1 /* 2 * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.jpackager.internal.builders.linux; 27 28 import jdk.jpackager.internal.BundlerParamInfo; 29 import jdk.jpackager.internal.IOUtils; 30 import jdk.jpackager.internal.Log; 31 import jdk.jpackager.internal.RelativeFileSet; 32 import jdk.jpackager.internal.StandardBundlerParam; 33 import jdk.jpackager.internal.resources.linux.LinuxResources; 34 import jdk.jpackager.internal.builders.AbstractAppImageBuilder; 35 36 import java.io.File; 37 import java.io.FileInputStream; 38 import java.io.FileOutputStream; 39 import java.io.IOException; 40 import java.io.InputStream; 41 import java.io.OutputStream; 42 import java.io.OutputStreamWriter; 43 import java.io.UncheckedIOException; 44 import java.io.Writer; 45 import java.nio.file.Files; 46 import java.nio.file.Path; 47 import java.nio.file.attribute.PosixFilePermission; 48 import java.text.MessageFormat; 49 import java.util.HashMap; 50 import java.util.List; 51 import java.util.Map; 52 import java.util.Objects; 53 import java.util.ResourceBundle; 54 import java.util.Set; 55 56 import static jdk.jpackager.internal.StandardBundlerParam.*; 57 58 public class LinuxAppImageBuilder extends AbstractAppImageBuilder { 59 60 private static final ResourceBundle I18N = ResourceBundle.getBundle( 61 "jdk.jpackager.internal.resources.builders.linux.LinuxAppImageBuilder"); 62 63 protected static final String LINUX_BUNDLER_PREFIX = 64 BUNDLER_PREFIX + "linux" + File.separator; 65 private static final String EXECUTABLE_NAME = "JavaAppLauncher"; 66 private static final String LIBRARY_NAME = "libjpackager.so"; 67 68 private final Path root; 69 private final Path appDir; 70 private final Path runtimeDir; 71 private final Path resourcesDir; 72 private final Path mdir; 73 74 private final Map<String, ? super Object> params; 75 76 public static final BundlerParamInfo<File> ICON_PNG = 77 new StandardBundlerParam<>( 78 I18N.getString("param.icon-png.name"), 79 I18N.getString("param.icon-png.description"), 80 "icon.png", 81 File.class, 82 params -> { 83 File f = ICON.fetchFrom(params); 84 if (f != null && !f.getName().toLowerCase().endsWith(".png")) { 85 Log.error(MessageFormat.format(I18N.getString( 86 "message.icon-not-png"), f)); 87 return null; 88 } 89 return f; 90 }, 91 (s, p) -> new File(s)); 92 93 public LinuxAppImageBuilder(Map<String, Object> config, Path imageOutDir) 94 throws IOException { 95 super(config, 96 imageOutDir.resolve(APP_NAME.fetchFrom(config) + "/runtime")); 97 98 Objects.requireNonNull(imageOutDir); 99 100 this.root = imageOutDir.resolve(APP_NAME.fetchFrom(config)); 101 this.appDir = root.resolve("app"); 102 this.runtimeDir = root.resolve("runtime"); 103 this.resourcesDir = root.resolve("resources"); 104 this.mdir = runtimeDir.resolve("lib"); 105 this.params = new HashMap<>(); 106 config.entrySet().stream().forEach(e -> params.put( 107 e.getKey().toString(), e.getValue())); 108 Files.createDirectories(appDir); 109 Files.createDirectories(runtimeDir); 110 Files.createDirectories(resourcesDir); 111 } 112 113 public LinuxAppImageBuilder(String appName, Path imageOutDir) 114 throws IOException { 115 super(null, imageOutDir.resolve(appName)); 116 117 Objects.requireNonNull(imageOutDir); 118 119 this.root = imageOutDir.resolve(appName); 120 this.appDir = null; 121 this.runtimeDir = null; 122 this.resourcesDir = null; 123 this.mdir = null; 124 this.params = new HashMap<>(); 125 } 126 127 private Path destFile(String dir, String filename) { 128 return runtimeDir.resolve(dir).resolve(filename); 129 } 130 131 private void writeEntry(InputStream in, Path dstFile) throws IOException { 132 Files.createDirectories(dstFile.getParent()); 133 Files.copy(in, dstFile); 134 } 135 136 private void writeSymEntry(Path dstFile, Path target) throws IOException { 137 Files.createDirectories(dstFile.getParent()); 138 Files.createLink(dstFile, target); 139 } 140 141 /** 142 * chmod ugo+x file 143 */ 144 private void setExecutable(Path file) { 145 try { 146 Set<PosixFilePermission> perms = 147 Files.getPosixFilePermissions(file); 148 perms.add(PosixFilePermission.OWNER_EXECUTE); 149 perms.add(PosixFilePermission.GROUP_EXECUTE); 150 perms.add(PosixFilePermission.OTHERS_EXECUTE); 151 Files.setPosixFilePermissions(file, perms); 152 } catch (IOException ioe) { 153 throw new UncheckedIOException(ioe); 154 } 155 } 156 157 private static void createUtf8File(File file, String content) 158 throws IOException { 159 try (OutputStream fout = new FileOutputStream(file); 160 Writer output = new OutputStreamWriter(fout, "UTF-8")) { 161 output.write(content); 162 } 163 } 164 165 166 // it is static for the sake of sharing with "installer" bundlers 167 // that may skip calls to validate/bundle in this class! 168 public static File getRootDir(File outDir, Map<String, ? super Object> p) { 169 return new File(outDir, APP_FS_NAME.fetchFrom(p)); 170 } 171 172 public static String getLauncherName(Map<String, ? super Object> p) { 173 return APP_FS_NAME.fetchFrom(p); 174 } 175 176 public static String getLauncherCfgName(Map<String, ? super Object> p) { 177 return "app/" + APP_FS_NAME.fetchFrom(p) + ".cfg"; 178 } 179 180 @Override 181 public InputStream getResourceAsStream(String name) { 182 return LinuxResources.class.getResourceAsStream(name); 183 } 184 185 @Override 186 public void prepareApplicationFiles() throws IOException { 187 Map<String, ? super Object> originalParams = new HashMap<>(params); 188 189 try { 190 // create the primary launcher 191 createLauncherForEntryPoint(params, root); 192 193 // Copy library to the launcher folder 194 try (InputStream is_lib = getResourceAsStream(LIBRARY_NAME)) { 195 writeEntry(is_lib, root.resolve(LIBRARY_NAME)); 196 } 197 198 // create the secondary launchers, if any 199 List<Map<String, ? super Object>> entryPoints = 200 StandardBundlerParam.SECONDARY_LAUNCHERS.fetchFrom(params); 201 for (Map<String, ? super Object> entryPoint : entryPoints) { 202 Map<String, ? super Object> tmp = new HashMap<>(originalParams); 203 tmp.putAll(entryPoint); 204 // remove name.fs that was calculated for main launcher. 205 // otherwise, wrong launcher name will be selected. 206 tmp.remove(APP_FS_NAME.getID()); 207 createLauncherForEntryPoint(tmp, root); 208 } 209 210 // Copy class path entries to Java folder 211 copyApplication(); 212 213 // Copy icon to Resources folder 214 copyIcon(); 215 216 } catch (IOException ex) { 217 Log.error("Exception: " + ex); 218 Log.debug(ex); 219 } 220 } 221 222 @Override 223 public void prepareServerJreFiles() throws IOException {} 224 225 private void createLauncherForEntryPoint(Map<String, ? super Object> p, 226 Path rootDir) throws IOException { 227 // Copy executable to Linux folder 228 Path executableFile = root.resolve(getLauncherName(p)); 229 try (InputStream is_launcher = getResourceAsStream("papplauncher")) { 230 writeEntry(is_launcher, executableFile); 231 } 232 233 executableFile.toFile().setExecutable(true, false); 234 executableFile.toFile().setWritable(true, true); 235 236 writeCfgFile(p, root.resolve(getLauncherCfgName(p)).toFile(), 237 "$APPDIR/runtime"); 238 } 239 240 private void copyIcon() throws IOException { 241 File icon = ICON_PNG.fetchFrom(params); 242 if (icon != null) { 243 File iconTarget = new File(resourcesDir.toFile(), 244 APP_FS_NAME.fetchFrom(params) + ".png"); 245 IOUtils.copyFile(icon, iconTarget); 246 } 247 } 248 249 private void copyApplication() throws IOException { 250 for (RelativeFileSet appResources : 251 APP_RESOURCES_LIST.fetchFrom(params)) { 252 if (appResources == null) { 253 throw new RuntimeException("Null app resources?"); 254 } 255 File srcdir = appResources.getBaseDirectory(); 256 for (String fname : appResources.getIncludedFiles()) { 257 copyEntry(appDir, srcdir, fname); 258 } 259 } 260 } 261 262 }