3f77b80d6c
New packaging guidelines: https://fedoraproject.org/wiki/Packaging:Python#Multiple_Python_Runtimes https://fedorahosted.org/fpc/ticket/327#comment:9
81 lines
2.8 KiB
Python
Executable File
81 lines
2.8 KiB
Python
Executable File
#!/usr/bin/python2
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# test-parse-template - parse and print (but don't execute!) a Lorax Template.
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# Copyright (C) 2011 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Red Hat Author(s): Will Woods <wwoods@redhat.com>
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import sys, inspect
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from pylorax.base import DataHolder
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from pylorax.ltmpl import LoraxTemplate
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from mako.exceptions import text_error_template
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data = DataHolder()
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data.arch = DataHolder(basearch='ARCH.BASEARCH', buildarch='ARCH.BUILDARCH', libdir='ARCH.LIBDIR')
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data.product = DataHolder(name='PRODUCT.NAME', version='PRODUCT.VERSION')
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data.glob = lambda g: ['glob.1', 'glob.2']
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data.exists = lambda e: True
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data.udev = lambda s: "UDEV_ESCAPE(%s)" % s.upper()
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data.removelocales = ['REMOVELOCALE1', 'REMOVELOCALE2']
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data.kernels = [DataHolder(path="/path/to/vmlinuz", initrd=DataHolder(path="/path/to/initrd.img"), flavor=None, arch=data.arch.basearch)]
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data.basearch = data.arch.basearch
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data.libdir = data.arch.libdir
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def get_args(template):
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argspec = inspect.getargspec(template.module.render_body)
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return set(argspec.args[1:]) # skip "context"
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def readtemplate(filename):
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parser = LoraxTemplate(directories=['.'])
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from mako.lookup import TemplateLookup
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lookup = TemplateLookup(directories=parser.directories)
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return lookup.get_template(filename)
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if __name__ == '__main__':
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# check args
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if len(sys.argv) == 1:
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print "usage: %s TEMPLATE [arg1=value1] [arg2=value2] ..."
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# read template
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templatefile = sys.argv[1]
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print "parsing %s" % templatefile
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t = readtemplate(templatefile)
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reqargs = get_args(t)
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print "required args: %s" % ' '.join(reqargs)
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# parse extra commandline args
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if len(sys.argv) > 2:
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for arg in sys.argv[2:]:
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if '=' in arg:
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k,v = arg.split('=',1)
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data[k] = v
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# fill in remaining blanks
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for a in reqargs.difference(data):
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data[a] = a.upper()
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print "rendering %s using values:" % templatefile
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for a in data:
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print " %s=%s" % (a,repr(data[a]))
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# render and print
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try:
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lines = t.render(**data).splitlines()
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for line in lines:
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print line
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except Exception:
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print text_error_template().render()
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raise SystemExit(1)
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