def _create_single_blueprint(config, template_file, var_files, no_prompt,
extra_vars=None, suppress_warnings=False):
blueprint_dir = os.path.expanduser(config['blueprint_dir'])
gen = BlueprintGenerator([os.path.join(blueprint_dir, 'templates')])
if not os.path.exists(os.path.join(blueprint_dir, 'templates', template_file)):
click.secho('You gave an invalid template', fg='red')
return
if template_file.startswith('_'):
click.secho('WARNING: Templates beginning with \'_\' are generally not meant to '
'be used directly. Please be sure this is really what you want.\n',
fg='magenta')
final_var_files = []
# Build a list with full paths in it instead of relative paths
for var_file in var_files:
var_file = os.path.join(blueprint_dir, 'var_files', var_file)
if os.path.exists(var_file):
final_var_files.append(open(var_file, 'r'))
else:
click.secho('WARNING: Variable file {0} was not found. Ignoring.'.format(var_file),
fg='magenta')
# Generate the JSON for the blueprint
return gen.generate(template_file,
final_var_files, # Pass in a list
variables=extra_vars,
prompt=no_prompt,
suppress_warnings=suppress_warnings)
def main(template_file, var_files, prompt, debug):
try:
# Throw all output to stderr
gen = BlueprintGenerator([
os.path.curdir,
os.path.join(os.path.curdir, 'templates'),
os.path.dirname(os.path.abspath(template_file))
],
output_stream=sys.stderr)
# Generate the blueprint
blueprint = gen.generate(template_file,
var_files=var_files,
prompt=prompt,
debug=debug)
except BlueprintException:
raise click.Abort('Error processing blueprint')
click.echo(json.dumps(blueprint, indent=2))
