阿权的书房

/**
* 通过拼接的方式构造请求内容，实现参数传输以及文件传输
* @param actionUrl
* @param params
* @param files
* @return
* @throws IOException
*/
public static String post(String actionUrl, Map<String, String> params,
    Map<String, File> files) throws IOException {

  String BOUNDARY = java.util.UUID.randomUUID().toString();
  String PREFIX = "--" , LINEND = "\r\n";
  String MULTIPART_FROM_DATA = "multipart/form-data";
  String CHARSET = "UTF-8";

  URL uri = new URL(actionUrl);
  HttpURLConnection conn = (HttpURLConnection) uri.openConnection();
  conn.setReadTimeout(5 * 1000); // 缓存的最长时间
  conn.setDoInput(true);// 允许输入
  conn.setDoOutput(true);// 允许输出
  conn.setUseCaches(false); // 不允许使用缓存
  conn.setRequestMethod("POST");
  conn.setRequestProperty("connection", "keep-alive");
  conn.setRequestProperty("Charsert", "UTF-8");
  conn.setRequestProperty("Content-Type", MULTIPART_FROM_DATA + ";boundary=" + BOUNDARY);

  // 首先组拼文本类型的参数
  StringBuilder sb = new StringBuilder();
  for (Map.Entry<String, String> entry : params.entrySet()) {
    sb.append(PREFIX);
    sb.append(BOUNDARY);
    sb.append(LINEND);
    sb.append("Content-Disposition: form-data; name=\"" + entry.getKey() + "\"" + LINEND);
    sb.append("Content-Type: text/plain; charset=" + CHARSET+LINEND);
    sb.append("Content-Transfer-Encoding: 8bit" + LINEND);
    sb.append(LINEND);
    sb.append(entry.getValue());
    sb.append(LINEND);
  }

  DataOutputStream outStream = new DataOutputStream(conn.getOutputStream());
  outStream.write(sb.toString().getBytes());
  // 发送文件数据
  if(files!=null){
    int i = 0;
    for (Map.Entry<String, File> file: files.entrySet()) {
      StringBuilder sb1 = new StringBuilder();
      sb1.append(PREFIX);
      sb1.append(BOUNDARY);
      sb1.append(LINEND);
      sb1.append("Content-Disposition: form-data; name=\"file"+(i++)+"\"; filename=\""+file.getKey()+"\""+LINEND);
      sb1.append("Content-Type: application/octet-stream; charset="+CHARSET+LINEND);
      sb1.append(LINEND);
      outStream.write(sb1.toString().getBytes());

      InputStream is = new FileInputStream(file.getValue());
      byte[] buffer = new byte[1024];
      int len = 0;
      while ((len = is.read(buffer)) != -1) {
        outStream.write(buffer, 0, len);
      }

      is.close();
      outStream.write(LINEND.getBytes());
    }
  }
  
  //请求结束标志
  byte[] end_data = (PREFIX + BOUNDARY + PREFIX + LINEND).getBytes();
  outStream.write(end_data);
  outStream.flush();

  //得到响应码
  int res = conn.getResponseCode();
  InputStream in = null;
  if (res == 200) {
    in = conn.getInputStream();
    int ch;
    StringBuilder sb2 = new StringBuilder();
    while ((ch = in.read()) != -1) {
      sb2.append((char) ch);
    }
  }
  return in == null ? null : in.toString();
}

</Engine>

<Host name="www.aslibra.com" debug="0" appBase="/home/jsp/www.aslibra.com" unpackWARs="true" autoDeploy="true">
  <Context path="" docBase="."/>      
  <Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs"  prefix="aslibra_access_log."
  suffix=".txt" pattern="common" resolveHosts="false"/>
  <Logger className="org.apache.catalina.logger.FileLogger" directory="logs"  prefix="aslibra_log." suffix=".txt" timestamp="true"/>
</Host>

wget http://www.thekelleys.org.uk/dnsmasq/dnsmasq-2.55.tar.gz
tar xfz dnsmasq-2.55.tar.gz
cd dnsmasq-2.55
make
make install
cp dnsmasq.conf.example /etc/dnsmasq.conf

[root@aslibra dnsmasq-2.55]# dnsmasq
[root@aslibra dnsmasq-2.55]# netstat -nlp|grep dnsmasq
tcp        0      0 0.0.0.0:53                  0.0.0.0:*                   LISTEN      25584/dnsmasq      
tcp        0      0 :::53                       :::*                        LISTEN      25584/dnsmasq      
udp        0      0 0.0.0.0:53                  0.0.0.0:*                               25584/dnsmasq      
udp        0      0 :::53                       :::*                                    25584/dnsmasq      

192.168.1.3     server1
192.168.1.2     www.aslibra.com

# Add local-only domains here, queries in these domains are answered
# from /etc/hosts or DHCP only.
local=/localnet/

# Add domains which you want to force to an IP address here.
# The example below send any host in doubleclick.net to a local
# webserver.
#address=/doubleclick.net/127.0.0.1
address=/baidu.com/127.0.0.1

<IfUser user1 user2>
  <Limit LOGIN>
    Order allow,deny
    Allow from 1.2.3.0/24 2.3.4.0/24
    DenyAll
  </Limit>
</IfUser>

Checking syntax of configuration file
- Fatal: unknown configuration directive '<IfUser>' on line 24 of '/Data/apps/proftpd/etc/proftpd.conf'

./configure --prefix=/Data/apps/proftpd \
--enable-shadow \
--enable-autoshadow   \
--with-modules=mod_ratio:mod_readme:mod_wrap:mod_ifsession \
&& make && make install