sersync/Initialize.cpp at master · google-code-export/sersync · GitHub

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#include<vector>
#include<iostream>
#include<stdlib.h>
#include"Initialize.h"
#include"xmlParser.h"
#include"main.h"
usingnamespacestd;

externint optind;
externint optopt;
externchar *optarg;
externintIN_SYNC;
#defineDEFAULT_THREAD_NUM10
intgetopt(int argc, char * const *argv, constchar *optstring);

std::vector<string> Initialize::filter;
bool Initialize::debug = false;
bool Initialize::createFile = false;
bool Initialize::createFolder = false;
bool Initialize::xfs = false;

Initialize::Initialize(int argc, char *argv[]) : exec_flag(0), config_file_name("confxml.xml"), sync_num(0), module("sersync")
{
ConfigInotify(); //modify system param
CammandParse(argc, argv); //parse command param
XmlParse();
}

intInitialize::XmlParse()
{
	cout << "parse xml config file" << endl;
	XMLNode xMainNode = XMLNode::openFileHelper(config_file_name.c_str(), "head");
	XMLNode xNode = xMainNode.getChildNode("host");

	hostip = xNode.getAttribute("hostip");
	cout << "host ip : " << hostip << "\t";

	port = atoi(xNode.getAttribute("port"));
	cout << "host port: " << port << endl;

	xNode = xMainNode.getChildNode("filter");
	string temp = xNode.getAttribute("start");
if ( temp == "true" )
	{
 cout << "now the filter work ,if you set the crontab,you have to set crontab filter " << endl;
int num = xNode.nChildNode("exclude");
for ( int i = 0; i < num; i++ )
 {
 string t = xNode.getChildNode(i).getAttribute("expression");
 filter.push_back(t);
 }
	}

	xNode = xMainNode.getChildNode("inotify").getChildNode("delete");
	temp = xNode.getAttribute("start");
if ( temp == "true" )
	{
IN_SYNC |= IN_DELETE;
 deleteFlag = true;
	} else
	{
 cout << "will ignore the inotify delete event" << endl;
	}

	temp = xMainNode.getChildNode("inotify").getChildNode("createFile").getAttribute("start");
if ( temp == "true" )
	{
IN_SYNC |= IN_CREATE;
 createFile = true;
 cout << "will ignore the inotify createFile event " << endl;
	}

	temp = xMainNode.getChildNode("inotify").getChildNode("createFolder").getAttribute("start");
if ( temp == "true" )
	{
IN_SYNC |= IN_CREATE;
 createFolder = true;
	}

	temp = xMainNode.getChildNode("inotify").getChildNode("closeWrite").getAttribute("start");
if ( temp == "true" ) IN_SYNC |= IN_CLOSE_WRITE;

	temp = xMainNode.getChildNode("inotify").getChildNode("moveFrom").getAttribute("start");
if ( temp == "true" ) IN_SYNC |= IN_MOVED_FROM;

	temp = xMainNode.getChildNode("inotify").getChildNode("moveTo").getAttribute("start");
if ( temp == "true" ) IN_SYNC |= IN_MOVED_TO;

	temp = xMainNode.getChildNode("inotify").getChildNode("attrib").getAttribute("start");
if ( temp == "true" ) IN_SYNC |= IN_ATTRIB;

	temp = xMainNode.getChildNode("inotify").getChildNode("modify").getAttribute("start");
if ( temp == "true" ) IN_SYNC |= IN_MODIFY;


	xNode = xMainNode.getChildNode("debug");
	temp = xNode.getAttribute("start");
if ( temp == "true" )
	{
 debug = 1;
 cout << "Open debug, you will see debug infomation " << endl;
	}

	xNode = xMainNode.getChildNode("fileSystem");
	temp = xNode.getAttribute("xfs");
if ( temp == "true" )
	{
 xfs = true;
 cout << "WARNING XFS FILE SYSTEM WORK" << endl;
	}

}

intInitialize::CammandParse(int argc, char* argv[])
{
	optarg = NULL;
	string temp;
int ch;
	cout << "parse the command param" << endl;
while ((ch = getopt(argc, argv, "hdro:n:m:")) != -1)
	{

switch (ch)
 {
case'd':
printf("option: -d \t");
printf("run as a daemon\n");
 exec_flag |= OPEN_DAEMON;
break;
case'r':
printf("option: -r \t");
printf("rsync all the local files to the remote servers before the sersync work\n");
 exec_flag |= RSYNC_ONCE;
break;
case'o':
printf("option: -o \t");
printf("config xml name： %s\n", optarg);
 config_file_name = optarg;
if ( config_file_name.empty() )
 {
 cout << "ERROR config file name empty" << endl;
exit(1);
 }
 exec_flag |= OTHER_CONFNAME;
break;
case'm':
printf("option: -m \t");
printf("working plugin name: %s\n", optarg);
module = "other";
 temp = optarg;
if ( temp == "refreshCDN" )
 {
 exec_flag |= REFRESHCDN_MODULE;
 } elseif ( temp == "socket" )
 {
 exec_flag |= SOCKET_MODULE;
 } elseif ( temp == "http" )
 {
 exec_flag |= HTTP_MODULE;
 } elseif ( temp == "command" )
 {
 exec_flag |= COMMAND_MODULE;
 }
break;
case'h':
 cout << "_______________________________________________________" << endl;
 cout << "参数-d:启用守护进程模式" << endl;
 cout << "参数-r:在监控前，将监控目录与远程主机用rsync命令推送一遍" << endl;
 cout << "c参数-n: 指定开启守护线程的数量，默认为10个" << endl;
 cout << "参数-o:指定配置文件，默认使用confxml.xml文件" << endl;
 cout << "参数-m:单独启用其他模块，使用 -m refreshCDN 开启刷新CDN模块" << endl;
 cout << "参数-m:单独启用其他模块，使用 -m socket 开启socket模块" << endl;
 cout << "参数-m:单独启用其他模块，使用 -m http 开启http模块" << endl;
 cout << "不加-m参数，则默认执行同步程序" << endl;
 cout << "________________________________________________________________" << endl;
exit(0);
case'n':
printf("option: -n \t");
printf("thread num is： %s\n", optarg);
 sync_num = atoi(optarg);
 exec_flag |= SYN_NUM;
break;
case'?':
printf("命令行参数错误: 没有该选项-%c\n", (char) optopt);
exit(1);
 }
	}//end while
if ( sync_num == 0 )
	{
 sync_num = DEFAULT_THREAD_NUM;
 cout << "daemon thread num: " << DEFAULT_THREAD_NUM << endl;
	}
}

voidInitialize::ConfigInotify()
{
	cout << "set the system param" << endl;
	cout << "execute：echo 50000000 > /proc/sys/fs/inotify/max_user_watches" << endl;
system("echo 50000000 > /proc/sys/fs/inotify/max_user_watches");
	cout << "execute：echo 327679 > /proc/sys/fs/inotify/max_queued_events" << endl;
system("echo 327679 > /proc/sys/fs/inotify/max_queued_events");

}

string Initialize::SplitLastSlash(string str)
{
if ( str.empty() )
	{
perror("the path your watch don't exists");
exit(1);
	}
if ( str.find_last_of("/") == (str.length() - 1) )
	{
 str = str.substr(0, str.length() - 1);
	}
return str;
}