private void startOpenVPNThreadArgs(String[] argv, Map<String, String> env) { LinkedList<String> argvlist = new LinkedList<String>(); Collections.addAll(argvlist, argv); ProcessBuilder pb = new ProcessBuilder(argvlist); // Hack O rama String lbpath = genLibraryPath(argv, pb); pb.environment().put("LD_LIBRARY_PATH", lbpath); // Add extra variables for (Entry<String, String> e : env.entrySet()) { pb.environment().put(e.getKey(), e.getValue()); } pb.redirectErrorStream(true); try { mProcess = pb.start(); // openvpn被配置为从stdin接受配置文件 // 写入配置文件 Writer writer = new OutputStreamWriter(mProcess.getOutputStream(), "UTF-8"); VpnProfile startProfile = VPNLaunchHelper.getStartProfile(); String configString = startProfile.getConfigFile(VPNLaunchHelper.getStartContext(), false); writer.write(configString); writer.close(); InputStream in = mProcess.getInputStream(); BufferedReader br = new BufferedReader(new InputStreamReader(in)); while (true) { String logline = br.readLine(); if (logline == null) return; if (logline.startsWith(DUMP_PATH_STRING)) mDumpPath = logline.substring(DUMP_PATH_STRING.length()); if (logline.startsWith(BROKEN_PIE_SUPPORT) || logline.contains(BROKEN_PIE_SUPPORT2)) mBrokenPie = true; // 1380308330.240114 18000002 Send to HTTP proxy: 'X-Online-Host: bla.blabla.com' Pattern p = Pattern.compile("(\\d+).(\\d+) ([0-9a-f])+ (.*)"); Matcher m = p.matcher(logline); if (m.matches()) { int flags = Integer.parseInt(m.group(3), 16); String msg = m.group(4); int logLevel = flags & 0x0F; VpnStatus.LogLevel logStatus = VpnStatus.LogLevel.INFO; if ((flags & M_FATAL) != 0) logStatus = VpnStatus.LogLevel.ERROR; else if ((flags & M_NONFATAL) != 0) logStatus = VpnStatus.LogLevel.WARNING; else if ((flags & M_WARN) != 0) logStatus = VpnStatus.LogLevel.WARNING; else if ((flags & M_DEBUG) != 0) logStatus = VpnStatus.LogLevel.VERBOSE; if (msg.startsWith("MANAGEMENT: CMD")) logLevel = Math.max(4, logLevel); VpnStatus.logMessageOpenVPN(logStatus, logLevel, msg); } else { VpnStatus.logInfo("P:" + logline); } } } catch (IOException e) { VpnStatus.logException("Error reading from output of OpenVPN process", e); stopProcess(); } }