/**
* 任务命令解析
* 实现父类的纯虚函数
*/
bool LzBackupQueue::parseMsg(QString msg)
{
QStringList strList = msg.split(",", QString::SkipEmptyParts);
int msgid = strList.value(0).toInt();
qDebug() << "msgid= " << msgid;
if (msgid > 3000)
{
switch(msgid)
{
case 3001: // 3001,filename=xxx,tunnelid=xx,isinterrupted=false(true),interruptedfilepos=xx,beginfc=xx,endfc=xx
{
if (strList.length() < 7 || !strList.at(1).startsWith("filename") || !strList.at(2).startsWith("tunnelid") || !strList.at(3).startsWith("isinterrupted")
|| !strList.at(4).startsWith("interruptedfilepos") || !strList.at(5).startsWith("beginfc") || !strList.at(6).startsWith("endfc"))
{
qDebug() << tr("解析字符出错") << msg;
return false;
}
QString filename = strList.at(1).mid(9);
int tunnelid = strList.at(2).mid(9).toInt();
current_tunnelid = tunnelid;
QString isinterruptstr = strList.at(3).mid(14);
bool isinterrupt = false;
if (isinterruptstr.compare("true") == 0)
isinterrupt = true;
qint64 interruptfilepos = strList.at(4).mid(19).toLongLong();
qint64 beginfc = strList.at(5).mid(8).toLongLong();
qint64 endfc = strList.at(6).mid(6).toLongLong();
if (isinterrupt)
emit signalParsedMsgToSlave(tr("[主控] 命令:开始备份文件为%1，文件起始帧号%2，终止帧号%3，从中断位置%4帧开始").arg(filename).arg(beginfc).arg(endfc).arg(interruptfilepos));
else
emit signalParsedMsgToSlave(tr("[主控] 命令:开始备份文件为%1，文件起始帧号%2，终止帧号%3，从头开始").arg(filename).arg(beginfc).arg(endfc));
// 确认开始备份
backup_feedbackStartToMaster(filename, tunnelid, beginfc, endfc);
// 备份该隧道
int ret = backup_start(filename, tunnelid, isinterrupt, interruptfilepos);
if (ret != 0)
endMsg();
break;
}
case 3401://暂停备份
{
qDebug() << QObject::tr("[主控] 命令:暂停备份");
/************TODO*************/
backup_suspend();
emit signalParsedMsgToSlave(tr("[主控] 命令:暂停备份"));
break;
}
default: return false;
}
}
return true;
}
// main
int main(int argc, char *argv[])
{
// arg analysis
invocation_name = argv[0];
bool bdeamon = false;
const Arg_parser::Option options[] =
{
{ 'v', "version", Arg_parser::no },
{ 'h', "help", Arg_parser::no },
{ 256, "deamon", Arg_parser::no }};
const Arg_parser parser( argc, argv, options );
if( parser.error().size() )
{ show_error( parser.error().c_str(), 0, true ); return BK_ERROR; }
for( int argind = 0; argind < parser.arguments(); ++argind )
{
const int code = parser.code( argind );
switch( code )
{
case 'v': print_version(); return 0;
case 'h': show_help(); return 0;
case 256: bdeamon = true; break;
default : internal_error( "uncaught option" );
}
}
if(bdeamon)
{
setdeamon();
string db, ip, user, psw;
get_dbconfig(db, ip, user, psw);
if (backup_init(db.c_str(), ip.c_str(), user.c_str(), psw.c_str()) != 0)
//if (backup_init("backup", "127.0.0.1", "root", "root") != 0)
{
cout << "init backupd error "<< endl;
return 0;
}
backup_start();
while(_running) sleep(10);
}
else
{
Gtk::Main kit(argc, argv);
BackupMain window;
//Shows the window and returns when it is closed.
Gtk::Main::run(window);
backup_stop();
}
return 0;
}
int
copy_main (int argc, char **argv)
{
char source_a[PATH_MAX], source_b[PATH_MAX];
char dest_a[PATH_MAX], dest_b[PATH_MAX];
char *tmp;
struct backup_info *info_b, *info_r;
int opt, loop, thresh = 0, threshopt = 0;
unsigned int varsize = 0, swapsize = 0;
unsigned int bflags = BF_BACKUPVAR, rflags = 0;
int quiet = 0;
int bswap = 0;
int expand = 0;
int expandscale = 2;
tivo_partition_direct ();
while ((opt = getopt (argc, argv, "hqf:L:tTaspxr:v:S:lbBzE")) > 0)
{
switch (opt)
{
case 'q':
quiet++;
break;
case 's':
bflags |= BF_SHRINK;
break;
case 'E':
bflags |= BF_TRUNCATED;
break;
case 'f':
if (threshopt)
{
fprintf (stderr, "%s: -f and -%c cannot be used together\n", argv[0], threshopt);
return 1;
}
threshopt = loop;
thresh = strtoul (optarg, &tmp, 10);
if (*tmp)
{
fprintf (stderr, "%s: Non integer argument to -f\n", argv[0]);
return 1;
}
break;
case 'L':
if (threshopt)
{
fprintf (stderr, "%s: -l and -%c cannot be used together\n", argv[0], threshopt);
return 1;
}
threshopt = loop;
thresh = strtoul (optarg, &tmp, 10);
thresh *= 1024 * 2;
bflags |= BF_THRESHSIZE;
if (*tmp)
{
fprintf (stderr, "%s: Non integer argument to -L\n", argv[0]);
return 1;
}
break;
case 't':
bflags |= BF_THRESHTOT;
break;
case 'T':
bflags |= BF_STREAMTOT;
break;
case 'a':
if (threshopt)
{
fprintf (stderr, "%s: -a and -%c cannot be used together\n", argv[0], threshopt);
return 1;
}
threshopt = loop;
thresh = ~0;
break;
case 'v':
bflags &= ~BF_BACKUPVAR;
varsize = strtoul (optarg, &tmp, 10);
varsize *= 1024 * 2;
if (tmp && *tmp)
{
fprintf (stderr, "%s: Integer argument expected for -v.\n", argv[0]);
return 1;
}
break;
case 'S':
swapsize = strtoul (optarg, &tmp, 10);
swapsize *= 1024 * 2;
if (tmp && *tmp)
{
fprintf (stderr, "%s: Integer argument expected for -s.\n", argv[0]);
return 1;
}
break;
case 'z':
rflags |= RF_ZEROPART;
break;
case 'b':
if (bswap != 0)
{
fprintf (stderr, "%s: Only one byte swapping option (-b/-B) allowed.\n", argv[0]);
return 1;
}
bswap = -1;
break;
case 'B':
if (bswap != 0)
{
fprintf (stderr, "%s: Only one byte swapping option (-b/-B) allowed.\n", argv[0]);
return 1;
}
bswap = 1;
break;
case 'p':
rflags |= RF_BALANCE;
break;
case 'l':
rflags |= RF_NOFILL;
break;
case 'x':
expand = 1;
break;
case 'r':
expandscale = strtoul (optarg, &tmp, 10);
if (tmp && *tmp)
{
fprintf (stderr, "%s: Integer argument expected for -r.\n", argv[0]);
return 1;
}
if (expandscale < 0 || expandscale > 4)
{
fprintf (stderr, "%s: Scale value for -r must be in the range 0 to 4.\n", argv[0]);
return 1;
}
break;
default:
copy_usage (argv[0]);
return 1;
}
}
// Split out the drive names
source_a[0] = 0;
source_b[0] = 0;
dest_a[0] = 0;
dest_b[0] = 0;
if (argc - optind < 4)
{
if (optind < argc)
{
get_drives (argv[optind++], source_a, source_b);
}
if (optind < argc)
{
get_drives (argv[optind++], dest_a, dest_b);
}
}
else
{
// Special case for convenience - 2 source and 2 target named
strcpy (source_a, argv[optind++]);
strcpy (source_b, argv[optind++]);
strcpy (dest_a, argv[optind++]);
strcpy (dest_b, argv[optind++]);
}
if (optind < argc || !*source_a || !*dest_a)
{
copy_usage (argv[0]);
return 1;
}
if (expand > 0)
rflags |= RF_NOFILL;
info_b = init_backup (source_a, source_b, bflags);
// Try to continue anyway despite error.
if (bflags & BF_TRUNCATED && backup_has_error (info_b))
{
backup_perror (info_b, "WARNING");
fprintf (stderr, "Attempting copy anyway\n");
backup_check_truncated_volume (info_b);
if (info_b && backup_has_error (info_b))
{
backup_perror (info_b, "Copy source");
return 1;
}
}
if (info_b && backup_has_error (info_b))
{
backup_perror (info_b, "Copy source");
fprintf (stderr, "To attempt copy anyway, try again with -E. -s is implied by -E.\n");
return 1;
}
info_r = init_restore (rflags);
if (info_r && restore_has_error (info_r))
{
restore_perror (info_r, "Copy target");
return 1;
}
if (!info_b || !info_r)
{
fprintf (stderr, "%s: Copy failed to start. Make sure you specified the right\ndevices, and that the drives are not locked.\n", argv[0]);
return 1;
}
else
{
unsigned starttime;
char buf[BUFSIZE];
unsigned int curcount = 0;
int nread, nwrit;
if (threshopt)
backup_set_thresh (info_b, thresh);
if (varsize)
restore_set_varsize (info_r, varsize);
if (swapsize)
restore_set_swapsize (info_r, swapsize);
if (bswap)
restore_set_bswap (info_r, bswap);
if (quiet < 2)
fprintf (stderr, "Scanning source drive. Please wait a moment.\n");
if (backup_start (info_b) < 0)
{
if (backup_has_error (info_b))
backup_perror (info_b, "Copy source");
else
fprintf (stderr, "Copy source failed.\n");
return 1;
}
// Fill the buffer up to start. Restore needs some information to bootstrap
// the process.
while (curcount < BUFSIZE && (nread = backup_read (info_b, buf, BUFSIZE - curcount)) > 0)
{
curcount += nread;
}
if (curcount < BUFSIZE)
{
if (backup_has_error (info_b))
backup_perror (info_b, "Copy source");
else
fprintf (stderr, "Copy source failed.\n");
return 1;
}
nread = curcount;
nwrit = restore_write (info_r, buf, nread);
if (nwrit < 0)
{
if (restore_has_error (info_r))
restore_perror (info_r, "Copy target");
else
fprintf (stderr, "Copy target failed.\n");
return 1;
}
if (restore_trydev (info_r, dest_a, dest_b) < 0)
{
if (restore_has_error (info_r))
restore_perror (info_r, "Copy target");
else
fprintf (stderr, "Copy target failed.\n");
return 1;
}
if (restore_start (info_r) < 0)
{
if (restore_has_error (info_r))
restore_perror (info_r, "Copy target");
else
fprintf (stderr, "Copy target failed.\n");
return 1;
}
if (restore_write (info_r, buf + nwrit, nread - nwrit) != nread - nwrit)
{
if (restore_has_error (info_r))
restore_perror (info_r, "Copy target");
else
fprintf (stderr, "Copy target failed.\n");
return 1;
}
starttime = time (NULL);
fprintf (stderr, "Starting copy\nSize: %d megabytes\n", info_r->nsectors / 2048);
while ((curcount = backup_read (info_b, buf, BUFSIZE)) > 0)
{
unsigned int prcnt, compr;
if (restore_write (info_r, buf, curcount) != curcount)
{
if (quiet < 1)
fprintf (stderr, "\n");
if (restore_has_error (info_r))
restore_perror (info_r, "Copy source");
else
fprintf (stderr, "Copy source failed.\n");
return 1;
}
prcnt = get_percent (info_r->cursector, info_r->nsectors);
if (quiet < 1)
{
unsigned timedelta = time(NULL) - starttime;
fprintf (stderr, "\rCopying %d of %d mb (%d.%02d%%)", info_r->cursector / 2048, info_r->nsectors / 2048, prcnt / 100, prcnt % 100);
if (prcnt > 100 && timedelta > 15)
{
unsigned ETA = timedelta * (10000 - prcnt) / prcnt;
fprintf (stderr, " %d mb/sec (ETA %d:%02d:%02d)", info_r->cursector / timedelta / 2048, ETA / 3600, ETA / 60 % 60, ETA % 60);
}
}
}
if (quiet < 1)
fprintf (stderr, "\n");
if (backup_has_error (info_b))
{
backup_perror (info_b, "Copy source");
return 1;
}
if (restore_has_error (info_r))
{
restore_perror (info_r, "Copy target");
return 1;
}
}
if (backup_finish (info_b) < 0)
{
if (backup_has_error (info_b))
backup_perror (info_b, "Copy source");
else
fprintf (stderr, "Copy source failed.\n");
return 1;
}
if (info_b->back_flags & BF_TRUNCATED)
{
fprintf (stderr, "***WARNING***\nCopy was made of an incomplete volume. While the copy succeeded,\nit is possible there was some required data missing. Verify your copy.\n");
}
if (quiet < 2)
fprintf (stderr, "Cleaning up target. Please wait a moment.\n");
if (restore_finish (info_r) < 0)
{
if (restore_has_error (info_r))
restore_perror (info_r, "Copy target");
else
fprintf (stderr, "Copy target failed.\n");
return 1;
}
if (quiet < 2)
fprintf (stderr, "Copy done!\n");
if (expand > 0)
{
int blocksize = 0x800;
struct mfs_handle *mfshnd;
expand = 0;
mfshnd = mfs_init (dest_a, dest_b, O_RDWR);
if (!mfshnd)
{
fprintf (stderr, "Drive expansion failed.\n");
return 1;
}
if (mfs_has_error (mfshnd))
{
mfs_perror (mfshnd, "Target expand");
return 1;
}
while (expandscale-- > 0)
blocksize *= 2;
if (tivo_partition_largest_free (dest_a) > 1024 * 1024 * 2)
{
if (expand_drive (mfshnd, "/dev/hda", dest_a, blocksize) < 0)
{
if (mfs_has_error (mfshnd))
mfs_perror (mfshnd, "Expand drive A");
else
fprintf (stderr, "Drive A expansion failed.\n");
return 1;
}
expand++;
}
if (dest_b[0] && tivo_partition_largest_free (dest_b) > 1024 * 1024 * 2)
{
if (expand_drive (mfshnd, "/dev/hdb", dest_b, blocksize) < 0)
{
if (mfs_has_error (mfshnd))
mfs_perror (mfshnd, "Expand drive B");
else
fprintf (stderr, "Drive B expansion failed.\n");
return 1;
}
expand++;
}
if (!expand)
{
fprintf (stderr, "Not enough extra space to expand on A drive%s.\n", dest_b[0]? " or B drive": "");
}
}
return 0;
}
