use strict;
use warnings;
+
+use I18N::Langinfo;
+use YAML::XS; # supports Dumping JSON::PP::Boolean
+$YAML::XS::Boolean = "JSON::PP";
+
use PVE::JSONSchema;
+use PVE::PTY;
+use PVE::Format;
+
use JSON;
use utf8;
use Encode;
-sub println_max {
- my ($text, $max) = @_;
+PVE::JSONSchema::register_renderer('timestamp', \&PVE::Format::render_timestamp);
+PVE::JSONSchema::register_renderer('timestamp_gmt', \&PVE::Format::render_timestamp_gmt);
+PVE::JSONSchema::register_renderer('duration', \&PVE::Format::render_duration);
+PVE::JSONSchema::register_renderer('fraction_as_percentage', \&PVE::Format::render_fraction_as_percentage);
+PVE::JSONSchema::register_renderer('bytes', \&PVE::Format::render_bytes);
- if ($max) {
- my @lines = split(/\n/, $text);
- foreach my $line (@lines) {
- print encode('UTF-8', substr($line, 0, $max) . "\n");
- }
- } else {
- print encode('UTF-8', $text);
+sub render_yaml {
+ my ($value) = @_;
+
+ my $data = YAML::XS::Dump($value);
+ $data =~ s/^---[\n\s]//; # remove yaml marker
+
+ return $data;
+}
+
+PVE::JSONSchema::register_renderer('yaml', \&render_yaml);
+
+sub query_terminal_options {
+ my ($options) = @_;
+
+ $options //= {};
+
+ if (-t STDOUT) {
+ ($options->{columns}) = PVE::PTY::tcgetsize(*STDOUT);
}
+
+ $options->{encoding} = I18N::Langinfo::langinfo(I18N::Langinfo::CODESET());
+
+ $options->{utf8} = 1 if $options->{encoding} eq 'UTF-8';
+
+ return $options;
}
sub data_to_text {
- my ($data, $propdef) = @_;
+ my ($data, $propdef, $options, $terminal_opts) = @_;
- if (defined($propdef)) {
+ return '' if !defined($data);
+
+ $terminal_opts //= {};
+
+ my $human_readable = $options->{'human-readable'} // 1;
+
+ if ($human_readable && defined($propdef)) {
if (my $type = $propdef->{type}) {
if ($type eq 'boolean') {
return $data ? 1 : 0;
if (defined(my $renderer = $propdef->{renderer})) {
my $code = PVE::JSONSchema::get_renderer($renderer);
die "internal error: unknown renderer '$renderer'" if !$code;
- return $code->($data);
+ return $code->($data, $options, $terminal_opts);
}
}
- return '' if !defined($data);
if (my $class = ref($data)) {
- return to_json($data, { canonical => 1 });
+ # JSON::PP::Boolean requires allow_nonref
+ return to_json($data, { allow_nonref => 1, canonical => 1 });
} else {
return "$data";
}
# $returnprops -json schema property description
# $props_to_print - ordered list of properties to print
# $options
-# - sort_key: can be used to sort after a column, if it isn't set we sort
-# after the leftmost column (with no undef value in $data) this can be
-# turned off by passing 0 as sort_key
-# - border: print with/without table header and asciiart border
+# - sort_key: can be used to sort after a specific column, if it isn't set we sort
+# after the leftmost column. This can be turned off by passing 0 as sort_key
+# - noborder: print without asciiart border
+# - noheader: print without table header
# - columns: limit output width (if > 0)
# - utf8: use utf8 characters for table delimiters
sub print_text_table {
- my ($data, $returnprops, $props_to_print, $options) = @_;
+ my ($data, $returnprops, $props_to_print, $options, $terminal_opts) = @_;
+
+ $terminal_opts //= query_terminal_options({});
my $sort_key = $options->{sort_key};
- my $border = $options->{border};
- my $columns = $options->{columns};
- my $utf8 = $options->{utf8};
-
- my $autosort = 1;
- if (defined($sort_key) && $sort_key eq 0) {
- $autosort = 0;
- $sort_key = undef;
+ my $show_border = !$options->{noborder};
+ my $show_header = !$options->{noheader};
+
+ my $columns = $terminal_opts->{columns};
+ my $utf8 = $terminal_opts->{utf8};
+ my $encoding = $terminal_opts->{encoding} // 'UTF-8';
+
+ $sort_key //= $props_to_print->[0];
+
+ if (defined($sort_key) && $sort_key ne 0) {
+ my $type = $returnprops->{$sort_key}->{type} // 'string';
+ my $cmpfn;
+ if ($type eq 'integer' || $type eq 'number') {
+ $cmpfn = sub { $_[0] <=> $_[1] };
+ } else {
+ $cmpfn = sub { $_[0] cmp $_[1] };
+ }
+ @$data = sort {
+ PVE::Tools::safe_compare($a->{$sort_key}, $b->{$sort_key}, $cmpfn)
+ } @$data;
}
my $colopts = {};
- my $borderstring_m = '';
- my $borderstring_b = '';
- my $borderstring_t = '';
+ my $border = { m => '', b => '', t => '', h => '' };
my $formatstring = '';
my $column_count = scalar(@$props_to_print);
+ my $tabledata = [];
+
+ foreach my $entry (@$data) {
+
+ my $height = 1;
+ my $rowdata = {};
+
+ for (my $i = 0; $i < $column_count; $i++) {
+ my $prop = $props_to_print->[$i];
+ my $propinfo = $returnprops->{$prop} // {};
+
+ my $text = data_to_text($entry->{$prop}, $propinfo, $options, $terminal_opts);
+ my $lines = [ split(/\n/, $text) ];
+ my $linecount = scalar(@$lines);
+ $height = $linecount if $linecount > $height;
+
+ my $width = 0;
+ foreach my $line (@$lines) {
+ my $len = length($line);
+ $width = $len if $len > $width;
+ }
+
+ $width = ($width =~ m/^(\d+)$/) ? int($1) : 0; # untaint int
+
+ $rowdata->{$prop} = {
+ lines => $lines,
+ width => $width,
+ };
+ }
+
+ push @$tabledata, {
+ height => $height,
+ rowdata => $rowdata,
+ };
+ }
+
for (my $i = 0; $i < $column_count; $i++) {
my $prop = $props_to_print->[$i];
my $propinfo = $returnprops->{$prop} // {};
+ my $type = $propinfo->{type} // 'string';
+ my $alignstr = ($type eq 'integer' || $type eq 'number') ? '' : '-';
my $title = $propinfo->{title} // $prop;
my $cutoff = $propinfo->{print_width} // $propinfo->{maxLength};
my $titlelen = length($title);
my $longest = $titlelen;
- my $sortable = $autosort;
- foreach my $entry (@$data) {
- my $len = length(data_to_text($entry->{$prop}, $propinfo)) // 0;
- $longest = $len if $len > $longest;
- $sortable = 0 if !defined($entry->{$prop});
+ foreach my $coldata (@$tabledata) {
+ my $rowdata = $coldata->{rowdata}->{$prop};
+ $longest = $rowdata->{width} if $rowdata->{width} > $longest;
}
$cutoff = $longest if !defined($cutoff) || $cutoff > $longest;
- $sort_key //= $prop if $sortable;
$colopts->{$prop} = {
title => $title,
- default => $propinfo->{default} // '',
cutoff => $cutoff,
};
- if ($border) {
+ if ($show_border) {
if ($i == 0 && ($column_count == 1)) {
if ($utf8) {
- $formatstring .= "│ %-${cutoff}s │\n";
- $borderstring_t .= "┌─" . ('─' x $cutoff) . "─┐\n";
- $borderstring_m .= "├─" . ('─' x $cutoff) . "─┤\n";
- $borderstring_b .= "└─" . ('─' x $cutoff) . "─┘\n";
+ $formatstring .= "│ %$alignstr${cutoff}s │";
+ $border->{t} .= "┌─" . ('─' x $cutoff) . "─┐";
+ $border->{h} .= "╞═" . ('═' x $cutoff) . '═╡';
+ $border->{m} .= "├─" . ('─' x $cutoff) . "─┤";
+ $border->{b} .= "└─" . ('─' x $cutoff) . "─┘";
} else {
- $formatstring .= "| %-${cutoff}s |\n";
- $borderstring_m .= "+-" . ('-' x $cutoff) . "-+\n";
+ $formatstring .= "| %$alignstr${cutoff}s |";
+ $border->{m} .= "+-" . ('-' x $cutoff) . "-+";
+ $border->{h} .= "+=" . ('=' x $cutoff) . '=';
}
} elsif ($i == 0) {
if ($utf8) {
- $formatstring .= "│ %-${cutoff}s ";
- $borderstring_t .= "┌─" . ('─' x $cutoff) . '─';
- $borderstring_m .= "├─" . ('─' x $cutoff) . '─';
- $borderstring_b .= "└─" . ('─' x $cutoff) . '─';
+ $formatstring .= "│ %$alignstr${cutoff}s ";
+ $border->{t} .= "┌─" . ('─' x $cutoff) . '─';
+ $border->{h} .= "╞═" . ('═' x $cutoff) . '═';
+ $border->{m} .= "├─" . ('─' x $cutoff) . '─';
+ $border->{b} .= "└─" . ('─' x $cutoff) . '─';
} else {
- $formatstring .= "| %-${cutoff}s ";
- $borderstring_m .= "+-" . ('-' x $cutoff) . '-';
+ $formatstring .= "| %$alignstr${cutoff}s ";
+ $border->{m} .= "+-" . ('-' x $cutoff) . '-';
+ $border->{h} .= "+=" . ('=' x $cutoff) . '=';
}
} elsif ($i == ($column_count - 1)) {
if ($utf8) {
- $formatstring .= "│ %-${cutoff}s │\n";
- $borderstring_t .= "┬─" . ('─' x $cutoff) . "─┐\n";
- $borderstring_m .= "┼─" . ('─' x $cutoff) . "─┤\n";
- $borderstring_b .= "┴─" . ('─' x $cutoff) . "─┘\n";
+ $formatstring .= "│ %$alignstr${cutoff}s │";
+ $border->{t} .= "┬─" . ('─' x $cutoff) . "─┐";
+ $border->{h} .= "╪═" . ('═' x $cutoff) . '═╡';
+ $border->{m} .= "┼─" . ('─' x $cutoff) . "─┤";
+ $border->{b} .= "┴─" . ('─' x $cutoff) . "─┘";
} else {
- $formatstring .= "| %-${cutoff}s |\n";
- $borderstring_m .= "+-" . ('-' x $cutoff) . "-+\n";
+ $formatstring .= "| %$alignstr${cutoff}s |";
+ $border->{m} .= "+-" . ('-' x $cutoff) . "-+";
+ $border->{h} .= "+=" . ('=' x $cutoff) . "=+";
}
} else {
if ($utf8) {
- $formatstring .= "│ %-${cutoff}s ";
- $borderstring_t .= "┬─" . ('─' x $cutoff) . '─';
- $borderstring_m .= "┼─" . ('─' x $cutoff) . '─';
- $borderstring_b .= "┴─" . ('─' x $cutoff) . '─';
+ $formatstring .= "│ %$alignstr${cutoff}s ";
+ $border->{t} .= "┬─" . ('─' x $cutoff) . '─';
+ $border->{h} .= "╪═" . ('═' x $cutoff) . '═';
+ $border->{m} .= "┼─" . ('─' x $cutoff) . '─';
+ $border->{b} .= "┴─" . ('─' x $cutoff) . '─';
} else {
- $formatstring .= "| %-${cutoff}s ";
- $borderstring_m .= "+-" . ('-' x $cutoff) . '-';
+ $formatstring .= "| %$alignstr${cutoff}s ";
+ $border->{m} .= "+-" . ('-' x $cutoff) . '-';
+ $border->{h} .= "+=" . ('=' x $cutoff) . '=';
}
}
} else {
# skip alignment and cutoff on last column
- $formatstring .= ($i == ($column_count - 1)) ? "%s\n" : "%-${cutoff}s ";
+ $formatstring .= ($i == ($column_count - 1)) ? "%s" : "%$alignstr${cutoff}s ";
}
}
- if (defined($sort_key)) {
- my $type = $returnprops->{$sort_key}->{type} // 'string';
- if ($type eq 'integer' || $type eq 'number') {
- @$data = sort { $a->{$sort_key} <=> $b->{$sort_key} } @$data;
+ $border->{t} = $border->{m} if !length($border->{t});
+ $border->{b} = $border->{m} if !length($border->{b});
+
+ my $writeln = sub {
+ my ($text) = @_;
+
+ if ($columns) {
+ print encode($encoding, substr($text, 0, $columns) . "\n");
} else {
- @$data = sort { $a->{$sort_key} cmp $b->{$sort_key} } @$data;
+ print encode($encoding, $text) . "\n";
}
+ };
+
+ $writeln->($border->{t}) if $show_border;
+
+ if ($show_header) {
+ my $text = sprintf $formatstring, map { $colopts->{$_}->{title} } @$props_to_print;
+ $writeln->($text);
+ $border->{sep} = $border->{h};
+ } else {
+ $border->{sep} = $border->{m};
}
- $borderstring_t = $borderstring_m if !length($borderstring_t);
- $borderstring_b = $borderstring_m if !length($borderstring_b);
+ for (my $i = 0; $i < scalar(@$tabledata); $i++) {
+ my $coldata = $tabledata->[$i];
- println_max($borderstring_t, $columns) if $border;
- my $text = sprintf $formatstring, map { $colopts->{$_}->{title} } @$props_to_print;
- println_max($text, $columns);
+ if ($show_border && ($i != 0 || $show_header)) {
+ $writeln->($border->{sep});
+ $border->{sep} = $border->{m};
+ }
- foreach my $entry (@$data) {
- println_max($borderstring_m, $columns) if $border;
- $text = sprintf $formatstring, map {
- substr(data_to_text($entry->{$_}, $returnprops->{$_}) // $colopts->{$_}->{default},
- 0, $colopts->{$_}->{cutoff});
- } @$props_to_print;
- println_max($text, $columns);
+ for (my $i = 0; $i < $coldata->{height}; $i++) {
+ my $text = sprintf $formatstring, map {
+ substr($coldata->{rowdata}->{$_}->{lines}->[$i] // '', 0, $colopts->{$_}->{cutoff});
+ } @$props_to_print;
+
+ $writeln->($text);
+ }
}
- println_max($borderstring_b, $columns) if $border;
+
+ $writeln->($border->{b}) if $show_border;
+}
+
+sub extract_properties_to_print {
+ my ($propdef) = @_;
+
+ my $required = [];
+ my $optional = [];
+
+ foreach my $key (keys %$propdef) {
+ my $prop = $propdef->{$key};
+ if ($prop->{optional}) {
+ push @$optional, $key;
+ } else {
+ push @$required, $key;
+ }
+ }
+
+ return [ sort(@$required), sort(@$optional) ];
}
# prints the result of an API GET call returning an array as a table.
# takes formatting information from the results property of the call
# if $props_to_print is provided, prints only those columns. otherwise
# takes all fields of the results property, with a fallback
-# to all fields occuring in items of $data.
+# to all fields occurring in items of $data.
sub print_api_list {
- my ($data, $result_schema, $props_to_print, $options) = @_;
+ my ($data, $result_schema, $props_to_print, $options, $terminal_opts) = @_;
die "can only print object lists\n"
if !($result_schema->{type} eq 'array' && $result_schema->{items}->{type} eq 'object');
my $returnprops = $result_schema->{items}->{properties};
- if (!defined($props_to_print)) {
- $props_to_print = [ sort keys %$returnprops ];
- if (!scalar(@$props_to_print)) {
- my $all_props = {};
- foreach my $obj (@{$data}) {
- foreach my $key (keys %{$obj}) {
- $all_props->{ $key } = 1;
- }
+ $props_to_print = extract_properties_to_print($returnprops)
+ if !defined($props_to_print);
+
+ if (!scalar(@$props_to_print)) {
+ my $all_props = {};
+ foreach my $obj (@$data) {
+ foreach my $key (keys %$obj) {
+ $all_props->{$key} = 1;
}
- $props_to_print = [ sort keys %{$all_props} ];
}
- die "unable to detect list properties\n" if !scalar(@$props_to_print);
+ $props_to_print = [ sort keys %{$all_props} ];
}
- print_text_table($data, $returnprops, $props_to_print, $options);
+ die "unable to detect list properties\n" if !scalar(@$props_to_print);
+
+ print_text_table($data, $returnprops, $props_to_print, $options, $terminal_opts);
}
+my $guess_type = sub {
+ my $data = shift;
+
+ return 'null' if !defined($data);
+
+ my $class = ref($data);
+ return 'string' if !$class;
+
+ if ($class eq 'HASH') {
+ return 'object';
+ } elsif ($class eq 'ARRAY') {
+ return 'array';
+ } else {
+ return 'string'; # better than nothing
+ }
+};
+
sub print_api_result {
- my ($format, $data, $result_schema, $props_to_print, $options) = @_;
+ my ($data, $result_schema, $props_to_print, $options, $terminal_opts) = @_;
- $options //= {};
- $options = { %$options }; # copy
+ return if $options->{quiet};
+
+ $terminal_opts //= query_terminal_options({});
- return if $result_schema->{type} eq 'null';
+ my $format = $options->{'output-format'} // 'text';
- if ($format eq 'json') {
+ if ($result_schema && defined($result_schema->{type})) {
+ return if $result_schema->{type} eq 'null';
+ return if $result_schema->{optional} && !defined($data);
+ } else {
+ my $type = $guess_type->($data);
+ $result_schema = { type => $type };
+ $result_schema->{items} = { type => $guess_type->($data->[0]) } if $type eq 'array';
+ }
+
+ if ($format eq 'yaml') {
+ print encode('UTF-8', YAML::XS::Dump($data));
+ } elsif ($format eq 'json') {
+ # Note: we always use utf8 encoding for json format
+ print to_json($data, {utf8 => 1, allow_nonref => 1, canonical => 1 }) . "\n";
+ } elsif ($format eq 'json-pretty') {
+ # Note: we always use utf8 encoding for json format
print to_json($data, {utf8 => 1, allow_nonref => 1, canonical => 1, pretty => 1 });
- } elsif ($format eq 'text' || $format eq 'plain') {
+ } elsif ($format eq 'text') {
+ my $encoding = $options->{encoding} // 'UTF-8';
my $type = $result_schema->{type};
if ($type eq 'object') {
- $props_to_print = [ sort keys %$data ] if !defined($props_to_print);
+ $props_to_print = extract_properties_to_print($result_schema->{properties})
+ if !defined($props_to_print);
+ $props_to_print = [ sort keys %$data ] if !scalar(@$props_to_print);
my $kvstore = [];
foreach my $key (@$props_to_print) {
- push @$kvstore, { key => $key, value => data_to_text($data->{$key}, $result_schema->{properties}->{$key}) };
+ next if !defined($data->{$key});
+ push @$kvstore, { key => $key, value => data_to_text($data->{$key}, $result_schema->{properties}->{$key}, $options, $terminal_opts) };
}
my $schema = { type => 'array', items => { type => 'object' }};
- $options->{border} = $format eq 'text';
- print_api_list($kvstore, $schema, ['key', 'value'], $options);
+ print_api_list($kvstore, $schema, ['key', 'value'], $options, $terminal_opts);
} elsif ($type eq 'array') {
- return if !scalar(@$data);
+ if (ref($data) eq 'ARRAY') {
+ return if !scalar(@$data);
+ } elsif (ref($data) eq 'HASH') {
+ return if !scalar($data->%*);
+ die "got hash object, but result schema specified array!\n"
+ }
my $item_type = $result_schema->{items}->{type};
if ($item_type eq 'object') {
- $options->{border} = $format eq 'text';
- print_api_list($data, $result_schema, $props_to_print, $options);
+ print_api_list($data, $result_schema, $props_to_print, $options, $terminal_opts);
} else {
- foreach my $entry (@$data) {
- print data_to_text($entry) . "\n";
+ my $kvstore = [];
+ foreach my $value (@$data) {
+ push @$kvstore, { value => $value };
}
+ my $schema = { type => 'array', items => { type => 'object', properties => { value => $result_schema->{items} }}};
+ print_api_list($kvstore, $schema, ['value'], { %$options, noheader => 1 }, $terminal_opts);
}
} else {
- print "$data\n";
+ print encode($encoding, "$data\n");
}
} else {
die "internal error: unknown output format"; # should not happen
}
}
+sub print_api_result_plain {
+ my ($data, $result_schema, $props_to_print, $options) = @_;
+
+ # avoid borders and header, ignore terminal width
+ $options = $options ? { %$options } : {}; # copy
+
+ $options->{noheader} //= 1;
+ $options->{noborder} //= 1;
+
+ print_api_result($data, $result_schema, $props_to_print, $options, {});
+}
+
1;