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biosvos
@@ -0,0 +1,238 @@
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#include "ExecCall.h"
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#include "ServiceConfig.h"
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#include "Logger.h"
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#include <unistd.h>
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#include <sys/wait.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <spawn.h>
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static int getCommand(string cmd, string & out)
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{
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string data;
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FILE *stream;
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int MAX_BUFFER = 256;
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char buffer[MAX_BUFFER];
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cmd.append(" 2>&1");
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LOG(LDEV1, "[POPNE] OPEN %s ", cmd.c_str());
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stream = popen(cmd.c_str(), "r");
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if (!stream)
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{
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LOG(LERR, "[POPNE] popen error. [%s] ", cmd.c_str());
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return -1;
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}
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LOG(LDEV1, "[POPNE] READ %s ", cmd.c_str());
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memset(buffer, 0, MAX_BUFFER);
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while (fgets(buffer, MAX_BUFFER, stream))
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{
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LOG(LDEV1, "[POPNE] READING.. %s|%s ", cmd.c_str(), buffer);
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data.append(buffer);
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memset(buffer, 0, MAX_BUFFER);
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}
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LOG(LDEV1, "[POPNE] READ END %s ", cmd.c_str());
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if (ferror(stream))
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{
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// Handle error.
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LOG(LERR, "[POPNE] Handle error. [%s] ", cmd.c_str());
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return -2;
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}
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out = data;
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pclose(stream);
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//if (status == -1)
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//{
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// LOG(LERR, "[POPNE] popen run error(%s). [%s] ", data.c_str(),cmd.c_str());
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// return -3;
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//}
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return 0;
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}
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static int callAnother(char *argv[])
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{
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//pid_t processID;
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//int status = -1;
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//status = posix_spawn(&processID, argv[0], NULL, NULL, argv, environ);
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//if (status == 0)
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// LOG(LDBG, "%s Launching Application", argv[0]);
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//else
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// LOG(LDBG, "%s Launching application Failed", argv[0]);
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///*
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pid_t pid = fork();
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// 실해된 프로세스 좀비 프로스세 막기 위해서
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signal(SIGCHLD, SIG_IGN);
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switch (pid)
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{
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case -1:
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LOG(LERR, "Command fork failed.[%s]", argv[0]);
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return -1;
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break;
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case 0:
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{
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// exec ... call
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// close-exec
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int flags;
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for (int i = getdtablesize(); i-- > 3;) {
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if ((flags = fcntl(i, F_GETFD)) != -1)
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fcntl(i, F_SETFD, flags | FD_CLOEXEC);
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}
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execvp(argv[0], const_cast<char**>(argv));
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LOG(LERR, "Command exec failed.[%s]", argv[0]); // //check for error in execl
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exit(EXIT_FAILURE);
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return -2;
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}
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break;
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default:
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// wait((int*)0);// child 종료 될 때까지 기다림; block 됨
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LOG(LDBG, "%s completed", argv[0]);
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return 0;
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break;
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}
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//*/
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return 0;
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}
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CExecCall::CExecCall(CSyncInfo & info)
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: m_info(info)
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{
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}
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CExecCall::~CExecCall()
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{
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}
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int CExecCall::Call(Call_TYPE t, bool called /*= true*/)
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{
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int r = -1 ;
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switch (t)
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{
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case CExecCall::DIFF_SCRIPT:
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r = DIFF(called);
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break;
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case CExecCall::RC_CMOVE:
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r = RCCMove(called);
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break;
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default:
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r = -1;
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break;
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}
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return r;
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}
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int CExecCall::GetFileLine(const char * filename)
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{
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int64_t r = -1;
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string out;
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ostringstream cmd, msg;
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cmd << "cat " << filename << " | wc -l";
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if(getCommand(cmd.str(), out) == 0)
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{
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r = atoll(out.c_str());
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}
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msg << "file lines : " << filename << " => " << r;
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_LOG(LDBG, msg.str().c_str());
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return r;
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}
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int CExecCall::DIFF(bool called /*= true*/)
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{
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int r = 0;
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// /user/service/etc/svcsync_diff.sh [master data] [slave data] [output file]
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string strCmd = CServiceConfig::GetInstance()->GetDiffCommand();
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struct stat fileStat;
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if (stat(strCmd.c_str(), &fileStat) < 0)
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{
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LOG(LERR, "Diff Commnad not found.[%s]", strCmd.c_str());
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if (getppid() > 1)
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{
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kill(getppid(), SIGTERM);
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}
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return -101;
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}
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strCmd = strCmd + " " + m_info.file_master_name + " " + m_info.file_slave_name + " " + m_info.file_diff_name;
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if (called)
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{
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string out;
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r = getCommand(strCmd, out);
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if (r != 0)
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LOG(LERR, "Fialed diff script.[%s]", strCmd.c_str());
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}
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else
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{
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r = -100;
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LOG(LNOT, "Only block run diff script.[%s]", strCmd.c_str());
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}
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return r;
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}
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int CExecCall::RCCMove(bool called /*= true*/)
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{
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int r = 0;
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// /user/service/bin/rc_cmove -m copy -f [sync file]
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string strCmd = CServiceConfig::GetInstance()->GetRCCMoveCommand();
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struct stat fileStat;
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if (stat(strCmd.c_str(), &fileStat) < 0)
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{
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LOG(LERR, "RC MOVE Commnad not found.[%s]", strCmd.c_str());
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if (getppid() > 1)
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{
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kill(getppid(), SIGTERM);
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}
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return -101;
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}
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if (called)
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{
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strCmd = strCmd + " -m copy -f " + m_info.file_sync_name;
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string out;
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r = getCommand(strCmd, out);
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}
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else
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{
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char *argv[8];
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argv[0] = (char *)strCmd.c_str();
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argv[1] = (char *)"-m";
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argv[2] = (char *)"copy";
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argv[3] = (char *)"-f";
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argv[4] = (char *)m_info.file_sync_name.c_str();
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argv[5] = (char *)"2>&1";
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argv[6] = (char *)"&";
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argv[7] = NULL;
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r = callAnother(argv);
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}
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if (r != 0)
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LOG(LERR, "Fialed rc_cmove.[%s]", strCmd.c_str());
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return 0;
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}
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