mirror of
https://git.proxmox.com/git/pve-client
synced 2025-10-04 14:09:11 +00:00
476 lines
13 KiB
Perl
476 lines
13 KiB
Perl
package PVE::APIClient::CLIFormatter;
|
|
|
|
use strict;
|
|
use warnings;
|
|
use I18N::Langinfo;
|
|
use POSIX qw(strftime);
|
|
use CPAN::Meta::YAML; # comes with perl-modules
|
|
|
|
use PVE::APIClient::JSONSchema;
|
|
use PVE::APIClient::PTY;
|
|
use JSON;
|
|
use utf8;
|
|
use Encode;
|
|
|
|
sub render_timestamp {
|
|
my ($epoch) = @_;
|
|
|
|
# ISO 8601 date format
|
|
return strftime("%F %H:%M:%S", localtime($epoch));
|
|
}
|
|
|
|
PVE::APIClient::JSONSchema::register_renderer('timestamp', \&render_timestamp);
|
|
|
|
sub render_timestamp_gmt {
|
|
my ($epoch) = @_;
|
|
|
|
# ISO 8601 date format, standard Greenwich time zone
|
|
return strftime("%F %H:%M:%S", gmtime($epoch));
|
|
}
|
|
|
|
PVE::APIClient::JSONSchema::register_renderer('timestamp_gmt', \&render_timestamp_gmt);
|
|
|
|
sub render_duration {
|
|
my ($duration_in_seconds) = @_;
|
|
|
|
my $text = '';
|
|
my $rest = $duration_in_seconds;
|
|
|
|
my $step = sub {
|
|
my ($unit, $unitlength) = @_;
|
|
|
|
if ((my $v = int($rest/$unitlength)) > 0) {
|
|
$text .= " " if length($text);
|
|
$text .= "${v}${unit}";
|
|
$rest -= $v * $unitlength;
|
|
}
|
|
};
|
|
|
|
$step->('w', 7*24*3600);
|
|
$step->('d', 24*3600);
|
|
$step->('h', 3600);
|
|
$step->('m', 60);
|
|
$step->('s', 1);
|
|
|
|
return $text;
|
|
}
|
|
|
|
PVE::APIClient::JSONSchema::register_renderer('duration', \&render_duration);
|
|
|
|
sub render_fraction_as_percentage {
|
|
my ($fraction) = @_;
|
|
|
|
return sprintf("%.2f%%", $fraction*100);
|
|
}
|
|
|
|
PVE::APIClient::JSONSchema::register_renderer(
|
|
'fraction_as_percentage', \&render_fraction_as_percentage);
|
|
|
|
sub render_bytes {
|
|
my ($value) = @_;
|
|
|
|
my @units = qw(B KiB MiB GiB TiB PiB);
|
|
|
|
my $max_unit = 0;
|
|
if ($value > 1023) {
|
|
$max_unit = int(log($value)/log(1024));
|
|
$value /= 1024**($max_unit);
|
|
}
|
|
my $unit = $units[$max_unit];
|
|
return sprintf "%.2f $unit", $value;
|
|
}
|
|
|
|
PVE::APIClient::JSONSchema::register_renderer('bytes', \&render_bytes);
|
|
|
|
sub render_yaml {
|
|
my ($value) = @_;
|
|
|
|
my $data = CPAN::Meta::YAML::Dump($value);
|
|
$data =~ s/^---[\n\s]//; # remove yaml marker
|
|
|
|
return $data;
|
|
}
|
|
|
|
PVE::APIClient::JSONSchema::register_renderer('yaml', \&render_yaml);
|
|
|
|
sub query_terminal_options {
|
|
my ($options) = @_;
|
|
|
|
$options //= {};
|
|
|
|
if (-t STDOUT) {
|
|
($options->{columns}) = PVE::APIClient::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, $options, $terminal_opts) = @_;
|
|
|
|
return '' if !defined($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 $data ? 1 : 0;
|
|
}
|
|
}
|
|
if (!defined($data) && defined($propdef->{default})) {
|
|
return "($propdef->{default})";
|
|
}
|
|
if (defined(my $renderer = $propdef->{renderer})) {
|
|
my $code = PVE::APIClient::JSONSchema::get_renderer($renderer);
|
|
die "internal error: unknown renderer '$renderer'" if !$code;
|
|
return $code->($data, $options, $terminal_opts);
|
|
}
|
|
}
|
|
|
|
if (my $class = ref($data)) {
|
|
# JSON::PP::Boolean requires allow_nonref
|
|
return to_json($data, { allow_nonref => 1, canonical => 1 });
|
|
} else {
|
|
return "$data";
|
|
}
|
|
}
|
|
|
|
# prints a formatted table with a title row.
|
|
# $data - the data to print (array of objects)
|
|
# $returnprops -json schema property description
|
|
# $props_to_print - ordered list of properties to print
|
|
# $options
|
|
# - sort_key: can be used to sort after a specific column, if it isn't set we sort
|
|
# after the leftmost column (with no undef value in $data) this can be
|
|
# turned off by passing 0 as sort_key
|
|
# - noborder: print without asciiart border
|
|
# - noheader: print without table header
|
|
# - columns: limit output width (if > 0)
|
|
# - utf8: use utf8 characters for table delimiters
|
|
|
|
sub print_text_table {
|
|
my ($data, $returnprops, $props_to_print, $options, $terminal_opts) = @_;
|
|
|
|
$terminal_opts //= query_terminal_options({});
|
|
|
|
my $sort_key = $options->{sort_key};
|
|
my $border = !$options->{noborder};
|
|
my $header = !$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';
|
|
if ($type eq 'integer' || $type eq 'number') {
|
|
@$data = sort { $a->{$sort_key} <=> $b->{$sort_key} } @$data;
|
|
} else {
|
|
@$data = sort { $a->{$sort_key} cmp $b->{$sort_key} } @$data;
|
|
}
|
|
}
|
|
|
|
my $colopts = {};
|
|
|
|
my $borderstring_m = '';
|
|
my $borderstring_b = '';
|
|
my $borderstring_t = '';
|
|
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};
|
|
|
|
# calculate maximal print width and cutoff
|
|
my $titlelen = length($title);
|
|
|
|
my $longest = $titlelen;
|
|
foreach my $coldata (@$tabledata) {
|
|
my $rowdata = $coldata->{rowdata}->{$prop};
|
|
$longest = $rowdata->{width} if $rowdata->{width} > $longest;
|
|
}
|
|
$cutoff = $longest if !defined($cutoff) || $cutoff > $longest;
|
|
|
|
$colopts->{$prop} = {
|
|
title => $title,
|
|
cutoff => $cutoff,
|
|
};
|
|
|
|
if ($border) {
|
|
if ($i == 0 && ($column_count == 1)) {
|
|
if ($utf8) {
|
|
$formatstring .= "│ %$alignstr${cutoff}s │";
|
|
$borderstring_t .= "┌─" . ('─' x $cutoff) . "─┐";
|
|
$borderstring_m .= "├─" . ('─' x $cutoff) . "─┤";
|
|
$borderstring_b .= "└─" . ('─' x $cutoff) . "─┘";
|
|
} else {
|
|
$formatstring .= "| %$alignstr${cutoff}s |";
|
|
$borderstring_m .= "+-" . ('-' x $cutoff) . "-+";
|
|
}
|
|
} elsif ($i == 0) {
|
|
if ($utf8) {
|
|
$formatstring .= "│ %$alignstr${cutoff}s ";
|
|
$borderstring_t .= "┌─" . ('─' x $cutoff) . '─';
|
|
$borderstring_m .= "├─" . ('─' x $cutoff) . '─';
|
|
$borderstring_b .= "└─" . ('─' x $cutoff) . '─';
|
|
} else {
|
|
$formatstring .= "| %$alignstr${cutoff}s ";
|
|
$borderstring_m .= "+-" . ('-' x $cutoff) . '-';
|
|
}
|
|
} elsif ($i == ($column_count - 1)) {
|
|
if ($utf8) {
|
|
$formatstring .= "│ %$alignstr${cutoff}s │";
|
|
$borderstring_t .= "┬─" . ('─' x $cutoff) . "─┐";
|
|
$borderstring_m .= "┼─" . ('─' x $cutoff) . "─┤";
|
|
$borderstring_b .= "┴─" . ('─' x $cutoff) . "─┘";
|
|
} else {
|
|
$formatstring .= "| %$alignstr${cutoff}s |";
|
|
$borderstring_m .= "+-" . ('-' x $cutoff) . "-+";
|
|
}
|
|
} else {
|
|
if ($utf8) {
|
|
$formatstring .= "│ %$alignstr${cutoff}s ";
|
|
$borderstring_t .= "┬─" . ('─' x $cutoff) . '─';
|
|
$borderstring_m .= "┼─" . ('─' x $cutoff) . '─';
|
|
$borderstring_b .= "┴─" . ('─' x $cutoff) . '─';
|
|
} else {
|
|
$formatstring .= "| %$alignstr${cutoff}s ";
|
|
$borderstring_m .= "+-" . ('-' x $cutoff) . '-';
|
|
}
|
|
}
|
|
} else {
|
|
# skip alignment and cutoff on last column
|
|
$formatstring .= ($i == ($column_count - 1)) ? "%s" : "%$alignstr${cutoff}s ";
|
|
}
|
|
}
|
|
|
|
$borderstring_t = $borderstring_m if !length($borderstring_t);
|
|
$borderstring_b = $borderstring_m if !length($borderstring_b);
|
|
|
|
my $writeln = sub {
|
|
my ($text) = @_;
|
|
|
|
if ($columns) {
|
|
print encode($encoding, substr($text, 0, $columns) . "\n");
|
|
} else {
|
|
print encode($encoding, $text) . "\n";
|
|
}
|
|
};
|
|
|
|
$writeln->($borderstring_t) if $border;
|
|
|
|
if ($header) {
|
|
my $text = sprintf $formatstring, map { $colopts->{$_}->{title} } @$props_to_print;
|
|
$writeln->($text);
|
|
}
|
|
|
|
for (my $i = 0; $i < scalar(@$tabledata); $i++) {
|
|
my $coldata = $tabledata->[$i];
|
|
|
|
$writeln->($borderstring_m) if $border && ($i != 0 || $header);
|
|
|
|
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);
|
|
}
|
|
}
|
|
|
|
$writeln->($borderstring_b) if $border;
|
|
}
|
|
|
|
sub extract_properties_to_print {
|
|
my ($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 $data.
|
|
sub print_api_list {
|
|
my ($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};
|
|
|
|
$props_to_print = extract_properties_to_print($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(@$props_to_print);
|
|
|
|
print_text_table($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 ($class eq 'ARRAY') {
|
|
return 'array';
|
|
} else {
|
|
return 'string'; # better than nothing
|
|
}
|
|
};
|
|
|
|
sub print_api_result {
|
|
my ($data, $result_schema, $props_to_print, $options, $terminal_opts) = @_;
|
|
|
|
return if $options->{quiet};
|
|
|
|
$terminal_opts //= query_terminal_options({});
|
|
|
|
my $format = $options->{'output-format'} // 'text';
|
|
|
|
if ($result_schema && defined($result_schema->{type})) {
|
|
return if $result_schema->{type} eq 'null';
|
|
} 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', CPAN::Meta::YAML::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') {
|
|
my $encoding = $options->{encoding} // 'UTF-8';
|
|
my $type = $result_schema->{type};
|
|
if ($type eq 'object') {
|
|
$props_to_print = extract_properties_to_print($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) {
|
|
next if !defined($data->{$key});
|
|
push @$kvstore, { key => $key, value => data_to_text($data->{$key}, $result_schema->{properties}->{$key}, $options, $terminal_opts) };
|
|
}
|
|
my $schema = { type => 'array', items => { type => 'object' }};
|
|
print_api_list($kvstore, $schema, ['key', 'value'], $options, $terminal_opts);
|
|
} elsif ($type eq 'array') {
|
|
return if !scalar(@$data);
|
|
my $item_type = $result_schema->{items}->{type};
|
|
if ($item_type eq 'object') {
|
|
print_api_list($data, $result_schema, $props_to_print, $options, $terminal_opts);
|
|
} else {
|
|
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 }, $terminal_opts);
|
|
}
|
|
} else {
|
|
print encode($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;
|