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ddceb393 MG |
1 | package Gruntmaster::Daemon::Format; |
2 | ||
3 | use 5.014000; | |
4 | use strict; | |
5 | use warnings; | |
6 | use parent qw/Exporter/; | |
9577371b | 7 | no if $] > 5.017011, warnings => 'experimental::smartmatch'; |
ddceb393 | 8 | |
cd1a16d1 | 9 | use Digest::SHA qw/sha256_hex/; |
61470035 | 10 | use Expect; |
ddceb393 | 11 | use File::Basename qw/fileparse/; |
cd1a16d1 | 12 | use File::Copy qw/cp/; |
c40a2dd0 | 13 | use File::Slurp qw/read_file write_file/; |
ddceb393 | 14 | use List::MoreUtils qw/natatime/; |
f5e29130 | 15 | use Log::Log4perl qw/get_logger/; |
fdb99417 | 16 | use String::ShellQuote qw/shell_quote/; |
34cc90c9 | 17 | use Time::HiRes qw/time/; |
c40a2dd0 | 18 | use Try::Tiny; |
ddceb393 | 19 | |
3fa65372 | 20 | our $VERSION = '5999.000_005'; |
fdb99417 | 21 | our @EXPORT_OK = qw/prepare_files stopvms/; |
ddceb393 MG |
22 | |
23 | ################################################## | |
24 | ||
61470035 | 25 | our (%vm, %pid); |
fdb99417 MG |
26 | |
27 | sub runvm { | |
0f817fa6 | 28 | my ($name, $arg) = @_; |
fdb99417 | 29 | return unless $ENV{GRUNTMASTER_VM}; |
0f817fa6 MG |
30 | my $cmd = $ENV{GRUNTMASTER_VM}; |
31 | $cmd .= ' ' . $arg if $arg; | |
32 | get_logger->trace("Starting VM $name ($cmd)"); | |
559c4eec | 33 | $vm{$name} = Expect->new; |
61470035 | 34 | $vm{$name}->raw_pty(1); |
559c4eec MG |
35 | $vm{$name}->log_stdout(0); |
36 | $vm{$name}->spawn($cmd); | |
61470035 | 37 | $vm{$name}->expect(5, '# ') or get_logger->logdie("Error while starting VM $name: ". $vm{$name}->error); |
fdb99417 MG |
38 | } |
39 | ||
61470035 MG |
40 | sub stopvms { |
41 | kill KILL => $_->pid for values %vm; | |
42 | %vm = %pid = (); | |
43 | } | |
44 | ||
45 | sub execlist_finish { | |
46 | my ($vm, $kill) = @_; | |
47 | ||
48 | if ($vm{$vm}) { | |
7e81b08a | 49 | warn "Cannot kill VM\n" if $kill; |
61470035 MG |
50 | $vm{$vm}->expect(5, '# '); |
51 | } else { | |
52 | kill KILL => $pid{$vm} if $kill; | |
53 | waitpid $pid{$vm}, 0; | |
54 | } | |
34cc90c9 | 55 | write_file "time-stop-$vm", time; |
61470035 MG |
56 | return if $kill; |
57 | ||
58 | my $er = "exec-result-$vm"; | |
59 | die "gruntmaster-exec died\n" if -z $er; | |
60 | my ($excode, $exmsg) = read_file $er; | |
61 | unlink $er; | |
62 | chomp ($excode, $exmsg); ## no critic (ProhibitParensWithBuiltins) | |
63 | get_logger->trace("Exec result from $vm: $excode $exmsg"); | |
64 | die [$excode, $exmsg] if $excode; ## no critic (RequireCarping) | |
65 | } | |
fdb99417 | 66 | |
c40a2dd0 | 67 | sub execlist { |
fdb99417 | 68 | my ($vm, @args) = @_; |
34cc90c9 | 69 | write_file "time-start-$vm", time; |
fdb99417 MG |
70 | my $er = "exec-result-$vm"; |
71 | if ($vm{$vm}) { | |
72 | my $cmd = ">$er " . shell_quote 'gruntmaster-exec', @args; | |
73 | get_logger->trace("Running in VM $vm: $cmd"); | |
559c4eec | 74 | $vm{$vm}->send($cmd, "\n"); |
c40a2dd0 | 75 | } else { |
61470035 MG |
76 | $pid{$vm} = fork // die "Cannot fork\n"; |
77 | unless ($pid{$vm}) { | |
99d37110 | 78 | open STDOUT, '>', $er or die "Cannot open $er\n"; |
e61f1a82 | 79 | get_logger->trace("Running: gruntmaster-exec @args"); |
fdb99417 MG |
80 | exec 'gruntmaster-exec', @args; |
81 | } | |
c40a2dd0 MG |
82 | } |
83 | } | |
84 | ||
ddceb393 MG |
85 | sub mkrun{ |
86 | my $format = shift; | |
87 | sub{ | |
d16a999c | 88 | local *__ANON__ = 'mkrun_runner'; |
ddceb393 | 89 | my ($name, %args) = @_; |
d16a999c | 90 | get_logger->trace("Running $name..."); |
99d37110 | 91 | my $basename = fileparse $name, qr/[.][^.]*/s; |
42ce8ba9 | 92 | my @args = ('--sudo'); |
13b1661a | 93 | push @args, '--keep-stderr' if $ENV{TEST_VERBOSE}; |
c40a2dd0 MG |
94 | push @args, '--timeout', $args{timeout} if $args{timeout}; |
95 | push @args, '--mlimit', $args{mlimit} if $args{mlimit}; | |
96 | push @args, '--olimit', $args{olimit} if $args{olimit}; | |
97 | my @fds = exists $args{fds} ? @{$args{fds}} : (); | |
98 | my $it = natatime 2, @fds; | |
99 | while (my ($fd, $file) = $it->()) { | |
100 | push @args, "--fd=$fd $file"; | |
ddceb393 | 101 | } |
61470035 MG |
102 | execlist $basename, @args, '--', "./$basename", @{$args{args}}; |
103 | execlist_finish $basename unless $args{nonblocking} | |
ddceb393 MG |
104 | } |
105 | } | |
106 | ||
ad77b7d3 MG |
107 | sub prepare{ |
108 | my ($name, $format) = @_; | |
ad77b7d3 MG |
109 | get_logger->trace("Preparing file $name..."); |
110 | ||
c40a2dd0 | 111 | try { |
fdb99417 | 112 | execlist prog => '--fd=1 >>errors', '--fd=2 >>errors', 'gruntmaster-compile', $format, $name; |
61470035 | 113 | execlist_finish 'prog'; |
c40a2dd0 | 114 | } catch { |
36ecc8ea MG |
115 | my $exmsg = $_->[1]; |
116 | die "Compile error ($exmsg)\n" | |
c40a2dd0 MG |
117 | } finally { |
118 | $Gruntmaster::Daemon::errors .= read_file 'errors'; | |
837911b3 | 119 | $Gruntmaster::Daemon::errors .= "\n" if -s 'errors'; |
c40a2dd0 MG |
120 | unlink 'errors'; |
121 | }; | |
ad77b7d3 MG |
122 | } |
123 | ||
124 | sub prepare_files{ | |
125 | my $meta = shift; | |
0f817fa6 MG |
126 | if ($meta->{runner} eq 'Interactive') { |
127 | runvm ver => '-serial unix:vm.sock,nowait,server'; | |
128 | runvm prog => '-serial unix:vm.sock,nowait'; | |
129 | } else { | |
130 | runvm $_ for keys %{$meta->{files}}; | |
131 | } | |
ad77b7d3 | 132 | |
759d3ca5 | 133 | for my $file (values %{$meta->{files}}) { |
ad77b7d3 MG |
134 | my ($format, $name, $content) = @{$file}{qw/format name content/}; |
135 | ||
136 | $file->{run} = mkrun($format); | |
137 | write_file $name, $content; | |
cd1a16d1 MG |
138 | if ($ENV{GRUNTMASTER_CCACHE}) { |
139 | my $key = lc sha256_hex($content) . '-' . $format; | |
140 | my $cachefn = "$ENV{GRUNTMASTER_CCACHE}/$key"; | |
141 | my $exefn = fileparse $name, qr/[.][^.]*/s; | |
142 | if (cp $cachefn, $exefn) { | |
143 | get_logger->trace("File $name found in compilation cache") | |
144 | } else { | |
145 | prepare $name, $format; | |
146 | cp $exefn, $cachefn | |
147 | } | |
148 | } else { | |
149 | prepare $name, $format | |
150 | } | |
ad77b7d3 MG |
151 | } |
152 | } | |
153 | ||
bc372959 MG |
154 | 1; |
155 | __END__ | |
156 | ||
157 | =encoding utf-8 | |
158 | ||
159 | =head1 NAME | |
160 | ||
161 | Gruntmaster::Daemon::Format - Utility functions for handling source files | |
162 | ||
163 | =head1 SYNOPSIS | |
164 | ||
165 | use Gruntmaster::Daemon::Format qw/prepare_files/; | |
166 | prepare_files { files => { | |
167 | prog => { | |
168 | name => 'prog.pl', | |
169 | format => 'PERL', | |
170 | content => 'print "Hello, world!"' | |
171 | }, | |
172 | ver => { | |
173 | name => 'ver.cpp', | |
174 | format => 'CPP', | |
175 | content => ... | |
176 | }, | |
177 | }}; | |
178 | ||
179 | =head1 DESCRIPTION | |
180 | ||
181 | Gruntmaster::Daemon::Format exports utility functions for handling source files. | |
182 | ||
183 | =over | |
184 | ||
185 | =item B<prepare_files> I<$meta> | |
186 | ||
187 | Compiles all the source files in C<< $meta->{files} >>. | |
188 | ||
189 | =back | |
190 | ||
191 | =head1 AUTHOR | |
192 | ||
193 | Marius Gavrilescu E<lt>marius@ieval.roE<gt> | |
194 | ||
195 | =head1 COPYRIGHT AND LICENSE | |
196 | ||
197 | Copyright (C) 2014 by Marius Gavrilescu | |
198 | ||
199 | This library is free software: you can redistribute it and/or modify | |
200 | it under the terms of the GNU Affero General Public License as published by | |
201 | the Free Software Foundation, either version 3 of the License, or | |
202 | (at your option) any later version. | |
203 | ||
204 | ||
205 | =cut |