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stmt |
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cond |
sub |
pod |
time |
code |
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package Sphinx::Manager; |
2
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3
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4
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4
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191207
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use warnings; |
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4
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4
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100
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4
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4
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4
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15
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use strict; |
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4
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4
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64
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5
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4
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4
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11
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use base qw/Class::Accessor::Fast/; |
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6
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4
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1714
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6
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7
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4
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4
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7910
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use Carp qw/croak/; |
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4
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4
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145
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8
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4
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4
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1552
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use Proc::ProcessTable; |
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4
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14212
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4
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137
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9
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4
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4
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385
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use Path::Class; |
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4
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29146
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4
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142
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10
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4
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4
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17
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use File::Spec; |
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4
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4
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4
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56
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11
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4
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4
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481
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use Sphinx::Config; |
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4
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13876
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4
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74
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12
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4
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4
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14
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use Errno qw/ECHILD/; |
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4
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4
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293
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13
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4
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4
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1760
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use POSIX; |
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4
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12080
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4
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18
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14
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15
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our $VERSION = '0.08'; |
16
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17
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__PACKAGE__->mk_accessors(qw/config_file |
18
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pid_file |
19
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bindir |
20
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searchd_args |
21
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searchd_sudo |
22
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indexer_args |
23
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indexer_sudo |
24
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process_timeout |
25
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pre_exec_callback |
26
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max_fd |
27
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debug/); |
28
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29
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my $default_config_file = 'sphinx.conf'; |
30
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my $default_process_timeout = 10; |
31
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my $default_max_fd = 100; |
32
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33
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sub new { |
34
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3
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3
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1
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2745
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my $class = shift; |
35
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3
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27
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my $self = $class->SUPER::new(@_); |
36
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37
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3
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50
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33
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$self->debug(0) unless $self->debug; |
38
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3
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50
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42
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$self->config_file($default_config_file) unless $self->config_file; |
39
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3
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50
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24
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$self->process_timeout($default_process_timeout) unless $self->process_timeout; |
40
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3
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27
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$self->max_fd($default_max_fd); |
41
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42
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3
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12
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return $self; |
43
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} |
44
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45
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# Determines pid_file from explicitly given file or by reading the config |
46
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sub _find_pidfile { |
47
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6
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6
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9
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my $self = shift; |
48
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49
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6
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33
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9
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my $config_file = $self->config_file || $default_config_file; |
50
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51
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6
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50
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57
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if (my $file = $self->pid_file) { |
52
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0
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0
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return $self->{_pid_file} = Path::Class::file($file); |
53
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} |
54
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6
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100
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66
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33
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if ($self->{_config_file} && $config_file eq $self->{_config_file}) { |
55
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# Config file unchanged |
56
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3
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50
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156
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return $self->{_pid_file} if $self->{_pid_file}; |
57
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} |
58
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3
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6
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$self->_load_config_file; |
59
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3
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222
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return $self->{_pid_file}; |
60
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} |
61
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62
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# Loads given config file and extracts the pid_file |
63
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sub _load_config_file { |
64
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3
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3
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3
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my $self = shift; |
65
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66
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3
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33
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6
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my $config_file = $self->config_file || $default_config_file; |
67
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68
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3
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27
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my $config = Sphinx::Config->new; |
69
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3
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18
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$config->parse($config_file); |
70
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3
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50
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576
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if (my $pid_file = $config->get('searchd', undef, 'pid_file')) { |
71
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3
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69
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$self->{_pid_file} = Path::Class::file($pid_file); |
72
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} |
73
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3
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180
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$self->{_config_file} = Path::Class::file($config_file); # records which file we have loaded |
74
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} |
75
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76
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# Find executable file |
77
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sub _find_exe { |
78
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3
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3
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6
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my $self = shift; |
79
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3
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3
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my $name = shift; |
80
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81
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3
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50
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9
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return Path::Class::file($self->bindir, $name) if $self->bindir; |
82
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83
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0
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0
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my @candidates = map { Path::Class::file($_, $name) } File::Spec->path(); |
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0
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0
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84
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0
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0
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for my $bin (@candidates) { |
85
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0
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0
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0
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return $bin if -x "$bin"; |
86
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} |
87
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0
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0
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die "Failed to find $name binary in bindir or system path; please specify bindir correctly"; |
88
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} |
89
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90
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# Find a process for given pid; return the PID if the process matches the given pattern |
91
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# If pid is not given, returns all process IDs matching the pattern |
92
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sub _findproc { |
93
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13
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13
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32
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my ($self, $pid, $pat) = @_; |
94
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95
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13
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157
|
my $t = Proc::ProcessTable->new; |
96
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97
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13
|
50
|
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10652
|
if ($pid) { |
98
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0
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0
|
my $process; |
99
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0
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|
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0
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for (@{$t->table}) { |
|
0
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0
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100
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0
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0
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0
|
$process = $_, last if $_->pid == $pid; |
101
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|
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|
|
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} |
102
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0
|
0
|
|
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0
|
return [ $pid ] if $process; |
103
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|
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} |
104
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|
|
else { |
105
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13
|
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|
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21
|
my @procs; |
106
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13
|
|
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25
|
for (@{$t->table}) { |
|
13
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15055
|
|
107
|
132
|
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33
|
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222
|
my $cmndline = $_->{cmndline} || $_->{fname}; |
108
|
132
|
50
|
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|
|
204
|
warn "Checking $cmndline against $pat" if $self->debug > 2; |
109
|
132
|
50
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|
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635
|
push(@procs, $_->pid) if $cmndline =~ /$pat/; |
110
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|
|
} |
111
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13
|
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|
|
284
|
return \@procs; |
112
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|
|
} |
113
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114
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0
|
|
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0
|
return []; |
115
|
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|
|
} |
116
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|
117
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|
|
# Waits for a PID to disappear from the process table; returns 1 if found, 0 if timeout. |
118
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|
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sub _wait_for_death { |
119
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0
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|
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0
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0
|
my $self = shift; |
120
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0
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0
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my $pid = shift; |
121
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0
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0
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0
|
my $timeout = $self->process_timeout || $default_process_timeout; |
122
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123
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0
|
|
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0
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my $ret = 0; |
124
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0
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0
|
my $t = time() + $timeout; |
125
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0
|
|
|
|
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0
|
while (time() < $t) { |
126
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0
|
0
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|
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0
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$ret++, last unless @{$self->_findproc($pid)}; |
|
0
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0
|
|
127
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0
|
|
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|
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0
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sleep(1); |
128
|
|
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|
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|
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} |
129
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0
|
|
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|
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0
|
return $ret; |
130
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|
|
|
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|
|
} |
131
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132
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|
|
# Waits for a process matching a given pattern to appear in the process table; returns 1 if found, 0 if timeout. |
133
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|
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|
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sub _wait_for_proc { |
134
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1
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|
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1
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4
|
my $self = shift; |
135
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1
|
|
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3
|
my $pat = shift; |
136
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1
|
|
33
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10
|
my $timeout = $self->process_timeout || $default_process_timeout; |
137
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138
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1
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6
|
my $ret = 0; |
139
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1
|
|
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6
|
my $t = time() + $timeout; |
140
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1
|
|
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|
|
10
|
while (time() < $t) { |
141
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10
|
50
|
|
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41
|
$ret++, last if @{$self->_findproc(undef, $pat)}; |
|
10
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|
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68
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142
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10
|
|
|
|
|
10001144
|
sleep(1); |
143
|
|
|
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|
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} |
144
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1
|
|
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|
|
229
|
return $ret; |
145
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|
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|
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} |
146
|
|
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147
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|
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|
|
sub _system_with_status |
148
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|
|
|
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|
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{ |
149
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0
|
|
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0
|
|
0
|
my (@args) = @_; |
150
|
|
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|
|
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151
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0
|
0
|
|
|
|
0
|
if ( ! @args ){ |
152
|
0
|
|
|
|
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0
|
return "No parameters provided"; |
153
|
|
|
|
|
|
|
} |
154
|
|
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|
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|
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|
155
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0
|
|
|
|
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0
|
local $SIG{'CHLD'} = 'DEFAULT'; |
156
|
|
|
|
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157
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0
|
|
|
|
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0
|
my $output = qx{@args}; |
158
|
0
|
|
|
|
|
0
|
my $status = $?; |
159
|
|
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|
|
160
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0
|
0
|
|
|
|
0
|
unless ($status == 0) { |
161
|
0
|
0
|
|
|
|
0
|
if ($? == -1) { |
162
|
0
|
|
|
|
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0
|
return "@args failed to execute: $!"; |
163
|
|
|
|
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|
|
} |
164
|
0
|
0
|
|
|
|
0
|
if ($? & 127) { |
165
|
0
|
0
|
|
|
|
0
|
return sprintf("@args died with signal %d, %s coredump\n", |
166
|
|
|
|
|
|
|
($? & 127), ($? & 128) ? 'with' : 'without'); |
167
|
|
|
|
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|
|
} |
168
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0
|
|
|
|
|
0
|
return sprintf("@args exited with value %d. Output from execution:\n%s\n", $? >> 8, $output); |
169
|
|
|
|
|
|
|
} |
170
|
0
|
|
|
|
|
0
|
return ''; |
171
|
|
|
|
|
|
|
} |
172
|
|
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|
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|
173
|
|
|
|
|
|
|
# Get regexp for matching command line |
174
|
|
|
|
|
|
|
sub _get_searchd_matchre { |
175
|
4
|
|
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4
|
|
9
|
my $self = shift; |
176
|
4
|
|
|
|
|
31
|
my $c = $self->{_config_file}->stringify; |
177
|
4
|
|
|
|
|
256
|
return qr/searchd.*(?:\s|=)$c(?:$|\s)/; |
178
|
|
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|
|
} |
179
|
|
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|
180
|
|
|
|
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|
|
sub get_searchd_pid { |
181
|
3
|
|
|
3
|
1
|
6
|
my $self = shift; |
182
|
|
|
|
|
|
|
|
183
|
3
|
|
|
|
|
3
|
my $pids = []; |
184
|
3
|
|
|
|
|
6
|
my $pidfile = $self->_find_pidfile; |
185
|
3
|
50
|
|
|
|
6
|
if ( -f "$pidfile" ) { |
186
|
0
|
0
|
|
|
|
0
|
if (my $pid = $pidfile->slurp(chomp => 1)) { |
187
|
0
|
0
|
|
|
|
0
|
push(@$pids, $pid) if @{$self->_findproc($pid, 'searchd')}; |
|
0
|
|
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|
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0
|
|
188
|
|
|
|
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|
|
} |
189
|
|
|
|
|
|
|
} |
190
|
3
|
50
|
|
|
|
120
|
if (! @$pids) { |
191
|
|
|
|
|
|
|
# backup plan if PID file is empty or invalid |
192
|
3
|
|
|
|
|
9
|
$pids = $self->_findproc(undef, $self->_get_searchd_matchre); |
193
|
|
|
|
|
|
|
} |
194
|
3
|
50
|
|
|
|
9
|
warn("Found searchd pid " . join(", ", @$pids)) if $self->debug; |
195
|
3
|
|
|
|
|
15
|
return $pids; |
196
|
|
|
|
|
|
|
} |
197
|
|
|
|
|
|
|
|
198
|
|
|
|
|
|
|
sub start_searchd { |
199
|
3
|
|
|
3
|
1
|
12
|
my $self = shift; |
200
|
3
|
|
|
|
|
3
|
my $ok_if_running = shift; |
201
|
|
|
|
|
|
|
|
202
|
3
|
|
|
|
|
6
|
my $pidfile = $self->_find_pidfile; |
203
|
3
|
50
|
|
|
|
24
|
warn "start_searchd: Checking pidfile $pidfile" if $self->debug; |
204
|
|
|
|
|
|
|
|
205
|
3
|
50
|
|
|
|
15
|
if ( -f "$pidfile" ) { |
206
|
0
|
|
|
|
|
0
|
my $pid = Path::Class::file($pidfile)->slurp(chomp => 1); |
207
|
0
|
0
|
|
|
|
0
|
warn "start_searchd: Found PID $pid" if $self->debug; |
208
|
0
|
0
|
0
|
|
|
0
|
if ($pid && @{$self->_findproc($pid, qr/searchd/)}) { |
|
0
|
|
|
|
|
0
|
|
209
|
0
|
0
|
|
|
|
0
|
return if $ok_if_running; |
210
|
0
|
|
|
|
|
0
|
die "searchd is already running, PID $pid"; |
211
|
|
|
|
|
|
|
} |
212
|
|
|
|
|
|
|
} |
213
|
|
|
|
|
|
|
|
214
|
3
|
|
|
|
|
93
|
my @args; |
215
|
3
|
50
|
|
|
|
9
|
if (my $sudo = $self->searchd_sudo) { |
216
|
0
|
0
|
|
|
|
0
|
if (ref($sudo) ne 'ARRAY') { |
217
|
0
|
|
|
|
|
0
|
$sudo = [ split(/\s+/, $sudo) ]; |
218
|
|
|
|
|
|
|
} |
219
|
0
|
|
|
|
|
0
|
push(@args, @$sudo); |
220
|
|
|
|
|
|
|
} |
221
|
3
|
|
|
|
|
18
|
push(@args, $self->_find_exe('searchd')); |
222
|
3
|
|
|
|
|
186
|
push(@args, "--config", $self->{_config_file}->stringify); |
223
|
3
|
50
|
|
|
|
63
|
push(@args, @{$self->searchd_args}) if $self->searchd_args; |
|
0
|
|
|
|
|
0
|
|
224
|
3
|
50
|
|
|
|
18
|
warn("Executing " . join(" ", @args)) if $self->debug; |
225
|
|
|
|
|
|
|
|
226
|
3
|
|
|
|
|
42
|
local $SIG{CHLD} = 'IGNORE'; |
227
|
3
|
|
|
|
|
1883
|
my $pid = fork(); |
228
|
3
|
50
|
|
|
|
96
|
die "Fork failed: $!" unless defined $pid; |
229
|
3
|
100
|
|
|
|
34
|
if ($pid == 0) { |
230
|
2
|
100
|
|
|
|
1547
|
fork() and exit; # double fork to ensure detach |
231
|
|
|
|
|
|
|
|
232
|
1
|
50
|
|
|
|
65
|
if ($self->pre_exec_callback) { |
233
|
|
|
|
|
|
|
# give caller the opportunity to tidy up resources after the fork |
234
|
0
|
|
|
|
|
0
|
$self->pre_exec_callback->($self, \@args); |
235
|
|
|
|
|
|
|
} |
236
|
|
|
|
|
|
|
else { |
237
|
|
|
|
|
|
|
# close any open files. We don't know which are open so close lots. |
238
|
1
|
|
|
|
|
42
|
POSIX::close($_) for 0 .. $self->max_fd; |
239
|
|
|
|
|
|
|
} |
240
|
|
|
|
|
|
|
|
241
|
1
|
0
|
|
|
|
0
|
exec(@args) |
242
|
|
|
|
|
|
|
or die("Failed to exec @args}: $!"); |
243
|
|
|
|
|
|
|
} |
244
|
|
|
|
|
|
|
|
245
|
1
|
50
|
|
|
|
33
|
die "Searchd not running after timeout" |
246
|
|
|
|
|
|
|
unless $self->_wait_for_proc($self->_get_searchd_matchre); |
247
|
|
|
|
|
|
|
|
248
|
|
|
|
|
|
|
} |
249
|
|
|
|
|
|
|
|
250
|
|
|
|
|
|
|
sub _kill { |
251
|
0
|
|
|
0
|
|
0
|
my ($self, $sig, @pids) = @_; |
252
|
|
|
|
|
|
|
|
253
|
0
|
0
|
|
|
|
0
|
if (my $sudo = $self->searchd_sudo) { |
254
|
0
|
|
|
|
|
0
|
my @args; |
255
|
0
|
0
|
|
|
|
0
|
if (ref($sudo) ne 'ARRAY') { |
256
|
0
|
|
|
|
|
0
|
$sudo = [ split(/\s+/, $sudo) ]; |
257
|
|
|
|
|
|
|
} |
258
|
0
|
|
|
|
|
0
|
push(@args, @$sudo); |
259
|
0
|
|
|
|
|
0
|
push(@args, 'kill'); |
260
|
0
|
|
|
|
|
0
|
push(@args, "-$sig", @pids); |
261
|
0
|
|
|
|
|
0
|
_system_with_status(@args); |
262
|
|
|
|
|
|
|
} |
263
|
|
|
|
|
|
|
else { |
264
|
0
|
|
|
|
|
0
|
kill $sig, @pids; |
265
|
|
|
|
|
|
|
} |
266
|
|
|
|
|
|
|
} |
267
|
|
|
|
|
|
|
|
268
|
|
|
|
|
|
|
sub stop_searchd { |
269
|
3
|
|
|
3
|
1
|
1449
|
my $self = shift; |
270
|
|
|
|
|
|
|
|
271
|
3
|
|
|
|
|
12
|
my $pids = $self->get_searchd_pid; |
272
|
3
|
50
|
|
|
|
9
|
if (@$pids) { |
273
|
0
|
|
|
|
|
|
$self->_kill(15, @$pids); |
274
|
0
|
0
|
|
|
|
|
unless ($self->_wait_for_death(@$pids)) { |
275
|
0
|
|
|
|
|
|
$self->_kill(9, @$pids); |
276
|
0
|
0
|
|
|
|
|
unless ($self->_wait_for_death(@$pids)) { |
277
|
0
|
|
|
|
|
|
die "Failed to stop searchd PID " . join(", ", @$pids) . ", even with sure kill"; |
278
|
|
|
|
|
|
|
} |
279
|
|
|
|
|
|
|
} |
280
|
|
|
|
|
|
|
} |
281
|
|
|
|
|
|
|
# nothing found to kill so assume success |
282
|
|
|
|
|
|
|
} |
283
|
|
|
|
|
|
|
|
284
|
|
|
|
|
|
|
sub restart_searchd { |
285
|
0
|
|
|
0
|
1
|
|
my $self = shift; |
286
|
0
|
|
|
|
|
|
$self->stop_searchd; |
287
|
0
|
|
|
|
|
|
$self->start_searchd(1); |
288
|
|
|
|
|
|
|
} |
289
|
|
|
|
|
|
|
|
290
|
|
|
|
|
|
|
sub reload_searchd { |
291
|
0
|
|
|
0
|
1
|
|
my $self = shift; |
292
|
|
|
|
|
|
|
|
293
|
0
|
|
|
|
|
|
my $pids = $self->get_searchd_pid; |
294
|
0
|
0
|
|
|
|
|
if (@$pids) { |
295
|
|
|
|
|
|
|
# send HUP |
296
|
0
|
|
|
|
|
|
$self->_kill(1, @$pids); |
297
|
|
|
|
|
|
|
} |
298
|
|
|
|
|
|
|
else { |
299
|
0
|
|
|
|
|
|
$self->start_searchd(1); |
300
|
|
|
|
|
|
|
} |
301
|
|
|
|
|
|
|
} |
302
|
|
|
|
|
|
|
|
303
|
|
|
|
|
|
|
sub run_indexer { |
304
|
0
|
|
|
0
|
1
|
|
my $self = shift; |
305
|
0
|
|
|
|
|
|
my @extra_args = @_; |
306
|
|
|
|
|
|
|
|
307
|
0
|
|
|
|
|
|
my @args; |
308
|
0
|
0
|
|
|
|
|
if (my $sudo = $self->indexer_sudo) { |
309
|
0
|
0
|
|
|
|
|
if (ref($sudo) ne 'ARRAY') { |
310
|
0
|
|
|
|
|
|
$sudo = [ split(/\s+/, $sudo) ]; |
311
|
|
|
|
|
|
|
} |
312
|
0
|
|
|
|
|
|
push(@args, @$sudo); |
313
|
|
|
|
|
|
|
} |
314
|
0
|
|
|
|
|
|
push(@args, my $indexer = $self->_find_exe('indexer')); |
315
|
|
|
|
|
|
|
|
316
|
0
|
0
|
|
|
|
|
warn("Using indexer @args") if $self->debug; |
317
|
0
|
0
|
|
|
|
|
die "Cannot execute Sphinx indexer binary $indexer" unless -x "$indexer"; |
318
|
|
|
|
|
|
|
|
319
|
0
|
|
0
|
|
|
|
my $config = $self->config_file || $default_config_file; |
320
|
0
|
|
|
|
|
|
push(@args, "--config", $config); |
321
|
0
|
0
|
|
|
|
|
push(@args, @{$self->indexer_args}) if $self->indexer_args; |
|
0
|
|
|
|
|
|
|
322
|
0
|
0
|
|
|
|
|
push(@args, @extra_args) if @extra_args; |
323
|
|
|
|
|
|
|
|
324
|
0
|
0
|
|
|
|
|
if (my $status = _system_with_status(@args)) { |
325
|
0
|
|
|
|
|
|
die $status; |
326
|
|
|
|
|
|
|
} |
327
|
|
|
|
|
|
|
} |
328
|
|
|
|
|
|
|
|
329
|
|
|
|
|
|
|
1; |
330
|
|
|
|
|
|
|
|
331
|
|
|
|
|
|
|
__END__ |