1 |
joko |
1.1 |
## --------------------------------------------------------------------------- |
2 |
jonen |
1.15 |
## $Id: shortcuts.pm,v 1.14 2003/06/24 20:13:18 joko Exp $ |
3 |
joko |
1.1 |
## --------------------------------------------------------------------------- |
4 |
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## $Log: shortcuts.pm,v $ |
5 |
jonen |
1.15 |
## Revision 1.14 2003/06/24 20:13:18 joko |
6 |
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## + sub findpatch |
7 |
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## + now using findpatch and Proc::Background for win32/perl |
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## |
9 |
joko |
1.14 |
## Revision 1.13 2003/06/23 20:58:31 joko |
10 |
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## restructured, hopefully makes Linux and Windows (and *BSD) more compatible... what about IPC::Cmd??? |
11 |
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## |
12 |
joko |
1.13 |
## Revision 1.12 2003/06/23 19:43:19 joko |
13 |
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## minor cleanup |
14 |
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## now using IPC::Session::NoShell |
15 |
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## |
16 |
joko |
1.12 |
## Revision 1.11 2003/06/23 17:41:50 jonen |
17 |
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## + NEW - used IPC::Session instead of IPC::Run to get better results at linux |
18 |
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## |
19 |
jonen |
1.11 |
## Revision 1.10 2003/06/23 15:59:16 joko |
20 |
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## major/minor fixes? |
21 |
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## |
22 |
joko |
1.10 |
## Revision 1.9 2003/05/13 05:36:24 joko |
23 |
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## heavy modifications to run_cmd |
24 |
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## + sub get_executable |
25 |
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## + sub get_executable_wrapper |
26 |
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## |
27 |
joko |
1.9 |
## Revision 1.8 2003/04/04 17:31:59 joko |
28 |
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## + sub make_guid |
29 |
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## |
30 |
joko |
1.8 |
## Revision 1.7 2003/03/29 07:24:10 joko |
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## enhanced 'run_cmd': now tries to execute program with appropriate application (e.g. 'cmd.exe' or 'perl') |
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## |
33 |
joko |
1.7 |
## Revision 1.6 2003/03/28 06:58:06 joko |
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## new: 'run_cmd' now asynchronous! (via IPC::Run...) |
35 |
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## |
36 |
joko |
1.6 |
## Revision 1.5 2003/02/22 17:26:13 joko |
37 |
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## + enhanced unix compatibility fix |
38 |
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## |
39 |
joko |
1.5 |
## Revision 1.4 2003/02/22 17:19:36 joko |
40 |
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## + unix compatibility fix |
41 |
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## |
42 |
joko |
1.4 |
## Revision 1.3 2003/02/14 14:17:04 joko |
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## - shortened seperator |
44 |
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## |
45 |
joko |
1.3 |
## Revision 1.2 2003/02/11 05:14:28 joko |
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## + refactored code from libp.pm |
47 |
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## |
48 |
joko |
1.2 |
## Revision 1.1 2003/02/09 04:49:45 joko |
49 |
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## + shortcuts now refactored to this file |
50 |
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## |
51 |
joko |
1.1 |
## --------------------------------------------------------------------------- |
52 |
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53 |
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54 |
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package shortcuts; |
55 |
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56 |
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use strict; |
57 |
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use warnings; |
58 |
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59 |
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require Exporter; |
60 |
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our @ISA = qw( Exporter ); |
61 |
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our @EXPORT_OK = qw( |
62 |
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strftime |
63 |
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now today |
64 |
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run_cmd run_cmds |
65 |
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get_chomped |
66 |
joko |
1.2 |
bool2status |
67 |
joko |
1.8 |
make_guid |
68 |
joko |
1.1 |
); |
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70 |
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71 |
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use Data::Dumper; |
72 |
joko |
1.6 |
use POSIX qw( strftime ); |
73 |
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#use IPC::Run qw( run timeout ); |
74 |
joko |
1.14 |
use IPC::Run qw( start pump finish timeout run timer ) ; |
75 |
joko |
1.8 |
use Carp; |
76 |
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77 |
joko |
1.13 |
# NEW - 2003-06-23 for Linux (what about *BSD?) |
78 |
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use IPC::Session; |
79 |
joko |
1.8 |
|
80 |
joko |
1.14 |
use File::Spec; |
81 |
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use Proc::Background; |
82 |
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83 |
joko |
1.1 |
|
84 |
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# $now_string = strftime "%a %b %e %H:%M:%S %Y", localtime; |
85 |
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# see "perldoc -f localtime" |
86 |
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sub now { |
87 |
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my $options = shift; |
88 |
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my $pattern = "%Y-%m-%d %H:%M:%S"; |
89 |
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$pattern = "%Y-%m-%d_%H-%M-%S" if $options->{fs}; |
90 |
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my $result = strftime($pattern, localtime); |
91 |
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return $result; |
92 |
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} |
93 |
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94 |
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sub today { |
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return strftime("%Y-%m-%d", localtime); |
96 |
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} |
97 |
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98 |
joko |
1.12 |
sub RUNNING_IN_HELL () { $^O eq 'MSWin32' } |
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100 |
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101 |
joko |
1.9 |
sub get_executable { |
102 |
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my $cmd = shift; |
103 |
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# FIXME: detect type of program and run with proper application/interpreter |
104 |
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# using IPC::Run we have to dispatch this on our own! *no* os-interaction or interpolation here!? |
105 |
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# => better use absolute path-names only?! |
106 |
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my $application = ''; |
107 |
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if ($cmd =~ m/\w+\.pl\s*.*/) { |
108 |
joko |
1.13 |
$application = get_interpreter_wrapper($cmd, 'perl'); |
109 |
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#$cmd = "$application $cmd" if $application; |
110 |
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$application .= ' '; |
111 |
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112 |
joko |
1.10 |
} else { |
113 |
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$application = './'; |
114 |
joko |
1.9 |
} |
115 |
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return $application; |
116 |
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} |
117 |
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118 |
joko |
1.13 |
sub get_interpreter_wrapper { |
119 |
joko |
1.9 |
my $cmd = shift; |
120 |
joko |
1.13 |
my $language = shift; |
121 |
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$language ||= ''; |
122 |
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123 |
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my $wrapper = ''; |
124 |
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125 |
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if ($language eq 'perl') { |
126 |
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127 |
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if (RUNNING_IN_HELL()) { |
128 |
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# Required to adapt to IPC::Run on win32. |
129 |
joko |
1.14 |
#$wrapper = 'cmd.exe /C perl'; |
130 |
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#$wrapper = 'start perl'; |
131 |
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$wrapper = 'perl'; |
132 |
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#$wrapper = 'cmd.exe /C'; |
133 |
joko |
1.13 |
} else { |
134 |
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# NEW 2003-06-23 - needed if used with IPC::Session (at Linux) |
135 |
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# whats about Win32? |
136 |
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$wrapper = 'perl'; |
137 |
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} |
138 |
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139 |
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} else { |
140 |
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die("No wrapper for language '$language'."); |
141 |
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} |
142 |
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143 |
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return $wrapper; |
144 |
joko |
1.9 |
} |
145 |
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146 |
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147 |
joko |
1.1 |
sub run_cmd { |
148 |
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my $cmd = shift; |
149 |
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my $caption = shift; |
150 |
joko |
1.6 |
my $options = shift; |
151 |
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152 |
joko |
1.14 |
#print STDOUT "run_cmd - options: ", Dumper($options), "\n"; |
153 |
joko |
1.9 |
|
154 |
joko |
1.6 |
# report - header |
155 |
joko |
1.3 |
my $sep = "-" x 60; |
156 |
joko |
1.14 |
print STDOUT $sep, "\n"; |
157 |
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print STDOUT " ", $cmd; |
158 |
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print STDOUT " - ", $caption if $caption; |
159 |
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print STDOUT "\n", $sep, "\n"; |
160 |
joko |
1.4 |
|
161 |
joko |
1.5 |
# strip name of executable from full command string |
162 |
joko |
1.14 |
$cmd =~ m/^(.+?)\s(.*)$/; |
163 |
joko |
1.5 |
my $executable = $1; |
164 |
joko |
1.14 |
my $executable_args = $2; |
165 |
joko |
1.5 |
|
166 |
joko |
1.9 |
=pod |
167 |
joko |
1.5 |
# for unix: check if executable is in local directory, if so - prefix with './' |
168 |
joko |
1.4 |
if (!RUNNING_IN_HELL()) { |
169 |
joko |
1.5 |
#if ($cmd !~ m/\//) { |
170 |
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if (-e $executable) { |
171 |
joko |
1.4 |
} |
172 |
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} |
173 |
joko |
1.9 |
=cut |
174 |
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175 |
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# new of 2003-05-07: basedir option to be prepended to command string |
176 |
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my $basedir = $options->{BASEDIR}; |
177 |
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my $use_path = $options->{USE_PATH}; |
178 |
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179 |
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# for all systems: check existance of files - use basedir if given, try current directory otherwise |
180 |
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if ($basedir) { |
181 |
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-e "$basedir/$executable" or die("$basedir/$executable does not exist."); |
182 |
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$basedir .= '/'; |
183 |
joko |
1.14 |
$cmd = "$basedir$cmd"; |
184 |
joko |
1.9 |
} elsif ($use_path) { |
185 |
joko |
1.14 |
#$basedir = ""; |
186 |
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$basedir = findpath($executable); |
187 |
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#print "basedir: $basedir", "\n"; |
188 |
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my $abspath = File::Spec->catfile($basedir, $executable); |
189 |
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#print STDOUT "PATH: ", $abspath, "\n"; |
190 |
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-e $abspath or die("$abspath does not exist."); |
191 |
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$cmd = $abspath . ' ' . $executable_args; |
192 |
joko |
1.9 |
} else { |
193 |
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-e $executable or die("$executable does not exist."); |
194 |
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#$basedir = "."; |
195 |
joko |
1.10 |
#$basedir .= './'; |
196 |
joko |
1.12 |
$basedir = ""; |
197 |
joko |
1.14 |
$cmd = "$basedir$cmd"; |
198 |
joko |
1.9 |
} |
199 |
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200 |
joko |
1.6 |
# V1 - backticks or qq{} |
201 |
joko |
1.1 |
#`$cmd`; |
202 |
joko |
1.6 |
#qq{$cmd}; |
203 |
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204 |
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# V2 - via 'system' |
205 |
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#system($cmd); |
206 |
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207 |
joko |
1.14 |
#if (not $use_path) { |
208 |
joko |
1.10 |
my $application = get_executable($cmd); |
209 |
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$cmd = "$application$cmd" if $application; |
210 |
joko |
1.14 |
#} |
211 |
joko |
1.10 |
|
212 |
jonen |
1.11 |
# V3 - using IPC (optional) |
213 |
joko |
1.6 |
if ($options->{async}) { |
214 |
jonen |
1.11 |
|
215 |
joko |
1.6 |
#run \@cmd, \$in, \$out, \$err, timeout( 10 ) or die "cat: $?"; |
216 |
jonen |
1.11 |
my @cmd = split(' ', $cmd); |
217 |
joko |
1.6 |
|
218 |
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219 |
jonen |
1.11 |
# V3.1 - using IPC::Run |
220 |
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# |
221 |
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# tests: |
222 |
joko |
1.13 |
|
223 |
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if (RUNNING_IN_HELL()) { |
224 |
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225 |
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#my $in; my $out; my $err; |
226 |
joko |
1.14 |
print STDOUT "run_cmd: IPC::Run: $cmd", "\n"; |
227 |
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228 |
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#print STDOUT "findpath: ", findpath('rap.pl'), "\n"; |
229 |
joko |
1.13 |
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230 |
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# no success! |
231 |
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#start \@cmd, timeout(0) or croak("run_cmd: IPC::Run could not start '$cmd'."); |
232 |
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# |
233 |
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# success on Win32, but seems broken at 'timeout' on linux: |
234 |
joko |
1.14 |
#run(\@cmd, timeout(3)) or croak("run_cmd: IPC::Run could not start '$cmd'."); |
235 |
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#start(\@cmd, timer(2)) or croak("run_cmd: IPC::Run could not start '$cmd'."); |
236 |
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#start(\@cmd, \undef) or croak("run_cmd: IPC::Run could not start '$cmd'."); |
237 |
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#start \@cmd or croak("run_cmd: IPC::Run could not start '$cmd'."); |
238 |
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#start(\@cmd, timeout(1)) or croak("run_cmd: IPC::Run could not start '$cmd'."); |
239 |
joko |
1.13 |
|
240 |
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# other tests ;) |
241 |
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#$IPC::Run::Timer::timeout = 2000; |
242 |
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#start $cmd or die("IPC::Run could not start '$cmd'."); |
243 |
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244 |
joko |
1.14 |
#my $in; my $out; my $t; |
245 |
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#my $harness = start( \@cmd, \$in, \$out, $t = timer( 5 ) ) ; |
246 |
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#my $harness = start( \@cmd ) ; |
247 |
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#$harness->pump_nb(); |
248 |
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249 |
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#my $postfix = '2>&1 |'; |
250 |
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#open PIPE, "$cmd $postfix" or die("run_cmd: could not run in background via open!"); |
251 |
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252 |
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my $proc1 = Proc::Background->new(@cmd); |
253 |
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print "pid: ", $proc1->pid(), "\n"; |
254 |
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255 |
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256 |
joko |
1.13 |
} else { |
257 |
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258 |
jonen |
1.15 |
#print STDOUT "run_cmd: IPC::Session: $cmd", "\n"; |
259 |
joko |
1.13 |
|
260 |
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# V3.2 - using IPC::Session |
261 |
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# success on Linux AND Win32 ?? |
262 |
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# |
263 |
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# set timeout: |
264 |
jonen |
1.15 |
# (don't really know why we needs some secconds |
265 |
joko |
1.13 |
# to wait for init of process !?!) |
266 |
jonen |
1.15 |
#my $session_timeout = 15; |
267 |
joko |
1.13 |
# set session name (default: cmd as string): |
268 |
jonen |
1.15 |
#my $session_command = $cmd; |
269 |
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#my $session_shell = "/bin/sh"; |
270 |
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# create session (beware of using '->new' here!?): |
271 |
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#my $session = new IPC::Session($session_shell, $session_timeout); |
272 |
joko |
1.13 |
|
273 |
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# send 'cmd' to session - not required since complete command is sent via constructor above |
274 |
jonen |
1.15 |
#$session->send($cmd); |
275 |
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276 |
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#my $output = $session->stdout(); |
277 |
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#print "WS::Admin started.\n" if $output = ' '; |
278 |
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279 |
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# tests |
280 |
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#$session->send("echo hello"); |
281 |
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#chomp(my $hello = $session->stdout()); |
282 |
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#print "ok 3\n" if $hello eq "hello"; |
283 |
joko |
1.13 |
|
284 |
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# optional switch case: |
285 |
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#for ($session->stdout()) { |
286 |
jonen |
1.15 |
# /_bootDataBases/ && do { print "WS::Admin started.\n" }; |
287 |
joko |
1.13 |
#} |
288 |
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# optional get error: |
289 |
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#my $err = session->stderr(); |
290 |
jonen |
1.15 |
#print "ERR: " . Dumper($err) . "\n"; |
291 |
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292 |
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#open( *OUT, ">out.txt" ) ; |
293 |
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#open( *ERR, ">err.txt" ) ; |
294 |
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#run(\@cmd, \undef, \*OUT, \*ERR ) or croak("run_cmd: IPC::Run could not start '$cmd'."); |
295 |
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#my ($out, $err); |
296 |
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#my $h = start(\@cmd, \undef, \*OUT, \*ERR ) or croak("run_cmd: IPC::Run could not start '$cmd'."); |
297 |
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#finish $h if $err =~ /error/; |
298 |
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299 |
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# get child pid |
300 |
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#my $kid; |
301 |
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#do { $kid=wait(); } until $kid > 0; |
302 |
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#print "Child PID: " . $kid . "n"; |
303 |
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304 |
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#finish $h; |
305 |
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306 |
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307 |
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# test using Proc::Background - success !! |
308 |
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my $proc = Proc::Background->new($cmd); |
309 |
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my $kid = $proc->pid(); |
310 |
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print STDOUT "run_cmd: Proc::Background: $cmd, child PID $kid", "\n"; |
311 |
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$proc->wait(); |
312 |
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$proc->die(); |
313 |
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314 |
joko |
1.13 |
} |
315 |
jonen |
1.15 |
|
316 |
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317 |
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} elsif ($options->{detach}) { |
318 |
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print STDERR "run_cmd: system('$cmd' &).", "\n"; |
319 |
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system($cmd . ' &'); |
320 |
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321 |
joko |
1.6 |
} else { |
322 |
joko |
1.14 |
print STDOUT "run_cmd: system('$cmd').", "\n"; |
323 |
joko |
1.6 |
system($cmd); |
324 |
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} |
325 |
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326 |
joko |
1.14 |
print STDOUT "run_cmd: ready.", "\n"; |
327 |
joko |
1.6 |
|
328 |
joko |
1.1 |
} |
329 |
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330 |
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sub run_cmds { |
331 |
joko |
1.9 |
my $options = {}; |
332 |
|
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if (ref $_[$#_] eq 'HASH') { |
333 |
|
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#print "YAI", "\n"; |
334 |
|
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$options = pop @_; |
335 |
|
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} |
336 |
joko |
1.1 |
foreach (@_) { |
337 |
joko |
1.9 |
run_cmd($_, '', $options); |
338 |
joko |
1.1 |
} |
339 |
|
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} |
340 |
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341 |
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sub get_chomped { |
342 |
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my $str = shift; |
343 |
|
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chomp($str); |
344 |
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return $str; |
345 |
joko |
1.2 |
} |
346 |
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|
347 |
|
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sub bool2status { |
348 |
|
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my $bool = shift; |
349 |
|
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return ($bool ? 'ok' : 'failed'); |
350 |
joko |
1.1 |
} |
351 |
joko |
1.4 |
|
352 |
joko |
1.8 |
# create global unique identifers using Data::UUID |
353 |
|
|
# if updating this code, please also modify Tangram::Storage::make_guid |
354 |
|
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sub make_guid |
355 |
|
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{ |
356 |
|
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my $self = shift; |
357 |
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358 |
|
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my $guid; |
359 |
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|
360 |
|
|
# try to use Data::UUID first ... |
361 |
|
|
eval("use Data::UUID;"); |
362 |
|
|
if (!$@) { |
363 |
|
|
my $ug = Data::UUID->new(); |
364 |
|
|
$guid = $ug->create_str(); |
365 |
|
|
|
366 |
|
|
# ... if this fails, try to fallback to Data::UUID::PurePerl instead ... |
367 |
|
|
} else { |
368 |
|
|
eval("use Data::UUID::PurePerl;"); |
369 |
|
|
if (!$@) { |
370 |
|
|
$guid = Data::UUID::PurePerl::generate_id(); |
371 |
|
|
} else { |
372 |
|
|
croak "couldn't create globally unique identifier"; |
373 |
|
|
} |
374 |
|
|
} |
375 |
|
|
|
376 |
|
|
return $guid; |
377 |
|
|
} |
378 |
joko |
1.14 |
|
379 |
|
|
# [modified] from: http://www.mit.edu/afs/athena/contrib/watchmaker/src/pt/Configure |
380 |
|
|
sub findpath { |
381 |
|
|
#local($path); |
382 |
|
|
#local($arg) = shift; |
383 |
|
|
my $arg = shift; |
384 |
|
|
my $path; |
385 |
|
|
#for my $dir (split(/:/,$ENV{'PATH'})) { |
386 |
|
|
for my $dir (File::Spec->path()) { |
387 |
|
|
#if (-x "$dir/$arg" && -f _) { |
388 |
|
|
#print STDOUT "scanning: ", "$dir/$arg", "\n"; |
389 |
|
|
if (-e "$dir/$arg") { |
390 |
|
|
#$path = "$dir/$arg"; |
391 |
|
|
#$path = "$dir/"; |
392 |
|
|
$path = $dir; |
393 |
|
|
last; |
394 |
|
|
} |
395 |
|
|
} |
396 |
|
|
$path; |
397 |
|
|
} |
398 |
jonen |
1.11 |
|
399 |
joko |
1.1 |
1; |
400 |
joko |
1.12 |
__END__ |