root/galaxy-central/eggs/PasteScript-1.7.3-py2.6.egg/paste/script/exe.py

リビジョン 3, 3.4 KB (コミッタ: kohda, 14 年 前)

Install Unix tools  http://hannonlab.cshl.edu/galaxy_unix_tools/galaxy.html

行番号 
1# (c) 2005 Ian Bicking and contributors; written for Paste (http://pythonpaste.org)
2# Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php
3import re
4import os
5import sys
6import shlex
7import pkg_resources
8import command
9
10class ExeCommand(command.Command):
11
12    parser = command.Command.standard_parser(verbose=False)
13    summary = "Run #! executable files"
14    description = """\
15Use this at the top of files like:
16
17  #!/usr/bin/env /path/to/paster exe subcommand <command options>
18
19The rest of the file will be used as a config file for the given
20command, if it wants a config file.
21
22You can also include an [exe] section in the file, which looks
23like:
24
25  [exe]
26  command = serve
27  log_file = /path/to/log
28  add = /path/to/other/config.ini
29
30Which translates to:
31
32  paster serve --log-file=/path/to/log /path/to/other/config.ini
33"""
34   
35    hidden = True
36
37    _exe_section_re = re.compile(r'^\s*\[\s*exe\s*\]\s*$')
38    _section_re = re.compile(r'^\s*\[')
39
40    def run(self, argv):
41        if argv and argv[0] in ('-h', '--help'):
42            print self.description
43            return
44       
45        if os.environ.get('REQUEST_METHOD'):
46            # We're probably in a CGI environment
47            sys.stdout = sys.stderr
48            os.environ['PASTE_DEFAULT_QUIET'] = 'true'
49            # Maybe import cgitb or something?
50           
51        if '_' not in os.environ:
52            print "Warning: this command is intended to be run with a #! like:"
53            print "  #!/usr/bin/env paster exe"
54            print "It only works with /usr/bin/env, and only as a #! line."
55            # Should I actually shlex.split the args?
56            filename = argv[-1]
57            args = argv[:-1]
58            extra_args = []
59        else:
60            filename = os.environ['_']
61            extra_args = argv[:]
62            args = []
63            while extra_args:
64                if extra_args[0] == filename:
65                    extra_args.pop(0)
66                    break
67                args.append(extra_args.pop(0))
68        vars = {'here': os.path.dirname(filename),
69                '__file__': filename}
70        f = open(filename)
71        lines = f.readlines()
72        f.close()
73        options = {}
74        lineno = 1
75        while lines:
76            if self._exe_section_re.search(lines[0]):
77                lines.pop(0)
78                break
79            lines.pop(0)
80            lineno += 1
81        pre_options = []
82        options = args
83        for line in lines:
84            lineno += 1
85            line = line.strip()
86            if not line or line.startswith('#'):
87                continue
88            if self._section_re.search(line):
89                break
90            if '=' not in line:
91                raise command.BadCommand('Missing = in %s at %s: %r'
92                                         % (filename, lineno, line))
93            name, value = line.split('=', 1)
94            name = name.strip()
95            value = value.strip()
96            if name == 'require':
97                pkg_resources.require(value)
98            elif name == 'command' or name == 'add':
99                options.extend(shlex.split(value))
100            elif name == 'plugin':
101                options[:0] = ['--plugin', value]
102            else:
103                value = value % vars
104                options.append('--%s=%s' % (name.replace('_', '-'), value))
105        os.environ['PASTE_CONFIG_FILE'] = filename
106        options.extend(extra_args)
107        command.run(options)
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