diff options
| -rw-r--r--[-rwxr-xr-x] | loadbars | 1112 |
1 files changed, 556 insertions, 556 deletions
@@ -25,28 +25,28 @@ use threads; use threads::shared; use constant { - VERSION => 'loadbars v0.4.0-master', - Copyright => '2010 - 2012 (c) Paul Buetow <loadbars@mx.buetow.org>', - CSSH_CONFFILE => '/etc/clusters', + VERSION => 'loadbars v0.4.0-master', + Copyright => '2010 - 2012 (c) Paul Buetow <loadbars@mx.buetow.org>', + CSSH_CONFFILE => '/etc/clusters', CSSH_MAX_RECURSION => 10, COLOR_DEPTH => 8, - BLACK => SDL::Color->new(-r => 0x00, -g => 0x00, -b => 0x00), - BLUE0=> SDL::Color->new(-r => 0x00, -g => 0x00, -b => 0xff), - BLUE => SDL::Color->new(-r => 0x00, -g => 0x00, -b => 0x88), - GREEN => SDL::Color->new(-r => 0x00, -g => 0x90, -b => 0x00), - ORANGE => SDL::Color->new(-r => 0xff, -g => 0x70, -b => 0x00), - PURPLE => SDL::Color->new(-r => 0xa0, -g => 0x20, -b => 0xf0), - RED => SDL::Color->new(-r => 0xff, -g => 0x00, -b => 0x00), - WHITE => SDL::Color->new(-r => 0xff, -g => 0xff, -b => 0xff), - GREY0 => SDL::Color->new(-r => 0x11, -g => 0x11, -b => 0x11), - GREY => SDL::Color->new(-r => 0xaa, -g => 0xaa, -b => 0xaa), - YELLOW0 => SDL::Color->new(-r => 0xff, -g => 0xa0, -b => 0x00), - YELLOW => SDL::Color->new(-r => 0xff, -g => 0xc0, -b => 0x00), - SYSTEM_BLUE0 => 30, - USER_ORANGE => 70, - USER_YELLOW0 => 50, - NULL => 0, - DEBUG => 0, + BLACK => SDL::Color->new(-r => 0x00, -g => 0x00, -b => 0x00), + BLUE0=> SDL::Color->new(-r => 0x00, -g => 0x00, -b => 0xff), + BLUE => SDL::Color->new(-r => 0x00, -g => 0x00, -b => 0x88), + GREEN => SDL::Color->new(-r => 0x00, -g => 0x90, -b => 0x00), + ORANGE => SDL::Color->new(-r => 0xff, -g => 0x70, -b => 0x00), + PURPLE => SDL::Color->new(-r => 0xa0, -g => 0x20, -b => 0xf0), + RED => SDL::Color->new(-r => 0xff, -g => 0x00, -b => 0x00), + WHITE => SDL::Color->new(-r => 0xff, -g => 0xff, -b => 0xff), + GREY0 => SDL::Color->new(-r => 0x11, -g => 0x11, -b => 0x11), + GREY => SDL::Color->new(-r => 0xaa, -g => 0xaa, -b => 0xaa), + YELLOW0 => SDL::Color->new(-r => 0xff, -g => 0xa0, -b => 0x00), + YELLOW => SDL::Color->new(-r => 0xff, -g => 0xc0, -b => 0x00), + SYSTEM_BLUE0 => 30, + USER_ORANGE => 70, + USER_YELLOW0 => 50, + NULL => 0, + DEBUG => 0, }; $| = 1; @@ -60,19 +60,19 @@ my %C : shared; # Setting defaults %C = ( - title => Loadbars::VERSION . ' (press h for help on stdout)', + title => Loadbars::VERSION . ' (press h for help on stdout)', average => 15, - showcores => 0, - cpuregexp => 'cpu', - factor => 1, - extended => 0, - displaytxt => 1, - displaytxthost => 0, - inter => 0.1, - samples => 1000, - sshopts => '', - width => 1250, - height => 230, + showcores => 0, + cpuregexp => 'cpu', + factor => 1, + extended => 0, + displaytxt => 1, + displaytxthost => 0, + inter => 0.1, + samples => 1000, + sshopts => '', + width => 1250, + height => 230, ); # Quick n dirty helpers @@ -93,392 +93,392 @@ sub norm ($) { sub parse_cpu_line ($) { my $line = shift; - my ($name, %load); + my ($name, %load); - ($name, @load{qw(user nice system idle iowait irq softirq steal guest)}) = split ' ', $line; + ($name, @load{qw(user nice system idle iowait irq softirq steal guest)}) = split ' ', $line; $load{steal} = 0 unless defined $load{steal}; $load{guest} = 0 unless defined $load{guest}; - $load{TOTAL} = sum @load{qw(user nice system idle iowait irq softirq steal guest)}; + $load{TOTAL} = sum @load{qw(user nice system idle iowait irq softirq steal guest)}; - return ($name, \%load); + return ($name, \%load); } sub thread_get_stats ($;$) { - my ($host, $user) = @_; - $user = defined $user ? "-l $user" : ''; - - my ($sigusr1, $quit) = (0, 0); - my $loadavgexp = qr/(\d+\.\d{2}) (\d+\.\d{2}) (\d+\.\d{2})/; - - for (;;) { - my $bash = <<"BASH"; - if [ -e /proc/stat ]; then - loadavg=/proc/loadavg - stat=/proc/stat - meminfo=/proc/meminfo - - for i in \$(seq $C{samples}); do - cat \$loadavg \$stat \$meminfo - sleep $C{inter} - done - else - loadavg=/compat/linux/proc/loadavg - stat=/compat/linux/proc/stat - - for i in \$(jot $C{samples}); do - cat \$loadavg \$stat - sleep $C{inter} - done - fi + my ($host, $user) = @_; + $user = defined $user ? "-l $user" : ''; + + my ($sigusr1, $quit) = (0, 0); + my $loadavgexp = qr/(\d+\.\d{2}) (\d+\.\d{2}) (\d+\.\d{2})/; + + for (;;) { + my $bash = <<"BASH"; + if [ -e /proc/stat ]; then + loadavg=/proc/loadavg + stat=/proc/stat + meminfo=/proc/meminfo + + for i in \$(seq $C{samples}); do + cat \$loadavg \$stat \$meminfo + sleep $C{inter} + done + else + loadavg=/compat/linux/proc/loadavg + stat=/compat/linux/proc/stat + + for i in \$(jot $C{samples}); do + cat \$loadavg \$stat + sleep $C{inter} + done + fi BASH - my $cmd = $host eq 'localhost' ? $bash - : "ssh $user -o StrictHostKeyChecking=no $C{sshopts} $host '$bash'"; + my $cmd = $host eq 'localhost' ? $bash + : "ssh $user -o StrictHostKeyChecking=no $C{sshopts} $host '$bash'"; - my $pid = open my $pipe, "$cmd |" or do { - say "Warning: $!"; - sleep 3; - next; - }; + my $pid = open my $pipe, "$cmd |" or do { + say "Warning: $!"; + sleep 3; + next; + }; - # Toggle CPUs - $SIG{USR1} = sub { $sigusr1 = 1 }; - my $cpuregexp = qr/$C{cpuregexp}/; + # Toggle CPUs + $SIG{USR1} = sub { $sigusr1 = 1 }; + my $cpuregexp = qr/$C{cpuregexp}/; - while (<$pipe>) { - if (/^$loadavgexp/) { - $AVGSTATS{$host} = "$1;$2;$3"; + while (<$pipe>) { + if (/^$loadavgexp/) { + $AVGSTATS{$host} = "$1;$2;$3"; - } elsif (/$cpuregexp/) { - my ($name, $load) = parse_cpu_line $_; - $CPUSTATS{"$host;$name"} = join ';', - map { $_ . '=' . $load->{$_} } - grep { defined $load->{$_} } keys %$load; - } + } elsif (/$cpuregexp/) { + my ($name, $load) = parse_cpu_line $_; + $CPUSTATS{"$host;$name"} = join ';', + map { $_ . '=' . $load->{$_} } + grep { defined $load->{$_} } keys %$load; + } - if ($sigusr1) { - $cpuregexp = qr/$C{cpuregexp}/; - $sigusr1 = 0; - } - } + if ($sigusr1) { + $cpuregexp = qr/$C{cpuregexp}/; + $sigusr1 = 0; + } + } - } + } - return undef; + return undef; } sub get_rect ($$) { - my ($rects, $name) = @_; + my ($rects, $name) = @_; - return $rects->{$name} if exists $rects->{$name}; - return $rects->{$name} = SDL::Rect->new(); + return $rects->{$name} if exists $rects->{$name}; + return $rects->{$name} = SDL::Rect->new(); } sub normalize_loads (%) { - my %loads = @_; + my %loads = @_; - return %loads unless exists $loads{TOTAL}; + return %loads unless exists $loads{TOTAL}; - my $total = $loads{TOTAL} == 0 ? 1 : $loads{TOTAL}; - return map { $_ => $loads{$_} / ($total / 100) } keys %loads; + my $total = $loads{TOTAL} == 0 ? 1 : $loads{TOTAL}; + return map { $_ => $loads{$_} / ($total / 100) } keys %loads; } sub get_cpuaverage ($@) { - my ($factor, @loads) = @_; - my (%cpumax, %cpuaverage); + my ($factor, @loads) = @_; + my (%cpumax, %cpuaverage); - for my $l (@loads) { - for (keys %$l) { - $cpuaverage{$_} += $l->{$_}; + for my $l (@loads) { + for (keys %$l) { + $cpuaverage{$_} += $l->{$_}; $cpumax{$_} = $l->{$_} if not exists $cpumax{$_} or $cpumax{$_} < $l->{$_}; } - } + } - my $div = @loads / $factor; + my $div = @loads / $factor; for (keys %cpuaverage) { - $cpuaverage{$_} /= $div; - $cpumax{$_} /= $factor; + $cpuaverage{$_} /= $div; + $cpumax{$_} /= $factor; } - return (\%cpumax, \%cpuaverage); + return (\%cpumax, \%cpuaverage); } sub draw_background ($$) { - my ($app, $rects) = @_; - my $rect = get_rect $rects, 'background'; + my ($app, $rects) = @_; + my $rect = get_rect $rects, 'background'; - $rect->width($C{width}); - $rect->height($C{height}); - $app->fill($rect, Loadbars::BLACK); - $app->update($rect); + $rect->width($C{width}); + $rect->height($C{height}); + $app->fill($rect, Loadbars::BLACK); + $app->update($rect); - return undef; + return undef; } sub create_threads (@) { - return map { - $_->detach(); - $_; + return map { + $_->detach(); + $_; - } map { - threads->create('thread_get_stats', split /:/); + } map { + threads->create('thread_get_stats', split /:/); - } @_; + } @_; } sub main_loop ($@) { - my ($dispatch, @threads) = @_; - - my $app = SDL::App->new( - -title => $C{title}, - -icon_title => $C{title}, - -width => $C{width}, - -height => $C{height}, - -depth => Loadbars::COLOR_DEPTH, - -resizeable => 0, - ); - - SDL::Font->new('font.png')->use(); - - my $num_stats = keys %CPUSTATS; - - my $rects = {}; - my %prev_stats; - my %last_loads; - - my $redraw_background = 0; - my $font_height = 14; - - my $displayinfo_time = 5; - my $displayinfo_start = 0; - my $displayinfo : shared = ''; - my $infotxt : shared = ''; - my $quit : shared = 0; - - my ($t1, $t2) = (Time::HiRes::time(), undef); - my $event = SDL::Event->new(); - - my $event_thread = async { - for (;;) { - $event->pump(); - $event->poll(); - $event->wait(); - - my $type = $event->type(); - my $key_name = $event->key_name(); - - debugsay "Event type=$type key_name=$key_name" if Loadbars::DEBUG; - next if $type != 2; - - if ($key_name eq '1') { - $C{showcores} = !$C{showcores}; - set_showcores_regexp; - $_->kill('USR1') for @threads; - %AVGSTATS = (); - %CPUSTATS = (); - $displayinfo = 'Toggled CPUs'; - - } elsif ($key_name eq 'e') { - $C{extended} = !$C{extended}; - $displayinfo = 'Toggled extended display'; - - } elsif ($key_name eq 'h') { - say '=> Hotkeys to use in the SDL interface'; - say $dispatch->('hotkeys'); - $displayinfo = 'Hotkeys help printed on terminal stdout'; - - } elsif ($key_name eq 't') { - $C{displaytxt} = !$C{displaytxt}; - $displayinfo = 'Toggled text display'; - - } elsif ($key_name eq 'u') { - $C{displaytxthost} = !$C{displaytxthost}; - $displayinfo = 'Toggled number/hostname display'; - - } elsif ($key_name eq 'q') { - $quit = 1; - last; - - # Increase and decrease pairs - } elsif ($key_name eq 'a') { - ++$C{average}; - $displayinfo = "Set sample average to $C{average}"; - } elsif ($key_name eq 'y' or $key_name eq 'z') { - my $avg = $C{average}; - --$avg; - $C{average} = $avg > 1 ? $avg : 2; - $displayinfo = "Set sample average to $C{average}"; - - } elsif ($key_name eq 's') { - $C{factor} += 0.1; - $displayinfo = "Set scale factor to $C{factor}"; - } elsif ($key_name eq 'x' or $key_name eq 'z') { - $C{factor} -= 0.1; - $displayinfo = "Set scale factor to $C{factor}"; - - } elsif ($key_name eq 'd') { - $C{inter} += 0.1; - $displayinfo = "Set graph update interval to $C{inter}"; - } elsif ($key_name eq 'c' or $key_name eq 'z') { - my $int = $C{inter}; - $int -= 0.1; - $C{inter} = $int > 0 ? $int : 0.1; - $displayinfo = "Set graph update interval to $C{inter}"; - } - } - }; - - do { - my ($x, $y) = (0, 0); - my %is_host_summary; - - my $new_num_stats = keys %CPUSTATS; - - if ($new_num_stats != $num_stats) { - %prev_stats = (); - %last_loads = (); - - $num_stats = $new_num_stats; - $redraw_background = 1; - } - - # Avoid division by null - # Also substract 1 (each bar is followed by an 1px separator bar) - my $width = $C{width} / ($num_stats ? $num_stats : 1) - 1; - - my ($current_barnum, $current_corenum) = (-1, -1); - - for my $key (sort keys %CPUSTATS) { - ++$current_barnum; - ++$current_corenum; - my ($host, $name) = split ';', $key; - - next unless defined $CPUSTATS{$key}; - - my %stat = map { - my ($k, $v) = split '='; $k => $v - - } split ';', $CPUSTATS{$key}; - - unless (exists $prev_stats{$key}) { - $prev_stats{$key} = \%stat; - next; - } - - my $prev_stat = $prev_stats{$key}; - my %loads = null $stat{TOTAL} == null $prev_stat->{TOTAL} - ? %stat : map { - $_ => $stat{$_} - $prev_stat->{$_} - } keys %stat; - - $prev_stats{$key} = \%stat; - - %loads = normalize_loads %loads; - push @{$last_loads{$key}}, \%loads; - shift @{$last_loads{$key}} while @{$last_loads{$key}} >= $C{average}; - - my ($cpumax, $cpuaverage) = get_cpuaverage $C{factor}, @{$last_loads{$key}}; - - my %heights = map { - $_ => defined $cpuaverage->{$_} ? $cpuaverage->{$_} * ($C{height}/100) : 1 - } keys %$cpuaverage; - - my $is_host_summary = exists $is_host_summary{$host}; - - my $rect_separator = undef; - - my $rect_idle = get_rect $rects, "$key;idle"; - my $rect_steal = get_rect $rects, "$key;steal"; - my $rect_guest = get_rect $rects, "$key;guest"; - my $rect_irq = get_rect $rects, "$key;irq"; - my $rect_softirq = get_rect $rects, "$key;softirq"; - my $rect_nice = get_rect $rects, "$key;nice"; - my $rect_iowait = get_rect $rects, "$key;iowait"; - my $rect_user = get_rect $rects, "$key;user"; - my $rect_system = get_rect $rects, "$key;system"; - - my $rect_peak; - - unless ($is_host_summary || !$C{showcores}) { - $current_corenum = 0; - $rect_separator = get_rect $rects, "$key;separator"; - $rect_separator->width(1); - $rect_separator->height($C{height}); - $rect_separator->x($x-1); - $rect_separator->y(0); - $app->fill($rect_separator, Loadbars::GREY); - } - - $y = $C{height} - $heights{system}; - $rect_system->width($width); - $rect_system->height($heights{system}); - $rect_system->x($x); - $rect_system->y($y); - - $y -= $heights{user}; - $rect_user->width($width); - $rect_user->height($heights{user}); - $rect_user->x($x); - $rect_user->y($y); - - $y -= $heights{nice}; - $rect_nice->width($width); - $rect_nice->height($heights{nice}); - $rect_nice->x($x); - $rect_nice->y($y); - - $y -= $heights{idle}; - $rect_idle->width($width); - $rect_idle->height($heights{idle}); - $rect_idle->x($x); - $rect_idle->y($y); - - $y -= $heights{iowait}; - $rect_iowait->width($width); - $rect_iowait->height($heights{iowait}); - $rect_iowait->x($x); - $rect_iowait->y($y); - - $y -= $heights{irq}; - $rect_irq->width($width); - $rect_irq->height($heights{irq}); - $rect_irq->x($x); - $rect_irq->y($y); - - $y -= $heights{softirq}; - $rect_softirq->width($width); - $rect_softirq->height($heights{softirq}); - $rect_softirq->x($x); - $rect_softirq->y($y); - - $y -= $heights{guest}; - $rect_guest->width($width); - $rect_guest->height($heights{guest}); - $rect_guest->x($x); - $rect_guest->y($y); - - $y -= $heights{steal}; - $rect_steal->width($width); - $rect_steal->height($heights{steal}); - $rect_steal->x($x); - $rect_steal->y($y); - - my $all = 100 - $cpuaverage->{idle}; + my ($dispatch, @threads) = @_; + + my $app = SDL::App->new( + -title => $C{title}, + -icon_title => $C{title}, + -width => $C{width}, + -height => $C{height}, + -depth => Loadbars::COLOR_DEPTH, + -resizeable => 0, + ); + + SDL::Font->new('font.png')->use(); + + my $num_stats = keys %CPUSTATS; + + my $rects = {}; + my %prev_stats; + my %last_loads; + + my $redraw_background = 0; + my $font_height = 14; + + my $displayinfo_time = 5; + my $displayinfo_start = 0; + my $displayinfo : shared = ''; + my $infotxt : shared = ''; + my $quit : shared = 0; + + my ($t1, $t2) = (Time::HiRes::time(), undef); + my $event = SDL::Event->new(); + + my $event_thread = async { + for (;;) { + $event->pump(); + $event->poll(); + $event->wait(); + + my $type = $event->type(); + my $key_name = $event->key_name(); + + debugsay "Event type=$type key_name=$key_name" if Loadbars::DEBUG; + next if $type != 2; + + if ($key_name eq '1') { + $C{showcores} = !$C{showcores}; + set_showcores_regexp; + $_->kill('USR1') for @threads; + %AVGSTATS = (); + %CPUSTATS = (); + $displayinfo = 'Toggled CPUs'; + + } elsif ($key_name eq 'e') { + $C{extended} = !$C{extended}; + $displayinfo = 'Toggled extended display'; + + } elsif ($key_name eq 'h') { + say '=> Hotkeys to use in the SDL interface'; + say $dispatch->('hotkeys'); + $displayinfo = 'Hotkeys help printed on terminal stdout'; + + } elsif ($key_name eq 't') { + $C{displaytxt} = !$C{displaytxt}; + $displayinfo = 'Toggled text display'; + + } elsif ($key_name eq 'u') { + $C{displaytxthost} = !$C{displaytxthost}; + $displayinfo = 'Toggled number/hostname display'; + + } elsif ($key_name eq 'q') { + $quit = 1; + last; + + # Increase and decrease pairs + } elsif ($key_name eq 'a') { + ++$C{average}; + $displayinfo = "Set sample average to $C{average}"; + } elsif ($key_name eq 'y' or $key_name eq 'z') { + my $avg = $C{average}; + --$avg; + $C{average} = $avg > 1 ? $avg : 2; + $displayinfo = "Set sample average to $C{average}"; + + } elsif ($key_name eq 's') { + $C{factor} += 0.1; + $displayinfo = "Set scale factor to $C{factor}"; + } elsif ($key_name eq 'x' or $key_name eq 'z') { + $C{factor} -= 0.1; + $displayinfo = "Set scale factor to $C{factor}"; + + } elsif ($key_name eq 'd') { + $C{inter} += 0.1; + $displayinfo = "Set graph update interval to $C{inter}"; + } elsif ($key_name eq 'c' or $key_name eq 'z') { + my $int = $C{inter}; + $int -= 0.1; + $C{inter} = $int > 0 ? $int : 0.1; + $displayinfo = "Set graph update interval to $C{inter}"; + } + } + }; + + do { + my ($x, $y) = (0, 0); + my %is_host_summary; + + my $new_num_stats = keys %CPUSTATS; + + if ($new_num_stats != $num_stats) { + %prev_stats = (); + %last_loads = (); + + $num_stats = $new_num_stats; + $redraw_background = 1; + } + + # Avoid division by null + # Also substract 1 (each bar is followed by an 1px separator bar) + my $width = $C{width} / ($num_stats ? $num_stats : 1) - 1; + + my ($current_barnum, $current_corenum) = (-1, -1); + + for my $key (sort keys %CPUSTATS) { + ++$current_barnum; + ++$current_corenum; + my ($host, $name) = split ';', $key; + + next unless defined $CPUSTATS{$key}; + + my %stat = map { + my ($k, $v) = split '='; $k => $v + + } split ';', $CPUSTATS{$key}; + + unless (exists $prev_stats{$key}) { + $prev_stats{$key} = \%stat; + next; + } + + my $prev_stat = $prev_stats{$key}; + my %loads = null $stat{TOTAL} == null $prev_stat->{TOTAL} + ? %stat : map { + $_ => $stat{$_} - $prev_stat->{$_} + } keys %stat; + + $prev_stats{$key} = \%stat; + + %loads = normalize_loads %loads; + push @{$last_loads{$key}}, \%loads; + shift @{$last_loads{$key}} while @{$last_loads{$key}} >= $C{average}; + + my ($cpumax, $cpuaverage) = get_cpuaverage $C{factor}, @{$last_loads{$key}}; + + my %heights = map { + $_ => defined $cpuaverage->{$_} ? $cpuaverage->{$_} * ($C{height}/100) : 1 + } keys %$cpuaverage; + + my $is_host_summary = exists $is_host_summary{$host}; + + my $rect_separator = undef; + + my $rect_idle = get_rect $rects, "$key;idle"; + my $rect_steal = get_rect $rects, "$key;steal"; + my $rect_guest = get_rect $rects, "$key;guest"; + my $rect_irq = get_rect $rects, "$key;irq"; + my $rect_softirq = get_rect $rects, "$key;softirq"; + my $rect_nice = get_rect $rects, "$key;nice"; + my $rect_iowait = get_rect $rects, "$key;iowait"; + my $rect_user = get_rect $rects, "$key;user"; + my $rect_system = get_rect $rects, "$key;system"; + + my $rect_peak; + + unless ($is_host_summary || !$C{showcores}) { + $current_corenum = 0; + $rect_separator = get_rect $rects, "$key;separator"; + $rect_separator->width(1); + $rect_separator->height($C{height}); + $rect_separator->x($x-1); + $rect_separator->y(0); + $app->fill($rect_separator, Loadbars::GREY); + } + + $y = $C{height} - $heights{system}; + $rect_system->width($width); + $rect_system->height($heights{system}); + $rect_system->x($x); + $rect_system->y($y); + + $y -= $heights{user}; + $rect_user->width($width); + $rect_user->height($heights{user}); + $rect_user->x($x); + $rect_user->y($y); + + $y -= $heights{nice}; + $rect_nice->width($width); + $rect_nice->height($heights{nice}); + $rect_nice->x($x); + $rect_nice->y($y); + + $y -= $heights{idle}; + $rect_idle->width($width); + $rect_idle->height($heights{idle}); + $rect_idle->x($x); + $rect_idle->y($y); + + $y -= $heights{iowait}; + $rect_iowait->width($width); + $rect_iowait->height($heights{iowait}); + $rect_iowait->x($x); + $rect_iowait->y($y); + + $y -= $heights{irq}; + $rect_irq->width($width); + $rect_irq->height($heights{irq}); + $rect_irq->x($x); + $rect_irq->y($y); + + $y -= $heights{softirq}; + $rect_softirq->width($width); + $rect_softirq->height($heights{softirq}); + $rect_softirq->x($x); + $rect_softirq->y($y); + + $y -= $heights{guest}; + $rect_guest->width($width); + $rect_guest->height($heights{guest}); + $rect_guest->x($x); + $rect_guest->y($y); + + $y -= $heights{steal}; + $rect_steal->width($width); + $rect_steal->height($heights{steal}); + $rect_steal->x($x); + $rect_steal->y($y); + + my $all = 100 - $cpuaverage->{idle}; my $max_all = 0; - - $app->fill($rect_idle, Loadbars::BLACK); - $app->fill($rect_steal, Loadbars::RED); - $app->fill($rect_guest, Loadbars::RED); - $app->fill($rect_irq, Loadbars::WHITE); - $app->fill($rect_softirq, Loadbars::WHITE); - $app->fill($rect_nice, Loadbars::GREEN); - $app->fill($rect_iowait, Loadbars::PURPLE); + + $app->fill($rect_idle, Loadbars::BLACK); + $app->fill($rect_steal, Loadbars::RED); + $app->fill($rect_guest, Loadbars::RED); + $app->fill($rect_irq, Loadbars::WHITE); + $app->fill($rect_softirq, Loadbars::WHITE); + $app->fill($rect_nice, Loadbars::GREEN); + $app->fill($rect_iowait, Loadbars::PURPLE); if ($C{extended}) { my %maxheights = map { @@ -494,31 +494,31 @@ sub main_loop ($@) { $max_all = sum @{$cpumax}{qw(user system iowait irq softirq steal guest)}; $app->fill($rect_peak, $max_all > Loadbars::USER_ORANGE ? Loadbars::ORANGE - : ($max_all > Loadbars::USER_YELLOW0 ? Loadbars::YELLOW0 - : (Loadbars::YELLOW))); + : ($max_all > Loadbars::USER_YELLOW0 ? Loadbars::YELLOW0 + : (Loadbars::YELLOW))); } - $app->fill($rect_user, $all > Loadbars::USER_ORANGE ? Loadbars::ORANGE - : ($all > Loadbars::USER_YELLOW0 ? Loadbars::YELLOW0 - : (Loadbars::YELLOW))); - $app->fill($rect_system, $cpuaverage->{system} > Loadbars::SYSTEM_BLUE0 ? Loadbars::BLUE0 - : Loadbars::BLUE); - - my ($y, $space) = (5, $font_height); - my @loadavg = split ';', $AVGSTATS{$host}; - $is_host_summary{$host} = 1 if defined $loadavg[0]; - - if ($C{displaytxt}) { - if ($C{displaytxthost} && not $is_host_summary) { - # If hostname is printed don't use FQDN - # because of its length. - $host =~ /([^\.]*)/; - $app->print($x, $y, sprintf '%s:', $1); - - } else { - $app->print($x, $y, sprintf '%i:', - $C{showcores} ? $current_corenum : $current_barnum + 1); - } + $app->fill($rect_user, $all > Loadbars::USER_ORANGE ? Loadbars::ORANGE + : ($all > Loadbars::USER_YELLOW0 ? Loadbars::YELLOW0 + : (Loadbars::YELLOW))); + $app->fill($rect_system, $cpuaverage->{system} > Loadbars::SYSTEM_BLUE0 ? Loadbars::BLUE0 + : Loadbars::BLUE); + + my ($y, $space) = (5, $font_height); + my @loadavg = split ';', $AVGSTATS{$host}; + $is_host_summary{$host} = 1 if defined $loadavg[0]; + + if ($C{displaytxt}) { + if ($C{displaytxthost} && not $is_host_summary) { + # If hostname is printed don't use FQDN + # because of its length. + $host =~ /([^\.]*)/; + $app->print($x, $y, sprintf '%s:', $1); + + } else { + $app->print($x, $y, sprintf '%i:', + $C{showcores} ? $current_corenum : $current_barnum + 1); + } if ($C{extended}) { @@ -528,35 +528,35 @@ sub main_loop ($@) { $app->print($x, $y+=$space, sprintf '%02d%s', norm $cpuaverage->{irq}, 'ir'); } - $app->print($x, $y+=$space, sprintf '%02d%s', norm $cpuaverage->{iowait}, 'io'); + $app->print($x, $y+=$space, sprintf '%02d%s', norm $cpuaverage->{iowait}, 'io'); $app->print($x, $y+=$space, sprintf '%02d%s', norm $cpuaverage->{idle}, 'id') if $C{extended}; - $app->print($x, $y+=$space, sprintf '%02d%s', norm $cpuaverage->{nice}, 'ni'); - $app->print($x, $y+=$space, sprintf '%02d%s', norm $cpuaverage->{user}, 'us'); - $app->print($x, $y+=$space, sprintf '%02d%s', norm $cpuaverage->{system}, 'sy'); - $app->print($x, $y+=$space, sprintf '%02d%s', norm $all, 'to'); + $app->print($x, $y+=$space, sprintf '%02d%s', norm $cpuaverage->{nice}, 'ni'); + $app->print($x, $y+=$space, sprintf '%02d%s', norm $cpuaverage->{user}, 'us'); + $app->print($x, $y+=$space, sprintf '%02d%s', norm $cpuaverage->{system}, 'sy'); + $app->print($x, $y+=$space, sprintf '%02d%s', norm $all, 'to'); $app->print($x, $y+=$space, sprintf '%02d%s', norm $max_all, 'pk') if $C{extended}; unless ($is_host_summary) { - if (defined $loadavg[0]) { - $app->print($x, $y+=$space, 'avg:'); - $app->print($x, $y+=$space, sprintf "%.2f", $loadavg[0]); - $app->print($x, $y+=$space, sprintf "%.2f", $loadavg[1]); - $app->print($x, $y+=$space, sprintf "%.2f", $loadavg[2]); - } + if (defined $loadavg[0]) { + $app->print($x, $y+=$space, 'avg:'); + $app->print($x, $y+=$space, sprintf "%.2f", $loadavg[0]); + $app->print($x, $y+=$space, sprintf "%.2f", $loadavg[1]); + $app->print($x, $y+=$space, sprintf "%.2f", $loadavg[2]); + } } - } + } - # Display an informational text message if any + # Display an informational text message if any #$app->print(0, $y+=$space, $displayinfo) if length $displayinfo; if (length $displayinfo) { say $displayinfo; $displayinfo = ''; } - - $app->update( + + $app->update( $rect_idle, $rect_iowait, $rect_irq, @@ -568,52 +568,52 @@ sub main_loop ($@) { $rect_user, ); - $app->update($rect_separator) if defined $rect_separator; + $app->update($rect_separator) if defined $rect_separator; - $x += $width + 1; - } + $x += $width + 1; + } TIMEKEEPER: - $t2 = Time::HiRes::time(); - - if (length $displayinfo) { - if ($displayinfo_start == 0) { - $displayinfo_start = $t2; - - } else { - if ($displayinfo_time < $t2 - $displayinfo_start) { - $displayinfo = ''; - $displayinfo_start = 0; - } - } - } - - if ($C{inter} > $t2 - $t1) { - usleep 10000; - # Goto is OK if you don't produce spaghetti code - goto TIMEKEEPER; - } - - $t1 = $t2; - - if ($redraw_background) { - draw_background $app, $rects; - $redraw_background = 0; - } - - } until $quit; - - say "Good bye"; - # $_->kill('STOP') for @threads; - $event_thread->join(); - exit 0; + $t2 = Time::HiRes::time(); + + if (length $displayinfo) { + if ($displayinfo_start == 0) { + $displayinfo_start = $t2; + + } else { + if ($displayinfo_time < $t2 - $displayinfo_start) { + $displayinfo = ''; + $displayinfo_start = 0; + } + } + } + + if ($C{inter} > $t2 - $t1) { + usleep 10000; + # Goto is OK if you don't produce spaghetti code + goto TIMEKEEPER; + } + + $t1 = $t2; + + if ($redraw_background) { + draw_background $app, $rects; + $redraw_background = 0; + } + + } until $quit; + + say "Good bye"; + # $_->kill('STOP') for @threads; + $event_thread->join(); + exit 0; } sub dispatch_table () { - my $hosts = ''; + my $hosts = ''; - my $textdesc = <<END; + my $textdesc = <<END; Explanations: st = Steal in % [see man proc] (extended) Color: Red @@ -644,136 +644,136 @@ Examples: loadbars --cluster foocluster (foocluster is in /etc/clusters of cssh) END - # mode 1: Option is shown in the online help menu (stdout not sdl) - # mode 2: Option is shown in the 'usage' screen from the command line - # mode 4: Option is used to generate the GetOptions parameters for Getopt::Long - # Combinations: Like chmod(1) + # mode 1: Option is shown in the online help menu (stdout not sdl) + # mode 2: Option is shown in the 'usage' screen from the command line + # mode 4: Option is used to generate the GetOptions parameters for Getopt::Long + # Combinations: Like chmod(1) - my %d = ( - average => { menupos => 3, help => 'Num of samples for avg. (more fluent animations)', mode => 6, type => 'i' }, - average_hot_up => { menupos => 4, cmd => 'a', help => 'Increases number of samples for calculating avg. by 1', mode => 1 }, - average_hot_dn => { menupos => 5, cmd => 'y', help => 'Decreases number of samples for calculating avg. by 1', mode => 1 }, + my %d = ( + average => { menupos => 3, help => 'Num of samples for avg. (more fluent animations)', mode => 6, type => 'i' }, + average_hot_up => { menupos => 4, cmd => 'a', help => 'Increases number of samples for calculating avg. by 1', mode => 1 }, + average_hot_dn => { menupos => 5, cmd => 'y', help => 'Decreases number of samples for calculating avg. by 1', mode => 1 }, - cluster => { menupos => 6, help => 'Cluster name from /etc/clusters', var => \$C{cluster}, mode => 6, type => 's' }, - configuration => { menupos => 6, cmd => 'c', help => 'Show current configuration', mode => 4 }, + cluster => { menupos => 6, help => 'Cluster name from /etc/clusters', var => \$C{cluster}, mode => 6, type => 's' }, + configuration => { menupos => 6, cmd => 'c', help => 'Show current configuration', mode => 4 }, - extended => { menupos => 6, help => 'Toggle extended display (0 or 1)', mode => 7, type => 'i' }, - extended_hot => { menupos => 23, cmd => 'e', help => 'Toggle peak display', mode => 1 }, + extended => { menupos => 6, help => 'Toggle extended display (0 or 1)', mode => 7, type => 'i' }, + extended_hot => { menupos => 23, cmd => 'e', help => 'Toggle peak display', mode => 1 }, - factor => { menupos => 7, help => 'Set graph scale factor (1.0 means 100%)', mode => 6, type => 's' }, - factor_hot_up => { menupos => 8, cmd => 's', help => 'Increases graph scale factor by 0.1', mode => 1 }, - factor_hot_dn => { menupos => 9, cmd => 'x', help => 'Decreases graph scale factor by 0.1', mode => 1 }, + factor => { menupos => 7, help => 'Set graph scale factor (1.0 means 100%)', mode => 6, type => 's' }, + factor_hot_up => { menupos => 8, cmd => 's', help => 'Increases graph scale factor by 0.1', mode => 1 }, + factor_hot_dn => { menupos => 9, cmd => 'x', help => 'Decreases graph scale factor by 0.1', mode => 1 }, - height => { menupos => 10, help => 'Set windows height', mode => 6, type => 'i' }, + height => { menupos => 10, help => 'Set windows height', mode => 6, type => 'i' }, - help_hot => { menupos => 11, cmd => 'h', help => 'Prints this help screen', mode => 1 }, + help_hot => { menupos => 11, cmd => 'h', help => 'Prints this help screen', mode => 1 }, - hosts => { menupos => 12, help => 'Comma sep. list of hosts; optional: user@ in front to each host', var => \$hosts, mode => 6, type => 's' }, + hosts => { menupos => 12, help => 'Comma sep. list of hosts; optional: user@ in front to each host', var => \$hosts, mode => 6, type => 's' }, - inter => { menupos => 13, help => 'Set update interval in seconds (default 0.1)', mode => 7, type => 's' }, - inter_hot_up => { menupos => 14, cmd => 'd', help => 'Increases update interval in seconds by 0.1', mode => 1 }, - inter_hot_dn => { menupos => 15, cmd => 'c', help => 'Decreases update interval in seconds by 0.1', mode => 1 }, + inter => { menupos => 13, help => 'Set update interval in seconds (default 0.1)', mode => 7, type => 's' }, + inter_hot_up => { menupos => 14, cmd => 'd', help => 'Increases update interval in seconds by 0.1', mode => 1 }, + inter_hot_dn => { menupos => 15, cmd => 'c', help => 'Decreases update interval in seconds by 0.1', mode => 1 }, - quit_hot => { menupos => 16, cmd => 'q', help => 'Quits', mode => 1 }, + quit_hot => { menupos => 16, cmd => 'q', help => 'Quits', mode => 1 }, - samples => { menupos => 17, help => 'Set number of samples until ssh reconnects', mode => 6, type => 'i' }, + samples => { menupos => 17, help => 'Set number of samples until ssh reconnects', mode => 6, type => 'i' }, - showcores => { menupos => 17, help => 'Toggle core display (0 or 1)', mode => 7, type => 'i' }, - showcores_hot => { menupos => 17, cmd => '1', help => 'Toggle CPUs', mode => 1 }, + showcores => { menupos => 17, help => 'Toggle core display (0 or 1)', mode => 7, type => 'i' }, + showcores_hot => { menupos => 17, cmd => '1', help => 'Toggle CPUs', mode => 1 }, - showtexthost => { menupos => 18, help => 'Toggle hostname/num text display (0 or 1)', mode => 7, type => 'i' }, - showtexthost_hot => { menupos => 18, cmd => 'u', help => 'Toggle hostname/num text display', mode => 1 }, + showtexthost => { menupos => 18, help => 'Toggle hostname/num text display (0 or 1)', mode => 7, type => 'i' }, + showtexthost_hot => { menupos => 18, cmd => 'u', help => 'Toggle hostname/num text display', mode => 1 }, - showtext => { menupos => 19, help => 'Toggle text display (0 or 1)', mode => 7, type => 'i' }, - showtext_hot => { menupos => 19, cmd => 't', help => 'Toggle text display', mode => 1 }, + showtext => { menupos => 19, help => 'Toggle text display (0 or 1)', mode => 7, type => 'i' }, + showtext_hot => { menupos => 19, cmd => 't', help => 'Toggle text display', mode => 1 }, - sshopts => { menupos => 20, help => 'Set SSH options', mode => 6, type => 's' }, - title => { menupos => 21, help => 'Set the window title', var => \$C{title}, mode => 6, type => 's' }, + sshopts => { menupos => 20, help => 'Set SSH options', mode => 6, type => 's' }, + title => { menupos => 21, help => 'Set the window title', var => \$C{title}, mode => 6, type => 's' }, - width => { menupos => 24, help => 'Set windows width', mode => 6, type => 'i' }, - ); + width => { menupos => 24, help => 'Set windows width', mode => 6, type => 'i' }, + ); - my %d_by_short = map { - $d{$_}{cmd} => $d{$_} + my %d_by_short = map { + $d{$_}{cmd} => $d{$_} - } grep { - exists $d{$_}{cmd} + } grep { + exists $d{$_}{cmd} - } keys %d; + } keys %d; - my $closure = sub ($;$) { - my ($arg, @rest) = @_; + my $closure = sub ($;$) { + my ($arg, @rest) = @_; - if ($arg eq 'command') { - my ($cmd, @args) = @rest; + if ($arg eq 'command') { + my ($cmd, @args) = @rest; - my $cb = $d{$cmd}; - $cb = $d_by_short{$cmd} unless defined $cb; + my $cb = $d{$cmd}; + $cb = $d_by_short{$cmd} unless defined $cb; - unless (defined $cb) { - system $cmd; - return 0; - } + unless (defined $cb) { + system $cmd; + return 0; + } - if (length $cmd == 1) { - for my $key (grep { exists $d{$_}{cmd} } keys %d) { - do { $cmd = $key; last } if $d{$key}{cmd} eq $cmd; - } - } + if (length $cmd == 1) { + for my $key (grep { exists $d{$_}{cmd} } keys %d) { + do { $cmd = $key; last } if $d{$key}{cmd} eq $cmd; + } + } - } elsif ($arg eq 'hotkeys') { - $textdesc . "Hotkeys:\n" . (join "\n", map { - "$_\t- $d_by_short{$_}{help}" + } elsif ($arg eq 'hotkeys') { + $textdesc . "Hotkeys:\n" . (join "\n", map { + "$_\t- $d_by_short{$_}{help}" - } grep { - $d_by_short{$_}{mode} & 1 and exists $d_by_short{$_}{help}; + } grep { + $d_by_short{$_}{mode} & 1 and exists $d_by_short{$_}{help}; - } sort { $d_by_short{$a}{menupos} <=> $d_by_short{$b}{menupos} } sort keys %d_by_short); + } sort { $d_by_short{$a}{menupos} <=> $d_by_short{$b}{menupos} } sort keys %d_by_short); - } elsif ($arg eq 'usage') { - $textdesc . (join "\n", map { - if ($_ eq 'help') { - "--$_\t\t- $d{$_}{help}" - } else { - "--$_ <ARG>\t- $d{$_}{help}" - } + } elsif ($arg eq 'usage') { + $textdesc . (join "\n", map { + if ($_ eq 'help') { + "--$_\t\t- $d{$_}{help}" + } else { + "--$_ <ARG>\t- $d{$_}{help}" + } - } grep { - $d{$_}{mode} & 2 and exists $d{$_}{help} + } grep { + $d{$_}{mode} & 2 and exists $d{$_}{help} - } sort { $d{$a}{menupos} <=> $d{$b}{menupos} } sort keys %d); + } sort { $d{$a}{menupos} <=> $d{$b}{menupos} } sort keys %d); - } elsif ($arg eq 'options') { - map { - "$_=".$d{$_}{type} => (defined $d{$_}{var} ? $d{$_}{var} : \$C{$_}); + } elsif ($arg eq 'options') { + map { + "$_=".$d{$_}{type} => (defined $d{$_}{var} ? $d{$_}{var} : \$C{$_}); - } grep { - $d{$_}{mode} & 4 and exists $d{$_}{type}; + } grep { + $d{$_}{mode} & 4 and exists $d{$_}{type}; - } sort keys %d; - } - }; + } sort keys %d; + } + }; - $d{configuration}{cb} = sub { - say sort map { - "$_->[0] = $_->[1]" + $d{configuration}{cb} = sub { + say sort map { + "$_->[0] = $_->[1]" - } grep { - defined $_->[1] + } grep { + defined $_->[1] - } map { - [$_ => exists $d{$_}{var} ? ${$d{$_}{var}} : $C{$_}] + } map { + [$_ => exists $d{$_}{var} ? ${$d{$_}{var}} : $C{$_}] - } keys %d - }; + } keys %d + }; - return (\$hosts, $closure); + return (\$hosts, $closure); } # Recursuve function sub get_cluster_hosts ($;$); sub get_cluster_hosts ($;$) { - my ($cluster, $recursion) = @_; + my ($cluster, $recursion) = @_; unless (defined $recursion) { $recursion = 1; @@ -783,19 +783,19 @@ sub get_cluster_hosts ($;$) { } open my $fh, CSSH_CONFFILE or error "$!: " . CSSH_CONFFILE; - my $hosts; + my $hosts; - while (<$fh>) { - if (/^$cluster\s*(.*)/) { - $hosts = $1; - last; - } - } + while (<$fh>) { + if (/^$cluster\s*(.*)/) { + $hosts = $1; + last; + } + } - close $fh; + close $fh; unless (defined $hosts) { - error "No such cluster in " . CSSH_CONFFILE . ": $cluster" + error "No such cluster in " . CSSH_CONFFILE . ": $cluster" unless defined $recursion; return ($cluster); @@ -807,34 +807,34 @@ sub get_cluster_hosts ($;$) { } sub main () { - my ($hosts, $dispatch) = dispatch_table; - my $usage; + my ($hosts, $dispatch) = dispatch_table; + my $usage; - GetOptions ('help|?' => \$usage, $dispatch->('options')); + GetOptions ('help|?' => \$usage, $dispatch->('options')); - if (defined $usage) { - say $dispatch->('usage'); - exit 1; - } + if (defined $usage) { + say $dispatch->('usage'); + exit 1; + } - set_showcores_regexp; + set_showcores_regexp; - my @hosts = map { - my ($a, $b) = split /\@/, $_; - defined $b ? "$b:$a" : $a; - } split ',', $$hosts; + my @hosts = map { + my ($a, $b) = split /\@/, $_; + defined $b ? "$b:$a" : $a; + } split ',', $$hosts; - if (@hosts || defined $C{cluster}) { - push @hosts, get_cluster_hosts $C{cluster} if defined $C{cluster}; - system 'ssh-add'; + if (@hosts || defined $C{cluster}) { + push @hosts, get_cluster_hosts $C{cluster} if defined $C{cluster}; + system 'ssh-add'; - } else { - say $dispatch->('usage'); + } else { + say $dispatch->('usage'); exit 1; - } + } - my @threads = create_threads @hosts; - main_loop $dispatch, @threads; + my @threads = create_threads @hosts; + main_loop $dispatch, @threads; } main; |