ +@Mojo(name = "cfg", defaultPhase = LifecyclePhase.GENERATE_RESOURCES) +public class OnosCfgMojo extends AbstractMojo { + + private static final String COMPONENT = "org.apache.felix.scr.annotations.Component"; + private static final String PROPERTY = "org.apache.felix.scr.annotations.Property"; + private static final String SEP = "|"; + + /** + * The directory where the generated catalogue file will be put. + */ + @Parameter(defaultValue = "${basedir}") + protected File srcDirectory; + + /** + * The directory where the generated catalogue file will be put. + */ + @Parameter(defaultValue = "${project.build.outputDirectory}") + protected File dstDirectory; + + @Override + public void execute() throws MojoExecutionException { + getLog().info("Generating ONOS component configuration catalogues..."); + try { + JavaProjectBuilder builder = new JavaProjectBuilder(); + builder.addSourceTree(new File(srcDirectory, "src/main/java")); + builder.getClasses().forEach(this::processClass); + } catch (Exception e) { + e.printStackTrace(); + throw e; + } + } + + private void processClass(JavaClass javaClass) { + boolean isComponent = javaClass.getAnnotations().stream() + .map(ja -> ja.getType().getName().equals(COMPONENT)) + .findFirst().isPresent(); + if (isComponent) { + List lines = new ArrayList<>(); + javaClass.getFields().forEach(field -> processField(lines, javaClass, field)); + if (!lines.isEmpty()) { + writeCatalog(javaClass, lines); + } + } + } + + private void writeCatalog(JavaClass javaClass, List lines) { + File dir = new File(dstDirectory, javaClass.getPackageName().replace('.', '/')); + dir.mkdirs(); + + File cfgDef = new File(dir, javaClass.getName().replace('.', '/') + ".cfgdef"); + try (FileWriter fw = new FileWriter(cfgDef); + PrintWriter pw = new PrintWriter(fw)) { + pw.println("# This file is auto-generated by onos-maven-plugin"); + lines.forEach(pw::println); + } catch (IOException e) { + System.err.println("Unable to write catalog for " + javaClass.getName()); + e.printStackTrace(); + } + } + + private void processField(List lines, JavaClass javaClass, JavaField field) { + field.getAnnotations().forEach(ja -> { + if (ja.getType().getName().equals(PROPERTY)) { + lines.add(expand(javaClass, ja.getNamedParameter("name").toString()) + + SEP + type(field) + + SEP + defaultValue(javaClass, field, ja) + + SEP + description(ja)); + } + }); + } + + // TODO: Stuff below is very much hack-ish and should be redone; it works for now though. + + private String description(JavaAnnotation annotation) { + String description = (String) annotation.getNamedParameter("label"); + return description.replaceAll("\" \\+ \"", "") + .replaceFirst("^[^\"]*\"", "").replaceFirst("\"$", ""); + } + + private String type(JavaField field) { + String ft = field.getType().getName().toUpperCase(); + return ft.equals("INT") ? "INTEGER" : ft; + } + + private String defaultValue(JavaClass javaClass, JavaField field, + JavaAnnotation annotation) { + String ft = field.getType().getName().toLowerCase(); + String defValueName = ft.equals("boolean") ? "boolValue" : + ft.equals("string") ? "value" : ft + "Value"; + Object dv = annotation.getNamedParameter(defValueName); + return dv == null ? "" : expand(javaClass, dv.toString()); + } + + private String stripQuotes(String string) { + return string.trim().replaceFirst("^[^\"]*\"", "").replaceFirst("\"$", ""); + } + + private String expand(JavaClass javaClass, String value) { + JavaField field = javaClass.getFieldByName(value); + return field == null ? stripQuotes(value) : + stripQuotes(field.getCodeBlock().replaceFirst(".*=", "").replaceFirst(";$", "")); + } + +} diff --git a/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosSwaggerMojo.java b/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosSwaggerMojo.java new file mode 100644 index 00000000..ea847459 --- /dev/null +++ b/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosSwaggerMojo.java @@ -0,0 +1,451 @@ +/* + * Copyright 2015 Open Networking Laboratory + * + * Licensed 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.onosproject.maven; + +import com.fasterxml.jackson.databind.ObjectMapper; +import com.fasterxml.jackson.databind.node.ArrayNode; +import com.fasterxml.jackson.databind.node.ObjectNode; +import com.google.common.io.ByteStreams; +import com.google.common.io.Files; +import com.thoughtworks.qdox.JavaProjectBuilder; +import com.thoughtworks.qdox.model.DocletTag; +import com.thoughtworks.qdox.model.JavaAnnotation; +import com.thoughtworks.qdox.model.JavaClass; +import com.thoughtworks.qdox.model.JavaMethod; +import com.thoughtworks.qdox.model.JavaParameter; +import com.thoughtworks.qdox.model.JavaType; +import org.apache.maven.plugin.AbstractMojo; +import org.apache.maven.plugin.MojoExecutionException; +import org.apache.maven.plugins.annotations.LifecyclePhase; +import org.apache.maven.plugins.annotations.Mojo; +import org.apache.maven.plugins.annotations.Parameter; +import org.apache.maven.project.MavenProject; + +import java.io.File; +import java.io.FileWriter; +import java.io.IOException; +import java.io.PrintWriter; +import java.util.HashMap; +import java.util.Map; +import java.util.Optional; + +import static com.google.common.base.Strings.isNullOrEmpty; + +/** + * Produces ONOS Swagger api-doc. + */ +@Mojo(name = "swagger", defaultPhase = LifecyclePhase.GENERATE_SOURCES) +public class OnosSwaggerMojo extends AbstractMojo { + private final ObjectMapper mapper = new ObjectMapper(); + + private static final String JSON_FILE = "swagger.json"; + private static final String GEN_SRC = "generated-sources"; + private static final String REG_SRC = "registrator.javat"; + + private static final String PATH = "javax.ws.rs.Path"; + private static final String PATH_PARAM = "javax.ws.rs.PathParam"; + private static final String QUERY_PARAM = "javax.ws.rs.QueryParam"; + private static final String POST = "javax.ws.rs.POST"; + private static final String GET = "javax.ws.rs.GET"; + private static final String PUT = "javax.ws.rs.PUT"; + private static final String DELETE = "javax.ws.rs.DELETE"; + private static final String PRODUCES = "javax.ws.rs.Produces"; + private static final String CONSUMES = "javax.ws.rs.Consumes"; + private static final String JSON = "MediaType.APPLICATION_JSON"; + + /** + * The directory where the generated catalogue file will be put. + */ + @Parameter(defaultValue = "${basedir}") + protected File srcDirectory; + + /** + * The directory where the generated catalogue file will be put. + */ + @Parameter(defaultValue = "${project.build.directory}") + protected File dstDirectory; + + /** + * REST API web-context + */ + @Parameter(defaultValue = "${web.context}") + protected String webContext; + + /** + * REST API version + */ + @Parameter(defaultValue = "${api.version}") + protected String apiVersion; + + /** + * REST API description + */ + @Parameter(defaultValue = "${api.description}") + protected String apiDescription; + + /** + * REST API title + */ + @Parameter(defaultValue = "${api.title}") + protected String apiTitle; + + /** + * REST API title + */ + @Parameter(defaultValue = "${api.package}") + protected String apiPackage; + + /** + * Maven project + */ + @Parameter(defaultValue = "${project}") + protected MavenProject project; + + + @Override + public void execute() throws MojoExecutionException { + try { + JavaProjectBuilder builder = new JavaProjectBuilder(); + builder.addSourceTree(new File(srcDirectory, "src/main/java")); + + ObjectNode root = initializeRoot(); + ArrayNode tags = mapper.createArrayNode(); + ObjectNode paths = mapper.createObjectNode(); + + root.set("tags", tags); + root.set("paths", paths); + + builder.getClasses().forEach(jc -> processClass(jc, paths, tags)); + + if (paths.size() > 0) { + getLog().info("Generating ONOS REST API documentation..."); + genCatalog(root); + + if (!isNullOrEmpty(apiPackage)) { + genRegistrator(); + } + } + + project.addCompileSourceRoot(new File(dstDirectory, GEN_SRC).getPath()); + + } catch (Exception e) { + getLog().warn("Unable to generate ONOS REST API documentation", e); + throw e; + } + } + + // initializes top level root with Swagger required specifications + private ObjectNode initializeRoot() { + ObjectNode root = mapper.createObjectNode(); + root.put("swagger", "2.0"); + ObjectNode info = mapper.createObjectNode(); + root.set("info", info); + + root.put("basePath", webContext); + info.put("version", apiVersion); + info.put("title", apiTitle); + info.put("description", apiDescription); + + ArrayNode produces = mapper.createArrayNode(); + produces.add("application/json"); + root.set("produces", produces); + + ArrayNode consumes = mapper.createArrayNode(); + consumes.add("application/json"); + root.set("consumes", consumes); + + return root; + } + + // Checks whether javaClass has a path tag associated with it and if it does + // processes its methods and creates a tag for the class on the root + void processClass(JavaClass javaClass, ObjectNode paths, ArrayNode tags) { + // If the class does not have a Path tag then ignore it + JavaAnnotation annotation = getPathAnnotation(javaClass); + if (annotation == null) { + return; + } + + String path = getPath(annotation); + if (path == null) { + return; + } + + String resourcePath = "/" + path; + String tagPath = path.isEmpty() ? "/" : path; + + // Create tag node for this class. + ObjectNode tagObject = mapper.createObjectNode(); + tagObject.put("name", tagPath); + if (javaClass.getComment() != null) { + tagObject.put("description", shortText(javaClass.getComment())); + } + tags.add(tagObject); + + // Create an array node add to all methods from this class. + ArrayNode tagArray = mapper.createArrayNode(); + tagArray.add(tagPath); + + processAllMethods(javaClass, resourcePath, paths, tagArray); + } + + private JavaAnnotation getPathAnnotation(JavaClass javaClass) { + Optional optional = javaClass.getAnnotations() + .stream().filter(a -> a.getType().getName().equals(PATH)).findAny(); + return optional.isPresent() ? optional.get() : null; + } + + // Checks whether a class's methods are REST methods and then places all the + // methods under a specific path into the paths node + private void processAllMethods(JavaClass javaClass, String resourcePath, + ObjectNode paths, ArrayNode tagArray) { + // map of the path to its methods represented by an ObjectNode + Map pathMap = new HashMap<>(); + + javaClass.getMethods().forEach(javaMethod -> { + javaMethod.getAnnotations().forEach(annotation -> { + String name = annotation.getType().getName(); + if (name.equals(POST) || name.equals(GET) || name.equals(DELETE) || name.equals(PUT)) { + // substring(12) removes "javax.ws.rs." + String method = annotation.getType().toString().substring(12).toLowerCase(); + processRestMethod(javaMethod, method, pathMap, resourcePath, tagArray); + } + }); + }); + + // for each path add its methods to the path node + for (Map.Entry entry : pathMap.entrySet()) { + paths.set(entry.getKey(), entry.getValue()); + } + + + } + + private void processRestMethod(JavaMethod javaMethod, String method, + Map pathMap, + String resourcePath, ArrayNode tagArray) { + String fullPath = resourcePath, consumes = "", produces = "", + comment = javaMethod.getComment(); + for (JavaAnnotation annotation : javaMethod.getAnnotations()) { + String name = annotation.getType().getName(); + if (name.equals(PATH)) { + fullPath = resourcePath + "/" + getPath(annotation); + fullPath = fullPath.replaceFirst("^//", "/"); + } + if (name.equals(CONSUMES)) { + consumes = getIOType(annotation); + } + if (name.equals(PRODUCES)) { + produces = getIOType(annotation); + } + } + ObjectNode methodNode = mapper.createObjectNode(); + methodNode.set("tags", tagArray); + + addSummaryDescriptions(methodNode, comment); + processParameters(javaMethod, methodNode); + + processConsumesProduces(methodNode, "consumes", consumes); + processConsumesProduces(methodNode, "produces", produces); + + addResponses(methodNode); + + ObjectNode operations = pathMap.get(fullPath); + if (operations == null) { + operations = mapper.createObjectNode(); + operations.set(method, methodNode); + pathMap.put(fullPath, operations); + } else { + operations.set(method, methodNode); + } + } + + private void processConsumesProduces(ObjectNode methodNode, String type, String io) { + if (!io.equals("")) { + ArrayNode array = mapper.createArrayNode(); + methodNode.set(type, array); + array.add(io); + } + } + + private void addSummaryDescriptions(ObjectNode methodNode, String comment) { + String summary = "", description; + if (comment != null) { + if (comment.contains(".")) { + int periodIndex = comment.indexOf("."); + summary = comment.substring(0, periodIndex); + description = comment.length() > periodIndex + 1 ? + comment.substring(periodIndex + 1).trim() : ""; + } else { + description = comment; + } + methodNode.put("summary", summary); + methodNode.put("description", description); + } + } + + // Temporary solution to add responses to a method + // TODO Provide annotations in the web resources for responses and parse them + private void addResponses(ObjectNode methodNode) { + ObjectNode responses = mapper.createObjectNode(); + methodNode.set("responses", responses); + + ObjectNode success = mapper.createObjectNode(); + success.put("description", "successful operation"); + responses.set("200", success); + + ObjectNode defaultObj = mapper.createObjectNode(); + defaultObj.put("description", "Unexpected error"); + responses.set("default", defaultObj); + } + + // Checks if the annotations has a value of JSON and returns the string + // that Swagger requires + private String getIOType(JavaAnnotation annotation) { + if (annotation.getNamedParameter("value").toString().equals(JSON)) { + return "application/json"; + } + return ""; + } + + // If the annotation has a Path tag, returns the value with leading and + // trailing double quotes and slash removed. + private String getPath(JavaAnnotation annotation) { + String path = annotation.getNamedParameter("value").toString(); + return path == null ? null : path.replaceAll("(^[\\\"/]*|[/\\\"]*$)", ""); + } + + // Processes parameters of javaMethod and enters the proper key-values into the methodNode + private void processParameters(JavaMethod javaMethod, ObjectNode methodNode) { + ArrayNode parameters = mapper.createArrayNode(); + methodNode.set("parameters", parameters); + boolean required = true; + + for (JavaParameter javaParameter : javaMethod.getParameters()) { + ObjectNode individualParameterNode = mapper.createObjectNode(); + Optional optional = javaParameter.getAnnotations().stream().filter( + annotation -> annotation.getType().getName().equals(PATH_PARAM) || + annotation.getType().getName().equals(QUERY_PARAM)).findAny(); + JavaAnnotation pathType = optional.isPresent() ? optional.get() : null; + + String annotationName = javaParameter.getName(); + + + if (pathType != null) { //the parameter is a path or query parameter + individualParameterNode.put("name", + pathType.getNamedParameter("value").toString().replace("\"", "")); + if (pathType.getType().getName().equals(PATH_PARAM)) { + individualParameterNode.put("in", "path"); + } else if (pathType.getType().getName().equals(QUERY_PARAM)) { + individualParameterNode.put("in", "query"); + } + individualParameterNode.put("type", getType(javaParameter.getType())); + } else { // the parameter is a body parameter + individualParameterNode.put("name", annotationName); + individualParameterNode.put("in", "body"); + + // TODO add actual hardcoded schemas and a type + // body parameters must have a schema associated with them + ArrayNode schema = mapper.createArrayNode(); + individualParameterNode.set("schema", schema); + } + for (DocletTag p : javaMethod.getTagsByName("param")) { + if (p.getValue().contains(annotationName)) { + try { + String description = p.getValue().split(" ", 2)[1].trim(); + if (description.contains("optional")) { + required = false; + } + individualParameterNode.put("description", description); + } catch (Exception e) { + e.printStackTrace(); + } + } + } + individualParameterNode.put("required", required); + parameters.add(individualParameterNode); + } + } + + // Returns the Swagger specified strings for the type of a parameter + private String getType(JavaType javaType) { + String type = javaType.getFullyQualifiedName(); + String value; + if (type.equals(String.class.getName())) { + value = "string"; + } else if (type.equals("int")) { + value = "integer"; + } else if (type.equals(boolean.class.getName())) { + value = "boolean"; + } else if (type.equals(long.class.getName())) { + value = "number"; + } else { + value = ""; + } + return value; + } + + // Writes the swagger.json file using the supplied JSON root. + private void genCatalog(ObjectNode root) { + File swaggerCfg = new File(dstDirectory, JSON_FILE); + if (dstDirectory.exists() || dstDirectory.mkdirs()) { + try (FileWriter fw = new FileWriter(swaggerCfg); + PrintWriter pw = new PrintWriter(fw)) { + pw.println(root.toString()); + } catch (IOException e) { + getLog().warn("Unable to write " + JSON_FILE); + } + } else { + getLog().warn("Unable to create " + dstDirectory); + } + } + + // Generates the registrator Java component. + private void genRegistrator() { + File dir = new File(dstDirectory, GEN_SRC); + File reg = new File(dir, apiPackage.replaceAll("\\.", "/") + "/ApiDocRegistrator.java"); + File pkg = reg.getParentFile(); + if (pkg.exists() || pkg.mkdirs()) { + try { + String src = new String(ByteStreams.toByteArray(getClass().getResourceAsStream(REG_SRC))); + src = src.replace("${api.package}", apiPackage) + .replace("${web.context}", webContext) + .replace("${api.title}", apiTitle) + .replace("${api.description}", apiTitle); + Files.write(src.getBytes(), reg); + } catch (IOException e) { + getLog().warn("Unable to write " + reg); + } + } else { + getLog().warn("Unable to create " + reg); + } + } + + // Returns "nickname" based on method and path for a REST method + private String setNickname(String method, String path) { + if (!path.equals("")) { + return (method + path.replace('/', '_').replace("{", "").replace("}", "")).toLowerCase(); + } else { + return method.toLowerCase(); + } + } + + private String shortText(String comment) { + int i = comment.indexOf('.'); + return i > 0 ? comment.substring(0, i) : comment; + } + +} diff --git a/framework/src/onos/tools/package/maven-plugin/src/main/resources/org/onosproject/maven/app.xml b/framework/src/onos/tools/package/maven-plugin/src/main/resources/org/onosproject/maven/app.xml new file mode 100644 index 00000000..0f3133d3 --- /dev/null +++ b/framework/src/onos/tools/package/maven-plugin/src/main/resources/org/onosproject/maven/app.xml @@ -0,0 +1,22 @@ + + + + ${project.description} + mvn:${project.groupId}/${project.artifactId}/${project.version} + diff --git a/framework/src/onos/tools/package/maven-plugin/src/main/resources/org/onosproject/maven/features.xml b/framework/src/onos/tools/package/maven-plugin/src/main/resources/org/onosproject/maven/features.xml new file mode 100644 index 00000000..d5a91e2a --- /dev/null +++ b/framework/src/onos/tools/package/maven-plugin/src/main/resources/org/onosproject/maven/features.xml @@ -0,0 +1,24 @@ + + + + mvn:${project.groupId}/${project.artifactId}/${project.version}/xml/features + + onos-api + mvn:${project.groupId}/${project.artifactId}/${project.version} + + diff --git a/framework/src/onos/tools/package/maven-plugin/src/main/resources/org/onosproject/maven/registrator.javat b/framework/src/onos/tools/package/maven-plugin/src/main/resources/org/onosproject/maven/registrator.javat new file mode 100644 index 00000000..a8e26536 --- /dev/null +++ b/framework/src/onos/tools/package/maven-plugin/src/main/resources/org/onosproject/maven/registrator.javat @@ -0,0 +1,31 @@ +/* + * Auto-generated by OnosSwaggerMojo. + * + * Copyright 2015 Open Networking Laboratory + * + * Licensed 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 ${api.package}; + +import org.apache.felix.scr.annotations.Component; +import org.onosproject.rest.AbstractApiDocRegistrator; +import org.onosproject.rest.ApiDocProvider; + +@Component(immediate = true) +public class ApiDocRegistrator extends AbstractApiDocRegistrator { + public ApiDocRegistrator() { + super(new ApiDocProvider("${web.context}", + "${api.title}", + ApiDocRegistrator.class.getClassLoader())); + } +} -- cgit 1.2.3-korg