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# Created on: 2014-09-04 17:12:36 |
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# Create by: Ivan Wills |
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# $Id$ |
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# $Revision$, $HeadURL$, $Date$ |
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# $Revision$, $Source$, $Date$ |
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use strict; |
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475233
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use warnings; |
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121
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use feature qw/:5.10/; |
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116
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use Carp; |
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539
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use POSIX qw/ceil/; |
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249
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use Data::Dumper qw/Dumper/; |
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9827
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use English qw/ -no_match_vars /; |
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23016
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5
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236
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2048
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use base qw/Exporter/; |
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14533
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5
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1457
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use Path::Tiny; |
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10
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5
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470
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17
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3627
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use IO::Handle; |
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59162
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203
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2456
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use POSIX qw/:errno_h/; |
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26077
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our $VERSION = '0.25'; |
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our @EXPORT_OK = qw/hosts_from_map is_host multi_run shell_quote tmux/; |
22
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our %EXPORT_TAGS = (); |
23
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24
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my ($map) = @_; |
25
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my @hosts; |
26
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12
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12
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1
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132
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27
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12
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16
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my $int_re = qr/ [0-9a-zA-Z] /xms; |
28
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my $range_re = qr/ ($int_re) (?:[.][.]|-) ($int_re)/xms; |
29
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12
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32
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my $group_re = qr/ (?: $int_re | $range_re ) /xms; |
30
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12
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86
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my $seperated_re = qr/ $group_re (?: , $group_re ) * /xms; |
31
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12
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76
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my $num_range_re = qr/ [[{] ( $seperated_re ) [\]}] /xms; |
32
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12
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79
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33
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12
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93
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while ( my $host_range = shift @{$map} ) { |
34
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my ($num_range) = $host_range =~ /$num_range_re/; |
35
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12
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21
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26
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59
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36
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14
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81
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if (!$num_range) { |
37
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push @hosts, $host_range; |
38
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14
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100
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30
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next; |
39
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1
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2
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#if ( is_host($host_range) ) { |
40
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1
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4
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# push @hosts, $host_range; |
41
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# next; |
42
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#} |
43
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#else { |
44
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# unshift @{$hosts}, $host_range; |
45
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# last; |
46
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#} |
47
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} |
48
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49
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my @numbs = map { /$range_re/ ? ($1 .. $2) : ($_) } split /,/, $num_range; |
50
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my @hostmaps = map { $a=$host_range; $a =~ s/$num_range_re/$_/e; $a } @numbs; |
51
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13
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100
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30
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19
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110
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52
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13
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22
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if ( $hostmaps[0] =~ /$num_range_re/ ) { |
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46
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55
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46
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171
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46
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89
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46
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77
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53
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push @{$map}, @hostmaps; |
54
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13
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100
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42
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} |
55
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1
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1
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else { |
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1
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4
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56
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push @hosts, @hostmaps; |
57
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} |
58
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12
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39
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} |
59
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60
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return @hosts; |
61
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} |
62
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12
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72
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63
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my $full_name = `host $_[0]`; |
64
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return $full_name !~ /not found/; |
65
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} |
66
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0
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0
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1
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0
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67
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0
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0
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my ($text) = @_; |
68
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69
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if ($text =~ /[\s$|><;&*?#]/xms) { |
70
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$text =~ s/'/'\\''/gxms; |
71
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38
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38
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1
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3994
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$text = "'$text'"; |
72
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} |
73
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38
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100
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96
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74
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34
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47
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return $text; |
75
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34
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49
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} |
76
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77
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my ($hosts, $remote_cmd, $option) = @_; |
78
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38
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93
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79
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if ($option->{tmux}) { |
80
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my @cmds = map {"ssh $_ " . shell_quote($remote_cmd)} @$hosts; |
81
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exec tmux($option, @cmds) if !$option->{test}; |
82
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0
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0
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1
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0
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print tmux($option, @cmds) . "\n"; |
83
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return; |
84
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0
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0
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0
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} |
85
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0
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0
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0
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0
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86
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0
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0
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0
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# store child processes if forking |
87
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0
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0
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my @children; |
88
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0
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0
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89
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# loop over each host and run the remote command |
90
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for my $host (@$hosts) { |
91
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my $cmd = "ssh $host " . shell_quote($remote_cmd); |
92
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0
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0
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print "$cmd\n" if $option->{verbose} > 1 || $option->{test}; |
93
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next if $option->{test}; |
94
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95
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0
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0
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if ( $option->{parallel} ) { |
96
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0
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0
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my $child = fork; |
97
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0
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0
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0
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0
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98
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0
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0
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0
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if ( $child ) { |
99
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# parent stuff |
100
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0
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0
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0
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push @children, $child; |
101
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0
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0
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102
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if ( @children == $option->{parallel} ) { |
103
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0
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0
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0
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warn "Waiting for children to finish\n" if $option->{verbose} > 1; |
|
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0
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104
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# reap children if reached max fork count |
105
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0
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0
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while ( my $pid = shift @children ) { |
106
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waitpid $pid, 0; |
107
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0
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0
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0
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} |
108
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0
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0
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0
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} |
109
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} |
110
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0
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0
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elsif ( defined $child ) { |
111
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0
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0
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# child code |
112
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if ( $option->{interleave} ) { |
113
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print "$host -\n" if $option->{verbose}; |
114
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115
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require IPC::Open3::Callback; |
116
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my ($pid, $in, $out, $err) = IPC::Open3::Callback::safe_open3($cmd); |
117
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0
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0
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0
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118
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0
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0
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0
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close $in; |
119
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$out->blocking(0); |
120
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0
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0
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$err->blocking(0); |
121
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0
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0
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while ($out && $err) { |
122
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$out = _read_label_line($out, \*STDOUT, $host); |
123
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0
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0
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$err = _read_label_line($err, \*STDERR, $host); |
124
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0
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|
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0
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} |
125
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0
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0
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waitpid $pid, 0; |
126
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0
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0
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0
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exit 0; |
127
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0
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0
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} |
128
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0
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0
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else { |
129
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my $out = `$cmd 2>&1`; |
130
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0
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0
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131
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0
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0
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print "$host -\n" if $option->{verbose}; |
132
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print $out; |
133
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} |
134
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0
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0
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exit; |
135
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} |
136
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0
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0
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0
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else { |
137
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0
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|
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0
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die "Error: $!\n"; |
138
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} |
139
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0
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0
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} |
140
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else { |
141
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print "$host -\n" if $option->{verbose}; |
142
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0
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0
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system $cmd; |
143
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|
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} |
144
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} |
145
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146
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0
|
0
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0
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# reap any outstanding children |
147
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0
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|
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0
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wait; |
148
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} |
149
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150
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my ($in_fh, $out_fh, $host) = @_; |
151
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state %hosts; |
152
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0
|
|
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|
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0
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my @colours = (qw/ |
153
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|
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red on_red bright_red |
154
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green on_green bright_green |
155
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|
blue on_blue bright_blue |
156
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0
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|
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0
|
|
0
|
magenta on_magenta bright_magenta |
157
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0
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|
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|
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0
|
cyan on_cyan |
158
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0
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|
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0
|
yellow on_yellow |
159
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/); |
160
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return if !$in_fh; |
161
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162
|
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my $line = <$in_fh>; |
163
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164
|
|
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|
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|
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if ( !defined $line && $! != EAGAIN ) { |
165
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|
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close $in_fh; |
166
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0
|
0
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|
|
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0
|
return; |
167
|
|
|
|
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|
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} |
168
|
0
|
|
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|
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0
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169
|
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|
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|
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if (defined $line) { |
170
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0
|
0
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0
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|
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0
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$hosts{$host} ||= $colours[rand @colours]; |
171
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0
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|
|
|
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0
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require Term::ANSIColor; |
172
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0
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|
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|
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0
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print {$out_fh} '[', Term::ANSIColor::colored($host, $hosts{$host}), '] ', $line; |
173
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} |
174
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|
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175
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0
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0
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|
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0
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return $in_fh; |
176
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0
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0
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0
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} |
177
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0
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0
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|
178
|
0
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0
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my ($option, @commands) = @_; |
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0
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0
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|
179
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180
|
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|
|
confess "No commands for tmux to run!\n" if !@commands; |
181
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0
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0
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|
182
|
|
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|
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my $layout = layout(@commands); |
183
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|
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|
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my $tmux = ''; |
184
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|
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|
|
my $final = ''; |
185
|
5
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|
|
5
|
1
|
3132
|
my $pct = int( 100 / scalar @commands ); |
186
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|
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|
|
|
187
|
5
|
50
|
|
|
|
13
|
for my $ssh (@commands) { |
188
|
|
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|
|
|
|
if ( !$tmux && $option->{tmux_nested} ) { |
189
|
5
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|
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|
|
10
|
$tmux = ' rename-window mssh'; |
190
|
5
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7
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$final = '; bash -c ' . shell_quote("echo $ssh; echo 'set-window-option synchronize-panes on|off'") . '\\;' . shell_quote($ssh); |
191
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5
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5
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} |
192
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5
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9
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else { |
193
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my $cmd = !$tmux ? 'new-session' : '\\; split-window -d -p ' . $pct; |
194
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5
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7
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195
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15
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50
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66
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36
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$tmux .= " $cmd " . shell_quote("echo $ssh") . '\\;' . shell_quote($ssh); |
196
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0
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0
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} |
197
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0
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0
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} |
198
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199
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my $sync = $option->{tmux_sync} ? 'on' : 'off'; |
200
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15
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100
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26
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$tmux .= " \\; set-window-option synchronize-panes $sync" if $commands[0] !~ /\s$/xms; |
201
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202
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15
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27
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return "tmux$tmux \\; select-layout tiled \\; setw synchronize-panes $sync$final"; |
203
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} |
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205
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my (@commands) = @_; |
206
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5
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50
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10
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my $rows = int sqrt @commands + 1; |
207
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5
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50
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13
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my $cols = ceil @commands / $rows; |
208
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my $out = []; |
209
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5
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22
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if ( $cols > $rows + 1 ) { |
210
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my $tmp = $rows; |
211
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$rows++; |
212
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$cols--; |
213
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16
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1
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7769
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} |
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35
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ROW: |
215
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16
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61
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for my $row ( 0 .. $rows - 1 ) { |
216
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16
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29
|
for my $col ( 0 .. $cols - 1 ) { |
217
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16
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100
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36
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last ROW if !@commands; |
218
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1
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2
|
$out->[$row][$col] = shift @commands; |
219
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1
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1
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} |
220
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1
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2
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} |
221
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222
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return $out; |
223
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16
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29
|
} |
224
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33
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38
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225
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89
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100
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123
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state $config; |
226
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81
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120
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return $config if $config; |
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228
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my $config_file = path($ENV{HOME}, '.mssh'); |
229
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if (!-f $config_file) { |
230
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16
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31
|
$config = {}; |
231
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232
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# create a default config file |
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$config_file->spew("---\ngroups:\n"); |
234
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1
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235
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0
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return $config; |
236
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} |
237
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0
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238
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0
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0
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|
|
require YAML; |
239
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0
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|
$config = YAML::LoadFile($config_file); |
240
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241
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return $config; |
242
|
0
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|
} |
243
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244
|
0
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|
my ($groups) = @_; |
245
|
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|
|
my $config = config(); |
246
|
|
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|
|
my @hosts; |
247
|
0
|
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|
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248
|
0
|
|
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|
|
for my $group (@$groups) { |
249
|
|
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|
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|
|
if ($config->{groups} && $config->{groups}{$group}) { |
250
|
0
|
|
|
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|
|
push @hosts, |
251
|
|
|
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|
|
ref $config->{groups}{$group} |
252
|
|
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|
|
|
|
? @{ $config->{groups}{$group} } |
253
|
|
|
|
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|
|
: $config->{groups}{$group}; |
254
|
0
|
|
|
0
|
1
|
|
} |
255
|
0
|
|
|
|
|
|
else { |
256
|
0
|
|
|
|
|
|
warn "No host group '$group' defined in the config!\n"; |
257
|
|
|
|
|
|
|
} |
258
|
0
|
|
|
|
|
|
} |
259
|
0
|
0
|
0
|
|
|
|
|
260
|
|
|
|
|
|
|
return @hosts; |
261
|
|
|
|
|
|
|
} |
262
|
0
|
|
|
|
|
|
|
263
|
0
|
0
|
|
|
|
|
1; |
264
|
|
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|
|
265
|
|
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|
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|
|
266
|
0
|
|
|
|
|
|
=head1 NAME |
267
|
|
|
|
|
|
|
|
268
|
|
|
|
|
|
|
App::MultiSsh - Multi host ssh executer |
269
|
|
|
|
|
|
|
|
270
|
0
|
|
|
|
|
|
=head1 VERSION |
271
|
|
|
|
|
|
|
|
272
|
|
|
|
|
|
|
This documentation refers to App::MultiSsh version 0.25 |
273
|
|
|
|
|
|
|
|
274
|
|
|
|
|
|
|
=head1 SYNOPSIS |
275
|
|
|
|
|
|
|
|
276
|
|
|
|
|
|
|
use App::MultiSsh; |
277
|
|
|
|
|
|
|
|
278
|
|
|
|
|
|
|
# Brief but working code example(s) here showing the most common usage(s) |
279
|
|
|
|
|
|
|
# This section will be as far as many users bother reading, so make it as |
280
|
|
|
|
|
|
|
# educational and exemplary as possible. |
281
|
|
|
|
|
|
|
|
282
|
|
|
|
|
|
|
|
283
|
|
|
|
|
|
|
=head1 DESCRIPTION |
284
|
|
|
|
|
|
|
|
285
|
|
|
|
|
|
|
=head1 SUBROUTINES/METHODS |
286
|
|
|
|
|
|
|
|
287
|
|
|
|
|
|
|
=over 4 |
288
|
|
|
|
|
|
|
|
289
|
|
|
|
|
|
|
=item C<hosts_from_map ($host)> |
290
|
|
|
|
|
|
|
|
291
|
|
|
|
|
|
|
Splits C<$host> into all hosts that it represents. |
292
|
|
|
|
|
|
|
|
293
|
|
|
|
|
|
|
e.g. |
294
|
|
|
|
|
|
|
|
295
|
|
|
|
|
|
|
host0[012] -> host00, host01, host02 |
296
|
|
|
|
|
|
|
host0[0-2] -> host00, host01, host02 |
297
|
|
|
|
|
|
|
|
298
|
|
|
|
|
|
|
=item C<is_host ($host)> |
299
|
|
|
|
|
|
|
|
300
|
|
|
|
|
|
|
Gets the full name of C<$host> |
301
|
|
|
|
|
|
|
|
302
|
|
|
|
|
|
|
=item C<shell_quote ($text)> |
303
|
|
|
|
|
|
|
|
304
|
|
|
|
|
|
|
Quotes C<$text> for putting into a shell command |
305
|
|
|
|
|
|
|
|
306
|
|
|
|
|
|
|
=item C<multi_run ($hosts, $remote_cmd, $option)> |
307
|
|
|
|
|
|
|
|
308
|
|
|
|
|
|
|
Run the command on all hosts |
309
|
|
|
|
|
|
|
|
310
|
|
|
|
|
|
|
=item C<tmux (@commands)> |
311
|
|
|
|
|
|
|
|
312
|
|
|
|
|
|
|
Generate a tmux session with all commands run in separate windows |
313
|
|
|
|
|
|
|
|
314
|
|
|
|
|
|
|
=item C<layout (@commands)> |
315
|
|
|
|
|
|
|
|
316
|
|
|
|
|
|
|
Generate a desired tmux layout |
317
|
|
|
|
|
|
|
|
318
|
|
|
|
|
|
|
=item C<config ()> |
319
|
|
|
|
|
|
|
|
320
|
|
|
|
|
|
|
Read the ~/.mssh config file and return it's data |
321
|
|
|
|
|
|
|
|
322
|
|
|
|
|
|
|
=item C<get_groups (@groups)> |
323
|
|
|
|
|
|
|
|
324
|
|
|
|
|
|
|
Return all hosts represented in C<@groups> |
325
|
|
|
|
|
|
|
|
326
|
|
|
|
|
|
|
=back |
327
|
|
|
|
|
|
|
|
328
|
|
|
|
|
|
|
=head1 DIAGNOSTICS |
329
|
|
|
|
|
|
|
|
330
|
|
|
|
|
|
|
=head1 CONFIGURATION AND ENVIRONMENT |
331
|
|
|
|
|
|
|
|
332
|
|
|
|
|
|
|
=head1 DEPENDENCIES |
333
|
|
|
|
|
|
|
|
334
|
|
|
|
|
|
|
=head1 INCOMPATIBILITIES |
335
|
|
|
|
|
|
|
|
336
|
|
|
|
|
|
|
=head1 BUGS AND LIMITATIONS |
337
|
|
|
|
|
|
|
|
338
|
|
|
|
|
|
|
There are no known bugs in this module. |
339
|
|
|
|
|
|
|
|
340
|
|
|
|
|
|
|
Please report problems to Ivan Wills (ivan.wills@gmail.com). |
341
|
|
|
|
|
|
|
|
342
|
|
|
|
|
|
|
Patches are welcome. |
343
|
|
|
|
|
|
|
|
344
|
|
|
|
|
|
|
=head1 AUTHOR |
345
|
|
|
|
|
|
|
|
346
|
|
|
|
|
|
|
Ivan Wills - (ivan.wills@gmail.com) |
347
|
|
|
|
|
|
|
|
348
|
|
|
|
|
|
|
=head1 LICENSE AND COPYRIGHT |
349
|
|
|
|
|
|
|
|
350
|
|
|
|
|
|
|
Copyright (c) 2014 Ivan Wills (14 Mullion Close, Hornsby Heights, NSW Australia 2077). |
351
|
|
|
|
|
|
|
All rights reserved. |
352
|
|
|
|
|
|
|
|
353
|
|
|
|
|
|
|
This module is free software; you can redistribute it and/or modify it under |
354
|
|
|
|
|
|
|
the same terms as Perl itself. See L<perlartistic>. This program is |
355
|
|
|
|
|
|
|
distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; |
356
|
|
|
|
|
|
|
without even the implied warranty of MERCHANTABILITY or FITNESS FOR A |
357
|
|
|
|
|
|
|
PARTICULAR PURPOSE. |
358
|
|
|
|
|
|
|
|
359
|
|
|
|
|
|
|
=cut |