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ahitrov |
#!/usr/bin/perl -w |
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use strict; |
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umask (002); |
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my $ROOT=$ENV{HOME}."/Contenido/usr/projects/promosuite/services/loader"; |
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my $DATAROOT=$ENV{HOME}."/Contenido/var/projects/promosuite/loader"; |
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my $WDIR="$DATAROOT/incom/"; |
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my $EDIR="$DATAROOT/error/"; |
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my $PDIR="$DATAROOT/done/"; |
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my $PIDF="$DATAROOT/logs/smaild.lock"; |
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my $LOGF="$DATAROOT/logs/smaild.log"; |
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#my $EXTCOM="$ROOT/bin/msgbody \| $ROOT/bin/loader"; |
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my $EXTCOM="$ROOT/bin/load.sh"; |
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my $MAXDTM=900; |
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my $N2proc=150; |
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## Locking |
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my ($errcode,$errmsg)=proc_lock($PIDF,$MAXDTM); |
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if ($errcode==1){ |
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die $errmsg; |
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} |
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elsif ($errcode==2){ |
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warn $errmsg; |
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exit; |
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} |
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elsif ($errcode==3){ |
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# warn "previous incarnation is running"; |
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exit; |
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} |
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#open log file |
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my $Stm=time(); |
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my $Stmstr=scalar(localtime($Stm)); |
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my $PK="$Stm.$$"; |
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my $log2stderr=0; |
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if (open(LOG,">>$LOGF")){ |
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select LOG; |
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$|=1; |
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select STDOUT; |
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} |
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else{ |
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warn "Can\'t open log file $LOGF: $!\nlogging to STDERR"; |
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$log2stderr=1; |
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open (LOG,">&=STDERR"); |
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} |
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#starting |
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print LOG "$PK\t$Stm\t$Stmstr\tStarted\n"; |
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my $tm=time(); |
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my $tmstr=scalar(localtime($tm)); |
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print LOG "$PK\t$tm\t$tmstr\tScanning workdir $WDIR for new files\n"; |
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my %tmpf; |
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my @files; |
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if (opendir(DIR,$WDIR)){ |
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my $totN=0; |
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while (defined(my $f=readdir(DIR))){ |
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next if ($f eq '.'); |
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next if ($f eq '..'); |
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my ($part_tm,$part_pid,$part_rand,$part_prior)=split(/\./,$f); |
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$tmpf{$f}{p}=$part_prior; |
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$tmpf{$f}{tm}=$part_tm; |
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$totN++; |
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} |
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closedir DIR; |
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if ($totN){ |
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@files=sort { |
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if ($tmpf{$a}{p} < $tmpf{$b}{p}){ |
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return 1; |
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} |
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elsif ($tmpf{$a}{p} > $tmpf{$b}{p}){ |
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return -1; |
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} |
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else{ |
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return $tmpf{$a}{tm}<=>$tmpf{$b}{tm}; |
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} |
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} keys (%tmpf); |
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$tm=time(); |
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$tmstr=scalar(localtime()); |
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my $procN=$totN; |
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if ($N2proc<$totN){ |
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@files=splice(@files,0,$N2proc); |
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$procN=$N2proc; |
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} |
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print LOG "$PK\t$tm\t$tmstr\t$totN files in workdir, $procN of them will be processed\n"; |
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# map {print "$_\n"} @files; |
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foreach my $f (@files){ |
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$tm=time(); |
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$tmstr=scalar(localtime()); |
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my $proc_started_tm=$tm; |
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print LOG "$PK\t$tm\t$tmstr\tProcessing $f by $EXTCOM\n"; |
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my $err=system("$EXTCOM < $WDIR$f"); |
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$tm=time(); |
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$tmstr=scalar(localtime()); |
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unless ($err){ |
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my $proc_l=$tm - $proc_started_tm; |
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print LOG "$PK\t$tm\t$tmstr\tFile $f processed [$proc_l s]\n"; |
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unless (rename("$WDIR$f","$PDIR$f")){ |
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print LOG "$PK\t$tm\t$tmstr\tError: Can\'t move $WDIR$f to $PDIR$f: $!\n"; |
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warn "Can\'t move $WDIR$f to $PDIR$f: $!" unless($log2stderr); |
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} |
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} |
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else{ |
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print LOG "$PK\t$tm\t$tmstr\tError: processing $f by $EXTCOM: $!: $?\n"; |
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warn "$PK\t$tm\t$tmstr\tError: processing $f by $EXTCOM: $!: $?" unless ($log2stderr); |
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if (rename("$WDIR$f","$EDIR$f")){ |
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print LOG "$PK\t$tm\t$tmstr\t$f moved to $EDIR\n"; |
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} |
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else{ |
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warn "Can\'t move $WDIR$f to $EDIR$f: $!"; |
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} |
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} |
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} |
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} |
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else{ |
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$tm=time(); |
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$tmstr=scalar(localtime()); |
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print LOG "$PK\t$tm\t$tmstr\tWorkdir $WDIR is empty\n"; |
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} |
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} |
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else{ |
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$tm=time(); |
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$tmstr=scalar(localtime($tm)); |
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print LOG "$PK\t$tm\t$tmstr\tError: Can\'t open dir $WDIR for scanning: $!\n"; |
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warn "Can\'t open dir $WDIR for scanning: $!" unless ($log2stderr); |
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} |
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$tm=time(); |
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$tmstr=scalar(localtime()); |
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print LOG "$PK\t$tm\t$tmstr\tFinished\n"; |
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unless ($log2stderr){ |
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close LOG; |
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} |
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## Unlocking; |
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unlink ($PIDF) || die "Can\'t unlink $PIDF: $!"; |
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sub proc_lock{ |
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my ($pidfn,$maxDTM)=@_; |
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my $stm=time(); |
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if (-e $pidfn){ |
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if (open(F,$pidfn)){ |
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my $str=<F>; |
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close F; |
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return (1,"empty pid file $pidfn") unless(defined($str)); |
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my ($ppstm,$pppid)=split(/\t/,$str) if ($str); |
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return (1,"No proc with pid $pppid") unless (kill(0,$pppid)); |
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my $ctm=time(); |
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my $dtm=$ctm-$ppstm; |
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if (($ctm-$ppstm)>$maxDTM){ |
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return (2,"Previous proc [pid=$pppid;started: ".scalar(localtime($ppstm))."] working more then $maxDTM secs"); |
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} |
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return (3,''); |
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} |
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else{ |
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my $pidfm=(stat($pidfn))[2]; |
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return (1,"Can\'t open $pidfn [mode=$pidfm]: $!"); |
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} |
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} |
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else{ |
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if (open(F,">$pidfn")){ |
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select F; |
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$|=1; |
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select STDOUT; |
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print F "$stm\t$$"; |
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close F; |
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} |
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else{ |
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return (1,"Can\'t open $pidfn: $!"); |
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} |
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} |
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return 0; |
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} |
