use strict;
use warnings;
+use JSON;
use PVE::SafeSyslog;
use PVE::Exception qw(raise raise_param_exc);
use PVE::RESTHandler;
+use PVE::PTY;
use PVE::INotify;
use base qw(PVE::RESTHandler);
my $exename;
my $cli_handler_class;
+my $standard_mappings = {
+ 'pve-password' => {
+ name => 'password',
+ desc => '<password>',
+ interactive => 1,
+ func => sub {
+ my ($value) = @_;
+ return $value if $value;
+ return PVE::PTY::get_confirmed_password();
+ },
+ },
+};
+sub get_standard_mapping {
+ my ($name, $base) = @_;
+
+ my $std = $standard_mappings->{$name};
+ die "no such standard mapping '$name'\n" if !$std;
+
+ my $res = $base || {};
+
+ foreach my $opt (keys %$std) {
+ next if defined($res->{$opt});
+ $res->{$opt} = $std->{$opt};
+ }
+
+ return $res;
+}
+
my $assert_initialized = sub {
my @caller = caller;
die "$caller[0]:$caller[2] - not initialized\n"
return $cmd if exists $def->{$cmd}; # command is already complete
- my @expanded = grep { /^\Q$cmd\E/ } keys %$def;
+ my $is_alias = sub { ref($_[0]) eq 'HASH' && exists($_[0]->{alias}) };
+ my @expanded = grep { /^\Q$cmd\E/ && !$is_alias->($def->{$_}) } keys %$def;
+
return $expanded[0] if scalar(@expanded) == 1; # enforce exact match
return undef;
shift @$args; # no need for program name
my $print_result = sub {
foreach my $p (@_) {
- print "$p\n" if $p =~ m/^$cur/;
+ print "$p\n" if $p =~ m/^\Q$cur\E/;
}
};
&$print_result(@option_list);
};
+sub data_to_text {
+ my ($data) = @_;
+
+ return '' if !defined($data);
+
+ if (my $class = ref($data)) {
+ return to_json($data, { utf8 => 1, canonical => 1 });
+ } else {
+ return "$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
+# $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 $sort_key
+sub print_text_table {
+ my ($data, $returnprops, $props_to_print, $sort_key) = @_;
+
+ my $autosort = 1;
+ if (defined($sort_key) && $sort_key eq 0) {
+ $autosort = 0;
+ $sort_key = undef;
+ }
+
+ my $colopts = {};
+ my $formatstring = '';
+
+ my $column_count = scalar(@$props_to_print);
+
+ for (my $i = 0; $i < $column_count; $i++) {
+ my $prop = $props_to_print->[$i];
+ my $propinfo = $returnprops->{$prop} // {};
+ die "undefined property '$prop'" if !$propinfo;
+
+ 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;
+ my $sortable = $autosort;
+ foreach my $entry (@$data) {
+ my $len = length(data_to_text($entry->{$prop})) // 0;
+ $longest = $len if $len > $longest;
+ $sortable = 0 if !defined($entry->{$prop});
+ }
+ $cutoff = $longest if !defined($cutoff) || $cutoff > $longest;
+ $sort_key //= $prop if $sortable;
+
+ $colopts->{$prop} = {
+ title => $title,
+ default => $propinfo->{default} // '',
+ cutoff => $cutoff,
+ };
+
+ # skip alignment and cutoff on last column
+ $formatstring .= ($i == ($column_count - 1)) ? "%s\n" : "%-${cutoff}s ";
+ }
+
+ printf $formatstring, map { $colopts->{$_}->{title} } @$props_to_print;
+
+ if (defined($sort_key)) {
+ my $type = $returnprops->{$sort_key}->{type};
+ 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;
+ }
+ }
+
+ foreach my $entry (@$data) {
+ printf $formatstring, map {
+ substr(data_to_text($entry->{$_}) // $colopts->{$_}->{default},
+ 0, $colopts->{$_}->{cutoff});
+ } @$props_to_print;
+ }
+}
+
+# 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, $sort_key) = @_;
+
+ die "can only print object lists\n"
+ if !($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;
+ }
+ }
+ $props_to_print = [ sort keys %{$all_props} ];
+ }
+ die "unable to detect list properties\n" if !scalar(@$props_to_print);
+ }
+
+ print_text_table($data, $returnprops, $props_to_print, $sort_key);
+}
+
+sub print_api_result {
+ my ($format, $data, $result_schema, $props_to_print, $sort_key) = @_;
+
+ return if $result_schema->{type} eq 'null';
+
+ if ($format eq 'json') {
+ print to_json($data, {utf8 => 1, allow_nonref => 1, canonical => 1, pretty => 1 });
+ } elsif ($format eq 'text') {
+ my $type = $result_schema->{type};
+ if ($type eq 'object') {
+ $props_to_print = [ sort keys %$data ] if !defined($props_to_print);
+ foreach my $key (@$props_to_print) {
+ print $key . ": " . data_to_text($data->{$key}) . "\n";
+ }
+ } elsif ($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, $sort_key);
+ } else {
+ foreach my $entry (@$data) {
+ print data_to_text($entry) . "\n";
+ }
+ }
+ } else {
+ print "$data\n";
+ }
+ } else {
+ die "internal error: unknown output format"; # should not happen
+ }
+}
+
sub verify_api {
my ($class) = @_;
}
# checked special commands, if def is still a hash we got an incomplete sub command
- $abort->("incomplete command '$cmd_str'") if ref($def) eq 'HASH';
+ $abort->("incomplete command '$cmd_str'", $args) if ref($def) eq 'HASH';
&$preparefunc() if $preparefunc;
my $res = $class->cli_handler($cmd_str, $name, $cmd_args, $arg_param, $uri_param, $read_password_func, $param_mapping_func);
- &$outsub($res) if $outsub;
+ if (defined $outsub) {
+ my $result_schema = $class->map_method_by_name($name)->{returns};
+ $outsub->($res, $result_schema);
+ }
};
my $handle_simple_cmd = sub {
my $res = $class->cli_handler($name, $name, \@ARGV, $arg_param, $uri_param, $read_password_func, $param_mapping_func);
- &$outsub($res) if $outsub;
+ if (defined $outsub) {
+ my $result_schema = $class->map_method_by_name($name)->{returns};
+ $outsub->($res, $result_schema);
+ }
};
sub run_cli_handler {