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package Frey::Shell::Log; |
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use Moose; |
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|
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extends 'Frey'; |
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with 'Frey::Web'; |
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|
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use DateTime::Locale; |
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|
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has log_command => ( |
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is => 'rw', |
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isa => 'Str', |
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# required => 1, |
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default => 'tail /var/log/daemon.log', |
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); |
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|
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has from_datetime => ( |
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is => 'rw', |
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isa => 'Str', |
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); |
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|
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has to_datetime => ( |
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is => 'rw', |
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isa => 'Str', |
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); |
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|
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# we don't use DateTime because it's huge overhead for every log line |
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my $month2nr; |
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{ |
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my @months = @{ DateTime::Locale->load('en_US')->month_abbreviations }; |
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warn "# months ", join(',',@months); |
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|
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foreach my $i ( 0 .. $#months ) { |
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$month2nr->{ lc($months[$i]) } = $i + 1; |
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} |
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} |
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|
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sub as_sponge { |
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my ($self) = @_; |
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|
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my $cmd = $self->log_command; |
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warn "# cmd: $cmd"; |
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|
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my @rows; |
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|
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my $from = $self->from_datetime; |
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my $to = $self->to_datetime; |
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|
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my $stats = { |
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from => $from, |
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to => $to, |
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}; |
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|
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warn "# stats ",$self->dump( $stats ); |
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|
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my $yyyy = (localtime(time))[5] + 1900; |
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|
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open(my $fh, '-|', $cmd) || die "can't open pipe to $cmd $!"; |
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while(<$fh>) { |
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chomp; |
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|
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if ( m{^(\w\w\w) (\d\d) (\d\d:\d\d:\d\d) (.+)} ) { |
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my $message = $4; |
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my $mm = $month2nr->{lc($1)} || die "month $1 unknown"; |
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my $dt = sprintf("%04d-%02d-%02d %s", $yyyy, $mm, $2, $3, $4); |
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if ( $from && $dt lt $from ) { |
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$stats->{before_from}++; |
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next; |
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} |
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if ( $to && $dt gt $to ) { |
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$stats->{after_to}++; |
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next; |
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} |
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push @rows, [ $dt, $message ]; |
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$stats->{rows}++; |
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} else { |
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warn "# skip $_\n"; |
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$stats->{skipped}++; |
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} |
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} |
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|
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warn "# stats ",$self->dump( $stats ); |
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|
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return { |
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NAME => [ 'date', 'message' ], |
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rows => [ sort { $a->[0] cmp $b->[0] } @rows ], |
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stats => $stats, |
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} |
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} |
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|
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1; |