cloudstack/utils/src/com/cloud/utils/SwiftUtil.java at 4.2 · kwanggithub/cloudstack · GitHub

This repository was archived by the owner on Jan 15, 2020. It is now read-only.

History

241 lines (219 loc) · 9.53 KB

Raw

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

213

214

215

216

217

218

219

220

221

222

223

224

225

226

227

228

229

230

231

232

233

234

235

236

237

238

239

240

241

* 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 com.cloud.utils;

import com.cloud.utils.exception.CloudRuntimeException;

import com.cloud.utils.script.OutputInterpreter;

import com.cloud.utils.script.Script;

import org.apache.log4j.Logger;

import java.io.File;

import java.util.HashMap;

import java.util.Map;

public class SwiftUtil {

private static Logger logger = Logger.getLogger(SwiftUtil.class);

private static long SWIFT_MAX_SIZE = 5L * 1024L * 1024L * 1024L;

public interface SwiftClientCfg {

String getAccount();

String getUserName();

String getKey();

String getEndPoint();

}

private static String getSwiftCLIPath() {

String swiftCLI = Script.findScript("scripts/storage/secondary", "swift");

if (swiftCLI == null) {

logger.debug("Can't find swift cli at scripts/storage/secondary/swift");

throw new CloudRuntimeException("Can't find swift cli at scripts/storage/secondary/swift");

}

return swiftCLI;

}

public static boolean postMeta(SwiftClientCfg cfg, String container, String object, Map<String, String> metas) {

String swiftCli = getSwiftCLIPath();

StringBuilder cms = new StringBuilder();

for(Map.Entry<String, String> entry : metas.entrySet()) {

cms.append(" -m ");

cms.append(entry.getKey());

cms.append(":");

cms.append(entry.getValue());

cms.append(" ");

}

Script command = new Script("/bin/bash", logger);

command.add("-c");

command.add("/usr/bin/python " + swiftCli + " -A "

+ cfg.getEndPoint() + " -U " + cfg.getAccount() + ":" + cfg.getUserName() + " -K "

+ cfg.getKey() + " post " + container + " " + object + " " + cms.toString());

OutputInterpreter.OneLineParser parser = new OutputInterpreter.OneLineParser();

String result = command.execute(parser);

if (result != null) {

throw new CloudRuntimeException("Failed to post meta" + result);

}

return true;

}

public static String putObject(SwiftClientCfg cfg, File srcFile, String container, String fileName) {

String swiftCli = getSwiftCLIPath();

if (fileName == null) {

fileName = srcFile.getName();

}

String srcDirectory = srcFile.getParent();

Script command = new Script("/bin/bash", logger);

long size = srcFile.length();

command.add("-c");

if (size <= SWIFT_MAX_SIZE) {

command.add("cd " + srcDirectory

+ ";/usr/bin/python " + swiftCli + " -A "

+ cfg.getEndPoint() + " -U " + cfg.getAccount() + ":" + cfg.getUserName() + " -K "

+ cfg.getKey() + " upload " + container + " " + fileName);

} else {

command.add("cd " + srcDirectory

+ ";/usr/bin/python " + swiftCli + " -A "

+ cfg.getEndPoint() + " -U " + cfg.getAccount() + ":" + cfg.getUserName() + " -K "

+ cfg.getKey() + " upload -S " + SWIFT_MAX_SIZE + " " + container + " " + fileName);

}

OutputInterpreter.AllLinesParser parser = new OutputInterpreter.AllLinesParser();

String result = command.execute(parser);

if (result != null) {

throw new CloudRuntimeException("Failed to upload file: " + result);

}

if (parser.getLines() != null) {

String[] lines = parser.getLines().split("\\n");

for (String line : lines) {

if (line.contains("Errno") || line.contains("failed") || line.contains("not found")) {

throw new CloudRuntimeException("Failed to upload file: " + lines.toString());

}

return container + File.separator + srcFile.getName();

}

private static StringBuilder buildSwiftCmd(SwiftClientCfg swift) {

String swiftCli = getSwiftCLIPath();

StringBuilder sb = new StringBuilder();

sb.append(" /usr/bin/python ");

sb.append(swiftCli);

sb.append(" -A ");

sb.append(swift.getEndPoint());

sb.append(" -U ");

sb.append(swift.getAccount());

sb.append(":");

sb.append(swift.getUserName());

sb.append(" -K ");

sb.append(swift.getKey());

sb.append(" ");

return sb;

}

public static String[] list(SwiftClientCfg swift, String container, String rFilename) {

String swiftCli = getSwiftCLIPath();

Script command = new Script("/bin/bash", logger);

command.add("-c");

StringBuilder swiftCmdBuilder = buildSwiftCmd(swift);

swiftCmdBuilder.append(" list ");

swiftCmdBuilder.append(container);

if (rFilename != null) {

swiftCmdBuilder.append(" -p ");

swiftCmdBuilder.append(rFilename);

}

command.add(swiftCmdBuilder.toString());

OutputInterpreter.AllLinesParser parser = new OutputInterpreter.AllLinesParser();

String result = command.execute(parser);

if (result == null && parser.getLines() != null && !parser.getLines().equalsIgnoreCase("")) {

String[] lines = parser.getLines().split("\\n");

return lines;

} else {

if (result != null) {

String errMsg = "swiftList failed , err=" + result;

logger.debug("Failed to list " + errMsg);

} else {

String errMsg = "swiftList failed, no lines returns";

logger.debug("Failed to list " + errMsg);

}

return new String[0];

}

public static File getObject(SwiftClientCfg cfg, File destDirectory, String swiftPath) {

int firstIndexOfSeparator = swiftPath.indexOf(File.separator);

String container = swiftPath.substring(0, firstIndexOfSeparator);

String srcPath = swiftPath.substring(firstIndexOfSeparator + 1);

String destFilePath = null;

if (destDirectory.isDirectory()) {

destFilePath = destDirectory.getAbsolutePath() + File.separator + srcPath;

} else {

destFilePath = destDirectory.getAbsolutePath();

}

String swiftCli = getSwiftCLIPath();

Script command = new Script("/bin/bash", logger);

command.add("-c");

command.add("/usr/bin/python " + swiftCli + " -A " + cfg.getEndPoint()

+ " -U " + cfg.getAccount() + ":" + cfg.getUserName() + " -K " + cfg.getKey() + " download "

+ container + " " + srcPath + " -o " + destFilePath);

OutputInterpreter.AllLinesParser parser = new OutputInterpreter.AllLinesParser();

String result = command.execute(parser);

if (result != null) {

String errMsg = "swiftDownload failed err=" + result;

logger.debug(errMsg);

throw new CloudRuntimeException("failed to get object: " + swiftPath);

}

if (parser.getLines() != null) {

String[] lines = parser.getLines().split("\\n");

for (String line : lines) {

if (line.contains("Errno") || line.contains("failed")) {

String errMsg = "swiftDownload failed , err=" + lines.toString();

logger.debug(errMsg);

throw new CloudRuntimeException("Failed to get object: " + swiftPath);

}

return new File(destFilePath);

}

public static String getContainerName(String type, Long id) {

if (type.startsWith("T")) {

return "T-" + id;

} else if (type.startsWith("S")) {

return "S-" + id;

} else if (type.startsWith("V")) {

return "V-" + id;

}

return null;

}

public static String[] splitSwiftPath(String path) {

int index = path.indexOf(File.separator);

if (index == -1) {

return null;

}

String[] paths = new String[2];

paths[0] = path.substring(0, index);

paths[1] = path.substring(index + 1);

return paths;

}

public static boolean deleteObject(SwiftClientCfg cfg, String path) {

Script command = new Script("/bin/bash", logger);

command.add("-c");

String[] paths = splitSwiftPath(path);

if (paths == null) {

return false;

}

String container = paths[0];

String objectName = paths[1];

StringBuilder swiftCmdBuilder = buildSwiftCmd(cfg);

swiftCmdBuilder.append(" delete ");

swiftCmdBuilder.append(container);

swiftCmdBuilder.append(" ");

swiftCmdBuilder.append(objectName);

command.add(swiftCmdBuilder.toString());

OutputInterpreter.AllLinesParser parser = new OutputInterpreter.AllLinesParser();

String result = command.execute(parser);

return true;

}

cloudstack/utils/src/com/cloud/utils/SwiftUtil.java at 4.2 · kwanggithub/cloudstack · GitHub

Expand file tree

Breadcrumbs

SwiftUtil.java

Latest commit

History

Breadcrumbs

SwiftUtil.java

File metadata and controls