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davidg |
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# @(#)$Id$ |
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# ########################################################################### |
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# Fetch-CRL3 logging support |
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package FCLog; |
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use Sys::Syslog; |
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# Syntax: |
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# $log = CL->new( [outputmode=qualified,cache,direct,syslog] ) |
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# $log->destadd( destination [,facility] ) |
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# $log->destremove ( destination ) |
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# $log->setverbose( level ) |
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# $log->setdebug( level ) |
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# $log->setwarnings( 0|1 ) |
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# $log->debug( level, message ...) |
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# $log->verb( level, message ...) |
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# $log->warn( level, message ...) |
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# $log->err( level, message ...) |
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# $log->clear( ) |
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# $log->flush( ) |
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# $log->exitstatus( ) |
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# |
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sub new { |
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my $self = shift; |
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my $obref = {}; bless $obref; |
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$obref->{"debug"} = 0; |
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$obref->{"verbose"} = 0; |
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$obref->{"messagecache"} = (); |
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$obref->{"warnings"} = 1; |
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$obref->{"errors"} = 1; |
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$obref->{"warncount"} = 0; |
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$obref->{"errorcount"} = 0; |
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$obref->{"syslogfacility"} = "daemon"; |
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while ( my $mode = shift ) { |
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$obref->destadd($mode); |
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} |
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return $obref; |
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} |
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sub destadd { |
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my $self = shift; |
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my $mode = shift; |
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my $facility = (shift or $self->{"syslogfacility"}); |
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return 0 unless defined $mode; |
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$self->{"logmode"}{$mode} = 1; |
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if ( $mode eq "syslog" ) { |
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my $progname = $0; |
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$progname =~ s/^.*\///; |
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$self->{"syslogfacility"} = $facility; |
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openlog($progname,"nowait,pid", $facility); |
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} |
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return 1; |
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} |
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sub destremove { |
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my $self = shift; |
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my $ok = 1; |
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my $mode = shift; |
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$self->{"logmode"} = {} and return 1 if (defined $mode and $mode eq "all"); |
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unshift @_,$mode; |
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while ( my $mode = shift ) { |
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if ( defined $self->{"logmode"}{$mode} ) { |
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closelog() if $mode eq "syslog"; |
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delete $self->{"logmode"}{$mode}; |
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} else { |
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$ok=0; |
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} |
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} |
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return $ok; |
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} |
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sub setverbose { |
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my ($self,$level) = @_; |
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my $oldlevel = $self->{"verbose"}; |
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$self->{"verbose"} = 0+$level; |
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return $oldlevel; |
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} |
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sub getverbose { |
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my ($self) = @_; |
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return $self->{"verbose"}; |
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} |
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sub setdebug { |
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my ($self,$level) = @_; |
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my $oldlevel = $self->{"debug"}; |
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$self->{"debug"} = $level; |
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return $oldlevel; |
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} |
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sub getdebug { |
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my ($self) = @_; |
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return $self->{"debug"}; |
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} |
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sub setwarnings { |
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my ($self,$level) = @_; |
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my $oldlevel = $self->{"warnings"}; |
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$self->{"warnings"} = $level; |
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return $oldlevel; |
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} |
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sub getwarnings { |
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my ($self) = @_; |
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return $self->{"warnings"}; |
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} |
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sub geterrors { |
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my ($self) = @_; |
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return $self->{"errors"}; |
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} |
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sub seterrors { |
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my ($self,$level) = @_; |
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my $oldlevel = $self->{"errors"}; |
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$self->{"errors"} = $level; |
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return $oldlevel; |
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} |
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sub verb($$$) { |
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my $self = shift; |
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my $level = shift; |
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return 1 unless ( $level <= $self->{"verbose"} ); |
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my $message = "@_"; |
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$self->output("VERBOSE($level)",$message); |
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return 1; |
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} |
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sub debug($$$) { |
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my $self = shift; |
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my $level = shift; |
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return 1 unless ( $level <= $self->{"debug"} ); |
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my $message = "@_"; |
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$self->output("DEBUG($level)",$message); |
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return 1; |
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} |
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sub warn($@) { |
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my $self = shift; |
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return 1 unless ( $self->{"warnings"} ); |
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$self->{"warningcount"}++; |
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my $message = "@_"; |
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$self->output("WARN",$message); |
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return 1; |
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} |
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sub err($@) { |
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my $self = shift; |
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my $message = "@_"; |
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return 1 unless ( $self->{"errors"} ); |
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$self->output("ERROR",$message); |
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$self->{"errorcount"}++; |
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return 1; |
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} |
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sub output($$@) { |
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my ($self,$label,@message) = @_; |
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return 0 unless defined $label and @message; |
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my $message = join " ",@message; |
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print "" . ($label?"$label ":"") . "$message\n" |
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if ( defined $self->{"logmode"}{"qualified"} ); |
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push @{$self->{"messagecache"}},"" . ($label?"$label ":"") . "$message\n" |
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if ( defined $self->{"logmode"}{"cache"} ); |
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print "$message\n" |
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if ( defined $self->{"logmode"}{"direct"} ); |
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if ( defined $self->{"logmode"}{"syslog"} ) { |
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my $severity = "LOG_INFO"; |
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$severity = "LOG_NOTICE" if $label eq "WARN"; |
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$severity = "LOG_ERR" if $label eq "ERROR"; |
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$severity = "LOG_DEBUG" if $label =~ /^VERBOSE/; |
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$severity = "LOG_DEBUG" if $label =~ /^DEBUG/; |
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syslog($severity, "%s", $message); |
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} |
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return 1; |
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} |
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sub clear($) { |
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my $self = shift; |
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$self->{"messagecache"} = (); |
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return 1; |
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} |
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sub flush($) { |
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my $self = shift; |
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foreach my $s ( @{$self->{"messagecache"}} ) { |
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print $s; |
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} |
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$self->{"messagecache"} = (); |
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$self->{"errorcount"} and $self->{"errors"} and return 0; |
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$self->{"warningcount"} and $self->{"warnings"} and return 1; |
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return 1; |
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} |
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sub cleanse($) { |
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my $self = shift; |
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$self->{"messagecache"} = (); |
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$self->{"errorcount"} = 0; |
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$self->{"warningcount"} = 0; |
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$self->{"logmode"} = {}; |
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return 1; |
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} |
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sub exitstatus($) { |
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my $self = shift; |
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$self->{"errorcount"} and $self->{"errors"} and return 1; |
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return 0; |
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} |
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1; |