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| 1 | +package com.cromulentlabs.appengine.cloudendpoints; |
| 2 | + |
| 3 | +import java.io.BufferedReader; |
| 4 | +import java.io.File; |
| 5 | +import java.io.FileNotFoundException; |
| 6 | +import java.io.FileReader; |
| 7 | +import java.io.FilenameFilter; |
| 8 | +import java.io.IOException; |
| 9 | +import java.util.ArrayList; |
| 10 | +import java.util.Arrays; |
| 11 | +import java.util.Comparator; |
| 12 | +import java.util.List; |
| 13 | +import java.util.regex.Matcher; |
| 14 | +import java.util.regex.Pattern; |
| 15 | + |
| 16 | +import org.apache.jmeter.config.Arguments; |
| 17 | +import org.apache.jmeter.protocol.http.control.Header; |
| 18 | +import org.apache.jmeter.protocol.http.control.HeaderManager; |
| 19 | +import org.apache.jmeter.protocol.http.sampler.HTTPSamplerBase; |
| 20 | +import org.apache.jmeter.protocol.http.util.HTTPArgument; |
| 21 | +import org.apache.jmeter.protocol.http.util.accesslog.Filter; |
| 22 | +import org.apache.jmeter.protocol.http.util.accesslog.LogParser; |
| 23 | +import org.apache.jmeter.testelement.TestElement; |
| 24 | +import org.apache.jmeter.testelement.property.TestElementProperty; |
| 25 | +import org.apache.jorphan.logging.LoggingManager; |
| 26 | +import org.apache.log.Logger; |
| 27 | + |
| 28 | +public class GoogleCloudEndpointsLogParser implements LogParser |
| 29 | +{ |
| 30 | + protected static final Logger log = LoggingManager.getLoggerForClass(); |
| 31 | + protected static final Pattern INPUT_FILE_PATTERN = Pattern.compile("^fetch_(\\d+)\\.txt$"); |
| 32 | + protected static final Pattern REQUEST_LINE_PATTERN = Pattern.compile("^Request: ([A-Z]+) (.*)$"); |
| 33 | + |
| 34 | + protected String sourceDirectory = null; |
| 35 | + protected File[] sourceFiles = null; |
| 36 | + protected BufferedReader[] sourceReaders = null; |
| 37 | + protected int currentFilePointer = 0; |
| 38 | + |
| 39 | + @Override |
| 40 | + public void close() |
| 41 | + { |
| 42 | + if (this.sourceReaders != null) |
| 43 | + { |
| 44 | + for (BufferedReader reader : this.sourceReaders) |
| 45 | + { |
| 46 | + if (reader != null) |
| 47 | + { |
| 48 | + try |
| 49 | + { |
| 50 | + reader.close(); |
| 51 | + } |
| 52 | + catch (Exception e) |
| 53 | + { |
| 54 | + log.warn("Unable to close reader", e); |
| 55 | + } |
| 56 | + } |
| 57 | + } |
| 58 | + } |
| 59 | + } |
| 60 | + |
| 61 | + @Override |
| 62 | + public int parseAndConfigure(int count, TestElement el) |
| 63 | + { |
| 64 | + log.info("sourceDirectory = " + this.sourceDirectory); |
| 65 | + if (this.sourceDirectory == null) |
| 66 | + { |
| 67 | + return -1; |
| 68 | + } |
| 69 | + if (this.sourceFiles == null) |
| 70 | + { |
| 71 | + File rootDir = new File(sourceDirectory); |
| 72 | + if (!rootDir.isDirectory()) |
| 73 | + { |
| 74 | + throw new RuntimeException("Source File must be directory"); |
| 75 | + } |
| 76 | + this.sourceFiles = rootDir.listFiles(new FilenameFilter() |
| 77 | + { |
| 78 | + public boolean accept(File dir, String name) |
| 79 | + { |
| 80 | + if (INPUT_FILE_PATTERN.matcher(name).matches()) |
| 81 | + { |
| 82 | + return true; |
| 83 | + } |
| 84 | + return false; |
| 85 | + } |
| 86 | + }); |
| 87 | + Arrays.sort(this.sourceFiles, new Comparator<File>() { |
| 88 | + @Override |
| 89 | + public int compare(File f0, File f1) |
| 90 | + { |
| 91 | + return new Integer(parseFileInputNumber(f0.getName())).compareTo(parseFileInputNumber(f1.getName())); |
| 92 | + } |
| 93 | + }); |
| 94 | + this.sourceReaders = new BufferedReader[this.sourceFiles.length]; |
| 95 | + for (int i = 0; i < this.sourceFiles.length; i++) |
| 96 | + { |
| 97 | + try |
| 98 | + { |
| 99 | + log.info("Opening file: " + this.sourceFiles[i]); |
| 100 | + this.sourceReaders[i] = new BufferedReader(new FileReader(this.sourceFiles[i])); |
| 101 | + } |
| 102 | + catch (FileNotFoundException e) |
| 103 | + { |
| 104 | + throw new RuntimeException("Hit exception attempting to open input file: " + this.sourceFiles[i] + ": " + e); |
| 105 | + } |
| 106 | + } |
| 107 | + } |
| 108 | + if (this.currentFilePointer < this.sourceReaders.length) |
| 109 | + { |
| 110 | + int i = 0; |
| 111 | + for (; i < count; i++) |
| 112 | + { |
| 113 | + BufferedReader reader = this.sourceReaders[this.currentFilePointer + i]; |
| 114 | + try |
| 115 | + { |
| 116 | + log.info("Parsing file: " + this.sourceFiles[i]); |
| 117 | + parseFile(reader, el); |
| 118 | + } |
| 119 | + catch (IOException ioe) { |
| 120 | + log.error("Error reading log file", ioe); |
| 121 | + } |
| 122 | + } |
| 123 | + this.currentFilePointer += i; |
| 124 | + return i; |
| 125 | + } |
| 126 | + return -1; |
| 127 | + } |
| 128 | + |
| 129 | + @Override |
| 130 | + public void setFilter(Filter filter) |
| 131 | + { |
| 132 | + // TODO Auto-generated method stub |
| 133 | + |
| 134 | + } |
| 135 | + |
| 136 | + @Override |
| 137 | + public void setSourceFile(String sourceFile) |
| 138 | + { |
| 139 | + this.sourceDirectory = sourceFile; |
| 140 | + } |
| 141 | + |
| 142 | + private static int parseFileInputNumber(String filename) |
| 143 | + { |
| 144 | + int i = 0; |
| 145 | + Matcher m = INPUT_FILE_PATTERN.matcher(filename); |
| 146 | + if (m.matches()) |
| 147 | + { |
| 148 | + String num = m.group(1); |
| 149 | + try |
| 150 | + { |
| 151 | + i = Integer.parseInt(num); |
| 152 | + } |
| 153 | + catch (NumberFormatException e) |
| 154 | + { |
| 155 | + // Ignore |
| 156 | + } |
| 157 | + } |
| 158 | + return i; |
| 159 | + } |
| 160 | + |
| 161 | + private void parseFile(BufferedReader reader, TestElement el) |
| 162 | + throws IOException |
| 163 | + { |
| 164 | + boolean requestParsed = false; |
| 165 | + boolean inHeaders = false; |
| 166 | + boolean inRequest = false; |
| 167 | + List<Header> headers = new ArrayList<Header>(); |
| 168 | + StringBuffer body = new StringBuffer(); |
| 169 | + String line = null; |
| 170 | + while ((line = reader.readLine()) != null) |
| 171 | + { |
| 172 | + if (inHeaders) |
| 173 | + { |
| 174 | + if (line.trim().length() == 0) |
| 175 | + { |
| 176 | + inHeaders = false; |
| 177 | + HeaderManager hm = new HeaderManager(); |
| 178 | + for (Header header : headers) |
| 179 | + { |
| 180 | + hm.add(header); |
| 181 | + } |
| 182 | + el.setProperty(new TestElementProperty(HTTPSamplerBase.HEADER_MANAGER, hm)); |
| 183 | + } |
| 184 | + else |
| 185 | + { |
| 186 | + if (log.isDebugEnabled()) |
| 187 | + { |
| 188 | + log.debug("Adding header: " + line); |
| 189 | + } |
| 190 | + if (line.contains(":")) |
| 191 | + { |
| 192 | + String[] headerParts = line.trim().split(":", 2); |
| 193 | + headers.add(new Header(headerParts[0], headerParts[1])); |
| 194 | + } |
| 195 | + } |
| 196 | + } |
| 197 | + else if (inRequest) |
| 198 | + { |
| 199 | + if (line.trim().length() == 0) |
| 200 | + { |
| 201 | + inRequest = false; |
| 202 | + if (log.isDebugEnabled()) |
| 203 | + { |
| 204 | + log.debug("Setting post body: " + body); |
| 205 | + } |
| 206 | + el.setProperty(HTTPSamplerBase.POST_BODY_RAW, true); |
| 207 | + Arguments args = new Arguments(); |
| 208 | + HTTPArgument argument = new HTTPArgument("", body.toString(), "", false, "UTF-8"); |
| 209 | + argument.setAlwaysEncoded(false); |
| 210 | + args.addArgument(argument); |
| 211 | + el.setProperty(new TestElementProperty(HTTPSamplerBase.ARGUMENTS, args)); |
| 212 | + break; |
| 213 | + } |
| 214 | + else |
| 215 | + { |
| 216 | + body.append(line); |
| 217 | + } |
| 218 | + } |
| 219 | + else if (!requestParsed) |
| 220 | + { |
| 221 | + if (log.isDebugEnabled()) |
| 222 | + { |
| 223 | + log.debug("Checking line: " + line); |
| 224 | + } |
| 225 | + Matcher requestMatcher = REQUEST_LINE_PATTERN.matcher(line); |
| 226 | + if (requestMatcher.matches()) |
| 227 | + { |
| 228 | + String method = requestMatcher.group(1); |
| 229 | + String url = requestMatcher.group(2); |
| 230 | + if (log.isDebugEnabled()) |
| 231 | + { |
| 232 | + log.debug("Setting method = " + method + ", url = " + url); |
| 233 | + } |
| 234 | + el.setProperty(HTTPSamplerBase.METHOD, method); |
| 235 | + el.setProperty(HTTPSamplerBase.PATH, url); |
| 236 | + requestParsed = true; |
| 237 | + } |
| 238 | + } |
| 239 | + else if (line.contains("Request headers:")) |
| 240 | + { |
| 241 | + log.debug("inHeaders"); |
| 242 | + inHeaders = true; |
| 243 | + } |
| 244 | + else if (line.contains("Request body:")) |
| 245 | + { |
| 246 | + log.debug("inRequest"); |
| 247 | + inRequest = true; |
| 248 | + } |
| 249 | + } |
| 250 | + } |
| 251 | +} |
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